Pileus Git - ~andy/gtk/blob - gdk/win32/gdkevents-win32.c

   1 /* GDK - The GIMP Drawing Kit
   2  * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
   3  * Copyright (C) 1998-1999 Tor Lillqvist
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18  * Boston, MA 02111-1307, USA.
  19  */
  20
  21 /*
  22  * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
  23  * file for a list of people on the GTK+ Team.  See the ChangeLog
  24  * files for a list of changes.  These files are distributed with
  25  * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
  26  */
  27
  28 #include "config.h"
  29
  30 /* Cannot use TrackMouseEvent, as the stupid WM_MOUSELEAVE message
  31  * doesn't tell us where the mouse has gone. Thus we cannot use it to
  32  * generate a correct GdkNotifyType. Pity, as using TrackMouseEvent
  33  * otherwise would make it possible to reliably generate
  34  * GDK_LEAVE_NOTIFY events, which would help get rid of those pesky
  35  * tooltips sometimes popping up in the wrong place.
  36  */
  37 /* define USE_TRACKMOUSEEVENT */
  38
  39 /* Do use SetCapture, it works now. Thanks to jpe@archaeopteryx.com */
  40 #define USE_SETCAPTURE 1
  41
  42 #include <stdio.h>
  43
  44 #include "gdkprivate-win32.h"
  45
  46 #include <objbase.h>
  47 #include <imm.h>
  48
  49 #ifdef HAVE_DIMM_H
  50 #include <dimm.h>
  51 #else
  52 #include "surrogate-dimm.h"
  53 #endif
  54
  55 #include "gdk.h"
  56 #include "gdkinternals.h"
  57 #include "gdkinput-win32.h"
  58
  59 #include "gdkkeysyms.h"
  60
  61 #define PING() printf("%s: %d\n",__FILE__,__LINE__),fflush(stdout)
  62
  63 typedef struct _GdkIOClosure GdkIOClosure;
  64 typedef struct _GdkEventPrivate GdkEventPrivate;
  65
  66 typedef enum
  67 {
  68   /* Following flag is set for events on the event queue during
  69    * translation and cleared afterwards.
  70    */
  71   GDK_EVENT_PENDING = 1 << 0
  72 } GdkEventFlags;
  73
  74 struct _GdkIOClosure
  75 {
  76   GdkInputFunction function;
  77   GdkInputCondition condition;
  78   GdkDestroyNotify notify;
  79   gpointer data;
  80 };
  81
  82 struct _GdkEventPrivate
  83 {
  84   GdkEvent event;
  85   guint    flags;
  86 };
  87
  88 /*
  89  * Private function declarations
  90  */
  91
  92 static GdkFilterReturn
  93                  gdk_event_apply_filters(MSG      *msg,
  94                                          GdkEvent *event,
  95                                          GList    *filters);
  96 static gboolean  gdk_event_translate    (GdkEvent *event,
  97                                          MSG      *msg,
  98                                          gboolean *ret_val_flagp,
  99                                          gint     *ret_valp,
 100                                          gboolean  return_exposes);
 101
 102 static gboolean gdk_event_prepare  (GSource     *source,
 103                                     gint        *timeout);
 104 static gboolean gdk_event_check    (GSource     *source);
 105 static gboolean gdk_event_dispatch (GSource     *source,
 106                                     GSourceFunc  callback,
 107                                     gpointer     user_data);
 108
 109 /* Private variable declarations
 110  */
 111
 112 static GdkWindow *p_grab_window = NULL; /* Window that currently
 113                                          * holds the pointer grab
 114                                          */
 115
 116 static GdkWindow *k_grab_window = NULL; /* Window the holds the
 117                                          * keyboard grab
 118                                          */
 119
 120 static GList *client_filters;   /* Filters for client messages */
 121
 122 static gboolean p_grab_automatic;
 123 static GdkEventMask p_grab_mask;
 124 static gboolean p_grab_owner_events, k_grab_owner_events;
 125 static HCURSOR p_grab_cursor;
 126
 127 static GSourceFuncs event_funcs = {
 128   gdk_event_prepare,
 129   gdk_event_check,
 130   gdk_event_dispatch,
 131   NULL
 132 };
 133
 134 GPollFD event_poll_fd;
 135
 136 static GdkWindow *current_window = NULL;
 137 static gint current_x, current_y;
 138 static gdouble current_x_root, current_y_root;
 139 static UINT gdk_ping_msg;
 140 static UINT msh_mousewheel_msg;
 141 static gboolean ignore_wm_char = FALSE;
 142 static gboolean is_altgr_key = FALSE;
 143
 144 static IActiveIMMApp *active_imm_app = NULL;
 145 static IActiveIMMMessagePumpOwner *active_imm_msgpump_owner = NULL;
 146
 147 typedef BOOL (WINAPI *PFN_TrackMouseEvent) (LPTRACKMOUSEEVENT);
 148 static PFN_TrackMouseEvent track_mouse_event = NULL;
 149
 150 static gboolean use_ime_composition = FALSE;
 151
 152 static LRESULT
 153 real_window_procedure (HWND   hwnd,
 154                        UINT   message,
 155                        WPARAM wparam,
 156                        LPARAM lparam)
 157 {
 158   GdkEventPrivate event;
 159   GdkEvent *eventp;
 160   MSG msg;
 161   DWORD pos;
 162   LRESULT lres;
 163   gint ret_val;
 164   gboolean ret_val_flag;
 165
 166   msg.hwnd = hwnd;
 167   msg.message = message;
 168   msg.wParam = wparam;
 169   msg.lParam = lparam;
 170   msg.time = GetTickCount ();
 171   pos = GetMessagePos ();
 172   msg.pt.x = LOWORD (pos);
 173   msg.pt.y = HIWORD (pos);
 174
 175   event.flags = GDK_EVENT_PENDING;
 176   if (gdk_event_translate (&event.event, &msg, &ret_val_flag, &ret_val, FALSE))
 177     {
 178       event.flags &= ~GDK_EVENT_PENDING;
 179 #if 1
 180       if (event.event.any.type == GDK_CONFIGURE)
 181         {
 182           /* Compress configure events */
 183           GList *list = gdk_queued_events;
 184
 185           while (list != NULL
 186                  && (((GdkEvent *)list->data)->any.type != GDK_CONFIGURE
 187                      || ((GdkEvent *)list->data)->any.window != event.event.any.window))
 188             list = list->next;
 189           if (list != NULL)
 190             {
 191               GDK_NOTE (EVENTS, g_print ("... compressing an CONFIGURE event\n"));
 192
 193               *((GdkEvent *)list->data) = event.event;
 194               gdk_drawable_unref (event.event.any.window);
 195               /* Wake up WaitMessage */
 196               PostMessage (NULL, gdk_ping_msg, 0, 0);
 197               return FALSE;
 198             }
 199         }
 200       else if (event.event.any.type == GDK_EXPOSE)
 201         {
 202           /* Compress expose events */
 203           GList *list = gdk_queued_events;
 204
 205           while (list != NULL
 206                  && (((GdkEvent *)list->data)->any.type != GDK_EXPOSE
 207                      || ((GdkEvent *)list->data)->any.window != event.event.any.window))
 208             list = list->next;
 209           if (list != NULL)
 210             {
 211               GdkRectangle u;
 212
 213               GDK_NOTE (EVENTS, g_print ("... compressing an EXPOSE event\n"));
 214               gdk_rectangle_union (&event.event.expose.area,
 215                                    &((GdkEvent *)list->data)->expose.area,
 216                                    &u);
 217               ((GdkEvent *)list->data)->expose.area = u;
 218               gdk_drawable_unref (event.event.any.window);
 219 #if 0
 220               /* Wake up WaitMessage */
 221               PostMessage (NULL, gdk_ping_msg, 0, 0);
 222 #endif
 223               return FALSE;
 224             }
 225         }
 226 #endif
 227       eventp = gdk_event_new ();
 228       *((GdkEventPrivate *) eventp) = event;
 229
 230       /* Philippe Colantoni <colanton@aris.ss.uci.edu> suggests this
 231        * in order to handle events while opaque resizing neatly.  I
 232        * don't want it as default. Set the
 233        * GDK_EVENT_FUNC_FROM_WINDOW_PROC env var to get this
 234        * behaviour.
 235        */
 236       if (gdk_event_func_from_window_proc && gdk_event_func)
 237         {
 238           GDK_THREADS_ENTER ();
 239
 240           (*gdk_event_func) (eventp, gdk_event_data);
 241           gdk_event_free (eventp);
 242
 243           GDK_THREADS_LEAVE ();
 244         }
 245       else
 246         {
 247           gdk_event_queue_append (eventp);
 248 #if 1
 249           /* Wake up WaitMessage */
 250           PostMessage (NULL, gdk_ping_msg, 0, 0);
 251 #endif
 252         }
 253
 254       if (ret_val_flag)
 255         return ret_val;
 256       else
 257         return FALSE;
 258     }
 259
 260   if (ret_val_flag)
 261     return ret_val;
 262   else
 263     {
 264       if (active_imm_app == NULL
 265           || (*active_imm_app->lpVtbl->OnDefWindowProc) (active_imm_app, hwnd, message, wparam, lparam, &lres) == S_FALSE)
 266         return DefWindowProc (hwnd, message, wparam, lparam);
 267       else
 268         return lres;
 269     }
 270 }
 271
 272 LRESULT CALLBACK
 273 gdk_window_procedure (HWND   hwnd,
 274                       UINT   message,
 275                       WPARAM wparam,
 276                       LPARAM lparam)
 277 {
 278   LRESULT retval;
 279
 280   GDK_NOTE (EVENTS, g_print ("gdk_window_procedure: %#lx %s\n",
 281                              (gulong) hwnd, gdk_win32_message_name (message)));
 282
 283   retval = real_window_procedure (hwnd, message, wparam, lparam);
 284
 285   GDK_NOTE (EVENTS, g_print ("gdk_window_procedure: %#lx returns %ld\n",
 286                              (gulong) hwnd, retval));
 287
 288   return retval;
 289 }
 290
 291 void
 292 gdk_events_init (void)
 293 {
 294   GSource *source;
 295   HRESULT hres;
 296 #ifdef USE_TRACKMOUSEEVENT
 297   HMODULE user32, imm32;
 298   HINSTANCE commctrl32;
 299 #endif
 300
 301   gdk_ping_msg = RegisterWindowMessage ("gdk-ping");
 302   GDK_NOTE (EVENTS, g_print ("gdk-ping = %#x\n", gdk_ping_msg));
 303
 304   /* This is the string MSH_MOUSEWHEEL from zmouse.h,
 305    * http://www.microsoft.com/mouse/intellimouse/sdk/zmouse.h
 306    * This message is used by mouse drivers than cannot generate WM_MOUSEWHEEL
 307    * or on Win95.
 308    */
 309   msh_mousewheel_msg = RegisterWindowMessage ("MSWHEEL_ROLLMSG");
 310   GDK_NOTE (EVENTS, g_print ("MSH_MOUSEWHEEL = %#x\n", msh_mousewheel_msg));
 311
 312   source = g_source_new (&event_funcs, sizeof (GSource));
 313   g_source_set_priority (source, GDK_PRIORITY_EVENTS);
 314
 315   event_poll_fd.fd = G_WIN32_MSG_HANDLE;
 316   event_poll_fd.events = G_IO_IN;
 317
 318   g_source_add_poll (source, &event_poll_fd);
 319   g_source_set_can_recurse (source, TRUE);
 320   g_source_attach (source, NULL);
 321
 322   hres = CoCreateInstance (&CLSID_CActiveIMM,
 323                            NULL,
 324                            CLSCTX_ALL,
 325                            &IID_IActiveIMMApp,
 326                            (LPVOID *) &active_imm_app);
 327
 328   if (hres == S_OK)
 329     {
 330       GDK_NOTE (EVENTS, g_print ("IActiveIMMApp created %p\n",
 331                                  active_imm_app));
 332       (*active_imm_app->lpVtbl->Activate) (active_imm_app, TRUE);
 333
 334       hres = (*active_imm_app->lpVtbl->QueryInterface) (active_imm_app, &IID_IActiveIMMMessagePumpOwner, &active_imm_msgpump_owner);
 335       GDK_NOTE (EVENTS, g_print ("IActiveIMMMessagePumpOwner created %p\n",
 336                                  active_imm_msgpump_owner));
 337       (active_imm_msgpump_owner->lpVtbl->Start) (active_imm_msgpump_owner);
 338     }
 339
 340 #ifdef USE_TRACKMOUSEEVENT
 341   user32 = GetModuleHandle ("user32.dll");
 342   if ((track_mouse_event = GetProcAddress (user32, "TrackMouseEvent")) == NULL)
 343     {
 344       if ((commctrl32 = LoadLibrary ("commctrl32.dll")) != NULL)
 345         track_mouse_event = (PFN_TrackMouseEvent)
 346           GetProcAddress (commctrl32, "_TrackMouseEvent");
 347     }
 348   if (track_mouse_event != NULL)
 349     GDK_NOTE (EVENTS, g_print ("Using TrackMouseEvent to detect leave events\n"));
 350 #endif
 351   if (IS_WIN_NT () && (windows_version & 0xFF) == 5)
 352     {
 353       /* On Win2k (Beta 3, at least) WM_IME_CHAR doesn't seem to work
 354        * correctly for non-Unicode applications. Handle
 355        * WM_IME_COMPOSITION with GCS_RESULTSTR instead, fetch the
 356        * Unicode char from the IME with ImmGetCompositionStringW().
 357        */
 358       use_ime_composition = TRUE;
 359     }
 360 }
 361
 362 /*
 363  *--------------------------------------------------------------
 364  * gdk_events_pending
 365  *
 366  *   Returns if events are pending on the queue.
 367  *
 368  * Arguments:
 369  *
 370  * Results:
 371  *   Returns TRUE if events are pending
 372  *
 373  * Side effects:
 374  *
 375  *--------------------------------------------------------------
 376  */
 377
 378 gboolean
 379 gdk_events_pending (void)
 380 {
 381   MSG msg;
 382
 383   return (gdk_event_queue_find_first() ||
 384           PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE));
 385 }
 386
 387 /*
 388  *--------------------------------------------------------------
 389  * gdk_event_get_graphics_expose
 390  *
 391  *   Waits for a GraphicsExpose or NoExpose event
 392  *
 393  * Arguments:
 394  *
 395  * Results:
 396  *   For GraphicsExpose events, returns a pointer to the event
 397  *   converted into a GdkEvent Otherwise, returns NULL.
