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_DRAG_BEGIN",
  55         "WINDOW_DRAG_END",
  56         "WINDOW_FRAME_CHANGED",
  57         "WINDOW_GOT_FOCUS",
  58         "WINDOW_LOST_FOCUS",
  59         "WINDOW_MAXIMIZE_REQUESTED",
  60         "WINDOW_MINIMIZE_REQUESTED",
  61         "WINDOW_RESIZE_ENDED",
  62         "WINDOW_RESTORE_REQUESTED",
  63     };
  64
  65     if (0 <= type && type < NUM_EVENT_TYPES) return event_names[type];
  66     return wine_dbg_sprintf("Unknown event %d", type);
  67 }
  68
  69
  70 /***********************************************************************
  71  *              get_event_mask
  72  */
  73 static macdrv_event_mask get_event_mask(DWORD mask)
  74 {
  75     macdrv_event_mask event_mask = 0;
  76
  77     if ((mask & QS_ALLINPUT) == QS_ALLINPUT) return -1;
  78
  79     if (mask & QS_HOTKEY)
  80         event_mask |= event_mask_for_type(HOTKEY_PRESS);
  81
  82     if (mask & QS_KEY)
  83     {
  84         event_mask |= event_mask_for_type(KEY_PRESS);
  85         event_mask |= event_mask_for_type(KEY_RELEASE);
  86         event_mask |= event_mask_for_type(KEYBOARD_CHANGED);
  87     }
  88
  89     if (mask & QS_MOUSEBUTTON)
  90     {
  91         event_mask |= event_mask_for_type(MOUSE_BUTTON);
  92         event_mask |= event_mask_for_type(MOUSE_SCROLL);
  93     }
  94
  95     if (mask & QS_MOUSEMOVE)
  96     {
  97         event_mask |= event_mask_for_type(MOUSE_MOVED);
  98         event_mask |= event_mask_for_type(MOUSE_MOVED_ABSOLUTE);
  99     }
 100
 101     if (mask & QS_POSTMESSAGE)
 102     {
 103         event_mask |= event_mask_for_type(APP_DEACTIVATED);
 104         event_mask |= event_mask_for_type(APP_QUIT_REQUESTED);
 105         event_mask |= event_mask_for_type(DISPLAYS_CHANGED);
 106         event_mask |= event_mask_for_type(IM_SET_TEXT);
 107         event_mask |= event_mask_for_type(STATUS_ITEM_MOUSE_BUTTON);
 108         event_mask |= event_mask_for_type(STATUS_ITEM_MOUSE_MOVE);
 109         event_mask |= event_mask_for_type(WINDOW_DID_UNMINIMIZE);
 110         event_mask |= event_mask_for_type(WINDOW_FRAME_CHANGED);
 111         event_mask |= event_mask_for_type(WINDOW_GOT_FOCUS);
 112         event_mask |= event_mask_for_type(WINDOW_LOST_FOCUS);
 113     }
 114
 115     if (mask & QS_SENDMESSAGE)
 116     {
 117         event_mask |= event_mask_for_type(QUERY_EVENT);
 118         event_mask |= event_mask_for_type(RELEASE_CAPTURE);
 119         event_mask |= event_mask_for_type(WINDOW_BROUGHT_FORWARD);
 120         event_mask |= event_mask_for_type(WINDOW_CLOSE_REQUESTED);
 121         event_mask |= event_mask_for_type(WINDOW_DRAG_BEGIN);
 122         event_mask |= event_mask_for_type(WINDOW_DRAG_END);
 123         event_mask |= event_mask_for_type(WINDOW_MAXIMIZE_REQUESTED);
 124         event_mask |= event_mask_for_type(WINDOW_MINIMIZE_REQUESTED);
 125         event_mask |= event_mask_for_type(WINDOW_RESIZE_ENDED);
 126         event_mask |= event_mask_for_type(WINDOW_RESTORE_REQUESTED);
 127     }
 128
 129     return event_mask;
 130 }
 131
 132
 133 /***********************************************************************
 134  *              macdrv_query_event
 135  *
 136  * Handler for QUERY_EVENT queries.
