dlls/winemac.drv/event.c

   1 /*
   2  * MACDRV event driver
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  *           1999 Noel Borthwick
   6  * Copyright 2011, 2012, 2013 Ken Thomases for CodeWeavers Inc.
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24
  25 #include "macdrv.h"
  26 #include "winuser.h"
  27
  28 WINE_DEFAULT_DEBUG_CHANNEL(event);
  29
  30
  31 /* return the name of an Mac event */
  32 static const char *dbgstr_event(int type)
  33 {
  34     static const char * const event_names[] = {
  35         "APP_DEACTIVATED",
  36         "APP_QUIT_REQUESTED",
  37         "DISPLAYS_CHANGED",
  38         "HOTKEY_PRESS",
  39         "IM_SET_TEXT",
  40         "KEY_PRESS",
  41         "KEY_RELEASE",
  42         "KEYBOARD_CHANGED",
  43         "MOUSE_BUTTON",
  44         "MOUSE_MOVED",
  45         "MOUSE_MOVED_ABSOLUTE",
  46         "MOUSE_SCROLL",
  47         "QUERY_EVENT",
  48         "RELEASE_CAPTURE",
  49         "STATUS_ITEM_MOUSE_BUTTON",
  50         "STATUS_ITEM_MOUSE_MOVE",
  51         "WINDOW_BROUGHT_FORWARD",
  52         "WINDOW_CLOSE_REQUESTED",
  53         "WINDOW_DID_UNMINIMIZE",
  54         "WINDOW_FRAME_CHANGED",
  55         "WINDOW_GOT_FOCUS",
  56         "WINDOW_LOST_FOCUS",
  57         "WINDOW_MINIMIZE_REQUESTED",
  58     };
  59
  60     if (0 <= type && type < NUM_EVENT_TYPES) return event_names[type];
  61     return wine_dbg_sprintf("Unknown event %d", type);
  62 }
  63
  64
  65 /***********************************************************************
  66  *              get_event_mask
  67  */
  68 static macdrv_event_mask get_event_mask(DWORD mask)
  69 {
  70     macdrv_event_mask event_mask = 0;
  71
  72     if ((mask & QS_ALLINPUT) == QS_ALLINPUT) return -1;
  73
  74     if (mask & QS_HOTKEY)
  75         event_mask |= event_mask_for_type(HOTKEY_PRESS);
  76
  77     if (mask & QS_KEY)
  78     {
  79         event_mask |= event_mask_for_type(KEY_PRESS);
  80         event_mask |= event_mask_for_type(KEY_RELEASE);
  81         event_mask |= event_mask_for_type(KEYBOARD_CHANGED);
  82     }
  83
  84     if (mask & QS_MOUSEBUTTON)
  85     {
  86         event_mask |= event_mask_for_type(MOUSE_BUTTON);
  87         event_mask |= event_mask_for_type(MOUSE_SCROLL);
  88     }
  89
  90     if (mask & QS_MOUSEMOVE)
  91     {
  92         event_mask |= event_mask_for_type(MOUSE_MOVED);
  93         event_mask |= event_mask_for_type(MOUSE_MOVED_ABSOLUTE);
  94     }
  95
  96     if (mask & QS_POSTMESSAGE)
  97     {
  98         event_mask |= event_mask_for_type(APP_DEACTIVATED);
  99         event_mask |= event_mask_for_type(APP_QUIT_REQUESTED);
 100         event_mask |= event_mask_for_type(DISPLAYS_CHANGED);
 101         event_mask |= event_mask_for_type(IM_SET_TEXT);
 102         event_mask |= event_mask_for_type(STATUS_ITEM_MOUSE_BUTTON);
 103         event_mask |= event_mask_for_type(STATUS_ITEM_MOUSE_MOVE);
 104         event_mask |= event_mask_for_type(WINDOW_CLOSE_REQUESTED);
 105         event_mask |= event_mask_for_type(WINDOW_DID_UNMINIMIZE);
 106         event_mask |= event_mask_for_type(WINDOW_FRAME_CHANGED);
 107         event_mask |= event_mask_for_type(WINDOW_GOT_FOCUS);
 108         event_mask |= event_mask_for_type(WINDOW_LOST_FOCUS);
 109     }
 110
 111     if (mask & QS_SENDMESSAGE)
 112     {
 113         event_mask |= event_mask_for_type(QUERY_EVENT);
 114         event_mask |= event_mask_for_type(RELEASE_CAPTURE);
 115         event_mask |= event_mask_for_type(WINDOW_BROUGHT_FORWARD);
 116         event_mask |= event_mask_for_type(WINDOW_MINIMIZE_REQUESTED);
 117     }
 118
 119     return event_mask;
 120 }
 121
 122
 123 /***********************************************************************
 124  *              macdrv_query_event
 125  *
 126  * Handler for QUERY_EVENT queries.
