added mesh mirror flag, now store this per mesh

button in mesh interface
also dont register operators that change context

release/scripts/modules/bpy_ops.py

@@ -157,9 +157,6 @@ class WM_OT_context_set(bpy.types.Operator):
 	'''Set a context value.'''
 	__idname__ = "wm.context_set"
 	__label__ = "Context Set"
-	__register__ = True
-	__undo__ = True
-	
 	__props__ = [
 		bpy.props.StringProperty(attr="path", name="Context Attributes", description="rna context string", maxlen= 1024, default= ""),
 		bpy.props.StringProperty(attr="value", name="Value", description="Assignment value (as a string)", maxlen= 1024, default= "")
@@ -173,9 +170,6 @@ class WM_OT_context_toggle(bpy.types.Operator):
 	'''Toggle a context value.'''
 	__idname__ = "wm.context_toggle"
 	__label__ = "Context Toggle"
-	__register__ = True
-	__undo__ = True
-	
 	__props__ = [
 		bpy.props.StringProperty(attr="path", name="Context Attributes", description="rna context string", maxlen= 1024, default= ""),
 	]
@@ -188,9 +182,6 @@ class WM_OT_context_toggle_values(bpy.types.Operator):
 	'''Toggle a context value.'''
 	__idname__ = "wm.context_toggle_values"
 	__label__ = "Context Toggle Values"
-	__register__ = True
-	__undo__ = True
-	
 	__props__ = [
 		bpy.props.StringProperty(attr="path", name="Context Attributes", description="rna context string", maxlen= 1024, default= ""),
 		bpy.props.StringProperty(attr="value_1", name="Value", description="Toggle value (as a string)", maxlen= 1024, default= ""),
@@ -205,9 +196,6 @@ class WM_OT_context_cycle_enum(bpy.types.Operator):
 	'''Toggle a context value.'''
 	__idname__ = "wm.context_cycle_enum"
 	__label__ = "Context Enum Cycle"
-	__register__ = True
-	__undo__ = True
-	
 	__props__ = [
 		bpy.props.StringProperty(attr="path", name="Context Attributes", description="rna context string", maxlen= 1024, default= ""),
 		bpy.props.BoolProperty(attr="reverse", name="Reverse", description="Cycle backwards", default= False)

release/scripts/ui/buttons_data_mesh.py

@@ -60,6 +60,9 @@ class DATA_PT_settings(DataButtonsPanel):
 		
 		col = split.column()
 		col.itemR(mesh, "texture_mesh")
+		
+		col = split.column()
+		col.itemR(mesh, "use_mirror_x")
 
 class DATA_PT_vertex_groups(DataButtonsPanel):
 	__label__ = "Vertex Groups"

source/blender/editors/include/ED_mesh.h

@@ -66,7 +66,7 @@ struct Object;
 #define B_AUTOFGON			0x20
 #define B_KNIFE				0x80
 #define B_PERCENTSUBD		0x40
-#define B_MESH_X_MIRROR		0x100
+//#define B_MESH_X_MIRROR		0x100 // deprecated, use mesh
 #define B_JOINTRIA_UV		0x200
 #define B_JOINTRIA_VCOL		0X400
 #define B_JOINTRIA_SHARP	0X800

source/blender/editors/mesh/editmesh_mods.c

@@ -4291,7 +4291,7 @@ static int smooth_vertex(bContext *C, wmOperator *op)
 		if(eve->f & SELECT) {
 			if(eve->f1) {
 				
-				if (ts->editbutflag & B_MESH_X_MIRROR) {
+				if (((Mesh *)obedit->data)->editflag & ME_EDIT_MIRROR_X) {
 					eve_mir= editmesh_get_x_mirror_vert(obedit, em, eve->co);
 				}
 				

source/blender/editors/transform/transform_generics.c

@@ -974,7 +974,7 @@ int initTransInfo (bContext *C, TransInfo *t, wmOperator *op, wmEvent *event)
 	// Need stuff to take it from edit mesh or whatnot here
 	else
 	{
-		if (t->obedit && t->obedit->type == OB_MESH && ts->editbutflag & B_MESH_X_MIRROR)
+		if (t->obedit && t->obedit->type == OB_MESH && (((Mesh *)t->obedit->data)->editflag & ME_EDIT_MIRROR_X))
 		{
 			t->flag |= T_MIRROR;
 		}

source/blender/makesdna/DNA_mesh_types.h

@@ -82,7 +82,7 @@ typedef struct Mesh {
 	 * the face does not need to be selected, -1 is inactive */
 	int act_face; 
 	
-	int texflag;
+	short texflag, editflag;
 	
 	/* texture space, copied as one block in editobject.c */
 	float loc[3];
@@ -116,6 +116,11 @@ typedef struct TFace {
 /* texflag */
 #define AUTOSPACE	1
 
+/* me->editflag */
+#define ME_EDIT_MIRROR_X (1 << 0)
+#define ME_EDIT_MIRROR_Y (1 << 1) // unused so far
+#define ME_EDIT_MIRROR_Z (1 << 2) // unused so far
+
 /* me->flag */
 #define ME_ISDONE		1
 #define ME_NOPUNOFLIP	2

source/blender/makesrna/intern/rna_mesh.c

@@ -1600,6 +1600,21 @@ static void rna_def_mesh(BlenderRNA *brna)
 	RNA_def_property_ui_text(prop, "Face Area", "Displays the area of selected faces");
 	RNA_def_property_update(prop, 0, "rna_Mesh_update_draw");
 
+	/* editflag */
+	prop= RNA_def_property(srna, "use_mirror_x", PROP_BOOLEAN, PROP_NONE);
+	RNA_def_property_boolean_sdna(prop, NULL, "editflag", ME_EDIT_MIRROR_X);
+	RNA_def_property_ui_text(prop, "X Mirror", "X Axis mirror editing");
+
+	/*
+	prop= RNA_def_property(srna, "use_mirror_y", PROP_BOOLEAN, PROP_NONE);
+	RNA_def_property_boolean_sdna(prop, NULL, "editflag", ME_EDIT_MIRROR_Y);
+	RNA_def_property_ui_text(prop, "Y Mirror", "Y Axis mirror editing");
+
+	prop= RNA_def_property(srna, "use_mirror_x", PROP_BOOLEAN, PROP_NONE);
+	RNA_def_property_boolean_sdna(prop, NULL, "editflag", ME_EDIT_MIRROR_Z);
+	RNA_def_property_ui_text(prop, "Z Mirror", "Z Axis mirror editing");
+	 */
+
 	rna_def_texmat_common(srna, "rna_Mesh_texspace_editable");
 
 	RNA_api_mesh(srna);