 398  *
 399  * Side effects:
 400  *
 401  *-------------------------------------------------------------- */
 402
 403 GdkEvent*
 404 gdk_event_get_graphics_expose (GdkWindow *window)
 405 {
 406   MSG msg;
 407   GdkEvent *event;
 408
 409   g_return_val_if_fail (window != NULL, NULL);
 410
 411   GDK_NOTE (EVENTS, g_print ("gdk_event_get_graphics_expose\n"));
 412
 413 #if 0 /* ??? */
 414   /* Some nasty bugs here, just return NULL for now. */
 415   return NULL;
 416 #else
 417   if (PeekMessage (&msg, GDK_WINDOW_HWND (window), WM_PAINT, WM_PAINT, PM_REMOVE))
 418     {
 419       event = gdk_event_new ();
 420
 421       if (gdk_event_translate (event, &msg, NULL, NULL, TRUE))
 422         return event;
 423       else
 424         gdk_event_free (event);
 425     }
 426
 427   return NULL;
 428 #endif
 429 }
 430
 431 static char *
 432 event_mask_string (GdkEventMask mask)
 433 {
 434   static char bfr[500];
 435   char *p = bfr;
 436
 437   *p = '\0';
 438 #define BIT(x) \
 439   if (mask & GDK_##x##_MASK) \
 440     p += sprintf (p, "%s" #x, (p > bfr ? " " : ""))
 441   BIT(EXPOSURE);
 442   BIT(POINTER_MOTION);
 443   BIT(POINTER_MOTION_HINT);
 444   BIT(BUTTON_MOTION);
 445   BIT(BUTTON1_MOTION);
 446   BIT(BUTTON2_MOTION);
 447   BIT(BUTTON3_MOTION);
 448   BIT(BUTTON_PRESS);
 449   BIT(BUTTON_RELEASE);
 450   BIT(KEY_PRESS);
 451   BIT(KEY_RELEASE);
 452   BIT(ENTER_NOTIFY);
 453   BIT(LEAVE_NOTIFY);
 454   BIT(FOCUS_CHANGE);
 455   BIT(STRUCTURE);
 456   BIT(PROPERTY_CHANGE);
 457   BIT(VISIBILITY_NOTIFY);
 458   BIT(PROXIMITY_IN);
 459   BIT(PROXIMITY_OUT);
 460   BIT(SUBSTRUCTURE);
 461   BIT(SCROLL);
 462 #undef BIT
 463
 464   return bfr;
 465 }
 466
 467 /*
 468  *--------------------------------------------------------------
 469  * gdk_pointer_grab
 470  *
 471  *   Grabs the pointer to a specific window
 472  *
 473  * Arguments:
 474  *   "window" is the window which will receive the grab
 475  *   "owner_events" specifies whether events will be reported as is,
 476  *     or relative to "window"
 477  *   "event_mask" masks only interesting events
 478  *   "confine_to" limits the cursor movement to the specified window
 479  *   "cursor" changes the cursor for the duration of the grab
 480  *   "time" specifies the time
 481  *
 482  * Results:
 483  *
 484  * Side effects:
 485  *   requires a corresponding call to gdk_pointer_ungrab
 486  *
 487  *--------------------------------------------------------------
 488  */
 489
 490 GdkGrabStatus
 491 gdk_pointer_grab (GdkWindow    *window,
 492                   gboolean      owner_events,
 493                   GdkEventMask  event_mask,
 494                   GdkWindow    *confine_to,
 495                   GdkCursor    *cursor,
 496                   guint32       time)
 497 {
 498   HWND hwnd_confined_to;
 499   HCURSOR hcursor;
 500   GdkCursorPrivate *cursor_private;
 501   gint return_val;
 502
 503   g_return_val_if_fail (window != NULL, 0);
 504   g_return_val_if_fail (GDK_IS_WINDOW (window), 0);
 505   g_return_val_if_fail (confine_to == NULL || GDK_IS_WINDOW (confine_to), 0);
 506
 507   cursor_private = (GdkCursorPrivate*) cursor;
 508
 509   if (!confine_to || GDK_WINDOW_DESTROYED (confine_to))
 510     hwnd_confined_to = NULL;
 511   else
 512     hwnd_confined_to = GDK_WINDOW_HWND (confine_to);
 513
 514   if (!cursor)
 515     hcursor = NULL;
 516   else
 517     hcursor = cursor_private->hcursor;
 518
 519   return_val = _gdk_input_grab_pointer (window,
 520                                         owner_events,
 521                                         event_mask,
 522                                         confine_to,
 523                                         time);
 524
 525   if (return_val == GDK_GRAB_SUCCESS)
 526     {
 527       if (!GDK_WINDOW_DESTROYED (window))
 528         {
 529           GDK_NOTE (EVENTS, g_print ("gdk_pointer_grab: %#lx %s %#lx %s\n",
 530                                      (gulong) GDK_WINDOW_HWND (window),
 531                                      (owner_events ? "TRUE" : "FALSE"),
 532                                      (gulong) hcursor,
 533                                      event_mask_string (event_mask)));
 534           p_grab_mask = event_mask;
 535           p_grab_owner_events = (owner_events != 0);
 536           p_grab_automatic = FALSE;
 537
 538 #if USE_SETCAPTURE
 539           SetCapture (GDK_WINDOW_HWND (window));
 540 #endif
 541           return_val = GDK_GRAB_SUCCESS;
 542         }
 543       else
 544         return_val = GDK_GRAB_ALREADY_GRABBED;
 545     }
 546
 547   if (return_val == GDK_GRAB_SUCCESS)
 548     {
 549       p_grab_window = window;
 550       p_grab_cursor = hcursor;
 551     }
 552
 553   return return_val;
 554 }
 555
 556 /*
 557  *--------------------------------------------------------------
 558  * gdk_pointer_ungrab
 559  *
 560  *   Releases any pointer grab
 561  *
 562  * Arguments:
 563  *
 564  * Results:
 565  *
 566  * Side effects:
 567  *
 568  *--------------------------------------------------------------
 569  */
 570
 571 void
 572 gdk_pointer_ungrab (guint32 time)
 573 {
 574   GDK_NOTE (EVENTS, g_print ("gdk_pointer_ungrab\n"));
 575
 576   _gdk_input_ungrab_pointer (time);
 577
 578 #if USE_SETCAPTURE
 579   if (GetCapture () != NULL)
 580     ReleaseCapture ();
 581 #endif
 582
 583   p_grab_window = NULL;
 584 }
 585
 586 /*
 587  *--------------------------------------------------------------
 588  * find_window_for_pointer_event
 589  *
 590  *   Find the window a pointer event (mouse up, down, move) should
 591  *   be reported to.  If the return value != reported_window then
 592  *   the ref count of reported_window will be decremented and the
 593  *   ref count of the return value will be incremented.
 594  *
 595  * Arguments:
 596  *
 597  *  "reported_window" is the gdk window the xevent was reported relative to
 598  *  "xevent" is the win32 message
 599  *
 600  * Results:
 601  *
 602  * Side effects:
 603  *
 604  *--------------------------------------------------------------
 605  */
 606
 607 static GdkWindow*
 608 find_window_for_pointer_event (GdkWindow*  reported_window,
 609                                MSG*        msg)
 610 {
 611   HWND hwnd;
 612   POINTS points;
 613   POINT pt;
 614   GdkWindow* other_window;
 615
 616   if (p_grab_window == NULL || !p_grab_owner_events)
 617     return reported_window;
 618
 619   points = MAKEPOINTS (msg->lParam);
 620   pt.x = points.x;
 621   pt.y = points.y;
 622   ClientToScreen (msg->hwnd, &pt);
 623
 624   GDK_NOTE (EVENTS, g_print ("Finding window for grabbed pointer event at (%ld, %ld)\n",
 625                              pt.x, pt.y));
 626
 627   hwnd = WindowFromPoint (pt);
 628   if (hwnd == NULL)
 629     return reported_window;
 630   other_window = gdk_win32_handle_table_lookup ((GdkNativeWindow) hwnd);
 631   if (other_window == NULL)
 632     return reported_window;
 633
 634   GDK_NOTE (EVENTS, g_print ("Found window %#x for point (%ld, %ld)\n",
 635                              (guint) hwnd, pt.x, pt.y));
 636
 637   gdk_window_unref (reported_window);
 638   gdk_window_ref (other_window);
 639
 640   return other_window;
 641 }
 642
 643 /*
 644  *--------------------------------------------------------------
 645  * gdk_pointer_is_grabbed
 646  *
 647  *   Tell wether there is an active x pointer grab in effect
 648  *
 649  * Arguments:
 650  *
 651  * Results:
 652  *
 653  * Side effects:
 654  *
 655  *--------------------------------------------------------------
 656  */
 657
 658 gboolean
 659 gdk_pointer_is_grabbed (void)
 660 {
 661   return p_grab_window != NULL;
 662 }
 663
 664 /*
 665  *--------------------------------------------------------------
 666  * gdk_keyboard_grab
 667  *
 668  *   Grabs the keyboard to a specific window
 669  *
 670  * Arguments:
 671  *   "window" is the window which will receive the grab
 672  *   "owner_events" specifies whether events will be reported as is,
 673  *     or relative to "window"
 674  *   "time" specifies the time
 675  *
 676  * Results:
 677  *
 678  * Side effects:
 679  *   requires a corresponding call to gdk_keyboard_ungrab
 680  *
 681  *--------------------------------------------------------------
 682  */
 683
 684 GdkGrabStatus
 685 gdk_keyboard_grab (GdkWindow *window,
 686                    gboolean   owner_events,
 687                    guint32    time)
 688 {
 689   gint return_val;
 690
 691   g_return_val_if_fail (window != NULL, 0);
 692   g_return_val_if_fail (GDK_IS_WINDOW (window), 0);
 693
 694   GDK_NOTE (EVENTS, g_print ("gdk_keyboard_grab %#lx\n",
 695                              (gulong) GDK_WINDOW_HWND (window)));
 696
 697   if (!GDK_WINDOW_DESTROYED (window))
 698     {
 699       k_grab_owner_events = owner_events != 0;
 700       return_val = GDK_GRAB_SUCCESS;
 701     }
 702   else
 703     return_val = GDK_GRAB_ALREADY_GRABBED;
 704
 705   if (return_val == GDK_GRAB_SUCCESS)
 706     k_grab_window = window;
 707
 708   return return_val;
 709 }
 710
 711 /*
 712  *--------------------------------------------------------------
 713  * gdk_keyboard_ungrab
 714  *
 715  *   Releases any keyboard grab
 716  *
 717  * Arguments:
 718  *
 719  * Results:
 720  *
 721  * Side effects:
 722  *
 723  *--------------------------------------------------------------
 724  */
 725
 726 void
 727 gdk_keyboard_ungrab (guint32 time)
 728 {
 729   GDK_NOTE (EVENTS, g_print ("gdk_keyboard_ungrab\n"));
 730
 731   k_grab_window = NULL;
 732 }
 733
 734 static GdkFilterReturn
 735 gdk_event_apply_filters (MSG      *msg,
 736                          GdkEvent *event,
 737                          GList    *filters)
 738 {
 739   GdkEventFilter *filter;
 740   GList *tmp_list;
 741   GdkFilterReturn result;
 742
 743   tmp_list = filters;
 744
 745   while (tmp_list)
 746     {
 747       filter = (GdkEventFilter *) tmp_list->data;
 748
 749       result = (*filter->function) (msg, event, filter->data);
 750       if (result !=  GDK_FILTER_CONTINUE)
 751         return result;
 752
 753       tmp_list = tmp_list->next;
 754     }
 755
 756   return GDK_FILTER_CONTINUE;
 757 }
 758
 759 void
 760 gdk_add_client_message_filter (GdkAtom       message_type,
 761                                GdkFilterFunc func,
 762                                gpointer      data)
 763 {
 764   GdkClientFilter *filter = g_new (GdkClientFilter, 1);
 765
 766   filter->type = message_type;
 767   filter->function = func;
 768   filter->data = data;
 769
 770   client_filters = g_list_prepend (client_filters, filter);
 771 }
 772
 773 /* Thanks to Markus G. Kuhn <mkuhn@acm.org> for the ksysym<->Unicode
 774  * mapping functions, from the xterm sources.
 775  */
 776
 777 static void
 778 build_key_event_state (GdkEvent *event)
 779 {
 780   if (GetKeyState (VK_SHIFT) < 0)
 781     event->key.state |= GDK_SHIFT_MASK;
 782   if (GetKeyState (VK_CAPITAL) & 0x1)
 783     event->key.state |= GDK_LOCK_MASK;
 784   if (!is_altgr_key)
 785     {
 786       if (GetKeyState (VK_CONTROL) < 0)
 787         {
 788           event->key.state |= GDK_CONTROL_MASK;
 789 #if 0
 790           if (event->key.keyval < ' ')
 791             event->key.keyval += '@';
 792 #endif
 793         }
 794 #if 0
 795       else if (event->key.keyval < ' ')
 796         {
 797           event->key.state |= GDK_CONTROL_MASK;
 798           event->key.keyval += '@';
 799         }
 800 #endif
 801       if (GetKeyState (VK_MENU) < 0)
 802         event->key.state |= GDK_MOD1_MASK;
 803     }
 804 }
 805
 806 static gint
 807 build_pointer_event_state (MSG *msg)
 808 {
 809   gint state;
 810
 811   state = 0;
 812   if (msg->wParam & MK_CONTROL)
 813     state |= GDK_CONTROL_MASK;
 814   if (msg->wParam & MK_LBUTTON)
 815     state |= GDK_BUTTON1_MASK;
 816   if (msg->wParam & MK_MBUTTON)
 817     state |= GDK_BUTTON2_MASK;
 818   if (msg->wParam & MK_RBUTTON)
 819     state |= GDK_BUTTON3_MASK;
 820   if (msg->wParam & MK_SHIFT)
 821     state |= GDK_SHIFT_MASK;
 822   if (GetKeyState (VK_MENU) < 0)
 823     state |= GDK_MOD1_MASK;
 824   if (GetKeyState (VK_CAPITAL) & 0x1)
 825     state |= GDK_LOCK_MASK;
 826
 827   return state;
 828 }
 829
 830 static void
 831 build_keypress_event (GdkWindowImplWin32 *impl,
 832                       GdkEvent           *event,
 833                       MSG                *msg)
 834 {
 835   HIMC himc;
 836   gint i, bytecount, ucount, ucleft, len;
 837   guchar buf[100], *bp;
 838   wchar_t wbuf[100], *wcp;
 839
 840   event->key.type = GDK_KEY_PRESS;
 841   event->key.time = msg->time;
 842   event->key.state = 0;
 843
 844   if (msg->message == WM_IME_COMPOSITION)
 845     {
 846       himc = ImmGetContext (msg->hwnd);
 847
 848       bytecount = ImmGetCompositionStringW (himc, GCS_RESULTSTR,
 849                                             wbuf, sizeof (wbuf));
 850       ucount = bytecount / 2;
 851     }
 852   else
 853     {
 854       if (msg->message == WM_CHAR || msg->message == WM_SYSCHAR)
 855         {
 856           bytecount = MIN ((msg->lParam & 0xFFFF), sizeof (buf));
 857           for (i = 0; i < bytecount; i++)
 858             buf[i] = msg->wParam;
 859         }
 860       else /* WM_IME_CHAR */
 861         {
 862           event->key.keyval = GDK_VoidSymbol;
 863           if (msg->wParam & 0xFF00)
 864             {
 865               /* Contrary to some versions of the documentation,
 866                * the lead byte is the most significant byte.
 867                */
 868               buf[0] = ((msg->wParam >> 8) & 0xFF);
 869               buf[1] = (msg->wParam & 0xFF);
 870               bytecount = 2;
 871             }
 872           else
 873             {
 874               buf[0] = (msg->wParam & 0xFF);
 875               bytecount = 1;
 876             }
 877         }
 878
 879       /* Convert from the window's current code page
 880        * to Unicode. Then convert to UTF-8.
 881        * We don't handle the surrogate stuff. Should we?
