372 lines
11 KiB
C
372 lines
11 KiB
C
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/* GDK - The GIMP Drawing Kit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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* Copyright (C) 2023 the GTK team
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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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library 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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#pragma once
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#include "gdk/win32/gdkprivate-win32.h"
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#include "gdk/win32/gdkwin32cursor.h"
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#include "gdk/win32/gdkwin32surface.h"
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#include "gdk/gdksurfaceprivate.h"
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#include "gdk/gdkcursor.h"
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#include <windows.h>
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#include <directmanipulation.h>
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#ifdef HAVE_EGL
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# include <epoxy/egl.h>
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#endif
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G_BEGIN_DECLS
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GType gdk_win32_toplevel_get_type (void) G_GNUC_CONST;
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GType gdk_win32_popup_get_type (void) G_GNUC_CONST;
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GType gdk_win32_drag_surface_get_type (void) G_GNUC_CONST;
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#define GDK_TYPE_WIN32_TOPLEVEL (gdk_win32_toplevel_get_type ())
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#define GDK_TYPE_WIN32_POPUP (gdk_win32_popup_get_type ())
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#define GDK_TYPE_WIN32_DRAG_SURFACE (gdk_win32_drag_surface_get_type ())
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typedef enum
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{
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GDK_DECOR_ALL = 1 << 0,
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GDK_DECOR_BORDER = 1 << 1,
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GDK_DECOR_RESIZEH = 1 << 2,
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GDK_DECOR_TITLE = 1 << 3,
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GDK_DECOR_MENU = 1 << 4,
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GDK_DECOR_MINIMIZE = 1 << 5,
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GDK_DECOR_MAXIMIZE = 1 << 6
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} GdkWMDecoration;
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enum _GdkWin32AeroSnapCombo
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{
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GDK_WIN32_AEROSNAP_COMBO_NOTHING = 0,
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GDK_WIN32_AEROSNAP_COMBO_UP,
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GDK_WIN32_AEROSNAP_COMBO_DOWN,
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GDK_WIN32_AEROSNAP_COMBO_LEFT,
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GDK_WIN32_AEROSNAP_COMBO_RIGHT,
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/* Same order as non-shift variants. We use it to do things like:
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* AEROSNAP_UP + 4 = AEROSNAP_SHIFTUP
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*/
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GDK_WIN32_AEROSNAP_COMBO_SHIFTUP,
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GDK_WIN32_AEROSNAP_COMBO_SHIFTDOWN,
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GDK_WIN32_AEROSNAP_COMBO_SHIFTLEFT,
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GDK_WIN32_AEROSNAP_COMBO_SHIFTRIGHT
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};
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typedef enum _GdkWin32AeroSnapCombo GdkWin32AeroSnapCombo;
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enum _GdkWin32AeroSnapState
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{
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GDK_WIN32_AEROSNAP_STATE_UNDETERMINED = 0,
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GDK_WIN32_AEROSNAP_STATE_HALFLEFT,
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GDK_WIN32_AEROSNAP_STATE_HALFRIGHT,
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GDK_WIN32_AEROSNAP_STATE_FULLUP,
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/* Maximize state is only used by edge-snap */
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GDK_WIN32_AEROSNAP_STATE_MAXIMIZE
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};
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typedef enum _GdkWin32AeroSnapState GdkWin32AeroSnapState;
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struct _GdkRectangleDouble
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{
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double x;
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double y;
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double width;
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double height;
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};
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typedef struct _GdkRectangleDouble GdkRectangleDouble;
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enum _GdkW32WindowDragOp
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{
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GDK_WIN32_DRAGOP_NONE = 0,
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GDK_WIN32_DRAGOP_RESIZE,
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GDK_WIN32_DRAGOP_MOVE,
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GDK_WIN32_DRAGOP_COUNT
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};
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typedef enum _GdkW32WindowDragOp GdkW32WindowDragOp;
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struct _GdkW32DragMoveResizeContext
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{
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/* The window that is being moved/resized */
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GdkSurface *window;
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/* The kind of drag-operation going on. */
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GdkW32WindowDragOp op;
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/* The edge that was grabbed for resizing. Not used for moving. */
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GdkSurfaceEdge edge;
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/* The device used to initiate the op.
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* We grab it at the beginning and ungrab it at the end.
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*/
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GdkDevice *device;
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/* The button pressed down to initiate the op.
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* The op will be canceled only when *this* button
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* is released.
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*/
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int button;
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/* Initial cursor position when the operation began.
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* Current cursor position is subtracted from it to find how far
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* to move window border(s).
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*/
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int start_root_x;
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int start_root_y;
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/* Last processed cursor position. Values are divided by the window
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* scale.
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*/
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int current_root_x;
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int current_root_y;
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/* Initial window rectangle (position and size).
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* The window is resized/moved relative to this (see start_root_*).
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*/
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RECT start_rect;
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/* Not used */
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guint32 timestamp;
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/* TRUE if during the next redraw we should call SetWindowPos() to push
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* the window size and position to the native window.
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*/
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gboolean native_move_resize_pending;
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/* The cursor we should use while the operation is running. */
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GdkCursor *cursor;
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/* This window looks like an outline and is drawn under the window
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* that is being dragged. It indicates the shape the dragged window
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* will take if released at a particular point.
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* Indicator window size always matches the target indicator shape,
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* the actual indicator drawn on it might not, depending on
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* how much time elapsed since the animation started.
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*/
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HWND shape_indicator;
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/* Used to draw the indicator */
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cairo_surface_t *indicator_surface;
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int indicator_surface_width;
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int indicator_surface_height;
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/* Size/position of shape_indicator */
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GdkRectangle indicator_window_rect;
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/* Indicator will animate to occupy this rectangle */
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GdkRectangle indicator_target;
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/* Indicator will start animating from this rectangle */
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GdkRectangle indicator_start;
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/* Timestamp of the animation start */
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gint64 indicator_start_time;
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/* Timer that drives the animation */
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guint timer;
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/* A special timestamp, if we want to draw not how
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* the animation should look *now*, but how it should
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* look at arbitrary moment of time.
