Bastien Montagne
30b34735e3
Currently only affects 'UI' IDs (WindowManager, Screen, etc.), but in the future other types may be affected as well. NOTE: this is only used in readfile code itself, not in the post-processing performed by `setup_app_data`, as this code is too specific for such generic handling.
622 lines
20 KiB
C++
622 lines
20 KiB
C++
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup bke
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*/
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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#include "BLI_listbase.h"
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#include "BLI_string.h"
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#include "BLI_string_utils.h"
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#include "BLI_utildefines.h"
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#include "BLT_translation.h"
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#include "BKE_asset.h"
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#include "BKE_global.h"
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#include "BKE_idprop.h"
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#include "BKE_idtype.h"
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#include "BKE_lib_id.h"
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#include "BKE_lib_query.h"
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#include "BKE_main.h"
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#include "BKE_object.h"
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#include "BKE_scene.h"
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#include "BKE_viewer_path.h"
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#include "BKE_workspace.h"
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#include "DNA_object_types.h"
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#include "DNA_scene_types.h"
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#include "DNA_screen_types.h"
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#include "DNA_windowmanager_types.h"
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#include "DNA_workspace_types.h"
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#include "DEG_depsgraph.h"
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#include "MEM_guardedalloc.h"
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#include "BLO_read_write.h"
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/* -------------------------------------------------------------------- */
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static void workspace_init_data(ID *id)
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{
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WorkSpace *workspace = (WorkSpace *)id;
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BKE_asset_library_reference_init_default(&workspace->asset_library_ref);
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}
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static void workspace_free_data(ID *id)
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{
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WorkSpace *workspace = (WorkSpace *)id;
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BKE_workspace_relations_free(&workspace->hook_layout_relations);
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BLI_freelistN(&workspace->owner_ids);
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BLI_freelistN(&workspace->layouts);
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while (!BLI_listbase_is_empty(&workspace->tools)) {
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BKE_workspace_tool_remove(workspace, static_cast<bToolRef *>(workspace->tools.first));
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}
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MEM_SAFE_FREE(workspace->status_text);
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BKE_viewer_path_clear(&workspace->viewer_path);
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}
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static void workspace_foreach_id(ID *id, LibraryForeachIDData *data)
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{
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WorkSpace *workspace = (WorkSpace *)id;
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BKE_LIB_FOREACHID_PROCESS_IDSUPER(data, workspace->pin_scene, IDWALK_CB_NOP);
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LISTBASE_FOREACH (WorkSpaceLayout *, layout, &workspace->layouts) {
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BKE_LIB_FOREACHID_PROCESS_IDSUPER(data, layout->screen, IDWALK_CB_USER);
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}
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BKE_viewer_path_foreach_id(data, &workspace->viewer_path);
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}
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static void workspace_blend_write(BlendWriter *writer, ID *id, const void *id_address)
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{
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WorkSpace *workspace = (WorkSpace *)id;
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BLO_write_id_struct(writer, WorkSpace, id_address, &workspace->id);
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BKE_id_blend_write(writer, &workspace->id);
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BLO_write_struct_list(writer, WorkSpaceLayout, &workspace->layouts);
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BLO_write_struct_list(writer, WorkSpaceDataRelation, &workspace->hook_layout_relations);
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BLO_write_struct_list(writer, wmOwnerID, &workspace->owner_ids);
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BLO_write_struct_list(writer, bToolRef, &workspace->tools);
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LISTBASE_FOREACH (bToolRef *, tref, &workspace->tools) {
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if (tref->properties) {
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IDP_BlendWrite(writer, tref->properties);
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}
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}
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BKE_viewer_path_blend_write(writer, &workspace->viewer_path);
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}
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static void workspace_blend_read_data(BlendDataReader *reader, ID *id)
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{
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WorkSpace *workspace = (WorkSpace *)id;
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BLO_read_list(reader, &workspace->layouts);
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BLO_read_list(reader, &workspace->hook_layout_relations);
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BLO_read_list(reader, &workspace->owner_ids);
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BLO_read_list(reader, &workspace->tools);
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LISTBASE_FOREACH (WorkSpaceDataRelation *, relation, &workspace->hook_layout_relations) {
