forked from bartvdbraak/blender
Fix [#29018] Problem with multi-column dorpdown lists, when scrolling is enabled: the bottom-most elements are not shown.
ui_popup_block_scrolltest needs to be aware whether uiblock is flip or not, to avoid hiding irrelevant items in multi-column scrolled menus...
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@ -1446,6 +1446,8 @@ static void ui_popup_block_clip(wmWindow *window, uiBlock *block)
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void ui_popup_block_scrolltest(uiBlock *block)
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{
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uiBut *bt;
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/* Knowing direction is necessary for multi-column menus... */
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int is_flip = (block->direction & UI_TOP) && !(block->flag & UI_BLOCK_NO_FLIP);
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block->flag &= ~(UI_BLOCK_CLIPBOTTOM|UI_BLOCK_CLIPTOP);
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@ -1462,9 +1464,9 @@ void ui_popup_block_scrolltest(uiBlock *block)
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block->flag |= UI_BLOCK_CLIPBOTTOM;
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/* make space for arrow */
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if(bt->y2 < block->miny +10) {
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if(bt->next && bt->next->y1 > bt->y1)
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if(is_flip && bt->next && bt->next->y1 > bt->y1)
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bt->next->flag |= UI_SCROLLED;
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if(bt->prev && bt->prev->y1 > bt->y1)
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else if(!is_flip && bt->prev && bt->prev->y1 > bt->y1)
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bt->prev->flag |= UI_SCROLLED;
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}
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}
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@ -1473,9 +1475,9 @@ void ui_popup_block_scrolltest(uiBlock *block)
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block->flag |= UI_BLOCK_CLIPTOP;
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/* make space for arrow */
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if(bt->y1 > block->maxy -10) {
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if(bt->next && bt->next->y2 < bt->y2)
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if(!is_flip && bt->next && bt->next->y2 < bt->y2)
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bt->next->flag |= UI_SCROLLED;
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if(bt->prev && bt->prev->y2 < bt->y2)
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else if(is_flip && bt->prev && bt->prev->y2 < bt->y2)
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bt->prev->flag |= UI_SCROLLED;
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}
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}
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