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         "QUERY_EVENT_NO_PREEMPT_WAIT",
  49         "REASSERT_WINDOW_POSITION",
  50         "RELEASE_CAPTURE",
  51         "SENT_TEXT_INPUT",
  52         "STATUS_ITEM_MOUSE_BUTTON",
  53         "STATUS_ITEM_MOUSE_MOVE",
  54         "WINDOW_BROUGHT_FORWARD",
  55         "WINDOW_CLOSE_REQUESTED",
  56         "WINDOW_DID_UNMINIMIZE",
  57         "WINDOW_DRAG_BEGIN",
  58         "WINDOW_DRAG_END",
  59         "WINDOW_FRAME_CHANGED",
  60         "WINDOW_GOT_FOCUS",
  61         "WINDOW_LOST_FOCUS",
  62         "WINDOW_MAXIMIZE_REQUESTED",
  63         "WINDOW_MINIMIZE_REQUESTED",
  64         "WINDOW_RESIZE_ENDED",
  65         "WINDOW_RESTORE_REQUESTED",
  66     };
  67
  68     if (0 <= type && type < NUM_EVENT_TYPES) return event_names[type];
  69     return wine_dbg_sprintf("Unknown event %d", type);
  70 }
  71
  72
  73 /***********************************************************************
  74  *              get_event_mask
  75  */
  76 static macdrv_event_mask get_event_mask(DWORD mask)
  77 {
  78     macdrv_event_mask event_mask = 0;
  79
  80     if ((mask & QS_ALLINPUT) == QS_ALLINPUT) return -1;
  81
  82     if (mask & QS_HOTKEY)
  83         event_mask |= event_mask_for_type(HOTKEY_PRESS);
  84
  85     if (mask & QS_KEY)
  86     {
  87         event_mask |= event_mask_for_type(KEY_PRESS);
  88         event_mask |= event_mask_for_type(KEY_RELEASE);
  89         event_mask |= event_mask_for_type(KEYBOARD_CHANGED);
  90     }
  91
  92     if (mask & QS_MOUSEBUTTON)
  93     {
  94         event_mask |= event_mask_for_type(MOUSE_BUTTON);
  95         event_mask |= event_mask_for_type(MOUSE_SCROLL);
  96     }
  97
  98     if (mask & QS_MOUSEMOVE)
  99     {
 100         event_mask |= event_mask_for_type(MOUSE_MOVED);
 101         event_mask |= event_mask_for_type(MOUSE_MOVED_ABSOLUTE);
 102     }
 103
 104     if (mask & QS_POSTMESSAGE)
 105     {
 106         event_mask |= event_mask_for_type(APP_DEACTIVATED);
 107         event_mask |= event_mask_for_type(APP_QUIT_REQUESTED);
 108         event_mask |= event_mask_for_type(DISPLAYS_CHANGED);
 109         event_mask |= event_mask_for_type(IM_SET_TEXT);
 110         event_mask |= event_mask_for_type(STATUS_ITEM_MOUSE_BUTTON);
 111         event_mask |= event_mask_for_type(STATUS_ITEM_MOUSE_MOVE);
 112         event_mask |= event_mask_for_type(WINDOW_DID_UNMINIMIZE);
 113         event_mask |= event_mask_for_type(WINDOW_FRAME_CHANGED);
 114         event_mask |= event_mask_for_type(WINDOW_GOT_FOCUS);
 115         event_mask |= event_mask_for_type(WINDOW_LOST_FOCUS);
 116     }
 117
 118     if (mask & QS_SENDMESSAGE)
 119     {
 120         event_mask |= event_mask_for_type(QUERY_EVENT);
 121         event_mask |= event_mask_for_type(QUERY_EVENT_NO_PREEMPT_WAIT);
 122         event_mask |= event_mask_for_type(REASSERT_WINDOW_POSITION);
 123         event_mask |= event_mask_for_type(RELEASE_CAPTURE);
 124         event_mask |= event_mask_for_type(SENT_TEXT_INPUT);
 125         event_mask |= event_mask_for_type(WINDOW_BROUGHT_FORWARD);
 126         event_mask |= event_mask_for_type(WINDOW_CLOSE_REQUESTED);
 127         event_mask |= event_mask_for_type(WINDOW_DRAG_BEGIN);
 128         event_mask |= event_mask_for_type(WINDOW_DRAG_END);
 129         event_mask |= event_mask_for_type(WINDOW_MAXIMIZE_REQUESTED);
 130         event_mask |= event_mask_for_type(WINDOW_MINIMIZE_REQUESTED);
 131         event_mask |= event_mask_for_type(WINDOW_RESIZE_ENDED);
 132         event_mask |= event_mask_for_type(WINDOW_RESTORE_REQUESTED);
 133     }
 134
 135     return event_mask;
 136 }
 137
 138
 139 /***********************************************************************
 140  *              macdrv_query_event
 141  *
 142  * Handler for QUERY_EVENT and QUERY_EVENT_NO_PREEMPT_WAIT queries.
