/* GDK - The GIMP Drawing Kit * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald * Copyright (C) 1998-2002 Tor Lillqvist * Copyright (C) 2001,2009 Hans Breuer * Copyright (C) 2007-2009 Cody Russell * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library. If not, see . */ /* * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS * file for a list of people on the GTK+ Team. See the ChangeLog * files for a list of changes. These files are distributed with * GTK+ at ftp://ftp.gtk.org/pub/gtk/. */ /* Cannot use TrackMouseEvent, as the stupid WM_MOUSELEAVE message * doesn't tell us where the mouse has gone. Thus we cannot use it to * generate a correct GdkNotifyType. Pity, as using TrackMouseEvent * otherwise would make it possible to reliably generate * GDK_LEAVE_NOTIFY events, which would help get rid of those pesky * tooltips sometimes popping up in the wrong place. * * Update: a combination of TrackMouseEvent, GetCursorPos and * GetWindowPos can and is actually used to get rid of those * pesky tooltips. It should be possible to use this for the * whole ENTER/LEAVE NOTIFY handling but some platforms may * not have TrackMouseEvent at all (?) --hb */ #include "config.h" #include #include "gdk.h" #include "gdkdisplayprivate.h" #include "gdkprivate-win32.h" #include "gdkwin32.h" #include "gdkkeysyms.h" #include "gdkdevicemanager-win32.h" #include "gdkdeviceprivate.h" #include "gdkdevice-wintab.h" #include "gdkwin32dnd.h" #include "gdkdndprivate.h" #include #ifdef G_WITH_CYGWIN #include #include #endif #include #include #ifndef XBUTTON1 #define XBUTTON1 1 #define XBUTTON2 2 #endif #ifndef VK_XBUTTON1 #define VK_XBUTTON1 5 #define VK_XBUTTON2 6 #endif #ifndef MK_XBUTTON1 #define MK_XBUTTON1 32 #define MK_XBUTTON2 64 #endif /* Undefined flags: */ #define SWP_NOCLIENTSIZE 0x0800 #define SWP_NOCLIENTMOVE 0x1000 #define SWP_STATECHANGED 0x8000 /* * Private function declarations */ #define SYNAPSIS_ICON_WINDOW_CLASS "SynTrackCursorWindowClass" static gboolean gdk_event_translate (MSG *msg, gint *ret_valp); static void handle_wm_paint (MSG *msg, GdkWindow *window, gboolean return_exposes, GdkEvent **event); static gboolean gdk_event_prepare (GSource *source, gint *timeout); static gboolean gdk_event_check (GSource *source); static gboolean gdk_event_dispatch (GSource *source, GSourceFunc callback, gpointer user_data); /* Private variable declarations */ static GList *client_filters; /* Filters for client messages */ extern gint _gdk_input_ignore_core; HCURSOR _gdk_win32_grab_cursor; static GSourceFuncs event_funcs = { gdk_event_prepare, gdk_event_check, gdk_event_dispatch, NULL }; GPollFD event_poll_fd; static GdkWindow *mouse_window = NULL; static GdkWindow *mouse_window_ignored_leave = NULL; static gint current_x, current_y; static gint current_root_x, current_root_y; static UINT client_message; static UINT got_gdk_events_message; static HWND modal_win32_dialog = NULL; #if 0 static HKL latin_locale = NULL; #endif static gboolean in_ime_composition = FALSE; static UINT modal_timer; static UINT sync_timer = 0; static int debug_indent = 0; static void assign_object (gpointer lhsp, gpointer rhs) { if (*(gpointer *)lhsp != rhs) { if (*(gpointer *)lhsp != NULL) g_object_unref (*(gpointer *)lhsp); *(gpointer *)lhsp = rhs; if (rhs != NULL) g_object_ref (rhs); } } static void track_mouse_event (DWORD dwFlags, HWND hwnd) { TRACKMOUSEEVENT tme; tme.cbSize = sizeof(TRACKMOUSEEVENT); tme.dwFlags = dwFlags; tme.hwndTrack = hwnd; tme.dwHoverTime = HOVER_DEFAULT; /* not used */ if (!TrackMouseEvent (&tme)) WIN32_API_FAILED ("TrackMouseEvent"); else if (dwFlags == TME_LEAVE) GDK_NOTE (EVENTS, g_print(" (TrackMouseEvent %p)", hwnd)); else if (dwFlags == TME_CANCEL) GDK_NOTE (EVENTS, g_print(" (cancel TrackMouseEvent %p)", hwnd)); } gulong _gdk_win32_get_next_tick (gulong suggested_tick) { static gulong cur_tick = 0; if (suggested_tick == 0) suggested_tick = GetTickCount (); if (suggested_tick <= cur_tick) return cur_tick; else return cur_tick = suggested_tick; } static void generate_focus_event (GdkDeviceManager *device_manager, GdkWindow *window, gboolean in) { GdkDevice *device; GdkDevice *source_device; GdkEvent *event; device = GDK_DEVICE_MANAGER_WIN32 (device_manager)->core_keyboard; source_device = GDK_DEVICE_MANAGER_WIN32 (device_manager)->system_keyboard; event = gdk_event_new (GDK_FOCUS_CHANGE); event->focus_change.window = window; event->focus_change.in = in; gdk_event_set_device (event, device); gdk_event_set_source_device (event, source_device); _gdk_win32_append_event (event); } static void generate_grab_broken_event (GdkDeviceManager *device_manager, GdkWindow *window, gboolean keyboard, GdkWindow *grab_window) { GdkEvent *event = gdk_event_new (GDK_GRAB_BROKEN); GdkDevice *device; GdkDevice *source_device; if (keyboard) { device = GDK_DEVICE_MANAGER_WIN32 (device_manager)->core_keyboard; source_device = GDK_DEVICE_MANAGER_WIN32 (device_manager)->system_keyboard; } else { device = GDK_DEVICE_MANAGER_WIN32 (device_manager)->core_pointer; source_device = GDK_DEVICE_MANAGER_WIN32 (device_manager)->system_pointer; } event->grab_broken.window = window; event->grab_broken.send_event = 0; event->grab_broken.keyboard = keyboard; event->grab_broken.implicit = FALSE; event->grab_broken.grab_window = grab_window; gdk_event_set_device (event, device); gdk_event_set_source_device (event, device); _gdk_win32_append_event (event); } static LRESULT inner_window_procedure (HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam) { MSG msg; DWORD pos; gint ret_val = 0; msg.hwnd = hwnd; msg.message = message; msg.wParam = wparam; msg.lParam = lparam; msg.time = _gdk_win32_get_next_tick (0); pos = GetMessagePos (); msg.pt.x = GET_X_LPARAM (pos); msg.pt.y = GET_Y_LPARAM (pos); if (gdk_event_translate (&msg, &ret_val)) { /* If gdk_event_translate() returns TRUE, we return ret_val from * the window procedure. */ if (modal_win32_dialog) PostMessageW (modal_win32_dialog, got_gdk_events_message, (WPARAM) 1, 0); return ret_val; } else { /* Otherwise call DefWindowProcW(). */ GDK_NOTE (EVENTS, g_print (" DefWindowProcW")); return DefWindowProcW (hwnd, message, wparam, lparam); } } LRESULT CALLBACK _gdk_win32_window_procedure (HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam) { LRESULT retval; GDK_NOTE (EVENTS, g_print ("%s%*s%s %p", (debug_indent > 0 ? "\n" : ""), debug_indent, "", _gdk_win32_message_to_string (message), hwnd)); debug_indent += 2; retval = inner_window_procedure (hwnd, message, wparam, lparam); debug_indent -= 2; GDK_NOTE (EVENTS, g_print (" => %I64d%s", (gint64) retval, (debug_indent == 0 ? "\n" : ""))); return retval; } void _gdk_events_init (void) { GSource *source; #if 0 int i, j, n; /* List of languages that use a latin keyboard. Somewhat sorted in * "order of least surprise", in case we have to load one of them if * the user only has arabic loaded, for instance. */ static int latin_languages[] = { LANG_ENGLISH, LANG_SPANISH, LANG_PORTUGUESE, LANG_FRENCH, LANG_GERMAN, /* Rest in numeric order */ LANG_CZECH, LANG_DANISH, LANG_FINNISH, LANG_HUNGARIAN, LANG_ICELANDIC, LANG_ITALIAN, LANG_DUTCH, LANG_NORWEGIAN, LANG_POLISH, LANG_ROMANIAN, LANG_SLOVAK, LANG_ALBANIAN, LANG_SWEDISH, LANG_TURKISH, LANG_INDONESIAN, LANG_SLOVENIAN, LANG_ESTONIAN, LANG_LATVIAN, LANG_LITHUANIAN, LANG_VIETNAMESE, LANG_AFRIKAANS, LANG_FAEROESE #ifdef LANG_SWAHILI ,LANG_SWAHILI #endif }; #endif client_message = RegisterWindowMessage ("GDK_WIN32_CLIENT_MESSAGE"); got_gdk_events_message = RegisterWindowMessage ("GDK_WIN32_GOT_EVENTS"); #if 0 /* Check if we have some input locale identifier loaded that uses a * latin keyboard, to be able to get the virtual-key code for the * latin characters corresponding to ASCII control characters. */ if ((n = GetKeyboardLayoutList (0, NULL)) == 0) WIN32_API_FAILED ("GetKeyboardLayoutList"); else { HKL *hkl_list = g_new (HKL, n); if (GetKeyboardLayoutList (n, hkl_list) == 0) WIN32_API_FAILED ("GetKeyboardLayoutList"); else { for (i = 0; latin_locale == NULL && i < n; i++) for (j = 0; j < G_N_ELEMENTS (latin_languages); j++) if (PRIMARYLANGID (LOWORD (hkl_list[i])) == latin_languages[j]) { latin_locale = hkl_list [i]; break; } } g_free (hkl_list); } if (latin_locale == NULL) { /* Try to load a keyboard layout with latin characters then. */ i = 0; while (latin_locale == NULL && i < G_N_ELEMENTS (latin_languages)) { char id[9]; g_sprintf (id, "%08x", MAKELANGID (latin_languages[i++], SUBLANG_DEFAULT)); latin_locale = LoadKeyboardLayout (id, KLF_NOTELLSHELL|KLF_SUBSTITUTE_OK); } } GDK_NOTE (EVENTS, g_print ("latin_locale = %08x\n", (guint) latin_locale)); #endif source = g_source_new (&event_funcs, sizeof (GSource)); g_source_set_name (source, "GDK Win32 event source"); g_source_set_priority (source, GDK_PRIORITY_EVENTS); #ifdef G_WITH_CYGWIN event_poll_fd.fd = open ("/dev/windows", O_RDONLY); if (event_poll_fd.fd == -1) g_error ("can't open \"/dev/windows\": %s", g_strerror (errno)); #else event_poll_fd.fd = G_WIN32_MSG_HANDLE; #endif event_poll_fd.events = G_IO_IN; g_source_add_poll (source, &event_poll_fd); g_source_set_can_recurse (source, TRUE); g_source_attach (source, NULL); } gboolean _gdk_win32_display_has_pending (GdkDisplay *display) { return (_gdk_event_queue_find_first (display) || (modal_win32_dialog == NULL && GetQueueStatus (QS_ALLINPUT) != 0)); } #if 0 /* Unused, but might be useful to re-introduce in some debugging output? */ static char * event_mask_string (GdkEventMask mask) { static char bfr[500]; char *p = bfr; *p = '\0'; #define BIT(x) \ if (mask & GDK_##x##_MASK) \ p += g_sprintf (p, "%s" #x, (p > bfr ? " " : "")) BIT (EXPOSURE); BIT (POINTER_MOTION); BIT (POINTER_MOTION_HINT); BIT (BUTTON_MOTION); BIT (BUTTON1_MOTION); BIT (BUTTON2_MOTION); BIT (BUTTON3_MOTION); BIT (BUTTON_PRESS); BIT (BUTTON_RELEASE); BIT (KEY_PRESS); BIT (KEY_RELEASE); BIT (ENTER_NOTIFY); BIT (LEAVE_NOTIFY); BIT (FOCUS_CHANGE); BIT (STRUCTURE); BIT (PROPERTY_CHANGE); BIT (VISIBILITY_NOTIFY); BIT (PROXIMITY_IN); BIT (PROXIMITY_OUT); BIT (SUBSTRUCTURE); BIT (SCROLL); #undef BIT return bfr; } #endif static GdkWindow * find_window_for_mouse_event (GdkWindow* reported_window, MSG* msg) { POINT pt; GdkDeviceManagerWin32 *device_manager; GdkWindow *event_window; HWND hwnd; RECT rect; GdkDeviceGrabInfo *grab; device_manager = GDK_DEVICE_MANAGER_WIN32 (gdk_display_get_device_manager (_gdk_display)); grab = _gdk_display_get_last_device_grab (_gdk_display, device_manager->core_pointer); if (grab == NULL) return reported_window; pt = msg->pt; if (!grab->owner_events) event_window = grab->native_window; else { event_window = NULL; hwnd = WindowFromPoint (pt); if (hwnd != NULL) { POINT client_pt = pt; ScreenToClient (hwnd, &client_pt); GetClientRect (hwnd, &rect); if (PtInRect (&rect, client_pt)) event_window = gdk_win32_handle_table_lookup (hwnd); } if (event_window == NULL) event_window = grab->native_window; } /* need to also adjust the coordinates to the new window */ ScreenToClient (GDK_WINDOW_HWND (event_window), &pt); /* ATTENTION: need to update client coords */ msg->lParam = MAKELPARAM (pt.x, pt.y); return event_window; } static void build_key_event_state (GdkEvent *event, BYTE *key_state) { event->key.state = 0; if (key_state[VK_SHIFT] & 0x80) event->key.state |= GDK_SHIFT_MASK; if (key_state[VK_CAPITAL] & 0x01) event->key.state |= GDK_LOCK_MASK; if (key_state[VK_LBUTTON] & 0x80) event->key.state |= GDK_BUTTON1_MASK; if (key_state[VK_MBUTTON] & 0x80) event->key.state |= GDK_BUTTON2_MASK; if (key_state[VK_RBUTTON] & 0x80) event->key.state |= GDK_BUTTON3_MASK; if (key_state[VK_XBUTTON1] & 0x80) event->key.state |= GDK_BUTTON4_MASK; if (key_state[VK_XBUTTON2] & 0x80) event->key.state |= GDK_BUTTON5_MASK; if (_gdk_keyboard_has_altgr && (key_state[VK_LCONTROL] & 0x80) && (key_state[VK_RMENU] & 0x80)) { event->key.group = 1; event->key.state |= GDK_MOD2_MASK; if (key_state[VK_RCONTROL] & 0x80) event->key.state |= GDK_CONTROL_MASK; if (key_state[VK_LMENU] & 0x80) event->key.state |= GDK_MOD1_MASK; } else { event->key.group = 0; if (key_state[VK_CONTROL] & 0x80) event->key.state |= GDK_CONTROL_MASK; if (key_state[VK_MENU] & 0x80) event->key.state |= GDK_MOD1_MASK; } } static gint build_pointer_event_state (MSG *msg) { gint state; state = 0; if (msg->wParam & MK_CONTROL) state |= GDK_CONTROL_MASK; if ((msg->message != WM_LBUTTONDOWN && (msg->wParam & MK_LBUTTON)) || msg->message == WM_LBUTTONUP) state |= GDK_BUTTON1_MASK; if ((msg->message != WM_MBUTTONDOWN && (msg->wParam & MK_MBUTTON)) || msg->message == WM_MBUTTONUP) state |= GDK_BUTTON2_MASK; if ((msg->message != WM_RBUTTONDOWN && (msg->wParam & MK_RBUTTON)) || msg->message == WM_RBUTTONUP) state |= GDK_BUTTON3_MASK; if (((msg->message != WM_XBUTTONDOWN || HIWORD (msg->wParam) != XBUTTON1) && (msg->wParam & MK_XBUTTON1)) || (msg->message == WM_XBUTTONUP && HIWORD (msg->wParam) == XBUTTON1)) state |= GDK_BUTTON4_MASK; if (((msg->message != WM_XBUTTONDOWN || HIWORD (msg->wParam) != XBUTTON2) && (msg->wParam & MK_XBUTTON2)) || (msg->message == WM_XBUTTONUP && HIWORD (msg->wParam) == XBUTTON2)) state |= GDK_BUTTON5_MASK; if (msg->wParam & MK_SHIFT) state |= GDK_SHIFT_MASK; if (GetKeyState (VK_MENU) < 0) state |= GDK_MOD1_MASK; if (GetKeyState (VK_CAPITAL) & 0x1) state |= GDK_LOCK_MASK; return state; } static void build_wm_ime_composition_event (GdkEvent *event, MSG *msg, wchar_t wc, BYTE *key_state) { event->key.time = _gdk_win32_get_next_tick (msg->time); build_key_event_state (event, key_state); event->key.hardware_keycode = 0; /* FIXME: What should it be? */ event->key.string = NULL; event->key.length = 0; event->key.keyval = gdk_unicode_to_keyval (wc); } #ifdef G_ENABLE_DEBUG static void print_event_state (guint state) { #define CASE(bit) if (state & GDK_ ## bit ## _MASK) g_print (#bit " "); CASE (SHIFT); CASE (LOCK); CASE (CONTROL); CASE (MOD1); CASE (MOD2); CASE (MOD3); CASE (MOD4); CASE (MOD5); CASE (BUTTON1); CASE (BUTTON2); CASE (BUTTON3); CASE (BUTTON4); CASE (BUTTON5); #undef CASE } void _gdk_win32_print_event (const GdkEvent *event) { gchar *escaped, *kvname; gchar *selection_name, *target_name, *property_name; g_print ("%s%*s===> ", (debug_indent > 0 ? "\n" : ""), debug_indent, ""); switch (event->any.type) { #define CASE(x) case x: g_print (#x); break; CASE (GDK_NOTHING); CASE (GDK_DELETE); CASE (GDK_DESTROY); CASE (GDK_EXPOSE); CASE (GDK_MOTION_NOTIFY); CASE (GDK_BUTTON_PRESS); CASE (GDK_2BUTTON_PRESS); CASE (GDK_3BUTTON_PRESS); CASE (GDK_BUTTON_RELEASE); CASE (GDK_KEY_PRESS); CASE (GDK_KEY_RELEASE); CASE (GDK_ENTER_NOTIFY); CASE (GDK_LEAVE_NOTIFY); CASE (GDK_FOCUS_CHANGE); CASE (GDK_CONFIGURE); CASE (GDK_MAP); CASE (GDK_UNMAP); CASE (GDK_PROPERTY_NOTIFY); CASE (GDK_SELECTION_CLEAR); CASE (GDK_SELECTION_REQUEST); CASE (GDK_SELECTION_NOTIFY); CASE (GDK_PROXIMITY_IN); CASE (GDK_PROXIMITY_OUT); CASE (GDK_DRAG_ENTER); CASE (GDK_DRAG_LEAVE); CASE (GDK_DRAG_MOTION); CASE (GDK_DRAG_STATUS); CASE (GDK_DROP_START); CASE (GDK_DROP_FINISHED); CASE (GDK_CLIENT_EVENT); CASE (GDK_VISIBILITY_NOTIFY); CASE (GDK_SCROLL); CASE (GDK_WINDOW_STATE); CASE (GDK_SETTING); CASE (GDK_OWNER_CHANGE); CASE (GDK_GRAB_BROKEN); #undef CASE default: g_assert_not_reached (); } g_print (" %p ", event->any.window ? GDK_WINDOW_HWND (event->any.window) : NULL); switch (event->any.type) { case GDK_EXPOSE: g_print ("%s %d", _gdk_win32_gdkrectangle_to_string (&event->expose.area), event->expose.count); break; case GDK_MOTION_NOTIFY: g_print ("(%.4g,%.4g) (%.4g,%.4g) %s", event->motion.x, event->motion.y, event->motion.x_root, event->motion.y_root, event->motion.is_hint ? "HINT " : ""); print_event_state (event->motion.state); break; case GDK_BUTTON_PRESS: case GDK_2BUTTON_PRESS: case GDK_3BUTTON_PRESS: case GDK_BUTTON_RELEASE: g_print ("%d (%.4g,%.4g) (%.4g,%.4g) ", event->button.button, event->button.x, event->button.y, event->button.x_root, event->button.y_root); print_event_state (event->button.state); break; case GDK_KEY_PRESS: case GDK_KEY_RELEASE: if (event->key.length == 0) escaped = g_strdup (""); else escaped = g_strescape (event->key.string, NULL); kvname = gdk_keyval_name (event->key.keyval); g_print ("%#.02x group:%d %s %d:\"%s\" ", event->key.hardware_keycode, event->key.group, (kvname ? kvname : "??"), event->key.length, escaped); g_free (escaped); print_event_state (event->key.state); break; case GDK_ENTER_NOTIFY: case GDK_LEAVE_NOTIFY: g_print ("%p (%.4g,%.4g) (%.4g,%.4g) %s %s%s", event->crossing.subwindow == NULL ? NULL : GDK_WINDOW_HWND (event->crossing.subwindow), event->crossing.x, event->crossing.y, event->crossing.x_root, event->crossing.y_root, (event->crossing.mode == GDK_CROSSING_NORMAL ? "NORMAL" : (event->crossing.mode == GDK_CROSSING_GRAB ? "GRAB" : (event->crossing.mode == GDK_CROSSING_UNGRAB ? "UNGRAB" : "???"))), (event->crossing.detail == GDK_NOTIFY_ANCESTOR ? "ANCESTOR" : (event->crossing.detail == GDK_NOTIFY_VIRTUAL ? "VIRTUAL" : (event->crossing.detail == GDK_NOTIFY_INFERIOR ? "INFERIOR" : (event->crossing.detail == GDK_NOTIFY_NONLINEAR ? "NONLINEAR" : (event->crossing.detail == GDK_NOTIFY_NONLINEAR_VIRTUAL ? "NONLINEAR_VIRTUAL" : (event->crossing.detail == GDK_NOTIFY_UNKNOWN ? "UNKNOWN" : "???")))))), event->crossing.focus ? " FOCUS" : ""); print_event_state (event->crossing.state); break; case GDK_FOCUS_CHANGE: g_print ("%s", (event->focus_change.in ? "IN" : "OUT")); break; case GDK_CONFIGURE: g_print ("x:%d y:%d w:%d h:%d", event->configure.x, event->configure.y, event->configure.width, event->configure.height); break; case GDK_SELECTION_CLEAR: case GDK_SELECTION_REQUEST: case GDK_SELECTION_NOTIFY: selection_name = gdk_atom_name (event->selection.selection); target_name = gdk_atom_name (event->selection.target); property_name = gdk_atom_name (event->selection.property); g_print ("sel:%s tgt:%s prop:%s", selection_name, target_name, property_name); g_free (selection_name); g_free (target_name); g_free (property_name); break; case GDK_DRAG_ENTER: case GDK_DRAG_LEAVE: case GDK_DRAG_MOTION: case GDK_DRAG_STATUS: case GDK_DROP_START: case GDK_DROP_FINISHED: if (event->dnd.context != NULL) g_print ("ctx:%p: %s %s src:%p dest:%p", event->dnd.context, _gdk_win32_drag_protocol_to_string (event->dnd.context->protocol), event->dnd.context->is_source ? "SOURCE" : "DEST", event->dnd.context->source_window == NULL ? NULL : GDK_WINDOW_HWND (event->dnd.context->source_window), event->dnd.context->dest_window == NULL ? NULL : GDK_WINDOW_HWND (event->dnd.context->dest_window)); break; case GDK_CLIENT_EVENT: /* no more GdkEventClient */ break; case GDK_SCROLL: g_print ("(%.4g,%.4g) (%.4g,%.4g) %s ", event->scroll.x, event->scroll.y, event->scroll.x_root, event->scroll.y_root, (event->scroll.direction == GDK_SCROLL_UP ? "UP" : (event->scroll.direction == GDK_SCROLL_DOWN ? "DOWN" : (event->scroll.direction == GDK_SCROLL_LEFT ? "LEFT" : (event->scroll.direction == GDK_SCROLL_RIGHT ? "RIGHT" : "???"))))); print_event_state (event->scroll.state); break; case GDK_WINDOW_STATE: g_print ("%s: %s", _gdk_win32_window_state_to_string (event->window_state.changed_mask), _gdk_win32_window_state_to_string (event->window_state.new_window_state)); case GDK_SETTING: g_print ("%s: %s", (event->setting.action == GDK_SETTING_ACTION_NEW ? "NEW" : (event->setting.action == GDK_SETTING_ACTION_CHANGED ? "CHANGED" : (event->setting.action == GDK_SETTING_ACTION_DELETED ? "DELETED" : "???"))), (event->setting.name ? event->setting.name : "NULL")); case GDK_GRAB_BROKEN: g_print ("%s %s %p", (event->grab_broken.keyboard ? "KEYBOARD" : "POINTER"), (event->grab_broken.implicit ? "IMPLICIT" : "EXPLICIT"), (event->grab_broken.grab_window ? GDK_WINDOW_HWND (event->grab_broken.grab_window) : 0)); default: /* Nothing */ break; } g_print ("%s", (debug_indent == 0 ? "\n" : "")); } static char * decode_key_lparam (LPARAM lParam) { static char buf[100]; char *p = buf; if (HIWORD (lParam) & KF_UP) p += g_sprintf (p, "KF_UP "); if (HIWORD (lParam) & KF_REPEAT) p += g_sprintf (p, "KF_REPEAT "); if (HIWORD (lParam) & KF_ALTDOWN) p += g_sprintf (p, "KF_ALTDOWN "); if (HIWORD (lParam) & KF_EXTENDED) p += g_sprintf (p, "KF_EXTENDED "); p += g_sprintf (p, "sc:%d rep:%d", LOBYTE (HIWORD (lParam)), LOWORD (lParam)); return buf; } #endif static void fixup_event (GdkEvent *event) { if (event->any.window) g_object_ref (event->any.window); if (((event->any.type == GDK_ENTER_NOTIFY) || (event->any.type == GDK_LEAVE_NOTIFY)) && (event->crossing.subwindow != NULL)) g_object_ref (event->crossing.subwindow); if (((event->any.type == GDK_SELECTION_CLEAR) || (event->any.type == GDK_SELECTION_NOTIFY) || (event->any.type == GDK_SELECTION_REQUEST)) && (event->selection.requestor != NULL)) g_object_ref (event->selection.requestor); if ((event->any.type == GDK_OWNER_CHANGE) && (event->owner_change.owner != NULL)) g_object_ref (event->owner_change.owner); event->any.send_event = InSendMessage (); } void _gdk_win32_append_event (GdkEvent *event) { GList *link; fixup_event (event); #if 1 link = _gdk_event_queue_append (_gdk_display, event); GDK_NOTE (EVENTS, _gdk_win32_print_event (event)); /* event morphing, the passed in may not be valid afterwards */ _gdk_windowing_got_event (_gdk_display, link, event, 0); #else _gdk_event_queue_append (_gdk_display, event); GDK_NOTE (EVENTS, _gdk_win32_print_event (event)); #endif } static void fill_key_event_string (GdkEvent *event) { gunichar c; gchar buf[256]; /* Fill in event->string crudely, since various programs * depend on it. */ c = 0; if (event->key.keyval != GDK_KEY_VoidSymbol) c = gdk_keyval_to_unicode (event->key.keyval); if (c) { gsize bytes_written; gint len; /* Apply the control key - Taken from Xlib */ if (event->key.state & GDK_CONTROL_MASK) { if ((c >= '@' && c < '\177') || c == ' ') c &= 0x1F; else if (c == '2') { event->key.string = g_memdup ("\0\0", 2); event->key.length = 1; return; } else if (c >= '3' && c <= '7') c -= ('3' - '\033'); else if (c == '8') c = '\177'; else if (c == '/') c = '_' & 0x1F; } len = g_unichar_to_utf8 (c, buf); buf[len] = '\0'; event->key.string = g_locale_from_utf8 (buf, len, NULL, &bytes_written, NULL); if (event->key.string) event->key.length = bytes_written; } else if (event->key.keyval == GDK_KEY_Escape) { event->key.length = 1; event->key.string = g_strdup ("\033"); } else if (event->key.keyval == GDK_KEY_Return || event->key.keyval == GDK_KEY_KP_Enter) { event->key.length = 1; event->key.string = g_strdup ("\r"); } if (!event->key.string) { event->key.length = 0; event->key.string = g_strdup (""); } } static GdkFilterReturn apply_event_filters (GdkWindow *window, MSG *msg, GList **filters) { GdkFilterReturn result = GDK_FILTER_CONTINUE; GdkEvent *event; GList *node; GList *tmp_list; event = gdk_event_new (GDK_NOTHING); if (window != NULL) event->any.window = g_object_ref (window); ((GdkEventPrivate *)event)->flags |= GDK_EVENT_PENDING; /* I think GdkFilterFunc semantics require the passed-in event * to already be in the queue. The filter func can generate * more events and append them after it if it likes. */ node = _gdk_event_queue_append (_gdk_display, event); tmp_list = *filters; while (tmp_list) { GdkEventFilter *filter = (GdkEventFilter *) tmp_list->data; GList *node; if ((filter->flags & GDK_EVENT_FILTER_REMOVED) != 0) { tmp_list = tmp_list->next; continue; } filter->ref_count++; result = filter->function (msg, event, filter->data); /* get the next node after running the function since the function may add or remove a next node */ node = tmp_list; tmp_list = tmp_list->next; filter->ref_count--; if (filter->ref_count == 0) { *filters = g_list_remove_link (*filters, node); g_list_free_1 (node); g_free (filter); } if (result != GDK_FILTER_CONTINUE) break; } if (result == GDK_FILTER_CONTINUE || result == GDK_FILTER_REMOVE) { _gdk_event_queue_remove_link (_gdk_display, node); g_list_free_1 (node); gdk_event_free (event); } else /* GDK_FILTER_TRANSLATE */ { ((GdkEventPrivate *)event)->flags &= ~GDK_EVENT_PENDING; fixup_event (event); GDK_NOTE (EVENTS, _gdk_win32_print_event (event)); } return result; } /* * On Windows, transient windows will not have their own taskbar entries. * Because of this, we must hide and restore groups of transients in both * directions. That is, all transient children must be hidden or restored * with this window, but if this window's transient owner also has a * transient owner then this window's transient owner must be hidden/restored * with this one. And etc, up the chain until we hit an ancestor that has no * transient owner. * * It would be a good idea if applications don't chain transient windows * together. There's a limit to how much evil GTK can try to shield you * from. */ static void show_window_recurse (GdkWindow *window, gboolean hide_window) { GdkWindowImplWin32 *impl = GDK_WINDOW_IMPL_WIN32 (window->impl); GSList *children = impl->transient_children; GdkWindow *child = NULL; if (!impl->changing_state) { impl->changing_state = TRUE; if (children != NULL) { while (children != NULL) { child = children->data; show_window_recurse (child, hide_window); children = g_slist_next (children); } } if (GDK_WINDOW_IS_MAPPED (window)) { if (!hide_window) { if (gdk_window_get_state (window) & GDK_WINDOW_STATE_ICONIFIED) { if (gdk_window_get_state (window) & GDK_WINDOW_STATE_MAXIMIZED) { ShowWindow (GDK_WINDOW_HWND (window), SW_SHOWMAXIMIZED); } else { ShowWindow (GDK_WINDOW_HWND (window), SW_RESTORE); } } } else { ShowWindow (GDK_WINDOW_HWND (window), SW_MINIMIZE); } } impl->changing_state = FALSE; } } static void do_show_window (GdkWindow *window, gboolean hide_window) { GdkWindow *tmp_window = NULL; GdkWindowImplWin32 *tmp_impl = GDK_WINDOW_IMPL_WIN32 (window->impl); if (!tmp_impl->changing_state) { /* Find the top-level window in our transient chain. */ while (tmp_impl->transient_owner != NULL) { tmp_window = tmp_impl->transient_owner; tmp_impl = GDK_WINDOW_IMPL_WIN32 (tmp_window->impl); } /* If we couldn't find one, use the window provided. */ if (tmp_window == NULL) { tmp_window = window; } /* Recursively show/hide every window in the chain. */ if (tmp_window != window) { show_window_recurse (tmp_window, hide_window); } } } static void send_crossing_event (GdkDisplay *display, GdkWindow *window, GdkEventType type, GdkCrossingMode mode, GdkNotifyType notify_type, GdkWindow *subwindow, POINT *screen_pt, GdkModifierType mask, guint32 time_) { GdkEvent *event; GdkDeviceGrabInfo *grab; GdkDeviceManagerWin32 *device_manager; POINT pt; device_manager = GDK_DEVICE_MANAGER_WIN32 (gdk_display_get_device_manager (display)); grab = _gdk_display_has_device_grab (display, device_manager->core_pointer, 0); if (grab != NULL && !grab->owner_events && mode != GDK_CROSSING_UNGRAB) { /* !owner_event => only report events wrt grab window, ignore rest */ if ((GdkWindow *)window != grab->native_window) return; } pt = *screen_pt; ScreenToClient (GDK_WINDOW_HWND (window), &pt); event = gdk_event_new (type); event->crossing.window = window; event->crossing.subwindow = subwindow; event->crossing.time = _gdk_win32_get_next_tick (time_); event->crossing.x = pt.x; event->crossing.y = pt.y; event->crossing.x_root = screen_pt->x + _gdk_offset_x; event->crossing.y_root = screen_pt->y + _gdk_offset_y; event->crossing.mode = mode; event->crossing.detail = notify_type; event->crossing.mode = mode; event->crossing.detail = notify_type; event->crossing.focus = FALSE; event->crossing.state = mask; gdk_event_set_device (event, device_manager->core_pointer); gdk_event_set_source_device (event, device_manager->system_pointer); _gdk_win32_append_event (event); } static GdkWindow * get_native_parent (GdkWindow *window) { if (window->parent != NULL) return window->parent->impl_window; return NULL; } static GdkWindow * find_common_ancestor (GdkWindow *win1, GdkWindow *win2) { GdkWindow *tmp; GList *path1 = NULL, *path2 = NULL; GList *list1, *list2; tmp = win1; while (tmp != NULL && tmp->window_type != GDK_WINDOW_ROOT) { path1 = g_list_prepend (path1, tmp); tmp = get_native_parent (tmp); } tmp = win2; while (tmp != NULL && tmp->window_type != GDK_WINDOW_ROOT) { path2 = g_list_prepend (path2, tmp); tmp = get_native_parent (tmp); } list1 = path1; list2 = path2; tmp = NULL; while (list1 && list2 && (list1->data == list2->data)) { tmp = (GdkWindow *)list1->data; list1 = g_list_next (list1); list2 = g_list_next (list2); } g_list_free (path1); g_list_free (path2); return tmp; } void synthesize_crossing_events (GdkDisplay *display, GdkWindow *src, GdkWindow *dest, GdkCrossingMode mode, POINT *screen_pt, GdkModifierType mask, guint32 time_, gboolean non_linear) { GdkWindow *c; GdkWindow *win, *last, *next; GList *path, *list; GdkWindow *a; GdkWindow *b; GdkNotifyType notify_type; a = src; b = dest; if (a == b) return; /* No crossings generated between src and dest */ c = find_common_ancestor (a, b); non_linear |= (c != a) && (c != b); if (a) /* There might not be a source (i.e. if no previous pointer_in_window) */ { /* Traverse up from a to (excluding) c sending leave events */ if (non_linear) notify_type = GDK_NOTIFY_NONLINEAR; else if (c == a) notify_type = GDK_NOTIFY_INFERIOR; else notify_type = GDK_NOTIFY_ANCESTOR; send_crossing_event (display, a, GDK_LEAVE_NOTIFY, mode, notify_type, NULL, screen_pt, mask, time_); if (c != a) { if (non_linear) notify_type = GDK_NOTIFY_NONLINEAR_VIRTUAL; else notify_type = GDK_NOTIFY_VIRTUAL; last = a; win = get_native_parent (a); while (win != c && win->window_type != GDK_WINDOW_ROOT) { send_crossing_event (display, win, GDK_LEAVE_NOTIFY, mode, notify_type, (GdkWindow *)last, screen_pt, mask, time_); last = win; win = get_native_parent (win); } } } if (b) /* Might not be a dest, e.g. if we're moving out of the window */ { /* Traverse down from c to b */ if (c != b) { path = NULL; win = get_native_parent (b); while (win != c && win->window_type != GDK_WINDOW_ROOT) { path = g_list_prepend (path, win); win = get_native_parent (win); } if (non_linear) notify_type = GDK_NOTIFY_NONLINEAR_VIRTUAL; else notify_type = GDK_NOTIFY_VIRTUAL; list = path; while (list) { win = (GdkWindow *)list->data; list = g_list_next (list); if (list) next = (GdkWindow *)list->data; else next = b; send_crossing_event (display, win, GDK_ENTER_NOTIFY, mode, notify_type, next, screen_pt, mask, time_); } g_list_free (path); } if (non_linear) notify_type = GDK_NOTIFY_NONLINEAR; else if (c == a) notify_type = GDK_NOTIFY_ANCESTOR; else notify_type = GDK_NOTIFY_INFERIOR; send_crossing_event (display, b, GDK_ENTER_NOTIFY, mode, notify_type, NULL, screen_pt, mask, time_); } } /* The check_extended flag controls whether to check if the windows want * events from extended input devices