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| author | Martin Rudalics <rudalics@gmx.at> | 2017-04-23 10:52:56 +0200 |
|---|---|---|
| committer | Martin Rudalics <rudalics@gmx.at> | 2017-04-23 10:52:56 +0200 |
| commit | a02885a37031ec0e199dcb38ff9cb93e65e7b7cb (patch) | |
| tree | 2f16e167e3244deeddbf4ee407906fd4a2242e5e | |
| parent | b20d05c6d76ddaf7e70da1430c9aac56ef1d6b31 (diff) | |
| download | emacs-a02885a37031ec0e199dcb38ff9cb93e65e7b7cb.tar.gz | |
Let w32_mouse_position pick a child window only if it has a child frame
* src/w32term.c (w32_mouse_position): When using a frame found
by ChildWindowFromPoint make sure it's a child frame (Bug#26615,
maybe).
| -rw-r--r-- | src/w32term.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/src/w32term.c b/src/w32term.c index 36dc6364ae3..f02201c9d76 100644 --- a/src/w32term.c +++ b/src/w32term.c @@ -3427,7 +3427,6 @@ w32_mouse_position (struct frame **fp, int insist, Lisp_Object *bar_window, enum scroll_bar_part *part, Lisp_Object *x, Lisp_Object *y, Time *time) { - struct frame *f1; struct w32_display_info *dpyinfo = FRAME_DISPLAY_INFO (*fp); block_input (); @@ -3444,8 +3443,8 @@ w32_mouse_position (struct frame **fp, int insist, Lisp_Object *bar_window, else { POINT pt; - Lisp_Object frame, tail; + struct frame *f1 = NULL; /* Clear the mouse-moved flag for every frame on this display. */ FOR_EACH_FRAME (tail, frame) @@ -3465,17 +3464,26 @@ w32_mouse_position (struct frame **fp, int insist, Lisp_Object *bar_window, f1 = dpyinfo->last_mouse_frame; else { - HWND wfp = WindowFromPoint (pt); + /* Try to check for a child window first. */ + HWND wfp = ChildWindowFromPoint (wfp, pt); - if (wfp && (f1 = x_any_window_to_frame (dpyinfo, wfp))) + if (wfp) { - HWND cwfp = ChildWindowFromPoint (wfp, pt); - struct frame *f2; + struct frame *f2 = x_any_window_to_frame (dpyinfo, wfp); - /* If cwfp exists it should be one of our windows ... */ - if (cwfp && (f2 = x_any_window_to_frame (dpyinfo, cwfp))) + /* If f2 is one of our frames, make sure it's a child + frame (Bug#26615, maybe). */ + if (f2 && FRAME_PARENT_FRAME (f2)) f1 = f2; } + + if (!f1) + { + /* Check for a top-level window second. */ + wfp = WindowFromPoint (pt); + if (wfp) + f1 = x_any_window_to_frame (dpyinfo, wfp); + } } /* If not, is it one of our scroll bars? */ |