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/* Parent pointer does not belong to workspace data and is therefore restored in lib_link step
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* of window manager. */
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BLO_read_data_address(reader, &relation->value);
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}
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LISTBASE_FOREACH (bToolRef *, tref, &workspace->tools) {
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tref->runtime = nullptr;
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BLO_read_data_address(reader, &tref->properties);
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IDP_BlendDataRead(reader, &tref->properties);
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}
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workspace->status_text = nullptr;
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id_us_ensure_real(&workspace->id);
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BKE_viewer_path_blend_read_data(reader, &workspace->viewer_path);
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}
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static void workspace_blend_read_lib(BlendLibReader *reader, ID *id)
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{
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WorkSpace *workspace = (WorkSpace *)id;
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Main *bmain = BLO_read_lib_get_main(reader);
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/* Do not keep the scene reference when appending a workspace. Setting a scene for a workspace is
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* a convenience feature, but the workspace should never truly depend on scene data. */
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if (ID_IS_LINKED(id)) {
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workspace->pin_scene = nullptr;
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}
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else {
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BLO_read_id_address(reader, nullptr, &workspace->pin_scene);
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}
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/* Restore proper 'parent' pointers to relevant data, and clean up unused/invalid entries. */
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LISTBASE_FOREACH_MUTABLE (WorkSpaceDataRelation *, relation, &workspace->hook_layout_relations) {
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relation->parent = nullptr;
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LISTBASE_FOREACH (wmWindowManager *, wm, &bmain->wm) {
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LISTBASE_FOREACH (wmWindow *, win, &wm->windows) {
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if (win->winid == relation->parentid) {
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relation->parent = win->workspace_hook;
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}
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}
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}
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if (relation->parent == nullptr) {
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BLI_freelinkN(&workspace->hook_layout_relations, relation);
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}
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}
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LISTBASE_FOREACH_MUTABLE (WorkSpaceLayout *, layout, &workspace->layouts) {
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BLO_read_id_address(reader, id->lib, &layout->screen);
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if (layout->screen) {
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if (ID_IS_LINKED(id)) {
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layout->screen->winid = 0;
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if (layout->screen->temp) {
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/* delete temp layouts when appending */
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BKE_workspace_layout_remove(bmain, workspace, layout);
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}
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}
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}
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else {
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/* If we're reading a layout without screen stored, it's useless and we shouldn't keep it
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* around. */
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BKE_workspace_layout_remove(bmain, workspace, layout);
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}
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}
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BKE_viewer_path_blend_read_lib(reader, id->lib, &workspace->viewer_path);
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}
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static void workspace_blend_read_expand(BlendExpander *expander, ID *id)
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{
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WorkSpace *workspace = (WorkSpace *)id;
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LISTBASE_FOREACH (WorkSpaceLayout *, layout, &workspace->layouts) {
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BLO_expand(expander, BKE_workspace_layout_screen_get(layout));
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}
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}
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IDTypeInfo IDType_ID_WS = {
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/*id_code*/ ID_WS,
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/*id_filter*/ FILTER_ID_WS,
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/*main_listbase_index*/ INDEX_ID_WS,
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/*struct_size*/ sizeof(WorkSpace),
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/*name*/ "WorkSpace",
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/*name_plural*/ "workspaces",
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/*translation_context*/ BLT_I18NCONTEXT_ID_WORKSPACE,
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/*flags*/ IDTYPE_FLAGS_NO_COPY | IDTYPE_FLAGS_ONLY_APPEND | IDTYPE_FLAGS_NO_ANIMDATA |
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IDTYPE_FLAGS_NO_MEMFILE_UNDO,
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/*asset_type_info*/ nullptr,
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/*init_data*/ workspace_init_data,
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/*copy_data*/ nullptr,
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/*free_data*/ workspace_free_data,
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/*make_local*/ nullptr,
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/*foreach_id*/ workspace_foreach_id,
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/*foreach_cache*/ nullptr,
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/*foreach_path*/ nullptr,
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/*owner_pointer_get*/ nullptr,