 882        */
 883       ucount = MultiByteToWideChar (impl->charset_info.ciACP,
 884                                     0, buf, bytecount,
 885                                     wbuf, sizeof (wbuf) / sizeof (wbuf[0]));
 886
 887     }
 888   if (ucount == 0)
 889     event->key.keyval = GDK_VoidSymbol;
 890   else if (msg->message == WM_CHAR || msg->message == WM_SYSCHAR)
 891     {
 892       if (msg->wParam < ' ')
 893         {
 894           event->key.keyval = msg->wParam + '@';
 895           /* This is needed in case of Alt+nnn or Alt+0nnn (on the numpad)
 896            * where nnn<32
 897            */
 898           event->key.state |= GDK_CONTROL_MASK;
 899         }
 900       else
 901         event->key.keyval = gdk_unicode_to_keyval (wbuf[0]);
 902     }
 903
 904   build_key_event_state (event);
 905
 906   /* Build UTF-8 string */
 907   ucleft = ucount;
 908   len = 0;
 909   wcp = wbuf;
 910   while (ucleft-- > 0)
 911     {
 912       wchar_t c = *wcp++;
 913
 914       if (c < 0x80)
 915         len += 1;
 916       else if (c < 0x800)
 917         len += 2;
 918       else
 919         len += 3;
 920     }
 921
 922   event->key.string = g_malloc (len + 1);
 923   event->key.length = len;
 924
 925   ucleft = ucount;
 926   wcp = wbuf;
 927   bp = event->key.string;
 928   while (ucleft-- > 0)
 929     {
 930       int first;
 931       wchar_t c = *wcp++;
 932
 933       if (c < 0x80)
 934         {
 935           first = 0;
 936           len = 1;
 937         }
 938       else if (c < 0x800)
 939         {
 940           first = 0xc0;
 941           len = 2;
 942         }
 943       else
 944         {
 945           first = 0xe0;
 946           len = 3;
 947         }
 948
 949 #if 1
 950       /* Woo-hoo! */
 951       switch (len)
 952         {
 953         case 3: bp[2] = (c & 0x3f) | 0x80; c >>= 6; /* Fall through */
 954         case 2: bp[1] = (c & 0x3f) | 0x80; c >>= 6; /* Fall through */
 955         case 1: bp[0] = c | first;
 956         }
 957 #else
 958       for (i = len - 1; i > 0; --i)
 959         {
 960           bp[i] = (c & 0x3f) | 0x80;
 961           c >>= 6;
 962         }
 963       bp[0] = c | first;
 964 #endif
 965
 966       bp += len;
 967     }
 968   *bp = 0;
 969 }
 970
 971 static void
 972 build_keyrelease_event (GdkWindowImplWin32 *impl,
 973                         GdkEvent           *event,
 974                         MSG                *msg)
 975 {
 976   guchar buf;
 977   wchar_t wbuf;
 978
 979   event->key.type = GDK_KEY_RELEASE;
 980   event->key.time = msg->time;
 981   event->key.state = 0;
 982
 983   if (msg->message == WM_CHAR || msg->message == WM_SYSCHAR)
 984     if (msg->wParam < ' ')
 985       event->key.keyval = msg->wParam + '@';
 986     else
 987       {
 988         buf = msg->wParam;
 989         MultiByteToWideChar (impl->charset_info.ciACP,
 990                              0, &buf, 1, &wbuf, 1);
 991
 992         event->key.keyval = gdk_unicode_to_keyval (wbuf);
 993       }
 994   else
 995     event->key.keyval = GDK_VoidSymbol;
 996   build_key_event_state (event);
 997   event->key.string = NULL;
 998   event->key.length = 0;
 999 }
1000
1001 static void
1002 print_event_state (gint state)
1003 {
1004 #define CASE(bit) if (state & GDK_ ## bit ## _MASK) g_print (#bit " ");
1005   CASE (SHIFT);
1006   CASE (LOCK);
1007   CASE (CONTROL);
1008   CASE (MOD1);
1009   CASE (BUTTON1);
1010   CASE (BUTTON2);
1011   CASE (BUTTON3);
1012 #undef CASE
1013 }
1014
1015 static void
1016 print_window_state (GdkWindowState state)
1017 {
1018 #define CASE(bit) if (state & GDK_WINDOW_STATE_ ## bit ) g_print (#bit " ");
1019   CASE (WITHDRAWN);
1020   CASE (ICONIFIED);
1021   CASE (MAXIMIZED);
1022   CASE (STICKY);
1023 #undef CASE
1024 }
1025
1026 static void
1027 print_event (GdkEvent *event)
1028 {
1029   gchar *escaped, *kvname;
1030
1031   switch (event->any.type)
1032     {
1033 #define CASE(x) case x: g_print ( #x " "); break;
1034     CASE (GDK_NOTHING);
1035     CASE (GDK_DELETE);
1036     CASE (GDK_DESTROY);
1037     CASE (GDK_EXPOSE);
1038     CASE (GDK_MOTION_NOTIFY);
1039     CASE (GDK_BUTTON_PRESS);
1040     CASE (GDK_2BUTTON_PRESS);
1041     CASE (GDK_3BUTTON_PRESS);
1042     CASE (GDK_BUTTON_RELEASE);
1043     CASE (GDK_KEY_PRESS);
1044     CASE (GDK_KEY_RELEASE);
1045     CASE (GDK_ENTER_NOTIFY);
1046     CASE (GDK_LEAVE_NOTIFY);
1047     CASE (GDK_FOCUS_CHANGE);
1048     CASE (GDK_CONFIGURE);
1049     CASE (GDK_MAP);
1050     CASE (GDK_UNMAP);
1051     CASE (GDK_PROPERTY_NOTIFY);
1052     CASE (GDK_SELECTION_CLEAR);
1053     CASE (GDK_SELECTION_REQUEST);
1054     CASE (GDK_SELECTION_NOTIFY);
1055     CASE (GDK_PROXIMITY_IN);
1056     CASE (GDK_PROXIMITY_OUT);
1057     CASE (GDK_DRAG_ENTER);
1058     CASE (GDK_DRAG_LEAVE);
1059     CASE (GDK_DRAG_MOTION);
1060     CASE (GDK_DRAG_STATUS);
1061     CASE (GDK_DROP_START);
1062     CASE (GDK_DROP_FINISHED);
1063     CASE (GDK_CLIENT_EVENT);
1064     CASE (GDK_VISIBILITY_NOTIFY);
1065     CASE (GDK_NO_EXPOSE);
1066     CASE (GDK_SCROLL);
1067     CASE (GDK_WINDOW_STATE);
1068 #undef CASE
1069     }
1070   g_print ("%#lx ", (gulong) GDK_WINDOW_HWND (event->any.window));
1071
1072   switch (event->any.type)
1073     {
1074     case GDK_EXPOSE:
1075       g_print ("%dx%d@+%d+%d %d",
1076                event->expose.area.width,
1077                event->expose.area.height,
1078                event->expose.area.x,
1079                event->expose.area.y,
1080                event->expose.count);
1081       break;
1082     case GDK_MOTION_NOTIFY:
1083       g_print ("(%.4g,%.4g) %s",
1084                event->motion.x, event->motion.y,
1085                event->motion.is_hint ? "HINT " : "");
1086       print_event_state (event->motion.state);
1087       break;
1088     case GDK_BUTTON_PRESS:
1089     case GDK_2BUTTON_PRESS:
1090     case GDK_3BUTTON_PRESS:
1091     case GDK_BUTTON_RELEASE:
1092       g_print ("%d (%.4g,%.4g) ",
1093                event->button.button,
1094                event->button.x, event->button.y);
1095       print_event_state (event->button.state);
1096       break;
1097     case GDK_KEY_PRESS:
1098     case GDK_KEY_RELEASE:
1099       if (event->key.length == 0)
1100         escaped = g_strdup ("");
1101       else
1102         escaped = g_strescape (event->key.string, NULL);
1103       kvname = gdk_keyval_name (event->key.keyval);
1104       g_print ("%s %d:\"%s\" ",
1105                (kvname ? kvname : "??"),
1106                event->key.length,
1107                escaped);
1108       g_free (escaped);
1109       print_event_state (event->key.state);
1110       break;
1111     case GDK_ENTER_NOTIFY:
1112     case GDK_LEAVE_NOTIFY:
1113       g_print ("%s ",
1114                (event->crossing.detail == GDK_NOTIFY_INFERIOR ? "INFERIOR" :
1115                 (event->crossing.detail == GDK_NOTIFY_ANCESTOR ? "ANCESTOR" :
1116                  (event->crossing.detail == GDK_NOTIFY_NONLINEAR ? "NONLINEAR" :
1117                   "???"))));
1118       break;
1119     case GDK_SCROLL:
1120       g_print ("%s ",
1121                (event->scroll.direction == GDK_SCROLL_UP ? "UP" :
1122                 (event->scroll.direction == GDK_SCROLL_DOWN ? "DOWN" :
1123                  (event->scroll.direction == GDK_SCROLL_LEFT ? "LEFT" :
1124                   (event->scroll.direction == GDK_SCROLL_RIGHT ? "RIGHT" :
1125                    "???")))));
1126       print_event_state (event->scroll.state);
1127       break;
1128     case GDK_WINDOW_STATE:
1129       print_window_state (event->window_state.changed_mask);
1130       print_window_state (event->window_state.new_window_state);
1131     default:
1132       /* Nothing */
1133       break;
1134     }
1135   g_print ("\n");
1136 }
1137
1138 static gboolean
1139 gdk_window_is_child (GdkWindow *parent,
1140                      GdkWindow *window)
1141 {
1142   if (parent == NULL || window == NULL)
1143     return FALSE;
1144
1145   return (gdk_window_get_parent (window) == parent ||
1146           gdk_window_is_child (parent, gdk_window_get_parent (window)));
1147 }
1148
1149 static void
1150 synthesize_enter_or_leave_event (GdkWindow    *window,
1151                                  MSG          *msg,
1152                                  GdkEventType  type,
1153                                  GdkNotifyType detail,
1154                                  gint          x,
1155                                  gint          y)
1156 {
1157   GdkEvent *event;
1158
1159   event = gdk_event_new ();
1160   event->crossing.type = type;
1161   event->crossing.window = window;
1162   event->crossing.send_event = FALSE;
1163   gdk_window_ref (event->crossing.window);
1164   event->crossing.subwindow = NULL;
1165   event->crossing.time = msg->time;
1166   event->crossing.x = x;
1167   event->crossing.y = y;
1168   event->crossing.x_root = msg->pt.x;
1169   event->crossing.y_root = msg->pt.y;
1170   event->crossing.mode = GDK_CROSSING_NORMAL;
1171   event->crossing.detail = detail;
1172   event->crossing.focus = TRUE; /* ??? */
1173   event->crossing.state = 0; /* ??? */
1174
1175   gdk_event_queue_append (event);
1176
1177   if (type == GDK_ENTER_NOTIFY
1178       && GDK_WINDOW_OBJECT (window)->extension_events != 0)
1179     _gdk_input_enter_event (&event->crossing, window);
1180
1181   GDK_NOTE (EVENTS, print_event (event));
1182 }
1183
1184 static void
1185 synthesize_leave_event (GdkWindow    *window,
1186                         MSG          *msg,
1187                         GdkNotifyType detail)
1188 {
1189   POINT pt;
1190
1191   if (!(GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl)->event_mask & GDK_LEAVE_NOTIFY_MASK))
1192     return;
1193
1194   /* Leave events are at (current_x,current_y) in current_window */
1195
1196   if (current_window != window)
1197     {
1198       pt.x = current_x;
1199       pt.y = current_y;
1200       ClientToScreen (GDK_WINDOW_HWND (current_window), &pt);
1201       ScreenToClient (GDK_WINDOW_HWND (window), &pt);
1202       synthesize_enter_or_leave_event (window, msg, GDK_LEAVE_NOTIFY, detail, pt.x, pt.y);
1203     }
1204   else
1205     synthesize_enter_or_leave_event (window, msg, GDK_LEAVE_NOTIFY, detail, current_x, current_y);
1206
1207 }
1208
1209 static void
1210 synthesize_enter_event (GdkWindow    *window,
1211                         MSG          *msg,
1212                         GdkNotifyType detail)
1213 {
1214   POINT pt;
1215
1216   if (!(GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl)->event_mask & GDK_ENTER_NOTIFY_MASK))
1217     return;
1218
1219   /* Enter events are at LOWORD (msg->lParam), HIWORD
1220    * (msg->lParam) in msg->hwnd */
1221
1222   pt.x = LOWORD (msg->lParam);
1223   pt.y = HIWORD (msg->lParam);
1224   if (msg->hwnd != GDK_WINDOW_HWND (window))
1225     {
1226       ClientToScreen (msg->hwnd, &pt);
1227       ScreenToClient (GDK_WINDOW_HWND (window), &pt);
1228     }
1229   synthesize_enter_or_leave_event (window, msg, GDK_ENTER_NOTIFY, detail, pt.x, pt.y);
1230 }
1231
1232 static void
1233 synthesize_enter_events (GdkWindow    *from,
1234                          GdkWindow    *to,
1235                          MSG          *msg,
1236                          GdkNotifyType detail)
1237 {
1238   GdkWindow *prev = gdk_window_get_parent (to);
1239
1240   if (prev != from)
1241     synthesize_enter_events (from, prev, msg, detail);
1242   synthesize_enter_event (to, msg, detail);
1243 }
1244
1245 static void
1246 synthesize_leave_events (GdkWindow    *from,
1247                          GdkWindow    *to,
1248                          MSG          *msg,
1249                          GdkNotifyType detail)
1250 {
1251   GdkWindow *next = gdk_window_get_parent (from);
1252
1253   synthesize_leave_event (from, msg, detail);
1254   if (next != to)
1255     synthesize_leave_events (next, to, msg, detail);
1256 }
1257
1258 static void
1259 synthesize_crossing_events (GdkWindow *window,
1260                             MSG       *msg)
1261 {
1262   GdkWindow *intermediate, *tem, *common_ancestor;
1263
1264   if (gdk_window_is_child (current_window, window))
1265     {
1266       /* Pointer has moved to an inferior window. */
1267       synthesize_leave_event (current_window, msg, GDK_NOTIFY_INFERIOR);
1268
1269       /* If there are intermediate windows, generate ENTER_NOTIFY
1270        * events for them
1271        */
1272       intermediate = gdk_window_get_parent (window);
1273       if (intermediate != current_window)
1274         {
1275           synthesize_enter_events (current_window, intermediate, msg, GDK_NOTIFY_VIRTUAL);
1276         }
1277
1278       synthesize_enter_event (window, msg, GDK_NOTIFY_ANCESTOR);
1279     }
1280   else if (gdk_window_is_child (window, current_window))
1281     {
1282       /* Pointer has moved to an ancestor window. */
1283       synthesize_leave_event (current_window, msg, GDK_NOTIFY_ANCESTOR);
1284
1285       /* If there are intermediate windows, generate LEAVE_NOTIFY
1286        * events for them
1287        */
1288       intermediate = gdk_window_get_parent (current_window);
1289       if (intermediate != window)
1290         {
1291           synthesize_leave_events (intermediate, window, msg, GDK_NOTIFY_VIRTUAL);
1292         }
1293     }
1294   else if (current_window)
1295     {
1296       /* Find least common ancestor of current_window and window */
1297       tem = current_window;
1298       do {
1299         common_ancestor = gdk_window_get_parent (tem);
1300         tem = common_ancestor;
1301       } while (common_ancestor &&
1302                !gdk_window_is_child (common_ancestor, window));
1303       if (common_ancestor)
1304         {
1305           synthesize_leave_event (current_window, msg, GDK_NOTIFY_NONLINEAR);
1306           intermediate = gdk_window_get_parent (current_window);
1307           if (intermediate != common_ancestor)
1308             {
1309               synthesize_leave_events (intermediate, common_ancestor,
1310                                        msg, GDK_NOTIFY_NONLINEAR_VIRTUAL);
1311             }
1312           intermediate = gdk_window_get_parent (window);
1313           if (intermediate != common_ancestor)
1314             {
1315               synthesize_enter_events (common_ancestor, intermediate,
1316                                        msg, GDK_NOTIFY_NONLINEAR_VIRTUAL);
1317             }
1318           synthesize_enter_event (window, msg, GDK_NOTIFY_NONLINEAR);
1319         }
1320     }
1321   else
1322     {
1323       /* Dunno where we are coming from */
1324       synthesize_enter_event (window, msg, GDK_NOTIFY_UNKNOWN);
1325     }
1326
1327   if (current_window)
1328     gdk_window_unref (current_window);
1329   current_window = window;
1330   gdk_window_ref (current_window);
1331 }
1332
1333 static void
1334 translate_mouse_coords (GdkWindow *window1,
1335                         GdkWindow *window2,
1336                         MSG       *msg)
1337 {
1338   POINT pt;
1339
1340   pt.x = LOWORD (msg->lParam);
1341   pt.y = HIWORD (msg->lParam);
1342   ClientToScreen (GDK_WINDOW_HWND (window1), &pt);
1343   ScreenToClient (GDK_WINDOW_HWND (window2), &pt);
1344   msg->lParam = MAKELPARAM (pt.x, pt.y);
1345   GDK_NOTE (EVENTS, g_print ("...new coords are (%ld,%ld)\n", pt.x, pt.y));
1346 }
1347
1348 static gboolean
1349 propagate (GdkWindow  **window,
1350            MSG         *msg,
1351            GdkWindow   *grab_window,
1352            gboolean     grab_owner_events,
1353            gint         grab_mask,
1354            gboolean   (*doesnt_want_it) (gint mask,
1355                                          MSG *msg))
1356 {
1357   if (grab_window != NULL && !grab_owner_events)
1358     {
1359       /* Event source is grabbed with owner_events FALSE */
1360       GDK_NOTE (EVENTS, g_print ("...grabbed, owner_events FALSE, "));
1361       if ((*doesnt_want_it) (grab_mask, msg))
1362         {
1363           GDK_NOTE (EVENTS, g_print ("...grabber doesn't want it\n"));
1364           return FALSE;
