blender-archive/source/blender/editors/interface/interface_templates.c

/*
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * Contributor(s): Blender Foundation 2009.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

/** \file blender/editors/interface/interface_templates.c
 *  \ingroup edinterface
 */


#include <stdlib.h>
#include <stddef.h>
#include <string.h>

#include "MEM_guardedalloc.h"

#include "DNA_anim_types.h"
#include "DNA_dynamicpaint_types.h"
#include "DNA_key_types.h"
#include "DNA_scene_types.h"
#include "DNA_object_types.h"
#include "DNA_userdef_types.h"

#include "BLI_utildefines.h"
#include "BLI_string.h"
#include "BLI_ghash.h"
#include "BLI_rect.h"

#include "BLF_translation.h"

#include "BKE_animsys.h"
#include "BKE_colortools.h"
#include "BKE_context.h"
#include "BKE_dynamicpaint.h"
#include "BKE_global.h"
#include "BKE_library.h"
#include "BKE_main.h"
#include "BKE_object.h"
#include "BKE_material.h"
#include "BKE_texture.h"
#include "BKE_report.h"
#include "BKE_displist.h"
#include "BKE_sca.h"
#include "BKE_scene.h"

#include "ED_screen.h"
#include "ED_object.h"
#include "ED_render.h"

#include "RNA_access.h"
#include "RNA_enum_types.h"

#include "WM_api.h"
#include "WM_types.h"

#include "UI_interface.h"
#include "interface_intern.h"

#include "BLF_api.h"
#include "BLF_translation.h"

void UI_template_fix_linking(void)
{
}

/********************** Header Template *************************/

void uiTemplateHeader(uiLayout *layout, bContext *C, int menus)
{
	uiBlock *block;

	block = uiLayoutAbsoluteBlock(layout);
	if (menus) ED_area_header_standardbuttons(C, block, 0);
	else ED_area_header_switchbutton(C, block, 0);
}

/********************** Search Callbacks *************************/

typedef struct TemplateID {
	PointerRNA ptr;
	PropertyRNA *prop;

	ListBase *idlb;
	int prv_rows, prv_cols;
	int preview;
} TemplateID;

/* Search browse menu, assign  */
static void id_search_call_cb(bContext *C, void *arg_template, void *item)
{
	TemplateID *template = (TemplateID *)arg_template;

	/* ID */
	if (item) {
		PointerRNA idptr;

		RNA_id_pointer_create(item, &idptr);
		RNA_property_pointer_set(&template->ptr, template->prop, idptr);
		RNA_property_update(C, &template->ptr, template->prop);
	}
}

/* ID Search browse menu, do the search */
static void id_search_cb(const bContext *C, void *arg_template, const char *str, uiSearchItems *items)
{
	TemplateID *template = (TemplateID *)arg_template;
	ListBase *lb = template->idlb;
	ID *id, *id_from = template->ptr.id.data;
	int iconid;
	int flag = RNA_property_flag(template->prop);

	/* ID listbase */
	for (id = lb->first; id; id = id->next) {
		if (!((flag & PROP_ID_SELF_CHECK) && id == id_from)) {

			/* use filter */
			if (RNA_property_type(template->prop) == PROP_POINTER) {
				PointerRNA ptr;
				RNA_id_pointer_create(id, &ptr);
				if (RNA_property_pointer_poll(&template->ptr, template->prop, &ptr) == 0)
					continue;
			}

			/* hide dot-datablocks, but only if filter does not force it visible */
			if (U.uiflag & USER_HIDE_DOT)
				if ((id->name[2] == '.') && (str[0] != '.'))
					continue;

			if (BLI_strcasestr(id->name + 2, str)) {
				char name_ui[MAX_ID_NAME];
				name_uiprefix_id(name_ui, id);

				iconid = ui_id_icon_get((bContext *)C, id, template->preview);

				if (!uiSearchItemAdd(items, name_ui, id, iconid))
					break;
			}
		}
	}
}

/* ID Search browse menu, open */
static uiBlock *id_search_menu(bContext *C, ARegion *ar, void *arg_litem)
{
	static char search[256];
	static TemplateID template;
	PointerRNA idptr;
	wmWindow *win = CTX_wm_window(C);
	uiBlock *block;
	uiBut *but;
	
	/* clear initial search string, then all items show */
	search[0] = 0;
	/* arg_litem is malloced, can be freed by parent button */
	template = *((TemplateID *)arg_litem);
	
	/* get active id for showing first item */
	idptr = RNA_property_pointer_get(&template.ptr, template.prop);

	block = uiBeginBlock(C, ar, "_popup", UI_EMBOSS);
	uiBlockSetFlag(block, UI_BLOCK_LOOP | UI_BLOCK_REDRAW | UI_BLOCK_SEARCH_MENU);
	
	/* preview thumbnails */
	if (template.prv_rows > 0 && template.prv_cols > 0) {
		int w = 96 * template.prv_cols;
		int h = 96 * template.prv_rows + 20;
		
		/* fake button, it holds space for search items */
		uiDefBut(block, LABEL, 0, "", 10, 15, w, h, NULL, 0, 0, 0, 0, NULL);
		
		but = uiDefSearchBut(block, search, 0, ICON_VIEWZOOM, sizeof(search), 10, 0, w, 19,
		                     template.prv_rows, template.prv_cols, "");
		uiButSetSearchFunc(but, id_search_cb, &template, id_search_call_cb, idptr.data);
	}
	/* list view */
	else {
		const int searchbox_width  = uiSearchBoxWidth();
		const int searchbox_height = uiSearchBoxHeight();
		/* fake button, it holds space for search items */
		uiDefBut(block, LABEL, 0, "", 10, 15, searchbox_width, searchbox_height, NULL, 0, 0, 0, 0, NULL);
		
		but = uiDefSearchBut(block, search, 0, ICON_VIEWZOOM, sizeof(search), 10, 0, searchbox_width, UI_UNIT_Y - 1, 0, 0, "");
		uiButSetSearchFunc(but, id_search_cb, &template, id_search_call_cb, idptr.data);
	}
		
	
	uiBoundsBlock(block, 6);
	uiBlockSetDirection(block, UI_DOWN);
	uiEndBlock(C, block);
	
	/* give search-field focus */
	uiButSetFocusOnEnter(win, but);
	/* this type of search menu requires undo */
	but->flag |= UI_BUT_UNDO;
	
	return block;
}

/************************ ID Template ***************************/
/* This is for browsing and editing the ID-blocks used */

/* for new/open operators */
void uiIDContextProperty(bContext *C, PointerRNA *ptr, PropertyRNA **prop)
{
	TemplateID *template;
	ARegion *ar = CTX_wm_region(C);
	uiBlock *block;
	uiBut *but;

	memset(ptr, 0, sizeof(*ptr));
	*prop = NULL;

	if (!ar)
		return;

	for (block = ar->uiblocks.first; block; block = block->next) {
		for (but = block->buttons.first; but; but = but->next) {
			/* find the button before the active one */
			if ((but->flag & (UI_BUT_LAST_ACTIVE | UI_ACTIVE))) {
				if (but->func_argN) {
					template = but->func_argN;
					*ptr = template->ptr;
					*prop = template->prop;
					return;
				}
			}
		}
	}
}


static void template_id_cb(bContext *C, void *arg_litem, void *arg_event)
{
	TemplateID *template = (TemplateID *)arg_litem;
	PointerRNA idptr = RNA_property_pointer_get(&template->ptr, template->prop);
	ID *id = idptr.data;
	int event = GET_INT_FROM_POINTER(arg_event);
	
	switch (event) {
		case UI_ID_BROWSE:
		case UI_ID_PIN:
			RNA_warning("warning, id event %d shouldnt come here", event);
			break;
		case UI_ID_OPEN:
		case UI_ID_ADD_NEW:
			/* these call uiIDContextProperty */
			break;
		case UI_ID_DELETE:
			memset(&idptr, 0, sizeof(idptr));
			RNA_property_pointer_set(&template->ptr, template->prop, idptr);
			RNA_property_update(C, &template->ptr, template->prop);

			if (id && CTX_wm_window(C)->eventstate->shift) /* useful hidden functionality, */
				id->us = 0;

			break;
		case UI_ID_FAKE_USER:
			if (id) {
				if (id->flag & LIB_FAKEUSER) id_us_plus(id);
				else id_us_min(id);
			}
			else return;
			break;
		case UI_ID_LOCAL:
			if (id) {
				if (id_make_local(id, 0)) {
					/* reassign to get get proper updates/notifiers */
					idptr = RNA_property_pointer_get(&template->ptr, template->prop);
					RNA_property_pointer_set(&template->ptr, template->prop, idptr);
					RNA_property_update(C, &template->ptr, template->prop);
				}
			}
			break;
		case UI_ID_ALONE:
			if (id) {
				const int do_scene_obj = (GS(id->name) == ID_OB) &&
				                         (template->ptr.type == &RNA_SceneObjects);

				/* make copy */
				if (do_scene_obj) {
					Scene *scene = CTX_data_scene(C);
					ED_object_single_user(scene, (struct Object *)id);
					WM_event_add_notifier(C, NC_SCENE | ND_OB_ACTIVE, scene);
				}
				else {
					if (id) {
						id_single_user(C, id, &template->ptr, template->prop);
					}
				}
			}
			break;
#if 0
		case UI_ID_AUTO_NAME:
			break;
#endif
	}
}

static const char *template_id_browse_tip(StructRNA *type)
{
	if (type) {
		switch (RNA_type_to_ID_code(type)) {
			case ID_SCE: return N_("Browse Scene to be linked");
			case ID_OB:  return N_("Browse Object to be linked");
			case ID_ME:  return N_("Browse Mesh Data to be linked");
			case ID_CU:  return N_("Browse Curve Data to be linked");
			case ID_MB:  return N_("Browse Metaball Data to be linked");
			case ID_MA:  return N_("Browse Material to be linked");
			case ID_TE:  return N_("Browse Texture to be linked");
			case ID_IM:  return N_("Browse Image to be linked");
			case ID_LT:  return N_("Browse Lattice Data to be linked");
			case ID_LA:  return N_("Browse Lamp Data to be linked");
			case ID_CA:  return N_("Browse Camera Data to be linked");
			case ID_WO:  return N_("Browse World Settings to be linked");
			case ID_SCR: return N_("Choose Screen lay-out");
			case ID_TXT: return N_("Browse Text to be linked");
			case ID_SPK: return N_("Browse Speaker Data to be linked");
			case ID_SO:  return N_("Browse Sound to be linked");
			case ID_AR:  return N_("Browse Armature data to be linked");
			case ID_AC:  return N_("Browse Action to be linked");
			case ID_NT:  return N_("Browse Node Tree to be linked");
			case ID_BR:  return N_("Browse Brush to be linked");
			case ID_PA:  return N_("Browse Particle System to be linked");
			case ID_GD:  return N_("Browse Grease Pencil Data to be linked");
		}
	}
	return N_("Browse ID data to be linked");
}

/* Return a type-based i18n context, needed e.g. by "New" button.
 * In most languages, this adjective takes different form based on gender of type name...
 */
static const char *template_id_context(StructRNA *type)
{
	if (type) {
		switch (RNA_type_to_ID_code(type)) {
			case ID_SCE: return BLF_I18NCONTEXT_ID_SCENE;
			case ID_OB:  return BLF_I18NCONTEXT_ID_OBJECT;
			case ID_ME:  return BLF_I18NCONTEXT_ID_MESH;
			case ID_CU:  return BLF_I18NCONTEXT_ID_CURVE;
			case ID_MB:  return BLF_I18NCONTEXT_ID_METABALL;
			case ID_MA:  return BLF_I18NCONTEXT_ID_MATERIAL;
			case ID_TE:  return BLF_I18NCONTEXT_ID_TEXTURE;
			case ID_IM:  return BLF_I18NCONTEXT_ID_IMAGE;
			case ID_LT:  return BLF_I18NCONTEXT_ID_LATTICE;
			case ID_LA:  return BLF_I18NCONTEXT_ID_LAMP;
			case ID_CA:  return BLF_I18NCONTEXT_ID_CAMERA;
			case ID_WO:  return BLF_I18NCONTEXT_ID_WORLD;
			case ID_SCR: return BLF_I18NCONTEXT_ID_SCREEN;
			case ID_TXT: return BLF_I18NCONTEXT_ID_TEXT;
			case ID_SPK: return BLF_I18NCONTEXT_ID_SPEAKER;
			case ID_SO:  return BLF_I18NCONTEXT_ID_SOUND;
			case ID_AR:  return BLF_I18NCONTEXT_ID_ARMATURE;
			case ID_AC:  return BLF_I18NCONTEXT_ID_ACTION;
			case ID_NT:  return BLF_I18NCONTEXT_ID_NODETREE;
			case ID_BR:  return BLF_I18NCONTEXT_ID_BRUSH;
			case ID_PA:  return BLF_I18NCONTEXT_ID_PARTICLESETTINGS;
			case ID_GD:  return BLF_I18NCONTEXT_ID_GPENCIL;
		}
	}
	return BLF_I18NCONTEXT_DEFAULT;
}

static void template_ID(bContext *C, uiLayout *layout, TemplateID *template, StructRNA *type, short idcode, int flag,
                        const char *newop, const char *openop, const char *unlinkop)
{
	uiBut *but;
	uiBlock *block;
	PointerRNA idptr;
	// ListBase *lb; // UNUSED
	ID *id, *idfrom;
	int editable = RNA_property_editable(&template->ptr, template->prop);
	const char *i18n_ctxt = template_id_context(type);

	idptr = RNA_property_pointer_get(&template->ptr, template->prop);
	id = idptr.data;
	idfrom = template->ptr.id.data;
	// lb = template->idlb;

	block = uiLayoutGetBlock(layout);
	uiBlockBeginAlign(block);

	if (idptr.type)
		type = idptr.type;

	if (flag & UI_ID_PREVIEWS) {
		template->preview = TRUE;

		but = uiDefBlockButN(block, id_search_menu, MEM_dupallocN(template), "", 0, 0, UI_UNIT_X * 6, UI_UNIT_Y * 6,
		                     TIP_(template_id_browse_tip(type)));
		if (type) {
			but->icon = RNA_struct_ui_icon(type);
			if (id) but->icon = ui_id_icon_get(C, id, 1);
			uiButSetFlag(but, UI_HAS_ICON | UI_ICON_PREVIEW);
		}
		if ((idfrom && idfrom->lib) || !editable)
			uiButSetFlag(but, UI_BUT_DISABLED);
		
		uiLayoutRow(layout, TRUE);
	}
	else if (flag & UI_ID_BROWSE) {
		but = uiDefBlockButN(block, id_search_menu, MEM_dupallocN(template), "", 0, 0, UI_UNIT_X * 1.6, UI_UNIT_Y,
		                     TIP_(template_id_browse_tip(type)));

		uiButSetDrawFlag(but, UI_BUT_DRAW_ENUM_ARROWS);

		if (type) {
			but->icon = RNA_struct_ui_icon(type);
			/* default dragging of icon for id browse buttons */
			uiButSetDragID(but, id);
			uiButSetFlag(but, UI_HAS_ICON | UI_ICON_LEFT);
		}

		if ((idfrom && idfrom->lib) || !editable)
			uiButSetFlag(but, UI_BUT_DISABLED);
	}

	/* text button with name */
	if (id) {
		char name[UI_MAX_NAME_STR];
		const short user_alert = (id->us <= 0);

		//text_idbutton(id, name);
		name[0] = '\0';
		but = uiDefButR(block, TEX, 0, name, 0, 0, UI_UNIT_X * 6, UI_UNIT_Y,
		                &idptr, "name", -1, 0, 0, -1, -1, RNA_struct_ui_description(type));
		uiButSetNFunc(but, template_id_cb, MEM_dupallocN(template), SET_INT_IN_POINTER(UI_ID_RENAME));
		if (user_alert) uiButSetFlag(but, UI_BUT_REDALERT);

		if (id->lib) {
			if (id->flag & LIB_INDIRECT) {
				but = uiDefIconBut(block, BUT, 0, ICON_LIBRARY_DATA_INDIRECT, 0, 0, UI_UNIT_X, UI_UNIT_Y,
				                   NULL, 0, 0, 0, 0, TIP_("Indirect library datablock, cannot change"));
				uiButSetFlag(but, UI_BUT_DISABLED);
			}
			else {
				but = uiDefIconBut(block, BUT, 0, ICON_LIBRARY_DATA_DIRECT, 0, 0, UI_UNIT_X, UI_UNIT_Y,
				                   NULL, 0, 0, 0, 0, TIP_("Direct linked library datablock, click to make local"));
				if (!id_make_local(id, 1 /* test */) || (idfrom && idfrom->lib))
					uiButSetFlag(but, UI_BUT_DISABLED);
			}

			uiButSetNFunc(but, template_id_cb, MEM_dupallocN(template), SET_INT_IN_POINTER(UI_ID_LOCAL));
		}

		if (id->us > 1) {
			char numstr[32];