 127  */
 128 static void macdrv_query_event(HWND hwnd, const macdrv_event *event)
 129 {
 130     BOOL success = FALSE;
 131     macdrv_query *query = event->query_event.query;
 132
 133     switch (query->type)
 134     {
 135         case QUERY_DRAG_DROP:
 136             TRACE("QUERY_DRAG_DROP\n");
 137             success = query_drag_drop(query);
 138             break;
 139         case QUERY_DRAG_EXITED:
 140             TRACE("QUERY_DRAG_EXITED\n");
 141             success = query_drag_exited(query);
 142             break;
 143         case QUERY_DRAG_OPERATION:
 144             TRACE("QUERY_DRAG_OPERATION\n");
 145             success = query_drag_operation(query);
 146             break;
 147         case QUERY_IME_CHAR_RECT:
 148             TRACE("QUERY_IME_CHAR_RECT\n");
 149             success = query_ime_char_rect(query);
 150             break;
 151         case QUERY_PASTEBOARD_DATA:
 152             TRACE("QUERY_PASTEBOARD_DATA\n");
 153             success = query_pasteboard_data(hwnd, query->pasteboard_data.type);
 154             break;
 155         case QUERY_RESIZE_END:
 156             TRACE("QUERY_RESIZE_END\n");
 157             success = query_resize_end(hwnd);
 158             break;
 159         case QUERY_RESIZE_START:
 160             TRACE("QUERY_RESIZE_START\n");
 161             success = query_resize_start(hwnd);
 162             break;
 163         case QUERY_MIN_MAX_INFO:
 164             TRACE("QUERY_MIN_MAX_INFO\n");
 165             success = query_min_max_info(hwnd);
 166             break;
 167         default:
 168             FIXME("unrecognized query type %d\n", query->type);
 169             break;
 170     }
 171
 172     TRACE("success %d\n", success);
 173     query->status = success;
 174     macdrv_set_query_done(query);
 175 }
 176
 177
 178 /***********************************************************************
 179  *              macdrv_handle_event
 180  */
 181 void macdrv_handle_event(const macdrv_event *event)
 182 {
 183     HWND hwnd = macdrv_get_window_hwnd(event->window);
 184     const macdrv_event *prev;
 185     struct macdrv_thread_data *thread_data = macdrv_thread_data();
 186
 187     TRACE("%s for hwnd/window %p/%p\n", dbgstr_event(event->type), hwnd,
 188           event->window);
 189
 190     prev = thread_data->current_event;
 191     thread_data->current_event = event;
 192
 193     switch (event->type)
 194     {
 195     case APP_DEACTIVATED:
 196         macdrv_app_deactivated();
 197         break;
 198     case APP_QUIT_REQUESTED:
 199         macdrv_app_quit_requested(event);
 200         break;
 201     case DISPLAYS_CHANGED:
 202         macdrv_displays_changed(event);
 203         break;
 204     case HOTKEY_PRESS:
 205         macdrv_hotkey_press(event);
 206         break;
 207     case IM_SET_TEXT:
 208         macdrv_im_set_text(event);
 209         break;
 210     case KEY_PRESS:
 211     case KEY_RELEASE:
 212         macdrv_key_event(hwnd, event);
 213         break;
 214     case KEYBOARD_CHANGED:
 215         macdrv_keyboard_changed(event);
 216         break;
 217     case MOUSE_BUTTON:
 218         macdrv_mouse_button(hwnd, event);
 219         break;
 220     case MOUSE_MOVED:
 221     case MOUSE_MOVED_ABSOLUTE:
 222         macdrv_mouse_moved(hwnd, event);
 223         break;
 224     case MOUSE_SCROLL:
 225         macdrv_mouse_scroll(hwnd, event);
 226         break;
