Pileus Git - ~andy/gtk/blob - gdk/win32/gdkprivate-win32.h

   1 /* GDK - The GIMP Drawing Kit
   2  * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 /*
  19  * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
  20  * file for a list of people on the GTK+ Team.  See the ChangeLog
  21  * files for a list of changes.  These files are distributed with
  22  * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
  23  */
  24
  25 #ifndef __GDK_PRIVATE_WIN32_H__
  26 #define __GDK_PRIVATE_WIN32_H__
  27
  28 #ifndef WINVER
  29 #define WINVER 0x0500
  30 #endif
  31
  32 #ifndef _WIN32_WINNT
  33 #define _WIN32_WINNT WINVER
  34 #endif
  35
  36 #include <gdk/gdkprivate.h>
  37 #include <gdk/gdkcursorprivate.h>
  38 #include <gdk/win32/gdkwindow-win32.h>
  39
  40 #include "gdkinternals.h"
  41
  42 #include "config.h"
  43
  44 /* Make up for some minor w32api or MSVC6 header lossage */
  45
  46 #ifndef PS_JOIN_MASK
  47 #define PS_JOIN_MASK (PS_JOIN_BEVEL|PS_JOIN_MITER|PS_JOIN_ROUND)
  48 #endif
  49
  50 #ifndef FS_VIETNAMESE
  51 #define FS_VIETNAMESE 0x100
  52 #endif
  53
  54 #ifndef WM_GETOBJECT
  55 #define WM_GETOBJECT 0x3D
  56 #endif
  57 #ifndef WM_NCXBUTTONDOWN
  58 #define WM_NCXBUTTONDOWN 0xAB
  59 #endif
  60 #ifndef WM_NCXBUTTONUP
  61 #define WM_NCXBUTTONUP 0xAC
  62 #endif
  63 #ifndef WM_NCXBUTTONDBLCLK
  64 #define WM_NCXBUTTONDBLCLK 0xAD
  65 #endif
  66 #ifndef WM_CHANGEUISTATE
  67 #define WM_CHANGEUISTATE 0x127
  68 #endif
  69 #ifndef WM_UPDATEUISTATE
  70 #define WM_UPDATEUISTATE 0x128
  71 #endif
  72 #ifndef WM_QUERYUISTATE
  73 #define WM_QUERYUISTATE 0x129
  74 #endif
  75 #ifndef WM_XBUTTONDOWN
  76 #define WM_XBUTTONDOWN 0x20B
  77 #endif
  78 #ifndef WM_XBUTTONUP
  79 #define WM_XBUTTONUP 0x20C
  80 #endif
  81 #ifndef WM_XBUTTONDBLCLK
  82 #define WM_XBUTTONDBLCLK 0x20D
  83 #endif
  84 #ifndef WM_NCMOUSEHOVER
  85 #define WM_NCMOUSEHOVER 0x2A0
  86 #endif
  87 #ifndef WM_NCMOUSELEAVE
  88 #define WM_NCMOUSELEAVE 0x2A2
  89 #endif
  90 #ifndef WM_APPCOMMAND
  91 #define WM_APPCOMMAND 0x319
  92 #endif
  93
  94 #ifndef CF_DIBV5
  95 #define CF_DIBV5 17
  96 #endif
  97
  98
  99 /* Define some combinations of GdkDebugFlags */
 100 #define GDK_DEBUG_EVENTS_OR_INPUT (GDK_DEBUG_EVENTS|GDK_DEBUG_INPUT)
 101 #define GDK_DEBUG_MISC_OR_EVENTS (GDK_DEBUG_MISC|GDK_DEBUG_EVENTS)
 102
 103 GdkScreen *GDK_WINDOW_SCREEN(GObject *win);
 104
 105 #define GDK_WINDOW_IS_WIN32(win)        (GDK_IS_WINDOW_IMPL_WIN32 (win->impl))
 106
 107 typedef struct _GdkColormapPrivateWin32 GdkColormapPrivateWin32;
 108 typedef struct _GdkWin32SingleFont      GdkWin32SingleFont;
 109
 110 struct _GdkWin32Cursor
 111 {
 112   GdkCursor cursor;
 113   HCURSOR hcursor;
 114 };
 115
 116 struct _GdkWin32SingleFont
 117 {
 118   HFONT hfont;
 119   UINT charset;
 120   UINT codepage;
 121   FONTSIGNATURE fs;
 122 };
 123
 124 typedef enum {
 125   GDK_WIN32_PE_STATIC,
 126   GDK_WIN32_PE_AVAILABLE,
 127   GDK_WIN32_PE_INUSE
 128 } GdkWin32PalEntryState;
 129
 130 struct _GdkColormapPrivateWin32
 131 {
 132   HPALETTE hpal;
 133   gint current_size;            /* Current size of hpal */
 134   GdkWin32PalEntryState *use;