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/*blend_write*/ workspace_blend_write,
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/*blend_read_data*/ workspace_blend_read_data,
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/*blend_read_lib*/ workspace_blend_read_lib,
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/*blend_read_expand*/ workspace_blend_read_expand,
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/*blend_read_undo_preserve*/ nullptr,
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/*lib_override_apply_post*/ nullptr,
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};
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/* -------------------------------------------------------------------- */
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/** \name Internal Utils
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* \{ */
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static void workspace_layout_name_set(WorkSpace *workspace,
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WorkSpaceLayout *layout,
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const char *new_name)
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{
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BLI_strncpy(layout->name, new_name, sizeof(layout->name));
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BLI_uniquename(&workspace->layouts,
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layout,
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"Layout",
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'.',
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offsetof(WorkSpaceLayout, name),
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sizeof(layout->name));
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}
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/**
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* This should only be used directly when it is to be expected that there isn't
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* a layout within \a workspace that wraps \a screen. Usually - especially outside
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* of BKE_workspace - #BKE_workspace_layout_find should be used!
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*/
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static WorkSpaceLayout *workspace_layout_find_exec(const WorkSpace *workspace,
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const bScreen *screen)
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{
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return static_cast<WorkSpaceLayout *>(
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BLI_findptr(&workspace->layouts, screen, offsetof(WorkSpaceLayout, screen)));
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}
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static void workspace_relation_add(ListBase *relation_list,
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void *parent,
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const int parentid,
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void *data)
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{
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WorkSpaceDataRelation *relation = MEM_cnew<WorkSpaceDataRelation>(__func__);
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relation->parent = parent;
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relation->parentid = parentid;
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relation->value = data;
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/* add to head, if we switch back to it soon we find it faster. */
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BLI_addhead(relation_list, relation);
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}
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static void workspace_relation_remove(ListBase *relation_list, WorkSpaceDataRelation *relation)
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{
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BLI_remlink(relation_list, relation);
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MEM_freeN(relation);
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}
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static void workspace_relation_ensure_updated(ListBase *relation_list,
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void *parent,
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const int parentid,
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void *data)
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{
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WorkSpaceDataRelation *relation = static_cast<WorkSpaceDataRelation *>(BLI_listbase_bytes_find(
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relation_list, &parentid, sizeof(parentid), offsetof(WorkSpaceDataRelation, parentid)));
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if (relation != nullptr) {
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relation->parent = parent;
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relation->value = data;
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/* reinsert at the head of the list, so that more commonly used relations are found faster. */
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BLI_remlink(relation_list, relation);
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BLI_addhead(relation_list, relation);
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}
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else {
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/* no matching relation found, add new one */
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workspace_relation_add(relation_list, parent, parentid, data);
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}
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}
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static void *workspace_relation_get_data_matching_parent(const ListBase *relation_list,
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const void *parent)
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{
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WorkSpaceDataRelation *relation = static_cast<WorkSpaceDataRelation *>(
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BLI_findptr(relation_list, parent, offsetof(WorkSpaceDataRelation, parent)));
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if (relation != nullptr) {
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return relation->value;
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}
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return nullptr;
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}
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/**
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* Checks if \a screen is already used within any workspace. A screen should never be assigned to
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* multiple WorkSpaceLayouts, but that should be ensured outside of the BKE_workspace module
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* and without such checks.
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* Hence, this should only be used as assert check before assigning a screen to a workspace.
