From 33c5b99dd6e1860cca8cf55c9eea911553bd7b50 Mon Sep 17 00:00:00 2001
From: Andrew Hale <TrumanBlending@gmail.com>
Date: Thu, 5 Jan 2012 14:39:45 +0000
Subject: [PATCH] Added selection_utils module. It contains a modal operator
which allows the order in which objects were selected to be stored for use in
other operators. The list of object names is stored in
selection_utils.selected
---
modules/selection_utils.py | 75 ++++++++++++++++++++++++++++++++++++++
1 file changed, 75 insertions(+)
create mode 100644 modules/selection_utils.py
diff --git a/modules/selection_utils.py b/modules/selection_utils.py
new file mode 100644
index 000000000..002461b74
--- /dev/null
+++ b/modules/selection_utils.py
@@ -0,0 +1,75 @@
+# ##### 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
+
+selected = []
+
+
+class SelectionOrder(bpy.types.Operator):
+ '''Store the object names in the order they are selected.
+ Use RETURN key to confirm selection, ESCAPE key to cancel'''
+ bl_idname = "object.select_order"
+ bl_label = "Select with Order"
+ bl_options = {'UNDO'}
+
+ num_selected = 0
+
+ @classmethod
+ def poll(self, context):
+ return bpy.context.mode == 'OBJECT'
+
+ def update(self, context):
+ # Get the currently selected objects
+ sel = context.selected_objects
+ num = len(sel)
+
+ if num == 0:
+ # Reset the list
+ selected[:] = []
+ elif num > self.num_selected:
+ # Get all the newly selected objects and add
+ new = [ob.name for ob in sel if ob.name not in selected]
+ selected.extend(new)
+ elif num < self.num_selected:
+ # Get the selected objects and remove from list
+ curnames = {ob.name for ob in sel}
+ selected[:] = [name for name in selected if name in curnames]
+
+ # Set the number of currently select objects
+ self.num_selected = len(selected)
+
+ def modal(self, context, event):
+ if event.type == 'RET':
+ # If return is pressed, finish the operator
+ return {'FINISHED'}
+ elif event.type == 'ESC':
+ # If escape is pressed, cancel the operator
+ return {'CANCELLED'}
+
+ # Update selection if we need to
+ self.update(context)
+ return {'PASS_THROUGH'}
+
+ def invoke(self, context, event):
+ context.window_manager.modal_handler_add(self)
+ self.update(context)
+ return {'RUNNING_MODAL'}
+
+
+bpy.utils.register_module(__name__)
\ No newline at end of file
--
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