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* Set to 0 to tell GDK to use current time.
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*/
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gint64 draw_timestamp;
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/* Indicates that a transformation was revealed:
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*
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* For drag-resize: If it's FALSE,
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* then the pointer have not yet hit a trigger that triggers fullup.
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* If TRUE, then the pointer did hit a trigger that triggers fullup
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* at some point during this drag op.
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* This is used to prevent drag-resize from triggering
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* a transformation when first approaching a trigger of the work area -
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* one must drag it all the way to the very trigger to trigger; afterwards
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* a transformation will start triggering at some distance from the trigger
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* for as long as the op is still running. This is how AeroSnap works.
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*
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* For drag-move: If it's FALSE,
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* then the pointer have not yet hit a trigger, even if it is
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* already within an edge region.
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* If it's TRUE, then the pointer did hit a trigger within an
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* edge region, and have not yet left an edge region
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* (passing from one edge region into another doesn't count).
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*/
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gboolean revealed;
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/* Arrays of GdkRectangle pairs, describing the areas of the virtual
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* desktop that trigger various AeroSnap window transofrmations
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* Coordinates are GDK screen coordinates.
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*/
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GArray *halfleft_regions;
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GArray *halfright_regions;
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GArray *maximize_regions;
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GArray *fullup_regions;
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/* Current pointer position will result in this kind of snapping,
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* if the drag op is finished.
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*/
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GdkWin32AeroSnapState current_snap;
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};
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typedef struct _GdkW32DragMoveResizeContext GdkW32DragMoveResizeContext;
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/* defined in gdkdrop-win32.c */
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typedef struct _drop_target_context drop_target_context;
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struct _GdkWin32Surface
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{
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GdkSurface parent_instance;
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HANDLE handle;
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HICON hicon_big;
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HICON hicon_small;
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/* The cursor that GDK set for this window via GdkDevice */
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GdkWin32HCursor *cursor;
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/* Window size hints */
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int hint_flags;
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GdkGeometry hints;
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/* Non-NULL for any window that is registered as a drop target.
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* For OLE2 protocol only.
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*/
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drop_target_context *drop_target;
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GdkSurface *transient_owner;
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GSList *transient_children;
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int num_transients;
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gboolean changing_state;
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int initial_x;
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int initial_y;
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/* left/right/top/bottom width of the shadow/resize-grip around the window */
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RECT shadow;
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/* left+right and top+bottom from @shadow */
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int shadow_x;
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int shadow_y;
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/* Set to TRUE when GTK tells us that shadow are 0 everywhere.
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* We don't actually set shadow to 0, we just set this bit.
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*/
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guint zero_shadow : 1;
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guint inhibit_configure : 1;
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/* If TRUE, the @temp_styles is set to the styles that were temporarily
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* added to this window.
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*/
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guint have_temp_styles : 1;
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/* If TRUE, the window is in the process of being maximized.
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* This is set by WM_SYSCOMMAND and by gdk_win32_surface_maximize (),
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* and is unset when WM_WINDOWPOSCHANGING is handled.
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*/
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guint maximizing : 1;
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HDC hdc;
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GdkW32DragMoveResizeContext drag_move_resize_context;
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/* Remembers where the window was snapped.
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* Some snap operations change their meaning if
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* the window is already snapped.
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*/
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GdkWin32AeroSnapState snap_state;
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/* Remembers window position before it was snapped.
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* This is used to unsnap it.
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* Position and size are percentages of the workarea
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* of the monitor on which the window was before it was snapped.
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*/
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GdkRectangleDouble *snap_stash;
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/* Also remember the same position, but in absolute form. */
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GdkRectangle *snap_stash_int;
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/* Enable all decorations? */
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gboolean decorate_all;
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/* Temporary styles that this window got for the purpose of
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* handling WM_SYSMENU.
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* They are removed at the first opportunity (usually WM_INITMENU).
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*/
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LONG_PTR temp_styles;
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/* scale of window on HiDPI */
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int surface_scale;
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GdkToplevelLayout *toplevel_layout;
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struct {
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int configured_width;
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int configured_height;
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RECT configured_rect;
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} next_layout;
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gboolean force_recompute_size;
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IDirectManipulationViewport *dmanipulation_viewport_pan;
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IDirectManipulationViewport *dmanipulation_viewport_zoom;
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#ifdef HAVE_EGL
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guint egl_force_redraw_all : 1;
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#endif
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};
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struct _GdkWin32SurfaceClass
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{
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GdkSurfaceClass parent_class;
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};
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GType _gdk_win32_surface_get_type (void);
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void _gdk_win32_surface_update_style_bits (GdkSurface *window);
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int _gdk_win32_surface_get_scale_factor (GdkSurface *window);
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void _gdk_win32_get_window_client_area_rect (GdkSurface *window,
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int scale,
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RECT *rect);
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void gdk_win32_surface_move (GdkSurface *surface,
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int x,
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int y);
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void gdk_win32_surface_move_resize (GdkSurface *window,
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int x,
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int y,
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int width,
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int height);
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GdkSurface *gdk_win32_drag_surface_new (GdkDisplay *display);
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RECT
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gdk_win32_surface_handle_queued_move_resize (GdkDrawContext *draw_context);
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#ifdef HAVE_EGL
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EGLSurface gdk_win32_surface_get_egl_surface (GdkSurface *surface,
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EGLConfig config,
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gboolean is_dummy);
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#endif
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G_END_DECLS
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