			BLI_snprintf(numstr, sizeof(numstr), "%d", id->us);

			but = uiDefBut(block, BUT, 0, numstr, 0, 0, UI_UNIT_X + ((id->us < 10) ? 0 : 10), UI_UNIT_Y,
			               NULL, 0, 0, 0, 0,
			               TIP_("Display number of users of this data (click to make a single-user copy)"));

			uiButSetNFunc(but, template_id_cb, MEM_dupallocN(template), SET_INT_IN_POINTER(UI_ID_ALONE));
			if (/* test only */
			    (id_copy(id, NULL, 1) == FALSE) ||
			    (idfrom && idfrom->lib) ||
			    (editable == FALSE) ||
			    /* object in editmode - don't change data */
			    (idfrom && GS(idfrom->name) == ID_OB && (((Object *)idfrom)->mode & OB_MODE_EDIT)))
			{
				uiButSetFlag(but, UI_BUT_DISABLED);
			}
		}
	
		if (user_alert) uiButSetFlag(but, UI_BUT_REDALERT);
		
		if (id->lib == NULL && !(ELEM5(GS(id->name), ID_GR, ID_SCE, ID_SCR, ID_TXT, ID_OB))) {
			uiDefButR(block, TOG, 0, "F", 0, 0, UI_UNIT_X, UI_UNIT_Y, &idptr, "use_fake_user", -1, 0, 0, -1, -1, NULL);
		}
	}
	
	if (flag & UI_ID_ADD_NEW) {
		int w = id ? UI_UNIT_X : (flag & UI_ID_OPEN) ? UI_UNIT_X * 3 : UI_UNIT_X * 6;
		
		/* i18n markup, does nothing! */
		BLF_I18N_MSGID_MULTI_CTXT("New", BLF_I18NCONTEXT_DEFAULT,
		                                 BLF_I18NCONTEXT_ID_SCENE,
		                                 BLF_I18NCONTEXT_ID_OBJECT,
		                                 BLF_I18NCONTEXT_ID_MESH,
		                                 BLF_I18NCONTEXT_ID_CURVE,
		                                 BLF_I18NCONTEXT_ID_METABALL,
		                                 BLF_I18NCONTEXT_ID_MATERIAL,
		                                 BLF_I18NCONTEXT_ID_TEXTURE,
		                                 BLF_I18NCONTEXT_ID_IMAGE,
		                                 BLF_I18NCONTEXT_ID_LATTICE,
		                                 BLF_I18NCONTEXT_ID_LAMP,
		                                 BLF_I18NCONTEXT_ID_CAMERA,
		                                 BLF_I18NCONTEXT_ID_WORLD,
		                                 BLF_I18NCONTEXT_ID_SCREEN,
		                                 BLF_I18NCONTEXT_ID_TEXT);
		BLF_I18N_MSGID_MULTI_CTXT("New", BLF_I18NCONTEXT_ID_SPEAKER,
		                                 BLF_I18NCONTEXT_ID_SOUND,
		                                 BLF_I18NCONTEXT_ID_ARMATURE,
		                                 BLF_I18NCONTEXT_ID_ACTION,
		                                 BLF_I18NCONTEXT_ID_NODETREE,
		                                 BLF_I18NCONTEXT_ID_BRUSH,
		                                 BLF_I18NCONTEXT_ID_PARTICLESETTINGS,
		                                 BLF_I18NCONTEXT_ID_GPENCIL);
		
		if (newop) {
			but = uiDefIconTextButO(block, BUT, newop, WM_OP_INVOKE_DEFAULT, ICON_ZOOMIN,
			                        (id) ? "" : CTX_IFACE_(i18n_ctxt, "New"), 0, 0, w, UI_UNIT_Y, NULL);
			uiButSetNFunc(but, template_id_cb, MEM_dupallocN(template), SET_INT_IN_POINTER(UI_ID_ADD_NEW));
		}
		else {
			but = uiDefIconTextBut(block, BUT, 0, ICON_ZOOMIN, (id) ? "" : CTX_IFACE_(i18n_ctxt, "New"),
			                       0, 0, w, UI_UNIT_Y, NULL, 0, 0, 0, 0, NULL);
			uiButSetNFunc(but, template_id_cb, MEM_dupallocN(template), SET_INT_IN_POINTER(UI_ID_ADD_NEW));
		}

		if ((idfrom && idfrom->lib) || !editable)
			uiButSetFlag(but, UI_BUT_DISABLED);
	}

	if (flag & UI_ID_OPEN) {
		int w = id ? UI_UNIT_X : (flag & UI_ID_ADD_NEW) ? UI_UNIT_X * 3 : UI_UNIT_X * 6;
		
		if (openop) {
			but = uiDefIconTextButO(block, BUT, openop, WM_OP_INVOKE_DEFAULT, ICON_FILESEL, (id) ? "" : IFACE_("Open"),
			                        0, 0, w, UI_UNIT_Y, NULL);
			uiButSetNFunc(but, template_id_cb, MEM_dupallocN(template), SET_INT_IN_POINTER(UI_ID_OPEN));
		}
		else {
			but = uiDefIconTextBut(block, BUT, 0, ICON_FILESEL, (id) ? "" : IFACE_("Open"), 0, 0, w, UI_UNIT_Y,
			                       NULL, 0, 0, 0, 0, NULL);
			uiButSetNFunc(but, template_id_cb, MEM_dupallocN(template), SET_INT_IN_POINTER(UI_ID_OPEN));
		}

		if ((idfrom && idfrom->lib) || !editable)
			uiButSetFlag(but, UI_BUT_DISABLED);
	}
	
	/* delete button */
	if (id && (flag & UI_ID_DELETE) && (RNA_property_flag(template->prop) & PROP_NEVER_UNLINK) == 0) {
		if (unlinkop) {
			but = uiDefIconButO(block, BUT, unlinkop, WM_OP_INVOKE_REGION_WIN, ICON_X, 0, 0, UI_UNIT_X, UI_UNIT_Y, NULL);
			/* so we can access the template from operators, font unlinking needs this */
			uiButSetNFunc(but, NULL, MEM_dupallocN(template), NULL);
		}
		else {
			but = uiDefIconBut(block, BUT, 0, ICON_X, 0, 0, UI_UNIT_X, UI_UNIT_Y, NULL, 0, 0, 0, 0,
			                   TIP_("Unlink datablock "
			                        "(Shift + Click to set users to zero, data will then not be saved)"));
			uiButSetNFunc(but, template_id_cb, MEM_dupallocN(template), SET_INT_IN_POINTER(UI_ID_DELETE));

			if (RNA_property_flag(template->prop) & PROP_NEVER_NULL)
				uiButSetFlag(but, UI_BUT_DISABLED);
		}

		if ((idfrom && idfrom->lib) || !editable)
			uiButSetFlag(but, UI_BUT_DISABLED);
	}

	if (idcode == ID_TE)
		uiTemplateTextureShow(layout, C, &template->ptr, template->prop);
	
	uiBlockEndAlign(block);
}

static void ui_template_id(uiLayout *layout, bContext *C, PointerRNA *ptr, const char *propname, const char *newop,
                           const char *openop, const char *unlinkop, int flag, int prv_rows, int prv_cols)
{
	TemplateID *template;
	PropertyRNA *prop;
	StructRNA *type;
	short idcode;

	prop = RNA_struct_find_property(ptr, propname);

	if (!prop || RNA_property_type(prop) != PROP_POINTER) {
		RNA_warning("pointer property not found: %s.%s", RNA_struct_identifier(ptr->type), propname);
		return;
	}

	template = MEM_callocN(sizeof(TemplateID), "TemplateID");
	template->ptr = *ptr;
	template->prop = prop;
	template->prv_rows = prv_rows;
	template->prv_cols = prv_cols;

	if (newop)
		flag |= UI_ID_ADD_NEW;
	if (openop)
		flag |= UI_ID_OPEN;

	type = RNA_property_pointer_type(ptr, prop);
	idcode = RNA_type_to_ID_code(type);
	template->idlb = which_libbase(CTX_data_main(C), idcode);
	
	/* create UI elements for this template
	 *	- template_ID makes a copy of the template data and assigns it to the relevant buttons
	 */
	if (template->idlb) {
		uiLayoutRow(layout, TRUE);
		template_ID(C, layout, template, type, idcode, flag, newop, openop, unlinkop);
	}

	MEM_freeN(template);
}

void uiTemplateID(uiLayout *layout, bContext *C, PointerRNA *ptr, const char *propname, const char *newop,
                  const char *openop, const char *unlinkop)
{
	ui_template_id(layout, C, ptr, propname, newop, openop, unlinkop,
	               UI_ID_BROWSE | UI_ID_RENAME | UI_ID_DELETE, 0, 0);
}

void uiTemplateIDBrowse(uiLayout *layout, bContext *C, PointerRNA *ptr, const char *propname, const char *newop,
                        const char *openop, const char *unlinkop)
{
	ui_template_id(layout, C, ptr, propname, newop, openop, unlinkop, UI_ID_BROWSE | UI_ID_RENAME, 0, 0);
}

void uiTemplateIDPreview(uiLayout *layout, bContext *C, PointerRNA *ptr, const char *propname, const char *newop,
                         const char *openop, const char *unlinkop, int rows, int cols)
{
	ui_template_id(layout, C, ptr, propname, newop, openop, unlinkop,
	               UI_ID_BROWSE | UI_ID_RENAME | UI_ID_DELETE | UI_ID_PREVIEWS, rows, cols);
}

/************************ ID Chooser Template ***************************/

/* This is for selecting the type of ID-block to use, and then from the relevant type choosing the block to use 
 *
 * - propname: property identifier for property that ID-pointer gets stored to
 * - proptypename: property identifier for property used to determine the type of ID-pointer that can be used
 */
void uiTemplateAnyID(uiLayout *layout, PointerRNA *ptr, const char *propname, const char *proptypename,
                     const char *text)
{
	PropertyRNA *propID, *propType;
	uiLayout *row;
	
	/* get properties... */
	propID = RNA_struct_find_property(ptr, propname);
	propType = RNA_struct_find_property(ptr, proptypename);

	if (!propID || RNA_property_type(propID) != PROP_POINTER) {
		RNA_warning("pointer property not found: %s.%s", RNA_struct_identifier(ptr->type), propname);
		return;
	}
	if (!propType || RNA_property_type(propType) != PROP_ENUM) {
		RNA_warning("pointer-type property not found: %s.%s", RNA_struct_identifier(ptr->type), proptypename);
		return;
	}
	
	/* Start drawing UI Elements using standard defines */
	row = uiLayoutRow(layout, TRUE);
	
	/* Label - either use the provided text, or will become "ID-Block:" */
	if (text) {
		if (text[0])
			uiItemL(row, text, ICON_NONE);
	}
	else
		uiItemL(row, "ID-Block:", ICON_NONE);
	
	/* ID-Type Selector - just have a menu of icons */
	/* FIXME: the icon-only setting doesn't work when we supply a blank name */
	uiItemFullR(row, ptr, propType, 0, 0, UI_ITEM_R_ICON_ONLY, "", ICON_NONE);
	
	/* ID-Block Selector - just use pointer widget... */
	uiItemFullR(row, ptr, propID, 0, 0, 0, "", ICON_NONE);
}

/********************* RNA Path Builder Template ********************/

/* ---------- */

/* This is creating/editing RNA-Paths 
 *
 * - ptr: struct which holds the path property
 * - propname: property identifier for property that path gets stored to
 * - root_ptr: struct that path gets built from
 */
void uiTemplatePathBuilder(uiLayout *layout, PointerRNA *ptr, const char *propname, PointerRNA *UNUSED(root_ptr),
                           const char *text)
{
	PropertyRNA *propPath;
	uiLayout *row;
	
	/* check that properties are valid */
	propPath = RNA_struct_find_property(ptr, propname);
	if (!propPath || RNA_property_type(propPath) != PROP_STRING) {
		RNA_warning("path property not found: %s.%s", RNA_struct_identifier(ptr->type), propname);
		return;
	}
	
	/* Start drawing UI Elements using standard defines */
	row = uiLayoutRow(layout, TRUE);
	
	/* Path (existing string) Widget */
	uiItemR(row, ptr, propname, 0, text, ICON_RNA);
	
	/* TODO: attach something to this to make allow searching of nested properties to 'build' the path */
}

/************************ Modifier Template *************************/

#define ERROR_LIBDATA_MESSAGE "Can't edit external libdata"

#include <string.h>

#include "DNA_object_force.h"

#include "BKE_depsgraph.h"
#include "BKE_modifier.h"
#include "BKE_particle.h"

#include "ED_util.h"

#include "BLI_math.h"
#include "BLI_listbase.h"

#include "ED_object.h"

static void modifiers_setOnCage(bContext *C, void *ob_v, void *md_v)
{
	Scene *scene = CTX_data_scene(C);
	Object *ob = ob_v;
	ModifierData *md = md_v;
	int i, cageIndex = modifiers_getCageIndex(scene, ob, NULL, 0);

	/* undo button operation */
	md->mode ^= eModifierMode_OnCage;

	for (i = 0, md = ob->modifiers.first; md; ++i, md = md->next) {
		if (md == md_v) {
			if (i >= cageIndex)
				md->mode ^= eModifierMode_OnCage;
			break;
		}
	}

	WM_event_add_notifier(C, NC_OBJECT | ND_MODIFIER, ob);
	DAG_id_tag_update(&ob->id, OB_RECALC_DATA);
}

static void modifiers_convertToReal(bContext *C, void *ob_v, void *md_v)
{
	Object *ob = ob_v;
	ModifierData *md = md_v;
	ModifierData *nmd = modifier_new(md->type);

	modifier_copyData(md, nmd);
	nmd->mode &= ~eModifierMode_Virtual;

	BLI_addhead(&ob->modifiers, nmd);
	
	modifier_unique_name(&ob->modifiers, nmd);

	ob->partype = PAROBJECT;

	WM_event_add_notifier(C, NC_OBJECT | ND_MODIFIER, ob);
	DAG_id_tag_update(&ob->id, OB_RECALC_DATA);

	ED_undo_push(C, "Modifier convert to real");
}

static int modifier_can_delete(ModifierData *md)
{
	/* fluid particle modifier can't be deleted here */
	if (md->type == eModifierType_ParticleSystem)
		if (((ParticleSystemModifierData *)md)->psys->part->type == PART_FLUID)
			return 0;

	return 1;
}

/* Check whether Modifier is a simulation or not, this is used for switching to the physics/particles context tab */
static int modifier_is_simulation(ModifierData *md)
{
	/* Physic Tab */
	if (ELEM7(md->type, eModifierType_Cloth, eModifierType_Collision, eModifierType_Fluidsim, eModifierType_Smoke,
	          eModifierType_Softbody, eModifierType_Surface, eModifierType_DynamicPaint))
	{
		return 1;
	}
	/* Particle Tab */
	else if (md->type == eModifierType_ParticleSystem) {
		return 2;
	}
	else {
		return 0;
	}
}

static uiLayout *draw_modifier(uiLayout *layout, Scene *scene, Object *ob,
                               ModifierData *md, int index, int cageIndex, int lastCageIndex)
{
	ModifierTypeInfo *mti = modifierType_getInfo(md->type);
	PointerRNA ptr;
	uiBut *but;
	uiBlock *block;
	uiLayout *box, *column, *row;
	uiLayout *result = NULL;
	int isVirtual = (md->mode & eModifierMode_Virtual);
	char str[128];

	/* create RNA pointer */
	RNA_pointer_create(&ob->id, &RNA_Modifier, md, &ptr);

	column = uiLayoutColumn(layout, TRUE);
	uiLayoutSetContextPointer(column, "modifier", &ptr);