1365         }
1366       else
1367         {
1368           GDK_NOTE (EVENTS, g_print ("...sending to grabber %#lx\n",
1369                                      (gulong) GDK_WINDOW_HWND (grab_window)));
1370           gdk_drawable_unref (*window);
1371           *window = grab_window;
1372           gdk_drawable_ref (*window);
1373           return TRUE;
1374         }
1375     }
1376   while (TRUE)
1377     {
1378      if ((*doesnt_want_it) (GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (*window)->impl)->event_mask, msg))
1379         {
1380           /* Owner doesn't want it, propagate to parent. */
1381           if (GDK_WINDOW (GDK_WINDOW_OBJECT (*window)->parent) == gdk_parent_root)
1382             {
1383               /* No parent; check if grabbed */
1384               if (grab_window != NULL)
1385                 {
1386                   /* Event source is grabbed with owner_events TRUE */
1387                   GDK_NOTE (EVENTS, g_print ("...undelivered, but grabbed\n"));
1388                   if ((*doesnt_want_it) (grab_mask, msg))
1389                     {
1390                       /* Grabber doesn't want it either */
1391                       GDK_NOTE (EVENTS, g_print ("...grabber doesn't want it\n"));
1392                       return FALSE;
1393                     }
1394                   else
1395                     {
1396                       /* Grabbed! */
1397                       GDK_NOTE (EVENTS,
1398                                 g_print ("...sending to grabber %#lx\n",
1399                                          (gulong) GDK_WINDOW_HWND (grab_window)));
1400                       gdk_drawable_unref (*window);
1401                       *window = grab_window;
1402                       gdk_drawable_ref (*window);
1403                       return TRUE;
1404                     }
1405                 }
1406               else
1407                 {
1408                   GDK_NOTE (EVENTS, g_print ("...undelivered\n"));
1409                   return FALSE;
1410                 }
1411             }
1412           else
1413             {
1414               gdk_drawable_unref (*window);
1415               *window = GDK_WINDOW (GDK_WINDOW_OBJECT (*window)->parent);
1416               gdk_drawable_ref (*window);
1417               GDK_NOTE (EVENTS, g_print ("...propagating to %#lx\n",
1418                                          (gulong) GDK_WINDOW_HWND (*window)));
1419               /* The only branch where we actually continue the loop */
1420             }
1421         }
1422       else
1423         return TRUE;
1424     }
1425 }
1426
1427 static gboolean
1428 doesnt_want_key (gint mask,
1429                  MSG *msg)
1430 {
1431   return (((msg->message == WM_KEYUP || msg->message == WM_SYSKEYUP)
1432            && !(mask & GDK_KEY_RELEASE_MASK))
1433           ||
1434           ((msg->message == WM_KEYDOWN || msg->message == WM_SYSKEYDOWN)
1435            && !(mask & GDK_KEY_PRESS_MASK)));
1436 }
1437
1438 static gboolean
1439 doesnt_want_char (gint mask,
1440                   MSG *msg)
1441 {
1442   return !(mask & (GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK));
1443 }
1444
1445 static gboolean
1446 doesnt_want_button_press (gint mask,
1447                           MSG *msg)
1448 {
1449   return !(mask & GDK_BUTTON_PRESS_MASK);
1450 }
1451
1452 static gboolean
1453 doesnt_want_button_release (gint mask,
1454                             MSG *msg)
1455 {
1456   return !(mask & GDK_BUTTON_RELEASE_MASK);
1457 }
1458
1459 static gboolean
1460 doesnt_want_button_motion (gint mask,
1461                            MSG *msg)
1462 {
1463   return !((mask & GDK_POINTER_MOTION_MASK)
1464            || ((msg->wParam & (MK_LBUTTON|MK_MBUTTON|MK_RBUTTON))
1465                && (mask & GDK_BUTTON_MOTION_MASK))
1466            || ((msg->wParam & MK_LBUTTON)
1467                && (mask & GDK_BUTTON1_MOTION_MASK))
1468            || ((msg->wParam & MK_MBUTTON)
1469                && (mask & GDK_BUTTON2_MOTION_MASK))
1470            || ((msg->wParam & MK_RBUTTON)
1471                && (mask & GDK_BUTTON3_MOTION_MASK)));
1472 }
1473
1474 static gboolean
1475 doesnt_want_scroll (gint mask,
1476                     MSG *msg)
1477 {
1478 #if 0
1479   return !(mask & GDK_SCROLL_MASK);
1480 #else
1481   return !(mask & GDK_BUTTON_PRESS_MASK);
1482 #endif
1483 }
1484
1485 static char *
1486 decode_key_lparam (LPARAM lParam)
1487 {
1488   static char buf[100];
1489   char *p = buf;
1490
1491   if (HIWORD (lParam) & KF_UP)
1492     p += sprintf (p, "KF_UP ");
1493   if (HIWORD (lParam) & KF_REPEAT)
1494     p += sprintf (p, "KF_REPEAT ");
1495   if (HIWORD (lParam) & KF_ALTDOWN)
1496     p += sprintf (p, "KF_ALTDOWN ");
1497   if (HIWORD (lParam) & KF_EXTENDED)
1498     p += sprintf (p, "KF_EXTENDED ");
1499   p += sprintf (p, "sc%d rep%d", LOBYTE (HIWORD (lParam)), LOWORD (lParam));
1500
1501   return buf;
1502 }
1503
1504 static gboolean
1505 gdk_event_translate (GdkEvent *event,
1506                      MSG      *msg,
1507                      gboolean *ret_val_flagp,
1508                      gint     *ret_valp,
1509                      gboolean  return_exposes)
1510 {
1511   DWORD pidActWin;
1512   DWORD pidThis;
1513   PAINTSTRUCT paintstruct;
1514   HDC hdc;
1515   HDC bgdc;
1516   HGDIOBJ oldbitmap;
1517   HBRUSH hbr;
1518   COLORREF bg;
1519   RECT rect;
1520   POINT pt;
1521   MINMAXINFO *mmi;
1522   HWND hwnd;
1523   HCURSOR hcursor;
1524
1525   /* Invariant:
1526    * window_impl == GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl)
1527    */
1528   GdkWindow *window;
1529   GdkWindowImplWin32 *window_impl;
1530 #define ASSIGN_WINDOW(rhs)                                                 \
1531   (window = rhs,                                                           \
1532    window_impl = (window ? GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl) : NULL))
1533
1534   GdkWindow *orig_window, *new_window;
1535   GdkColormap *colormap;
1536   GdkColormapPrivateWin32 *colormap_private;
1537   GdkPixmap *pixmap;
1538   GdkPixmapImplWin32 *pixmap_impl;
1539
1540   int button;
1541   int i, j;
1542
1543   gchar buf[256];
1544   gboolean return_val;
1545
1546   return_val = FALSE;
1547
1548   if (ret_val_flagp)
1549     *ret_val_flagp = FALSE;
1550
1551   ASSIGN_WINDOW (gdk_win32_handle_table_lookup ((GdkNativeWindow) msg->hwnd));
1552   orig_window = window;
1553
1554   event->any.window = window;
1555
1556   /* InSendMessage() does not really mean the same as X11's send_event flag,
1557    * but it is close enough, says jpe@archaeopteryx.com.
1558    */
1559   event->any.send_event = InSendMessage ();
1560
1561   if (window == NULL)
1562     {
1563       /* Handle WM_QUIT here ? */
1564       if (msg->message == WM_QUIT)
1565         {
1566           GDK_NOTE (EVENTS, g_print ("WM_QUIT: %d\n", msg->wParam));
1567           exit (msg->wParam);
1568         }
1569       else if (msg->message == WM_MOVE
1570                || msg->message == WM_SIZE)
1571         {
1572           /* It's quite normal to get these messages before we have
1573            * had time to register the window in our lookup table, or
1574            * when the window is being destroyed and we already have
1575            * removed it. Repost the same message to our queue so that
1576            * we will get it later when we are prepared.
1577            */
1578           GDK_NOTE(MISC, g_print("gdk_event_translate: %#lx %s posted.\n",
1579                                  (gulong) msg->hwnd,
1580                                  msg->message == WM_MOVE ?
1581                                  "WM_MOVE" : "WM_SIZE"));
1582
1583           PostMessage (msg->hwnd, msg->message,
1584                        msg->wParam, msg->lParam);
1585         }
1586 #ifndef WITHOUT_WM_CREATE
1587       else if (WM_CREATE == msg->message)
1588         {
1589           window = (UNALIGNED GdkWindow*) (((LPCREATESTRUCT) msg->lParam)->lpCreateParams);
1590           GDK_WINDOW_HWND (window) = msg->hwnd;
1591           GDK_NOTE (EVENTS, g_print ("gdk_event_translate: created %#x\n",
1592                                      (guint) msg->hwnd));
1593 # if 0
1594           /* This should handle allmost all the other window==NULL cases.
1595            * This code is executed while gdk_window_new is in it's
1596            * CreateWindowEx call.
1597            * Don't insert xid there a second time, if it's done here.
1598            */
1599           gdk_drawable_ref (window);
1600           gdk_win32_handle_table_insert (&GDK_WINDOW_HWND(window), window);
1601 # endif
1602         }
1603       else
1604       {
1605         GDK_NOTE (EVENTS, g_print ("gdk_event_translate: %s for %#x (NULL)\n",
1606                                    gdk_win32_message_name(msg->message),
1607                                    (guint) msg->hwnd));
1608       }
1609 #endif
1610       return FALSE;
1611     }
1612
1613   gdk_drawable_ref (window);
1614
1615   if (!GDK_WINDOW_DESTROYED (window))
1616     {
1617       /* Check for filters for this window */
1618       GdkFilterReturn result;
1619
1620       result = gdk_event_apply_filters
1621         (msg, event, GDK_WINDOW_OBJECT (window)->filters);
1622
1623       if (result != GDK_FILTER_CONTINUE)
1624         {
1625           return_val =  (result == GDK_FILTER_TRANSLATE) ? TRUE : FALSE;
1626           *ret_val_flagp = TRUE;
1627           *ret_valp = return_val;
1628           goto done;
1629         }
1630     }
1631
1632   if (msg->message == gdk_selection_notify_msg)
1633     {
1634       GDK_NOTE (EVENTS, g_print ("gdk_selection_notify_msg: %#lx\n",
1635                                  (gulong) msg->hwnd));
1636
1637       event->selection.type = GDK_SELECTION_NOTIFY;
1638       event->selection.window = window;
1639       event->selection.selection = msg->wParam;
1640       event->selection.target = msg->lParam;
1641       event->selection.property = gdk_selection_property;
1642       event->selection.time = msg->time;
1643
1644       return_val = !GDK_WINDOW_DESTROYED (window);
1645
1646       goto done;
1647     }
1648   else if (msg->message == gdk_selection_request_msg)
1649     {
1650       GDK_NOTE (EVENTS, g_print ("gdk_selection_request_msg: %#lx\n",
1651                                  (gulong) msg->hwnd));
1652
1653       event->selection.type = GDK_SELECTION_REQUEST;
1654       event->selection.window = window;
1655       event->selection.selection = gdk_clipboard_atom;
1656       event->selection.target = GDK_TARGET_STRING;
1657       event->selection.property = gdk_selection_property;
1658       event->selection.requestor = (guint32) msg->hwnd;
1659       event->selection.time = msg->time;
1660
1661       return_val = !GDK_WINDOW_DESTROYED (window);
1662
1663       goto done;
1664     }
1665   else if (msg->message == gdk_selection_clear_msg)
1666     {
1667       GDK_NOTE (EVENTS, g_print ("gdk_selection_clear_msg: %#lx\n",
1668                                  (gulong) msg->hwnd));
1669
1670       event->selection.type = GDK_SELECTION_CLEAR;
1671       event->selection.window = window;
1672       event->selection.selection = msg->wParam;
1673       event->selection.time = msg->time;
1674
1675       return_val = !GDK_WINDOW_DESTROYED (window);
1676
1677       goto done;
1678     }
1679   else if (msg->message == msh_mousewheel_msg)
1680     {
1681       GDK_NOTE (EVENTS, g_print ("MSH_MOUSEWHEEL: %#lx %d\n",
1682                                  (gulong) msg->hwnd, msg->wParam));
1683
1684       event->scroll.type = GDK_SCROLL;
1685
1686       /* MSG_MOUSEWHEEL is delivered to the foreground window.  Work
1687        * around that. Also, the position is in screen coordinates, not
1688        * client coordinates as with the button messages.
1689        */
1690       pt.x = LOWORD (msg->lParam);
1691       pt.y = HIWORD (msg->lParam);
1692       if ((hwnd = WindowFromPoint (pt)) == NULL)
1693         goto done;
1694
1695       msg->hwnd = hwnd;
1696       if ((new_window = gdk_win32_handle_table_lookup ((GdkNativeWindow) msg->hwnd)) == NULL)
1697         goto done;
1698
1699       if (new_window != window)
1700         {
1701           gdk_drawable_unref (window);
1702           ASSIGN_WINDOW (new_window);
1703           gdk_drawable_ref (window);
1704         }
1705
1706       if (GDK_WINDOW_OBJECT (window)->extension_events != 0
1707           && gdk_input_ignore_core)
1708         {
1709           GDK_NOTE (EVENTS, g_print ("...ignored\n"));
1710           goto done;
1711         }
1712
1713       if (!propagate (&window, msg,
1714                       p_grab_window, p_grab_owner_events, p_grab_mask,
1715                       doesnt_want_scroll))
1716         goto done;
1717
1718       ASSIGN_WINDOW (window);
1719
1720       ScreenToClient (msg->hwnd, &pt);
1721       event->button.window = window;
1722       event->scroll.direction = ((int) msg->wParam > 0) ?
1723         GDK_SCROLL_UP : GDK_SCROLL_DOWN;
1724       event->scroll.window = window;
1725       event->scroll.time = msg->time;
1726       event->scroll.x = (gint16) pt.x;
1727       event->scroll.y = (gint16) pt.y;
1728       event->scroll.x_root = (gint16) LOWORD (msg->lParam);
1729       event->scroll.y_root = (gint16) HIWORD (msg->lParam);
1730       event->scroll.state = 0;  /* No state information with MSH_MOUSEWHEEL */
1731       event->scroll.device = gdk_core_pointer;
1732       return_val = !GDK_WINDOW_DESTROYED (window);
1733
1734       goto done;
1735     }
1736   else
1737     {
1738       GList *tmp_list;
1739       GdkFilterReturn result = GDK_FILTER_CONTINUE;
1740
1741       tmp_list = client_filters;
1742       while (tmp_list)
1743         {
1744           GdkClientFilter *filter = tmp_list->data;
1745           if (filter->type == msg->message)
1746             {
1747               GDK_NOTE (EVENTS, g_print ("client filter matched\n"));
1748               event->any.window = window;
1749               result = (*filter->function) (msg, event, filter->data);
1750               switch (result)
1751                 {
1752                 case GDK_FILTER_REMOVE:
1753                   *ret_val_flagp = TRUE;
1754                   *ret_valp = 0;
1755                   return_val = FALSE;
1756                   break;
1757
1758                 case GDK_FILTER_TRANSLATE:
1759                   return_val = TRUE;
1760                   break;
1761
1762                 case GDK_FILTER_CONTINUE:
1763                   *ret_val_flagp = TRUE;
1764                   *ret_valp = 1;
1765                   return_val = TRUE;
1766                   event->client.type = GDK_CLIENT_EVENT;
1767                   event->client.window = window;
1768                   event->client.message_type = msg->message;
1769                   event->client.data_format = 0;
1770                   event->client.data.l[0] = msg->wParam;
1771                   event->client.data.l[1] = msg->lParam;
1772                   break;
1773                 }
1774               goto done;
1775             }
1776           tmp_list = tmp_list->next;
1777         }
1778     }
1779
1780   switch (msg->message)
1781     {
1782     case WM_INPUTLANGCHANGE:
1783       GDK_NOTE (EVENTS,
1784                 g_print ("WM_INPUTLANGCHANGE: %#lx  charset %lu locale %lx\n",
1785                          (gulong) msg->hwnd, (gulong) msg->wParam, msg->lParam));
1786       window_impl->input_locale = (HKL) msg->lParam;
1787       TranslateCharsetInfo ((DWORD FAR *) msg->wParam,
1788                             &window_impl->charset_info,
1789                             TCI_SRCCHARSET);
1790       break;
1791
1792     case WM_SYSKEYUP:
1793     case WM_SYSKEYDOWN:
1794       GDK_NOTE (EVENTS,
1795                 g_print ("WM_SYSKEY%s: %#lx  %s %#x %s\n",
1796                          (msg->message == WM_SYSKEYUP ? "UP" : "DOWN"),
1797                          (gulong) msg->hwnd,
1798                          (GetKeyNameText (msg->lParam, buf,
1799                                           sizeof (buf)) > 0 ?