 135   gint private_val;
 136
 137   GHashTable *hash;
 138   GdkColorInfo *info;
 139 };
 140
 141 GType _gdk_gc_win32_get_type (void);
 142
 143 gulong _gdk_win32_get_next_tick (gulong suggested_tick);
 144
 145 void _gdk_window_init_position     (GdkWindow *window);
 146 void _gdk_window_move_resize_child (GdkWindow *window,
 147                                     gint       x,
 148                                     gint       y,
 149                                     gint       width,
 150                                     gint       height);
 151
 152 /* GdkWindowImpl methods */
 153 void _gdk_win32_window_scroll (GdkWindow *window,
 154                                gint       dx,
 155                                gint       dy);
 156 void _gdk_win32_window_move_region (GdkWindow       *window,
 157                                     const cairo_region_t *region,
 158                                     gint             dx,
 159                                     gint             dy);
 160
 161
 162 void _gdk_win32_selection_init (void);
 163 void _gdk_win32_dnd_exit (void);
 164
 165 GdkDragProtocol _gdk_win32_window_get_drag_protocol (GdkWindow *window,
 166                                                      GdkWindow **target);
 167
 168 void     gdk_win32_handle_table_insert  (HANDLE   *handle,
 169                                          gpointer data);
 170 void     gdk_win32_handle_table_remove  (HANDLE handle);
 171
 172 HRGN      _gdk_win32_cairo_region_to_hrgn (const cairo_region_t *region,
 173                                            gint                  x_origin,
 174                                            gint                  y_origin);
 175
 176 cairo_region_t *_gdk_win32_hrgn_to_region    (HRGN hrgn);
 177
 178 void    _gdk_win32_adjust_client_rect   (GdkWindow *window,
 179                                          RECT      *RECT);
 180
 181 void    _gdk_selection_property_delete (GdkWindow *);
 182
 183 void    _gdk_dropfiles_store (gchar *data);
 184
 185 void       _gdk_push_modal_window   (GdkWindow *window);
 186 void       _gdk_remove_modal_window (GdkWindow *window);
 187 GdkWindow *_gdk_modal_current       (void);
 188 gboolean   _gdk_modal_blocked       (GdkWindow *window);
 189
 190 #ifdef G_ENABLE_DEBUG
 191 gchar *_gdk_win32_color_to_string      (const GdkColor *color);
 192 void   _gdk_win32_print_paletteentries (const PALETTEENTRY *pep,
 193                                         const int           nentries);
 194 void   _gdk_win32_print_system_palette (void);
 195 void   _gdk_win32_print_hpalette       (HPALETTE     hpal);
 196 void   _gdk_win32_print_dc             (HDC          hdc);
 197
 198 gchar *_gdk_win32_drag_protocol_to_string (GdkDragProtocol protocol);
 199 gchar *_gdk_win32_window_state_to_string (GdkWindowState state);
 200 gchar *_gdk_win32_window_style_to_string (LONG style);
 201 gchar *_gdk_win32_window_exstyle_to_string (LONG style);
 202 gchar *_gdk_win32_window_pos_bits_to_string (UINT flags);
 203 gchar *_gdk_win32_drag_action_to_string (GdkDragAction actions);
 204 gchar *_gdk_win32_window_description (GdkWindow *d);
 205