	/* rounded header ------------------------------------------------------------------- */
	box = uiLayoutBox(column);
	
	if (isVirtual) {
		row = uiLayoutRow(box, FALSE);
		uiLayoutSetAlignment(row, UI_LAYOUT_ALIGN_EXPAND);
		block = uiLayoutGetBlock(row);
		/* VIRTUAL MODIFIER */
		/* XXX this is not used now, since these cannot be accessed via RNA */
		BLI_snprintf(str, sizeof(str), "%s parent deform", md->name);
		uiDefBut(block, LABEL, 0, str, 0, 0, 185, UI_UNIT_Y, NULL, 0.0, 0.0, 0.0, 0.0, "Modifier name"); 
		
		but = uiDefBut(block, BUT, 0, IFACE_("Make Real"), 0, 0, 80, 16, NULL, 0.0, 0.0, 0.0, 0.0,
		               TIP_("Convert virtual modifier to a real modifier"));
		uiButSetFunc(but, modifiers_convertToReal, ob, md);
	}
	else {
		/* REAL MODIFIER */
		row = uiLayoutRow(box, FALSE);
		block = uiLayoutGetBlock(row);
		
		uiBlockSetEmboss(block, UI_EMBOSSN);
		/* Open/Close .................................  */
		uiItemR(row, &ptr, "show_expanded", 0, "", ICON_NONE);
		
		/* modifier-type icon */
		uiItemL(row, "", RNA_struct_ui_icon(ptr.type));
		uiBlockSetEmboss(block, UI_EMBOSS);
		
		/* modifier name */
		uiItemR(row, &ptr, "name", 0, "", ICON_NONE);
		
		/* mode enabling buttons */
		uiBlockBeginAlign(block);
		/* Softbody not allowed in this situation, enforce! */
		if (((md->type != eModifierType_Softbody && md->type != eModifierType_Collision) || !(ob->pd && ob->pd->deflect)) &&
		    (md->type != eModifierType_Surface) )
		{
			uiItemR(row, &ptr, "show_render", 0, "", ICON_NONE);
			uiItemR(row, &ptr, "show_viewport", 0, "", ICON_NONE);
			
			if (mti->flags & eModifierTypeFlag_SupportsEditmode)
				uiItemR(row, &ptr, "show_in_editmode", 0, "", ICON_NONE);
		}

		if (ob->type == OB_MESH) {
			if (modifier_couldBeCage(scene, md) && (index <= lastCageIndex)) {
				/* -- convert to rna ? */
				but = uiDefIconButBitI(block, TOG, eModifierMode_OnCage, 0, ICON_MESH_DATA, 0, 0,
				                       UI_UNIT_X - 2, UI_UNIT_Y, &md->mode, 0.0, 0.0, 0.0, 0.0,
				                       TIP_("Apply modifier to editing cage during Edit mode"));
				if (index < cageIndex)
					uiButSetFlag(but, UI_BUT_DISABLED);
				uiButSetFunc(but, modifiers_setOnCage, ob, md);
			}
			else {
				uiBlockEndAlign(block);

				/* place holder button */
				uiBlockSetEmboss(block, UI_EMBOSSN);
				but = uiDefIconBut(block, BUT, 0, ICON_NONE, 0, 0, UI_UNIT_X - 2, UI_UNIT_Y,
				                   NULL, 0.0, 0.0, 0.0, 0.0, NULL);
				uiButSetFlag(but, UI_BUT_DISABLED);
				uiBlockSetEmboss(block, UI_EMBOSS);
			}
		} /* tessellation point for curve-typed objects */
		else if (ELEM3(ob->type, OB_CURVE, OB_SURF, OB_FONT)) {
			/* some modifiers could work with pre-tessellated curves only */
			if (ELEM3(md->type, eModifierType_Hook, eModifierType_Softbody, eModifierType_MeshDeform)) {
				/* add disabled pre-tessellated button, so users could have
				 * message for this modifiers */
				but = uiDefIconButBitI(block, TOG, eModifierMode_ApplyOnSpline, 0, ICON_SURFACE_DATA, 0, 0,
				                       UI_UNIT_X - 2, UI_UNIT_Y, &md->mode, 0.0, 0.0, 0.0, 0.0,
				                       TIP_("This modifier could be applied on splines' points only"));
				uiButSetFlag(but, UI_BUT_DISABLED);
			}
			else if (mti->type != eModifierTypeType_Constructive) {
				/* constructive modifiers tessellates curve before applying */
				uiItemR(row, &ptr, "use_apply_on_spline", 0, "", ICON_NONE);
			}
		}

		uiBlockEndAlign(block);
		
		/* Up/Down + Delete ........................... */
		uiBlockBeginAlign(block);
		uiItemO(row, "", ICON_TRIA_UP, "OBJECT_OT_modifier_move_up");
		uiItemO(row, "", ICON_TRIA_DOWN, "OBJECT_OT_modifier_move_down");
		uiBlockEndAlign(block);
		
		uiBlockSetEmboss(block, UI_EMBOSSN);
		/* When Modifier is a simulation, show button to switch to context rather than the delete button. */
		if (modifier_can_delete(md) && !modifier_is_simulation(md))
			uiItemO(row, "", ICON_X, "OBJECT_OT_modifier_remove");
		if (modifier_is_simulation(md) == 1)
			uiItemStringO(row, "", ICON_BUTS, "WM_OT_properties_context_change", "context", "PHYSICS");
		else if (modifier_is_simulation(md) == 2)
			uiItemStringO(row, "", ICON_BUTS, "WM_OT_properties_context_change", "context", "PARTICLES");
		uiBlockSetEmboss(block, UI_EMBOSS);
	}

	
	/* modifier settings (under the header) --------------------------------------------------- */
	if (!isVirtual && (md->mode & eModifierMode_Expanded)) {
		/* apply/convert/copy */
		box = uiLayoutBox(column);
		row = uiLayoutRow(box, FALSE);
		
		if (!ELEM(md->type, eModifierType_Collision, eModifierType_Surface)) {
			/* only here obdata, the rest of modifiers is ob level */
			uiBlockSetButLock(block, BKE_object_obdata_is_libdata(ob), ERROR_LIBDATA_MESSAGE);
			
			if (md->type == eModifierType_ParticleSystem) {
				ParticleSystem *psys = ((ParticleSystemModifierData *)md)->psys;
				
				if (!(ob->mode & OB_MODE_PARTICLE_EDIT) && psys->pathcache) {
					if (ELEM(psys->part->ren_as, PART_DRAW_GR, PART_DRAW_OB))
						uiItemO(row, "Convert", ICON_NONE, "OBJECT_OT_duplicates_make_real");
					else if (psys->part->ren_as == PART_DRAW_PATH)
						uiItemO(row, "Convert", ICON_NONE, "OBJECT_OT_modifier_convert");
				}
			}
			else {
				uiLayoutSetOperatorContext(row, WM_OP_INVOKE_DEFAULT);
				uiItemEnumO(row, "OBJECT_OT_modifier_apply", IFACE_("Apply"), 0, "apply_as", MODIFIER_APPLY_DATA);
				
				if (modifier_isSameTopology(md) && !modifier_isNonGeometrical(md)) {
					uiItemEnumO(row, "OBJECT_OT_modifier_apply", IFACE_("Apply as Shape Key"), 0,
					            "apply_as", MODIFIER_APPLY_SHAPE);
				}
			}
			
			uiBlockClearButLock(block);
			uiBlockSetButLock(block, ob && ob->id.lib, ERROR_LIBDATA_MESSAGE);
			
			if (!ELEM5(md->type, eModifierType_Fluidsim, eModifierType_Softbody, eModifierType_ParticleSystem,
			           eModifierType_Cloth, eModifierType_Smoke))
			{
				uiItemO(row, IFACE_("Copy"), ICON_NONE, "OBJECT_OT_modifier_copy");
			}
		}
		
		/* result is the layout block inside the box, that we return so that modifier settings can be drawn */
		result = uiLayoutColumn(box, FALSE);
		block = uiLayoutAbsoluteBlock(box);
	}
	
	/* error messages */
	if (md->error) {
		box = uiLayoutBox(column);
		row = uiLayoutRow(box, FALSE);
		uiItemL(row, md->error, ICON_ERROR);
	}
	
	return result;
}

uiLayout *uiTemplateModifier(uiLayout *layout, bContext *C, PointerRNA *ptr)
{
	Scene *scene = CTX_data_scene(C);
	Object *ob;
	ModifierData *md, *vmd;
	int i, lastCageIndex, cageIndex;

	/* verify we have valid data */
	if (!RNA_struct_is_a(ptr->type, &RNA_Modifier)) {
		RNA_warning("Expected modifier on object");
		return NULL;
	}

	ob = ptr->id.data;
	md = ptr->data;

	if (!ob || !(GS(ob->id.name) == ID_OB)) {
		RNA_warning("Expected modifier on object");
		return NULL;
	}
	
	uiBlockSetButLock(uiLayoutGetBlock(layout), (ob && ob->id.lib), ERROR_LIBDATA_MESSAGE);
	
	/* find modifier and draw it */
	cageIndex = modifiers_getCageIndex(scene, ob, &lastCageIndex, 0);

	/* XXX virtual modifiers are not accesible for python */
	vmd = modifiers_getVirtualModifierList(ob);

	for (i = 0; vmd; i++, vmd = vmd->next) {
		if (md == vmd)
			return draw_modifier(layout, scene, ob, md, i, cageIndex, lastCageIndex);
		else if (vmd->mode & eModifierMode_Virtual)
			i--;
	}

	return NULL;
}

/************************ Constraint Template *************************/

#include "DNA_constraint_types.h"

#include "BKE_action.h"
#include "BKE_constraint.h"

#define B_CONSTRAINT_TEST           5
// #define B_CONSTRAINT_CHANGETARGET   6

static void do_constraint_panels(bContext *C, void *ob_pt, int event)
{
	Object *ob = (Object *)ob_pt;

	switch (event) {
		case B_CONSTRAINT_TEST:
			break; /* no handling */
#if 0	/* UNUSED */
		case B_CONSTRAINT_CHANGETARGET:
		{
			Main *bmain = CTX_data_main(C);
			Scene *scene = CTX_data_scene(C);
			if (ob->pose) ob->pose->flag |= POSE_RECALC;  /* checks & sorts pose channels */
			DAG_scene_sort(bmain, scene);
			break;
		}
#endif
		default:
			break;
	}

	/* note: RNA updates now call this, commenting else it gets called twice.
	 * if there are problems because of this, then rna needs changed update functions.
	 *
	 * object_test_constraints(ob);
	 * if (ob->pose) BKE_pose_update_constraint_flags(ob->pose); */
	
	if (ob->type == OB_ARMATURE) DAG_id_tag_update(&ob->id, OB_RECALC_DATA | OB_RECALC_OB);
	else DAG_id_tag_update(&ob->id, OB_RECALC_OB);

	WM_event_add_notifier(C, NC_OBJECT | ND_CONSTRAINT, ob);
}

static void constraint_active_func(bContext *UNUSED(C), void *ob_v, void *con_v)
{
	ED_object_constraint_set_active(ob_v, con_v);
}

/* draw panel showing settings for a constraint */
static uiLayout *draw_constraint(uiLayout *layout, Object *ob, bConstraint *con)
{
	bPoseChannel *pchan = BKE_pose_channel_active(ob);
	bConstraintTypeInfo *cti;
	uiBlock *block;
	uiLayout *result = NULL, *col, *box, *row;
	PointerRNA ptr;
	char typestr[32];
	short proxy_protected, xco = 0, yco = 0;
	// int rb_col; // UNUSED

	/* get constraint typeinfo */
	cti = constraint_get_typeinfo(con);
	if (cti == NULL) {
		/* exception for 'Null' constraint - it doesn't have constraint typeinfo! */
		BLI_strncpy(typestr, (con->type == CONSTRAINT_TYPE_NULL) ? "Null" : "Unknown", sizeof(typestr));
	}
	else
		BLI_strncpy(typestr, cti->name, sizeof(typestr));
		
	/* determine whether constraint is proxy protected or not */
	if (proxylocked_constraints_owner(ob, pchan))
		proxy_protected = (con->flag & CONSTRAINT_PROXY_LOCAL) == 0;
	else
		proxy_protected = 0;

	/* unless button has own callback, it adds this callback to button */
	block = uiLayoutGetBlock(layout);
	uiBlockSetHandleFunc(block, do_constraint_panels, ob);
	uiBlockSetFunc(block, constraint_active_func, ob, con);

	RNA_pointer_create(&ob->id, &RNA_Constraint, con, &ptr);

	col = uiLayoutColumn(layout, TRUE);
	uiLayoutSetContextPointer(col, "constraint", &ptr);

	box = uiLayoutBox(col);
	row = uiLayoutRow(box, FALSE);
	block = uiLayoutGetBlock(box);

	/* Draw constraint header */

	/* open/close */
	uiBlockSetEmboss(block, UI_EMBOSSN);
	uiItemR(row, &ptr, "show_expanded", UI_ITEM_R_ICON_ONLY, "", ICON_NONE);
	uiBlockSetEmboss(block, UI_EMBOSS);
	
	/* name */
	uiDefBut(block, LABEL, B_CONSTRAINT_TEST, typestr, xco + 10, yco, 100, 18, NULL, 0.0, 0.0, 0.0, 0.0, "");

	if (con->flag & CONSTRAINT_DISABLE)
		uiLayoutSetRedAlert(row, TRUE);
	
	if (proxy_protected == 0) {
		uiItemR(row, &ptr, "name", 0, "", ICON_NONE);
	}
	else
		uiItemL(row, con->name, ICON_NONE);
	
	uiLayoutSetRedAlert(row, FALSE);
	
	/* proxy-protected constraints cannot be edited, so hide up/down + close buttons */
	if (proxy_protected) {
		uiBlockSetEmboss(block, UI_EMBOSSN);
		
		/* draw a ghost icon (for proxy) and also a lock beside it, to show that constraint is "proxy locked" */
		uiDefIconBut(block, BUT, B_CONSTRAINT_TEST, ICON_GHOST, xco + 244, yco, 19, 19,
		             NULL, 0.0, 0.0, 0.0, 0.0, TIP_("Proxy Protected"));
		uiDefIconBut(block, BUT, B_CONSTRAINT_TEST, ICON_LOCKED, xco + 262, yco, 19, 19,
		             NULL, 0.0, 0.0, 0.0, 0.0, TIP_("Proxy Protected"));
		
		uiBlockSetEmboss(block, UI_EMBOSS);
	}
	else {
		short prev_proxylock, show_upbut, show_downbut;
		
		/* Up/Down buttons: 
		 *	Proxy-constraints are not allowed to occur after local (non-proxy) constraints
		 *	as that poses problems when restoring them, so disable the "up" button where
		 *	it may cause this situation. 
		 *
		 *  Up/Down buttons should only be shown (or not grayed - todo) if they serve some purpose.
		 */
		if (proxylocked_constraints_owner(ob, pchan)) {
			if (con->prev) {
				prev_proxylock = (con->prev->flag & CONSTRAINT_PROXY_LOCAL) ? 0 : 1;
			}
			else
				prev_proxylock = 0;
		}
		else
			prev_proxylock = 0;
			
		show_upbut = ((prev_proxylock == 0) && (con->prev));
		show_downbut = (con->next) ? 1 : 0;
		
		/* enabled */
		uiBlockSetEmboss(block, UI_EMBOSSN);
		uiItemR(row, &ptr, "mute", 0, "",
		        (con->flag & CONSTRAINT_OFF) ? ICON_RESTRICT_VIEW_ON : ICON_RESTRICT_VIEW_OFF);
		uiBlockSetEmboss(block, UI_EMBOSS);
		
		uiLayoutSetOperatorContext(row, WM_OP_INVOKE_DEFAULT);
		
		/* up/down */
		if (show_upbut || show_downbut) {
			uiBlockBeginAlign(block);
			if (show_upbut)
				uiItemO(row, "", ICON_TRIA_UP, "CONSTRAINT_OT_move_up");
				
			if (show_downbut)
				uiItemO(row, "", ICON_TRIA_DOWN, "CONSTRAINT_OT_move_down");
			uiBlockEndAlign(block);
		}
		
		/* Close 'button' - emboss calls here disable drawing of 'button' behind X */
		uiBlockSetEmboss(block, UI_EMBOSSN);
		uiItemO(row, "", ICON_X, "CONSTRAINT_OT_delete");
		uiBlockSetEmboss(block, UI_EMBOSS);
	}

