[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [56063] trunk/blender/source/blender: Fix: when using a search menu with an operator's enum prop, the operator was previously always executed with default options ( appart from the search-set enum, of course).

Bastien Montagne montagne29 at wanadoo.fr
Mon Apr 15 17:01:12 CEST 2013


Revision: 56063
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=56063
Author:   mont29
Date:     2013-04-15 15:01:12 +0000 (Mon, 15 Apr 2013)
Log Message:
-----------
Fix: when using a search menu with an operator's enum prop, the operator was previously always executed with default options (appart from the search-set enum, of course). Now we store the op's properties in search button, so that you can specify non-default options (as it was already possible with e.g. pop-up menu from an operator's enum prop).

To achieve this, some code (callbacks and search button creation) was moved from wm_operators.c to interface/interface.c, and a new UI function was added, uiDefSearchButO_ptr.

Note: This new code uses the fact that uiButHandleFunc callbacks get executed before operator when one of its arg is the button itself!

Many thanks to Campbell who helped me a lot with this patch!

Cleanup: also removed two unused pointers from uiBut struct.

Modified Paths:
--------------
    trunk/blender/source/blender/editors/include/UI_interface.h
    trunk/blender/source/blender/editors/interface/interface.c
    trunk/blender/source/blender/editors/interface/interface_handlers.c
    trunk/blender/source/blender/editors/interface/interface_intern.h
    trunk/blender/source/blender/windowmanager/intern/wm_operators.c

Modified: trunk/blender/source/blender/editors/include/UI_interface.h
===================================================================
--- trunk/blender/source/blender/editors/include/UI_interface.h	2013-04-15 14:55:42 UTC (rev 56062)
+++ trunk/blender/source/blender/editors/include/UI_interface.h	2013-04-15 15:01:12 UTC (rev 56063)
@@ -605,6 +605,9 @@
 uiBut *uiDefHotKeyevtButS(uiBlock *block, int retval, const char *str, int x, int y, short width, short height, short *keypoin, short *modkeypoin, const char *tip);
 
 uiBut *uiDefSearchBut(uiBlock *block, void *arg, int retval, int icon, int maxlen, int x, int y, short width, short height, float a1, float a2, const char *tip);
+uiBut *uiDefSearchButO_ptr(uiBlock *block, struct wmOperatorType *ot, IDProperty *properties,
+                           void *arg, int retval, int icon, int maxlen, int x, int y,
+                           short width, short height, float a1, float a2, const char *tip);
 
 uiBut *uiDefAutoButR(uiBlock *block, struct PointerRNA *ptr, struct PropertyRNA *prop, int index, const char *name, int icon, int x1, int y1, int x2, int y2);
 int uiDefAutoButsRNA(uiLayout *layout, struct PointerRNA *ptr, bool (*check_prop)(struct PointerRNA *, struct PropertyRNA *), const char label_align);

Modified: trunk/blender/source/blender/editors/interface/interface.c
===================================================================
--- trunk/blender/source/blender/editors/interface/interface.c	2013-04-15 14:55:42 UTC (rev 56062)
+++ trunk/blender/source/blender/editors/interface/interface.c	2013-04-15 15:01:12 UTC (rev 56063)
@@ -3832,6 +3832,82 @@
 	}
 }
 