 206 gchar *_gdk_win32_rop2_to_string       (int          rop2);
 207 gchar *_gdk_win32_lbstyle_to_string    (UINT         brush_style);
 208 gchar *_gdk_win32_pstype_to_string     (DWORD        pen_style);
 209 gchar *_gdk_win32_psstyle_to_string    (DWORD        pen_style);
 210 gchar *_gdk_win32_psendcap_to_string   (DWORD        pen_style);
 211 gchar *_gdk_win32_psjoin_to_string     (DWORD        pen_style);
 212 gchar *_gdk_win32_message_to_string    (UINT         msg);
 213 gchar *_gdk_win32_key_to_string        (LONG         lParam);
 214 gchar *_gdk_win32_cf_to_string         (UINT         format);
 215 gchar *_gdk_win32_data_to_string       (const guchar*data,
 216                                         int          nbytes);
 217 gchar *_gdk_win32_rect_to_string       (const RECT  *rect);
 218
 219 gchar *_gdk_win32_gdkrectangle_to_string (const GdkRectangle *rect);
 220 gchar *_gdk_win32_cairo_region_to_string (const cairo_region_t    *box);
 221
 222 void   _gdk_win32_print_event            (const GdkEvent     *event);
 223
 224 #endif
 225
 226 gchar  *_gdk_win32_last_error_string (void);
 227 void    _gdk_win32_api_failed        (const gchar *where,
 228                                      const gchar *api);
 229 void    _gdk_other_api_failed        (const gchar *where,
 230                                      const gchar *api);
 231
 232 #define WIN32_API_FAILED(api) _gdk_win32_api_failed (G_STRLOC , api)
 233 #define WIN32_GDI_FAILED(api) WIN32_API_FAILED (api)
 234 #define OTHER_API_FAILED(api) _gdk_other_api_failed (G_STRLOC, api)
 235
 236 /* These two macros call a GDI or other Win32 API and if the return
 237  * value is zero or NULL, print a warning message. The majority of GDI
 238  * calls return zero or NULL on failure. The value of the macros is nonzero
 239  * if the call succeeded, zero otherwise.
 240  */
 241
 242 #define GDI_CALL(api, arglist) (api arglist ? 1 : (WIN32_GDI_FAILED (#api), 0))
 243 #define API_CALL(api, arglist) (api arglist ? 1 : (WIN32_API_FAILED (#api), 0))
 244
 245 extern LRESULT CALLBACK _gdk_win32_window_procedure (HWND, UINT, WPARAM, LPARAM);
 246
 247 extern GdkWindow        *_gdk_root;
 248
 249 extern GdkDisplay       *_gdk_display;
 250 extern GdkScreen        *_gdk_screen;
 251
 252 extern gint              _gdk_num_monitors;
 253 typedef struct _GdkWin32Monitor GdkWin32Monitor;
 254 struct _GdkWin32Monitor
 255 {
 256   gchar *name;
 257   gint width_mm, height_mm;
 258   GdkRectangle rect;
 259 };
 260 extern GdkWin32Monitor  *_gdk_monitors;
 261
 262 /* Offsets to add to Windows coordinates (which are relative to the
 263  * primary monitor's origin, and thus might be negative for monitors
 264  * to the left and/or above the primary monitor) to get GDK
 265  * coordinates, which should be non-negative on the whole screen.
 266  */
 267 extern gint              _gdk_offset_x, _gdk_offset_y;
 268
 269 extern HDC               _gdk_display_hdc;
 270 extern HINSTANCE         _gdk_dll_hinstance;
 271 extern HINSTANCE         _gdk_app_hmodule;
 272
 273 /* These are thread specific, but GDK/win32 works OK only when invoked
 274  * from a single thread anyway.