	/* Set but-locks for protected settings (magic numbers are used here!) */
	if (proxy_protected)
		uiBlockSetButLock(block, 1, "Cannot edit Proxy-Protected Constraint");

	/* Draw constraint data */
	if ((con->flag & CONSTRAINT_EXPAND) == 0) {
		(yco) -= 21;
	}
	else {
		box = uiLayoutBox(col);
		block = uiLayoutAbsoluteBlock(box);
		result = box;
	}

	/* clear any locks set up for proxies/lib-linking */
	uiBlockClearButLock(block);

	return result;
}

uiLayout *uiTemplateConstraint(uiLayout *layout, PointerRNA *ptr)
{
	Object *ob;
	bConstraint *con;

	/* verify we have valid data */
	if (!RNA_struct_is_a(ptr->type, &RNA_Constraint)) {
		RNA_warning("Expected constraint on object");
		return NULL;
	}

	ob = ptr->id.data;
	con = ptr->data;

	if (!ob || !(GS(ob->id.name) == ID_OB)) {
		RNA_warning("Expected constraint on object");
		return NULL;
	}
	
	uiBlockSetButLock(uiLayoutGetBlock(layout), (ob && ob->id.lib), ERROR_LIBDATA_MESSAGE);

	/* hrms, the temporal constraint should not draw! */
	if (con->type == CONSTRAINT_TYPE_KINEMATIC) {
		bKinematicConstraint *data = con->data;
		if (data->flag & CONSTRAINT_IK_TEMP)
			return NULL;
	}

	return draw_constraint(layout, ob, con);
}


/************************* Preview Template ***************************/

#include "DNA_lamp_types.h"
#include "DNA_material_types.h"
#include "DNA_world_types.h"

#define B_MATPRV 1

static void do_preview_buttons(bContext *C, void *arg, int event)
{
	switch (event) {
		case B_MATPRV:
			WM_event_add_notifier(C, NC_MATERIAL | ND_SHADING, arg);
			break;
	}
}

void uiTemplatePreview(uiLayout *layout, ID *id, int show_buttons, ID *parent, MTex *slot)
{
	uiLayout *row, *col;
	uiBlock *block;
	Material *ma = NULL;
	Tex *tex = (Tex *)id;
	ID *pid, *pparent;
	short *pr_texture = NULL;
	PointerRNA material_ptr;
	PointerRNA texture_ptr;

	if (id && !ELEM4(GS(id->name), ID_MA, ID_TE, ID_WO, ID_LA)) {
		RNA_warning("Expected ID of type material, texture, lamp or world");
		return;
	}

	/* decide what to render */
	pid = id;
	pparent = NULL;

	if (id && (GS(id->name) == ID_TE)) {
		if (parent && (GS(parent->name) == ID_MA))
			pr_texture = &((Material *)parent)->pr_texture;
		else if (parent && (GS(parent->name) == ID_WO))
			pr_texture = &((World *)parent)->pr_texture;
		else if (parent && (GS(parent->name) == ID_LA))
			pr_texture = &((Lamp *)parent)->pr_texture;

		if (pr_texture) {
			if (*pr_texture == TEX_PR_OTHER)
				pid = parent;
			else if (*pr_texture == TEX_PR_BOTH)
				pparent = parent;
		}
	}

	/* layout */
	block = uiLayoutGetBlock(layout);
	row = uiLayoutRow(layout, FALSE);
	col = uiLayoutColumn(row, FALSE);
	uiLayoutSetKeepAspect(col, TRUE);
	
	/* add preview */
	uiDefBut(block, BUT_EXTRA, 0, "", 0, 0, UI_UNIT_X * 6, UI_UNIT_Y * 6, pid, 0.0, 0.0, 0, 0, "");
	uiBlockSetDrawExtraFunc(block, ED_preview_draw, pparent, slot);
	uiBlockSetHandleFunc(block, do_preview_buttons, NULL);
	
	/* add buttons */
	if (pid && show_buttons) {
		if (GS(pid->name) == ID_MA || (pparent && GS(pparent->name) == ID_MA)) {
			if (GS(pid->name) == ID_MA) ma = (Material *)pid;
			else ma = (Material *)pparent;
			
			/* Create RNA Pointer */
			RNA_pointer_create(&ma->id, &RNA_Material, ma, &material_ptr);

			col = uiLayoutColumn(row, TRUE);
			uiLayoutSetScaleX(col, 1.5);
			uiItemR(col, &material_ptr, "preview_render_type", UI_ITEM_R_EXPAND, "", ICON_NONE);
		}

		if (pr_texture) {
			/* Create RNA Pointer */
			RNA_pointer_create(id, &RNA_Texture, tex, &texture_ptr);
			
			uiLayoutRow(layout, TRUE);
			uiDefButS(block, ROW, B_MATPRV, IFACE_("Texture"),  0, 0, UI_UNIT_X * 10, UI_UNIT_Y,
			          pr_texture, 10, TEX_PR_TEXTURE, 0, 0, "");
			if (GS(parent->name) == ID_MA) {
				uiDefButS(block, ROW, B_MATPRV, IFACE_("Material"),  0, 0, UI_UNIT_X * 10, UI_UNIT_Y,
				          pr_texture, 10, TEX_PR_OTHER, 0, 0, "");
			}
			else if (GS(parent->name) == ID_LA) {
				uiDefButS(block, ROW, B_MATPRV, IFACE_("Lamp"),  0, 0, UI_UNIT_X * 10, UI_UNIT_Y,
				          pr_texture, 10, TEX_PR_OTHER, 0, 0, "");
			}
			else if (GS(parent->name) == ID_WO) {
				uiDefButS(block, ROW, B_MATPRV, IFACE_("World"),  0, 0, UI_UNIT_X * 10, UI_UNIT_Y,
				          pr_texture, 10, TEX_PR_OTHER, 0, 0, "");
			}
			uiDefButS(block, ROW, B_MATPRV, IFACE_("Both"),  0, 0, UI_UNIT_X * 10, UI_UNIT_Y,
			          pr_texture, 10, TEX_PR_BOTH, 0, 0, "");
			
			/* Alpha button for texture preview */
			if (*pr_texture != TEX_PR_OTHER) {
				row = uiLayoutRow(layout, FALSE);
				uiItemR(row, &texture_ptr, "use_preview_alpha", 0, NULL, ICON_NONE);
			}
		}
	}
}

/********************** ColorRamp Template **************************/


typedef struct RNAUpdateCb {
	PointerRNA ptr;
	PropertyRNA *prop;
} RNAUpdateCb;

static void rna_update_cb(bContext *C, void *arg_cb, void *UNUSED(arg))
{
	RNAUpdateCb *cb = (RNAUpdateCb *)arg_cb;

	/* we call update here on the pointer property, this way the
	 * owner of the curve mapping can still define it's own update
	 * and notifier, even if the CurveMapping struct is shared. */
	RNA_property_update(C, &cb->ptr, cb->prop);
}

static void colorband_add_cb(bContext *C, void *cb_v, void *coba_v)
{
	ColorBand *coba = coba_v;
	float pos = 0.5f;

	if (coba->tot > 1) {
		if (coba->cur > 0) pos = (coba->data[coba->cur - 1].pos + coba->data[coba->cur].pos) * 0.5f;
		else pos = (coba->data[coba->cur + 1].pos + coba->data[coba->cur].pos) * 0.5f;
	}

	if (colorband_element_add(coba, pos)) {
		rna_update_cb(C, cb_v, NULL);
		ED_undo_push(C, "Add colorband");
	}
}

static void colorband_del_cb(bContext *C, void *cb_v, void *coba_v)
{
	ColorBand *coba = coba_v;

	if (colorband_element_remove(coba, coba->cur)) {
		ED_undo_push(C, "Delete colorband");
		rna_update_cb(C, cb_v, NULL);
	}
}

static void colorband_flip_cb(bContext *C, void *cb_v, void *coba_v)
{
	CBData data_tmp[MAXCOLORBAND];

	ColorBand *coba = coba_v;
	int a;

	for (a = 0; a < coba->tot; a++) {
		data_tmp[a] = coba->data[coba->tot - (a + 1)];
	}
	for (a = 0; a < coba->tot; a++) {
		data_tmp[a].pos = 1.0f - data_tmp[a].pos;
		coba->data[a] = data_tmp[a];
	}

	/* may as well flip the cur*/
	coba->cur = coba->tot - (coba->cur + 1);

	ED_undo_push(C, "Flip colorband");

	rna_update_cb(C, cb_v, NULL);
}

static void colorband_update_cb(bContext *UNUSED(C), void *bt_v, void *coba_v)
{
	uiBut *bt = bt_v;
	ColorBand *coba = coba_v;

	/* sneaky update here, we need to sort the colorband points to be in order,
	 * however the RNA pointer then is wrong, so we update it */
	colorband_update_sort(coba);
	bt->rnapoin.data = coba->data + coba->cur;
}

/* offset aligns from bottom, standard width 300, height 115 */
static void colorband_buttons_large(uiLayout *layout, uiBlock *block, ColorBand *coba,
                                    int xoffs, int yoffs, RNAUpdateCb *cb)
{
	uiBut *bt;
	uiLayout *row;
	const int line1_y = yoffs + 65 + UI_UNIT_Y + 2; /* 2 for some space between the buttons */
	const int line2_y = yoffs + 65;

	if (coba == NULL) return;

	bt = uiDefBut(block, BUT, 0, IFACE_("Add"), 0 + xoffs, line1_y, 40, UI_UNIT_Y, NULL, 0, 0, 0, 0,
	              TIP_("Add a new color stop to the colorband"));
	uiButSetNFunc(bt, colorband_add_cb, MEM_dupallocN(cb), coba);

	bt = uiDefBut(block, BUT, 0, IFACE_("Delete"), 45 + xoffs, line1_y, 45, UI_UNIT_Y, NULL, 0, 0, 0, 0,
	              TIP_("Delete the active position"));
	uiButSetNFunc(bt, colorband_del_cb, MEM_dupallocN(cb), coba);


	/* XXX, todo for later - convert to operator - campbell */
	bt = uiDefBut(block, BUT, 0, "F",        95 + xoffs, line1_y, 20, UI_UNIT_Y,
	              NULL, 0, 0, 0, 0, TIP_("Flip colorband"));
	uiButSetNFunc(bt, colorband_flip_cb, MEM_dupallocN(cb), coba);

	uiDefButS(block, NUM, 0, "", 120 + xoffs, line1_y, 80, UI_UNIT_Y, &coba->cur, 0.0, (float)(MAX2(0, coba->tot - 1)),
	          0, 0, TIP_("Choose active color stop"));

	bt = uiDefButS(block, MENU, 0, IFACE_("Interpolation %t|Ease %x1|Cardinal %x3|Linear %x0|B-Spline %x2|Constant %x4"),
	               210 + xoffs, line1_y, 90, UI_UNIT_Y, &coba->ipotype, 0.0, 0.0, 0, 0,
	               TIP_("Set interpolation between color stops"));
	uiButSetNFunc(bt, rna_update_cb, MEM_dupallocN(cb), NULL);
	uiBlockEndAlign(block);

	bt = uiDefBut(block, BUT_COLORBAND, 0, "",   xoffs, line2_y, 300, UI_UNIT_Y, coba, 0, 0, 0, 0, "");
	uiButSetNFunc(bt, rna_update_cb, MEM_dupallocN(cb), NULL);



	if (coba->tot) {
		CBData *cbd = coba->data + coba->cur;

		/* better to use rna so we can animate them */
		PointerRNA ptr;
		RNA_pointer_create(cb->ptr.id.data, &RNA_ColorRampElement, cbd, &ptr);
		row = uiLayoutRow(layout, FALSE);

		uiItemR(row, &ptr, "position", 0, "Pos", ICON_NONE);
		bt = block->buttons.last;
		uiButSetFunc(bt, colorband_update_cb, bt, coba);

		uiItemR(row, &ptr, "color", 0, "", ICON_NONE);
	}

}

static void colorband_buttons_small(uiLayout *layout, uiBlock *block, ColorBand *coba, rctf *butr, RNAUpdateCb *cb)
{
	uiBut *bt;
	float unit = BLI_rctf_size_x(butr) / 14.0f;
	float xs = butr->xmin;

	uiBlockBeginAlign(block);
	bt = uiDefBut(block, BUT, 0, IFACE_("Add"), xs, butr->ymin + UI_UNIT_Y, 2.0f * unit, UI_UNIT_Y, NULL, 0, 0, 0, 0,
	              TIP_("Add a new color stop to the colorband"));
	uiButSetNFunc(bt, colorband_add_cb, MEM_dupallocN(cb), coba);
	bt = uiDefBut(block, BUT, 0, IFACE_("Delete"), xs + 2.0f * unit, butr->ymin + UI_UNIT_Y, 1.5f * unit, UI_UNIT_Y,
	              NULL, 0, 0, 0, 0, TIP_("Delete the active position"));
	uiButSetNFunc(bt, colorband_del_cb, MEM_dupallocN(cb), coba);
	bt = uiDefBut(block, BUT, 0, "F", xs + 3.5f * unit, butr->ymin + UI_UNIT_Y, 0.5f * unit, UI_UNIT_Y,
	              NULL, 0, 0, 0, 0, TIP_("Flip the color ramp"));
	uiButSetNFunc(bt, colorband_flip_cb, MEM_dupallocN(cb), coba);
	uiBlockEndAlign(block);

	if (coba->tot) {
		CBData *cbd = coba->data + coba->cur;
		PointerRNA ptr;
		RNA_pointer_create(cb->ptr.id.data, &RNA_ColorRampElement, cbd, &ptr);
		uiItemR(layout, &ptr, "color", 0, "", ICON_NONE);
	}

	bt = uiDefButS(block, MENU, 0, IFACE_("Interpolation %t|Ease %x1|Cardinal %x3|Linear %x0|B-Spline %x2|Constant %x4"),
	               xs + 10.0f * unit, butr->ymin + UI_UNIT_Y, unit * 4, UI_UNIT_Y, &coba->ipotype, 0.0, 0.0, 0, 0,
	               TIP_("Set interpolation between color stops"));
	uiButSetNFunc(bt, rna_update_cb, MEM_dupallocN(cb), NULL);

	bt = uiDefBut(block, BUT_COLORBAND, 0, "", xs, butr->ymin, BLI_rctf_size_x(butr), UI_UNIT_Y, coba, 0, 0, 0, 0, "");
	uiButSetNFunc(bt, rna_update_cb, MEM_dupallocN(cb), NULL);

	uiBlockEndAlign(block);
}

static void colorband_buttons_layout(uiLayout *layout, uiBlock *block, ColorBand *coba, rctf *butr,
                                     int small, RNAUpdateCb *cb)
{
	if (small)
		colorband_buttons_small(layout, block, coba, butr, cb);
	else
		colorband_buttons_large(layout, block, coba, 0, 0, cb);
}

void uiTemplateColorRamp(uiLayout *layout, PointerRNA *ptr, const char *propname, int expand)
{
	PropertyRNA *prop = RNA_struct_find_property(ptr, propname);
	PointerRNA cptr;
	RNAUpdateCb *cb;
	uiBlock *block;
	rctf rect;

	if (!prop || RNA_property_type(prop) != PROP_POINTER)
		return;

	cptr = RNA_property_pointer_get(ptr, prop);
	if (!cptr.data || !RNA_struct_is_a(cptr.type, &RNA_ColorRamp))
		return;

	cb = MEM_callocN(sizeof(RNAUpdateCb), "RNAUpdateCb");
	cb->ptr = *ptr;
	cb->prop = prop;

	rect.xmin = 0; rect.xmax = 200;
	rect.ymin = 0; rect.ymax = 190;

	block = uiLayoutAbsoluteBlock(layout);
	colorband_buttons_layout(layout, block, cptr.data, &rect, !expand, cb);