+/* Callbacks for operator search button. */
+static void operator_enum_search_cb(const struct bContext *C, void *but, const char *str, uiSearchItems *items)
+{
+	wmOperatorType *ot = ((uiBut *)but)->optype;
+	PropertyRNA *prop = ot->prop;
+
+	if (prop == NULL) {
+		printf("%s: %s has no enum property set\n",
+		       __func__, ot->idname);
+	}
+	else if (RNA_property_type(prop) != PROP_ENUM) {
+		printf("%s: %s \"%s\" is not an enum property\n",
+		       __func__, ot->idname, RNA_property_identifier(prop));
+	}
+	else {
+		PointerRNA *ptr = uiButGetOperatorPtrRNA(but);  /* Will create it if needed! */
+		EnumPropertyItem *item, *item_array;
+		int do_free;
+
+		RNA_property_enum_items((bContext *)C, ptr, prop, &item_array, NULL, &do_free);
+
+		for (item = item_array; item->identifier; item++) {
+			/* note: need to give the index rather than the identifier because the enum can be freed */
+			if (BLI_strcasestr(item->name, str)) {
+				if (false == uiSearchItemAdd(items, item->name, SET_INT_IN_POINTER(item->value), 0))
+					break;
+			}
+		}
+
+		if (do_free)
+			MEM_freeN(item_array);
+	}
+}
+
+static void operator_enum_call_cb(struct bContext *UNUSED(C), void *but, void *arg2)
+{
+	wmOperatorType *ot = ((uiBut *)but)->optype;
+	PointerRNA *opptr = uiButGetOperatorPtrRNA(but);  /* Will create it if needed! */
+
+	if (ot) {
+		if (ot->prop) {
+			RNA_property_enum_set(opptr, ot->prop, GET_INT_FROM_POINTER(arg2));
+			/* We do not call op from here, will be called by button code.
+			 * ui_apply_but_funcs_after() (in interface_handlers.c) called this func before checking operators,
+			 * because one of its parameters is the button itself!
+			 */
+		}
+		else {
+			printf("%s: op->prop for '%s' is NULL\n", __func__, ot->idname);
+		}
+	}
+}
+
+/* Same parameters as for uiDefSearchBut, with an additional operator pointer, from where to get property to search,
+ * operator type, and operator porperties. */
+uiBut *uiDefSearchButO_ptr(uiBlock *block, wmOperatorType *ot, IDProperty *properties,
+                           void *arg, int retval, int icon, int maxlen, int x, int y,
+                           short width, short height, float a1, float a2, const char *tip)
+{
+	uiBut *but;
+
+	but = uiDefSearchBut(block, arg, retval, icon, maxlen, x, y, width, height, a1, a2, tip);
+	uiButSetSearchFunc(but, operator_enum_search_cb, but, operator_enum_call_cb, NULL);
+
+	but->optype = ot;
+	but->opcontext = WM_OP_EXEC_DEFAULT;
+
+	if (properties) {
+		PointerRNA *ptr = uiButGetOperatorPtrRNA(but);
+		/* Copy pointer. */
+		RNA_pointer_create(NULL, ot->srna, properties, ptr);
+	}
+
+	return but;
+}
+
 /* push a new event onto event queue to activate the given button 
  * (usually a text-field) upon entering a popup
  */

Modified: trunk/blender/source/blender/editors/interface/interface_handlers.c
===================================================================
--- trunk/blender/source/blender/editors/interface/interface_handlers.c	2013-04-15 14:55:42 UTC (rev 56062)
+++ trunk/blender/source/blender/editors/interface/interface_handlers.c	2013-04-15 15:01:12 UTC (rev 56063)
@@ -199,7 +199,6 @@
 	uiButHandleFunc func;
 	void *func_arg1;
 	void *func_arg2;
-	void *func_arg3;
 	
 	uiButHandleNFunc funcN;
 	void *func_argN;
@@ -386,7 +385,6 @@
 
 		after->func_arg1 = but->func_arg1;
 		after->func_arg2 = but->func_arg2;
-		after->func_arg3 = but->func_arg3;
 
 		after->funcN = but->funcN;
 		after->func_argN = MEM_dupallocN(but->func_argN);

Modified: trunk/blender/source/blender/editors/interface/interface_intern.h
===================================================================
--- trunk/blender/source/blender/editors/interface/interface_intern.h	2013-04-15 14:55:42 UTC (rev 56062)
+++ trunk/blender/source/blender/editors/interface/interface_intern.h	2013-04-15 15:01:12 UTC (rev 56063)
@@ -201,7 +201,6 @@
 	uiButHandleFunc func;
 	void *func_arg1;
 	void *func_arg2;
-	void *func_arg3;
 
 	uiButHandleNFunc funcN;
 	void *func_argN;
@@ -251,7 +250,6 @@
 
 	/* Operator data */
 	struct wmOperatorType *optype;
-	struct IDProperty *opproperties;
 	struct PointerRNA *opptr;
 	short opcontext;
 	unsigned char menu_key; /* 'a'-'z', always lower case */

