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mutter-performance-source/src/wayland/meta-wayland-window-configuration.h
Jonas Ådahl cda26b493e wayland: Only use async configured geometry if actually changed
When (un)maximizing, (un)fullscreening, the move/resize action is
flagged with 'ACTION_MOVE' and 'ACTION_RESIZE' , while e.g.
'appears-focus' does not.

When a client misbehaved and didn't immediately reply to a configure
request with a commit with the corresponding ack_configure, the
following commit would trigger a oddly timed move, making the window
appear to move back to a previous position.

Avoid this issue by only carrying over the target window position if the
configuration actually contained a new position.

We cannot only rely on the flags however, as e.g. a new position should
be respected during interactive resize, even though only 'ACTION_RESIZE'
is passed in such scenarios.

Do the same for the size, except if the window state dictates that the
size is fixed to a certain size, e.g. being fullscreen or maximized.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1445>
2021-01-30 09:49:13 +00:00

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/*
* Copyright (C) 2019 Red Hat
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
*/
#ifndef META_WAYLAND_WINDOW_CONFIGURATION_H
#define META_WAYLAND_WINDOW_CONFIGURATION_H
#include <glib.h>
#include <stdint.h>
#include "core/window-private.h"
#include "wayland/meta-wayland-types.h"
struct _MetaWaylandWindowConfiguration
{
uint32_t serial;
gboolean has_position;
int x;
int y;
gboolean has_relative_position;
int rel_x;
int rel_y;
gboolean has_size;
int width;
int height;
int scale;
MetaGravity gravity;
MetaMoveResizeFlags flags;
};
MetaWaylandWindowConfiguration * meta_wayland_window_configuration_new (MetaWindow *window,
int x,
int y,
int width,
int height,
int scale,
MetaMoveResizeFlags flags,
MetaGravity gravity);
MetaWaylandWindowConfiguration * meta_wayland_window_configuration_new_relative (int rel_x,
int rel_y,
int width,
int height,
int scale);
MetaWaylandWindowConfiguration * meta_wayland_window_configuration_new_empty (void);
void meta_wayland_window_configuration_free (MetaWaylandWindowConfiguration *configuration);
#endif /* META_WAYLAND_WINDOW_CONFIGURATION_H */