	MEM_freeN(cb);
}

/********************* Histogram Template ************************/

void uiTemplateHistogram(uiLayout *layout, PointerRNA *ptr, const char *propname)
{
	PropertyRNA *prop = RNA_struct_find_property(ptr, propname);
	PointerRNA cptr;
	RNAUpdateCb *cb;
	uiBlock *block;
	uiBut *bt;
	Histogram *hist;
	rctf rect;
	
	if (!prop || RNA_property_type(prop) != PROP_POINTER)
		return;
	
	cptr = RNA_property_pointer_get(ptr, prop);
	if (!cptr.data || !RNA_struct_is_a(cptr.type, &RNA_Histogram))
		return;
	
	cb = MEM_callocN(sizeof(RNAUpdateCb), "RNAUpdateCb");
	cb->ptr = *ptr;
	cb->prop = prop;
	
	rect.xmin = 0; rect.xmax = 200;
	rect.ymin = 0; rect.ymax = 190;
	
	block = uiLayoutAbsoluteBlock(layout);
	//colorband_buttons_layout(layout, block, cptr.data, &rect, !expand, cb);

	hist = (Histogram *)cptr.data;

	hist->height = (hist->height <= UI_UNIT_Y) ? UI_UNIT_Y : hist->height;

	bt = uiDefBut(block, HISTOGRAM, 0, "", rect.xmin, rect.ymin, BLI_rctf_size_x(&rect), hist->height, hist,
	              0, 0, 0, 0, "");
	uiButSetNFunc(bt, rna_update_cb, MEM_dupallocN(cb), NULL);

	MEM_freeN(cb);
}

/********************* Waveform Template ************************/

void uiTemplateWaveform(uiLayout *layout, PointerRNA *ptr, const char *propname)
{
	PropertyRNA *prop = RNA_struct_find_property(ptr, propname);
	PointerRNA cptr;
	RNAUpdateCb *cb;
	uiBlock *block;
	uiBut *bt;
	Scopes *scopes;
	rctf rect;
	
	if (!prop || RNA_property_type(prop) != PROP_POINTER)
		return;
	
	cptr = RNA_property_pointer_get(ptr, prop);
	if (!cptr.data || !RNA_struct_is_a(cptr.type, &RNA_Scopes))
		return;
	scopes = (Scopes *)cptr.data;
	
	cb = MEM_callocN(sizeof(RNAUpdateCb), "RNAUpdateCb");
	cb->ptr = *ptr;
	cb->prop = prop;
	
	rect.xmin = 0; rect.xmax = 200;
	rect.ymin = 0; rect.ymax = 190;
	
	block = uiLayoutAbsoluteBlock(layout);
	
	scopes->wavefrm_height = (scopes->wavefrm_height <= UI_UNIT_Y) ? UI_UNIT_Y : scopes->wavefrm_height;

	bt = uiDefBut(block, WAVEFORM, 0, "", rect.xmin, rect.ymin, BLI_rctf_size_x(&rect), scopes->wavefrm_height, scopes,
	              0, 0, 0, 0, "");
	(void)bt;  /* UNUSED */
	
	MEM_freeN(cb);
}

/********************* Vectorscope Template ************************/

void uiTemplateVectorscope(uiLayout *layout, PointerRNA *ptr, const char *propname)
{
	PropertyRNA *prop = RNA_struct_find_property(ptr, propname);
	PointerRNA cptr;
	RNAUpdateCb *cb;
	uiBlock *block;
	uiBut *bt;
	Scopes *scopes;
	rctf rect;
	
	if (!prop || RNA_property_type(prop) != PROP_POINTER)
		return;
	
	cptr = RNA_property_pointer_get(ptr, prop);
	if (!cptr.data || !RNA_struct_is_a(cptr.type, &RNA_Scopes))
		return;
	scopes = (Scopes *)cptr.data;

	cb = MEM_callocN(sizeof(RNAUpdateCb), "RNAUpdateCb");
	cb->ptr = *ptr;
	cb->prop = prop;
	
	rect.xmin = 0; rect.xmax = 200;
	rect.ymin = 0; rect.ymax = 190;
	
	block = uiLayoutAbsoluteBlock(layout);

	scopes->vecscope_height = (scopes->vecscope_height <= UI_UNIT_Y) ? UI_UNIT_Y : scopes->vecscope_height;
	
	bt = uiDefBut(block, VECTORSCOPE, 0, "", rect.xmin, rect.ymin, BLI_rctf_size_x(&rect),
	              scopes->vecscope_height, scopes, 0, 0, 0, 0, "");
	uiButSetNFunc(bt, rna_update_cb, MEM_dupallocN(cb), NULL);
	
	MEM_freeN(cb);
}

/********************* CurveMapping Template ************************/


static void curvemap_buttons_zoom_in(bContext *C, void *cumap_v, void *UNUSED(arg))
{
	CurveMapping *cumap = cumap_v;
	float d;

	/* we allow 20 times zoom */
	if (BLI_rctf_size_x(&cumap->curr) > 0.04f * BLI_rctf_size_x(&cumap->clipr)) {
		d = 0.1154f * BLI_rctf_size_x(&cumap->curr);
		cumap->curr.xmin += d;
		cumap->curr.xmax -= d;
		d = 0.1154f * BLI_rctf_size_y(&cumap->curr);
		cumap->curr.ymin += d;
		cumap->curr.ymax -= d;
	}

	ED_region_tag_redraw(CTX_wm_region(C));
}

static void curvemap_buttons_zoom_out(bContext *C, void *cumap_v, void *UNUSED(unused))
{
	CurveMapping *cumap = cumap_v;
	float d, d1;

	/* we allow 20 times zoom, but don't view outside clip */
	if (BLI_rctf_size_x(&cumap->curr) < 20.0f * BLI_rctf_size_x(&cumap->clipr)) {
		d = d1 = 0.15f * BLI_rctf_size_x(&cumap->curr);

		if (cumap->flag & CUMA_DO_CLIP) 
			if (cumap->curr.xmin - d < cumap->clipr.xmin)
				d1 = cumap->curr.xmin - cumap->clipr.xmin;
		cumap->curr.xmin -= d1;

		d1 = d;
		if (cumap->flag & CUMA_DO_CLIP) 
			if (cumap->curr.xmax + d > cumap->clipr.xmax)
				d1 = -cumap->curr.xmax + cumap->clipr.xmax;
		cumap->curr.xmax += d1;

		d = d1 = 0.15f * BLI_rctf_size_y(&cumap->curr);

		if (cumap->flag & CUMA_DO_CLIP) 
			if (cumap->curr.ymin - d < cumap->clipr.ymin)
				d1 = cumap->curr.ymin - cumap->clipr.ymin;
		cumap->curr.ymin -= d1;

		d1 = d;
		if (cumap->flag & CUMA_DO_CLIP) 
			if (cumap->curr.ymax + d > cumap->clipr.ymax)
				d1 = -cumap->curr.ymax + cumap->clipr.ymax;
		cumap->curr.ymax += d1;
	}

	ED_region_tag_redraw(CTX_wm_region(C));
}

static void curvemap_buttons_setclip(bContext *UNUSED(C), void *cumap_v, void *UNUSED(arg))
{
	CurveMapping *cumap = cumap_v;

	curvemapping_changed(cumap, FALSE);
}	

static void curvemap_buttons_delete(bContext *C, void *cb_v, void *cumap_v)
{
	CurveMapping *cumap = cumap_v;

	curvemap_remove(cumap->cm + cumap->cur, SELECT);
	curvemapping_changed(cumap, FALSE);

	rna_update_cb(C, cb_v, NULL);
}

/* NOTE: this is a block-menu, needs 0 events, otherwise the menu closes */
static uiBlock *curvemap_clipping_func(bContext *C, ARegion *ar, void *cumap_v)
{
	CurveMapping *cumap = cumap_v;
	uiBlock *block;
	uiBut *bt;
	float width = 8 * UI_UNIT_X;

	block = uiBeginBlock(C, ar, __func__, UI_EMBOSS);

	/* use this for a fake extra empy space around the buttons */
	uiDefBut(block, LABEL, 0, "",           -4, 16, width + 8, 6 * UI_UNIT_Y, NULL, 0, 0, 0, 0, "");

	bt = uiDefButBitI(block, TOG, CUMA_DO_CLIP, 1, "Use Clipping",
	                  0, 5 * UI_UNIT_Y, width, UI_UNIT_Y, &cumap->flag, 0.0, 0.0, 10, 0, "");
	uiButSetFunc(bt, curvemap_buttons_setclip, cumap, NULL);

	uiBlockBeginAlign(block);
	uiDefButF(block, NUM, 0, IFACE_("Min X "),   0, 4 * UI_UNIT_Y, width, UI_UNIT_Y,
	          &cumap->clipr.xmin, -100.0, cumap->clipr.xmax, 10, 0, "");
	uiDefButF(block, NUM, 0, IFACE_("Min Y "),   0, 3 * UI_UNIT_Y, width, UI_UNIT_Y,
	          &cumap->clipr.ymin, -100.0, cumap->clipr.ymax, 10, 0, "");
	uiDefButF(block, NUM, 0, IFACE_("Max X "),   0, 2 * UI_UNIT_Y, width, UI_UNIT_Y,
	          &cumap->clipr.xmax, cumap->clipr.xmin, 100.0, 10, 0, "");
	uiDefButF(block, NUM, 0, IFACE_("Max Y "),   0, UI_UNIT_Y, width, UI_UNIT_Y,
	          &cumap->clipr.ymax, cumap->clipr.ymin, 100.0, 10, 0, "");

	uiBlockSetDirection(block, UI_RIGHT);

	uiEndBlock(C, block);
	return block;
}

static void curvemap_tools_dofunc(bContext *C, void *cumap_v, int event)
{
	CurveMapping *cumap = cumap_v;
	CurveMap *cuma = cumap->cm + cumap->cur;

	switch (event) {
		case 0: /* reset */
			curvemap_reset(cuma, &cumap->clipr, cumap->preset, CURVEMAP_SLOPE_POSITIVE);
			curvemapping_changed(cumap, FALSE);
			break;
		case 1:
			cumap->curr = cumap->clipr;
			break;
		case 2: /* set vector */
			curvemap_sethandle(cuma, 1);
			curvemapping_changed(cumap, FALSE);
			break;
		case 3: /* set auto */
			curvemap_sethandle(cuma, 0);
			curvemapping_changed(cumap, FALSE);
			break;
		case 4: /* extend horiz */
			cuma->flag &= ~CUMA_EXTEND_EXTRAPOLATE;
			curvemapping_changed(cumap, FALSE);
			break;
		case 5: /* extend extrapolate */
			cuma->flag |= CUMA_EXTEND_EXTRAPOLATE;
			curvemapping_changed(cumap, FALSE);
			break;
	}
	ED_region_tag_redraw(CTX_wm_region(C));
}

static uiBlock *curvemap_tools_func(bContext *C, ARegion *ar, void *cumap_v)
{
	uiBlock *block;
	short yco = 0, menuwidth = 10 * UI_UNIT_X;

	block = uiBeginBlock(C, ar, __func__, UI_EMBOSS);
	uiBlockSetButmFunc(block, curvemap_tools_dofunc, cumap_v);

	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, IFACE_("Reset View"),          0, yco -= UI_UNIT_Y,
	                 menuwidth, UI_UNIT_Y, NULL, 0.0, 0.0, 0, 1, "");
	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, IFACE_("Vector Handle"),       0, yco -= UI_UNIT_Y,
	                 menuwidth, UI_UNIT_Y, NULL, 0.0, 0.0, 0, 2, "");
	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, IFACE_("Auto Handle"),         0, yco -= UI_UNIT_Y,
	                 menuwidth, UI_UNIT_Y, NULL, 0.0, 0.0, 0, 3, "");
	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, IFACE_("Extend Horizontal"),   0, yco -= UI_UNIT_Y,
	                 menuwidth, UI_UNIT_Y, NULL, 0.0, 0.0, 0, 4, "");
	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, IFACE_("Extend Extrapolated"), 0, yco -= UI_UNIT_Y,
	                 menuwidth, UI_UNIT_Y, NULL, 0.0, 0.0, 0, 5, "");
	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, IFACE_("Reset Curve"),         0, yco -= UI_UNIT_Y,
	                 menuwidth, UI_UNIT_Y, NULL, 0.0, 0.0, 0, 0, "");

	uiBlockSetDirection(block, UI_RIGHT);
	uiTextBoundsBlock(block, 50);

	uiEndBlock(C, block);
	return block;
}

static uiBlock *curvemap_brush_tools_func(bContext *C, ARegion *ar, void *cumap_v)
{
	uiBlock *block;
	short yco = 0, menuwidth = 10 * UI_UNIT_X;

	block = uiBeginBlock(C, ar, __func__, UI_EMBOSS);
	uiBlockSetButmFunc(block, curvemap_tools_dofunc, cumap_v);

	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, IFACE_("Reset View"),    0, yco -= UI_UNIT_Y,
	                 menuwidth, UI_UNIT_Y, NULL, 0.0, 0.0, 0, 1, "");
	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, IFACE_("Vector Handle"), 0, yco -= UI_UNIT_Y,
	                 menuwidth, UI_UNIT_Y, NULL, 0.0, 0.0, 0, 2, "");
	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, IFACE_("Auto Handle"),   0, yco -= UI_UNIT_Y,
	                 menuwidth, UI_UNIT_Y, NULL, 0.0, 0.0, 0, 3, "");
	uiDefIconTextBut(block, BUTM, 1, ICON_BLANK1, IFACE_("Reset Curve"),   0, yco -= UI_UNIT_Y,
	                 menuwidth, UI_UNIT_Y, NULL, 0.0, 0.0, 0, 0, "");

	uiBlockSetDirection(block, UI_RIGHT);
	uiTextBoundsBlock(block, 50);

	uiEndBlock(C, block);
	return block;
}

static void curvemap_buttons_redraw(bContext *C, void *UNUSED(arg1), void *UNUSED(arg2))
{
	ED_region_tag_redraw(CTX_wm_region(C));
}

static void curvemap_buttons_update(bContext *C, void *arg1_v, void *cumap_v)
{
	CurveMapping *cumap = cumap_v;
	curvemapping_changed(cumap, TRUE);
	rna_update_cb(C, arg1_v, NULL);
}

static void curvemap_buttons_reset(bContext *C, void *cb_v, void *cumap_v)
{
	CurveMapping *cumap = cumap_v;
	int a;
	
	cumap->preset = CURVE_PRESET_LINE;
	for (a = 0; a < CM_TOT; a++)
		curvemap_reset(cumap->cm + a, &cumap->clipr, cumap->preset, CURVEMAP_SLOPE_POSITIVE);
	
	cumap->black[0] = cumap->black[1] = cumap->black[2] = 0.0f;
	cumap->white[0] = cumap->white[1] = cumap->white[2] = 1.0f;
	curvemapping_set_black_white(cumap, NULL, NULL);
	
	curvemapping_changed(cumap, FALSE);

	rna_update_cb(C, cb_v, NULL);
}

/* still unsure how this call evolves... we use labeltype for defining what curve-channels to show */
static void curvemap_buttons_layout(uiLayout *layout, PointerRNA *ptr, char labeltype, int levels,
                                    int brush, RNAUpdateCb *cb)
{
	CurveMapping *cumap = ptr->data;
	CurveMap *cm = &cumap->cm[cumap->cur];
	CurveMapPoint *cmp = NULL;
	uiLayout *row, *sub, *split;
	uiBlock *block;
	uiBut *bt;
	float dx = UI_UNIT_X;
	int icon, size;
	int bg = -1, i;

	block = uiLayoutGetBlock(layout);

