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gtk/gdk/win32/gdkprivate-win32.h
Marc-André Lureau 88707e6912 win32: resurect Windows clipboard selection notification 
This is a rewrite of e6fa7394ba, with
misc fixes that should help with some bugs Tim was talking about.

https://bugzilla.gnome.org/show_bug.cgi?id=652239
2011-06-10 01:22:49 +02:00

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/* GDK - The GIMP Drawing Kit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#ifndef __GDK_PRIVATE_WIN32_H__
#define __GDK_PRIVATE_WIN32_H__
#ifndef WINVER
#define WINVER 0x0500
#endif
#ifndef _WIN32_WINNT
#define _WIN32_WINNT WINVER
#endif
#include <gdk/gdkprivate.h>
#include <gdk/win32/gdkwindow-win32.h>
#include <gdk/win32/gdkpixmap-win32.h>
#include "gdkinternals.h"
#include "config.h"
/* Make up for some minor w32api or MSVC6 header lossage */
#ifndef PS_JOIN_MASK
#define PS_JOIN_MASK (PS_JOIN_BEVEL|PS_JOIN_MITER|PS_JOIN_ROUND)
#endif
#ifndef FS_VIETNAMESE
#define FS_VIETNAMESE 0x100
#endif
#ifndef WM_GETOBJECT
#define WM_GETOBJECT 0x3D
#endif
#ifndef WM_NCXBUTTONDOWN
#define WM_NCXBUTTONDOWN 0xAB
#endif
#ifndef WM_NCXBUTTONUP
#define WM_NCXBUTTONUP 0xAC
#endif
#ifndef WM_NCXBUTTONDBLCLK
#define WM_NCXBUTTONDBLCLK 0xAD
#endif
#ifndef WM_CHANGEUISTATE
#define WM_CHANGEUISTATE 0x127
#endif
#ifndef WM_UPDATEUISTATE
#define WM_UPDATEUISTATE 0x128
#endif
#ifndef WM_QUERYUISTATE
#define WM_QUERYUISTATE 0x129
#endif
#ifndef WM_XBUTTONDOWN
#define WM_XBUTTONDOWN 0x20B
#endif
#ifndef WM_XBUTTONUP
#define WM_XBUTTONUP 0x20C
#endif
#ifndef WM_XBUTTONDBLCLK
#define WM_XBUTTONDBLCLK 0x20D
#endif
#ifndef WM_NCMOUSEHOVER
#define WM_NCMOUSEHOVER 0x2A0
#endif
#ifndef WM_NCMOUSELEAVE
#define WM_NCMOUSELEAVE 0x2A2
#endif
#ifndef WM_APPCOMMAND
#define WM_APPCOMMAND 0x319
#endif
#ifndef CF_DIBV5
#define CF_DIBV5 17
#endif
/* Define some combinations of GdkDebugFlags */
#define GDK_DEBUG_EVENTS_OR_COLORMAP (GDK_DEBUG_EVENTS|GDK_DEBUG_COLORMAP)
#define GDK_DEBUG_EVENTS_OR_INPUT (GDK_DEBUG_EVENTS|GDK_DEBUG_INPUT)
#define GDK_DEBUG_PIXMAP_OR_COLORMAP (GDK_DEBUG_PIXMAP|GDK_DEBUG_COLORMAP)
#define GDK_DEBUG_MISC_OR_COLORMAP (GDK_DEBUG_MISC|GDK_DEBUG_COLORMAP)
#define GDK_DEBUG_MISC_OR_EVENTS (GDK_DEBUG_MISC|GDK_DEBUG_EVENTS)
#define GDK_TYPE_GC_WIN32 (_gdk_gc_win32_get_type ())
#define GDK_GC_WIN32(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_GC_WIN32, GdkGCWin32))
#define GDK_GC_WIN32_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_GC_WIN32, GdkGCWin32Class))
#define GDK_IS_GC_WIN32(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_GC_WIN32))
#define GDK_IS_GC_WIN32_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_GC_WIN32))
#define GDK_GC_WIN32_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_GC_WIN32, GdkGCWin32Class))
//#define GDK_WINDOW_SCREEN(win) (_gdk_screen)
GdkScreen *GDK_WINDOW_SCREEN(GObject *win);
#define GDK_WINDOW_IS_WIN32(win) (GDK_IS_WINDOW_IMPL_WIN32 (((GdkWindowObject *)win)->impl))
typedef struct _GdkColormapPrivateWin32 GdkColormapPrivateWin32;
typedef struct _GdkCursorPrivate GdkCursorPrivate;
typedef struct _GdkWin32SingleFont GdkWin32SingleFont;
typedef struct _GdkFontPrivateWin32 GdkFontPrivateWin32;
typedef struct _GdkGCWin32 GdkGCWin32;
typedef struct _GdkGCWin32Class GdkGCWin32Class;
struct _GdkCursorPrivate
{
GdkCursor cursor;
HCURSOR hcursor;
};
struct _GdkWin32SingleFont
{
HFONT hfont;
UINT charset;