and if the message should be skipped * because an extended input device is active */ static gboolean propagate (GdkWindow **window, MSG *msg, GdkWindow *grab_window, gboolean grab_owner_events, gint grab_mask, gboolean (*doesnt_want_it) (gint mask, MSG *msg)) { if (grab_window != NULL && !grab_owner_events) { /* Event source is grabbed with owner_events FALSE */ if ((*doesnt_want_it) (grab_mask, msg)) { GDK_NOTE (EVENTS, g_print (" (grabber doesn't want it)")); return FALSE; } else { GDK_NOTE (EVENTS, g_print (" (to grabber)")); assign_object (window, grab_window); return TRUE; } } /* If we come here, we know that if grab_window != NULL then * grab_owner_events is TRUE */ while (TRUE) { if ((*doesnt_want_it) ((*window)->event_mask, msg)) { /* Owner doesn't want it, propagate to parent. */ GdkWindow *parent = gdk_window_get_parent (*window); if (parent == _gdk_root || parent == NULL) { /* No parent; check if grabbed */ if (grab_window != NULL) { /* Event source is grabbed with owner_events TRUE */ if ((*doesnt_want_it) (grab_mask, msg)) { /* Grabber doesn't want it either */ GDK_NOTE (EVENTS, g_print (" (grabber doesn't want it)")); return FALSE; } else { /* Grabbed! */ GDK_NOTE (EVENTS, g_print (" (to grabber)")); assign_object (window, grab_window); return TRUE; } } else { GDK_NOTE (EVENTS, g_print (" (undelivered)")); return FALSE; } } else { assign_object (window, parent); /* The only branch where we actually continue the loop */ } } else return TRUE; } } static gboolean doesnt_want_key (gint mask, MSG *msg) { return (((msg->message == WM_KEYUP || msg->message == WM_SYSKEYUP) && !(mask & GDK_KEY_RELEASE_MASK)) || ((msg->message == WM_KEYDOWN || msg->message == WM_SYSKEYDOWN) && !(mask & GDK_KEY_PRESS_MASK))); } static gboolean doesnt_want_char (gint mask, MSG *msg) { return !(mask & (GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK)); } void _gdk_win32_emit_configure_event (GdkWindow *window) { GdkWindowImplWin32 *window_impl; RECT client_rect; POINT point; HWND hwnd; window_impl = GDK_WINDOW_IMPL_WIN32 (window->impl); if (window_impl->inhibit_configure) return; hwnd = GDK_WINDOW_HWND (window); GetClientRect (hwnd, &client_rect); point.x = client_rect.left; /* always 0 */ point.y = client_rect.top; /* top level windows need screen coords */ if (gdk_window_get_parent (window) == _gdk_root) { ClientToScreen (hwnd, &point); point.x += _gdk_offset_x; point.y += _gdk_offset_y; } window->width = client_rect.right - client_rect.left; window->height = client_rect.bottom - client_rect.top; window->x = point.x; window->y = point.y; _gdk_window_update_size (window); if (window->event_mask & GDK_STRUCTURE_MASK) { GdkEvent *event = gdk_event_new (GDK_CONFIGURE); event->configure.window = window; event->configure.width = client_rect.right - client_rect.left; event->configure.height = client_rect.bottom - client_rect.top; event->configure.x = point.x; event->configure.y = point.y; _gdk_win32_append_event (event); } } cairo_region_t * _gdk_win32_hrgn_to_region (HRGN hrgn) { RGNDATA *rgndata; RECT *rects; cairo_region_t *result; gint nbytes; guint i; if ((nbytes = GetRegionData (hrgn, 0, NULL)) == 0) { WIN32_GDI_FAILED ("GetRegionData"); return NULL; } rgndata = (RGNDATA *) g_malloc (nbytes); if (GetRegionData (hrgn, nbytes, rgndata) == 0) { WIN32_GDI_FAILED ("GetRegionData"); g_free (rgndata); return NULL; } result = cairo_region_create (); rects = (RECT *) rgndata->Buffer; for (i = 0; i < rgndata->rdh.nCount; i++) { GdkRectangle r; r.x = rects[i].left; r.y = rects[i].top; r.width = rects[i].right - r.x; r.height = rects[i].bottom - r.y; cairo_region_union_rectangle (result, &r); } g_free (rgndata); return result; } static void adjust_drag (LONG *drag, LONG curr, gint inc) { if (*drag > curr) *drag = curr + ((*drag + inc/2 - curr) / inc) * inc; else *drag = curr - ((curr - *drag + inc/2) / inc) * inc; } static void handle_wm_paint (MSG *msg, GdkWindow *window, gboolean return_exposes, GdkEvent **event) { HRGN hrgn = CreateRectRgn (0, 0, 0, 0); HDC hdc; PAINTSTRUCT paintstruct; cairo_region_t *update_region; if (GetUpdateRgn (msg->hwnd, hrgn, FALSE) == ERROR) { WIN32_GDI_FAILED ("GetUpdateRgn"); DeleteObject (hrgn); return; } hdc = BeginPaint (msg->hwnd, &paintstruct); GDK_NOTE (EVENTS, g_print (" %s %s dc %p%s", _gdk_win32_rect_to_string (&paintstruct.rcPaint), (paintstruct.fErase ? "erase" : ""), hdc, (return_exposes ? " return_exposes" : ""))); EndPaint (msg->hwnd, &paintstruct); if ((paintstruct.rcPaint.right == paintstruct.rcPaint.left) || (paintstruct.rcPaint.bottom == paintstruct.rcPaint.top)) { GDK_NOTE (EVENTS, g_print (" (empty paintstruct, ignored)")); DeleteObject (hrgn); return; } if (return_exposes) { if (!GDK_WINDOW_DESTROYED (window)) { GList *list = _gdk_display->queued_events; *event = gdk_event_new (GDK_EXPOSE); (*event)->expose.window = window; (*event)->expose.area.x = paintstruct.rcPaint.left; (*event)->expose.area.y = paintstruct.rcPaint.top; (*event)->expose.area.width = paintstruct.rcPaint.right - paintstruct.rcPaint.left; (*event)->expose.area.height = paintstruct.rcPaint.bottom - paintstruct.rcPaint.top; (*event)->expose.region = _gdk_win32_hrgn_to_region (hrgn); (*event)->expose.count = 0; while (list != NULL) { GdkEventPrivate *evp = list->data; if (evp->event.any.type == GDK_EXPOSE && evp->event.any.window == window && !(evp->flags & GDK_EVENT_PENDING)) evp->event.expose.count++; list = list->next; } } DeleteObject (hrgn); return; } update_region = _gdk_win32_hrgn_to_region (hrgn); if (!cairo_region_is_empty (update_region)) _gdk_window_invalidate_for_expose (window, update_region); cairo_region_destroy (update_region); DeleteObject (hrgn); } static VOID CALLBACK modal_timer_proc (HWND hwnd, UINT msg, UINT_PTR id, DWORD time) { int arbitrary_limit = 10; while (_modal_operation_in_progress && g_main_context_pending (NULL) && arbitrary_limit--) g_main_context_iteration (NULL, FALSE); } void _gdk_win32_begin_modal_call (void) { g_assert (!_modal_operation_in_progress); _modal_operation_in_progress = TRUE; modal_timer = SetTimer (NULL, 0, 10, modal_timer_proc); if (modal_timer == 0) WIN32_API_FAILED ("SetTimer"); } void _gdk_win32_end_modal_call (void) { g_assert (_modal_operation_in_progress); _modal_operation_in_progress = FALSE; if (modal_timer != 0) { API_CALL (KillTimer, (NULL, modal_timer)); modal_timer = 0; } } static VOID CALLBACK sync_timer_proc (HWND hwnd, UINT msg, UINT_PTR id, DWORD time) { MSG message; if (PeekMessageW (&message, hwnd, WM_PAINT, WM_PAINT, PM_REMOVE)) { return; } RedrawWindow (hwnd, NULL, NULL, RDW_INVALIDATE|RDW_UPDATENOW|RDW_ALLCHILDREN); KillTimer (hwnd, sync_timer); } static void handle_display_change (void) { _gdk_monitor_init (); _gdk_root_window_size_init (); g_signal_emit_by_name (_gdk_screen, "size_changed"); } static void generate_button_event (GdkEventType type, gint button, GdkWindow *window, MSG *msg) { GdkEvent *event = gdk_event_new (type); GdkDeviceManagerWin32 *device_manager; if (_gdk_input_ignore_core) return; device_manager = GDK_DEVICE_MANAGER_WIN32 (gdk_display_get_device_manager (_gdk_display)); event->button.window = window; event->button.time = _gdk_win32_get_next_tick (msg->time); event->button.x = current_x = (gint16) GET_X_LPARAM (msg->lParam); event->button.y = current_y = (gint16) GET_Y_LPARAM (msg->lParam); event->button.x_root = msg->pt.x + _gdk_offset_x; event->button.y_root = msg->pt.y + _gdk_offset_y; event->button.axes = NULL; event->button.state = build_pointer_event_state (msg); event->button.button = button; gdk_event_set_device (event, device_manager->core_pointer); gdk_event_set_source_device (event, device_manager->system_pointer); _gdk_win32_append_event (event); } static void ensure_stacking_on_unminimize (MSG *msg) { HWND rover; HWND lowest_transient = NULL; rover = msg->hwnd; while ((rover = GetNextWindow (rover, GW_HWNDNEXT))) { GdkWindow *rover_gdkw = gdk_win32_handle_table_lookup (rover); /* Checking window group not implemented yet */ if (rover_gdkw) { GdkWindowImplWin32 *rover_impl = GDK_WINDOW_IMPL_WIN32 (rover_gdkw->impl); if (GDK_WINDOW_IS_MAPPED (rover_gdkw) && (rover_impl->type_hint == GDK_WINDOW_TYPE_HINT_UTILITY || rover_impl->type_hint == GDK_WINDOW_TYPE_HINT_DIALOG || rover_impl->transient_owner != NULL)) { lowest_transient = rover; } } } if (lowest_transient != NULL) { GDK_NOTE (EVENTS, g_print (" restacking: %p", lowest_transient)); SetWindowPos (msg->hwnd, lowest_transient, 0, 0, 0, 0, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE); } } static gboolean ensure_stacking_on_window_pos_changing (MSG *msg, GdkWindow *window) { GdkWindowImplWin32 *impl = GDK_WINDOW_IMPL_WIN32 (window->impl); WINDOWPOS *windowpos = (WINDOWPOS *) msg->lParam; if (GetActiveWindow () == msg->hwnd && impl->type_hint != GDK_WINDOW_TYPE_HINT_UTILITY && impl->type_hint != GDK_WINDOW_TYPE_HINT_DIALOG && impl->transient_owner == NULL) { /* Make sure the window stays behind any transient-type windows * of the same window group. * * If the window is not active and being activated, we let * Windows bring it to the top and rely on the WM_ACTIVATEAPP * handling to bring any utility windows on top of it. */ HWND rover; gboolean restacking; rover = windowpos->hwndInsertAfter; restacking = FALSE; while (rover) { GdkWindow *rover_gdkw = gdk_win32_handle_table_lookup (rover); /* Checking window group not implemented yet */ if (rover_gdkw) { GdkWindowImplWin32 *rover_impl = GDK_WINDOW_IMPL_WIN32 (rover_gdkw->impl); if (GDK_WINDOW_IS_MAPPED (rover_gdkw) && (rover_impl->type_hint == GDK_WINDOW_TYPE_HINT_UTILITY || rover_impl->type_hint == GDK_WINDOW_TYPE_HINT_DIALOG || rover_impl->transient_owner != NULL)) { restacking = TRUE; windowpos->hwndInsertAfter = rover; } } rover = GetNextWindow (rover, GW_HWNDNEXT); } if (restacking) { GDK_NOTE (EVENTS, g_print (" restacking: %p", windowpos->hwndInsertAfter)); return TRUE; } } return FALSE; } static void ensure_stacking_on_activate_app (MSG *msg, GdkWindow *window) { GdkWindowImplWin32 *impl = GDK_WINDOW_IMPL_WIN32 (window->impl); if (impl->type_hint == GDK_WINDOW_TYPE_HINT_UTILITY || impl->type_hint == GDK_WINDOW_TYPE_HINT_DIALOG || impl->transient_owner != NULL) { SetWindowPos (msg->hwnd, HWND_TOP, 0, 0, 0, 0, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE); return; } if (IsWindowVisible (msg->hwnd) && msg->hwnd == GetActiveWindow ()) { /* This window is not a transient-type window and it is the * activated window. Make sure this window is as visible as * possible, just below the lowest transient-type window of this * app. */ HWND rover; rover = msg->hwnd; while ((rover = GetNextWindow (rover, GW_HWNDPREV))) { GdkWindow *rover_gdkw = gdk_win32_handle_table_lookup (rover); /* Checking window group not implemented yet */ if (rover_gdkw) { GdkWindowImplWin32 *rover_impl = GDK_WINDOW_IMPL_WIN32 (rover_gdkw->impl); if (GDK_WINDOW_IS_MAPPED (rover_gdkw) && (rover_impl->type_hint == GDK_WINDOW_TYPE_HINT_UTILITY || rover_impl->type_hint == GDK_WINDOW_TYPE_HINT_DIALOG || rover_impl->transient_owner != NULL)) { GDK_NOTE (EVENTS, g_print (" restacking: %p", rover)); SetWindowPos (msg->hwnd, rover, 0, 0, 0, 0, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE); break; } } } } } #define GDK_ANY_BUTTON_MASK (GDK_BUTTON1_MASK | \ GDK_BUTTON2_MASK | \ GDK_BUTTON3_MASK | \ GDK_BUTTON4_MASK | \ GDK_BUTTON5_MASK) static gboolean gdk_event_translate (MSG *msg, gint *ret_valp) { RECT rect, *drag, orig_drag; POINT point; MINMAXINFO *mmi; HWND hwnd; HCURSOR hcursor; BYTE key_state[256]; HIMC himc; WINDOWPOS *windowpos; gboolean ignore_leave; GdkEvent *event; wchar_t wbuf[100]; gint ccount; GdkWindow *window = NULL; GdkWindowImplWin32 *impl; GdkWindow *orig_window, *new_window; GdkDeviceManager *device_manager; GdkDeviceManagerWin32 *device_manager_win32; GdkDeviceGrabInfo *keyboard_grab = NULL; GdkDeviceGrabInfo *pointer_grab = NULL; GdkWindow *grab_window = NULL; gint button; GdkAtom target; gchar buf[256]; gboolean return_val = FALSE; int i; if (_gdk_default_filters) { /* Apply global filters */ GdkFilterReturn result = apply_event_filters (NULL, msg, &_gdk_default_filters); /* If result is GDK_FILTER_CONTINUE, we continue as if nothing * happened. If it is GDK_FILTER_REMOVE or GDK_FILTER_TRANSLATE, * we return TRUE, and DefWindowProcW() will not be called. */ if (result == GDK_FILTER_REMOVE || result == GDK_FILTER_TRANSLATE) return TRUE; } window = gdk_win32_handle_table_lookup (msg->hwnd); orig_window = window; if (window == NULL) { /* XXX Handle WM_QUIT here ? */ if (msg->message == WM_QUIT) { GDK_NOTE (EVENTS, g_print (" %d", (int) msg->wParam)); exit (msg->wParam); } else if (msg->message == WM_CREATE) { window = (UNALIGNED GdkWindow*) (((LPCREATESTRUCTW) msg->lParam)->lpCreateParams); GDK_WINDOW_HWND (window) = msg->hwnd; } else { GDK_NOTE (EVENTS, g_print (" (no GdkWindow)")); } return FALSE; } device_manager = gdk_display_get_device_manager (_gdk_display); device_manager_win32 = GDK_DEVICE_MANAGER_WIN32 (device_manager); keyboard_grab = _gdk_display_get_last_device_grab (_gdk_display, device_manager_win32->core_keyboard); pointer_grab = _gdk_display_get_last_device_grab (_gdk_display, device_manager_win32->core_pointer); g_object_ref (window); /* window's refcount has now been increased, so code below should * not just return from this function, but instead goto done (or * break out of the big switch). To protect against forgetting this, * #define return to a syntax error... */ #define return GOTO_DONE_INSTEAD if (!GDK_WINDOW_DESTROYED (window) && window->filters) { /* Apply per-window filters */ GdkFilterReturn result = apply_event_filters (window, msg, &window->filters); if (result == GDK_FILTER_REMOVE || result == GDK_FILTER_TRANSLATE) { return_val = TRUE; goto done; } } if (msg->message == client_message) { GList *tmp_list; GdkFilterReturn result = GDK_FILTER_CONTINUE; GList *node; GDK_NOTE (EVENTS, g_print (" client_message")); event = gdk_event_new (GDK_NOTHING); ((GdkEventPrivate *)event)->flags |= GDK_EVENT_PENDING; node = _gdk_event_queue_append (_gdk_display, event); tmp_list = client_filters; while (tmp_list) { GdkClientFilter *filter = tmp_list->data; tmp_list = tmp_list->next; if (filter->type == GDK_POINTER_TO_ATOM (msg->wParam)) { GDK_NOTE (EVENTS, g_print (" (match)")); result = (*filter->function) (msg, event, filter->data); if (result != GDK_FILTER_CONTINUE) break; } } switch (result) { case GDK_FILTER_REMOVE: _gdk_event_queue_remove_link (_gdk_display, node); g_list_free_1 (node); gdk_event_free (event); return_val = TRUE; goto done; case GDK_FILTER_TRANSLATE: ((GdkEventPrivate *)event)->flags &= ~GDK_EVENT_PENDING; GDK_NOTE (EVENTS, _gdk_win32_print_event (event)); return_val = TRUE; goto done; case GDK_FILTER_CONTINUE: /* No more: Send unknown client messages on to Gtk for it to use */ GDK_NOTE (EVENTS, _gdk_win32_print_event (event)); return_val = TRUE; goto done; } } switch (msg->message) { case WM_INPUTLANGCHANGE: _gdk_input_locale = (HKL) msg->lParam; _gdk_input_locale_is_ime = ImmIsIME (_gdk_input_locale); GetLocaleInfo (MAKELCID (LOWORD (_gdk_input_locale), SORT_DEFAULT), LOCALE_IDEFAULTANSICODEPAGE, buf, sizeof (buf)); _gdk_input_codepage = atoi (buf); _gdk_keymap_serial++; GDK_NOTE (EVENTS, g_print (" cs:%lu hkl:%p%s cp:%d", (gulong) msg->wParam, (gpointer) msg->lParam, _gdk_input_locale_is_ime ? " (IME)" : "", _gdk_input_codepage)); break; case WM_SYSKEYUP: case WM_SYSKEYDOWN: GDK_NOTE (EVENTS, g_print (" %s ch:%.02x %s", _gdk_win32_key_to_string (msg->lParam), (int) msg->wParam, decode_key_lparam (msg->lParam))); /* If posted without us having keyboard focus, ignore */ if ((msg->wParam != VK_F10 && msg->wParam != VK_MENU) && !(HIWORD (msg->lParam) & KF_ALTDOWN)) break; /* Let the system handle Alt-Tab, Alt-Space and Alt-F4 unless * the keyboard is grabbed. */ if (!keyboard_grab && (msg->wParam == VK_TAB || msg->wParam == VK_SPACE || msg->wParam == VK_F4)) break; /* Jump to code in common with WM_KEYUP and WM_KEYDOWN */ goto keyup_or_down; case WM_KEYUP: case WM_KEYDOWN: GDK_NOTE (EVENTS, g_print (" %s ch:%.02x %s", _gdk_win32_key_to_string (msg->lParam), (int) msg->wParam, decode_key_lparam (msg->lParam))); keyup_or_down: /* Ignore key messages intended for the IME */ if (msg->wParam == VK_PROCESSKEY || in_ime_composition) break; if (keyboard_grab && !propagate (&window, msg, keyboard_grab->window, keyboard_grab->owner_events, GDK_ALL_EVENTS_MASK, doesnt_want_key)) break; if (GDK_WINDOW_DESTROYED (window)) break; event = gdk_event_new ((msg->message == WM_KEYDOWN || msg->message == WM_SYSKEYDOWN) ? GDK_KEY_PRESS : GDK_KEY_RELEASE); event->key.window = window; event->key.time = _gdk_win32_get_next_tick (msg->time); event->key.keyval = GDK_KEY_VoidSymbol; event->key.string = NULL; event->key.length = 0; event->key.hardware_keycode = msg->wParam; gdk_event_set_device (event, device_manager_win32->core_keyboard); gdk_event_set_source_device (event, device_manager_win32->system_keyboard); if (HIWORD (msg->lParam) & KF_EXTENDED) { switch (msg->wParam) { case VK_CONTROL: event->key.hardware_keycode = VK_RCONTROL; break; case VK_SHIFT: /* Actually, KF_EXTENDED is not set * for the right shift key. */ event->key.hardware_keycode = VK_RSHIFT; break; case VK_MENU: event->key.hardware_keycode = VK_RMENU; break; } } else if (msg->wParam == VK_SHIFT && LOBYTE (HIWORD (msg->lParam)) == _scancode_rshift) event->key.hardware_keycode = VK_RSHIFT; API_CALL (GetKeyboardState, (key_state)); /* g_print ("ctrl:%02x lctrl:%02x rctrl:%02x alt:%02x lalt:%02x ralt:%02x\n", key_state[VK_CONTROL], key_state[VK_LCONTROL], key_state[VK_RCONTROL], key_state[VK_MENU], key_state[VK_LMENU], key_state[VK_RMENU]); */ build_key_event_state (event, key_state); if (msg->wParam == VK_PACKET && ToUnicode (VK_PACKET, HIWORD (msg->lParam), key_state, wbuf, 1, 0) == 1) event->key.keyval = gdk_unicode_to_keyval (wbuf[0]); else gdk_keymap_translate_keyboard_state (_gdk_win32_display_get_keymap (_gdk_display), event->key.hardware_keycode, event->key.state, event->key.group, &event->key.keyval, NULL, NULL, NULL); fill_key_event_string (event); /* Reset MOD1_MASK if it is the Alt key itself */ if (msg->wParam == VK_MENU) event->key.state &= ~GDK_MOD1_MASK; _gdk_win32_append_event (event); return_val = TRUE; break; case WM_SYSCHAR: if (msg->wParam != VK_SPACE) { /* To prevent beeps, don't let DefWindowProcW() be called */ return_val = TRUE; goto done; } break; case WM_IME_STARTCOMPOSITION: in_ime_composition = TRUE; break; case WM_IME_ENDCOMPOSITION: in_ime_composition = FALSE; break; case WM_IME_COMPOSITION: /* On Win2k WM_IME_CHAR doesn't work correctly for non-Unicode * applications. Thus, handle WM_IME_COMPOSITION with * GCS_RESULTSTR instead, fetch the Unicode chars from the IME * with ImmGetCompositionStringW(). * * See for instance * http://groups.google.com/groups?selm=natX5.57%24g77.19788%40nntp2.onemain.com * and * http://groups.google.com/groups?selm=u2XfrXw5BHA.1628%40tkmsftngp02 * for comments by other people that seems to have the same * experience. WM_IME_CHAR just gives question marks, apparently * because of going through some conversion to the current code * page. * * WM_IME_CHAR might work on NT4 or Win9x with ActiveIMM, but * use WM_IME_COMPOSITION there, too, to simplify the code. */ GDK_NOTE (EVENTS, g_print (" %#lx", (long) msg->lParam)); if (!