	/* curve chooser */
	row = uiLayoutRow(layout, FALSE);

	if (labeltype == 'v') {
		/* vector */
		sub = uiLayoutRow(row, TRUE);
		uiLayoutSetAlignment(sub, UI_LAYOUT_ALIGN_LEFT);

		if (cumap->cm[0].curve) {
			bt = uiDefButI(block, ROW, 0, "X", 0, 0, dx, dx, &cumap->cur, 0.0, 0.0, 0.0, 0.0, "");
			uiButSetFunc(bt, curvemap_buttons_redraw, NULL, NULL);
		}
		if (cumap->cm[1].curve) {
			bt = uiDefButI(block, ROW, 0, "Y", 0, 0, dx, dx, &cumap->cur, 0.0, 1.0, 0.0, 0.0, "");
			uiButSetFunc(bt, curvemap_buttons_redraw, NULL, NULL);
		}
		if (cumap->cm[2].curve) {
			bt = uiDefButI(block, ROW, 0, "Z", 0, 0, dx, dx, &cumap->cur, 0.0, 2.0, 0.0, 0.0, "");
			uiButSetFunc(bt, curvemap_buttons_redraw, NULL, NULL);
		}
	}
	else if (labeltype == 'c') {
		/* color */
		sub = uiLayoutRow(row, TRUE);
		uiLayoutSetAlignment(sub, UI_LAYOUT_ALIGN_LEFT);

		if (cumap->cm[3].curve) {
			bt = uiDefButI(block, ROW, 0, "C", 0, 0, dx, dx, &cumap->cur, 0.0, 3.0, 0.0, 0.0, "");
			uiButSetFunc(bt, curvemap_buttons_redraw, NULL, NULL);
		}
		if (cumap->cm[0].curve) {
			bt = uiDefButI(block, ROW, 0, "R", 0, 0, dx, dx, &cumap->cur, 0.0, 0.0, 0.0, 0.0, "");
			uiButSetFunc(bt, curvemap_buttons_redraw, NULL, NULL);
		}
		if (cumap->cm[1].curve) {
			bt = uiDefButI(block, ROW, 0, "G", 0, 0, dx, dx, &cumap->cur, 0.0, 1.0, 0.0, 0.0, "");
			uiButSetFunc(bt, curvemap_buttons_redraw, NULL, NULL);
		}
		if (cumap->cm[2].curve) {
			bt = uiDefButI(block, ROW, 0, "B", 0, 0, dx, dx, &cumap->cur, 0.0, 2.0, 0.0, 0.0, "");
			uiButSetFunc(bt, curvemap_buttons_redraw, NULL, NULL);
		}
	}
	else if (labeltype == 'h') {
		/* HSV */
		sub = uiLayoutRow(row, TRUE);
		uiLayoutSetAlignment(sub, UI_LAYOUT_ALIGN_LEFT);
		
		if (cumap->cm[0].curve) {
			bt = uiDefButI(block, ROW, 0, "H", 0, 0, dx, dx, &cumap->cur, 0.0, 0.0, 0.0, 0.0, "");
			uiButSetFunc(bt, curvemap_buttons_redraw, NULL, NULL);
		}
		if (cumap->cm[1].curve) {
			bt = uiDefButI(block, ROW, 0, "S", 0, 0, dx, dx, &cumap->cur, 0.0, 1.0, 0.0, 0.0, "");
			uiButSetFunc(bt, curvemap_buttons_redraw, NULL, NULL);
		}
		if (cumap->cm[2].curve) {
			bt = uiDefButI(block, ROW, 0, "V", 0, 0, dx, dx, &cumap->cur, 0.0, 2.0, 0.0, 0.0, "");
			uiButSetFunc(bt, curvemap_buttons_redraw, NULL, NULL);
		}
	}
	else
		uiLayoutSetAlignment(row, UI_LAYOUT_ALIGN_RIGHT);
	
	if (labeltype == 'h')
		bg = UI_GRAD_H;

	/* operation buttons */
	sub = uiLayoutRow(row, TRUE);

	uiBlockSetEmboss(block, UI_EMBOSSN);

	bt = uiDefIconBut(block, BUT, 0, ICON_ZOOMIN, 0, 0, dx, dx, NULL, 0.0, 0.0, 0.0, 0.0, TIP_("Zoom in"));
	uiButSetFunc(bt, curvemap_buttons_zoom_in, cumap, NULL);

	bt = uiDefIconBut(block, BUT, 0, ICON_ZOOMOUT, 0, 0, dx, dx, NULL, 0.0, 0.0, 0.0, 0.0, TIP_("Zoom out"));
	uiButSetFunc(bt, curvemap_buttons_zoom_out, cumap, NULL);

	if (brush)
		bt = uiDefIconBlockBut(block, curvemap_brush_tools_func, cumap, 0, ICON_MODIFIER, 0, 0, dx, dx, TIP_("Tools"));
	else
		bt = uiDefIconBlockBut(block, curvemap_tools_func, cumap, 0, ICON_MODIFIER, 0, 0, dx, dx, TIP_("Tools"));

	uiButSetNFunc(bt, rna_update_cb, MEM_dupallocN(cb), NULL);

	icon = (cumap->flag & CUMA_DO_CLIP) ? ICON_CLIPUV_HLT : ICON_CLIPUV_DEHLT;
	bt = uiDefIconBlockBut(block, curvemap_clipping_func, cumap, 0, icon, 0, 0, dx, dx, TIP_("Clipping Options"));
	uiButSetNFunc(bt, rna_update_cb, MEM_dupallocN(cb), NULL);

	bt = uiDefIconBut(block, BUT, 0, ICON_X, 0, 0, dx, dx, NULL, 0.0, 0.0, 0.0, 0.0, TIP_("Delete points"));
	uiButSetNFunc(bt, curvemap_buttons_delete, MEM_dupallocN(cb), cumap);

	uiBlockSetEmboss(block, UI_EMBOSS);

	uiBlockSetNFunc(block, rna_update_cb, MEM_dupallocN(cb), NULL);

	/* curve itself */
	size = uiLayoutGetWidth(layout);
	row = uiLayoutRow(layout, FALSE);
	uiDefBut(block, BUT_CURVE, 0, "", 0, 0, size, MIN2(size, 200), cumap, 0.0f, 1.0f, bg, 0, "");

	/* sliders for selected point */
	for (i = 0; i < cm->totpoint; i++) {
		if (cm->curve[i].flag & CUMA_SELECT) {
			cmp = &cm->curve[i];
			break;
		}
	}

	if (cmp) {
		uiLayoutRow(layout, TRUE);
		uiBlockSetNFunc(block, curvemap_buttons_update, MEM_dupallocN(cb), cumap);
		bt = uiDefButF(block, NUM, 0, "X", 0, 2 * UI_UNIT_Y, UI_UNIT_X * 10, UI_UNIT_Y, &cmp->x, 0.0f, 1.0f, 1, 5, "");
		bt = uiDefButF(block, NUM, 0, "Y", 0, 1 * UI_UNIT_Y, UI_UNIT_X * 10, UI_UNIT_Y, &cmp->y, 0.0f, 1.0f, 1, 5, "");
	}

	/* black/white levels */
	if (levels) {
		split = uiLayoutSplit(layout, 0.0f, FALSE);
		uiItemR(uiLayoutColumn(split, FALSE), ptr, "black_level", UI_ITEM_R_EXPAND, NULL, ICON_NONE);
		uiItemR(uiLayoutColumn(split, FALSE), ptr, "white_level", UI_ITEM_R_EXPAND, NULL, ICON_NONE);

		uiLayoutRow(layout, FALSE);
		bt = uiDefBut(block, BUT, 0, IFACE_("Reset"), 0, 0, UI_UNIT_X * 10, UI_UNIT_Y, NULL, 0.0f, 0.0f, 0, 0,
		              TIP_("Reset Black/White point and curves"));
		uiButSetNFunc(bt, curvemap_buttons_reset, MEM_dupallocN(cb), cumap);
	}

	uiBlockSetNFunc(block, NULL, NULL, NULL);
}

void uiTemplateCurveMapping(uiLayout *layout, PointerRNA *ptr, const char *propname, int type, int levels, int brush)
{
	RNAUpdateCb *cb;
	PropertyRNA *prop = RNA_struct_find_property(ptr, propname);
	PointerRNA cptr;

	if (!prop) {
		RNA_warning("curve property not found: %s.%s",
		            RNA_struct_identifier(ptr->type), propname);
		return;
	}

	if (RNA_property_type(prop) != PROP_POINTER) {
		RNA_warning("curve is not a pointer: %s.%s",
		            RNA_struct_identifier(ptr->type), propname);
		return;
	}

	cptr = RNA_property_pointer_get(ptr, prop);
	if (!cptr.data || !RNA_struct_is_a(cptr.type, &RNA_CurveMapping))
		return;

	cb = MEM_callocN(sizeof(RNAUpdateCb), "RNAUpdateCb");
	cb->ptr = *ptr;
	cb->prop = prop;

	curvemap_buttons_layout(layout, &cptr, type, levels, brush, cb);

	MEM_freeN(cb);
}

/********************* ColorPicker Template ************************/

#define WHEEL_SIZE  100

/* This template now follows User Preference for type - name is not correct anymore... */
void uiTemplateColorPicker(uiLayout *layout, PointerRNA *ptr, const char *propname, int value_slider,
                           int lock, int lock_luminosity, int cubic)
{
	PropertyRNA *prop = RNA_struct_find_property(ptr, propname);
	uiBlock *block = uiLayoutGetBlock(layout);
	uiLayout *col, *row;
	uiBut *but = NULL;
	float softmin, softmax, step, precision;

	if (!prop) {
		RNA_warning("property not found: %s.%s", RNA_struct_identifier(ptr->type), propname);
		return;
	}

	RNA_property_float_ui_range(ptr, prop, &softmin, &softmax, &step, &precision);

	col = uiLayoutColumn(layout, TRUE);
	row = uiLayoutRow(col, TRUE);

	switch (U.color_picker_type) {
		case USER_CP_CIRCLE:
			but = uiDefButR_prop(block, HSVCIRCLE, 0, "", 0, 0, WHEEL_SIZE, WHEEL_SIZE, ptr, prop,
			                     -1, 0.0, 0.0, 0, 0, "");
			break;
		case USER_CP_SQUARE_SV:
			but = uiDefButR_prop(block, HSVCUBE, 0, "", 0, 0, WHEEL_SIZE, WHEEL_SIZE, ptr, prop,
			                     -1, 0.0, 0.0, UI_GRAD_SV, 0, "");
			break;
		case USER_CP_SQUARE_HS:
			but = uiDefButR_prop(block, HSVCUBE, 0, "", 0, 0, WHEEL_SIZE, WHEEL_SIZE, ptr, prop,
			                     -1, 0.0, 0.0, UI_GRAD_HS, 0, "");
			break;
		case USER_CP_SQUARE_HV:
			but = uiDefButR_prop(block, HSVCUBE, 0, "", 0, 0, WHEEL_SIZE, WHEEL_SIZE, ptr, prop,
			                     -1, 0.0, 0.0, UI_GRAD_HV, 0, "");
			break;
	}

	if (lock) {
		but->flag |= UI_BUT_COLOR_LOCK;
	}

	if (lock_luminosity) {
		float color[4]; /* in case of alpha */
		but->flag |= UI_BUT_VEC_SIZE_LOCK;
		RNA_property_float_get_array(ptr, prop, color);
		but->a2 = len_v3(color);
	}

	if (cubic)
		but->flag |= UI_BUT_COLOR_CUBIC;

	
	if (value_slider) {
		switch (U.color_picker_type) {
			case USER_CP_CIRCLE:
				uiItemS(row);
				uiDefButR_prop(block, HSVCUBE, 0, "", WHEEL_SIZE + 6, 0, 14, WHEEL_SIZE, ptr, prop,
				               -1, softmin, softmax, UI_GRAD_V_ALT, 0, "");
				break;
			case USER_CP_SQUARE_SV:
				uiItemS(col);
				uiDefButR_prop(block, HSVCUBE, 0, "", 0, 4, WHEEL_SIZE, 18, ptr, prop,
				               -1, softmin, softmax, UI_GRAD_SV + 3, 0, "");
				break;
			case USER_CP_SQUARE_HS:
				uiItemS(col);
				uiDefButR_prop(block, HSVCUBE, 0, "", 0, 4, WHEEL_SIZE, 18, ptr, prop,
				               -1, softmin, softmax, UI_GRAD_HS + 3, 0, "");
				break;
			case USER_CP_SQUARE_HV:
				uiItemS(col);
				uiDefButR_prop(block, HSVCUBE, 0, "", 0, 4, WHEEL_SIZE, 18, ptr, prop,
				               -1, softmin, softmax, UI_GRAD_HV + 3, 0, "");
				break;
		}
	}
}

/********************* Layer Buttons Template ************************/

static void handle_layer_buttons(bContext *C, void *arg1, void *arg2)
{
	uiBut *but = arg1;
	int cur = GET_INT_FROM_POINTER(arg2);
	wmWindow *win = CTX_wm_window(C);
	int i, tot, shift = win->eventstate->shift;

	if (!shift) {
		tot = RNA_property_array_length(&but->rnapoin, but->rnaprop);
		
		/* Normally clicking only selects one layer */
		RNA_property_boolean_set_index(&but->rnapoin, but->rnaprop, cur, TRUE);
		for (i = 0; i < tot; ++i) {
			if (i != cur)
				RNA_property_boolean_set_index(&but->rnapoin, but->rnaprop, i, FALSE);
		}
	}

	/* view3d layer change should update depsgraph (invisible object changed maybe) */
	/* see view3d_header.c */
}

/* TODO:
 * - for now, grouping of layers is determined by dividing up the length of
 *   the array of layer bitflags */

void uiTemplateLayers(uiLayout *layout, PointerRNA *ptr, const char *propname,
                      PointerRNA *used_ptr, const char *used_propname, int active_layer)
{
	uiLayout *uRow, *uCol;
	PropertyRNA *prop, *used_prop = NULL;
	int groups, cols, layers;
	int group, col, layer, row;
	int cols_per_group = 5;

	prop = RNA_struct_find_property(ptr, propname);
	if (!prop) {
		RNA_warning("layers property not found: %s.%s", RNA_struct_identifier(ptr->type), propname);
		return;
	}
	
	/* the number of layers determines the way we group them 
	 *	- we want 2 rows only (for now)
	 *	- the number of columns (cols) is the total number of buttons per row
	 *	  the 'remainder' is added to this, as it will be ok to have first row slightly wider if need be
	 *	- for now, only split into groups if group will have at least 5 items
	 */
	layers = RNA_property_array_length(ptr, prop);
	cols = (layers / 2) + (layers % 2);
	groups = ((cols / 2) < cols_per_group) ? (1) : (cols / cols_per_group);

	if (used_ptr && used_propname) {
		used_prop = RNA_struct_find_property(used_ptr, used_propname);
		if (!used_prop) {
			RNA_warning("used layers property not found: %s.%s", RNA_struct_identifier(ptr->type), used_propname);
			return;
		}

		if (RNA_property_array_length(used_ptr, used_prop) < layers)
			used_prop = NULL;
	}
	
	/* layers are laid out going across rows, with the columns being divided into groups */
	
	for (group = 0; group < groups; group++) {
		uCol = uiLayoutColumn(layout, TRUE);
		
		for (row = 0; row < 2; row++) {
			uiBlock *block;
			uiBut *but;

			uRow = uiLayoutRow(uCol, TRUE);
			block = uiLayoutGetBlock(uRow);
			layer = groups * cols_per_group * row + cols_per_group * group;
			
			/* add layers as toggle buts */
			for (col = 0; (col < cols_per_group) && (layer < layers); col++, layer++) {
				int icon = 0;
				int butlay = 1 << layer;

				if (active_layer & butlay)
					icon = ICON_LAYER_ACTIVE;
				else if (used_prop && RNA_property_boolean_get_index(used_ptr, used_prop, layer))
					icon = ICON_LAYER_USED;
				
				but = uiDefAutoButR(block, ptr, prop, layer, "", icon, 0, 0, UI_UNIT_X / 2, UI_UNIT_Y / 2);
				uiButSetFunc(but, handle_layer_buttons, but, SET_INT_IN_POINTER(layer));
				but->type = TOG;
			}
		}
	}
}

void uiTemplateGameStates(uiLayout *layout, PointerRNA *ptr, const char *propname,
                      PointerRNA *used_ptr, const char *used_propname, int active_state)
{
	uiLayout *uRow, *uCol;
	PropertyRNA *prop, *used_prop = NULL;
	int groups, cols, states;
	int group, col, state, row;
	int cols_per_group = 5;
	Object *ob = (Object *)ptr->id.data;

	prop = RNA_struct_find_property(ptr, propname);
	if (!prop) {
		RNA_warning("states property not found: %s.%s", RNA_struct_identifier(ptr->type), propname);
		return;
	}
	
	/* the number of states determines the way we group them 
	 *	- we want 2 rows only (for now)
	 *	- the number of columns (cols) is the total number of buttons per row
	 *	  the 'remainder' is added to this, as it will be ok to have first row slightly wider if need be
	 *	- for now, only split into groups if group will have at least 5 items
	 */
	states = RNA_property_array_length(ptr, prop);
	cols = (states / 2) + (states % 2);
	groups = ((cols / 2) < cols_per_group) ? (1) : (cols / cols_per_group);

	if (used_ptr && used_propname) {
		used_prop = RNA_struct_find_property(used_ptr, used_propname);
		if (!used_prop) {
			RNA_warning("used layers property not found: %s.%s", RNA_struct_identifier(ptr->type), used_propname);
			return;
		}

		if (RNA_property_array_length(used_ptr, used_prop) < states)
			used_prop = NULL;
	}
	