UINT codepage;
FONTSIGNATURE fs;
};
#ifndef GDK_DISABLE_DEPRECATED
struct _GdkFontPrivateWin32
{
GdkFontPrivate base;
GSList *fonts; /* List of GdkWin32SingleFonts */
GSList *names;
};
#endif /* GDK_DISABLE_DEPRECATED */
struct _GdkVisualClass
{
GObjectClass parent_class;
};
typedef enum {
GDK_WIN32_PE_STATIC,
GDK_WIN32_PE_AVAILABLE,
GDK_WIN32_PE_INUSE
} GdkWin32PalEntryState;
struct _GdkColormapPrivateWin32
{
HPALETTE hpal;
gint current_size; /* Current size of hpal */
GdkWin32PalEntryState *use;
gint private_val;
GHashTable *hash;
GdkColorInfo *info;
};
struct _GdkGCWin32
{
GdkGC parent_instance;
/* A Windows Device Context (DC) is not equivalent to an X11
* GC. We can use a DC only in the window for which it was
* allocated, or (in the case of a memory DC) with the bitmap that
* has been selected into it. Thus, we have to release and
* reallocate a DC each time the GdkGC is used to paint into a new
* window or pixmap. We thus keep all the necessary values in the
* GdkGCWin32 object.
*/
HRGN hcliprgn;
GdkGCValuesMask values_mask;
GdkFont *font;
gint rop2;
GdkSubwindowMode subwindow_mode;
gint graphics_exposures;
gint pen_width;
DWORD pen_style;
GdkLineStyle line_style;
GdkCapStyle cap_style;
GdkJoinStyle join_style;
DWORD *pen_dashes; /* use for PS_USERSTYLE or step-by-step rendering */
gint pen_num_dashes;
gint pen_dash_offset;
HBRUSH pen_hbrbg;
/* Following fields are valid while the GC exists as a Windows DC */
HDC hdc;
int saved_dc;
HPALETTE holdpal;
};
struct _GdkGCWin32Class
{
GdkGCClass parent_class;
};
GType _gdk_gc_win32_get_type (void);
gulong _gdk_win32_get_next_tick (gulong suggested_tick);
void _gdk_window_init_position (GdkWindow *window);
void _gdk_window_move_resize_child (GdkWindow *window,
gint x,
gint y,
gint width,
gint height);
/* GdkWindowImpl methods */
void _gdk_win32_window_scroll (GdkWindow *window,
gint dx,
gint dy);
void _gdk_win32_window_move_region (GdkWindow *window,
const GdkRegion *region,
gint dx,
gint dy);
void _gdk_win32_windowing_window_get_offsets (GdkWindow *window,
gint *x_offset,
gint *y_offset);
void _gdk_win32_selection_init (void);
void _gdk_win32_dnd_exit (void);
void gdk_win32_handle_table_insert (HANDLE *handle,
gpointer data);
void gdk_win32_handle_table_remove (HANDLE handle);
GdkGC *_gdk_win32_gc_new (GdkDrawable *drawable,
GdkGCValues *values,
GdkGCValuesMask values_mask);
GdkImage *_gdk_win32_get_image (GdkDrawable *drawable,
gint x,
gint y,
gint width,
gint height);
GdkImage *_gdk_win32_copy_to_image (GdkDrawable *drawable,
GdkImage *image,
gint src_x,
gint src_y,
gint dest_x,
gint dest_y,
gint width,
gint height);
void _gdk_win32_blit (gboolean use_fg_bg,
GdkDrawableImplWin32 *drawable,
GdkGC *gc,
GdkDrawable *src,
gint xsrc,
gint ysrc,
gint xdest,
gint ydest,
gint width,
gint height);
COLORREF _gdk_win32_colormap_color (GdkColormap *colormap,
gulong pixel);
HRGN _gdk_win32_bitmap_to_hrgn (GdkPixmap *bitmap);
HRGN _gdk_win32_gdkregion_to_hrgn (const GdkRegion *region,
gint x_origin,
gint y_origin);
GdkRegion *_gdk_win32_hrgn_to_region (HRGN hrgn);
void _gdk_win32_adjust_client_rect (GdkWindow *window,
RECT *RECT);
void _gdk_selection_property_delete (GdkWindow *);
void _gdk_dropfiles_store (gchar *data);
void _gdk_wchar_text_handle (GdkFont *font,
const wchar_t *wcstr,
int wclen,
void (*handler)(GdkWin32SingleFont *,
const wchar_t *,
int,
void *),
void *arg);
void _gdk_push_modal_window (GdkWindow *window);