1800                           buf : ""),
1801                          msg->wParam,
1802                          decode_key_lparam (msg->lParam)));
1803
1804       /* Let the system handle Alt-Tab and Alt-Enter */
1805       if (msg->wParam == VK_TAB
1806           || msg->wParam == VK_RETURN
1807           || msg->wParam == VK_F4)
1808         break;
1809       /* If posted without us having keyboard focus, ignore */
1810       if (!(msg->lParam & 0x20000000))
1811         break;
1812 #if 0
1813       /* don't generate events for just the Alt key */
1814       if (msg->wParam == VK_MENU)
1815         break;
1816 #endif
1817       /* Jump to code in common with WM_KEYUP and WM_KEYDOWN */
1818       goto keyup_or_down;
1819
1820     case WM_KEYUP:
1821     case WM_KEYDOWN:
1822       GDK_NOTE (EVENTS,
1823                 g_print ("WM_KEY%s: %#lx  %s %#x %s\n",
1824                          (msg->message == WM_KEYUP ? "UP" : "DOWN"),
1825                          (gulong) msg->hwnd,
1826                          (GetKeyNameText (msg->lParam, buf,
1827                                           sizeof (buf)) > 0 ?
1828                           buf : ""),
1829                          msg->wParam,
1830                          decode_key_lparam (msg->lParam)));
1831
1832       ignore_wm_char = TRUE;
1833
1834     keyup_or_down:
1835
1836       event->key.window = window;
1837       event->key.hardware_keycode = msg->wParam;
1838
1839       switch (msg->wParam)
1840         {
1841         case VK_LBUTTON:
1842           event->key.keyval = GDK_Pointer_Button1; break;
1843         case VK_RBUTTON:
1844           event->key.keyval = GDK_Pointer_Button3; break;
1845         case VK_MBUTTON:
1846           event->key.keyval = GDK_Pointer_Button2; break;
1847         case VK_CANCEL:
1848           event->key.keyval = GDK_Cancel; break;
1849         case VK_BACK:
1850           event->key.keyval = GDK_BackSpace; break;
1851         case VK_TAB:
1852           event->key.keyval = (GetKeyState(VK_SHIFT) < 0 ?
1853             GDK_ISO_Left_Tab : GDK_Tab);
1854           break;
1855         case VK_CLEAR:
1856           event->key.keyval = GDK_Clear; break;
1857         case VK_RETURN:
1858           event->key.keyval = GDK_Return; break;
1859         case VK_SHIFT:
1860           /* Don't let Shift auto-repeat */
1861           if (msg->message == WM_KEYDOWN
1862               && (HIWORD (msg->lParam) & KF_REPEAT))
1863             ignore_wm_char = FALSE;
1864           else
1865             event->key.keyval = GDK_Shift_L;
1866           break;
1867         case VK_CONTROL:
1868           /* And not Control either */
1869           if (msg->message == WM_KEYDOWN
1870               && (HIWORD (msg->lParam) & KF_REPEAT))
1871             ignore_wm_char = FALSE;
1872           else if (HIWORD (msg->lParam) & KF_EXTENDED)
1873             event->key.keyval = GDK_Control_R;
1874           else
1875             event->key.keyval = GDK_Control_L;
1876           break;
1877         case VK_MENU:
1878           /* And not Alt */
1879           if (msg->message == WM_KEYDOWN
1880               && (HIWORD (msg->lParam) & KF_REPEAT))
1881             ignore_wm_char = FALSE;
1882           else if (HIWORD (msg->lParam) & KF_EXTENDED)
1883             {
1884               /* AltGr key comes in as Control+Right Alt */
1885               if (GetKeyState (VK_CONTROL) < 0)
1886                 {
1887                   ignore_wm_char = FALSE;
1888                   is_altgr_key = TRUE;
1889                 }
1890               event->key.keyval = GDK_Alt_R;
1891             }
1892           else
1893             {
1894               event->key.keyval = GDK_Alt_L;
1895               /* This needed in case she types Alt+nnn (on the numpad) */
1896               ignore_wm_char = FALSE;
1897             }
1898           break;
1899         case VK_PAUSE:
1900           event->key.keyval = GDK_Pause; break;
1901         case VK_CAPITAL:
1902           event->key.keyval = GDK_Caps_Lock; break;
1903         case VK_ESCAPE:
1904           event->key.keyval = GDK_Escape; break;
1905         case VK_PRIOR:
1906           event->key.keyval = GDK_Prior; break;
1907         case VK_NEXT:
1908           event->key.keyval = GDK_Next; break;
1909         case VK_END:
1910           event->key.keyval = GDK_End; break;
1911         case VK_HOME:
1912           event->key.keyval = GDK_Home; break;
1913         case VK_LEFT:
1914           event->key.keyval = GDK_Left; break;
1915         case VK_UP:
1916           event->key.keyval = GDK_Up; break;
1917         case VK_RIGHT:
1918           event->key.keyval = GDK_Right; break;
1919         case VK_DOWN:
1920           event->key.keyval = GDK_Down; break;
1921         case VK_SELECT:
1922           event->key.keyval = GDK_Select; break;
1923         case VK_PRINT:
1924           event->key.keyval = GDK_Print; break;
1925         case VK_EXECUTE:
1926           event->key.keyval = GDK_Execute; break;
1927         case VK_INSERT:
1928           event->key.keyval = GDK_Insert; break;
1929         case VK_DELETE:
1930           event->key.keyval = GDK_Delete; break;
1931         case VK_HELP:
1932           event->key.keyval = GDK_Help; break;
1933         case VK_NUMPAD0:
1934         case VK_NUMPAD1:
1935         case VK_NUMPAD2:
1936         case VK_NUMPAD3:
1937         case VK_NUMPAD4:
1938         case VK_NUMPAD5:
1939         case VK_NUMPAD6:
1940         case VK_NUMPAD7:
1941         case VK_NUMPAD8:
1942         case VK_NUMPAD9:
1943           /* Apparently applications work better if we just pass numpad digits
1944            * on as real digits? So wait for the WM_CHAR instead.
1945            */
1946           ignore_wm_char = FALSE;
1947           break;
1948         case VK_MULTIPLY:
1949           event->key.keyval = GDK_KP_Multiply; break;
1950         case VK_ADD:
1951           /* Pass it on as an ASCII plus in WM_CHAR. */
1952           ignore_wm_char = FALSE;
1953           break;
1954         case VK_SEPARATOR:
1955           event->key.keyval = GDK_KP_Separator; break;
1956         case VK_SUBTRACT:
1957           /* Pass it on as an ASCII minus in WM_CHAR. */
1958           ignore_wm_char = FALSE;
1959           break;
1960         case VK_DECIMAL:
1961           /* The keypad decimal key should also be passed on as the decimal
1962            * sign ('.' or ',' depending on the Windows locale settings,
1963            * apparently). So wait for the WM_CHAR here, also.
1964            */
1965           ignore_wm_char = FALSE;
1966           break;
1967         case VK_DIVIDE:
1968           event->key.keyval = GDK_KP_Divide; break;
1969         case VK_F1:
1970           event->key.keyval = GDK_F1; break;
1971         case VK_F2:
1972           event->key.keyval = GDK_F2; break;
1973         case VK_F3:
1974           event->key.keyval = GDK_F3; break;
1975         case VK_F4:
1976           event->key.keyval = GDK_F4; break;
1977         case VK_F5:
1978           event->key.keyval = GDK_F5; break;
1979         case VK_F6:
1980           event->key.keyval = GDK_F6; break;
1981         case VK_F7:
1982           event->key.keyval = GDK_F7; break;
1983         case VK_F8:
1984           event->key.keyval = GDK_F8; break;
1985         case VK_F9:
1986           event->key.keyval = GDK_F9; break;
1987         case VK_F10:
1988           event->key.keyval = GDK_F10; break;
1989         case VK_F11:
1990           event->key.keyval = GDK_F11; break;
1991         case VK_F12:
1992           event->key.keyval = GDK_F12; break;
1993         case VK_F13:
1994           event->key.keyval = GDK_F13; break;
1995         case VK_F14:
1996           event->key.keyval = GDK_F14; break;
1997         case VK_F15:
1998           event->key.keyval = GDK_F15; break;
1999         case VK_F16:
2000           event->key.keyval = GDK_F16; break;
2001         case '0':
2002         case '1':
2003         case '2':
2004         case '3':
2005         case '4':
2006         case '5':
2007         case '6':
2008         case '7':
2009         case '8':
2010         case '9':
2011           if (!is_altgr_key && (GetKeyState (VK_CONTROL) < 0
2012                                 || GetKeyState (VK_MENU) < 0))
2013             /* Control- or Alt-digits won't come in as a WM_CHAR,
2014              * but beware of AltGr-digits, which are used for instance
2015              * on Finnish keyboards.
2016              */
2017             event->key.keyval = GDK_0 + (msg->wParam - '0');
2018           else
2019             ignore_wm_char = FALSE;
2020           break;
2021         case VK_OEM_PLUS:       /* On my Win98, the '+' key comes in
2022                                  * as VK_OEM_PLUS, etc.
2023                                  */
2024         case VK_OEM_COMMA:
2025         case VK_OEM_MINUS:
2026         case VK_OEM_PERIOD:
2027         case VK_OEM_2:
2028         case VK_OEM_4:
2029         case VK_OEM_5:
2030         case VK_OEM_6:
2031           if (!is_altgr_key && (GetKeyState (VK_CONTROL) < 0
2032                                 || GetKeyState (VK_MENU) < 0))
2033             /* Control- or Alt-plus won't come in as WM_CHAR,
2034              * but beware of AltGr-plus which is backslash on
2035              * Finnish keyboards
2036              */
2037             /* All these VK_OEM keycodes happen to be the corresponding ASCII
2038              * char + 0x90
2039              */
2040             event->key.keyval = msg->wParam - 0x90;
2041           else
2042             ignore_wm_char = FALSE;
2043           break;
2044         case VK_OEM_1:
2045           if (!is_altgr_key && (GetKeyState (VK_CONTROL) < 0
2046                                 || GetKeyState (VK_MENU) < 0))
2047             /* ;: on US keyboard */
2048             event->key.keyval = ';';
2049           else
2050             ignore_wm_char = FALSE;
2051           break;
2052         case VK_OEM_3:
2053           if (!is_altgr_key && (GetKeyState (VK_CONTROL) < 0
2054                                 || GetKeyState (VK_MENU) < 0))
2055             /* `~ on US keyboard */
2056             event->key.keyval = '`';
2057           else
2058             ignore_wm_char = FALSE;
2059           break;
2060         case VK_OEM_7:
2061           if (!is_altgr_key && (GetKeyState (VK_CONTROL) < 0
2062                                 || GetKeyState (VK_MENU) < 0))
2063             /* '" on US keyboard */
2064             event->key.keyval = '\'';
2065           else
2066             ignore_wm_char = FALSE;
2067           break;
2068         default:
2069           if (msg->message == WM_SYSKEYDOWN || msg->message == WM_SYSKEYUP)
2070             event->key.keyval = msg->wParam;
2071           else
2072             ignore_wm_char = FALSE;
2073           break;
2074         }
2075
2076       if (!ignore_wm_char)
2077         break;
2078
2079       if (!propagate (&window, msg,
2080                       k_grab_window, k_grab_owner_events, GDK_ALL_EVENTS_MASK,
2081                       doesnt_want_key))
2082           break;
2083       ASSIGN_WINDOW (window);
2084
2085       is_altgr_key = FALSE;
2086       event->key.type = ((msg->message == WM_KEYDOWN
2087                           || msg->message == WM_SYSKEYDOWN) ?
2088                          GDK_KEY_PRESS : GDK_KEY_RELEASE);
2089       event->key.time = msg->time;
2090       event->key.state = 0;
2091       if (GetKeyState (VK_SHIFT) < 0)
2092         event->key.state |= GDK_SHIFT_MASK;
2093       if (GetKeyState (VK_CAPITAL) & 0x1)
2094         event->key.state |= GDK_LOCK_MASK;
2095       if (GetKeyState (VK_CONTROL) < 0)
2096         event->key.state |= GDK_CONTROL_MASK;
2097       if (msg->wParam != VK_MENU && GetKeyState (VK_MENU) < 0)
2098         event->key.state |= GDK_MOD1_MASK;
2099       event->key.string = NULL;
2100       event->key.length = 0;
2101       return_val = !GDK_WINDOW_DESTROYED (window);
2102       break;
2103
2104     case WM_IME_COMPOSITION:
2105       if (!use_ime_composition)
2106         break;
2107
2108       GDK_NOTE (EVENTS, g_print ("WM_IME_COMPOSITION: %#lx  %#lx\n",
2109                                  (gulong) msg->hwnd, msg->lParam));
2110       if (msg->lParam & GCS_RESULTSTR)
2111         goto wm_char;
2112       break;
2113
2114     case WM_IME_CHAR:
2115       GDK_NOTE (EVENTS,
2116                 g_print ("WM_IME_CHAR: %#lx  bytes: %#.04x\n",
2117                          (gulong) msg->hwnd, msg->wParam));
2118       goto wm_char;
2119
2120     case WM_CHAR:
2121     case WM_SYSCHAR:
2122       GDK_NOTE (EVENTS,
2123                 g_print ("WM_%sCHAR: %#lx  %#x %s %s\n",
2124                          (msg->message == WM_CHAR ? "" : "SYS"),
2125                          (gulong) msg->hwnd, msg->wParam,
2126                          decode_key_lparam (msg->lParam),
2127                          (ignore_wm_char ? "ignored" : "")));
2128
2129       if (ignore_wm_char)
2130         {
2131           ignore_wm_char = FALSE;
2132           break;
2133         }
2134
2135     wm_char:
2136       if (!propagate (&window, msg,
2137                       k_grab_window, k_grab_owner_events, GDK_ALL_EVENTS_MASK,
2138                       doesnt_want_char))
2139           break;
2140       ASSIGN_WINDOW (window);
2141
2142       event->key.window = window;
2143       return_val = !GDK_WINDOW_DESTROYED (window);
2144
2145       if (return_val && (event->key.window == k_grab_window
2146                          || (window_impl->event_mask & GDK_KEY_RELEASE_MASK)))
2147         {
2148           if (window == k_grab_window
2149               || (window_impl->event_mask & GDK_KEY_PRESS_MASK))
2150             {
2151               /* Append a GDK_KEY_PRESS event to the pushback list
2152                * (from which it will be fetched before the release
2153                * event).
2154                */
2155               GdkEvent *event2 = gdk_event_new ();
2156               build_keypress_event (window_impl, event2, msg);
2157               event2->key.window = window;
2158               gdk_drawable_ref (window);
2159               gdk_event_queue_append (event2);
2160               GDK_NOTE (EVENTS, print_event (event2));
2161             }
2162           /* Return the key release event.  */
2163           build_keyrelease_event (window_impl, event, msg);
2164         }
2165       else if (return_val
2166                && (window_impl->event_mask & GDK_KEY_PRESS_MASK))
2167         {
2168           /* Return just the key press event. */
2169           build_keypress_event (window_impl, event, msg);
2170         }
2171       else
2172         return_val = FALSE;
2173
2174 #if 0 /* Don't reset is_AltGr_key here. Othewise we can't type several
2175        * AltGr-accessed chars while keeping the AltGr pressed down
2176        * all the time.
