diff options
Diffstat (limited to 'source/blender/editors/interface/interface_align.c')
-rw-r--r-- | source/blender/editors/interface/interface_align.c | 45 |
1 files changed, 41 insertions, 4 deletions
diff --git a/source/blender/editors/interface/interface_align.c b/source/blender/editors/interface/interface_align.c index 9aeb685a907..1fc38a27303 100644 --- a/source/blender/editors/interface/interface_align.c +++ b/source/blender/editors/interface/interface_align.c @@ -320,13 +320,43 @@ static int ui_block_align_butal_cmp(const void *a, const void *b) return 0; } +static void ui_block_align_but_to_region(uiBut *but, const ARegion *region) +{ + rctf *rect = &but->rect; + const float but_width = BLI_rctf_size_x(rect); + const float but_height = BLI_rctf_size_y(rect); + const float px = U.pixelsize; + + switch (but->drawflag & UI_BUT_ALIGN) { + case UI_BUT_ALIGN_TOP: + rect->ymax = region->winy + px; + rect->ymin = but->rect.ymax - but_height; + break; + case UI_BUT_ALIGN_DOWN: + rect->ymin = -px; + rect->ymax = rect->ymin + but_height; + break; + case UI_BUT_ALIGN_LEFT: + rect->xmin = -px; + rect->xmax = rect->xmin + but_width; + break; + case UI_BUT_ALIGN_RIGHT: + rect->xmax = region->winx + px; + rect->xmin = rect->xmax - but_width; + break; + default: + BLI_assert(0); + break; + } +} + /** * Compute the alignment of all 'align groups' of buttons in given block. * * This is using an order-independent algorithm, i.e. alignment of buttons should be OK regardless of order in which * they are added to the block. */ -void ui_block_align_calc(uiBlock *block) +void ui_block_align_calc(uiBlock *block, const ARegion *region) { uiBut *but; int num_buttons = 0; @@ -338,10 +368,17 @@ void ui_block_align_calc(uiBlock *block) int side; int i, j; - /* First loop: we count number of buttons belonging to an align group, and clear their align flag. */ + /* First loop: we count number of buttons belonging to an align group, and clear their align flag. + * Tabs get some special treatment here, they get aligned to region border. */ for (but = block->buttons.first; but; but = but->next) { - /* Clear old align flags. */ - but->drawflag &= ~UI_BUT_ALIGN_ALL; + /* special case: tabs need to be aligned to a region border, drawflag tells which one */ + if (but->type == UI_BTYPE_TAB) { + ui_block_align_but_to_region(but, region); + } + else { + /* Clear old align flags. */ + but->drawflag &= ~UI_BUT_ALIGN_ALL; + } if (but->alignnr != 0) { num_buttons++; |