 137  */
 138 static void macdrv_query_event(HWND hwnd, const macdrv_event *event)
 139 {
 140     BOOL success = FALSE;
 141     macdrv_query *query = event->query_event.query;
 142
 143     switch (query->type)
 144     {
 145         case QUERY_DRAG_DROP:
 146             TRACE("QUERY_DRAG_DROP\n");
 147             success = query_drag_drop(query);
 148             break;
 149         case QUERY_DRAG_EXITED:
 150             TRACE("QUERY_DRAG_EXITED\n");
 151             success = query_drag_exited(query);
 152             break;
 153         case QUERY_DRAG_OPERATION:
 154             TRACE("QUERY_DRAG_OPERATION\n");
 155             success = query_drag_operation(query);
 156             break;
 157         case QUERY_IME_CHAR_RECT:
 158             TRACE("QUERY_IME_CHAR_RECT\n");
 159             success = query_ime_char_rect(query);
 160             break;
 161         case QUERY_PASTEBOARD_DATA:
 162             TRACE("QUERY_PASTEBOARD_DATA\n");
 163             success = query_pasteboard_data(hwnd, query->pasteboard_data.type);
 164             break;
 165         case QUERY_RESIZE_SIZE:
 166             TRACE("QUERY_RESIZE_SIZE\n");
 167             success = query_resize_size(hwnd, query);
 168             break;
 169         case QUERY_RESIZE_START:
 170             TRACE("QUERY_RESIZE_START\n");
 171             success = query_resize_start(hwnd);
 172             break;
 173         case QUERY_MIN_MAX_INFO:
 174             TRACE("QUERY_MIN_MAX_INFO\n");
 175             success = query_min_max_info(hwnd);
 176             break;
 177         default:
 178             FIXME("unrecognized query type %d\n", query->type);
 179             break;
 180     }
 181
 182     TRACE("success %d\n", success);
 183     query->status = success;
 184     macdrv_set_query_done(query);
 185 }
 186
 187
 188 /***********************************************************************
 189  *              macdrv_handle_event
 190  */
 191 void macdrv_handle_event(const macdrv_event *event)
 192 {
 193     HWND hwnd = macdrv_get_window_hwnd(event->window);
 194     const macdrv_event *prev;
 195     struct macdrv_thread_data *thread_data = macdrv_thread_data();
 196
 197     TRACE("%s for hwnd/window %p/%p\n", dbgstr_event(event->type), hwnd,
 198           event->window);
 199
 200     prev = thread_data->current_event;
 201     thread_data->current_event = event;
 202
 203     switch (event->type)
 204     {
 205     case APP_DEACTIVATED:
 206         macdrv_app_deactivated();
 207         break;
 208     case APP_QUIT_REQUESTED:
 209         macdrv_app_quit_requested(event);
 210         break;
 211     case DISPLAYS_CHANGED:
 212         macdrv_displays_changed(event);
 213         break;
 214     case HOTKEY_PRESS:
 215         macdrv_hotkey_press(event);
 216         break;
 217     case IM_SET_TEXT:
 218         macdrv_im_set_text(event);
 219         break;
 220     case KEY_PRESS:
 221     case KEY_RELEASE:
 222         macdrv_key_event(hwnd, event);
 223         break;
 224     case KEYBOARD_CHANGED:
 225         macdrv_keyboard_changed(event);
 226         break;
 227     case MOUSE_BUTTON:
 228         macdrv_mouse_button(hwnd, event);
 229         break;
 230     case MOUSE_MOVED:
 231     case MOUSE_MOVED_ABSOLUTE:
 232         macdrv_mouse_moved(hwnd, event);
 233         break;
 234     case MOUSE_SCROLL:
 235         macdrv_mouse_scroll(hwnd, event);
 236         break;
 237     case QUERY_EVENT:
 238         macdrv_query_event(hwnd, event);
 239         break;
 240     case RELEASE_CAPTURE:
 241         macdrv_release_capture(hwnd, event);
 242         break;
 243     case STATUS_ITEM_MOUSE_BUTTON:
 244         macdrv_status_item_mouse_button(event);