 143  */
 144 static void macdrv_query_event(HWND hwnd, const macdrv_event *event)
 145 {
 146     BOOL success = FALSE;
 147     macdrv_query *query = event->query_event.query;
 148
 149     switch (query->type)
 150     {
 151         case QUERY_DRAG_DROP:
 152             TRACE("QUERY_DRAG_DROP\n");
 153             success = query_drag_drop(query);
 154             break;
 155         case QUERY_DRAG_EXITED:
 156             TRACE("QUERY_DRAG_EXITED\n");
 157             success = query_drag_exited(query);
 158             break;
 159         case QUERY_DRAG_OPERATION:
 160             TRACE("QUERY_DRAG_OPERATION\n");
 161             success = query_drag_operation(query);
 162             break;
 163         case QUERY_IME_CHAR_RECT:
 164             TRACE("QUERY_IME_CHAR_RECT\n");
 165             success = query_ime_char_rect(query);
 166             break;
 167         case QUERY_PASTEBOARD_DATA:
 168             TRACE("QUERY_PASTEBOARD_DATA\n");
 169             success = query_pasteboard_data(hwnd, query->pasteboard_data.type);
 170             break;
 171         case QUERY_RESIZE_SIZE:
 172             TRACE("QUERY_RESIZE_SIZE\n");
 173             success = query_resize_size(hwnd, query);
 174             break;
 175         case QUERY_RESIZE_START:
 176             TRACE("QUERY_RESIZE_START\n");
 177             success = query_resize_start(hwnd);
 178             break;
 179         case QUERY_MIN_MAX_INFO:
 180             TRACE("QUERY_MIN_MAX_INFO\n");
 181             success = query_min_max_info(hwnd);
 182             break;
 183         default:
 184             FIXME("unrecognized query type %d\n", query->type);
 185             break;
 186     }
 187
 188     TRACE("success %d\n", success);
 189     query->status = success;
 190     macdrv_set_query_done(query);
 191 }
 192
 193
 194 /***********************************************************************
 195  *              macdrv_handle_event
 196  */
 197 void macdrv_handle_event(const macdrv_event *event)
 198 {
 199     HWND hwnd = macdrv_get_window_hwnd(event->window);
 200     const macdrv_event *prev;
 201     struct macdrv_thread_data *thread_data = macdrv_thread_data();
 202
 203     TRACE("%s for hwnd/window %p/%p\n", dbgstr_event(event->type), hwnd,
 204           event->window);
 205
 206     prev = thread_data->current_event;
 207     thread_data->current_event = event;
 208
 209     switch (event->type)
 210     {
 211     case APP_DEACTIVATED:
 212         macdrv_app_deactivated();
 213         break;
 214     case APP_QUIT_REQUESTED:
 215         macdrv_app_quit_requested(event);
 216         break;
 217     case DISPLAYS_CHANGED:
 218         macdrv_displays_changed(event);
 219         break;
 220     case HOTKEY_PRESS:
 221         macdrv_hotkey_press(event);
 222         break;
 223     case IM_SET_TEXT:
 224         macdrv_im_set_text(event);
 225         break;
 226     case KEY_PRESS:
 227     case KEY_RELEASE:
 228         macdrv_key_event(hwnd, event);
 229         break;
 230     case KEYBOARD_CHANGED:
 231         macdrv_keyboard_changed(event);
 232         break;
 233     case MOUSE_BUTTON:
 234         macdrv_mouse_button(hwnd, event);
 235         break;
 236     case MOUSE_MOVED:
 237     case MOUSE_MOVED_ABSOLUTE:
 238         macdrv_mouse_moved(hwnd, event);
 239         break;
 240     case MOUSE_SCROLL:
 241         macdrv_mouse_scroll(hwnd, event);
 242         break;
 243     case QUERY_EVENT:
 244     case QUERY_EVENT_NO_PREEMPT_WAIT:
 245         macdrv_query_event(hwnd, event);
 246         break;
 247     case REASSERT_WINDOW_POSITION:
 248         macdrv_reassert_window_position(hwnd);
 249         break;
 250     case RELEASE_CAPTURE:
 251         macdrv_release_capture(hwnd, event);
 252         break;
 253     case SENT_TEXT_INPUT:
 254         macdrv_sent_text_input(event);
 255         break;
