svn merge ^/trunk/blender -r43062:43085

13 files changed, 270 insertions, 134 deletions

diff --git a/source/blender/editors/armature/editarmature.c b/source/blender/editors/armature/editarmature.c
index c27631098cf..6369d4e3faf 100644
--- a/source/blender/editors/armature/editarmature.c
+++ b/source/blender/editors/armature/editarmature.c
@@ -5067,7 +5067,6 @@ static int pose_de_select_all_exec(bContext *C, wmOperator *op)
 {
 	int action = RNA_enum_get(op->ptr, "action");
 	
-	Object *ob = NULL;
 	Scene *scene= CTX_data_scene(C);
 	int multipaint = scene->toolsettings->multipaint;
 
@@ -5100,8 +5099,8 @@ static int pose_de_select_all_exec(bContext *C, wmOperator *op)
 
 	WM_event_add_notifier(C, NC_OBJECT|ND_BONE_SELECT, NULL);
 	
-	if(multipaint) {
-		ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	if (multipaint) {
+		Object *ob = ED_object_context(C);
 		DAG_id_tag_update(&ob->id, OB_RECALC_DATA);
 	}
 
diff --git a/source/blender/editors/armature/poselib.c b/source/blender/editors/armature/poselib.c
index 064defb1aef..5cdb9c76396 100644
--- a/source/blender/editors/armature/poselib.c
+++ b/source/blender/editors/armature/poselib.c
@@ -77,6 +77,7 @@
 #include "ED_keyframing.h"
 #include "ED_keyframes_edit.h"
 #include "ED_screen.h"
+#include "ED_object.h"
 
 #include "armature_intern.h"
 
@@ -171,7 +172,7 @@ static Object *get_poselib_object (bContext *C)
 	sa = CTX_wm_area(C);
 	
 	if (sa && (sa->spacetype == SPACE_BUTS)) 
-		return CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+		return ED_object_context(C);
 	else
 		return object_pose_armature_get(CTX_data_active_object(C));
 }
diff --git a/source/blender/editors/armature/poseobject.c b/source/blender/editors/armature/poseobject.c
index 8d35122650f..832ee55997b 100644
--- a/source/blender/editors/armature/poseobject.c
+++ b/source/blender/editors/armature/poseobject.c
@@ -73,6 +73,7 @@
 #include "ED_keyframing.h"
 #include "ED_mesh.h"
 #include "ED_screen.h"
+#include "ED_object.h"
 
 #include "UI_interface.h"
 #include "UI_resources.h"
@@ -207,7 +208,7 @@ static int pose_calculate_paths_exec (bContext *C, wmOperator *op)
 	
 	/* since this call may also be used from the buttons window, we need to check for where to get the object */
 	if (sa->spacetype == SPACE_BUTS) 
-		ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+		ob= ED_object_context(C);
 	else
 		ob= object_pose_armature_get(CTX_data_active_object(C));
 		
@@ -283,7 +284,7 @@ static int pose_clear_paths_exec (bContext *C, wmOperator *UNUSED(op))
 	
 	/* since this call may also be used from the buttons window, we need to check for where to get the object */
 	if (sa->spacetype == SPACE_BUTS) 
-		ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+		ob= ED_object_context(C);
 	else
 		ob= object_pose_armature_get(CTX_data_active_object(C));
 		
@@ -1221,7 +1222,7 @@ static int pose_group_add_exec (bContext *C, wmOperator *UNUSED(op))
 	
 	/* since this call may also be used from the buttons window, we need to check for where to get the object */
 	if (sa->spacetype == SPACE_BUTS) 
-		ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+		ob= ED_object_context(C);
 	else
 		ob= object_pose_armature_get(CTX_data_active_object(C));
 		
@@ -1261,7 +1262,7 @@ static int pose_group_remove_exec (bContext *C, wmOperator *UNUSED(op))
 	
 	/* since this call may also be used from the buttons window, we need to check for where to get the object */
 	if (sa->spacetype == SPACE_BUTS) 
-		ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+		ob= ED_object_context(C);
 	else
 		ob= object_pose_armature_get(CTX_data_active_object(C));
 	
@@ -1309,7 +1310,7 @@ static int pose_groups_menu_invoke (bContext *C, wmOperator *op, wmEvent *UNUSED
 	
 	/* since this call may also be used from the buttons window, we need to check for where to get the object */
 	if (sa->spacetype == SPACE_BUTS) 
-		ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+		ob= ED_object_context(C);
 	else
 		ob= object_pose_armature_get(CTX_data_active_object(C));
 	
@@ -1358,7 +1359,7 @@ static int pose_group_assign_exec (bContext *C, wmOperator *op)
 	
 	/* since this call may also be used from the buttons window, we need to check for where to get the object */
 	if (sa->spacetype == SPACE_BUTS) 
-		ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+		ob= ED_object_context(C);
 	else
 		ob= object_pose_armature_get(CTX_data_active_object(C));
 	
@@ -1421,7 +1422,7 @@ static int pose_group_unassign_exec (bContext *C, wmOperator *UNUSED(op))
 	
 	/* since this call may also be used from the buttons window, we need to check for where to get the object */
 	if (sa->spacetype == SPACE_BUTS) 
-		ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+		ob= ED_object_context(C);
 	else
 		ob= object_pose_armature_get(CTX_data_active_object(C));
 	