 275  */
 276 extern HKL               _gdk_input_locale;
 277 extern gboolean          _gdk_input_locale_is_ime;
 278 extern UINT              _gdk_input_codepage;
 279
 280 extern guint             _gdk_keymap_serial;
 281 extern gboolean          _gdk_keyboard_has_altgr;
 282 extern guint             _scancode_rshift;
 283
 284 /* GdkAtoms: properties, targets and types */
 285 extern GdkAtom           _gdk_selection;
 286 extern GdkAtom           _wm_transient_for;
 287 extern GdkAtom           _targets;
 288 extern GdkAtom           _delete;
 289 extern GdkAtom           _save_targets;
 290 extern GdkAtom           _utf8_string;
 291 extern GdkAtom           _text;
 292 extern GdkAtom           _compound_text;
 293 extern GdkAtom           _text_uri_list;
 294 extern GdkAtom           _text_html;
 295 extern GdkAtom           _image_png;
 296 extern GdkAtom           _image_jpeg;
 297 extern GdkAtom           _image_bmp;
 298 extern GdkAtom           _image_gif;
 299
 300 /* DND selections */
 301 extern GdkAtom           _local_dnd;
 302 extern GdkAtom           _gdk_win32_dropfiles;
 303 extern GdkAtom           _gdk_ole2_dnd;
 304
 305 /* Clipboard formats */
 306 extern UINT              _cf_png;
 307 extern UINT              _cf_jfif;
 308 extern UINT              _cf_gif;
 309 extern UINT              _cf_url;
 310 extern UINT              _cf_html_format;
 311 extern UINT              _cf_text_html;
 312
 313 /* OLE-based DND state */
 314 typedef enum {
 315   GDK_WIN32_DND_NONE,
 316   GDK_WIN32_DND_PENDING,
 317   GDK_WIN32_DND_DROPPED,
 318   GDK_WIN32_DND_FAILED,
 319   GDK_WIN32_DND_DRAGGING,
 320 } GdkWin32DndState;
 321
 322 extern GdkWin32DndState  _dnd_target_state;
 323 extern GdkWin32DndState  _dnd_source_state;
 324
 325 void _gdk_win32_dnd_do_dragdrop (void);
 326 void _gdk_win32_ole2_dnd_property_change (GdkAtom       type,
 327                                           gint          format,
 328                                           const guchar *data,
 329                                           gint          nelements);
 330
 331 void  _gdk_win32_begin_modal_call (void);
 332 void  _gdk_win32_end_modal_call (void);
 333
 334
 335 /* Options */
 336 extern gboolean          _gdk_input_ignore_wintab;
 337 extern gint              _gdk_max_colors;
 338
 339 #define GDK_WIN32_COLORMAP_DATA(cmap) ((GdkColormapPrivateWin32 *) GDK_COLORMAP (cmap)->windowing_data)
 340
 341 /* TRUE while a modal sizing, moving, or dnd operation is in progress */
 342 extern gboolean         _modal_operation_in_progress;
 343
 344 extern HWND             _modal_move_resize_window;
 345
 346 /* TRUE when we are emptying the clipboard ourselves */
 347 extern gboolean         _ignore_destroy_clipboard;
 348
 349 /* Mapping from registered clipboard format id (native) to
 350  * corresponding GdkAtom
 351  */
 352 extern GHashTable       *_format_atom_table;
 353
 354 /* Hold the result of a delayed rendering */
 355 extern HGLOBAL          _delayed_rendering_data;
 356
 357 extern HCURSOR _gdk_win32_grab_cursor;
 358
 359 HGLOBAL _gdk_win32_selection_convert_to_dib (HGLOBAL  hdata,
 360                                              GdkAtom  target);
 361
 362 /* Convert a pixbuf to an HICON (or HCURSOR).  Supports alpha under
 363  * Windows XP, thresholds alpha otherwise.