2177        */
2178       is_AltGr_key = FALSE;
2179 #endif
2180       break;
2181
2182     case WM_LBUTTONDOWN:
2183       button = 1;
2184       goto buttondown0;
2185     case WM_MBUTTONDOWN:
2186       button = 2;
2187       goto buttondown0;
2188     case WM_RBUTTONDOWN:
2189       button = 3;
2190
2191     buttondown0:
2192       GDK_NOTE (EVENTS,
2193                 g_print ("WM_%cBUTTONDOWN: %#lx  (%d,%d)\n",
2194                          " LMR"[button],
2195                          (gulong) msg->hwnd,
2196                          LOWORD (msg->lParam), HIWORD (msg->lParam)));
2197
2198       if (GDK_WINDOW_OBJECT (window)->extension_events != 0
2199           && gdk_input_ignore_core)
2200         {
2201           GDK_NOTE (EVENTS, g_print ("...ignored\n"));
2202           break;
2203         }
2204
2205       ASSIGN_WINDOW (find_window_for_pointer_event (window, msg));
2206
2207       if (window != current_window)
2208         synthesize_crossing_events (window, msg);
2209
2210       event->button.type = GDK_BUTTON_PRESS;
2211       if (!propagate (&window, msg,
2212                       p_grab_window, p_grab_owner_events, p_grab_mask,
2213                       doesnt_want_button_press))
2214           break;
2215       ASSIGN_WINDOW (window);
2216
2217       event->button.window = window;
2218
2219       /* Emulate X11's automatic active grab */
2220       if (!p_grab_window)
2221         {
2222           /* No explicit active grab, let's start one automatically */
2223           gint owner_events = window_impl->event_mask
2224             & (GDK_BUTTON_PRESS_MASK|GDK_BUTTON_RELEASE_MASK);
2225
2226           GDK_NOTE (EVENTS, g_print ("...automatic grab started\n"));
2227           gdk_pointer_grab (window,
2228                             owner_events,
2229                             window_impl->event_mask,
2230                             NULL, NULL, 0);
2231           p_grab_automatic = TRUE;
2232         }
2233
2234       event->button.time = msg->time;
2235       if (window != orig_window)
2236         translate_mouse_coords (orig_window, window, msg);
2237       event->button.x = current_x = (gint16) LOWORD (msg->lParam);
2238       event->button.y = current_y = (gint16) HIWORD (msg->lParam);
2239       event->button.x_root = msg->pt.x;
2240       event->button.y_root = msg->pt.y;
2241       event->button.axes = NULL;
2242       event->button.state = build_pointer_event_state (msg);
2243       event->button.button = button;
2244       event->button.device = gdk_core_pointer;
2245
2246       gdk_event_button_generate (event);
2247
2248       return_val = !GDK_WINDOW_DESTROYED (window);
2249       break;
2250
2251     case WM_LBUTTONUP:
2252       button = 1;
2253       goto buttonup0;
2254     case WM_MBUTTONUP:
2255       button = 2;
2256       goto buttonup0;
2257     case WM_RBUTTONUP:
2258       button = 3;
2259
2260     buttonup0:
2261       GDK_NOTE (EVENTS,
2262                 g_print ("WM_%cBUTTONUP: %#lx  (%d,%d)\n",
2263                          " LMR"[button],
2264                          (gulong) msg->hwnd,
2265                          LOWORD (msg->lParam), HIWORD (msg->lParam)));
2266
2267       ASSIGN_WINDOW (find_window_for_pointer_event (window, msg));
2268
2269       if (GDK_WINDOW_OBJECT (window)->extension_events != 0
2270           && gdk_input_ignore_core)
2271         {
2272           GDK_NOTE (EVENTS, g_print ("...ignored\n"));
2273           break;
2274         }
2275
2276       if (window != current_window)
2277         synthesize_crossing_events (window, msg);
2278
2279       event->button.type = GDK_BUTTON_RELEASE;
2280       if (!propagate (&window, msg,
2281                       p_grab_window, p_grab_owner_events, p_grab_mask,
2282                       doesnt_want_button_release))
2283         {
2284         }
2285       else
2286         {
2287           ASSIGN_WINDOW (window);
2288
2289           event->button.window = window;
2290           event->button.time = msg->time;
2291           if (window != orig_window)
2292             translate_mouse_coords (orig_window, window, msg);
2293           event->button.x = (gint16) LOWORD (msg->lParam);
2294           event->button.y = (gint16) HIWORD (msg->lParam);
2295           event->button.x_root = msg->pt.x;
2296           event->button.y_root = msg->pt.y;
2297           event->button.axes = NULL;
2298           event->button.state = build_pointer_event_state (msg);
2299           event->button.button = button;
2300           event->button.device = gdk_core_pointer;
2301
2302           return_val = !GDK_WINDOW_DESTROYED (window);
2303         }
2304
2305       if (p_grab_window != NULL
2306           && p_grab_automatic
2307           && (msg->wParam & (MK_LBUTTON | MK_MBUTTON | MK_RBUTTON)) == 0)
2308         gdk_pointer_ungrab (0);
2309       break;
2310
2311     case WM_MOUSEMOVE:
2312       GDK_NOTE (EVENTS,
2313                 g_print ("WM_MOUSEMOVE: %#lx  %#x (%d,%d)\n",
2314                          (gulong) msg->hwnd, msg->wParam,
2315                          LOWORD (msg->lParam), HIWORD (msg->lParam)));
2316
2317       ASSIGN_WINDOW (find_window_for_pointer_event (window, msg));
2318
2319       /* If we haven't moved, don't create any event.
2320        * Windows sends WM_MOUSEMOVE messages after button presses
2321        * even if the mouse doesn't move. This disturbs gtk.
2322        */
2323       if (window == current_window
2324           && LOWORD (msg->lParam) == current_x
2325           && HIWORD (msg->lParam) == current_y)
2326         break;
2327
2328       /* HB: only process mouse move messages if we own the active window. */
2329       GetWindowThreadProcessId(GetActiveWindow(), &pidActWin);
2330       GetWindowThreadProcessId(msg->hwnd, &pidThis);
2331       if (pidActWin != pidThis)
2332         break;
2333
2334       if (window != current_window)
2335         synthesize_crossing_events (window, msg);
2336
2337       if (GDK_WINDOW_OBJECT (window)->extension_events != 0
2338           && gdk_input_ignore_core)
2339         {
2340           GDK_NOTE (EVENTS, g_print ("...ignored\n"));
2341           break;
2342         }
2343
2344       event->motion.type = GDK_MOTION_NOTIFY;
2345       if (!propagate (&window, msg,
2346                       p_grab_window, p_grab_owner_events, p_grab_mask,
2347                       doesnt_want_button_motion))
2348           break;
2349       ASSIGN_WINDOW (window);
2350
2351       event->motion.window = window;
2352       event->motion.time = msg->time;
2353       if (window != orig_window)
2354         translate_mouse_coords (orig_window, window, msg);
2355       event->motion.x = current_x = (gint16) LOWORD (msg->lParam);
2356       event->motion.y = current_y = (gint16) HIWORD (msg->lParam);
2357       event->motion.x_root = current_x_root = msg->pt.x;
2358       event->motion.y_root = current_y_root = msg->pt.y;
2359       event->motion.axes = NULL;
2360       event->motion.state = build_pointer_event_state (msg);
2361       event->motion.is_hint = FALSE;
2362       event->motion.device = gdk_core_pointer;
2363
2364       return_val = !GDK_WINDOW_DESTROYED (window);
2365       break;
2366
2367     case WM_NCMOUSEMOVE:
2368       GDK_NOTE (EVENTS,
2369                 g_print ("WM_NCMOUSEMOVE: %#lx  x,y: %d %d\n",
2370                          (gulong) msg->hwnd,
2371                          LOWORD (msg->lParam), HIWORD (msg->lParam)));
2372       if (track_mouse_event == NULL
2373           && current_window != NULL
2374           && (GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (current_window)->impl)->event_mask & GDK_LEAVE_NOTIFY_MASK))
2375         {
2376           GDK_NOTE (EVENTS, g_print ("...synthesizing LEAVE_NOTIFY event\n"));
2377
2378           event->crossing.type = GDK_LEAVE_NOTIFY;
2379           event->crossing.window = current_window;
2380           event->crossing.subwindow = NULL;
2381           event->crossing.time = msg->time;
2382           event->crossing.x = current_x;
2383           event->crossing.y = current_y;
2384           event->crossing.x_root = current_x_root;
2385           event->crossing.y_root = current_y_root;
2386           event->crossing.mode = GDK_CROSSING_NORMAL;
2387           event->crossing.detail = GDK_NOTIFY_NONLINEAR;
2388
2389           event->crossing.focus = TRUE; /* ??? */
2390           event->crossing.state = 0; /* ??? */
2391           return_val = TRUE;
2392         }
2393
2394       if (current_window)
2395         {
2396           gdk_drawable_unref (current_window);
2397           current_window = NULL;
2398         }
2399
2400       break;
2401
2402     case WM_MOUSEWHEEL:
2403       GDK_NOTE (EVENTS, g_print ("WM_MOUSEWHEEL: %#lx %d\n",
2404                                  (gulong) msg->hwnd, HIWORD (msg->wParam)));
2405
2406       event->scroll.type = GDK_SCROLL;
2407
2408       /* WM_MOUSEWHEEL is delivered to the focus window Work around
2409        * that. Also, the position is in screen coordinates, not client
2410        * coordinates as with the button messages. I love the
2411        * consistency of Windows.
2412        */
2413       pt.x = LOWORD (msg->lParam);
2414       pt.y = HIWORD (msg->lParam);
2415       if ((hwnd = WindowFromPoint (pt)) == NULL)
2416         break;
2417
2418       msg->hwnd = hwnd;
2419       if ((new_window = gdk_win32_handle_table_lookup ((GdkNativeWindow) msg->hwnd)) == NULL)
2420         break;
2421
2422       if (new_window != window)
2423         {
2424           gdk_drawable_unref (window);
2425           ASSIGN_WINDOW (new_window);
2426           gdk_drawable_ref (window);
2427         }
2428
2429       if (GDK_WINDOW_OBJECT (window)->extension_events != 0
2430           && gdk_input_ignore_core)
2431         {
2432           GDK_NOTE (EVENTS, g_print ("...ignored\n"));
2433           break;
2434         }
2435
2436       if (!propagate (&window, msg,
2437                       p_grab_window, p_grab_owner_events, p_grab_mask,
2438                       doesnt_want_scroll))
2439         break;
2440
2441       ASSIGN_WINDOW (window);
2442
2443       ScreenToClient (msg->hwnd, &pt);
2444       event->button.window = window;
2445       event->scroll.direction = (((short) HIWORD (msg->wParam)) > 0) ?
2446         GDK_SCROLL_UP : GDK_SCROLL_DOWN;
2447       event->scroll.window = window;
2448       event->scroll.time = msg->time;
2449       event->scroll.x = (gint16) pt.x;
2450       event->scroll.y = (gint16) pt.y;
2451       event->scroll.x_root = (gint16) LOWORD (msg->lParam);
2452       event->scroll.y_root = (gint16) HIWORD (msg->lParam);
2453       event->scroll.state = build_pointer_event_state (msg);
2454       event->scroll.device = gdk_core_pointer;
2455       return_val = !GDK_WINDOW_DESTROYED (window);
2456
2457       break;
2458
2459 #ifdef USE_TRACKMOUSEEVENT
2460     case WM_MOUSELEAVE:
2461       GDK_NOTE (EVENTS, g_print ("WM_MOUSELEAVE: %#lx\n", (gulong) msg->hwnd));
2462
2463       if (!(window_impl->event_mask & GDK_LEAVE_NOTIFY_MASK))
2464         break;
2465
2466       event->crossing.type = GDK_LEAVE_NOTIFY;
2467       event->crossing.window = window;
2468       event->crossing.subwindow = NULL;
2469       event->crossing.time = msg->time;
2470       event->crossing.x = current_x;
2471       event->crossing.y = current_y;
2472       event->crossing.x_root = current_xroot;
2473       event->crossing.y_root = current_yroot;
2474       event->crossing.mode = GDK_CROSSING_NORMAL;
2475       if (current_window
2476           && IsChild (GDK_WINDOW_HWND (current_window), GDK_WINDOW_HWND (window)))
2477         event->crossing.detail = GDK_NOTIFY_INFERIOR;
2478       else if (current_window
2479                && IsChild (GDK_WINDOW_HWND (window), GDK_WINDOW_HWND (current_window)))
2480         event->crossing.detail = GDK_NOTIFY_ANCESTOR;
2481       else
2482         event->crossing.detail = GDK_NOTIFY_NONLINEAR;
2483
2484       event->crossing.focus = TRUE; /* ??? */
2485       event->crossing.state = 0; /* ??? */
2486
2487       if (current_window)
2488         {
2489           gdk_drawable_unref (current_window);
2490           current_window = NULL;
2491         }
2492
2493       return_val = !GDK_WINDOW_DESTROYED (window);
2494       break;
2495 #endif
2496
2497     case WM_SETFOCUS:
2498     case WM_KILLFOCUS:
2499       GDK_NOTE (EVENTS, g_print ("WM_%sFOCUS: %#lx\n",
2500                                  (msg->message == WM_SETFOCUS ?
2501                                   "SET" : "KILL"),
2502                                  (gulong) msg->hwnd));
2503
2504       if (!(window_impl->event_mask & GDK_FOCUS_CHANGE_MASK))
2505         break;
2506
2507       event->focus_change.type = GDK_FOCUS_CHANGE;
2508       event->focus_change.window = window;
2509       event->focus_change.in = (msg->message == WM_SETFOCUS);
2510       return_val = !GDK_WINDOW_DESTROYED (window);
2511       break;
2512
2513     case WM_ERASEBKGND:
2514       GDK_NOTE (EVENTS, g_print ("WM_ERASEBKGND: %#lx  dc %#x\n",
2515                                  (gulong) msg->hwnd, msg->wParam));
2516
2517       if (GDK_WINDOW_DESTROYED (window))
2518         break;
2519
2520       if (GDK_WINDOW_OBJECT (window)->input_only)
2521         break;
2522
2523       if (GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl)->position_info.no_bg)
2524         {
2525           /* improves scolling effect, e.g. main buttons of testgtk */
2526           *ret_val_flagp = TRUE;
2527           *ret_valp = 1;
2528           break;
2529         }
2530
2531       colormap = GDK_DRAWABLE_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl)->colormap;
2532       if (colormap)
2533         colormap_private = GDK_COLORMAP_PRIVATE_DATA (colormap);
2534       hdc = (HDC) msg->wParam;
2535       if (colormap && colormap_private->xcolormap->rc_palette)
2536         {
2537           int k;
2538
2539           if (SelectPalette (hdc,  colormap_private->xcolormap->palette,
2540                              FALSE) == NULL)
2541             WIN32_GDI_FAILED ("SelectPalette");
2542           if ((k = RealizePalette (hdc)) == GDI_ERROR)
2543             WIN32_GDI_FAILED ("RealizePalette");
2544 #if 0
2545           g_print ("WM_ERASEBKGND: selected %#x, realized %d colors\n",
2546                    colormap_private->xcolormap->palette, k);
2547 #endif
2548         }
2549       *ret_val_flagp = TRUE;
2550       *ret_valp = 1;
2551
2552       if (GDK_WINDOW_OBJECT (window)->bg_pixmap == GDK_PARENT_RELATIVE_BG)
2553         {
2554           /* If this window should have the same background as the
2555            * parent, fetch the parent. (And if the same goes for
2556            * the parent, fetch the grandparent, etc.)
2557            */
2558           while (window && GDK_WINDOW_OBJECT (window)->bg_pixmap == GDK_PARENT_RELATIVE_BG)
2559             {
2560               gdk_drawable_unref (window);
2561               ASSIGN_WINDOW (GDK_WINDOW (GDK_WINDOW_OBJECT (window)->parent));
2562               gdk_drawable_ref (window);
2563             }
2564         }
2565
2566       if (GDK_WINDOW_OBJECT (window)->bg_pixmap == NULL)
2567         {
2568           bg = gdk_colormap_color (GDK_DRAWABLE_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl)->colormap,
2569                                    GDK_WINDOW_OBJECT (window)->bg_color.pixel);
2570
2571           GetClipBox (hdc, &rect);
2572           GDK_NOTE (EVENTS,
2573                     g_print ("...%ldx%ld@+%ld+%ld BG_PIXEL %.06lx\n",
2574                              rect.right - rect.left,
2575                              rect.bottom - rect.top,
2576                              rect.left, rect.top,
2577                              (gulong) bg));
2578           hbr = CreateSolidBrush (bg);
2579 #if 0
2580           g_print ("...CreateSolidBrush (%.08x) = %.08x\n", bg, hbr);
2581 #endif
2582           if (!FillRect (hdc, &rect, hbr))
2583             WIN32_GDI_FAILED ("FillRect");
2584           DeleteObject (hbr);
2585         }
2586       else if (GDK_WINDOW_OBJECT (window)->bg_pixmap != NULL &&
2587                GDK_WINDOW_OBJECT (window)->bg_pixmap != GDK_NO_BG)
2588         {
2589           pixmap = GDK_WINDOW_OBJECT (window)->bg_pixmap;
2590           pixmap_impl = GDK_PIXMAP_IMPL_WIN32 (GDK_PIXMAP_OBJECT (pixmap)->impl);
2591           GetClipBox (hdc, &rect);
2592
2593           if (pixmap_impl->width <= 8 && pixmap_impl->height <= 8)
2594             {
2595               GDK_NOTE (EVENTS, g_print ("...small pixmap, using brush\n"));
2596               hbr = CreatePatternBrush (GDK_PIXMAP_HBITMAP (pixmap));
2597               if (!FillRect (hdc, &rect, hbr))
2598                 WIN32_GDI_FAILED ("FillRect");
2599               DeleteObject (hbr);
2600             }
2601           else
2602             {
2603               GDK_NOTE (EVENTS,
2604                         g_print ("...blitting pixmap %#lx (%dx%d) "
2605                                  "all over the place,\n"
2606                                  "...clip box = %ldx%ld@+%ld+%ld\n",
2607                                  (gulong) GDK_PIXMAP_HBITMAP (pixmap),
2608                                  pixmap_impl->width, pixmap_impl->height,
2609                                  rect.right - rect.left, rect.bottom - rect.top,
2610                                  rect.left, rect.top));
2611
2612               if (!(bgdc = CreateCompatibleDC (hdc)))
2613                 {
2614                   WIN32_GDI_FAILED ("CreateCompatibleDC");
2615                   break;
2616                 }
2617               if (!(oldbitmap = SelectObject (bgdc, GDK_PIXMAP_HBITMAP (pixmap))))
2618                 {
2619                   WIN32_GDI_FAILED ("SelectObject");
2620                   DeleteDC (bgdc);
2621                   break;
2622                 }
2623               i = 0;
2624               while (i < rect.right)
2625                 {
2626                   j = 0;
2627                   while (j < rect.bottom)
2628                     {
2629                       if (i + pixmap_impl->width >= rect.left
2630                           && j + pixmap_impl->height >= rect.top)
2631                         {
2632                           if (!BitBlt (hdc, i, j,
2633                                        pixmap_impl->width, pixmap_impl->height,
2634                                        bgdc, 0, 0, SRCCOPY))
2635                             {
2636                               WIN32_GDI_FAILED ("BitBlt");
2637                               goto loopexit;
2638                             }
2639                         }
2640                       j += pixmap_impl->height;
2641                     }
2642                   i += pixmap_impl->width;
2643                 }
2644             loopexit:
2645               SelectObject (bgdc, oldbitmap);
2646               DeleteDC (bgdc);
2647             }
2648         }
2649       else
2650         {
2651           GDK_NOTE (EVENTS, g_print ("...BLACK_BRUSH (?)\n"));
2652           hbr = GetStockObject (BLACK_BRUSH);
2653           GetClipBox (hdc, &rect);
2654           if (!FillRect (hdc, &rect, hbr))
2655             WIN32_GDI_FAILED ("FillRect");
2656         }
2657       break;
2658
2659     case WM_PAINT:
2660       if (!GetUpdateRect(msg->hwnd, NULL, FALSE))
2661         {
2662           GDK_NOTE (EVENTS, g_print ("WM_PAINT: %#lx no update rect\n",
2663                                      (gulong) msg->hwnd));
2664           break;
2665         }
2666
2667       /* HB: don't generate GDK_EXPOSE events for InputOnly
2668        * windows -> backing store now works!