Modified: trunk/blender/source/blender/windowmanager/intern/wm_operators.c
===================================================================
--- trunk/blender/source/blender/windowmanager/intern/wm_operators.c	2013-04-15 14:55:42 UTC (rev 56062)
+++ trunk/blender/source/blender/windowmanager/intern/wm_operators.c	2013-04-15 15:01:12 UTC (rev 56063)
@@ -939,58 +939,6 @@
 
 
 /* generic enum search invoke popup */
-static void operator_enum_search_cb(const struct bContext *C, void *arg_ot, const char *str, uiSearchItems *items)
-{
-	wmOperatorType *ot = (wmOperatorType *)arg_ot;
-	PropertyRNA *prop = ot->prop;
-
-	if (prop == NULL) {
-		printf("%s: %s has no enum property set\n",
-		       __func__, ot->idname);
-	}
-	else if (RNA_property_type(prop) != PROP_ENUM) {
-		printf("%s: %s \"%s\" is not an enum property\n",
-		       __func__, ot->idname, RNA_property_identifier(prop));
-	}
-	else {
-		PointerRNA ptr;
-
-		EnumPropertyItem *item, *item_array;
-		int do_free;
-
-		RNA_pointer_create(NULL, ot->srna, NULL, &ptr);
-		RNA_property_enum_items((bContext *)C, &ptr, prop, &item_array, NULL, &do_free);
-
-		for (item = item_array; item->identifier; item++) {
-			/* note: need to give the index rather than the identifier because the enum can be freed */
-			if (BLI_strcasestr(item->name, str))
-				if (false == uiSearchItemAdd(items, item->name, SET_INT_IN_POINTER(item->value), 0))
-					break;
-		}
-
-		if (do_free)
-			MEM_freeN(item_array);
-	}
-}
-
-static void operator_enum_call_cb(struct bContext *C, void *arg1, void *arg2)
-{
-	wmOperatorType *ot = arg1;
-
-	if (ot) {
-		if (ot->prop) {
-			PointerRNA props_ptr;
-			WM_operator_properties_create_ptr(&props_ptr, ot);
-			RNA_property_enum_set(&props_ptr, ot->prop, GET_INT_FROM_POINTER(arg2));
-			WM_operator_name_call(C, ot->idname, WM_OP_EXEC_DEFAULT, &props_ptr);
-			WM_operator_properties_free(&props_ptr);
-		}
-		else {
-			printf("%s: op->prop for '%s' is NULL\n", __func__, ot->idname);
-		}
-	}
-}
-
 static uiBlock *wm_enum_search_menu(bContext *C, ARegion *ar, void *arg_op)
 {
 	static char search[256] = "";
@@ -1006,8 +954,8 @@
 #if 0 /* ok, this isn't so easy... */
 	uiDefBut(block, LABEL, 0, RNA_struct_ui_name(op->type->srna), 10, 10, 180, UI_UNIT_Y, NULL, 0.0, 0.0, 0, 0, "");
 #endif
-	but = uiDefSearchBut(block, search, 0, ICON_VIEWZOOM, sizeof(search), 10, 10, 9 * UI_UNIT_X, UI_UNIT_Y, 0, 0, "");
-	uiButSetSearchFunc(but, operator_enum_search_cb, op->type, operator_enum_call_cb, NULL);
+	but = uiDefSearchButO_ptr(block, op->type, op->ptr->data, search, 0, ICON_VIEWZOOM, sizeof(search),
+	                          10, 10, 9 * UI_UNIT_X, UI_UNIT_Y, 0, 0, "");
 
 	/* fake button, it holds space for search items */
 	uiDefBut(block, LABEL, 0, "", 10, 10 - uiSearchBoxHeight(), uiSearchBoxWidth(), uiSearchBoxHeight(), NULL, 0, 0, 0, 0, NULL);




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