 364  */
 365 HICON _gdk_win32_pixbuf_to_hicon   (GdkPixbuf *pixbuf);
 366 HICON _gdk_win32_pixbuf_to_hcursor (GdkPixbuf *pixbuf,
 367                                     gint       x_hotspot,
 368                                     gint       y_hotspot);
 369 gboolean _gdk_win32_pixbuf_to_hicon_supports_alpha (void);
 370
 371 /* GdkDisplay member functions */
 372 GdkCursor *_gdk_win32_display_get_cursor_for_type (GdkDisplay   *display,
 373                                                    GdkCursorType cursor_type);
 374 GdkCursor *_gdk_win32_display_get_cursor_for_name (GdkDisplay  *display,
 375                                                    const gchar *name);
 376 GdkCursor *_gdk_win32_display_get_cursor_for_pixbuf (GdkDisplay *display,
 377                                                      GdkPixbuf  *pixbuf,
 378                                                      gint        x,
 379                                                      gint        y);
 380 void     _gdk_win32_display_get_default_cursor_size (GdkDisplay  *display,
 381                                                      guint       *width,
 382                                                      guint       *height);
 383 void     _gdk_win32_display_get_maximal_cursor_size (GdkDisplay  *display,
 384                                                      guint       *width,
 385                                                      guint       *height);
 386 gboolean _gdk_win32_display_supports_cursor_alpha (GdkDisplay    *display);
 387 gboolean _gdk_win32_display_supports_cursor_color (GdkDisplay    *display);
 388
 389 GList *_gdk_win32_display_list_devices (GdkDisplay *dpy);
 390
 391 gboolean _gdk_win32_display_has_pending (GdkDisplay *display);
 392 void _gdk_win32_display_queue_events (GdkDisplay *display);
 393
 394 gboolean _gdk_win32_selection_owner_set_for_display (GdkDisplay *display,
 395                                                      GdkWindow  *owner,
 396                                                      GdkAtom     selection,
 397                                                      guint32     time,
 398                                                      gboolean    send_event);
 399 GdkWindow *_gdk_win32_display_get_selection_owner   (GdkDisplay *display,
 400                                                      GdkAtom     selection);
 401 gboolean   _gdk_win32_display_set_selection_owner   (GdkDisplay *display,
 402                                                      GdkWindow  *owner,
 403                                                      GdkAtom     selection,
 404                                                      guint32     time,
 405                                                      gboolean    send_event);
 406 void       _gdk_win32_display_send_selection_notify (GdkDisplay      *display,
 407                                                      GdkWindow       *requestor,
 408                                                      GdkAtom          selection,
 409                                                      GdkAtom          target,
 410                                                      GdkAtom          property,
 411                                                      guint32          time);
 412 gint      _gdk_win32_display_get_selection_property (GdkDisplay *display,
 413                                                      GdkWindow  *requestor,
 414                                                      guchar    **data,
 415                                                      GdkAtom    *ret_type,
 416                                                      gint       *ret_format);
 417 void      _gdk_win32_display_convert_selection (GdkDisplay *display,
 418                                                 GdkWindow *requestor,
 419                                                 GdkAtom    selection,
 420                                                 GdkAtom    target,
 421                                                 guint32    time);
 422 gint      _gdk_win32_display_text_property_to_utf8_list (GdkDisplay    *display,
 423                                                          GdkAtom        encoding,
 424                                                          gint           format,
 425                                                          const guchar  *text,
 426                                                          gint           length,
 427                                                          gchar       ***list);
 428 gchar     *_gdk_win32_display_utf8_to_string_target (GdkDisplay *display, const gchar *str);
 429
 430 GdkKeymap *_gdk_win32_display_get_keymap (GdkDisplay *display);
 431
 432 void       _gdk_win32_display_create_window_impl   (GdkDisplay    *display,
 433                                                     GdkWindow     *window,