@@ -1466,7 +1467,7 @@ void POSE_OT_group_unassign (wmOperatorType *ot)
 
 static int group_move_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob = ED_object_context(C);
 	bPose *pose= (ob) ? ob->pose : NULL;
 	bPoseChannel *pchan;
 	bActionGroup *grp;
@@ -1564,7 +1565,7 @@ static int compare_agroup(const void *sgrp_a_ptr, const void *sgrp_b_ptr)
 
 static int group_sort_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob = ED_object_context(C);
 	bPose *pose= (ob) ? ob->pose : NULL;
 	bPoseChannel *pchan;
 	tSortActionGroup *agrp_array;
@@ -1656,7 +1657,7 @@ static int pose_group_select_exec (bContext *C, wmOperator *UNUSED(op))
 	
 	/* since this call may also be used from the buttons window, we need to check for where to get the object */
 	if (sa->spacetype == SPACE_BUTS) 
-		ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+		ob= ED_object_context(C);
 	else
 		ob= object_pose_armature_get(CTX_data_active_object(C));
 	
@@ -1694,7 +1695,7 @@ static int pose_group_deselect_exec (bContext *C, wmOperator *UNUSED(op))
 	
 	/* since this call may also be used from the buttons window, we need to check for where to get the object */
 	if (sa->spacetype == SPACE_BUTS) 
-		ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+		ob= ED_object_context(C);
 	else
 		ob= object_pose_armature_get(CTX_data_active_object(C));
 	
diff --git a/source/blender/editors/include/ED_object.h b/source/blender/editors/include/ED_object.h
index e7d753ff45c..a52012283a3 100644
--- a/source/blender/editors/include/ED_object.h
+++ b/source/blender/editors/include/ED_object.h
@@ -56,7 +56,8 @@ struct wmOperator;
 struct wmOperatorType;
 
 /* object_edit.c */
-struct Object *ED_object_active_context(struct bContext *C);
+struct Object *ED_object_context(struct bContext *C);               /* context.object */
+struct Object *ED_object_active_context(struct bContext *C); /* context.object or context.active_object */
 
 /* object_ops.c */
 void ED_operatortypes_object(void);
diff --git a/source/blender/editors/interface/interface_handlers.c b/source/blender/editors/interface/interface_handlers.c
index 900cbbd5cbf..525b15ac7e3 100644
--- a/source/blender/editors/interface/interface_handlers.c
+++ b/source/blender/editors/interface/interface_handlers.c
@@ -114,6 +114,17 @@ typedef enum uiButtonJumpType {
 	BUTTON_EDIT_JUMP_ALL
 } uiButtonJumpType;
 
+typedef enum uiButtonDelimType {
+	BUTTON_DELIM_NONE,
+	BUTTON_DELIM_ALPHA,
+	BUTTON_DELIM_PUNCT,
+	BUTTON_DELIM_BRACE,
+	BUTTON_DELIM_OPERATOR,
+	BUTTON_DELIM_QUOTE,
+	BUTTON_DELIM_WHITESPACE,
+	BUTTON_DELIM_OTHER
+} uiButtonDelimType;
+
 typedef struct uiHandleButtonData {
 	wmWindowManager *wm;
 	wmWindow *window;
@@ -1230,46 +1241,60 @@ static void ui_but_copy_paste(bContext *C, uiBut *but, uiHandleButtonData *data,
 /* ************* in-button text selection/editing ************* */
 
 /* return 1 if char ch is special character, otherwise return 0 */
-static short test_special_char(char ch)
+static uiButtonDelimType test_special_char(const char ch)
 {
+	if ((ch >= 'a' && ch <= 'z') || (ch >= 'A' && ch <= 'Z')) {
+		return BUTTON_DELIM_ALPHA;
+	}
+
 	switch(ch) {
-		case '\\':
-		case '/':
+		case ',':
+		case '.':
+			return BUTTON_DELIM_PUNCT;
+
+		case '{':
+		case '}':
+		case '[':
+		case ']':
+		case '(':
+		case ')':
+			return BUTTON_DELIM_BRACE;
+
+		case '+':
+		case '-':
+		case '=':
 		case '~':
+		case '%':
+		case '/':
+		case '<':
+		case '>':
+		case '^':
+		case '*':
+		case '&':
+			return BUTTON_DELIM_OPERATOR;
+
+		case '\'':
+		case '\"': // " - an extra closing one for Aligorith's text editor
+			return BUTTON_DELIM_QUOTE;
+
+		case ' ':
+			return BUTTON_DELIM_WHITESPACE;
+
+		case '\\':
 		case '!':
 		case '@':
 		case '#':
 		case '$':
-		case '%':
-		case '^':
-		case '&':
-		case '*':
-		case '(':
-		case ')':
-		case '+':
-		case '=':
-		case '{':
-		case '}':
-		case '[':
-		case ']':
 		case ':':
 		case ';':
-		case '\'':
-		case '\"': // " - an extra closing one for Aligorith's text editor
-		case '<':
-		case '>':
-		case ',':
-		case '.':
 		case '?':
 		case '_':
-		case '-':
-		case ' ':
-			return 1;
-			break;
+			return BUTTON_DELIM_OTHER;
+
 		default:
 			break;
 	}
-	return 0;
+	return BUTTON_DELIM_NONE;
 }
 
 static int ui_textedit_step_next_utf8(const char *str, size_t maxlen, short *pos)
@@ -1308,12 +1333,13 @@ static void ui_textedit_step_utf8(const char *str, size_t maxlen,
 