	/* layers are laid out going across rows, with the columns being divided into groups */
	
	for (group = 0; group < groups; group++) {
		uCol = uiLayoutColumn(layout, TRUE);
		
		for (row = 0; row < 2; row++) {
			uiBlock *block;
			uiBut *but;

			uRow = uiLayoutRow(uCol, TRUE);
			block = uiLayoutGetBlock(uRow);
			state = groups * cols_per_group * row + cols_per_group * group;
			
			/* add layers as toggle buts */
			for (col = 0; (col < cols_per_group) && (state < states); col++, state++) {
				int icon = 0;
				int butlay = 1 << state;

				if (active_state & butlay)
					icon = ICON_LAYER_ACTIVE;
				else if (used_prop && RNA_property_boolean_get_index(used_ptr, used_prop, state))
					icon = ICON_LAYER_USED;
				
				but = uiDefIconButR_prop(block, ICONTOG, 0, icon, 0, 0, UI_UNIT_X / 2, UI_UNIT_Y / 2, ptr, prop,
				                         state, 0, 0, -1, -1, sca_state_name_get(ob, state));
				uiButSetFunc(but, handle_layer_buttons, but, SET_INT_IN_POINTER(state));
				but->type = TOG;
			}
		}
	}
}


/************************* List Template **************************/

static int list_item_icon_get(bContext *C, PointerRNA *itemptr, int rnaicon, int big)
{
	ID *id = NULL;
	int icon;

	if (!itemptr->data)
		return rnaicon;

	/* try ID, material or texture slot */
	if (RNA_struct_is_ID(itemptr->type)) {
		id = itemptr->id.data;
	}
	else if (RNA_struct_is_a(itemptr->type, &RNA_MaterialSlot)) {
		id = RNA_pointer_get(itemptr, "material").data;
	}
	else if (RNA_struct_is_a(itemptr->type, &RNA_TextureSlot)) {
		id = RNA_pointer_get(itemptr, "texture").data;
	}
	else if (RNA_struct_is_a(itemptr->type, &RNA_DynamicPaintSurface)) {
		DynamicPaintSurface *surface = (DynamicPaintSurface *)itemptr->data;

		if (surface->format == MOD_DPAINT_SURFACE_F_PTEX) return ICON_TEXTURE_SHADED;
		else if (surface->format == MOD_DPAINT_SURFACE_F_VERTEX) return ICON_OUTLINER_DATA_MESH;
		else if (surface->format == MOD_DPAINT_SURFACE_F_IMAGESEQ) return ICON_FILE_IMAGE;
	}

	/* get icon from ID */
	if (id) {
		icon = ui_id_icon_get(C, id, big);

		if (icon)
			return icon;
	}

	return rnaicon;
}

static void list_item_row(bContext *C, uiLayout *layout, PointerRNA *ptr, PointerRNA *itemptr, int i,
                          int rnaicon, PointerRNA *activeptr, PropertyRNA *activeprop, const char *prop_list_id)
{
	uiBlock *block = uiLayoutGetBlock(layout);
	uiBut *but;
	uiLayout *split, *overlap, *sub, *row;
	char *namebuf;
	const char *name;
	int icon;

	overlap = uiLayoutOverlap(layout);

	/* list item behind label & other buttons */
	sub = uiLayoutRow(overlap, FALSE);

	but = uiDefButR_prop(block, LISTROW, 0, "", 0, 0, UI_UNIT_X * 10, UI_UNIT_Y, activeptr, activeprop,
	                     0, 0, i, 0, 0, "");
	uiButSetFlag(but, UI_BUT_NO_TOOLTIP);

	sub = uiLayoutRow(overlap, FALSE);

	/* retrieve icon and name */
	icon = list_item_icon_get(C, itemptr, rnaicon, 0);
	if (icon == ICON_NONE || icon == ICON_DOT)
		icon = 0;

	namebuf = RNA_struct_name_get_alloc(itemptr, NULL, 0, NULL);
	name = (namebuf) ? namebuf : "";

	/* hardcoded types */
	if (itemptr->type == &RNA_MeshTexturePolyLayer || itemptr->type == &RNA_MeshLoopColorLayer) {
		uiItemL(sub, name, icon);
		uiBlockSetEmboss(block, UI_EMBOSSN);
		uiDefIconButR(block, TOG, 0, ICON_SCENE, 0, 0, UI_UNIT_X, UI_UNIT_Y, itemptr, "active_render",
		              0, 0, 0, 0, 0, NULL);
		uiBlockSetEmboss(block, UI_EMBOSS);
	}
	else if (RNA_struct_is_a(itemptr->type, &RNA_MaterialTextureSlot)) {
		uiItemL(sub, name, icon);
		uiBlockSetEmboss(block, UI_EMBOSS);
		uiDefButR(block, OPTION, 0, "", 0, 0, UI_UNIT_X, UI_UNIT_Y, ptr, "use_textures", i, 0, 0, 0, 0,  NULL);
	}
	else if (RNA_struct_is_a(itemptr->type, &RNA_SceneRenderLayer)) {
		uiItemL(sub, name, icon);
		uiBlockSetEmboss(block, UI_EMBOSS);
		uiDefButR(block, OPTION, 0, "", 0, 0, UI_UNIT_X, UI_UNIT_Y, itemptr, "use", 0, 0, 0, 0, 0,  NULL);
	}
	else if (RNA_struct_is_a(itemptr->type, &RNA_MaterialSlot)) {
		/* provision to draw active node name */
		Material *ma, *manode;
		Scene *scene = CTX_data_scene(C);
		Object *ob = (Object *)ptr->id.data;
		int index = (Material **)itemptr->data - ob->mat;
		
		/* default item with material base name */
		uiItemL(sub, name, icon);
		
		ma = give_current_material(ob, index + 1);
		if (ma && !BKE_scene_use_new_shading_nodes(scene)) {
			manode = give_node_material(ma);
			if (manode) {
				char str[MAX_ID_NAME + 12];
				BLI_snprintf(str, sizeof(str), IFACE_("Node %s"), manode->id.name + 2);
				uiItemL(sub, str, ui_id_icon_get(C, &manode->id, 1));
			}
			else if (ma->use_nodes) {
				uiItemL(sub, IFACE_("Node <none>"), ICON_NONE);
			}
		}
	}
	else if (itemptr->type == &RNA_ShapeKey) {
		Object *ob = (Object *)activeptr->data;
		Key *key = (Key *)itemptr->id.data;
		KeyBlock *kb = (KeyBlock *)itemptr->data;

		split = uiLayoutSplit(sub, 0.66f, FALSE);

		uiItemL(split, name, icon);

		uiBlockSetEmboss(block, UI_EMBOSSN);
		row = uiLayoutRow(split, TRUE);
		if (i == 0 || (key->type != KEY_RELATIVE)) uiItemL(row, "", ICON_NONE);
		else uiItemR(row, itemptr, "value", 0, "", ICON_NONE);
		uiItemR(row, itemptr, "mute", 0, "", ICON_NONE);

		if ((kb->flag & KEYBLOCK_MUTE) ||
		    (ob->mode == OB_MODE_EDIT && !((ob->shapeflag & OB_SHAPE_EDIT_MODE) && ob->type == OB_MESH)))
		{
			uiLayoutSetActive(row, FALSE);
		}
		uiBlockSetEmboss(block, UI_EMBOSS);
	}
	else if (itemptr->type == &RNA_VertexGroup) {
		bDeformGroup *dg = (bDeformGroup *)itemptr->data;
		uiItemL(sub, name, icon);
		/* RNA does not allow nice lock icons, use lower level buttons */
#if 0
		uiDefButR(block, OPTION, 0, "", 0, 0, UI_UNIT_X, UI_UNIT_Y, itemptr, "lock_weight", 0, 0, 0, 0, 0,  NULL);
#else
		uiBlockSetEmboss(block, UI_EMBOSSN);
		uiDefIconButBitC(block, TOG, DG_LOCK_WEIGHT, 0, (dg->flag & DG_LOCK_WEIGHT) ? ICON_LOCKED : ICON_UNLOCKED,
		                 0, 0, UI_UNIT_X, UI_UNIT_Y, &dg->flag, 0, 0, 0, 0,
		                 TIP_("Maintain relative weights while painting"));
		uiBlockSetEmboss(block, UI_EMBOSS);
#endif
	}
	else if (itemptr->type == &RNA_KeyingSetPath) {
		KS_Path *ksp = (KS_Path *)itemptr->data;
		
		/* icon needs to be the type of ID which is currently active */
		RNA_enum_icon_from_value(id_type_items, ksp->idtype, &icon);
		
		/* nothing else special to do... */
		uiItemL(sub, name, icon); /* fails, backdrop LISTROW... */
	}
	else if (itemptr->type == &RNA_DynamicPaintSurface) {
		char name_final[96];
		const char *enum_name;
		PropertyRNA *prop = RNA_struct_find_property(itemptr, "surface_type");
		DynamicPaintSurface *surface = (DynamicPaintSurface *)itemptr->data;

		RNA_property_enum_name(C, itemptr, prop, RNA_property_enum_get(itemptr, prop), &enum_name);

		BLI_snprintf(name_final, sizeof(name_final), "%s (%s)", name, enum_name);
		uiItemL(sub, name_final, icon);
		if (dynamicPaint_surfaceHasColorPreview(surface)) {
			uiBlockSetEmboss(block, UI_EMBOSSN);
			uiDefIconButR(block, OPTION, 0,
			              (surface->flags & MOD_DPAINT_PREVIEW) ? ICON_RESTRICT_VIEW_OFF : ICON_RESTRICT_VIEW_ON,
			              0, 0, UI_UNIT_X, UI_UNIT_Y, itemptr, "show_preview", 0, 0, 0, 0, 0, NULL);
			uiBlockSetEmboss(block, UI_EMBOSS);
		}
		uiDefButR(block, OPTION, 0, "", 0, 0, UI_UNIT_X, UI_UNIT_Y, itemptr, "is_active", i, 0, 0, 0, 0,  NULL);
	}
	else if (itemptr->type == &RNA_MovieTrackingObject) {
		MovieTrackingObject *tracking_object = (MovieTrackingObject *)itemptr->data;

		split = uiLayoutSplit(sub, 0.75f, FALSE);
		if (tracking_object->flag & TRACKING_OBJECT_CAMERA) {
			uiItemL(split, name, ICON_CAMERA_DATA);
		}
		else {
			uiItemL(split, name, ICON_OBJECT_DATA);
		}
	}
	else if (itemptr->type == &RNA_MaskLayer) {
		split = uiLayoutRow(sub, FALSE);

		uiItemL(split, name, icon);

		uiBlockSetEmboss(block, UI_EMBOSSN);
		row = uiLayoutRow(split, TRUE);
		uiItemR(row, itemptr, "alpha", 0, "", ICON_NONE);
		uiItemR(row, itemptr, "hide", 0, "", ICON_NONE);
		uiItemR(row, itemptr, "hide_select", 0, "", ICON_NONE);
		uiItemR(row, itemptr, "hide_render", 0, "", ICON_NONE);

		uiBlockSetEmboss(block, UI_EMBOSS);
	}

	/* There is a last chance to display custom controls (in addition to the name/label):
	 * If the given item property group features a string property named as prop_list,
	 * this tries to add controls for all properties of the item listed in that string property.
	 * (colon-separated names).
	 *
	 * This is especially useful for python. E.g., if you list a collection of this property
	 * group:
	 *
	 * class TestPropertyGroup(bpy.types.PropertyGroup):
	 *     bool    = BoolProperty(default=False)
	 *     integer = IntProperty()
	 *     string  = StringProperty()
	 * 
	 *     # A string of all identifiers (colon-separated) which property's controls should be
	 *     # displayed in a template_list.
	 *     template_list_controls = StringProperty(default="integer:bool:string", options={"HIDDEN"})
	 *
	 * ... you'll get a numfield for the integer prop, a check box for the bool prop, and a textfield
	 * for the string prop, after the name of each item of the collection.
	 */
	else if (prop_list_id) {
		row = uiLayoutRow(sub, TRUE);
		uiItemL(row, name, icon);

		/* XXX: Check, as sometimes we get an itemptr looking like
		 *      {id = {data = 0x0}, type = 0x0, data = 0x0}
		 *      which would obviously produce a sigsev... */
		if (itemptr->type) {
			/* If the special property is set for the item, and it is a collection... */
			PropertyRNA *prop_list = RNA_struct_find_property(itemptr, prop_list_id);

			if (prop_list && RNA_property_type(prop_list) == PROP_STRING) {
				int prop_names_len;
				char *prop_names = RNA_property_string_get_alloc(itemptr, prop_list, NULL, 0, &prop_names_len);
				char *prop_names_end = prop_names + prop_names_len;
				char *id = prop_names;
				char *id_next;
				while (id < prop_names_end) {
					if ((id_next = strchr(id, ':'))) *id_next++ = '\0';
					else id_next = prop_names_end;
					uiItemR(row, itemptr, id, 0, NULL, ICON_NONE);
					id = id_next;
				}
				MEM_freeN(prop_names);
			}
		}
	}

	else
		uiItemL(sub, name, icon);  /* fails, backdrop LISTROW... */

	/* free name */
	if (namebuf) {
		MEM_freeN(namebuf);
	}
}

void uiTemplateList(uiLayout *layout, bContext *C, PointerRNA *ptr, const char *propname, PointerRNA *activeptr,
                    const char *activepropname, const char *prop_list, int rows, int maxrows, int listtype)
{
	PropertyRNA *prop = NULL, *activeprop;
	PropertyType type, activetype;
	StructRNA *ptype;
	uiLayout *box, *row, *col;
	uiBlock *block;
	uiBut *but;
	Panel *pa;
	const char *name;
	char numstr[32];
	int rnaicon = 0, icon = 0, i = 0, activei = 0, len = 0, items, found, min, max;

	/* validate arguments */
	block = uiLayoutGetBlock(layout);
	pa = block->panel;

	if (!pa) {
		RNA_warning("Only works inside a panel");
		return;
	}

	if (!activeptr->data)
		return;
	
	if (ptr->data) {
		prop = RNA_struct_find_property(ptr, propname);
		if (!prop) {
			RNA_warning("Property not found: %s.%s", RNA_struct_identifier(ptr->type), propname);
			return;
		}
	}

	activeprop = RNA_struct_find_property(activeptr, activepropname);
	if (!activeprop) {
		RNA_warning("Property not found: %s.%s", RNA_struct_identifier(ptr->type), activepropname);
		return;
	}

	if (prop) {
		type = RNA_property_type(prop);
		if (type != PROP_COLLECTION) {
			RNA_warning("uiExpected collection property");
			return;
		}
	}

	activetype = RNA_property_type(activeprop);
	if (activetype != PROP_INT) {
		RNA_warning("Expected integer property");
		return;
	}

	/* get icon */
	if (ptr->data && prop) {
		ptype = RNA_property_pointer_type(ptr, prop);
		rnaicon = RNA_struct_ui_icon(ptype);
	}

	/* get active data */
	activei = RNA_property_int_get(activeptr, activeprop);

	if (listtype == 'i') {
		box = uiLayoutListBox(layout, ptr, prop, activeptr, activeprop);
		col = uiLayoutColumn(box, TRUE);
		row = uiLayoutRow(col, FALSE);

		if (ptr->data && prop) {
			/* create list items */
			RNA_PROP_BEGIN (ptr, itemptr, prop)
			{
				/* create button */
				if (!(i % 9))
					row = uiLayoutRow(col, FALSE);

				icon = list_item_icon_get(C, &itemptr, rnaicon, 1);
				but = uiDefIconButR_prop(block, LISTROW, 0, icon, 0, 0, UI_UNIT_X * 10, UI_UNIT_Y, activeptr,
				                         activeprop, 0, 0, i, 0, 0, "");
				uiButSetFlag(but, UI_BUT_NO_TOOLTIP);
				

				i++;
			}
			RNA_PROP_END;
		}
	}
	else if (listtype == 'c') {
		/* compact layout */

		row = uiLayoutRow(layout, TRUE);

		if (ptr->data && prop) {
			/* create list items */
			RNA_PROP_BEGIN (ptr, itemptr, prop)
			{
				found = (activei == i);

				if (found) {
					/* create button */
					name = RNA_struct_name_get_alloc(&itemptr, NULL, 0, NULL);
					icon = list_item_icon_get(C, &itemptr, rnaicon, 0);
					uiItemL(row, (name) ? name : "", icon);

					if (name) {
						MEM_freeN((void *)name);
					}
				}

				i++;
			}
			RNA_PROP_END;
		}

		/* if not found, add in dummy button */
		if (i == 0)
			uiItemL(row, "", ICON_NONE);