void _gdk_remove_modal_window (GdkWindow *window);
GdkWindow *_gdk_modal_current (void);
#ifdef G_ENABLE_DEBUG
gchar *_gdk_win32_color_to_string (const GdkColor *color);
void _gdk_win32_print_paletteentries (const PALETTEENTRY *pep,
const int nentries);
void _gdk_win32_print_system_palette (void);
void _gdk_win32_print_hpalette (HPALETTE hpal);
void _gdk_win32_print_dc (HDC hdc);
gchar *_gdk_win32_cap_style_to_string (GdkCapStyle cap_style);
gchar *_gdk_win32_fill_style_to_string (GdkFill fill);
gchar *_gdk_win32_function_to_string (GdkFunction function);
gchar *_gdk_win32_join_style_to_string (GdkJoinStyle join_style);
gchar *_gdk_win32_line_style_to_string (GdkLineStyle line_style);
gchar *_gdk_win32_drag_protocol_to_string (GdkDragProtocol protocol);
gchar *_gdk_win32_gcvalues_mask_to_string (GdkGCValuesMask mask);
gchar *_gdk_win32_window_state_to_string (GdkWindowState state);
gchar *_gdk_win32_window_style_to_string (LONG style);
gchar *_gdk_win32_window_exstyle_to_string (LONG style);
gchar *_gdk_win32_window_pos_bits_to_string (UINT flags);
gchar *_gdk_win32_drag_action_to_string (GdkDragAction actions);
gchar *_gdk_win32_drawable_description (GdkDrawable *d);
gchar *_gdk_win32_rop2_to_string (int rop2);
gchar *_gdk_win32_lbstyle_to_string (UINT brush_style);
gchar *_gdk_win32_pstype_to_string (DWORD pen_style);
gchar *_gdk_win32_psstyle_to_string (DWORD pen_style);
gchar *_gdk_win32_psendcap_to_string (DWORD pen_style);
gchar *_gdk_win32_psjoin_to_string (DWORD pen_style);
gchar *_gdk_win32_message_to_string (UINT msg);
gchar *_gdk_win32_key_to_string (LONG lParam);
gchar *_gdk_win32_cf_to_string (UINT format);
gchar *_gdk_win32_data_to_string (const guchar*data,
int nbytes);
gchar *_gdk_win32_rect_to_string (const RECT *rect);
gchar *_gdk_win32_gdkrectangle_to_string (const GdkRectangle *rect);
gchar *_gdk_win32_gdkregion_to_string (const GdkRegion *box);
void _gdk_win32_print_event (const GdkEvent *event);
#endif
gchar *_gdk_win32_last_error_string (void);
void _gdk_win32_api_failed (const gchar *where,
const gchar *api);
void _gdk_other_api_failed (const gchar *where,
const gchar *api);
#define WIN32_API_FAILED(api) _gdk_win32_api_failed (G_STRLOC , api)
#define WIN32_GDI_FAILED(api) WIN32_API_FAILED (api)
#define OTHER_API_FAILED(api) _gdk_other_api_failed (G_STRLOC, api)
/* These two macros call a GDI or other Win32 API and if the return
* value is zero or NULL, print a warning message. The majority of GDI
* calls return zero or NULL on failure. The value of the macros is nonzero
* if the call succeeded, zero otherwise.
*/
#define GDI_CALL(api, arglist) (api arglist ? 1 : (WIN32_GDI_FAILED (#api), 0))
#define API_CALL(api, arglist) (api arglist ? 1 : (WIN32_API_FAILED (#api), 0))
extern LRESULT CALLBACK _gdk_win32_window_procedure (HWND, UINT, WPARAM, LPARAM);
extern GdkWindow *_gdk_root;
extern GdkDisplay *_gdk_display;
extern GdkScreen *_gdk_screen;
extern gint _gdk_num_monitors;
typedef struct _GdkWin32Monitor GdkWin32Monitor;
struct _GdkWin32Monitor
{
gchar *name;
gint width_mm, height_mm;
GdkRectangle rect;
};
extern GdkWin32Monitor *_gdk_monitors;
/* Offsets to add to Windows coordinates (which are relative to the
* primary monitor's origin, and thus might be negative for monitors
* to the left and/or above the primary monitor) to get GDK
* coordinates, which should be non-negative on the whole screen.