(msg->lParam & GCS_RESULTSTR)) break; if (keyboard_grab && !propagate (&window, msg, keyboard_grab->window, keyboard_grab->owner_events, GDK_ALL_EVENTS_MASK, doesnt_want_char)) break; if (GDK_WINDOW_DESTROYED (window)) break; himc = ImmGetContext (msg->hwnd); ccount = ImmGetCompositionStringW (himc, GCS_RESULTSTR, wbuf, sizeof (wbuf)); ImmReleaseContext (msg->hwnd, himc); ccount /= 2; API_CALL (GetKeyboardState, (key_state)); for (i = 0; i < ccount; i++) { if (window->event_mask & GDK_KEY_PRESS_MASK) { /* Build a key press event */ event = gdk_event_new (GDK_KEY_PRESS); event->key.window = window; gdk_event_set_device (event, device_manager_win32->core_keyboard); gdk_event_set_source_device (event, device_manager_win32->system_keyboard); build_wm_ime_composition_event (event, msg, wbuf[i], key_state); _gdk_win32_append_event (event); } if (window->event_mask & GDK_KEY_RELEASE_MASK) { /* Build a key release event. */ event = gdk_event_new (GDK_KEY_RELEASE); event->key.window = window; gdk_event_set_device (event, device_manager_win32->core_keyboard); gdk_event_set_source_device (event, device_manager_win32->system_keyboard); build_wm_ime_composition_event (event, msg, wbuf[i], key_state); _gdk_win32_append_event (event); } } return_val = TRUE; break; case WM_LBUTTONDOWN: button = 1; goto buttondown0; case WM_MBUTTONDOWN: button = 2; goto buttondown0; case WM_RBUTTONDOWN: button = 3; goto buttondown0; case WM_XBUTTONDOWN: if (HIWORD (msg->wParam) == XBUTTON1) button = 4; else button = 5; buttondown0: GDK_NOTE (EVENTS, g_print (" (%d,%d)", GET_X_LPARAM (msg->lParam), GET_Y_LPARAM (msg->lParam))); assign_object (&window, find_window_for_mouse_event (window, msg)); /* TODO_CSW?: there used to some synthesize and propagate */ if (GDK_WINDOW_DESTROYED (window)) break; if (pointer_grab == NULL) { SetCapture (GDK_WINDOW_HWND (window)); } generate_button_event (GDK_BUTTON_PRESS, button, window, msg); return_val = TRUE; break; case WM_LBUTTONUP: button = 1; goto buttonup0; case WM_MBUTTONUP: button = 2; goto buttonup0; case WM_RBUTTONUP: button = 3; goto buttonup0; case WM_XBUTTONUP: if (HIWORD (msg->wParam) == XBUTTON1) button = 4; else button = 5; buttonup0: GDK_NOTE (EVENTS, g_print (" (%d,%d)", GET_X_LPARAM (msg->lParam), GET_Y_LPARAM (msg->lParam))); assign_object (&window, find_window_for_mouse_event (window, msg)); if (pointer_grab != NULL && pointer_grab->implicit) { gint state = build_pointer_event_state (msg); /* We keep the implicit grab until no buttons at all are held down */ if ((state & GDK_ANY_BUTTON_MASK & ~(GDK_BUTTON1_MASK << (button - 1))) == 0) { ReleaseCapture (); new_window = NULL; hwnd = WindowFromPoint (msg->pt); if (hwnd != NULL) { POINT client_pt = msg->pt; ScreenToClient (hwnd, &client_pt); GetClientRect (hwnd, &rect); if (PtInRect (&rect, client_pt)) new_window = gdk_win32_handle_table_lookup (hwnd); } synthesize_crossing_events (_gdk_display, pointer_grab->native_window, new_window, GDK_CROSSING_UNGRAB, &msg->pt, 0, /* TODO: Set right mask */ msg->time, FALSE); assign_object (&mouse_window, new_window); mouse_window_ignored_leave = NULL; } } generate_button_event (GDK_BUTTON_RELEASE, button, window, msg); return_val = TRUE; break; case WM_MOUSEMOVE: GDK_NOTE (EVENTS, g_print (" %p (%d,%d)", (gpointer) msg->wParam, GET_X_LPARAM (msg->lParam), GET_Y_LPARAM (msg->lParam))); new_window = window; if (pointer_grab != NULL) { POINT pt; pt = msg->pt; new_window = NULL; hwnd = WindowFromPoint (pt); if (hwnd != NULL) { POINT client_pt = pt; ScreenToClient (hwnd, &client_pt); GetClientRect (hwnd, &rect); if (PtInRect (&rect, client_pt)) new_window = gdk_win32_handle_table_lookup (hwnd); } if (!pointer_grab->owner_events && new_window != NULL && new_window != pointer_grab->native_window) new_window = NULL; } if (mouse_window != new_window) { GDK_NOTE (EVENTS, g_print (" mouse_sinwod %p -> %p", mouse_window ? GDK_WINDOW_HWND (mouse_window) : NULL, new_window ? GDK_WINDOW_HWND (new_window) : NULL)); synthesize_crossing_events (_gdk_display, mouse_window, new_window, GDK_CROSSING_NORMAL, &msg->pt, 0, /* TODO: Set right mask */ msg->time, FALSE); assign_object (&mouse_window, new_window); mouse_window_ignored_leave = NULL; if (new_window != NULL) track_mouse_event (TME_LEAVE, GDK_WINDOW_HWND (new_window)); } else if (new_window != NULL && new_window == mouse_window_ignored_leave) { /* If we ignored a leave event for this window and we're now getting input again we need to re-arm the mouse tracking, as that was cancelled by the mouseleave. */ mouse_window_ignored_leave = NULL; track_mouse_event (TME_LEAVE, GDK_WINDOW_HWND (new_window)); } assign_object (&window, find_window_for_mouse_event (window, msg)); /* If we haven't moved, don't create any GDK event. Windows * sends WM_MOUSEMOVE messages after a new window is shows under * the mouse, even if the mouse hasn't moved. This disturbs gtk. */ if (msg->pt.x + _gdk_offset_x == current_root_x && msg->pt.y + _gdk_offset_y == current_root_y) break; current_root_x = msg->pt.x + _gdk_offset_x; current_root_y = msg->pt.y + _gdk_offset_y; if (!_gdk_input_ignore_core) { event = gdk_event_new (GDK_MOTION_NOTIFY); event->motion.window = window; event->motion.time = _gdk_win32_get_next_tick (msg->time); event->motion.x = current_x = (gint16) GET_X_LPARAM (msg->lParam); event->motion.y = current_y = (gint16) GET_Y_LPARAM (msg->lParam); event->motion.x_root = current_root_x; event->motion.y_root = current_root_y; event->motion.axes = NULL; event->motion.state = build_pointer_event_state (msg); event->motion.is_hint = FALSE; gdk_event_set_device (event, device_manager_win32->core_pointer); gdk_event_set_source_device (event, device_manager_win32->system_pointer); _gdk_win32_append_event (event); } return_val = TRUE; break; case WM_NCMOUSEMOVE: GDK_NOTE (EVENTS, g_print (" (%d,%d)", GET_X_LPARAM (msg->lParam), GET_Y_LPARAM (msg->lParam))); break; case WM_MOUSELEAVE: GDK_NOTE (EVENTS, g_print (" %d (%ld,%ld)", HIWORD (msg->wParam), msg->pt.x, msg->pt.y)); new_window = NULL; hwnd = WindowFromPoint (msg->pt); ignore_leave = FALSE; if (hwnd != NULL) { char classname[64]; POINT client_pt = msg->pt; /* The synapitics trackpad drivers have this irritating feature where it pops up a window right under the pointer when you scroll. We ignore the leave and enter events for this window */ if (GetClassNameA (hwnd, classname, sizeof(classname)) && strcmp (classname, SYNAPSIS_ICON_WINDOW_CLASS) == 0) ignore_leave = TRUE; ScreenToClient (hwnd, &client_pt); GetClientRect (hwnd, &rect); if (PtInRect (&rect, client_pt)) new_window = gdk_win32_handle_table_lookup (hwnd); } if (!ignore_leave) synthesize_crossing_events (_gdk_display, mouse_window, new_window, GDK_CROSSING_NORMAL, &msg->pt, 0, /* TODO: Set right mask */ msg->time, FALSE); assign_object (&mouse_window, new_window); mouse_window_ignored_leave = ignore_leave ? new_window : NULL; return_val = TRUE; break; case WM_MOUSEWHEEL: GDK_NOTE (EVENTS, g_print (" %d", (short) HIWORD (msg->wParam))); /* WM_MOUSEWHEEL is delivered to the focus window. Work around * that. Also, the position is in screen coordinates, not client * coordinates as with the button messages. I love the * consistency of Windows. */ point.x = GET_X_LPARAM (msg->lParam); point.y = GET_Y_LPARAM (msg->lParam); if ((hwnd = WindowFromPoint (point)) == NULL) break; { char classname[64]; /* The synapitics trackpad drivers have this irritating feature where it pops up a window right under the pointer when you scroll. We backtrack and to the toplevel and find the innermost child instead. */ if (GetClassNameA (hwnd, classname, sizeof(classname)) && strcmp (classname, SYNAPSIS_ICON_WINDOW_CLASS) == 0) { HWND hwndc; /* Find our toplevel window */ hwnd = GetAncestor (msg->hwnd, GA_ROOT); /* Walk back up to the outermost child at the desired point */ do { ScreenToClient (hwnd, &point); hwndc = ChildWindowFromPoint (hwnd, point); ClientToScreen (hwnd, &point); } while (hwndc != hwnd && (hwnd = hwndc, 1)); } } msg->hwnd = hwnd; if ((new_window = gdk_win32_handle_table_lookup (msg->hwnd)) == NULL) break; if (new_window != window) { assign_object (&window, new_window); } ScreenToClient (msg->hwnd, &point); event = gdk_event_new (GDK_SCROLL); event->scroll.window = window; event->scroll.direction = (((short) HIWORD (msg->wParam)) > 0) ? GDK_SCROLL_UP : GDK_SCROLL_DOWN; event->scroll.time = _gdk_win32_get_next_tick (msg->time); event->scroll.x = (gint16) point.x; event->scroll.y = (gint16) point.y; event->scroll.x_root = (gint16) GET_X_LPARAM (msg->lParam) + _gdk_offset_x; event->scroll.y_root = (gint16) GET_Y_LPARAM (msg->lParam) + _gdk_offset_y; event->scroll.state = build_pointer_event_state (msg); gdk_event_set_device (event, device_manager_win32->core_pointer); gdk_event_set_source_device (event, device_manager_win32->system_pointer); _gdk_win32_append_event (event); return_val = TRUE; break; case WM_HSCROLL: /* Just print more debugging information, don't actually handle it. */ GDK_NOTE (EVENTS, (g_print (" %s", (LOWORD (msg->wParam) == SB_ENDSCROLL ? "ENDSCROLL" : (LOWORD (msg->wParam) == SB_LEFT ? "LEFT" : (LOWORD (msg->wParam) == SB_RIGHT ? "RIGHT" : (LOWORD (msg->wParam) == SB_LINELEFT ? "LINELEFT" : (LOWORD (msg->wParam) == SB_LINERIGHT ? "LINERIGHT" : (LOWORD (msg->wParam) == SB_PAGELEFT ? "PAGELEFT" : (LOWORD (msg->wParam) == SB_PAGERIGHT ? "PAGERIGHT" : (LOWORD (msg->wParam) == SB_THUMBPOSITION ? "THUMBPOSITION" : (LOWORD (msg->wParam) == SB_THUMBTRACK ? "THUMBTRACK" : "???")))))))))), (LOWORD (msg->wParam) == SB_THUMBPOSITION || LOWORD (msg->wParam) == SB_THUMBTRACK) ? (g_print (" %d", HIWORD (msg->wParam)), 0) : 0)); break; case WM_VSCROLL: /* Just print more debugging information, don't actually handle it. */ GDK_NOTE (EVENTS, (g_print (" %s", (LOWORD (msg->wParam) == SB_ENDSCROLL ? "ENDSCROLL" : (LOWORD (msg->wParam) == SB_BOTTOM ? "BOTTOM" : (LOWORD (msg->wParam) == SB_TOP ? "TOP" : (LOWORD (msg->wParam) == SB_LINEDOWN ? "LINDOWN" : (LOWORD (msg->wParam) == SB_LINEUP ? "LINEUP" : (LOWORD (msg->wParam) == SB_PAGEDOWN ? "PAGEDOWN" : (LOWORD (msg->wParam) == SB_PAGEUP ? "PAGEUP" : (LOWORD (msg->wParam) == SB_THUMBPOSITION ? "THUMBPOSITION" : (LOWORD (msg->wParam) == SB_THUMBTRACK ? "THUMBTRACK" : "???")))))))))), (LOWORD (msg->wParam) == SB_THUMBPOSITION || LOWORD (msg->wParam) == SB_THUMBTRACK) ? (g_print (" %d", HIWORD (msg->wParam)), 0) : 0)); break; case WM_MOUSEACTIVATE: { if (gdk_window_get_window_type (window) == GDK_WINDOW_TEMP || !window->accept_focus) { *ret_valp = MA_NOACTIVATE; return_val = TRUE; } if (_gdk_modal_blocked (gdk_window_get_toplevel (window))) { *ret_valp = MA_NOACTIVATEANDEAT; return_val = TRUE; } } break; case WM_KILLFOCUS: if (keyboard_grab != NULL && !GDK_WINDOW_DESTROYED (keyboard_grab->window)) { generate_grab_broken_event (device_manager, keyboard_grab->window, TRUE, NULL); } /* fallthrough */ case WM_SETFOCUS: if (keyboard_grab != NULL && !keyboard_grab->owner_events) break; if (!