/* 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 <gdk/win32/gdkwin32keys.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 WM_MOUSEHWHEEL

#define WM_MOUSEHWHEEL 0x20E

#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);

gboolean   _gdk_modal_blocked       (GdkWindow *window);

#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;

/* 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;

extern HWND		_modal_move_resize_window;

/* 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);

void _gdk_win32_emit_configure_event (GdkWindow *window);

GdkWindow *_gdk_win32_find_window_for_mouse_event (GdkWindow* reported_window,

						   MSG*       msg);

guint32    _gdk_win32_keymap_get_decimal_mark    (GdkWin32Keymap *keymap);

gboolean   _gdk_win32_keymap_has_altgr           (GdkWin32Keymap *keymap);

guint8     _gdk_win32_keymap_get_active_group    (GdkWin32Keymap *keymap);

guint8     _gdk_win32_keymap_get_rshift_scancode (GdkWin32Keymap *keymap);

void       _gdk_win32_keymap_set_active_layout   (GdkWin32Keymap *keymap,

                                                  HKL             hkl);

/* 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__ */