Commit: c1e48c0ff085f9f575dc596c9e97f5f67137c8a6
Author: Campbell Barton
Date: Sat Nov 15 14:32:23 2014 +0100
Branches: master
https://developer.blender.org/rBc1e48c0ff085f9f575dc596c9e97f5f67137c8a6
UI: cleanup next/prev order in menu code
Recent flag re-order broke it since bits overlap, but logic here was far too
complicated & fragile,
Checked the type of each button when testing which direction to handle events
as well as block direction.
Now store the block-flipped state as a flag.
===================================================================
M source/blender/editors/include/UI_interface.h
M source/blender/editors/interface/interface.c
M source/blender/editors/interface/interface_handlers.c
M source/blender/editors/interface/interface_layout.c
===================================================================
diff --git a/source/blender/editors/include/UI_interface.h
b/source/blender/editors/include/UI_interface.h
index 26598a6..d93872d 100644
--- a/source/blender/editors/include/UI_interface.h
+++ b/source/blender/editors/include/UI_interface.h
@@ -124,7 +124,8 @@ enum {
/* uiBlock->flag (controls) */
#define UI_BLOCK_LOOP (1 << 0)
-#define UI_BLOCK_SEARCH_MENU (1 << 2)
+#define UI_BLOCK_IS_FLIP (1 << 1)
+#define UI_BLOCK_NO_FLIP (1 << 2)
#define UI_BLOCK_NUMSELECT (1 << 3)
#define UI_BLOCK_NO_WIN_CLIP (1 << 4) /* don't apply window clipping */
/* was UI_BLOCK_ENTER_OK */
#define UI_BLOCK_CLIPBOTTOM (1 << 5)
@@ -133,7 +134,7 @@ enum {
#define UI_BLOCK_KEEP_OPEN (1 << 8)
#define UI_BLOCK_POPUP (1 << 9)
#define UI_BLOCK_OUT_1 (1 << 10)
-#define UI_BLOCK_NO_FLIP (1 << 11)
+#define UI_BLOCK_SEARCH_MENU (1 << 11)
#define UI_BLOCK_POPUP_MEMORY (1 << 12)
#define UI_BLOCK_CLIP_EVENTS (1 << 13) /* stop handling mouse events */
diff --git a/source/blender/editors/interface/interface.c
b/source/blender/editors/interface/interface.c
index a8a1f28..a64ec7f 100644
--- a/source/blender/editors/interface/interface.c
+++ b/source/blender/editors/interface/interface.c
@@ -3270,6 +3270,9 @@ static void ui_def_but_rna__menu(bContext *UNUSED(C),
uiLayout *layout, void *bu
if (free) {
MEM_freeN(item_array);
}
+
+ BLI_assert((block->flag & UI_BLOCK_IS_FLIP) == 0);
+ block->flag |= UI_BLOCK_IS_FLIP;
}
/**
@@ -3888,6 +3891,8 @@ void UI_block_order_flip(uiBlock *block)
but->rect.ymax = centy - (but->rect.ymax - centy);
SWAP(float, but->rect.ymin, but->rect.ymax);
}
+
+ block->flag ^= UI_BLOCK_IS_FLIP;
}
diff --git a/source/blender/editors/interface/interface_handlers.c
b/source/blender/editors/interface/interface_handlers.c
index 90df2d7..c841370 100644
--- a/source/blender/editors/interface/interface_handlers.c
+++ b/source/blender/editors/interface/interface_handlers.c
@@ -8045,7 +8045,7 @@ static int ui_handle_menu_event(
{
ARegion *ar;
uiBlock *block;
- uiBut *but, *bt;
+ uiBut *but;
int mx, my, retval;
bool inside;
bool inside_title; /* check for title dragging */
@@ -8173,7 +8173,9 @@ static int ui_handle_menu_event(
ui_pan_to_scroll(event,
&type, &val);
if (val == KM_PRESS) {
- const eButType
type_flip = UI_BTYPE_BUT | UI_BTYPE_ROW;
+ const bool is_next =
+ (ELEM(type,
DOWNARROWKEY, WHEELDOWNMOUSE) ==
+ ((block->flag &
UI_BLOCK_IS_FLIP) != 0));
if
(ui_menu_pass_event_to_parent_if_nonactive(menu, but, level, retval))
break;
@@ -8184,57 +8186,22 @@ static int ui_handle_menu_event(
but =
ui_but_find_active_in_region(ar);
if (but) {
- /* is there a
situation where UI_DIR_LEFT or UI_DIR_RIGHT would also change navigation
direction? */
- if
(((ELEM(type, DOWNARROWKEY, WHEELDOWNMOUSE)) && (block->direction &
UI_DIR_DOWN)) ||
-
((ELEM(type, DOWNARROWKEY, WHEELDOWNMOUSE)) && (block->direction &
UI_DIR_RIGHT)) ||
-
((ELEM(type, UPARROWKEY, WHEELUPMOUSE)) && (block->direction & UI_DIR_UP)))
- {
- /* the
following is just a hack - uiBut->type set to
- *
UI_BTYPE_BUT and UI_BTYPE_BUT_MENU have there menus built opposite ways -
- * this
should be changed so that all popup-menus use the same uiBlock->direction */
- if
(but->type & type_flip)
-
but = ui_but_next(but);
- else
-
but = ui_but_prev(but);
- }
- else {
- if
(but->type & type_flip)
-
but = ui_but_prev(but);
- else
-
but = ui_but_next(but);
- }
-
- if (but) {
-
ui_handle_button_activate(C, ar, but, BUTTON_ACTIVATE);
-
ui_menu_scroll(ar, block, my, but);
- }
+ /* next button
*/
+ but = is_next ?
