forked from AuroraMiddleware/gtk
d2c95a1b13
It was used by all surfaces to track 'is-mapped', but still part of the GdkToplevelState, and is now replaced with a separate boolean in the GdkSurface structure. It also caused issues when a widget was unmapped, and due to that unmapped a popover which hid its corresponding surface. When this surface was hidden, it emitted a state change event, which would then go back into GTK and queue a resize on popover widget, which would travel back down to the widget that was originally unmapped, causing confusino when doing future allocations. To summarize, one should not hide widgets during allocation, and to avoid this, make this new is-mapped boolean asynchronous when hiding a surface, meaning the notification event for the changed mapped state will be emitted in an idle callback. This avoids the above described reentry issue.
207 lines
8.1 KiB
C
207 lines
8.1 KiB
C
/*
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* Copyright © 2020 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Authors: Matthias Clasen <mclasen@redhat.com>
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*/
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#ifndef __GDK_TOPLEVEL_H__
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#define __GDK_TOPLEVEL_H__
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#if !defined(__GDK_H_INSIDE__) && !defined(GTK_COMPILATION)
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#error "Only <gdk/gdk.h> can be included directly."
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#endif
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#include <gdk/gdkseat.h>
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#include <gdk/gdksurface.h>
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#include <gdk/gdktoplevellayout.h>
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G_BEGIN_DECLS
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/**
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* GdkSurfaceEdge:
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* @GDK_SURFACE_EDGE_NORTH_WEST: the top left corner.
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* @GDK_SURFACE_EDGE_NORTH: the top edge.
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* @GDK_SURFACE_EDGE_NORTH_EAST: the top right corner.
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* @GDK_SURFACE_EDGE_WEST: the left edge.
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* @GDK_SURFACE_EDGE_EAST: the right edge.
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* @GDK_SURFACE_EDGE_SOUTH_WEST: the lower left corner.
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* @GDK_SURFACE_EDGE_SOUTH: the lower edge.
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* @GDK_SURFACE_EDGE_SOUTH_EAST: the lower right corner.
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*
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* Determines a surface edge or corner.
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*/
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typedef enum
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{
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GDK_SURFACE_EDGE_NORTH_WEST,
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GDK_SURFACE_EDGE_NORTH,
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GDK_SURFACE_EDGE_NORTH_EAST,
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GDK_SURFACE_EDGE_WEST,
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GDK_SURFACE_EDGE_EAST,
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GDK_SURFACE_EDGE_SOUTH_WEST,
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GDK_SURFACE_EDGE_SOUTH,
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GDK_SURFACE_EDGE_SOUTH_EAST
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} GdkSurfaceEdge;
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/**
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* GdkFullscreenMode:
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* @GDK_FULLSCREEN_ON_CURRENT_MONITOR: Fullscreen on current monitor only.
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* @GDK_FULLSCREEN_ON_ALL_MONITORS: Span across all monitors when fullscreen.
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*
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* Indicates which monitor (in a multi-head setup) a surface should span over
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* when in fullscreen mode.
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**/
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typedef enum
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{
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GDK_FULLSCREEN_ON_CURRENT_MONITOR,
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GDK_FULLSCREEN_ON_ALL_MONITORS
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} GdkFullscreenMode;
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/**
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* GdkToplevelState:
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* @GDK_TOPLEVEL_STATE_MINIMIZED: the surface is minimized
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* @GDK_TOPLEVEL_STATE_MAXIMIZED: the surface is maximized
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* @GDK_TOPLEVEL_STATE_STICKY: the surface is sticky
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* @GDK_TOPLEVEL_STATE_FULLSCREEN: the surface is maximized without decorations
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* @GDK_TOPLEVEL_STATE_ABOVE: the surface is kept above other surfaces
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* @GDK_TOPLEVEL_STATE_BELOW: the surface is kept below other surfaces
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* @GDK_TOPLEVEL_STATE_FOCUSED: the surface is presented as focused (with active decorations)
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* @GDK_TOPLEVEL_STATE_TILED: the surface is in a tiled state
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* @GDK_TOPLEVEL_STATE_TOP_TILED: whether the top edge is tiled
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* @GDK_TOPLEVEL_STATE_TOP_RESIZABLE: whether the top edge is resizable
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* @GDK_TOPLEVEL_STATE_RIGHT_TILED: whether the right edge is tiled
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* @GDK_TOPLEVEL_STATE_RIGHT_RESIZABLE: whether the right edge is resizable
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* @GDK_TOPLEVEL_STATE_BOTTOM_TILED: whether the bottom edge is tiled
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* @GDK_TOPLEVEL_STATE_BOTTOM_RESIZABLE: whether the bottom edge is resizable
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* @GDK_TOPLEVEL_STATE_LEFT_TILED: whether the left edge is tiled
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* @GDK_TOPLEVEL_STATE_LEFT_RESIZABLE: whether the left edge is resizable
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*
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* Specifies the state of a toplevel surface.