		/* next/prev button */
		BLI_snprintf(numstr, sizeof(numstr), "%d :", i);
		but = uiDefIconTextButR_prop(block, NUM, 0, 0, numstr, 0, 0, UI_UNIT_X * 5, UI_UNIT_Y, activeptr,
		                             activeprop, 0, 0, 0, 0, 0, "");
		if (i == 0)
			uiButSetFlag(but, UI_BUT_DISABLED);
	}
	else {
		/* default rows */
		if (rows == 0)
			rows = 5;
		if (maxrows == 0)
			maxrows = 5;
		if (pa->list_grip_size != 0)
			rows = pa->list_grip_size;

		/* layout */
		box = uiLayoutListBox(layout, ptr, prop, activeptr, activeprop);
		row = uiLayoutRow(box, FALSE);
		col = uiLayoutColumn(row, TRUE);

		/* init numbers */
		RNA_property_int_range(activeptr, activeprop, &min, &max);

		if (prop)
			len = RNA_property_collection_length(ptr, prop);
		items = CLAMPIS(len, rows, MAX2(rows, maxrows));

		/* if list length changes and active is out of view, scroll to it */
		if (pa->list_last_len != len)
			if ((activei < pa->list_scroll || activei >= pa->list_scroll + items))
				pa->list_scroll = activei;

		pa->list_scroll = MIN2(pa->list_scroll, len - items);
		pa->list_scroll = MAX2(pa->list_scroll, 0);
		pa->list_size = items;
		pa->list_last_len = len;

		if (ptr->data && prop) {
			/* create list items */
			RNA_PROP_BEGIN (ptr, itemptr, prop)
			{
				if (i >= pa->list_scroll && i < pa->list_scroll + items)
					list_item_row(C, col, ptr, &itemptr, i, rnaicon, activeptr, activeprop, prop_list);

				i++;
			}
			RNA_PROP_END;
		}

		/* add dummy buttons to fill space */
		while (i < pa->list_scroll + items) {
			if (i >= pa->list_scroll)
				uiItemL(col, "", ICON_NONE);
			i++;
		}

		/* add scrollbar */
		if (len > items) {
			col = uiLayoutColumn(row, FALSE);
			uiDefButI(block, SCROLL, 0, "", 0, 0, UI_UNIT_X * 0.75, UI_UNIT_Y * items, &pa->list_scroll,
			          0, len - items, items, 0, "");
		}
	}
}

/************************* Operator Search Template **************************/

static void operator_call_cb(bContext *C, void *UNUSED(arg1), void *arg2)
{
	wmOperatorType *ot = arg2;
	
	if (ot)
		WM_operator_name_call(C, ot->idname, WM_OP_INVOKE_DEFAULT, NULL);
}

static void operator_search_cb(const bContext *C, void *UNUSED(arg), const char *str, uiSearchItems *items)
{
	GHashIterator *iter = WM_operatortype_iter();

	for (; !BLI_ghashIterator_isDone(iter); BLI_ghashIterator_step(iter)) {
		wmOperatorType *ot = BLI_ghashIterator_getValue(iter);

		if (BLI_strcasestr(ot->name, str)) {
			if (WM_operator_poll((bContext *)C, ot)) {
				char name[256];
				int len = strlen(ot->name);
				
				/* display name for menu, can hold hotkey */
				BLI_strncpy(name, ot->name, sizeof(name));
				
				/* check for hotkey */
				if (len < sizeof(name) - 6) {
					if (WM_key_event_operator_string(C, ot->idname, WM_OP_EXEC_DEFAULT, NULL, TRUE,
					                                 &name[len + 1], sizeof(name) - len - 1))
					{
						name[len] = '|';
					}
				}
				
				if (0 == uiSearchItemAdd(items, name, ot, 0))
					break;
			}
		}
	}
	BLI_ghashIterator_free(iter);
}

void uiTemplateOperatorSearch(uiLayout *layout)
{
	uiBlock *block;
	uiBut *but;
	static char search[256] = "";
		
	block = uiLayoutGetBlock(layout);
	uiBlockSetCurLayout(block, layout);

	but = uiDefSearchBut(block, search, 0, ICON_VIEWZOOM, sizeof(search), 0, 0, UI_UNIT_X * 6, UI_UNIT_Y, 0, 0, "");
	uiButSetSearchFunc(but, operator_search_cb, NULL, operator_call_cb, NULL);
}

/************************* Running Jobs Template **************************/

#define B_STOPRENDER    1
#define B_STOPCAST      2
#define B_STOPANIM      3
#define B_STOPCOMPO     4
#define B_STOPSEQ       5
#define B_STOPCLIP      6
#define B_STOPOTHER     7

static void do_running_jobs(bContext *C, void *UNUSED(arg), int event)
{
	switch (event) {
		case B_STOPRENDER:
			G.is_break = TRUE;
			break;
		case B_STOPCAST:
			WM_jobs_stop(CTX_wm_manager(C), CTX_wm_screen(C), NULL);
			break;
		case B_STOPANIM:
			WM_operator_name_call(C, "SCREEN_OT_animation_play", WM_OP_INVOKE_SCREEN, NULL);
			break;
		case B_STOPCOMPO:
			WM_jobs_stop(CTX_wm_manager(C), CTX_data_scene(C), NULL);
			break;
		case B_STOPSEQ:
			WM_jobs_stop(CTX_wm_manager(C), CTX_wm_area(C), NULL);
			break;
		case B_STOPCLIP:
			WM_jobs_stop(CTX_wm_manager(C), CTX_wm_area(C), NULL);
			break;
		case B_STOPOTHER:
			G.is_break = TRUE;
			break;
	}
}

void uiTemplateRunningJobs(uiLayout *layout, bContext *C)
{
	bScreen *screen = CTX_wm_screen(C);
	wmWindowManager *wm = CTX_wm_manager(C);
	ScrArea *sa = CTX_wm_area(C);
	uiBlock *block;
	void *owner = NULL;
	int handle_event;
	
	block = uiLayoutGetBlock(layout);
	uiBlockSetCurLayout(block, layout);

	uiBlockSetHandleFunc(block, do_running_jobs, NULL);

	if (sa->spacetype == SPACE_SEQ) {
		if (WM_jobs_test(wm, sa, WM_JOB_TYPE_ANY))
			owner = sa;
		handle_event = B_STOPSEQ;
	}
	else if (sa->spacetype == SPACE_CLIP) {
		if (WM_jobs_test(wm, sa, WM_JOB_TYPE_ANY))
			owner = sa;
		handle_event = B_STOPCLIP;
	}
	else {
		Scene *scene;
		/* another scene can be rendering too, for example via compositor */
		for (scene = CTX_data_main(C)->scene.first; scene; scene = scene->id.next) {
			if (WM_jobs_test(wm, scene, WM_JOB_TYPE_RENDER)) {
				handle_event = B_STOPRENDER;
				break;
			}
			else if (WM_jobs_test(wm, scene, WM_JOB_TYPE_COMPOSITE)) {
				handle_event = B_STOPCOMPO;
				break;
			}
			else if (WM_jobs_test(wm, scene, WM_JOB_TYPE_ANY)) {
				handle_event = B_STOPOTHER;
				break;
			}
		}
		owner = scene;
	}

	if (owner) {
		uiLayout *ui_abs;
		
		ui_abs = uiLayoutAbsolute(layout, FALSE);
		(void)ui_abs;  /* UNUSED */
		
		uiDefIconBut(block, BUT, handle_event, ICON_PANEL_CLOSE, 0, UI_UNIT_Y * 0.1, UI_UNIT_X * 0.8, UI_UNIT_Y * 0.8,
		             NULL, 0.0f, 0.0f, 0, 0, TIP_("Stop this job"));
		uiDefBut(block, PROGRESSBAR, 0, WM_jobs_name(wm, owner), 
		         UI_UNIT_X, 0, 100, UI_UNIT_Y, NULL, 0.0f, 0.0f, WM_jobs_progress(wm, owner), 0, TIP_("Progress"));
		
		uiLayoutRow(layout, FALSE);
	}
	if (WM_jobs_test(wm, screen, WM_JOB_TYPE_SCREENCAST))
		uiDefIconTextBut(block, BUT, B_STOPCAST, ICON_CANCEL, IFACE_("Capture"), 0, 0, 85, UI_UNIT_Y,
		                 NULL, 0.0f, 0.0f, 0, 0, TIP_("Stop screencast"));
	if (screen->animtimer)
		uiDefIconTextBut(block, BUT, B_STOPANIM, ICON_CANCEL, IFACE_("Anim Player"), 0, 0, 100, UI_UNIT_Y,
		                 NULL, 0.0f, 0.0f, 0, 0, TIP_("Stop animation playback"));
}

/************************* Reports for Last Operator Template **************************/

void uiTemplateReportsBanner(uiLayout *layout, bContext *C)
{
	ReportList *reports = CTX_wm_reports(C);
	Report *report = BKE_reports_last_displayable(reports);
	ReportTimerInfo *rti;
	
	uiLayout *ui_abs;
	uiBlock *block;
	uiBut *but;
	uiStyle *style = UI_GetStyle();
	int width;
	int icon = 0;
	
	/* if the report display has timed out, don't show */
	if (!reports->reporttimer) return;
	
	rti = (ReportTimerInfo *)reports->reporttimer->customdata;
	
	if (!rti || rti->widthfac == 0.0f || !report) return;
	
	ui_abs = uiLayoutAbsolute(layout, FALSE);
	block = uiLayoutGetBlock(ui_abs);
	
	width = BLF_width(style->widget.uifont_id, report->message);
	width = min_ii((int)(rti->widthfac * width), width);
	width = max_ii(width, 10);
	
	/* make a box around the report to make it stand out */
	uiBlockBeginAlign(block);
	but = uiDefBut(block, ROUNDBOX, 0, "", 0, 0, UI_UNIT_X + 10, UI_UNIT_Y, NULL, 0.0f, 0.0f, 0, 0, "");
	/* set the report's bg color in but->col - ROUNDBOX feature */
	rgb_float_to_uchar(but->col, rti->col);
	but->col[3] = 255;

	but = uiDefBut(block, ROUNDBOX, 0, "", UI_UNIT_X + 10, 0, UI_UNIT_X + width, UI_UNIT_Y,
	               NULL, 0.0f, 0.0f, 0, 0, "");
	but->col[0] = but->col[1] = but->col[2] = FTOCHAR(rti->grayscale);
	but->col[3] = 255;

	uiBlockEndAlign(block);
	
	
	/* icon and report message on top */
	if (report->type & RPT_ERROR_ALL)
		icon = ICON_ERROR;
	else if (report->type & RPT_WARNING_ALL)
		icon = ICON_ERROR;
	else if (report->type & RPT_INFO_ALL)
		icon = ICON_INFO;
	
	/* XXX: temporary operator to dump all reports to a text block, but only if more than 1 report 
	 * to be shown instead of icon when appropriate...
	 */
	uiBlockSetEmboss(block, UI_EMBOSSN);

	if (reports->list.first != reports->list.last)
		uiDefIconButO(block, BUT, "UI_OT_reports_to_textblock", WM_OP_INVOKE_REGION_WIN, icon, 2, 0, UI_UNIT_X,
		              UI_UNIT_Y, TIP_("Click to see the remaining reports in text block: 'Recent Reports'"));
	else
		uiDefIconBut(block, LABEL, 0, icon, 2, 0, UI_UNIT_X, UI_UNIT_Y, NULL, 0.0f, 0.0f, 0, 0, "");

	uiBlockSetEmboss(block, UI_EMBOSS);
	
	uiDefBut(block, LABEL, 0, report->message, UI_UNIT_X + 10, 0, UI_UNIT_X + width, UI_UNIT_Y,
	         NULL, 0.0f, 0.0f, 0, 0, "");
}

/********************************* Keymap *************************************/

static void keymap_item_modified(bContext *UNUSED(C), void *kmi_p, void *UNUSED(unused))
{
	wmKeyMapItem *kmi = (wmKeyMapItem *)kmi_p;
	WM_keyconfig_update_tag(NULL, kmi);
}

static void template_keymap_item_properties(uiLayout *layout, const char *title, PointerRNA *ptr)
{
	uiLayout *flow;

	uiItemS(layout);

	if (title)
		uiItemL(layout, title, ICON_NONE);
	
	flow = uiLayoutColumnFlow(layout, 2, FALSE);

	RNA_STRUCT_BEGIN (ptr, prop)
	{
		int flag = RNA_property_flag(prop);

		if (flag & PROP_HIDDEN)
			continue;

		/* recurse for nested properties */
		if (RNA_property_type(prop) == PROP_POINTER) {
			PointerRNA propptr = RNA_property_pointer_get(ptr, prop);
			const char *name = RNA_property_ui_name(prop);

			if (propptr.data && RNA_struct_is_a(propptr.type, &RNA_OperatorProperties)) {
				template_keymap_item_properties(layout, name, &propptr);
				continue;
			}
		}

		/* add property */
		uiItemR(flow, ptr, RNA_property_identifier(prop), 0, NULL, ICON_NONE);
	}
	RNA_STRUCT_END;
}

void uiTemplateKeymapItemProperties(uiLayout *layout, PointerRNA *ptr)
{
	PointerRNA propptr = RNA_pointer_get(ptr, "properties");

	if (propptr.data) {
		uiBut *but = uiLayoutGetBlock(layout)->buttons.last;

		template_keymap_item_properties(layout, NULL, &propptr);

		/* attach callbacks to compensate for missing properties update,
		 * we don't know which keymap (item) is being modified there */
		for (; but; but = but->next)
			uiButSetFunc(but, keymap_item_modified, ptr->data, NULL);
	}
}

/********************************* Color management *************************************/

void uiTemplateColorspaceSettings(uiLayout *layout, PointerRNA *ptr, const char *propname)
{
	PropertyRNA *prop;
	PointerRNA colorspace_settings_ptr;

	prop = RNA_struct_find_property(ptr, propname);

	if (!prop) {
		printf("%s: property not found: %s.%s\n",
		       __func__, RNA_struct_identifier(ptr->type), propname);
		return;
	}

	colorspace_settings_ptr = RNA_property_pointer_get(ptr, prop);

	uiItemL(layout, "Color Space:", ICON_NONE);
	uiItemR(layout, &colorspace_settings_ptr, "name", 0, "", ICON_NONE);
}

void uiTemplateColormanagedViewSettings(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr, const char *propname)
{
	PropertyRNA *prop;
	PointerRNA view_transform_ptr;
	uiLayout *col, *row;
	ColorManagedViewSettings *view_settings;

	prop = RNA_struct_find_property(ptr, propname);

	if (!prop) {
		printf("%s: property not found: %s.%s\n",
		       __func__, RNA_struct_identifier(ptr->type), propname);
		return;
	}

	view_transform_ptr = RNA_property_pointer_get(ptr, prop);
	view_settings = view_transform_ptr.data;

	col = uiLayoutColumn(layout, FALSE);

	row = uiLayoutRow(col, FALSE);
	uiItemR(row, &view_transform_ptr, "view_transform", UI_ITEM_R_EXPAND, IFACE_("View"), ICON_NONE);

	col = uiLayoutColumn(layout, FALSE);
	uiItemR(col, &view_transform_ptr, "exposure", 0, NULL, ICON_NONE);
	uiItemR(col, &view_transform_ptr, "gamma", 0, NULL, ICON_NONE);

	col = uiLayoutColumn(layout, FALSE);
	uiItemR(col, &view_transform_ptr, "use_curve_mapping", 0, NULL, ICON_NONE);
	if (view_settings->flag & COLORMANAGE_VIEW_USE_CURVES)
		uiTemplateCurveMapping(col, &view_transform_ptr, "curve_mapping", 'c', TRUE, 0);
}