 434                                                     GdkWindow     *real_parent,
 435                                                     GdkScreen     *screen,
 436                                                     GdkEventMask   event_mask,
 437                                                     GdkWindowAttr *attributes,
 438                                                     gint           attributes_mask);
 439
 440 /* stray GdkWindowImplWin32 members */
 441 void _gdk_win32_window_register_dnd (GdkWindow *window);
 442 GdkDragContext *_gdk_win32_window_drag_begin (GdkWindow *window, GdkDevice *device, GList *targets);
 443 gboolean _gdk_win32_window_simulate_key (GdkWindow      *window,
 444                                   gint            x,
 445                                   gint            y,
 446                                   guint           keyval,
 447                                   GdkModifierType modifiers,
 448                                   GdkEventType    key_pressrelease);
 449 gboolean _gdk_win32_window_simulate_button (GdkWindow      *window,
 450                                      gint            x,
 451                                      gint            y,
 452                                      guint           button, /*1..3*/
 453                                      GdkModifierType modifiers,
 454                                      GdkEventType    button_pressrelease);
 455
 456 gint _gdk_win32_window_get_property (GdkWindow   *window,
 457                                      GdkAtom      property,
 458                                      GdkAtom      type,
 459                                      gulong       offset,
 460                                      gulong       length,
 461                                      gint         pdelete,
 462                                      GdkAtom     *actual_property_type,
 463                                      gint        *actual_format_type,
 464                                      gint        *actual_length,
 465                                      guchar     **data);
 466 void _gdk_win32_window_change_property (GdkWindow    *window,
 467                                         GdkAtom       property,
 468                                         GdkAtom       type,
 469                                         gint          format,
 470                                         GdkPropMode   mode,
 471                                         const guchar *data,
 472                                         gint          nelements);
 473 void _gdk_win32_window_delete_property (GdkWindow *window, GdkAtom    property);
 474
 475 /* Stray GdkWin32Screen members */
 476 GdkVisual *_gdk_win32_screen_get_system_visual (GdkScreen *screen);
 477 gboolean _gdk_win32_screen_get_setting (GdkScreen   *screen, const gchar *name, GValue *value);
 478 gint _gdk_win32_screen_visual_get_best_depth (GdkScreen *screen);
 479 GdkVisualType _gdk_win32_screen_visual_get_best_type (GdkScreen *screen);
 480 GdkVisual *_gdk_win32_screen_visual_get_best (GdkScreen *screen);
 481 GdkVisual *_gdk_win32_screen_visual_get_best_with_depth (GdkScreen *screen, gint depth);
 482 GdkVisual *_gdk_win32_screen_visual_get_best_with_type (GdkScreen *screen, GdkVisualType visual_type);
 483 GdkVisual *_gdk_win32_screen_visual_get_best_with_both (GdkScreen *screen, gint depth, GdkVisualType visual_type);
 484 void _gdk_win32_screen_query_depths  (GdkScreen *screen, gint **depths, gint  *count);
 485 void _gdk_win32_screen_query_visual_types (GdkScreen      *screen,
 486                                            GdkVisualType **visual_types,
 487                                            gint           *count);
 488 GList *_gdk_win32_screen_list_visuals (GdkScreen *screen);
 489
 490 /* Distributed display manager implementation */
 491 GdkDisplay *_gdk_win32_display_open (const gchar *display_name);
 492 GdkAtom _gdk_win32_display_manager_atom_intern (GdkDisplayManager *manager,
 493                                                 const gchar *atom_name,
 494                                                 gint         only_if_exists);
 495 gchar *_gdk_win32_display_manager_get_atom_name (GdkDisplayManager *manager,
 496                                                  GdkAtom            atom);
 497 void _gdk_win32_append_event (GdkEvent *event);
 498 void _gdk_win32_emit_configure_event (GdkWindow *window);
 499
 500 /* Initialization */
 501 void _gdk_win32_windowing_init (void);
 502 void _gdk_windowing_window_init (GdkScreen *screen);
 503 void _gdk_root_window_size_init (void);
 504 void _gdk_monitor_init(void);
 505 void _gdk_visual_init (void);
 506 void _gdk_dnd_init    (void);
 507 void _gdk_events_init (void);
 508 void _gdk_input_init  (GdkDisplay *display);
 509 void _gdk_input_wintab_init_check (GdkDeviceManager *device_manager);
 510
 511 #endif /* __GDK_PRIVATE_WIN32_H__ */