[Bf-blender-cvs] [84dbf949d72] master: UI: don't show empty button context menu

Campbell Barton noreply at git.blender.org
Thu Jun 21 16:37:27 CEST 2018


Commit: 84dbf949d7263d22b8b87f1532a00db80ac12fab
Author: Campbell Barton
Date:   Thu Jun 21 16:33:27 2018 +0200
Branches: master
https://developer.blender.org/rB84dbf949d7263d22b8b87f1532a00db80ac12fab

UI: don't show empty button context menu

===================================================================

M	source/blender/editors/interface/interface_handlers.c

===================================================================

diff --git a/source/blender/editors/interface/interface_handlers.c b/source/blender/editors/interface/interface_handlers.c
index 49617786236..fa76113fa6f 100644
--- a/source/blender/editors/interface/interface_handlers.c
+++ b/source/blender/editors/interface/interface_handlers.c
@@ -6837,13 +6837,33 @@ static void ui_but_menu_add_path_operators(uiLayout *layout, PointerRNA *ptr, Pr
 	RNA_string_set(&props_ptr, "filepath", dir);
 }
 
+static void ui_but_menu_lazy_init(
+        bContext *C, uiBut *but,
+        uiPopupMenu **pup_p, uiLayout **layout_p)
+{
+	if (*pup_p != NULL) {
+		return;
+	}
+
+	uiStringInfo label = {BUT_GET_LABEL, NULL};
+
+	/* highly unlikely getting the label ever fails */
+	UI_but_string_info_get(C, but, &label, NULL);
+
+	*pup_p = UI_popup_menu_begin(C, label.strinfo ? label.strinfo : "", ICON_NONE);
+	*layout_p = UI_popup_menu_layout(*pup_p);
+	if (label.strinfo) {
+		MEM_freeN(label.strinfo);
+	}
+	uiLayoutSetOperatorContext(*layout_p, WM_OP_INVOKE_DEFAULT);
+}
+
 static bool ui_but_menu(bContext *C, uiBut *but)
 {
-	uiPopupMenu *pup;
-	uiLayout *layout;
+	uiPopupMenu *pup = NULL;
+	uiLayout *layout = NULL;
 	MenuType *mt = WM_menutype_find("WM_MT_button_context", true);
 	bool is_array, is_array_component;
-	uiStringInfo label = {BUT_GET_LABEL, NULL};
 
 /*	if ((but->rnapoin.data && but->rnaprop) == 0 && but->optype == NULL)*/
 /*		return 0;*/
@@ -6853,17 +6873,9 @@ static bool ui_but_menu(bContext *C, uiBut *but)
 		return false;
 	}
 
-	/* highly unlikely getting the label ever fails */
-	UI_but_string_info_get(C, but, &label, NULL);
-
-	pup = UI_popup_menu_begin(C, label.strinfo ? label.strinfo : "", ICON_NONE);
-	layout = UI_popup_menu_layout(pup);
-	if (label.strinfo)
-		MEM_freeN(label.strinfo);
-
-	uiLayoutSetOperatorContext(layout, WM_OP_INVOKE_DEFAULT);
-
 	if (but->rnapoin.data && but->rnaprop) {
+		ui_but_menu_lazy_init(C, but, &pup, &layout);
+
 		PointerRNA *ptr = &but->rnapoin;
 		PropertyRNA *prop = but->rnaprop;
 		const PropertyType type = RNA_property_type(prop);
@@ -6873,8 +6885,7 @@ static bool ui_but_menu(bContext *C, uiBut *but)
 		/*bool is_idprop = RNA_property_is_idprop(prop);*/ /* XXX does not work as expected, not strictly needed */
 		bool is_set = RNA_property_is_set(ptr, prop);
 
-		/* Set the (button_pointer, button_prop) and pointer data for Python access to the hovered ui element. */
-		uiLayoutSetContextFromBut(layout, but);
+
 
 		/* second slower test, saved people finding keyframe items in menus when its not possible */
 		if (is_anim)
@@ -6886,6 +6897,9 @@ static bool ui_but_menu(bContext *C, uiBut *but)
 