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*/
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#ifndef NDEBUG
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static bool workspaces_is_screen_used
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#else
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static bool UNUSED_FUNCTION(workspaces_is_screen_used)
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#endif
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(const Main *bmain, bScreen *screen)
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{
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for (WorkSpace *workspace = static_cast<WorkSpace *>(bmain->workspaces.first); workspace;
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workspace = static_cast<WorkSpace *>(workspace->id.next)) {
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if (workspace_layout_find_exec(workspace, screen)) {
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return true;
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}
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}
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return false;
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}
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/** \} */
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/* -------------------------------------------------------------------- */
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/** \name Create, Delete, Init
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* \{ */
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WorkSpace *BKE_workspace_add(Main *bmain, const char *name)
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{
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WorkSpace *new_workspace = static_cast<WorkSpace *>(BKE_id_new(bmain, ID_WS, name));
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id_us_ensure_real(&new_workspace->id);
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return new_workspace;
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}
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void BKE_workspace_remove(Main *bmain, WorkSpace *workspace)
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{
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for (WorkSpaceLayout *layout = static_cast<WorkSpaceLayout *>(workspace->layouts.first),
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*layout_next;
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layout;
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layout = layout_next) {
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layout_next = layout->next;
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BKE_workspace_layout_remove(bmain, workspace, layout);
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}
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BKE_id_free(bmain, workspace);
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}
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WorkSpaceInstanceHook *BKE_workspace_instance_hook_create(const Main *bmain, const int winid)
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{
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WorkSpaceInstanceHook *hook = MEM_cnew<WorkSpaceInstanceHook>(__func__);
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/* set an active screen-layout for each possible window/workspace combination */
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for (WorkSpace *workspace = static_cast<WorkSpace *>(bmain->workspaces.first); workspace;
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workspace = static_cast<WorkSpace *>(workspace->id.next)) {
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BKE_workspace_active_layout_set(
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hook, winid, workspace, static_cast<WorkSpaceLayout *>(workspace->layouts.first));
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}
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return hook;
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}
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void BKE_workspace_instance_hook_free(const Main *bmain, WorkSpaceInstanceHook *hook)
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{
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/* workspaces should never be freed before wm (during which we call this function).
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* However, when running in background mode, loading a blend file may allocate windows (that need
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* to be freed) without creating workspaces. This happens in BlendfileLoadingBaseTest. */
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BLI_assert(!BLI_listbase_is_empty(&bmain->workspaces) || G.background);
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/* Free relations for this hook */
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for (WorkSpace *workspace = static_cast<WorkSpace *>(bmain->workspaces.first); workspace;
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workspace = static_cast<WorkSpace *>(workspace->id.next)) {
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for (WorkSpaceDataRelation *relation = static_cast<WorkSpaceDataRelation *>(
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workspace->hook_layout_relations.first),
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*relation_next;
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relation;
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relation = relation_next) {
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relation_next = relation->next;
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if (relation->parent == hook) {
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workspace_relation_remove(&workspace->hook_layout_relations, relation);
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}
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}
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}
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MEM_freeN(hook);
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}
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WorkSpaceLayout *BKE_workspace_layout_add(Main *bmain,
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WorkSpace *workspace,
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bScreen *screen,
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const char *name)
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{
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WorkSpaceLayout *layout = MEM_cnew<WorkSpaceLayout>(__func__);
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BLI_assert(!workspaces_is_screen_used(bmain, screen));
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#ifndef DEBUG
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UNUSED_VARS(bmain);
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#endif
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layout->screen = screen;
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id_us_plus(&layout->screen->id);
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workspace_layout_name_set(workspace, layout, name);
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BLI_addtail(&workspace->layouts, layout);
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return layout;
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}
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void BKE_workspace_layout_remove(Main *bmain, WorkSpace *workspace, WorkSpaceLayout *layout)
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{
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/* Screen should usually be set, but we call this from file reading to get rid of invalid
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* layouts. */