ui_but_next(but) : ui_but_prev(but);
}
if (!but) {
- if
(((ELEM(type, UPARROWKEY, WHEELUPMOUSE)) && (block->direction & UI_DIR_DOWN)) ||
-
((ELEM(type, UPARROWKEY, WHEELUPMOUSE)) && (block->direction & UI_DIR_RIGHT)) ||
-
((ELEM(type, DOWNARROWKEY, WHEELDOWNMOUSE)) && (block->direction & UI_DIR_UP)))
- {
- if ((bt
= ui_but_first(block)) && (bt->type & type_flip)) {
-
bt = ui_but_last(block);
- }
- else {
-
/* keep ui_but_first() */
- }
- }
- else {
- if ((bt
= ui_but_first(block)) && (bt->type & type_flip)) {
-
/* keep ui_but_first() */
- }
- else {
-
bt = ui_but_last(block);
- }
+ /* wrap button
*/
+ uiBut *but_wrap;
+ but_wrap =
is_next ? ui_but_first(block) : ui_but_last(block);
+ if (but_wrap) {
+ but =
but_wrap;
}
+ }
- if (bt) {
-
ui_handle_button_activate(C, ar, bt, BUTTON_ACTIVATE);
-
ui_menu_scroll(ar, block, my, bt);
- }
+ if (but) {
+
ui_handle_button_activate(C, ar, but, BUTTON_ACTIVATE);
+
ui_menu_scroll(ar, block, my, but);
}
}
diff --git a/source/blender/editors/interface/interface_layout.c
b/source/blender/editors/interface/interface_layout.c
index e8e9475..47b9c85 100644
--- a/source/blender/editors/interface/interface_layout.c
+++ b/source/blender/editors/interface/interface_layout.c
@@ -977,6 +977,11 @@ void uiItemsFullEnumO(uiLayout *layout, const char
*opname, const char *propname
if (free) {
MEM_freeN(item_array);
}
+
+ if ((block->flag & UI_BLOCK_NO_FLIP) == 0) {
+ BLI_assert((block->flag & UI_BLOCK_IS_FLIP) == 0);
+ block->flag |= UI_BLOCK_IS_FLIP;
+ }
}
else if (prop && RNA_property_type(prop) != PROP_ENUM) {
RNA_warning("%s.%s, not an enum type",
RNA_struct_identifier(ptr.type), propname);
@@ -1431,6 +1436,11 @@ void uiItemsEnumR(uiLayout *layout, struct PointerRNA
*ptr, const char *propname
MEM_freeN(item);
}
}
+
+ if ((block->flag & UI_BLOCK_NO_FLIP) == 0) {
+ BLI_assert((block->flag & UI_BLOCK_IS_FLIP) == 0);
+ block->flag |= UI_BLOCK_IS_FLIP;
+ }
}
/* Pointer RNA button with search */
@@ -1663,6 +1673,9 @@ static void ui_item_menutype_func(bContext *C, uiLayout
*layout, void *arg_mt)
if (layout->context)
CTX_store_set(C, NULL);
+
+ /* menus are created flipped (from event handling pov) */
+ layout->root->block->flag ^= UI_BLOCK_IS_FLIP;
}
static uiBut *ui_item_menu(uiLayout *layout, const char *name, int icon,
uiMenuCreateFunc func, void *arg, void *argN,
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