 	if(direction) { /* right*/
 		if(jump != BUTTON_EDIT_JUMP_NONE) {
+			const uiButtonDelimType is_special= (*pos) < maxlen ? test_special_char(str[(*pos)]) : BUTTON_DELIM_NONE;
 			/* jump between special characters (/,\,_,-, etc.),
 			 * look at function test_special_char() for complete
 			 * list of special character, ctr -> */
 			while((*pos) < maxlen) {
 				if (ui_textedit_step_next_utf8(str, maxlen, pos)) {
-					if((jump != BUTTON_EDIT_JUMP_ALL) && test_special_char(str[(*pos)])) break;
+					if((jump != BUTTON_EDIT_JUMP_ALL) && (is_special != test_special_char(str[(*pos)]))) break;
 				}
 				else {
 					break; /* unlikely but just incase */
@@ -1326,6 +1352,7 @@ static void ui_textedit_step_utf8(const char *str, size_t maxlen,
 	}
 	else { /* left */
 		if(jump != BUTTON_EDIT_JUMP_NONE) {
+			const uiButtonDelimType is_special= (*pos) > 1 ? test_special_char(str[(*pos) - 1]) : BUTTON_DELIM_NONE;
 			/* left only: compensate for index/change in direction */
 			ui_textedit_step_prev_utf8(str, maxlen, pos);
 
@@ -1334,7 +1361,7 @@ static void ui_textedit_step_utf8(const char *str, size_t maxlen,
 			 * list of special character, ctr -> */
 			while ((*pos) > 0) {
 				if (ui_textedit_step_prev_utf8(str, maxlen, pos)) {
-					if((jump != BUTTON_EDIT_JUMP_ALL) && test_special_char(str[(*pos)])) break;
+					if((jump != BUTTON_EDIT_JUMP_ALL) && (is_special != test_special_char(str[(*pos)]))) break;
 				}
 				else {
 					break;
diff --git a/source/blender/editors/mesh/mesh_data.c b/source/blender/editors/mesh/mesh_data.c
index 996ffd1fdb2..48aa69eff46 100644
--- a/source/blender/editors/mesh/mesh_data.c
+++ b/source/blender/editors/mesh/mesh_data.c
@@ -483,14 +483,14 @@ int ED_mesh_color_remove_named(bContext *C, Object *ob, Mesh *me, const char *na
 
 static int layers_poll(bContext *C)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	ID *data= (ob)? ob->data: NULL;
 	return (ob && !ob->id.lib && ob->type==OB_MESH && data && !data->lib);
 }
 
 static int uv_texture_add_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Mesh *me= ob->data;
 
 	if(!ED_mesh_uv_texture_add(C, me, NULL, TRUE))
@@ -599,7 +599,7 @@ void MESH_OT_drop_named_image(wmOperatorType *ot)
 
 static int uv_texture_remove_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Mesh *me= ob->data;
 
 	if(!ED_mesh_uv_texture_remove(C, ob, me))
@@ -628,7 +628,7 @@ void MESH_OT_uv_texture_remove(wmOperatorType *ot)
 static int vertex_color_add_exec(bContext *C, wmOperator *UNUSED(op))
 {
 	Scene *scene= CTX_data_scene(C);
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Mesh *me= ob->data;
 
 	if(!ED_mesh_color_add(C, scene, ob, me, NULL, TRUE))
@@ -654,7 +654,7 @@ void MESH_OT_vertex_color_add(wmOperatorType *ot)
 
 static int vertex_color_remove_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Mesh *me= ob->data;
 
 	if(!ED_mesh_color_remove(C, ob, me))
@@ -684,7 +684,7 @@ static int sticky_add_exec(bContext *C, wmOperator *UNUSED(op))
 {
 	Scene *scene= CTX_data_scene(C);
 	View3D *v3d= CTX_wm_view3d(C);
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Mesh *me= ob->data;
 
 	/*if(me->msticky)
@@ -715,7 +715,7 @@ void MESH_OT_sticky_add(wmOperatorType *ot)
 
 static int sticky_remove_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Mesh *me= ob->data;
 
 	if(!me->msticky)
diff --git a/source/blender/editors/object/object_edit.c b/source/blender/editors/object/object_edit.c
index e4b27f58e05..b3e5232cfdc 100644
--- a/source/blender/editors/object/object_edit.c
+++ b/source/blender/editors/object/object_edit.c
@@ -112,6 +112,10 @@ static int pupmenu(const char *UNUSED(msg)) {return 0;}
 static bContext *evil_C;
 static void error_libdata(void) {}
 
+Object *ED_object_context(bContext *C)
+{
+	return CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+}
 
 /* find the correct active object per context
  * note: context can be NULL when called from a enum with PROP_ENUM_NO_CONTEXT */
@@ -119,7 +123,7 @@ Object *ED_object_active_context(bContext *C)
 {
 	Object *ob= NULL;
 	if(C) {
-		ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+		ob= ED_object_context(C);
 		if (!ob) ob= CTX_data_active_object(C);
 	}
 	return ob;
diff --git a/source/blender/editors/object/object_group.c b/source/blender/editors/object/object_group.c
index bf0439b7044..74cf174d7b4 100644
--- a/source/blender/editors/object/object_group.c
+++ b/source/blender/editors/object/object_group.c
@@ -46,6 +46,7 @@
 #include "BKE_report.h"
 
 #include "ED_screen.h"
+#include "ED_object.h"
 