 245         break;
 246     case STATUS_ITEM_MOUSE_MOVE:
 247         macdrv_status_item_mouse_move(event);
 248         break;
 249     case WINDOW_BROUGHT_FORWARD:
 250         macdrv_window_brought_forward(hwnd);
 251         break;
 252     case WINDOW_CLOSE_REQUESTED:
 253         macdrv_window_close_requested(hwnd);
 254         break;
 255     case WINDOW_DID_UNMINIMIZE:
 256         macdrv_window_did_unminimize(hwnd);
 257         break;
 258     case WINDOW_DRAG_BEGIN:
 259         macdrv_window_drag_begin(hwnd);
 260         break;
 261     case WINDOW_DRAG_END:
 262         macdrv_window_drag_end(hwnd);
 263         break;
 264     case WINDOW_FRAME_CHANGED:
 265         macdrv_window_frame_changed(hwnd, event);
 266         break;
 267     case WINDOW_GOT_FOCUS:
 268         macdrv_window_got_focus(hwnd, event);
 269         break;
 270     case WINDOW_LOST_FOCUS:
 271         macdrv_window_lost_focus(hwnd, event);
 272         break;
 273     case WINDOW_MAXIMIZE_REQUESTED:
 274         macdrv_window_maximize_requested(hwnd);
 275         break;
 276     case WINDOW_MINIMIZE_REQUESTED:
 277         macdrv_window_minimize_requested(hwnd);
 278         break;
 279     case WINDOW_RESIZE_ENDED:
 280         macdrv_window_resize_ended(hwnd);
 281         break;
 282     case WINDOW_RESTORE_REQUESTED:
 283         macdrv_window_restore_requested(hwnd);
 284         break;
 285     default:
 286         TRACE("    ignoring\n");
 287         break;
 288     }
 289
 290     thread_data->current_event = prev;
 291 }
 292
 293
 294 /***********************************************************************
 295  *              process_events
 296  */
 297 static int process_events(macdrv_event_queue queue, macdrv_event_mask mask)
 298 {
 299     macdrv_event *event;
 300     int count = 0;
 301
 302     while (macdrv_copy_event_from_queue(queue, mask, &event))
 303     {
 304         count++;
 305         macdrv_handle_event(event);
 306         macdrv_release_event(event);
 307     }
 308     if (count) TRACE("processed %d events\n", count);
 309     return count;
 310 }
 311
 312
 313 /***********************************************************************
 314  *              MsgWaitForMultipleObjectsEx   (MACDRV.@)
 315  */
 316 DWORD CDECL macdrv_MsgWaitForMultipleObjectsEx(DWORD count, const HANDLE *handles,
 317                                                DWORD timeout, DWORD mask, DWORD flags)
 318 {
 319     DWORD ret;
 320     struct macdrv_thread_data *data = macdrv_thread_data();
 321     macdrv_event_mask event_mask = get_event_mask(mask);
 322
 323     TRACE("count %d, handles %p, timeout %u, mask %x, flags %x\n", count,
 324           handles, timeout, mask, flags);
 325
 326     if (!data)
 327     {
 328         if (!count && !timeout) return WAIT_TIMEOUT;
 329         return WaitForMultipleObjectsEx(count, handles, flags & MWMO_WAITALL,
 330                                         timeout, flags & MWMO_ALERTABLE);
 331     }
 332
 333     if (data->current_event && data->current_event->type != QUERY_EVENT &&
 334         data->current_event->type != APP_QUIT_REQUESTED &&
 335         data->current_event->type != WINDOW_DRAG_BEGIN)
 336         event_mask = 0;  /* don't process nested events */
 337
 338     if (process_events(data->queue, event_mask)) ret = count - 1;
 339     else if (count || timeout)
 340     {
 341         ret = WaitForMultipleObjectsEx(count, handles, flags & MWMO_WAITALL,
 342                                        timeout, flags & MWMO_ALERTABLE);
 343         if (ret == count - 1) process_events(data->queue, event_mask);
 344     }
 345     else ret = WAIT_TIMEOUT;
 346
 347     return ret;
 348 }