 		/* Keyframes */
 		if (but->flag & UI_BUT_ANIMATED_KEY) {
+			/* Set the (button_pointer, button_prop) and pointer data for Python access to the hovered ui element. */
+			uiLayoutSetContextFromBut(layout, but);
+
 			/* replace/delete keyfraemes */
 			if (is_array_component) {
 				uiItemBooleanO(layout, CTX_IFACE_(BLT_I18NCONTEXT_OPERATOR_DEFAULT, "Replace Keyframes"),
@@ -7060,6 +7074,8 @@ static bool ui_but_menu(bContext *C, uiBut *but)
 
 		/* We do have a shortcut, but only keyboard ones are editbale that way... */
 		if (kmi) {
+			ui_but_menu_lazy_init(C, but, &pup, &layout);
+
 			if (ISKEYBOARD(kmi->type)) {
 #if 0			/* would rather use a block but, but gets weirdly positioned... */
 				uiDefBlockBut(block, menu_change_shortcut, but, "Change Shortcut",
@@ -7086,6 +7102,8 @@ static bool ui_but_menu(bContext *C, uiBut *but)
 		}
 		/* only show 'add' if there's a suitable key map for it to go in */
 		else if (WM_keymap_guess_opname(C, but->optype->idname)) {
+			ui_but_menu_lazy_init(C, but, &pup, &layout);
+
 			but2 = uiDefIconTextBut(block, UI_BTYPE_BUT, 0, ICON_HAND,
 			                        CTX_IFACE_(BLT_I18NCONTEXT_OPERATOR_DEFAULT, "Add Shortcut"),
 			                        0, 0, w, UI_UNIT_Y, NULL, 0, 0, 0, 0, "");
@@ -7102,6 +7120,7 @@ static bool ui_but_menu(bContext *C, uiBut *but)
 	if (ui_block_is_menu(but->block) == false) {
 		ARegion *ar = CTX_wm_region(C);
 		if (ar && (ar->regiontype == RGN_TYPE_HEADER)) {
+			ui_but_menu_lazy_init(C, but, &pup, &layout);
 			uiItemMenuF(layout, IFACE_("Header"), ICON_NONE, ED_screens_header_tools_menu_create, NULL);
 			uiItemS(layout);
 		}
@@ -7111,6 +7130,8 @@ static bool ui_but_menu(bContext *C, uiBut *but)
 		char buf[512];
 
 		if (UI_but_online_manual_id(but, buf, sizeof(buf))) {
+			ui_but_menu_lazy_init(C, but, &pup, &layout);
+
 			PointerRNA ptr_props;
 			uiItemO(layout, CTX_IFACE_(BLT_I18NCONTEXT_OPERATOR_DEFAULT, "Online Manual"),
 			        ICON_URL, "WM_OT_doc_view_manual_ui_context");
@@ -7133,6 +7154,7 @@ static bool ui_but_menu(bContext *C, uiBut *but)
 	}
 
 	if (but->optype) {
+		ui_but_menu_lazy_init(C, but, &pup, &layout);
 		uiItemO(layout, NULL,
 		        ICON_NONE, "UI_OT_copy_python_command_button");
 	}
@@ -7140,22 +7162,27 @@ static bool ui_but_menu(bContext *C, uiBut *but)
 	/* perhaps we should move this into (G.debug & G_DEBUG) - campbell */
 	if (U.flag & USER_DEVELOPER_UI) {
 		if (ui_block_is_menu(but->block) == false) {
+			ui_but_menu_lazy_init(C, but, &pup, &layout);
 			uiItemFullO(layout, "UI_OT_editsource", NULL, ICON_NONE, NULL, WM_OP_INVOKE_DEFAULT, 0, NULL);
 		}
 	}
 
 	if (BKE_addon_find(&U.addons, "ui_translate")) {
+		ui_but_menu_lazy_init(C, but, &pup, &layout);
 		uiItemFullO(layout, "UI_OT_edittranslation_init", NULL, ICON_NONE, NULL, WM_OP_INVOKE_DEFAULT, 0, NULL);
 	}
 
 	mt = WM_menutype_find("WM_MT_button_context", true);
 	if (mt) {
+		ui_but_menu_lazy_init(C, but, &pup, &layout);
 		UI_menutype_draw(C, mt, uiLayoutColumn(layout, false));
 	}
 
-	UI_popup_menu_end(C, pup);
+	if (pup != NULL) {
+		UI_popup_menu_end(C, pup);
+	}
 
-	return true;
+	return (pup != NULL);
 }
 
 static int ui_do_button(bContext *C, uiBlock *block, uiBut *but, const wmEvent *event)



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