 #include "WM_api.h"
 #include "WM_types.h"
@@ -230,7 +231,7 @@ void GROUP_OT_create(wmOperatorType *ot)
 static int group_add_exec(bContext *C, wmOperator *UNUSED(op))
 {
 	Scene *scene= CTX_data_scene(C);
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Group *group;
 
 	if(ob == NULL)
@@ -261,7 +262,7 @@ void OBJECT_OT_group_add(wmOperatorType *ot)
 static int group_link_exec(bContext *C, wmOperator *op)
 {
 	Scene *scene= CTX_data_scene(C);
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Group *group= BLI_findlink(&CTX_data_main(C)->group, RNA_enum_get(op->ptr, "group"));
 
 	if(ELEM(NULL, ob, group))
@@ -299,7 +300,7 @@ void OBJECT_OT_group_link(wmOperatorType *ot)
 static int group_remove_exec(bContext *C, wmOperator *UNUSED(op))
 {
 	Scene *scene= CTX_data_scene(C);
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Group *group= CTX_data_pointer_get_type(C, "group", &RNA_Group).data;
 
 	if(!ob || !group)
diff --git a/source/blender/editors/object/object_shapekey.c b/source/blender/editors/object/object_shapekey.c
index 28f9c88f950..956ec868104 100644
--- a/source/blender/editors/object/object_shapekey.c
+++ b/source/blender/editors/object/object_shapekey.c
@@ -61,6 +61,7 @@
 
 #include "BLO_sys_types.h" // for intptr_t support
 
+#include "ED_object.h"
 #include "ED_mesh.h"
 
 #include "RNA_access.h"
@@ -269,14 +270,14 @@ static int object_shape_key_mirror(bContext *C, Object *ob)
 
 static int shape_key_mode_poll(bContext *C)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	ID *data= (ob)? ob->data: NULL;
 	return (ob && !ob->id.lib && data && !data->lib && ob->mode != OB_MODE_EDIT);
 }
 
 static int shape_key_poll(bContext *C)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	ID *data= (ob)? ob->data: NULL;
 	return (ob && !ob->id.lib && data && !data->lib);
 }
@@ -284,7 +285,7 @@ static int shape_key_poll(bContext *C)
 static int shape_key_add_exec(bContext *C, wmOperator *op)
 {
 	Scene *scene= CTX_data_scene(C);
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	int from_mix = RNA_boolean_get(op->ptr, "from_mix");
 
 	ED_object_shape_key_add(C, scene, ob, from_mix);
@@ -312,7 +313,7 @@ void OBJECT_OT_shape_key_add(wmOperatorType *ot)
 
 static int shape_key_remove_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	if(!ED_object_shape_key_remove(C, ob))
 		return OPERATOR_CANCELLED;
@@ -337,7 +338,7 @@ void OBJECT_OT_shape_key_remove(wmOperatorType *ot)
 
 static int shape_key_clear_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Key *key= ob_get_key(ob);
 	KeyBlock *kb= ob_get_keyblock(ob);
 
@@ -370,7 +371,7 @@ void OBJECT_OT_shape_key_clear(wmOperatorType *ot)
 
 static int shape_key_mirror_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	if(!object_shape_key_mirror(C, ob))
 		return OPERATOR_CANCELLED;
@@ -395,7 +396,7 @@ void OBJECT_OT_shape_key_mirror(wmOperatorType *ot)
 
 static int shape_key_move_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	int type= RNA_enum_get(op->ptr, "type");
 	Key *key= ob_get_key(ob);
diff --git a/source/blender/editors/object/object_vgroup.c b/source/blender/editors/object/object_vgroup.c
index 4eed6195dfe..7a5fe38865b 100644
--- a/source/blender/editors/object/object_vgroup.c
+++ b/source/blender/editors/object/object_vgroup.c
@@ -69,6 +69,7 @@
 #include "WM_api.h"
 #include "WM_types.h"
 
+#include "ED_object.h"
 #include "ED_mesh.h"
 
 #include "UI_resources.h"
@@ -586,21 +587,44 @@ static void vgroup_select_verts(Object *ob, int select)
 
 	if(ob->type == OB_MESH) {
 		Mesh *me= ob->data;
-		BMEditMesh *em = me->edit_btmesh;
-		BMIter iter;
-		BMVert *eve;
 