2669        */
2670       if (GDK_WINDOW_OBJECT (window)->input_only)
2671         break;
2672
2673       hdc = BeginPaint (msg->hwnd, &paintstruct);
2674
2675       GDK_NOTE (EVENTS,
2676                 g_print ("WM_PAINT: %#lx  %ldx%ld@+%ld+%ld %s dc %#lx\n",
2677                          (gulong) msg->hwnd,
2678                          paintstruct.rcPaint.right - paintstruct.rcPaint.left,
2679                          paintstruct.rcPaint.bottom - paintstruct.rcPaint.top,
2680                          paintstruct.rcPaint.left, paintstruct.rcPaint.top,
2681                          (paintstruct.fErase ? "erase" : ""),
2682                          (gulong) hdc));
2683
2684       EndPaint (msg->hwnd, &paintstruct);
2685
2686       if (!(window_impl->event_mask & GDK_EXPOSURE_MASK))
2687         break;
2688
2689       if ((paintstruct.rcPaint.right == paintstruct.rcPaint.left)
2690           || (paintstruct.rcPaint.bottom == paintstruct.rcPaint.top))
2691         break;
2692
2693       if (return_exposes)
2694         {
2695           event->expose.type = GDK_EXPOSE;
2696           event->expose.window = window;
2697           event->expose.area.x = paintstruct.rcPaint.left;
2698           event->expose.area.y = paintstruct.rcPaint.top;
2699           event->expose.area.width = paintstruct.rcPaint.right - paintstruct.rcPaint.left;
2700           event->expose.area.height = paintstruct.rcPaint.bottom - paintstruct.rcPaint.top;
2701           event->expose.region = gdk_region_rectangle (&(event->expose.area));
2702           event->expose.count = 0;
2703
2704           return_val = !GDK_WINDOW_DESTROYED (window);
2705           if (return_val)
2706             {
2707               GList *list = gdk_queued_events;
2708               while (list != NULL )
2709                 {
2710                   if ((((GdkEvent *)list->data)->any.type == GDK_EXPOSE) &&
2711                         (((GdkEvent *)list->data)->any.window == window) &&
2712                         !(((GdkEventPrivate *)list->data)->flags & GDK_EVENT_PENDING))
2713                         ((GdkEvent *)list->data)->expose.count++;
2714
2715                     list = list->next;
2716                 }
2717             }
2718         }
2719       else
2720         {
2721           GdkRectangle expose_rect;
2722
2723           expose_rect.x = paintstruct.rcPaint.left;
2724           expose_rect.y = paintstruct.rcPaint.top;
2725           expose_rect.width = paintstruct.rcPaint.right - paintstruct.rcPaint.left;
2726           expose_rect.height = paintstruct.rcPaint.bottom - paintstruct.rcPaint.top;
2727
2728             _gdk_window_process_expose (window, GetMessageTime (), &expose_rect);
2729
2730             return_val = FALSE;
2731         }
2732       break;
2733
2734     case WM_SETCURSOR:
2735       GDK_NOTE (EVENTS, g_print ("WM_SETCURSOR: %#lx %#x %#x\n",
2736                                  (gulong) msg->hwnd,
2737                                  LOWORD (msg->lParam), HIWORD (msg->lParam)));
2738
2739       if (LOWORD (msg->lParam) != HTCLIENT)
2740         break;
2741
2742       if (p_grab_window != NULL && p_grab_cursor != NULL)
2743         hcursor = p_grab_cursor;
2744       else if (!GDK_WINDOW_DESTROYED (window))
2745         hcursor = window_impl->hcursor;
2746       else
2747         hcursor = NULL;
2748
2749       if (hcursor != NULL)
2750         {
2751           GDK_NOTE (EVENTS, g_print ("...SetCursor(%#lx)\n", (gulong) hcursor));
2752           SetCursor (hcursor);
2753           *ret_val_flagp = TRUE;
2754           *ret_valp = TRUE;
2755         }
2756       break;
2757
2758     case WM_SHOWWINDOW:
2759       GDK_NOTE (EVENTS, g_print ("WM_SHOWWINDOW: %#lx  %d\n",
2760                                  (gulong) msg->hwnd,
2761                                  msg->wParam));
2762
2763       if (!(window_impl->event_mask & GDK_STRUCTURE_MASK))
2764         break;
2765
2766       event->any.type = (msg->wParam ? GDK_MAP : GDK_UNMAP);
2767       event->any.window = window;
2768
2769       if (event->any.type == GDK_UNMAP
2770           && p_grab_window == window)
2771         gdk_pointer_ungrab (msg->time);
2772
2773       if (event->any.type == GDK_UNMAP
2774           && k_grab_window == window)
2775         gdk_keyboard_ungrab (msg->time);
2776
2777       return_val = !GDK_WINDOW_DESTROYED (window);
2778       break;
2779
2780     case WM_SIZE:
2781       GDK_NOTE (EVENTS,
2782                 g_print ("WM_SIZE: %#lx  %s %dx%d\n",
2783                          (gulong) msg->hwnd,
2784                          (msg->wParam == SIZE_MAXHIDE ? "MAXHIDE" :
2785                           (msg->wParam == SIZE_MAXIMIZED ? "MAXIMIZED" :
2786                            (msg->wParam == SIZE_MAXSHOW ? "MAXSHOW" :
2787                             (msg->wParam == SIZE_MINIMIZED ? "MINIMIZED" :
2788                              (msg->wParam == SIZE_RESTORED ? "RESTORED" : "?"))))),
2789                          LOWORD (msg->lParam), HIWORD (msg->lParam)));
2790
2791       if (!(window_impl->event_mask & GDK_STRUCTURE_MASK))
2792         break;
2793
2794       if (msg->wParam == SIZE_MINIMIZED)
2795         {
2796           event->any.type = GDK_UNMAP;
2797           event->any.window = window;
2798
2799           if (p_grab_window == window)
2800             gdk_pointer_ungrab (msg->time);
2801
2802           if (k_grab_window == window)
2803             gdk_keyboard_ungrab (msg->time);
2804
2805           return_val = !GDK_WINDOW_DESTROYED (window);
2806         }
2807       else if ((msg->wParam == SIZE_RESTORED
2808                 || msg->wParam == SIZE_MAXIMIZED)
2809 #if 1
2810                && GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD
2811 #endif
2812                                                                  )
2813         {
2814           if (LOWORD (msg->lParam) == 0)
2815             break;
2816
2817           event->configure.type = GDK_CONFIGURE;
2818           event->configure.window = window;
2819           pt.x = 0;
2820           pt.y = 0;
2821           ClientToScreen (msg->hwnd, &pt);
2822           event->configure.x = pt.x;
2823           event->configure.y = pt.y;
2824           event->configure.width = LOWORD (msg->lParam);
2825           event->configure.height = HIWORD (msg->lParam);
2826           GDK_WINDOW_OBJECT (window)->x = event->configure.x;
2827           GDK_WINDOW_OBJECT (window)->y = event->configure.y;
2828           window_impl->width = event->configure.width;
2829           window_impl->height = event->configure.height;
2830
2831           if (GDK_WINDOW_OBJECT (window)->resize_count > 1)
2832             GDK_WINDOW_OBJECT (window)->resize_count -= 1;
2833
2834           return_val = !GDK_WINDOW_DESTROYED (window);
2835           if (return_val
2836               && GDK_WINDOW_OBJECT (window)->extension_events != 0)
2837             _gdk_input_configure_event (&event->configure, window);
2838         }
2839       break;
2840
2841     case WM_GETMINMAXINFO:
2842       GDK_NOTE (EVENTS, g_print ("WM_GETMINMAXINFO: %#lx\n", (gulong) msg->hwnd));
2843
2844       mmi = (MINMAXINFO*) msg->lParam;
2845       if (window_impl->hint_flags & GDK_HINT_MIN_SIZE)
2846         {
2847           mmi->ptMinTrackSize.x = window_impl->hint_min_width;
2848           mmi->ptMinTrackSize.y = window_impl->hint_min_height;
2849         }
2850       if (window_impl->hint_flags & GDK_HINT_MAX_SIZE)
2851         {
2852           mmi->ptMaxTrackSize.x = window_impl->hint_max_width;
2853           mmi->ptMaxTrackSize.y = window_impl->hint_max_height;
2854
2855           mmi->ptMaxSize.x = window_impl->hint_max_width;
2856           mmi->ptMaxSize.y = window_impl->hint_max_height;
2857         }
2858       break;
2859
2860     case WM_MOVE:
2861       GDK_NOTE (EVENTS, g_print ("WM_MOVE: %#lx  (%d,%d)\n",
2862                                  (gulong) msg->hwnd,
2863                                  LOWORD (msg->lParam), HIWORD (msg->lParam)));
2864
2865       if (!(window_impl->event_mask & GDK_STRUCTURE_MASK))
2866         break;
2867
2868       if (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD
2869           && !IsIconic(msg->hwnd)
2870           && IsWindowVisible(msg->hwnd))
2871         {
2872           event->configure.type = GDK_CONFIGURE;
2873           event->configure.window = window;
2874           event->configure.x = LOWORD (msg->lParam);
2875           event->configure.y = HIWORD (msg->lParam);
2876           GetClientRect (msg->hwnd, &rect);
2877           event->configure.width = rect.right;
2878           event->configure.height = rect.bottom;
2879           GDK_WINDOW_OBJECT (window)->x = event->configure.x;
2880           GDK_WINDOW_OBJECT (window)->y = event->configure.y;
2881           window_impl->width = event->configure.width;
2882           window_impl->height = event->configure.height;
2883
2884           return_val = !GDK_WINDOW_DESTROYED (window);
2885         }
2886       break;
2887
2888     case WM_CLOSE:
2889       GDK_NOTE (EVENTS, g_print ("WM_CLOSE: %#lx\n", (gulong) msg->hwnd));
2890
2891       event->any.type = GDK_DELETE;
2892       event->any.window = window;
2893
2894       return_val = !GDK_WINDOW_DESTROYED (window);
2895       break;
2896
2897 #if 0
2898     /* No, don't use delayed rendering after all. It works only if the
2899      * delayed SetClipboardData is called from the WindowProc, it
2900      * seems. (The #else part below is test code for that. It succeeds
2901      * in setting the clipboard data. But if I call SetClipboardData
2902      * in gdk_property_change (as a consequence of the
2903      * GDK_SELECTION_REQUEST event), it fails.  I deduce that this is
2904      * because delayed rendering requires that SetClipboardData is
2905      * called in the window procedure.)
2906      */
2907     case WM_RENDERFORMAT:
2908     case WM_RENDERALLFORMATS:
2909       flag = FALSE;
2910       GDK_NOTE (EVENTS, flag = TRUE);
2911       if (flag)
2912         g_print ("WM_%s: %#lx %#x (%s)\n",
2913                  (msg->message == WM_RENDERFORMAT ? "RENDERFORMAT" :
2914                   "RENDERALLFORMATS"),
2915                  (gulong) msg->hwnd,
2916                  msg->wParam,
2917                  (msg->wParam == CF_TEXT ? "CF_TEXT" :
2918                   (msg->wParam == CF_DIB ? "CF_DIB" :
2919                    (msg->wParam == CF_UNICODETEXT ? "CF_UNICODETEXT" :
2920                     (GetClipboardFormatName (msg->wParam, buf, sizeof (buf)), buf)))));
2921
2922 #if 0
2923       event->selection.type = GDK_SELECTION_REQUEST;
2924       event->selection.window = window;
2925       event->selection.selection = gdk_clipboard_atom;
2926       if (msg->wParam == CF_TEXT)
2927         event->selection.target = GDK_TARGET_STRING;
2928       else
2929         {
2930           GetClipboardFormatName (msg->wParam, buf, sizeof (buf));
2931           event->selection.target = gdk_atom_intern (buf, FALSE);
2932         }
2933       event->selection.property = gdk_selection_property;
2934       event->selection.requestor = (guint32) msg->hwnd;
2935       event->selection.time = msg->time;
2936       return_val = !GDK_WINDOW_DESTROYED (window);
2937 #else
2938       /* Test code, to see if SetClipboardData works when called from
2939        * the window procedure.
2940        */
2941       {
2942         HGLOBAL hdata = GlobalAlloc (GMEM_MOVEABLE|GMEM_DDESHARE, 10);
2943         char *ptr = GlobalLock (hdata);
2944         strcpy (ptr, "Huhhaa");
2945         GlobalUnlock (hdata);
2946         if (!SetClipboardData (CF_TEXT, hdata))
2947           WIN32_API_FAILED ("SetClipboardData");
2948       }
2949       *ret_valp = 0;
2950       *ret_val_flagp = TRUE;
2951       return_val = FALSE;
2952 #endif
2953       break;
2954 #endif /* No delayed rendering */
2955
2956     case WM_DESTROY:
2957       GDK_NOTE (EVENTS, g_print ("WM_DESTROY: %#lx\n", (gulong) msg->hwnd));
2958
2959       event->any.type = GDK_DESTROY;
2960       event->any.window = window;
2961       if (window != NULL && window == current_window)
2962         {
2963           gdk_drawable_unref (current_window);
2964           current_window = NULL;
2965         }
2966
2967       if (p_grab_window == window)
2968         gdk_pointer_ungrab (msg->time);
2969
2970       if (k_grab_window == window)
2971         gdk_keyboard_ungrab (msg->time);
2972
2973       return_val = window != NULL && !GDK_WINDOW_DESTROYED (window);
2974
2975       if ((window != NULL) && (gdk_root_window != msg->hwnd))
2976         gdk_window_destroy_notify (window);
2977
2978       break;
2979
2980 #ifdef HAVE_WINTAB
2981       /* Handle WINTAB events here, as we know that gdkinput.c will
2982        * use the fixed WT_DEFBASE as lcMsgBase, and we thus can use the
2983        * constants as case labels.