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*
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* On platforms that support information about individual edges, the %GDK_TOPLEVEL_STATE_TILED
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* state will be set whenever any of the individual tiled states is set. On platforms
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* that lack that support, the tiled state will give an indication of tiledness without
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* any of the per-edge states being set.
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*/
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typedef enum
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{
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GDK_TOPLEVEL_STATE_MINIMIZED = 1 << 0,
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GDK_TOPLEVEL_STATE_MAXIMIZED = 1 << 1,
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GDK_TOPLEVEL_STATE_STICKY = 1 << 2,
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GDK_TOPLEVEL_STATE_FULLSCREEN = 1 << 3,
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GDK_TOPLEVEL_STATE_ABOVE = 1 << 4,
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GDK_TOPLEVEL_STATE_BELOW = 1 << 5,
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GDK_TOPLEVEL_STATE_FOCUSED = 1 << 6,
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GDK_TOPLEVEL_STATE_TILED = 1 << 7,
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GDK_TOPLEVEL_STATE_TOP_TILED = 1 << 8,
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GDK_TOPLEVEL_STATE_TOP_RESIZABLE = 1 << 9,
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GDK_TOPLEVEL_STATE_RIGHT_TILED = 1 << 10,
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GDK_TOPLEVEL_STATE_RIGHT_RESIZABLE = 1 << 11,
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GDK_TOPLEVEL_STATE_BOTTOM_TILED = 1 << 12,
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GDK_TOPLEVEL_STATE_BOTTOM_RESIZABLE = 1 << 13,
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GDK_TOPLEVEL_STATE_LEFT_TILED = 1 << 14,
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GDK_TOPLEVEL_STATE_LEFT_RESIZABLE = 1 << 15
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} GdkToplevelState;
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#define GDK_TYPE_TOPLEVEL (gdk_toplevel_get_type ())
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/**
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* GdkToplevel:
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*
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* An interface for top level surfaces.
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*/
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GDK_AVAILABLE_IN_ALL
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G_DECLARE_INTERFACE (GdkToplevel, gdk_toplevel, GDK, TOPLEVEL, GObject)
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_present (GdkToplevel *toplevel,
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GdkToplevelLayout *layout);
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GDK_AVAILABLE_IN_ALL
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gboolean gdk_toplevel_minimize (GdkToplevel *toplevel);
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GDK_AVAILABLE_IN_ALL
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gboolean gdk_toplevel_lower (GdkToplevel *toplevel);
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_focus (GdkToplevel *toplevel,
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guint32 timestamp);
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GDK_AVAILABLE_IN_ALL
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GdkToplevelState gdk_toplevel_get_state (GdkToplevel *toplevel);
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_set_title (GdkToplevel *toplevel,
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const char *title);
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_set_startup_id (GdkToplevel *toplevel,
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const char *startup_id);
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_set_transient_for (GdkToplevel *toplevel,
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GdkSurface *parent);
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_set_modal (GdkToplevel *toplevel,
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gboolean modal);
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_set_icon_list (GdkToplevel *toplevel,
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GList *surfaces);
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GDK_AVAILABLE_IN_ALL
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gboolean gdk_toplevel_show_window_menu (GdkToplevel *toplevel,
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GdkEvent *event);
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_set_decorated (GdkToplevel *toplevel,
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gboolean decorated);
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_set_deletable (GdkToplevel *toplevel,
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gboolean deletable);
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GDK_AVAILABLE_IN_ALL
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gboolean gdk_toplevel_supports_edge_constraints (GdkToplevel *toplevel);
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_inhibit_system_shortcuts (GdkToplevel *toplevel,
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GdkEvent *event);
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_restore_system_shortcuts (GdkToplevel *toplevel);
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_begin_resize (GdkToplevel *toplevel,
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GdkSurfaceEdge edge,
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GdkDevice *device,
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int button,
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double x,
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double y,
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guint32 timestamp);
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GDK_AVAILABLE_IN_ALL
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void gdk_toplevel_begin_move (GdkToplevel *toplevel,
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GdkDevice *device,
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int button,
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double x,
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double y,
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guint32 timestamp);
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G_END_DECLS
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#endif /* __GDK_TOPLEVEL_H__ */
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