*/
extern gint _gdk_offset_x, _gdk_offset_y;
extern HDC _gdk_display_hdc;
extern HINSTANCE _gdk_dll_hinstance;
extern HINSTANCE _gdk_app_hmodule;
/* These are thread specific, but GDK/win32 works OK only when invoked
* from a single thread anyway.
*/
extern HKL _gdk_input_locale;
extern gboolean _gdk_input_locale_is_ime;
extern UINT _gdk_input_codepage;
extern guint _gdk_keymap_serial;
extern gboolean _gdk_keyboard_has_altgr;
extern guint _scancode_rshift;
/* GdkAtoms: properties, targets and types */
extern GdkAtom _gdk_selection;
extern GdkAtom _wm_transient_for;
extern GdkAtom _targets;
extern GdkAtom _delete;
extern GdkAtom _save_targets;
extern GdkAtom _utf8_string;
extern GdkAtom _text;
extern GdkAtom _compound_text;
extern GdkAtom _text_uri_list;
extern GdkAtom _text_html;
extern GdkAtom _image_png;
extern GdkAtom _image_jpeg;
extern GdkAtom _image_bmp;
extern GdkAtom _image_gif;
/* DND selections */
extern GdkAtom _local_dnd;
extern GdkAtom _gdk_win32_dropfiles;
extern GdkAtom _gdk_ole2_dnd;
/* Clipboard formats */
extern UINT _cf_png;
extern UINT _cf_jfif;
extern UINT _cf_gif;
extern UINT _cf_url;
extern UINT _cf_html_format;
extern UINT _cf_text_html;
/* OLE-based DND state */
typedef enum {
GDK_WIN32_DND_NONE,
GDK_WIN32_DND_PENDING,
GDK_WIN32_DND_DROPPED,
GDK_WIN32_DND_FAILED,
GDK_WIN32_DND_DRAGGING,
} GdkWin32DndState;
extern GdkWin32DndState _dnd_target_state;
extern GdkWin32DndState _dnd_source_state;
void _gdk_win32_dnd_do_dragdrop (void);
void _gdk_win32_ole2_dnd_property_change (GdkAtom type,
gint format,
const guchar *data,
gint nelements);
void _gdk_win32_begin_modal_call (void);
void _gdk_win32_end_modal_call (void);
/* Options */
extern gboolean _gdk_input_ignore_wintab;
extern gint _gdk_max_colors;
#define GDK_WIN32_COLORMAP_DATA(cmap) ((GdkColormapPrivateWin32 *) GDK_COLORMAP (cmap)->windowing_data)
/* TRUE while a modal sizing, moving, or dnd operation is in progress */
extern gboolean _modal_operation_in_progress;
/* TRUE when we are emptying the clipboard ourselves */
extern gboolean _ignore_destroy_clipboard;
/* Mapping from registered clipboard format id (native) to
* corresponding GdkAtom
*/
extern GHashTable *_format_atom_table;
/* Hold the result of a delayed rendering */
extern HGLOBAL _delayed_rendering_data;
HGLOBAL _gdk_win32_selection_convert_to_dib (HGLOBAL hdata,
GdkAtom target);
/* Convert a pixbuf to an HICON (or HCURSOR). Supports alpha under
* Windows XP, thresholds alpha otherwise.
*/
HICON _gdk_win32_pixbuf_to_hicon (GdkPixbuf *pixbuf);
HICON _gdk_win32_pixbuf_to_hcursor (GdkPixbuf *pixbuf,
gint x_hotspot,
gint y_hotspot);
gboolean _gdk_win32_pixbuf_to_hicon_supports_alpha (void);
void _gdk_win32_append_event (GdkEvent *event);
/* Initialization */
void _gdk_windowing_window_init (GdkScreen *screen);
void _gdk_root_window_size_init (void);
void _gdk_monitor_init(void);
void _gdk_visual_init (void);
void _gdk_dnd_init (void);
void _gdk_windowing_image_init (void);
void _gdk_events_init (void);
void _gdk_input_init (GdkDisplay *display);
#endif /* __GDK_PRIVATE_WIN32_H__ */
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