window_get_pointer should return the direct child

We returned the innermost child that has the pointer, which is not right.
Only the direct child that has the pointer in it should be reported (if any).
This commit is contained in:
Alexander Larsson 2009-06-04 18:45:35 +02:00
parent 55ee12c296
commit 247e1945a0
3 changed files with 44 additions and 25 deletions

View File

@ -517,17 +517,17 @@ gdk_display_real_get_window_at_pointer (GdkDisplay *display,
if (window)
{
double xx, yy;
window = _gdk_window_find_descendant_at (window,
x, y,
x, y,
&xx, &yy);
x = floor (xx + 0.5);
y = floor (yy + 0.5);
}
*win_x = x;
*win_y = y;
return window;
}
@ -545,35 +545,20 @@ gdk_window_real_window_get_pointer (GdkDisplay *display,
private = (GdkWindowObject *) window;
pointer_window = _gdk_windowing_window_get_pointer (display,
window,
&tmpx, &tmpy,
mask);
_gdk_windowing_window_get_pointer (display,
window,
&tmpx, &tmpy,
mask);
/* We got the coords on the impl, conver to the window */
tmpx -= private->abs_x;
tmpy -= private->abs_y;
if (x)
*x = tmpx;
if (y)
*y = tmpy;
/* We need to recalculate the true child window with the pointer in it
due to possible client side child windows */
if (pointer_window != NULL)
{
/* First get the pointer coords relative to pointer_window */
_gdk_windowing_window_get_pointer (display,
pointer_window,
&tmpx, &tmpy,
&tmp_mask);
/* Then convert that to a client side window */
pointer_window = _gdk_window_find_descendant_at (pointer_window,
tmpx, tmpy,
NULL, NULL);
}
return pointer_window;
return _gdk_window_find_child_at (window, x, y);
}
/**

View File

@ -606,6 +606,8 @@ void _gdk_windowing_set_cairo_surface_size (cairo_surface_t *surface,
cairo_surface_t * _gdk_windowing_create_cairo_surface (GdkDrawable *drawable,
int width,
int height);
GdkWindow * _gdk_window_find_child_at (GdkWindow *window,
int x, int y);
GdkWindow * _gdk_window_find_descendant_at (GdkWindow *toplevel,
double x, double y,
double *found_x,

View File

@ -7795,6 +7795,38 @@ convert_toplevel_coords_to_window (GdkWindow *window,
*window_y = y;
}
GdkWindow *
_gdk_window_find_child_at (GdkWindow *window,
int x, int y)
{
GdkWindowObject *private, *sub;
double child_x, child_y;
GList *l;
private = (GdkWindowObject *)window;
if (point_in_window (private, x, y))
{
/* Children is ordered in reverse stack order, i.e. first is topmost */
for (l = private->children; l != NULL; l = l->next)
{
sub = l->data;
if (!GDK_WINDOW_IS_MAPPED (sub))
continue;
convert_coords_to_child (sub,
x, y,
&child_x, &child_y);
if (point_in_window (sub, child_x, child_y))
return (GdkWindow *)sub;
}
}
return NULL;
}
GdkWindow *
_gdk_window_find_descendant_at (GdkWindow *toplevel,
double x, double y,