-		BM_ITER(eve, &iter, em->bm, BM_VERTS_OF_MESH, NULL) {
-			if (!BM_TestHFlag(eve, BM_HIDDEN)) {
-				dv= CustomData_bmesh_get(&em->bm->vdata, eve->head.data, CD_MDEFORMVERT);
-				if (defvert_find_index(dv, def_nr)) {
-					BM_Select(em->bm, eve, select);
+		if (me->edit_btmesh) {
+			BMEditMesh *em = me->edit_btmesh;
+			BMIter iter;
+			BMVert *eve;
+
+			BM_ITER(eve, &iter, em->bm, BM_VERTS_OF_MESH, NULL) {
+				if (!BM_TestHFlag(eve, BM_HIDDEN)) {
+					dv= CustomData_bmesh_get(&em->bm->vdata, eve->head.data, CD_MDEFORMVERT);
+					if (defvert_find_index(dv, def_nr)) {
+						BM_Select(em->bm, eve, select);
+					}
+				}
+			}
+
+			/* this has to be called, because this function operates on vertices only */
+			if(select) EDBM_selectmode_flush(em);	// vertices to edges/faces
+			else EDBM_deselect_flush(em);
+		}
+		else {
+			if (me->dvert) {
+				MVert *mv;
+				MDeformVert *dv;
+				int i;
+
+				mv = me->mvert;
+				dv = me->dvert;
+
+				for (i=0; i<me->totvert; i++, mv++, dv++) {
+					if (defvert_find_index(dv, def_nr)) {
+						if (select)  mv->flag |=  SELECT;
+						else         mv->flag &= ~SELECT;
+					}
 				}
+
+				paintvert_flush_flags(ob);
 			}
 		}
-		/* this has to be called, because this function operates on vertices only */
-		if(select) EDBM_selectmode_flush(em);	// vertices to edges/faces
-		else EDBM_deselect_flush(em);
 	}
 	else if(ob->type == OB_LATTICE) {
 		Lattice *lt= vgroup_edit_lattice(ob);
@@ -1746,21 +1770,45 @@ static void vgroup_delete_object_mode(Object *ob, bDeformGroup *dg)
 /* removes from active defgroup, if allverts==0 only selected vertices */
 static void vgroup_active_remove_verts(Object *ob, const int allverts, bDeformGroup *dg)
 {
-	BMVert *eve;
 	MDeformVert *dv;
 	const int def_nr= BLI_findindex(&ob->defbase, dg);
 
 	if(ob->type == OB_MESH) {
 		Mesh *me= ob->data;
-		BMEditMesh *em = me->edit_btmesh;
-		BMIter iter;
 
-		BM_ITER(eve, &iter, em->bm, BM_VERTS_OF_MESH, NULL) {
-			dv= CustomData_bmesh_get(&em->bm->vdata, eve->head.data, CD_MDEFORMVERT);
+		if (me->edit_btmesh) {
+			BMEditMesh *em = me->edit_btmesh;
+			BMVert *eve;
+			BMIter iter;
+
+			BM_ITER(eve, &iter, em->bm, BM_VERTS_OF_MESH, NULL) {
+				dv= CustomData_bmesh_get(&em->bm->vdata, eve->head.data, CD_MDEFORMVERT);
 
-			if(dv && dv->dw && (allverts || BM_TestHFlag(eve, BM_SELECT))) {
-				MDeformWeight *dw = defvert_find_index(dv, def_nr);
-				defvert_remove_group(dv, dw); /* dw can be NULL */
+				if(dv && dv->dw && (allverts || BM_TestHFlag(eve, BM_SELECT))) {
+					MDeformWeight *dw = defvert_find_index(dv, def_nr);
+					defvert_remove_group(dv, dw); /* dw can be NULL */
+				}
+			}
+		}
+		else {
+			MVert *mv;
+			MDeformVert *dv;
+			int i;
+
+			if (!me->dvert) {
+				ED_vgroup_data_create(&me->id);
+			}
+
+			mv = me->mvert;
+			dv = me->dvert;
+
+			for (i=0; i<me->totvert; i++, mv++, dv++) {
+				if (mv->flag & SELECT) {
+					if (dv->dw && (allverts || (mv->flag & SELECT))) {
+						MDeformWeight *dw = defvert_find_index(dv, def_nr);
+						defvert_remove_group(dv, dw); /* dw can be NULL */
+					}
+				}
 			}
 		}
 	}
@@ -1867,6 +1915,18 @@ static int vgroup_object_in_edit_mode(Object *ob)
 	return 0;
 }
 
+static int vgroup_object_in_wpaint_vert_select(Object *ob)
+{
+	if (ob->type == OB_MESH) {
+		Mesh *me = ob->data;
+		return ( (ob->mode & OB_MODE_WEIGHT_PAINT) &&
+		         (me->edit_btmesh == NULL) &&
+		         (ME_EDIT_PAINT_SEL_MODE(me) == SCE_SELECT_VERTEX) );
+	}
+
+	return 0;
+}
+
 static void vgroup_delete(Object *ob)
 {
 	bDeformGroup *dg = BLI_findlink(&ob->defbase, ob->actdef-1);
@@ -1913,21 +1973,46 @@ static void vgroup_assign_verts(Object *ob, const float weight)
 
 	if(ob->type == OB_MESH) {
 		Mesh *me= ob->data;
-		BMEditMesh *em = me->edit_btmesh;
-		BMIter iter;
-		BMVert *eve;
 
-		if(!CustomData_has_layer(&em->bm->vdata, CD_MDEFORMVERT))
-			BM_add_data_layer(em->bm, &em->bm->vdata, CD_MDEFORMVERT);
+		if (me->edit_btmesh) {
+			BMEditMesh *em = me->edit_btmesh;
+			BMIter iter;
+			BMVert *eve;
+
+			if(!CustomData_has_layer(&em->bm->vdata, CD_MDEFORMVERT))
+				BM_add_data_layer(em->bm, &em->bm->vdata, CD_MDEFORMVERT);
 