 227     case QUERY_EVENT:
 228         macdrv_query_event(hwnd, event);
 229         break;
 230     case RELEASE_CAPTURE:
 231         macdrv_release_capture(hwnd, event);
 232         break;
 233     case STATUS_ITEM_MOUSE_BUTTON:
 234         macdrv_status_item_mouse_button(event);
 235         break;
 236     case STATUS_ITEM_MOUSE_MOVE:
 237         macdrv_status_item_mouse_move(event);
 238         break;
 239     case WINDOW_BROUGHT_FORWARD:
 240         macdrv_window_brought_forward(hwnd);
 241         break;
 242     case WINDOW_CLOSE_REQUESTED:
 243         macdrv_window_close_requested(hwnd);
 244         break;
 245     case WINDOW_DID_UNMINIMIZE:
 246         macdrv_window_did_unminimize(hwnd);
 247         break;
 248     case WINDOW_FRAME_CHANGED:
 249         macdrv_window_frame_changed(hwnd, event);
 250         break;
 251     case WINDOW_GOT_FOCUS:
 252         macdrv_window_got_focus(hwnd, event);
 253         break;
 254     case WINDOW_LOST_FOCUS:
 255         macdrv_window_lost_focus(hwnd, event);
 256         break;
 257     case WINDOW_MINIMIZE_REQUESTED:
 258         macdrv_window_minimize_requested(hwnd);
 259         break;
 260     default:
 261         TRACE("    ignoring\n");
 262         break;
 263     }
 264
 265     thread_data->current_event = prev;
 266 }
 267
 268
 269 /***********************************************************************
 270  *              process_events
 271  */
 272 static int process_events(macdrv_event_queue queue, macdrv_event_mask mask)
 273 {
 274     macdrv_event *event;
 275     int count = 0;
 276
 277     while (macdrv_copy_event_from_queue(queue, mask, &event))
 278     {
 279         count++;
 280         macdrv_handle_event(event);
 281         macdrv_release_event(event);
 282     }
 283     if (count) TRACE("processed %d events\n", count);
 284     return count;
 285 }
 286
 287
 288 /***********************************************************************
 289  *              MsgWaitForMultipleObjectsEx   (MACDRV.@)
 290  */
 291 DWORD CDECL macdrv_MsgWaitForMultipleObjectsEx(DWORD count, const HANDLE *handles,
 292                                                DWORD timeout, DWORD mask, DWORD flags)
 293 {
 294     DWORD ret;
 295     struct macdrv_thread_data *data = macdrv_thread_data();
 296     macdrv_event_mask event_mask = get_event_mask(mask);
 297
 298     TRACE("count %d, handles %p, timeout %u, mask %x, flags %x\n", count,
 299           handles, timeout, mask, flags);
 300
 301     if (!data)
 302     {
 303         if (!count && !timeout) return WAIT_TIMEOUT;
 304         return WaitForMultipleObjectsEx(count, handles, flags & MWMO_WAITALL,
 305                                         timeout, flags & MWMO_ALERTABLE);
 306     }
 307
 308     if (data->current_event && data->current_event->type != QUERY_EVENT &&
 309         data->current_event->type != APP_QUIT_REQUESTED)
 310         event_mask = 0;  /* don't process nested events */
 311
 312     if (process_events(data->queue, event_mask)) ret = count - 1;
 313     else if (count || timeout)
 314     {
 315         ret = WaitForMultipleObjectsEx(count, handles, flags & MWMO_WAITALL,
 316                                        timeout, flags & MWMO_ALERTABLE);
 317         if (ret == count - 1) process_events(data->queue, event_mask);
 318     }
 319     else ret = WAIT_TIMEOUT;
 320
 321     return ret;
 322 }