UI: center floating popovers

Tweak placement so useful items are more likely to be nearby,
centering horizontally and align vertically to the first button.

1 files changed, 9 insertions, 1 deletions

diff --git a/source/blender/editors/interface/interface_region_popover.c b/source/blender/editors/interface/interface_region_popover.c
index 9fcf2a51652..d15eb7a3246 100644
--- a/source/blender/editors/interface/interface_region_popover.c
+++ b/source/blender/editors/interface/interface_region_popover.c
@@ -201,7 +201,11 @@ static uiBlock *ui_block_func_POPOVER(bContext *C, uiPopupBlockHandle *handle, v
 
 		if (!handle->refresh) {
 			uiBut *but = NULL;
+			uiBut *but_first = NULL;
 			for (but = block->buttons.first; but; but = but->next) {
+				if ((but_first == NULL) && ui_but_is_editable(but)) {
+					but_first = but;
+				}
 				if (but->flag & (UI_SELECT | UI_SELECT_DRAW)) {
 					break;
 				}
@@ -209,7 +213,11 @@ static uiBlock *ui_block_func_POPOVER(bContext *C, uiPopupBlockHandle *handle, v
 
 			if (but) {
 				bounds_offset[0] = -(but->rect.xmin + 0.8f * BLI_rctf_size_x(&but->rect));
-				bounds_offset[1] = -(but->rect.ymin + 0.5f * BLI_rctf_size_y(&but->rect));
+				bounds_offset[1] = -BLI_rctf_cent_y(&but->rect);
+			}
+			else {
+				bounds_offset[0] = -(pup->ui_size_x / 2);
+				bounds_offset[1] = but_first ? -BLI_rctf_cent_y(&but_first->rect) : (UI_UNIT_Y / 2);
 			}
 			copy_v2_v2_int(handle->prev_bounds_offset, bounds_offset);
 		}