-		/* Go through the list of editverts and assign them */
-		BM_ITER(eve, &iter, em->bm, BM_VERTS_OF_MESH, NULL) {
-			if (BM_TestHFlag(eve, BM_SELECT)) {
-				MDeformWeight *dw;
-				dv= CustomData_bmesh_get(&em->bm->vdata, eve->head.data, CD_MDEFORMVERT); /* can be NULL */
-				dw= defvert_verify_index(dv, def_nr);
-				if (dw) {
-					dw->weight= weight;
+			/* Go through the list of editverts and assign them */
+			BM_ITER(eve, &iter, em->bm, BM_VERTS_OF_MESH, NULL) {
+				if (BM_TestHFlag(eve, BM_SELECT)) {
+					MDeformWeight *dw;
+					dv= CustomData_bmesh_get(&em->bm->vdata, eve->head.data, CD_MDEFORMVERT); /* can be NULL */
+					dw= defvert_verify_index(dv, def_nr);
+					if (dw) {
+						dw->weight= weight;
+					}
+				}
+			}
+		}
+		else {
+			MVert *mv;
+			MDeformVert *dv;
+			int i;
+
+			if (!me->dvert) {
+				ED_vgroup_data_create(&me->id);
+			}
+
+			mv = me->mvert;
+			dv = me->dvert;
+
+			for (i=0; i<me->totvert; i++, mv++, dv++) {
+				if (mv->flag & SELECT) {
+					MDeformWeight *dw;
+					dw= defvert_verify_index(dv, def_nr);
+					if (dw) {
+						dw->weight= weight;
+					}
 				}
 			}
 		}
@@ -1974,14 +2059,14 @@ static void vgroup_remove_verts(Object *ob, int allverts)
 
 static int vertex_group_poll(bContext *C)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	ID *data= (ob)? ob->data: NULL;
 	return (ob && !ob->id.lib && OB_TYPE_SUPPORT_VGROUP(ob->type) && data && !data->lib);
 }
 
 static int vertex_group_poll_edit(bContext *C)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	ID *data= (ob)? ob->data: NULL;
 
 	if(!(ob && !ob->id.lib && data && !data->lib))
@@ -1990,9 +2075,22 @@ static int vertex_group_poll_edit(bContext *C)
 	return vgroup_object_in_edit_mode(ob);
 }
 
+/* editmode _or_ weight paint vertex sel */
+static int vertex_group_poll_edit_or_wpaint_vert_select(bContext *C)
+{
+	Object *ob= ED_object_context(C);
+	ID *data= (ob)? ob->data: NULL;
+
+	if(!(ob && !ob->id.lib && data && !data->lib))
+		return 0;
+
+	return ( vgroup_object_in_edit_mode(ob) ||
+	         vgroup_object_in_wpaint_vert_select(ob) );
+}
+
 static int vertex_group_add_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	ED_vgroup_add(ob);
 	DAG_id_tag_update(&ob->id, OB_RECALC_DATA);
@@ -2018,7 +2116,7 @@ void OBJECT_OT_vertex_group_add(wmOperatorType *ot)
 
 static int vertex_group_remove_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	if(RNA_boolean_get(op->ptr, "all"))
 		vgroup_delete_all(ob);
@@ -2055,7 +2153,7 @@ void OBJECT_OT_vertex_group_remove(wmOperatorType *ot)
 static int vertex_group_assign_exec(bContext *C, wmOperator *op)
 {
 	ToolSettings *ts= CTX_data_tool_settings(C);
-	Object *ob= CTX_data_edit_object(C);
+	Object *ob= ED_object_context(C);
 
 	if(RNA_boolean_get(op->ptr, "new"))
 		ED_vgroup_add(ob);
@@ -2074,7 +2172,7 @@ void OBJECT_OT_vertex_group_assign(wmOperatorType *ot)
 	ot->idname= "OBJECT_OT_vertex_group_assign";
 	
 	/* api callbacks */
-	ot->poll= vertex_group_poll_edit;
+	ot->poll= vertex_group_poll_edit_or_wpaint_vert_select;
 	ot->exec= vertex_group_assign_exec;
 
 	/* flags */
@@ -2089,7 +2187,7 @@ void OBJECT_OT_vertex_group_assign(wmOperatorType *ot)
 
 static int vertex_group_remove_from_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_edit_object(C);
+	Object *ob= ED_object_context(C);
 
 	if(RNA_boolean_get(op->ptr, "all"))
 		vgroup_remove_verts(ob, 0);
@@ -2116,7 +2214,7 @@ void OBJECT_OT_vertex_group_remove_from(wmOperatorType *ot)
 	ot->idname= "OBJECT_OT_vertex_group_remove_from";
 
 	/* api callbacks */
-	ot->poll= vertex_group_poll_edit;
+	ot->poll= vertex_group_poll_edit_or_wpaint_vert_select;
 	ot->exec= vertex_group_remove_from_exec;
 
 	/* flags */
@@ -2131,7 +2229,7 @@ void OBJECT_OT_vertex_group_remove_from(wmOperatorType *ot)
 
 static int vertex_group_select_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_edit_object(C);
+	Object *ob= ED_object_context(C);
 
 	if(!ob || ob->id.lib)
 		return OPERATOR_CANCELLED;
@@ -2149,7 +2247,7 @@ void OBJECT_OT_vertex_group_select(wmOperatorType *ot)
 	ot->idname= "OBJECT_OT_vertex_group_select";
 
 	/* api callbacks */
-	ot->poll= vertex_group_poll_edit;
+	ot->poll= vertex_group_poll_edit_or_wpaint_vert_select;
 	ot->exec= vertex_group_select_exec;
 
