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blender-archive/release/scripts/startup/bl_ui/space_spreadsheet.py
Hans Goudey f9aea19d98 Spreadsheet Editor: Row Filters
This patch adds support for filtering rows based on rules and values.
Filters will work for any attribute data source, they are a property
of the spreadsheet rather than of the attribute system. The properties
displayed in the row filter can depend on data type of the currently
visible column with that name. If the name is no longer visible, the
row filter filter is grayed out, but it will remember the value until
a column with its name is visible again.

Note: The comments in `screen.c` combined with tagging the sidebar
for redraw after the main region point to a lack of understanding
or technical debt, that is a point to improve in the future.

**Future Improvements**
* T89272: A search menu for visible columns when adding a new filter.
* T89273: Possibly a "Range" operation.

Differential Revision: https://developer.blender.org/D10959
2021-06-18 16:33:02 -05:00

127 lines
4.7 KiB
Python

# ##### 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.
#
# ##### END GPL LICENSE BLOCK #####
import bpy
class SPREADSHEET_HT_header(bpy.types.Header):
bl_space_type = 'SPREADSHEET'
def draw(self, context):
layout = self.layout
space = context.space_data
layout.template_header()
if len(space.context_path) == 0:
self.draw_without_context_path(layout)
return
root_context = space.context_path[0]
if root_context.type != 'OBJECT':
self.draw_without_context_path(layout)
return
obj = root_context.object
if obj is None:
self.draw_without_context_path(layout)
return
layout.prop(space, "object_eval_state", text="")
if space.object_eval_state != 'ORIGINAL':
layout.prop(space, "geometry_component_type", text="")
if space.geometry_component_type != 'INSTANCES':
layout.prop(space, "attribute_domain", text="")
context_path = space.context_path
if space.object_eval_state == 'ORIGINAL':
# Only show first context.
context_path = context_path[:1]
if space.display_context_path_collapsed:
self.draw_collapsed_context_path(context, layout, context_path)
else:
self.draw_full_context_path(context, layout, context_path)
pin_icon = 'PINNED' if space.is_pinned else 'UNPINNED'
layout.operator("spreadsheet.toggle_pin", text="", icon=pin_icon, emboss=False)
layout.separator_spacer()
row = layout.row(align=True)
sub = row.row(align=True)
sub.active = self.selection_filter_available(space)
sub.prop(space, "show_only_selected", text="")
row.prop(space, "use_filter", toggle=True, icon='FILTER', icon_only=True)
def draw_without_context_path(self, layout):
layout.label(text="No active context")
def draw_full_context_path(self, context, layout, context_path):
space = context.space_data
row = layout.row()
for ctx in context_path[:-1]:
subrow = row.row(align=True)
self.draw_spreadsheet_context(subrow, ctx)
self.draw_spreadsheet_context_path_icon(subrow, space)
self.draw_spreadsheet_context(row, context_path[-1])
def draw_collapsed_context_path(self, context, layout, context_path):
space = context.space_data
row = layout.row(align=True)
self.draw_spreadsheet_context(row, context_path[0])
if len(context_path) == 1:
return
self.draw_spreadsheet_context_path_icon(row, space)
if len(context_path) > 2:
self.draw_spreadsheet_context_path_icon(row, space, icon='DOT')
self.draw_spreadsheet_context_path_icon(row, space)
self.draw_spreadsheet_context(row, context_path[-1])
def draw_spreadsheet_context(self, layout, ctx):
if ctx.type == 'OBJECT':
if ctx.object is None:
layout.label(text="<no object>", icon='OBJECT_DATA')
else:
layout.label(text=ctx.object.name, icon='OBJECT_DATA')
elif ctx.type == 'MODIFIER':
layout.label(text=ctx.modifier_name, icon='MODIFIER')
elif ctx.type == 'NODE':
layout.label(text=ctx.node_name, icon='NODE')
def draw_spreadsheet_context_path_icon(self, layout, space, icon='RIGHTARROW_THIN'):
layout.prop(space, "display_context_path_collapsed", icon_only=True, emboss=False, icon=icon)
def selection_filter_available(self, space):
root_context = space.context_path[0]
if root_context.type != 'OBJECT':
return False
obj = root_context.object
if obj is None:
return False
if obj.type != 'MESH' or obj.mode != 'EDIT':
return False
return True
classes = (
SPREADSHEET_HT_header,
)
if __name__ == "__main__": # Only for live edit.
from bpy.utils import register_class
for cls in classes:
register_class(cls)