2984        */
2985     case WT_PACKET:
2986       GDK_NOTE (EVENTS, g_print ("WT_PACKET: %#lx %d %#lx\n",
2987                                  (gulong) msg->hwnd,
2988                                  msg->wParam, msg->lParam));
2989       goto wintab;
2990
2991     case WT_CSRCHANGE:
2992       GDK_NOTE (EVENTS, g_print ("WT_CSRCHANGE: %#lx %d %#lx\n",
2993                                  (gulong) msg->hwnd,
2994                                  msg->wParam, msg->lParam));
2995       goto wintab;
2996
2997     case WT_PROXIMITY:
2998       GDK_NOTE (EVENTS, g_print ("WT_PROXIMITY: %#lx %#x %d %d\n",
2999                                  (gulong) msg->hwnd, msg->wParam,
3000                                  LOWORD (msg->lParam),
3001                                  HIWORD (msg->lParam)));
3002       /* Fall through */
3003     wintab:
3004       event->any.window = window;
3005       return_val = _gdk_input_other_event(event, msg, window);
3006       break;
3007 #endif
3008
3009     default:
3010       GDK_NOTE (EVENTS, g_print ("%s: %#lx %#x %#lx\n",
3011                                  gdk_win32_message_name (msg->message),
3012                                  (gulong) msg->hwnd,
3013                                  msg->wParam, msg->lParam));
3014     }
3015
3016 done:
3017
3018   if (return_val)
3019     {
3020       if (event->any.window)
3021         gdk_drawable_ref (event->any.window);
3022       if (((event->any.type == GDK_ENTER_NOTIFY) ||
3023            (event->any.type == GDK_LEAVE_NOTIFY)) &&
3024           (event->crossing.subwindow != NULL))
3025         gdk_drawable_ref (event->crossing.subwindow);
3026
3027       GDK_NOTE (EVENTS, print_event (event));
3028     }
3029   else
3030     {
3031       /* Mark this event as having no resources to be freed */
3032       event->any.window = NULL;
3033       event->any.type = GDK_NOTHING;
3034     }
3035
3036   if (window)
3037     gdk_drawable_unref (window);
3038
3039   return return_val;
3040 }
3041
3042 void
3043 gdk_events_queue (void)
3044 {
3045   MSG msg;
3046
3047   while (!gdk_event_queue_find_first ()
3048          && PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
3049     {
3050       GDK_NOTE (EVENTS, g_print ("PeekMessage: %#lx %s\n",
3051                                  (gulong) msg.hwnd, gdk_win32_message_name (msg.message)));
3052
3053       if (active_imm_msgpump_owner == NULL
3054           || (active_imm_msgpump_owner->lpVtbl->OnTranslateMessage) (active_imm_msgpump_owner, &msg) != S_OK)
3055         TranslateMessage (&msg);
3056
3057       DispatchMessage (&msg);
3058     }
3059 }
3060
3061 static gboolean
3062 gdk_event_prepare (GSource *source,
3063                    gint    *timeout)
3064 {
3065   MSG msg;
3066   gboolean retval;
3067
3068   GDK_THREADS_ENTER ();
3069
3070   *timeout = -1;
3071
3072   retval = (gdk_event_queue_find_first () != NULL)
3073               || PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE);
3074
3075   GDK_THREADS_LEAVE ();
3076
3077   return retval;
3078 }
3079
3080 static gboolean
3081 gdk_event_check (GSource *source)
3082 {
3083   MSG msg;
3084   gboolean retval;
3085
3086   GDK_THREADS_ENTER ();
3087
3088   if (event_poll_fd.revents & G_IO_IN)
3089     retval = (gdk_event_queue_find_first () != NULL)
3090               || PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE);
3091   else
3092     retval = FALSE;
3093
3094   GDK_THREADS_LEAVE ();
3095
3096   return retval;
3097 }
3098
3099 static gboolean
3100 gdk_event_dispatch (GSource     *source,
3101                     GSourceFunc  callback,
3102                     gpointer     user_data)
3103 {
3104   GdkEvent *event;
3105
3106   GDK_THREADS_ENTER ();
3107
3108   gdk_events_queue();
3109   event = gdk_event_unqueue();
3110
3111   if (event)
3112     {
3113       if (gdk_event_func)
3114         (*gdk_event_func) (event, gdk_event_data);
3115
3116       gdk_event_free (event);
3117     }
3118
3119   GDK_THREADS_LEAVE ();
3120
3121   return TRUE;
3122 }
3123
3124 /* Sends a ClientMessage to all toplevel client windows */
3125 gboolean
3126 gdk_event_send_client_message (GdkEvent *event, guint32 xid)
3127 {
3128   /* XXX */
3129   return FALSE;
3130 }
3131
3132 void
3133 gdk_event_send_clientmessage_toall (GdkEvent *event)
3134 {
3135   /* XXX */
3136 }
3137
3138 void
3139 gdk_flush (void)
3140 {
3141   MSG msg;
3142
3143   /* Process all messages currently available */
3144   while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
3145     {
3146       TranslateMessage (&msg); /* Translate virt. key codes */
3147       DispatchMessage (&msg);  /* Dispatch msg. to window */
3148     }
3149   GdiFlush ();
3150 }
3151
3152 #ifdef G_ENABLE_DEBUG
3153
3154 gchar *
3155 gdk_win32_message_name (UINT msg)
3156 {
3157   static gchar bfr[100];
3158
3159   switch (msg)
3160     {
3161 #define CASE(x) case x: return #x
3162       CASE (WM_NULL);
3163       CASE (WM_CREATE);
3164       CASE (WM_DESTROY);
3165       CASE (WM_MOVE);
3166       CASE (WM_SIZE);
3167       CASE (WM_ACTIVATE);
3168       CASE (WM_SETFOCUS);
3169       CASE (WM_KILLFOCUS);
3170       CASE (WM_ENABLE);
3171       CASE (WM_SETREDRAW);
3172       CASE (WM_SETTEXT);
3173       CASE (WM_GETTEXT);
3174       CASE (WM_GETTEXTLENGTH);
3175       CASE (WM_PAINT);
3176       CASE (WM_CLOSE);
3177       CASE (WM_QUERYENDSESSION);
3178       CASE (WM_QUERYOPEN);
3179       CASE (WM_ENDSESSION);
3180       CASE (WM_QUIT);
3181       CASE (WM_ERASEBKGND);
3182       CASE (WM_SYSCOLORCHANGE);
3183       CASE (WM_SHOWWINDOW);
3184       CASE (WM_WININICHANGE);
3185       CASE (WM_DEVMODECHANGE);
3186       CASE (WM_ACTIVATEAPP);
3187       CASE (WM_FONTCHANGE);
3188       CASE (WM_TIMECHANGE);
3189       CASE (WM_CANCELMODE);
3190       CASE (WM_SETCURSOR);
3191       CASE (WM_MOUSEACTIVATE);
3192       CASE (WM_CHILDACTIVATE);
3193       CASE (WM_QUEUESYNC);
3194       CASE (WM_GETMINMAXINFO);
3195       CASE (WM_PAINTICON);
3196       CASE (WM_ICONERASEBKGND);
3197       CASE (WM_NEXTDLGCTL);
3198       CASE (WM_SPOOLERSTATUS);
3199       CASE (WM_DRAWITEM);
3200       CASE (WM_MEASUREITEM);
3201       CASE (WM_DELETEITEM);
3202       CASE (WM_VKEYTOITEM);
3203       CASE (WM_CHARTOITEM);
3204       CASE (WM_SETFONT);
3205       CASE (WM_GETFONT);
3206       CASE (WM_SETHOTKEY);
3207       CASE (WM_GETHOTKEY);
3208       CASE (WM_QUERYDRAGICON);
3209       CASE (WM_COMPAREITEM);
3210       CASE (WM_GETOBJECT);
3211       CASE (WM_COMPACTING);
3212       CASE (WM_WINDOWPOSCHANGING);
3213       CASE (WM_WINDOWPOSCHANGED);
3214       CASE (WM_POWER);
3215       CASE (WM_COPYDATA);
3216       CASE (WM_CANCELJOURNAL);
3217       CASE (WM_NOTIFY);
3218       CASE (WM_INPUTLANGCHANGEREQUEST);
3219       CASE (WM_INPUTLANGCHANGE);
3220       CASE (WM_TCARD);
3221       CASE (WM_HELP);
3222       CASE (WM_USERCHANGED);
3223       CASE (WM_NOTIFYFORMAT);
3224       CASE (WM_CONTEXTMENU);
3225       CASE (WM_STYLECHANGING);
3226       CASE (WM_STYLECHANGED);
3227       CASE (WM_DISPLAYCHANGE);
3228       CASE (WM_GETICON);
3229       CASE (WM_SETICON);
3230       CASE (WM_NCCREATE);
3231       CASE (WM_NCDESTROY);
3232       CASE (WM_NCCALCSIZE);
3233       CASE (WM_NCHITTEST);
3234       CASE (WM_NCPAINT);
3235       CASE (WM_NCACTIVATE);
3236       CASE (WM_GETDLGCODE);
3237       CASE (WM_SYNCPAINT);
3238       CASE (WM_NCMOUSEMOVE);
3239       CASE (WM_NCLBUTTONDOWN);
3240       CASE (WM_NCLBUTTONUP);
3241       CASE (WM_NCLBUTTONDBLCLK);
3242       CASE (WM_NCRBUTTONDOWN);
3243       CASE (WM_NCRBUTTONUP);
3244       CASE (WM_NCRBUTTONDBLCLK);
3245       CASE (WM_NCMBUTTONDOWN);
3246       CASE (WM_NCMBUTTONUP);
3247       CASE (WM_NCMBUTTONDBLCLK);
3248       CASE (WM_NCXBUTTONDOWN);
3249       CASE (WM_NCXBUTTONUP);
3250       CASE (WM_NCXBUTTONDBLCLK);
3251       CASE (WM_KEYDOWN);
3252       CASE (WM_KEYUP);
3253       CASE (WM_CHAR);
3254       CASE (WM_DEADCHAR);
3255       CASE (WM_SYSKEYDOWN);
3256       CASE (WM_SYSKEYUP);
3257       CASE (WM_SYSCHAR);
3258       CASE (WM_SYSDEADCHAR);
3259       CASE (WM_KEYLAST);
3260       CASE (WM_IME_STARTCOMPOSITION);
3261       CASE (WM_IME_ENDCOMPOSITION);
3262       CASE (WM_IME_COMPOSITION);
3263       CASE (WM_INITDIALOG);
3264       CASE (WM_COMMAND);
3265       CASE (WM_SYSCOMMAND);
3266       CASE (WM_TIMER);
3267       CASE (WM_HSCROLL);
3268       CASE (WM_VSCROLL);
3269       CASE (WM_INITMENU);
3270       CASE (WM_INITMENUPOPUP);
3271       CASE (WM_MENUSELECT);
3272       CASE (WM_MENUCHAR);
3273       CASE (WM_ENTERIDLE);
3274       CASE (WM_MENURBUTTONUP);
3275       CASE (WM_MENUDRAG);
3276       CASE (WM_MENUGETOBJECT);
3277       CASE (WM_UNINITMENUPOPUP);
3278       CASE (WM_MENUCOMMAND);
3279       CASE (WM_CHANGEUISTATE);
3280       CASE (WM_UPDATEUISTATE);
3281       CASE (WM_QUERYUISTATE);
3282       CASE (WM_CTLCOLORMSGBOX);
3283       CASE (WM_CTLCOLOREDIT);
3284       CASE (WM_CTLCOLORLISTBOX);
3285       CASE (WM_CTLCOLORBTN);
3286       CASE (WM_CTLCOLORDLG);
3287       CASE (WM_CTLCOLORSCROLLBAR);
3288       CASE (WM_CTLCOLORSTATIC);
3289       CASE (WM_MOUSEMOVE);
3290       CASE (WM_LBUTTONDOWN);
3291       CASE (WM_LBUTTONUP);
3292       CASE (WM_LBUTTONDBLCLK);
3293       CASE (WM_RBUTTONDOWN);
3294       CASE (WM_RBUTTONUP);
3295       CASE (WM_RBUTTONDBLCLK);
3296       CASE (WM_MBUTTONDOWN);
3297       CASE (WM_MBUTTONUP);
3298       CASE (WM_MBUTTONDBLCLK);
3299       CASE (WM_MOUSEWHEEL);
3300       CASE (WM_XBUTTONDOWN);
3301       CASE (WM_XBUTTONUP);
3302       CASE (WM_XBUTTONDBLCLK);
3303       CASE (WM_PARENTNOTIFY);
3304       CASE (WM_ENTERMENULOOP);
3305       CASE (WM_EXITMENULOOP);
3306       CASE (WM_NEXTMENU);
3307       CASE (WM_SIZING);
3308       CASE (WM_CAPTURECHANGED);
3309       CASE (WM_MOVING);
3310       CASE (WM_POWERBROADCAST);
3311       CASE (WM_DEVICECHANGE);
3312       CASE (WM_MDICREATE);
3313       CASE (WM_MDIDESTROY);
3314       CASE (WM_MDIACTIVATE);
3315       CASE (WM_MDIRESTORE);
3316       CASE (WM_MDINEXT);
3317       CASE (WM_MDIMAXIMIZE);
3318       CASE (WM_MDITILE);
3319       CASE (WM_MDICASCADE);
3320       CASE (WM_MDIICONARRANGE);
3321       CASE (WM_MDIGETACTIVE);
3322       CASE (WM_MDISETMENU);
3323       CASE (WM_ENTERSIZEMOVE);
3324       CASE (WM_EXITSIZEMOVE);
3325       CASE (WM_DROPFILES);
3326       CASE (WM_MDIREFRESHMENU);
3327       CASE (WM_IME_SETCONTEXT);
3328       CASE (WM_IME_NOTIFY);
3329       CASE (WM_IME_CONTROL);
3330       CASE (WM_IME_COMPOSITIONFULL);
3331       CASE (WM_IME_SELECT);
3332       CASE (WM_IME_CHAR);
3333       CASE (WM_IME_REQUEST);
3334       CASE (WM_IME_KEYDOWN);
3335       CASE (WM_IME_KEYUP);
3336       CASE (WM_MOUSEHOVER);
3337       CASE (WM_MOUSELEAVE);
3338       CASE (WM_NCMOUSEHOVER);
3339       CASE (WM_NCMOUSELEAVE);
3340       CASE (WM_CUT);
3341       CASE (WM_COPY);
3342       CASE (WM_PASTE);
3343       CASE (WM_CLEAR);
3344       CASE (WM_UNDO);
3345       CASE (WM_RENDERFORMAT);
3346       CASE (WM_RENDERALLFORMATS);
3347       CASE (WM_DESTROYCLIPBOARD);
3348       CASE (WM_DRAWCLIPBOARD);
3349       CASE (WM_PAINTCLIPBOARD);
3350       CASE (WM_VSCROLLCLIPBOARD);
3351       CASE (WM_SIZECLIPBOARD);
3352       CASE (WM_ASKCBFORMATNAME);
3353       CASE (WM_CHANGECBCHAIN);
3354       CASE (WM_HSCROLLCLIPBOARD);
3355       CASE (WM_QUERYNEWPALETTE);
3356       CASE (WM_PALETTEISCHANGING);
3357       CASE (WM_PALETTECHANGED);
3358       CASE (WM_HOTKEY);
3359       CASE (WM_PRINT);
3360       CASE (WM_PRINTCLIENT);
3361       CASE (WM_APPCOMMAND);
3362       CASE (WM_HANDHELDFIRST);
3363       CASE (WM_HANDHELDLAST);
3364       CASE (WM_AFXFIRST);
3365       CASE (WM_AFXLAST);
3366       CASE (WM_PENWINFIRST);
3367       CASE (WM_PENWINLAST);
3368       CASE (WM_APP);
3369 #undef CASE
3370     default:
3371       if (msg >= WM_HANDHELDFIRST && msg <= WM_HANDHELDLAST)
3372         sprintf (bfr, "WM_HANDHELDFIRST+%d", msg - WM_HANDHELDFIRST);
3373       else if (msg >= WM_AFXFIRST && msg <= WM_AFXLAST)
3374         sprintf (bfr, "WM_AFXFIRST+%d", msg - WM_AFXFIRST);
3375       else if (msg >= WM_PENWINFIRST && msg <= WM_PENWINLAST)
3376         sprintf (bfr, "WM_PENWINFIRST+%d", msg - WM_PENWINFIRST);
3377       else if (msg >= WM_USER && msg <= 0x7FFF)
3378         sprintf (bfr, "WM_USER+%d", msg - WM_USER);
3379       else if (msg >= 0xC000 && msg <= 0xFFFF)
3380         sprintf (bfr, "reg-%#x", msg);
3381       else
3382         sprintf (bfr, "unk-%#x", msg);
3383       return bfr;
3384     }
3385   g_assert_not_reached ();
3386 }
3387
3388 #endif /* G_ENABLE_DEBUG */