 	/* flags */
@@ -2158,7 +2256,7 @@ void OBJECT_OT_vertex_group_select(wmOperatorType *ot)
 
 static int vertex_group_deselect_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_edit_object(C);
+	Object *ob= ED_object_context(C);
 
 	vgroup_select_verts(ob, 0);
 	WM_event_add_notifier(C, NC_GEOM|ND_SELECT, ob->data);
@@ -2173,7 +2271,7 @@ void OBJECT_OT_vertex_group_deselect(wmOperatorType *ot)
 	ot->idname= "OBJECT_OT_vertex_group_deselect";
 
 	/* api callbacks */
-	ot->poll= vertex_group_poll_edit;
+	ot->poll= vertex_group_poll_edit_or_wpaint_vert_select;
 	ot->exec= vertex_group_deselect_exec;
 
 	/* flags */
@@ -2182,7 +2280,7 @@ void OBJECT_OT_vertex_group_deselect(wmOperatorType *ot)
 
 static int vertex_group_copy_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	vgroup_duplicate(ob);
 	DAG_id_tag_update(&ob->id, OB_RECALC_DATA);
@@ -2208,7 +2306,7 @@ void OBJECT_OT_vertex_group_copy(wmOperatorType *ot)
 
 static int vertex_group_levels_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	
 	float offset= RNA_float_get(op->ptr,"offset");
 	float gain= RNA_float_get(op->ptr,"gain");
@@ -2241,7 +2339,7 @@ void OBJECT_OT_vertex_group_levels(wmOperatorType *ot)
 
 static int vertex_group_normalize_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	vgroup_normalize(ob);
 
@@ -2268,7 +2366,7 @@ void OBJECT_OT_vertex_group_normalize(wmOperatorType *ot)
 
 static int vertex_group_normalize_all_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	int lock_active= RNA_boolean_get(op->ptr,"lock_active");
 
 	vgroup_normalize_all(ob, lock_active);
@@ -2378,7 +2476,7 @@ void OBJECT_OT_vertex_group_lock(wmOperatorType *ot)
 
 static int vertex_group_invert_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	int auto_assign= RNA_boolean_get(op->ptr,"auto_assign");
 	int auto_remove= RNA_boolean_get(op->ptr,"auto_remove");
 
@@ -2412,7 +2510,7 @@ void OBJECT_OT_vertex_group_invert(wmOperatorType *ot)
 
 static int vertex_group_blend_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	vgroup_blend(ob);
 
@@ -2441,7 +2539,7 @@ void OBJECT_OT_vertex_group_blend(wmOperatorType *ot)
 
 static int vertex_group_clean_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	float limit= RNA_float_get(op->ptr,"limit");
 	int all_groups= RNA_boolean_get(op->ptr,"all_groups");
@@ -2480,7 +2578,7 @@ void OBJECT_OT_vertex_group_clean(wmOperatorType *ot)
 
 static int vertex_group_mirror_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	ED_vgroup_mirror(ob,
 	                 RNA_boolean_get(op->ptr,"mirror_weights"),
@@ -2519,7 +2617,7 @@ void OBJECT_OT_vertex_group_mirror(wmOperatorType *ot)
 static int vertex_group_copy_to_linked_exec(bContext *C, wmOperator *UNUSED(op))
 {
 	Scene *scene= CTX_data_scene(C);
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Base *base;
 	int retval= OPERATOR_CANCELLED;
 
@@ -2559,7 +2657,7 @@ void OBJECT_OT_vertex_group_copy_to_linked(wmOperatorType *ot)
 
 static int vertex_group_copy_to_selected_exec(bContext *C, wmOperator *op)
 {
-	Object *obact= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *obact= ED_object_context(C);
 	int change= 0;
 	int fail= 0;
 
@@ -2602,7 +2700,7 @@ static EnumPropertyItem vgroup_items[]= {
 
 static int set_active_group_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	int nr= RNA_enum_get(op->ptr, "group");
 
 	BLI_assert(nr+1 >= 0);
@@ -2616,7 +2714,7 @@ static int set_active_group_exec(bContext *C, wmOperator *op)
 
 static EnumPropertyItem *vgroup_itemf(bContext *C, PointerRNA *UNUSED(ptr), PropertyRNA *UNUSED(prop), int *free)
 {	
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	EnumPropertyItem tmp = {0, "", 0, "", ""};
 	EnumPropertyItem *item= NULL;
 	bDeformGroup *def;
@@ -2758,7 +2856,7 @@ static int vgroup_sort(void *def_a_ptr, void *def_b_ptr)
 
 static int vertex_group_sort_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	char *name_array;
 	int ret;
 
@@ -2797,7 +2895,7 @@ void OBJECT_OT_vertex_group_sort(wmOperatorType *ot)
 
 static int vgroup_move_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	bDeformGroup *def;
 	char *name_array;
 	int dir= RNA_enum_get(op->ptr, "direction"), ret;
diff --git a/source/blender/editors/physics/dynamicpaint_ops.c b/source/blender/editors/physics/dynamicpaint_ops.c
index 6e25307b786..cdcaae91070 100644
--- a/source/blender/editors/physics/dynamicpaint_ops.c
+++ b/source/blender/editors/physics/dynamicpaint_ops.c
@@ -42,6 +42,7 @@
 
 #include "ED_mesh.h"
 #include "ED_screen.h"
+#include "ED_object.h"
 
 #include "RNA_access.h"
 #include "RNA_define.h"
@@ -58,7 +59,7 @@
 static int surface_slot_add_exec(bContext *C, wmOperator *UNUSED(op))
 {
 	DynamicPaintModifierData *pmd = NULL;
-	Object *cObject = CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *cObject = ED_object_context(C);
 	DynamicPaintCanvasSettings *canvas;
 	DynamicPaintSurface *surface;
 