 256     case STATUS_ITEM_MOUSE_BUTTON:
 257         macdrv_status_item_mouse_button(event);
 258         break;
 259     case STATUS_ITEM_MOUSE_MOVE:
 260         macdrv_status_item_mouse_move(event);
 261         break;
 262     case WINDOW_BROUGHT_FORWARD:
 263         macdrv_window_brought_forward(hwnd);
 264         break;
 265     case WINDOW_CLOSE_REQUESTED:
 266         macdrv_window_close_requested(hwnd);
 267         break;
 268     case WINDOW_DID_UNMINIMIZE:
 269         macdrv_window_did_unminimize(hwnd);
 270         break;
 271     case WINDOW_DRAG_BEGIN:
 272         macdrv_window_drag_begin(hwnd);
 273         break;
 274     case WINDOW_DRAG_END:
 275         macdrv_window_drag_end(hwnd);
 276         break;
 277     case WINDOW_FRAME_CHANGED:
 278         macdrv_window_frame_changed(hwnd, event);
 279         break;
 280     case WINDOW_GOT_FOCUS:
 281         macdrv_window_got_focus(hwnd, event);
 282         break;
 283     case WINDOW_LOST_FOCUS:
 284         macdrv_window_lost_focus(hwnd, event);
 285         break;
 286     case WINDOW_MAXIMIZE_REQUESTED:
 287         macdrv_window_maximize_requested(hwnd);
 288         break;
 289     case WINDOW_MINIMIZE_REQUESTED:
 290         macdrv_window_minimize_requested(hwnd);
 291         break;
 292     case WINDOW_RESIZE_ENDED:
 293         macdrv_window_resize_ended(hwnd);
 294         break;
 295     case WINDOW_RESTORE_REQUESTED:
 296         macdrv_window_restore_requested(hwnd, event);
 297         break;
 298     default:
 299         TRACE("    ignoring\n");
 300         break;
 301     }
 302
 303     thread_data->current_event = prev;
 304 }
 305
 306
 307 /***********************************************************************
 308  *              process_events
 309  */
 310 static int process_events(macdrv_event_queue queue, macdrv_event_mask mask)
 311 {
 312     macdrv_event *event;
 313     int count = 0;
 314
 315     while (macdrv_copy_event_from_queue(queue, mask, &event))
 316     {
 317         count++;
 318         macdrv_handle_event(event);
 319         macdrv_release_event(event);
 320     }
 321     if (count) TRACE("processed %d events\n", count);
 322     return count;
 323 }
 324
 325
 326 /***********************************************************************
 327  *              MsgWaitForMultipleObjectsEx   (MACDRV.@)
 328  */
 329 DWORD CDECL macdrv_MsgWaitForMultipleObjectsEx(DWORD count, const HANDLE *handles,
 330                                                DWORD timeout, DWORD mask, DWORD flags)
 331 {
 332     DWORD ret;
 333     struct macdrv_thread_data *data = macdrv_thread_data();
 334     macdrv_event_mask event_mask = get_event_mask(mask);
 335
 336     TRACE("count %d, handles %p, timeout %u, mask %x, flags %x\n", count,
 337           handles, timeout, mask, flags);
 338
 339     if (!data)
 340     {
 341         if (!count && !timeout) return WAIT_TIMEOUT;
 342         return WaitForMultipleObjectsEx(count, handles, flags & MWMO_WAITALL,
 343                                         timeout, flags & MWMO_ALERTABLE);
 344     }
 345
 346     if (data->current_event && data->current_event->type != QUERY_EVENT &&
 347         data->current_event->type != QUERY_EVENT_NO_PREEMPT_WAIT &&
 348         data->current_event->type != APP_QUIT_REQUESTED &&
 349         data->current_event->type != WINDOW_DRAG_BEGIN)
 350         event_mask = 0;  /* don't process nested events */
 351
 352     if (process_events(data->queue, event_mask)) ret = count - 1;
 353     else if (count || timeout)
 354     {
 355         ret = WaitForMultipleObjectsEx(count, handles, flags & MWMO_WAITALL,
 356                                        timeout, flags & MWMO_ALERTABLE);
 357         if (ret == count - 1) process_events(data->queue, event_mask);
 358     }
 359     else ret = WAIT_TIMEOUT;
 360
 361     return ret;
 362 }