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broadway: Limit window resize based on window geometry

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This commit is contained in:
Alexander Larsson 2013-03-28 20:03:13 +01:00
parent 71b4557210
commit 1148a375e5
2 changed files with 91 additions and 3 deletions
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91
gdk/broadway/gdkwindow-broadway.c
View File

@ -581,6 +581,12 @@ gdk_broadway_window_set_geometry_hints (GdkWindow *window,
const GdkGeometry *geometry,
GdkWindowHints geom_mask)
{
GdkWindowImplBroadway *impl;
impl = GDK_WINDOW_IMPL_BROADWAY (window->impl);
impl->geometry_hints = *geometry;
impl->geometry_hints_mask = geom_mask;
}
static void
@ -1028,6 +1034,8 @@ struct _MoveResizeData
gint moveresize_orig_width;
gint moveresize_orig_height;
long moveresize_process_time;
GdkWindowHints moveresize_geom_mask;
GdkGeometry moveresize_geometry;
BroadwayInputMsg *moveresize_pending_event;
};
@ -1116,6 +1124,13 @@ update_pos (MoveResizeData *mv_resize,
w = MAX (w, 1);
h = MAX (h, 1);
if (mv_resize->moveresize_geom_mask)
{
gdk_window_constrain_size (&mv_resize->moveresize_geometry,
mv_resize->moveresize_geom_mask,
w, h, &w, &h);
}
gdk_window_move_resize (mv_resize->moveresize_window, x, y, w, h);
}
else
@ -1278,6 +1293,71 @@ create_moveresize_window (MoveResizeData *mv_resize,
mv_resize->moveresize_process_time = 0;
}
static void
calculate_unmoving_origin (MoveResizeData *mv_resize)
{
GdkRectangle rect;
gint width, height;
if (mv_resize->moveresize_geom_mask & GDK_HINT_WIN_GRAVITY &&
mv_resize->moveresize_geometry.win_gravity == GDK_GRAVITY_STATIC)
{
gdk_window_get_origin (mv_resize->moveresize_window,
&mv_resize->moveresize_orig_x,
&mv_resize->moveresize_orig_y);
}
else
{
gdk_window_get_frame_extents (mv_resize->moveresize_window, &rect);
gdk_window_get_geometry (mv_resize->moveresize_window,
NULL, NULL, &width, &height);
switch (mv_resize->moveresize_geometry.win_gravity)
{
case GDK_GRAVITY_NORTH_WEST:
mv_resize->moveresize_orig_x = rect.x;
mv_resize->moveresize_orig_y = rect.y;
break;
case GDK_GRAVITY_NORTH:
mv_resize->moveresize_orig_x = rect.x + rect.width / 2 - width / 2;
mv_resize->moveresize_orig_y = rect.y;
break;
case GDK_GRAVITY_NORTH_EAST:
mv_resize->moveresize_orig_x = rect.x + rect.width - width;
mv_resize->moveresize_orig_y = rect.y;
break;
case GDK_GRAVITY_WEST:
mv_resize->moveresize_orig_x = rect.x;
mv_resize->moveresize_orig_y = rect.y + rect.height / 2 - height / 2;
break;
case GDK_GRAVITY_CENTER:
mv_resize->moveresize_orig_x = rect.x + rect.width / 2 - width / 2;
mv_resize->moveresize_orig_y = rect.y + rect.height / 2 - height / 2;
break;
case GDK_GRAVITY_EAST:
mv_resize->moveresize_orig_x = rect.x + rect.width - width;
mv_resize->moveresize_orig_y = rect.y + rect.height / 2 - height / 2;
break;
case GDK_GRAVITY_SOUTH_WEST:
mv_resize->moveresize_orig_x = rect.x;
mv_resize->moveresize_orig_y = rect.y + rect.height - height;
break;
case GDK_GRAVITY_SOUTH:
mv_resize->moveresize_orig_x = rect.x + rect.width / 2 - width / 2;
mv_resize->moveresize_orig_y = rect.y + rect.height - height;
break;
case GDK_GRAVITY_SOUTH_EAST:
mv_resize->moveresize_orig_x = rect.x + rect.width - width;
mv_resize->moveresize_orig_y = rect.y + rect.height - height;
break;
default:
mv_resize->moveresize_orig_x = rect.x;
mv_resize->moveresize_orig_y = rect.y;
break;
}
}
}
static void
gdk_broadway_window_begin_resize_drag (GdkWindow *window,
GdkWindowEdge edge,
@ -1288,6 +1368,9 @@ gdk_broadway_window_begin_resize_drag (GdkWindow *window,
guint32 timestamp)
{
MoveResizeData *mv_resize;
GdkWindowImplBroadway *impl;
impl = GDK_WINDOW_IMPL_BROADWAY (window->impl);
if (GDK_WINDOW_DESTROYED (window) ||
!WINDOW_IS_TOPLEVEL_OR_FOREIGN (window))
@ -1302,12 +1385,14 @@ gdk_broadway_window_begin_resize_drag (GdkWindow *window,
mv_resize->moveresize_y = root_y;
mv_resize->moveresize_window = g_object_ref (window);
gdk_window_get_origin (mv_resize->moveresize_window,
&mv_resize->moveresize_orig_x,
&mv_resize->moveresize_orig_y);
mv_resize->moveresize_orig_width = gdk_window_get_width (window);
mv_resize->moveresize_orig_height = gdk_window_get_height (window);
mv_resize->moveresize_geom_mask = impl->geometry_hints_mask;
mv_resize->moveresize_geometry = impl->geometry_hints;
calculate_unmoving_origin (mv_resize);
create_moveresize_window (mv_resize, timestamp);
}

3
gdk/broadway/gdkwindow-broadway.h
View File

@ -64,6 +64,9 @@ struct _GdkWindowImplBroadway
gint8 toplevel_window_type;
gboolean dirty;
gboolean last_synced;
GdkGeometry geometry_hints;
GdkWindowHints geometry_hints_mask;
};
struct _GdkWindowImplBroadwayClass