@@ -100,7 +101,7 @@ void DPAINT_OT_surface_slot_add(wmOperatorType *ot)
 static int surface_slot_remove_exec(bContext *C, wmOperator *UNUSED(op))
 {
 	DynamicPaintModifierData *pmd = NULL;
-	Object *cObject = CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *cObject = ED_object_context(C);
 	DynamicPaintCanvasSettings *canvas;
 	DynamicPaintSurface *surface;
 	int id=0;
@@ -148,7 +149,7 @@ void DPAINT_OT_surface_slot_remove(wmOperatorType *ot)
 static int type_toggle_exec(bContext *C, wmOperator *op)
 {
 
-	Object *cObject = CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *cObject = ED_object_context(C);
 	Scene *scene = CTX_data_scene(C);
 	DynamicPaintModifierData *pmd = (DynamicPaintModifierData *)modifiers_findByType(cObject, eModifierType_DynamicPaint);
 	int type= RNA_enum_get(op->ptr, "type");
@@ -199,7 +200,7 @@ void DPAINT_OT_type_toggle(wmOperatorType *ot)
 
 static int output_toggle_exec(bContext *C, wmOperator *op)
 {
-	Object *ob = CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob = ED_object_context(C);
 	Scene *scene = CTX_data_scene(C);
 	DynamicPaintSurface *surface;
 	DynamicPaintModifierData *pmd = (DynamicPaintModifierData *)modifiers_findByType(ob, eModifierType_DynamicPaint);
@@ -344,7 +345,7 @@ static int dynamicPaint_initBake(struct bContext *C, struct wmOperator *op)
 {
 	DynamicPaintModifierData *pmd = NULL;
 	DynamicPaintCanvasSettings *canvas;
-	Object *ob = CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob = ED_object_context(C);
 	int status = 0;
 	double timer = PIL_check_seconds_timer();
 	char result_str[80];
diff --git a/source/blender/editors/physics/particle_object.c b/source/blender/editors/physics/particle_object.c
index dd46910fbc1..bc3cfa2ca92 100644
--- a/source/blender/editors/physics/particle_object.c
+++ b/source/blender/editors/physics/particle_object.c
@@ -59,6 +59,7 @@
 
 #include "ED_particle.h"
 #include "ED_screen.h"
+#include "ED_object.h"
 
 #include "physics_intern.h"
 
@@ -66,7 +67,7 @@
 
 static int particle_system_add_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Scene *scene = CTX_data_scene(C);
 
 	if(!scene || !ob)
@@ -97,7 +98,7 @@ void OBJECT_OT_particle_system_add(wmOperatorType *ot)
 
 static int particle_system_remove_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Scene *scene = CTX_data_scene(C);
 	int mode_orig = ob->mode;
 	if(!scene || !ob)
@@ -581,7 +582,7 @@ static void disconnect_hair(Scene *scene, Object *ob, ParticleSystem *psys)
 static int disconnect_hair_exec(bContext *C, wmOperator *op)
 {
 	Scene *scene= CTX_data_scene(C);
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	PointerRNA ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
 	ParticleSystem *psys= NULL;
 	int all = RNA_boolean_get(op->ptr, "all");
@@ -719,7 +720,7 @@ static void connect_hair(Scene *scene, Object *ob, ParticleSystem *psys)
 static int connect_hair_exec(bContext *C, wmOperator *op)
 {
 	Scene *scene= CTX_data_scene(C);
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	PointerRNA ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
 	ParticleSystem *psys= NULL;
 	int all = RNA_boolean_get(op->ptr, "all");
diff --git a/source/blender/editors/render/render_shading.c b/source/blender/editors/render/render_shading.c
index ba73bbdf31e..a9025b8cdfc 100644
--- a/source/blender/editors/render/render_shading.c
+++ b/source/blender/editors/render/render_shading.c
@@ -74,6 +74,7 @@
 #include "WM_api.h"
 #include "WM_types.h"
 
+#include "ED_object.h"
 #include "ED_curve.h"
 #include "ED_mesh.h"
 #include "ED_node.h"
@@ -92,7 +93,7 @@
 
 static int material_slot_add_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	if(!ob)
 		return OPERATOR_CANCELLED;
@@ -121,7 +122,7 @@ void OBJECT_OT_material_slot_add(wmOperatorType *ot)
 
 static int material_slot_remove_exec(bContext *C, wmOperator *op)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	if(!ob)
 		return OPERATOR_CANCELLED;
@@ -157,7 +158,7 @@ void OBJECT_OT_material_slot_remove(wmOperatorType *ot)
 
 static int material_slot_assign_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	if(!ob)
 		return OPERATOR_CANCELLED;
@@ -219,7 +220,7 @@ void OBJECT_OT_material_slot_assign(wmOperatorType *ot)
 
 static int material_slot_de_select(bContext *C, int select)
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 
 	if(!ob)
 		return OPERATOR_CANCELLED;
@@ -322,7 +323,7 @@ void OBJECT_OT_material_slot_deselect(wmOperatorType *ot)
 
 static int material_slot_copy_exec(bContext *C, wmOperator *UNUSED(op))
 {
-	Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
+	Object *ob= ED_object_context(C);
 	Material ***matar;
 
 	if(!ob || !(matar= give_matarar(ob)))