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authorJan Djärv <jan.h.d@swipnet.se>2012-11-03 12:33:28 +0100
committerJan Djärv <jan.h.d@swipnet.se>2012-11-03 12:33:28 +0100
commitad10696b8922e6b876fcd94f732c37136711f920 (patch)
tree4991c6cf54872e3613d6ac8e16e8765f8dd26314 /src
parent2395ab64f6152af46b804cecc5743b8139031968 (diff)
downloademacs-ad10696b8922e6b876fcd94f732c37136711f920.tar.gz
Backport from trunk.
* widget.c (resize_cb): New function. (EmacsFrameRealize): Add resize_cb as event handler. (EmacsFrameResize): Check if all is up to date before changing frame size. Fixes: debbugs:12733
Diffstat (limited to 'src')
-rw-r--r--src/ChangeLog7
-rw-r--r--src/widget.c28
2 files changed, 31 insertions, 4 deletions
diff --git a/src/ChangeLog b/src/ChangeLog
index 8b7c1d9113d..4d42714f91f 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,10 @@
+2012-11-03 Jan Djärv <jan.h.d@swipnet.se>
+
+ * widget.c (resize_cb): New function.
+ (EmacsFrameRealize): Add resize_cb as event handler (Bug#12733).
+ (EmacsFrameResize): Check if all is up to date before changing frame
+ size.
+
2012-11-03 Eli Zaretskii <eliz@gnu.org>
* xdisp.c (init_from_display_pos): Fix initialization of the bidi
diff --git a/src/widget.c b/src/widget.c
index 1f472c6231c..b4f7335c652 100644
--- a/src/widget.c
+++ b/src/widget.c
@@ -650,6 +650,16 @@ EmacsFrameInitialize (Widget request, Widget new, ArgList dum1, Cardinal *dum2)
set_frame_size (ew);
}
+static void
+resize_cb (Widget widget,
+ XtPointer closure,
+ XEvent* event,
+ Boolean* continue_to_dispatch)
+{
+ EmacsFrame ew = (EmacsFrame) widget;
+ EmacsFrameResize (widget);
+}
+
static void
EmacsFrameRealize (Widget widget, XtValueMask *mask, XSetWindowAttributes *attrs)
@@ -665,6 +675,9 @@ EmacsFrameRealize (Widget widget, XtValueMask *mask, XSetWindowAttributes *attrs
*mask |= CWEventMask;
XtCreateWindow (widget, InputOutput, (Visual *)CopyFromParent, *mask,
attrs);
+ /* Some ConfigureNotify events does not end up in EmacsFrameResize so
+ make sure we get them all. Seen with xfcwm4 for example. */
+ XtAddRawEventHandler (widget, StructureNotifyMask, False, resize_cb, NULL);
update_wm_hints (ew);
}
@@ -691,15 +704,22 @@ EmacsFrameResize (Widget widget)
{
EmacsFrame ew = (EmacsFrame)widget;
struct frame *f = ew->emacs_frame.frame;
+ struct x_output *x = f->output_data.x;
int columns;
int rows;
pixel_to_char_size (ew, ew->core.width, ew->core.height, &columns, &rows);
- change_frame_size (f, rows, columns, 0, 1, 0);
- update_wm_hints (ew);
- update_various_frame_slots (ew);
+ if (columns != FRAME_COLS (f)
+ || rows != FRAME_LINES (f)
+ || ew->core.width != FRAME_PIXEL_WIDTH (f)
+ || ew->core.height + x->menubar_height != FRAME_PIXEL_HEIGHT (f))
+ {
+ change_frame_size (f, rows, columns, 0, 1, 0);
+ update_wm_hints (ew);
+ update_various_frame_slots (ew);
- cancel_mouse_face (f);
+ cancel_mouse_face (f);
+ }
}
static Boolean