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if (layout->screen) {
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id_us_min(&layout->screen->id);
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BKE_id_free(bmain, layout->screen);
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}
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BLI_freelinkN(&workspace->layouts, layout);
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}
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void BKE_workspace_relations_free(ListBase *relation_list)
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{
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for (WorkSpaceDataRelation *
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relation = static_cast<WorkSpaceDataRelation *>(relation_list->first),
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*relation_next;
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relation;
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relation = relation_next) {
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relation_next = relation->next;
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workspace_relation_remove(relation_list, relation);
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}
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}
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/** \} */
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/* -------------------------------------------------------------------- */
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/** \name General Utils
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* \{ */
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WorkSpaceLayout *BKE_workspace_layout_find(const WorkSpace *workspace, const bScreen *screen)
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{
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WorkSpaceLayout *layout = workspace_layout_find_exec(workspace, screen);
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if (layout) {
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return layout;
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}
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printf(
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"%s: Couldn't find layout in this workspace: '%s' screen: '%s'. "
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"This should not happen!\n",
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__func__,
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workspace->id.name + 2,
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screen->id.name + 2);
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return nullptr;
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}
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WorkSpaceLayout *BKE_workspace_layout_find_global(const Main *bmain,
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const bScreen *screen,
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WorkSpace **r_workspace)
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{
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WorkSpaceLayout *layout;
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if (r_workspace) {
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*r_workspace = nullptr;
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}
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for (WorkSpace *workspace = static_cast<WorkSpace *>(bmain->workspaces.first); workspace;
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workspace = static_cast<WorkSpace *>(workspace->id.next)) {
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if ((layout = workspace_layout_find_exec(workspace, screen))) {
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if (r_workspace) {
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*r_workspace = workspace;
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}
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return layout;
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}
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}
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return nullptr;
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}
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WorkSpaceLayout *BKE_workspace_layout_iter_circular(const WorkSpace *workspace,
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WorkSpaceLayout *start,
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bool (*callback)(const WorkSpaceLayout *layout,
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void *arg),
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void *arg,
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const bool iter_backward)
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{
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WorkSpaceLayout *iter_layout;
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if (iter_backward) {
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LISTBASE_CIRCULAR_BACKWARD_BEGIN (WorkSpaceLayout *, &workspace->layouts, iter_layout, start) {
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if (!callback(iter_layout, arg)) {
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return iter_layout;
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}
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}
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LISTBASE_CIRCULAR_BACKWARD_END(WorkSpaceLayout *, &workspace->layouts, iter_layout, start);
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}
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else {
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LISTBASE_CIRCULAR_FORWARD_BEGIN (WorkSpaceLayout *, &workspace->layouts, iter_layout, start) {
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if (!callback(iter_layout, arg)) {
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return iter_layout;
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}
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}
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LISTBASE_CIRCULAR_FORWARD_END(WorkSpaceLayout *, &workspace->layouts, iter_layout, start);
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
void BKE_workspace_tool_remove(struct WorkSpace *workspace, struct bToolRef *tref)
|
|
{
|
|
if (tref->runtime) {
|
|
MEM_freeN(tref->runtime);
|
|
}
|
|
if (tref->properties) {
|
|
IDP_FreeProperty(tref->properties);
|
|
}
|
|
BLI_remlink(&workspace->tools, tref);
|
|
MEM_freeN(tref);
|
|
}
|
|
|
|
bool BKE_workspace_owner_id_check(const WorkSpace *workspace, const char *owner_id)
|
|
{
|
|
if ((*owner_id == '\0') || ((workspace->flags & WORKSPACE_USE_FILTER_BY_ORIGIN) == 0)) {
|
|
return true;
|
|
}
|
|
|
|
/* We could use hash lookup, for now this list is highly likely under < ~16 items. */
|
|
return BLI_findstring(&workspace->owner_ids, owner_id, offsetof(wmOwnerID, name)) != nullptr;
|
|
}
|
|
|
|
void BKE_workspace_id_tag_all_visible(Main *bmain, int tag)
|
|
{
|
|
BKE_main_id_tag_listbase(&bmain->workspaces, tag, false);
|
|
wmWindowManager *wm = static_cast<wmWindowManager *>(bmain->wm.first);
|
|
LISTBASE_FOREACH (wmWindow *, win, &wm->windows) {
|
|
WorkSpace *workspace = BKE_workspace_active_get(win->workspace_hook);
|
|
workspace->id.tag |= tag;
|
|
}
|
|
}
|
|
|
|
/** \} */
|
|
|
|
/* -------------------------------------------------------------------- */
|
|
/** \name Getters/Setters
|
|
* \{ */
|
|
|
|
WorkSpace *BKE_workspace_active_get(WorkSpaceInstanceHook *hook)
|
|
{
|
|
return hook->active;
|
|
}
|
|
void BKE_workspace_active_set(WorkSpaceInstanceHook *hook, WorkSpace *workspace)
|
|
{
|
|
/* DO NOT check for `hook->active == workspace` here. Caller code is supposed to do it if
|
|
* that optimization is possible and needed.
