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-rw-r--r--src/ChangeLog9
-rw-r--r--src/gtkutil.c32
-rw-r--r--src/gtkutil.h2
-rw-r--r--src/xterm.c8
4 files changed, 50 insertions, 1 deletions
diff --git a/src/ChangeLog b/src/ChangeLog
index 2e913ff30b9..29387dac5ec 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,12 @@
+2009-11-06 Jan Djärv <jan.h.d@swipnet.se>
+
+ * gtkutil.c (xg_event_is_for_scrollbar): New function (bug#4870).
+
+ * gtkutil.h: Declare xg_event_is_for_scrollbar (bug#4870).
+
+ * xterm.c (handle_one_xevent): Call xg_event_is_for_scrollbar for
+ ButtonPressRelease and MotionNotify (bug#4870).
+
2009-11-06 Dan Nicolaescu <dann@ics.uci.edu>
* keymap.c (syms_of_keymap): Construct exclude_keys in pure memory.
diff --git a/src/gtkutil.c b/src/gtkutil.c
index e95601c7fdd..543b868448d 100644
--- a/src/gtkutil.c
+++ b/src/gtkutil.c
@@ -3371,6 +3371,38 @@ xg_set_toolkit_scroll_bar_thumb (bar, portion, position, whole)
}
}
+/* Return non-zero if EVENT is for a scroll bar in frame F.
+ When the same X window is used for several Gtk+ widgets, we cannot
+ say for sure based on the X window alone if an event is for the
+ frame. This function does additional checks.
+
+ Return non-zero if the event is for a scroll bar, zero otherwise. */
+
+int
+xg_event_is_for_scrollbar (f, event)
+ FRAME_PTR f;
+ XEvent *event;
+{
+ int retval = 0;
+
+ if (f && event->type == ButtonPress)
+ {
+ /* Check if press occurred outside the edit widget. */
+ GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f));
+ retval = gdk_display_get_window_at_pointer (gdpy, NULL, NULL)
+ != f->output_data.x->edit_widget->window;
+ }
+ else if (f && (event->type != ButtonRelease || event->type != MotionNotify))
+ {
+ /* If we are releasing or moving the scroll bar, it has the grab. */
+ retval = gtk_grab_get_current () != 0
+ && gtk_grab_get_current () != f->output_data.x->edit_widget;
+ }
+
+ return retval;
+}
+
+
/***********************************************************************
Tool bar functions
diff --git a/src/gtkutil.h b/src/gtkutil.h
index faf5395fdbe..6d9f6da2699 100644
--- a/src/gtkutil.h
+++ b/src/gtkutil.h
@@ -179,7 +179,7 @@ extern void xg_set_toolkit_scroll_bar_thumb P_ ((struct scroll_bar *bar,
int portion,
int position,
int whole));
-
+extern int xg_event_is_for_scrollbar P_ ((FRAME_PTR f, XEvent *event));
extern void update_frame_tool_bar P_ ((FRAME_PTR f));
extern void free_frame_tool_bar P_ ((FRAME_PTR f));
diff --git a/src/xterm.c b/src/xterm.c
index 1ba367c9989..545f3a5254d 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -6688,6 +6688,10 @@ handle_one_xevent (dpyinfo, eventp, finish, hold_quit)
clear_mouse_face (dpyinfo);
}
+#ifdef USE_GTK
+ if (f && xg_event_is_for_scrollbar (f, &event))
+ f = 0;
+#endif
if (f)
{
@@ -6824,6 +6828,10 @@ handle_one_xevent (dpyinfo, eventp, finish, hold_quit)
else
f = x_window_to_frame (dpyinfo, event.xbutton.window);
+#ifdef USE_GTK
+ if (f && xg_event_is_for_scrollbar (f, &event))
+ f = 0;
+#endif
if (f)
{
/* Is this in the tool-bar? */