(window->event_mask & GDK_FOCUS_CHANGE_MASK)) break; if (GDK_WINDOW_DESTROYED (window)) break; generate_focus_event (device_manager, window, (msg->message == WM_SETFOCUS)); return_val = TRUE; break; case WM_ERASEBKGND: GDK_NOTE (EVENTS, g_print (" %p", (HANDLE) msg->wParam)); if (GDK_WINDOW_DESTROYED (window)) break; return_val = TRUE; *ret_valp = 1; break; case WM_SYNCPAINT: sync_timer = SetTimer (GDK_WINDOW_HWND (window), 1, 200, sync_timer_proc); break; case WM_PAINT: handle_wm_paint (msg, window, FALSE, NULL); break; case WM_SETCURSOR: GDK_NOTE (EVENTS, g_print (" %#x %#x", LOWORD (msg->lParam), HIWORD (msg->lParam))); if (pointer_grab != NULL) grab_window = pointer_grab->window; if (grab_window == NULL && LOWORD (msg->lParam) != HTCLIENT) break; if (grab_window != NULL && _gdk_win32_grab_cursor != NULL) hcursor = _gdk_win32_grab_cursor; else if (!GDK_WINDOW_DESTROYED (window)) hcursor = GDK_WINDOW_IMPL_WIN32 (window->impl)->hcursor; else hcursor = NULL; if (hcursor != NULL) { GDK_NOTE (EVENTS, g_print (" (SetCursor(%p)", hcursor)); SetCursor (hcursor); return_val = TRUE; *ret_valp = TRUE; } break; case WM_SYSCOMMAND: switch (msg->wParam) { case SC_MINIMIZE: case SC_RESTORE: do_show_window (window, msg->wParam == SC_MINIMIZE ? TRUE : FALSE); break; } break; case WM_ENTERSIZEMOVE: case WM_ENTERMENULOOP: if (msg->message == WM_ENTERSIZEMOVE) _modal_move_resize_window = msg->hwnd; _gdk_win32_begin_modal_call (); break; case WM_EXITSIZEMOVE: case WM_EXITMENULOOP: if (_modal_operation_in_progress) { _modal_move_resize_window = NULL; _gdk_win32_end_modal_call (); } break; case WM_CAPTURECHANGED: /* Sometimes we don't get WM_EXITSIZEMOVE, for instance when you select move/size in the menu and then click somewhere without moving/resizing. We work around this using WM_CAPTURECHANGED. */ if (_modal_operation_in_progress) { _modal_move_resize_window = NULL; _gdk_win32_end_modal_call (); } break; case WM_WINDOWPOSCHANGING: GDK_NOTE (EVENTS, (windowpos = (WINDOWPOS *) msg->lParam, g_print (" %s %s %dx%d@%+d%+d now below %p", _gdk_win32_window_pos_bits_to_string (windowpos->flags), (windowpos->hwndInsertAfter == HWND_BOTTOM ? "BOTTOM" : (windowpos->hwndInsertAfter == HWND_NOTOPMOST ? "NOTOPMOST" : (windowpos->hwndInsertAfter == HWND_TOP ? "TOP" : (windowpos->hwndInsertAfter == HWND_TOPMOST ? "TOPMOST" : (sprintf (buf, "%p", windowpos->hwndInsertAfter), buf))))), windowpos->cx, windowpos->cy, windowpos->x, windowpos->y, GetNextWindow (msg->hwnd, GW_HWNDPREV)))); if (GDK_WINDOW_IS_MAPPED (window)) return_val = ensure_stacking_on_window_pos_changing (msg, window); break; case WM_WINDOWPOSCHANGED: windowpos = (WINDOWPOS *) msg->lParam; GDK_NOTE (EVENTS, g_print (" %s %s %dx%d@%+d%+d", _gdk_win32_window_pos_bits_to_string (windowpos->flags), (windowpos->hwndInsertAfter == HWND_BOTTOM ? "BOTTOM" : (windowpos->hwndInsertAfter == HWND_NOTOPMOST ? "NOTOPMOST" : (windowpos->hwndInsertAfter == HWND_TOP ? "TOP" : (windowpos->hwndInsertAfter == HWND_TOPMOST ? "TOPMOST" : (sprintf (buf, "%p", windowpos->hwndInsertAfter), buf))))), windowpos->cx, windowpos->cy, windowpos->x, windowpos->y)); /* Break grabs on unmap or minimize */ if (windowpos->flags & SWP_HIDEWINDOW || ((windowpos->flags & SWP_STATECHANGED) && IsIconic (msg->hwnd))) { if (pointer_grab != NULL) { if (pointer_grab->window == window) gdk_pointer_ungrab (msg->time); } if (keyboard_grab != NULL && keyboard_grab->window == window) gdk_keyboard_ungrab (msg->time); } /* Send MAP events */ if ((windowpos->flags & SWP_SHOWWINDOW) && !GDK_WINDOW_DESTROYED (window)) { event = gdk_event_new (GDK_MAP); event->any.window = window; _gdk_win32_append_event (event); } /* Update window state */ if (windowpos->flags & (SWP_STATECHANGED | SWP_SHOWWINDOW | SWP_HIDEWINDOW)) { GdkWindowState set_bits, unset_bits, old_state, new_state; old_state = window->state; set_bits = 0; unset_bits = 0; if (IsWindowVisible (msg->hwnd)) unset_bits |= GDK_WINDOW_STATE_WITHDRAWN; else set_bits |= GDK_WINDOW_STATE_WITHDRAWN; if (IsIconic (msg->hwnd)) set_bits |= GDK_WINDOW_STATE_ICONIFIED; else unset_bits |= GDK_WINDOW_STATE_ICONIFIED; if (IsZoomed (msg->hwnd)) set_bits |= GDK_WINDOW_STATE_MAXIMIZED; else unset_bits |= GDK_WINDOW_STATE_MAXIMIZED; gdk_synthesize_window_state (window, unset_bits, set_bits); new_state = window->state; /* Whenever one window changes iconified state we need to also * change the iconified state in all transient related windows, * as windows doesn't give icons for transient childrens. */ if ((old_state & GDK_WINDOW_STATE_ICONIFIED) != (new_state & GDK_WINDOW_STATE_ICONIFIED)) do_show_window (window, (new_state & GDK_WINDOW_STATE_ICONIFIED)); /* When un-minimizing, make sure we're stacked under any transient-type windows. */ if (!(old_state & GDK_WINDOW_STATE_ICONIFIED) && (new_state & GDK_WINDOW_STATE_ICONIFIED)) ensure_stacking_on_unminimize (msg); } /* Show, New size or position => configure event */ if (!(windowpos->flags & SWP_NOCLIENTMOVE) || !(windowpos->flags & SWP_NOCLIENTSIZE) || (windowpos->flags & SWP_SHOWWINDOW)) { if (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD && !IsIconic (msg->hwnd) && !GDK_WINDOW_DESTROYED (window)) _gdk_win32_emit_configure_event (window); } if ((windowpos->flags & SWP_HIDEWINDOW) && !GDK_WINDOW_DESTROYED (window)) { /* Send UNMAP events */ event = gdk_event_new (GDK_UNMAP); event->any.window = window; _gdk_win32_append_event (event); /* Make transient parent the forground window when window unmaps */ impl = GDK_WINDOW_IMPL_WIN32 (window->impl); if (impl->transient_owner && GetForegroundWindow () == GDK_WINDOW_HWND (window)) SetForegroundWindow (GDK_WINDOW_HWND (impl->transient_owner)); } if (!(windowpos->flags & SWP_NOCLIENTSIZE)) { if (window->resize_count > 1) window->resize_count -= 1; } /* Call modal timer immediate so that we repaint faster after a resize. */ if (_modal_operation_in_progress) modal_timer_proc (0,0,0,0); /* Claim as handled, so that WM_SIZE and WM_MOVE are avoided */ return_val = TRUE; *ret_valp = 0; break; case WM_SIZING: GetWindowRect (GDK_WINDOW_HWND (window), &rect); drag = (RECT *) msg->lParam; GDK_NOTE (EVENTS, g_print (" %s curr:%s drag:%s", (msg->wParam == WMSZ_BOTTOM ? "BOTTOM" : (msg->wParam == WMSZ_BOTTOMLEFT ? "BOTTOMLEFT" : (msg->wParam == WMSZ_LEFT ? "LEFT" : (msg->wParam == WMSZ_TOPLEFT ? "TOPLEFT" : (msg->wParam == WMSZ_TOP ? "TOP" : (msg->wParam == WMSZ_TOPRIGHT ? "TOPRIGHT" : (msg->wParam == WMSZ_RIGHT ? "RIGHT" : (msg->wParam == WMSZ_BOTTOMRIGHT ? "BOTTOMRIGHT" : "???")))))))), _gdk_win32_rect_to_string (&rect), _gdk_win32_rect_to_string (drag))); impl = GDK_WINDOW_IMPL_WIN32 (window->impl); orig_drag = *drag; if (impl->hint_flags & GDK_HINT_RESIZE_INC) { GDK_NOTE (EVENTS, g_print (" (RESIZE_INC)")); if (impl->hint_flags & GDK_HINT_BASE_SIZE) { /* Resize in increments relative to the base size */ rect.left = rect.top = 0; rect.right = impl->hints.base_width; rect.bottom = impl->hints.base_height; _gdk_win32_adjust_client_rect (window, &rect); point.x = rect.left; point.y = rect.top; ClientToScreen (GDK_WINDOW_HWND (window), &point); rect.left = point.x; rect.top = point.y; point.x = rect.right; point.y = rect.bottom; ClientToScreen (GDK_WINDOW_HWND (window), &point); rect.right = point.x; rect.bottom = point.y; GDK_NOTE (EVENTS, g_print (" (also BASE_SIZE, using %s)", _gdk_win32_rect_to_string (&rect))); } switch (msg->wParam) { case WMSZ_BOTTOM: if (drag->bottom == rect.bottom) break; adjust_drag (&drag->bottom, rect.bottom, impl->hints.height_inc); break; case WMSZ_BOTTOMLEFT: if (drag->bottom == rect.bottom && drag->left == rect.left) break; adjust_drag (&drag->bottom, rect.bottom, impl->hints.height_inc); adjust_drag (&drag->left, rect.left, impl->hints.width_inc); break; case WMSZ_LEFT: if (drag->left == rect.left) break; adjust_drag (&drag->left, rect.left, impl->hints.width_inc); break; case WMSZ_TOPLEFT: if (drag->top == rect.top && drag->left == rect.left) break; adjust_drag (&drag->top, rect.top, impl->hints.height_inc); adjust_drag (&drag->left, rect.left, impl->hints.width_inc); break; case WMSZ_TOP: if (drag->top == rect.top) break; adjust_drag (&drag->top, rect.top, impl->hints.height_inc); break; case WMSZ_TOPRIGHT: if (drag->top == rect.top && drag->right == rect.right) break; adjust_drag (&drag->top, rect.top, impl->hints.height_inc); adjust_drag (&drag->right, rect.right, impl->hints.width_inc); break; case WMSZ_RIGHT: if (drag->right == rect.right) break; adjust_drag (&drag->right, rect.right, impl->hints.width_inc); break; case WMSZ_BOTTOMRIGHT: if (drag->bottom == rect.bottom && drag->right == rect.right) break; adjust_drag (&drag->bottom, rect.bottom, impl->hints.height_inc); adjust_drag (&drag->right, rect.right, impl->hints.width_inc); break; } if (drag->bottom != orig_drag.bottom || drag->left != orig_drag.left || drag->top != orig_drag.top || drag->right != orig_drag.right) { *ret_valp = TRUE; return_val = TRUE; GDK_NOTE (EVENTS, g_print (" (handled RESIZE_INC: %s)", _gdk_win32_rect_to_string (drag))); } } /* WM_GETMINMAXINFO handles min_size and max_size hints? */ if (impl->hint_flags & GDK_HINT_ASPECT) { RECT decorated_rect; RECT undecorated_drag; int decoration_width, decoration_height; gdouble drag_aspect; int drag_width, drag_height, new_width, new_height; GetClientRect (GDK_WINDOW_HWND (window), &rect); decorated_rect = rect; _gdk_win32_adjust_client_rect (window, &decorated_rect); /* Set undecorated_drag to the client area being dragged * out, in screen coordinates. */ undecorated_drag = *drag; undecorated_drag.left -= decorated_rect.left - rect.left; undecorated_drag.right -= decorated_rect.right - rect.right; undecorated_drag.top -= decorated_rect.top - rect.top; undecorated_drag.bottom -= decorated_rect.bottom - rect.bottom; decoration_width = (decorated_rect.right - decorated_rect.left) - (rect.right - rect.left); decoration_height = (decorated_rect.bottom - decorated_rect.top) - (rect.bottom - rect.top); drag_width = undecorated_drag.right - undecorated_drag.left; drag_height = undecorated_drag.bottom - undecorated_drag.top; drag_aspect = (gdouble) drag_width / drag_height; GDK_NOTE (EVENTS, g_print (" (ASPECT:%g--%g curr: %g)", impl->hints.min_aspect, impl->hints.max_aspect, drag_aspect)); if (drag_aspect < impl->hints.min_aspect) { /* Aspect is getting too narrow */ switch (msg->wParam) { case WMSZ_BOTTOM: case WMSZ_TOP: /* User drags top or bottom edge outward. Keep height, increase width. */ new_width = impl->hints.min_aspect * drag_height; drag->left -= (new_width - drag_width) / 2; drag->right = drag->left + new_width + decoration_width; break; case WMSZ_BOTTOMLEFT: case WMSZ_BOTTOMRIGHT: /* User drags bottom-left or bottom-right corner down. Adjust height. */ new_height = drag_width / impl->hints.min_aspect; drag->bottom = drag->top + new_height + decoration_height; break; case WMSZ_LEFT: case WMSZ_RIGHT: /* User drags left or right edge inward. Decrease height */ new_height = drag_width / impl->hints.min_aspect; drag->top += (drag_height - new_height) / 2; drag->bottom = drag->top + new_height + decoration_height; break; case WMSZ_TOPLEFT: case WMSZ_TOPRIGHT: /* User drags top-left or top-right corner up. Adjust height. */ new_height = drag_width / impl->hints.min_aspect; drag->top = drag->bottom - new_height - decoration_height; } } else if (drag_aspect > impl->hints.max_aspect) { /* Aspect is getting too wide */ switch (msg->wParam) { case WMSZ_BOTTOM: case WMSZ_TOP: /* User drags top or bottom edge inward. Decrease width. */ new_width = impl->hints.max_aspect * drag_height; drag->left += (drag_width - new_width) / 2; drag->right = drag->left + new_width + decoration_width; break; case WMSZ_BOTTOMLEFT: case WMSZ_TOPLEFT: /* User drags bottom-left or top-left corner left. Adjust width. */ new_width = impl->hints.max_aspect * drag_height; drag->left = drag->right - new_width - decoration_width; break; case WMSZ_BOTTOMRIGHT: case WMSZ_TOPRIGHT: /* User drags bottom-right or top-right corner right. Adjust width. */ new_width = impl->hints.max_aspect * drag_height; drag->right = drag->left + new_width + decoration_width; break; case WMSZ_LEFT: case WMSZ_RIGHT: /* User drags left or right edge outward. Increase height. */ new_height = drag_width / impl->hints.max_aspect; drag->top -= (new_height - drag_height) / 2; drag->bottom = drag->top + new_height + decoration_height; break; } } *ret_valp = TRUE; return_val = TRUE; GDK_NOTE (EVENTS, g_print (" (handled ASPECT: %s)", _gdk_win32_rect_to_string (drag))); } break; case WM_GETMINMAXINFO: if (GDK_WINDOW_DESTROYED (window)) break; impl = GDK_WINDOW_IMPL_WIN32 (window->impl); mmi = (MINMAXINFO*) msg->lParam; GDK_NOTE (EVENTS, g_print (" (mintrack:%ldx%ld maxtrack:%ldx%ld " "maxpos:%+ld%+ld maxsize:%ldx%ld)", mmi->ptMinTrackSize.x, mmi->ptMinTrackSize.y, mmi->ptMaxTrackSize.x, mmi->ptMaxTrackSize.y, mmi->ptMaxPosition.x, mmi->ptMaxPosition.y, mmi->ptMaxSize.x, mmi->ptMaxSize.y)); if (impl->hint_flags & GDK_HINT_MIN_SIZE) { rect.left = rect.top = 0; rect.right = impl->hints.min_width; rect.bottom = impl->hints.min_height; _gdk_win32_adjust_client_rect (window, &rect); mmi->ptMinTrackSize.x = rect.right - rect.left; mmi->ptMinTrackSize.y = rect.bottom - rect.top; } if (impl->hint_flags & GDK_HINT_MAX_SIZE) { int maxw, maxh; rect.left = rect.top = 0; rect.right = impl->hints.max_width; rect.bottom = impl->hints.max_height; _gdk_win32_adjust_client_rect (window, &rect); /* at least on win9x we have the 16 bit trouble */ maxw = rect.right - rect.left; maxh = rect.bottom - rect.top; mmi->ptMaxTrackSize.x = maxw > 0 && maxw < G_MAXSHORT ? maxw : G_MAXSHORT; mmi->ptMaxTrackSize.y = maxh > 0 && maxh < G_MAXSHORT ? maxh : G_MAXSHORT; } if (impl->hint_flags & (GDK_HINT_MIN_SIZE | GDK_HINT_MAX_SIZE)) { /* Don't call DefWindowProcW() */ GDK_NOTE (EVENTS, g_print (" (handled, mintrack:%ldx%ld maxtrack:%ldx%ld " "maxpos:%+ld%+ld maxsize:%ldx%ld)", mmi->ptMinTrackSize.x, mmi->ptMinTrackSize.y, mmi->ptMaxTrackSize.x, mmi->ptMaxTrackSize.y, mmi->ptMaxPosition.x, mmi->ptMaxPosition.y, mmi->ptMaxSize.x, mmi->ptMaxSize.y)); return_val = TRUE; } mmi->ptMaxTrackSize.x = 30000; mmi->ptMaxTrackSize.y = 30000; return_val = TRUE; break; case WM_CLOSE: if (GDK_WINDOW_DESTROYED (window)) break; event = gdk_event_new (GDK_DELETE); event->any.window = window; _gdk_win32_append_event (event); impl = GDK_WINDOW_IMPL_WIN32 (window->impl); if (impl->transient_owner && GetForegroundWindow() == GDK_WINDOW_HWND (window)) { SetForegroundWindow (GDK_WINDOW_HWND (impl->transient_owner)); } return_val = TRUE; break; case WM_NCDESTROY: if (pointer_grab != NULL) { if (pointer_grab->window == window) gdk_pointer_ungrab (msg->time); } if (keyboard_grab && keyboard_grab->window == window) gdk_keyboard_ungrab (msg->time); if ((window != NULL) && (msg->hwnd != GetDesktopWindow ())) gdk_window_destroy_notify (window); if (window == NULL || GDK_WINDOW_DESTROYED (window)) break; event = gdk_event_new (GDK_DESTROY); event->any.window = window; _gdk_win32_append_event (event); return_val = TRUE; break; case WM_DISPLAYCHANGE: handle_display_change (); break; case WM_DESTROYCLIPBOARD: if (!_ignore_destroy_clipboard) { event = gdk_event_new (GDK_SELECTION_CLEAR); event->selection.window = window; event->selection.selection = GDK_SELECTION_CLIPBOARD; event->selection.time = _gdk_win32_get_next_tick (msg->time); _gdk_win32_append_event (event); } else { return_val = TRUE; } break; case WM_RENDERFORMAT: GDK_NOTE (EVENTS, g_print (" %s", _gdk_win32_cf_to_string (msg->wParam))); if (!(target = g_hash_table_lookup (_format_atom_table, GINT_TO_POINTER (msg->wParam)))) { GDK_NOTE (EVENTS, g_print (" (target not found)")); return_val = TRUE; break; } /* We need to render to clipboard immediately, don't call * _gdk_win32_append_event() */ event = gdk_event_new (GDK_SELECTION_REQUEST); event->selection.window = window; event->selection.send_event = FALSE; event->selection.selection = GDK_SELECTION_CLIPBOARD; event->selection.target = target; event->selection.property = _gdk_selection; event->selection.requestor = gdk_win32_handle_table_lookup (msg->hwnd); event->selection.time = msg->time; fixup_event (event); GDK_NOTE (EVENTS, g_print (" (calling _gdk_event_emit)")); GDK_NOTE (EVENTS, _gdk_win32_print_event (event)); _gdk_event_emit (event); gdk_event_free (event); /* Now the clipboard owner should have rendered */ if (!_delayed_rendering_data) { GDK_NOTE (EVENTS, g_print (" (no _delayed_rendering_data?)")); } else { if (msg->wParam == CF_DIB) { _delayed_rendering_data = _gdk_win32_selection_convert_to_dib (_delayed_rendering_data, target); if (!_delayed_rendering_data) { g_warning ("Cannot convert to DIB from delayed rendered image"); break; } } /* The requestor is holding the clipboard, no * OpenClipboard() is required/possible */ GDK_NOTE (DND, g_print (" SetClipboardData(%s,%p)", _gdk_win32_cf_to_string (msg->wParam), _delayed_rendering_data)); API_CALL (SetClipboardData, (msg->wParam, _delayed_rendering_data)); _delayed_rendering_data = NULL; } break; case WM_ACTIVATE: GDK_NOTE (EVENTS, g_print (" %s%s %p", (LOWORD (msg->wParam) == WA_ACTIVE ? "ACTIVE" : (LOWORD (msg->wParam) == WA_CLICKACTIVE ? "CLICKACTIVE" : (LOWORD (msg->wParam) == WA_INACTIVE ? "INACTIVE" : "???"))), HIWORD (msg->wParam) ? " minimized" : "", (HWND) msg->lParam)); /* We handle mouse clicks for modally-blocked windows under WM_MOUSEACTIVATE, * but we still need to deal with alt-tab, or with SetActiveWindow() type * situations. */ if (_gdk_modal_blocked (window) && LOWORD (msg->wParam) == WA_ACTIVE) { GdkWindow *modal_current = _gdk_modal_current (); SetActiveWindow (GDK_WINDOW_HWND (modal_current)); *ret_valp = 0; return_val = TRUE; break; } if (LOWORD (msg->wParam) == WA_INACTIVE) gdk_synthesize_window_state (window, GDK_WINDOW_STATE_FOCUSED, 0); else gdk_synthesize_window_state (window, 0, GDK_WINDOW_STATE_FOCUSED); /* Bring any tablet contexts to the top of the overlap order when * one of our windows is activated. * NOTE: It doesn't seem to work well if it is done in WM_ACTIVATEAPP * instead */ if (LOWORD(msg->wParam) != WA_INACTIVE) _gdk_input_set_tablet_active (); break; case WM_ACTIVATEAPP: GDK_NOTE (EVENTS, g_print (" %s thread: %I64d", msg->wParam ? "YES" : "NO", (gint64) msg->lParam)); if (msg->wParam && GDK_WINDOW_IS_MAPPED (window)) ensure_stacking_on_activate_app (msg, window); break; /* Handle WINTAB events here, as we know that gdkinput.c will * use the fixed WT_DEFBASE as lcMsgBase, and we thus can use the * constants as case labels. */ case WT_PACKET: GDK_NOTE (EVENTS, g_print (" %d %p", (int) msg->wParam, (gpointer) msg->lParam)); goto wintab; case WT_CSRCHANGE: GDK_NOTE (EVENTS, g_print (" %d %p", (int) msg->wParam, (gpointer) msg->lParam)); goto wintab; case WT_PROXIMITY: GDK_NOTE (EVENTS, g_print (" %p %d %d", (gpointer) msg->wParam, LOWORD (msg->lParam), HIWORD (msg->lParam))); /* Fall through */ wintab: event = gdk_event_new (GDK_NOTHING); event->any.window = window; g_object_ref (window); if (_gdk_input_other_event (event, msg, window)) _gdk_win32_append_event (event); else gdk_event_free (event); break; } done: if (window) g_object_unref (window); #undef return return return_val; } void _gdk_win32_display_queue_events (GdkDisplay *display) { MSG msg; if (modal_win32_dialog != NULL) return; while (!_gdk_event_queue_find_first (display) && PeekMessageW (&msg, NULL, 0, 0, PM_REMOVE)) { TranslateMessage (&msg); DispatchMessageW (&msg); } } static gboolean gdk_event_prepare (GSource *source, gint *timeout) { gboolean retval; gdk_threads_enter (); *timeout = -1; retval = (_gdk_event_queue_find_first (_gdk_display) != NULL || (modal_win32_dialog == NULL && GetQueueStatus (QS_ALLINPUT) != 0)); gdk_threads_leave (); return retval; } static gboolean gdk_event_check (GSource *source) { gboolean retval; gdk_threads_enter (); if (event_poll_fd.revents & G_IO_IN) { retval = (_gdk_event_queue_find_first (_gdk_display) != NULL || (modal_win32_dialog == NULL && GetQueueStatus (QS_ALLINPUT) != 0)); } else { retval = FALSE; } gdk_threads_leave (); return retval; } static gboolean gdk_event_dispatch (GSource *source, GSourceFunc callback, gpointer user_data) { GdkEvent *event; gdk_threads_enter (); _gdk_win32_display_queue_events (_gdk_display); event = _gdk_event_unqueue (_gdk_display); if (event) { _gdk_event_emit (event); gdk_event_free (event); /* Do drag & drop if it is still pending */ if (_dnd_source_state == GDK_WIN32_DND_PENDING) { _dnd_source_state = GDK_WIN32_DND_DRAGGING; _gdk_win32_dnd_do_dragdrop (); _dnd_source_state = GDK_WIN32_DND_NONE; } } gdk_threads_leave (); return TRUE; } void gdk_win32_set_modal_dialog_libgtk_only (HWND window) { modal_win32_dialog = window; }