|
|
* This code can be called from places where we might have this equality, but still want to
|
|
* ensure/update the active layout below.
|
|
* Known case where this is buggy and will crash later due to nullptr active layout: reading
|
|
* a blend file, when the new read workspace ID happens to have the exact same memory address
|
|
* as when it was saved in the blend file (extremely unlikely, but possible). */
|
|
|
|
hook->active = workspace;
|
|
if (workspace) {
|
|
WorkSpaceLayout *layout = static_cast<WorkSpaceLayout *>(
|
|
workspace_relation_get_data_matching_parent(&workspace->hook_layout_relations, hook));
|
|
if (layout) {
|
|
hook->act_layout = layout;
|
|
}
|
|
}
|
|
}
|
|
|
|
WorkSpaceLayout *BKE_workspace_active_layout_get(const WorkSpaceInstanceHook *hook)
|
|
{
|
|
return hook->act_layout;
|
|
}
|
|
|
|
WorkSpaceLayout *BKE_workspace_active_layout_for_workspace_get(const WorkSpaceInstanceHook *hook,
|
|
const WorkSpace *workspace)
|
|
{
|
|
/* If the workspace is active, the active layout can be returned, no need for a lookup. */
|
|
if (hook->active == workspace) {
|
|
return hook->act_layout;
|
|
}
|
|
|
|
/* Inactive workspace */
|
|
return static_cast<WorkSpaceLayout *>(
|
|
workspace_relation_get_data_matching_parent(&workspace->hook_layout_relations, hook));
|
|
}
|
|
|
|
void BKE_workspace_active_layout_set(WorkSpaceInstanceHook *hook,
|
|
const int winid,
|
|
WorkSpace *workspace,
|
|
WorkSpaceLayout *layout)
|
|
{
|
|
hook->act_layout = layout;
|
|
workspace_relation_ensure_updated(&workspace->hook_layout_relations, hook, winid, layout);
|
|
}
|
|
|
|
bScreen *BKE_workspace_active_screen_get(const WorkSpaceInstanceHook *hook)
|
|
{
|
|
return hook->act_layout->screen;
|
|
}
|
|
void BKE_workspace_active_screen_set(WorkSpaceInstanceHook *hook,
|
|
const int winid,
|
|
WorkSpace *workspace,
|
|
bScreen *screen)
|
|
{
|
|
/* we need to find the WorkspaceLayout that wraps this screen */
|
|
WorkSpaceLayout *layout = BKE_workspace_layout_find(hook->active, screen);
|
|
BKE_workspace_active_layout_set(hook, winid, workspace, layout);
|
|
}
|
|
|
|
const char *BKE_workspace_layout_name_get(const WorkSpaceLayout *layout)
|
|
{
|
|
return layout->name;
|
|
}
|
|
void BKE_workspace_layout_name_set(WorkSpace *workspace,
|
|
WorkSpaceLayout *layout,
|
|
const char *new_name)
|
|
{
|
|
workspace_layout_name_set(workspace, layout, new_name);
|
|
}
|
|
|
|
bScreen *BKE_workspace_layout_screen_get(const WorkSpaceLayout *layout)
|
|
{
|
|
return layout->screen;
|
|
}
|
|
|
|
/** \} */
|