src/lib/ecore_cocoa/ecore_cocoa.m

   1 #ifdef HAVE_CONFIG_H
   2 # include <config.h>
   3 #endif
   4
   5 #include <Cocoa/Cocoa.h>
   6
   7 #include <Eina.h>
   8
   9 #include <Ecore.h>
  10 #include <ecore_private.h>
  11 #include <Ecore_Input.h>
  12
  13 #include "Ecore_Cocoa.h"
  14 #include "Ecore_Cocoa_Keys.h"
  15
  16 EAPI int ECORE_COCOA_EVENT_GOT_FOCUS = 0;
  17 EAPI int ECORE_COCOA_EVENT_LOST_FOCUS = 0;
  18 EAPI int ECORE_COCOA_EVENT_RESIZE = 0;
  19 EAPI int ECORE_COCOA_EVENT_EXPOSE = 0;
  20
  21 static int _ecore_cocoa_init_count = 0;
  22
  23 static int old_flags;
  24
  25 EAPI int
  26 ecore_cocoa_init(const char *name __UNUSED__)
  27 {
  28    if (++_ecore_cocoa_init_count != 1)
  29      return _ecore_cocoa_init_count;
  30
  31    if (!ecore_event_init())
  32      return --_ecore_cocoa_init_count;
  33
  34    ECORE_COCOA_EVENT_GOT_FOCUS  = ecore_event_type_new();
  35    ECORE_COCOA_EVENT_LOST_FOCUS = ecore_event_type_new();
  36    ECORE_COCOA_EVENT_RESIZE     = ecore_event_type_new();
  37    ECORE_COCOA_EVENT_EXPOSE     = ecore_event_type_new();
  38
  39    return _ecore_cocoa_init_count;
  40 }
  41
  42 /**
  43  * Shuts down the Ecore_Cocoa library.
  44  * @return  @c The number of times the system has been initialised without
  45  *             being shut down.
  46  * @ingroup Ecore_Cocoa_Library_Group
  47  */
  48 EAPI int
  49 ecore_cocoa_shutdown(void)
  50 {
  51    if (--_ecore_cocoa_init_count != 0)
  52      return _ecore_cocoa_init_count;
  53
  54    ecore_event_shutdown();
  55
  56    return _ecore_cocoa_init_count;
  57 }
  58
  59 EAPI void
  60 ecore_cocoa_feed_events(void)
  61 {
  62    NSDate *date = [NSDate dateWithTimeIntervalSinceNow:0.001];
  63    NSEvent *event = [NSApp nextEventMatchingMask:NSAnyEventMask
  64                                        untilDate:date
  65                                           inMode:NSDefaultRunLoopMode
  66                                          dequeue:YES];
  67    [date release];
  68    if (!event) return; // SDL loops until null; maybe we should do that too. or not.
  69
  70    unsigned int time = (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff);
  71
  72    switch([event type])
  73    {
  74       case NSMouseMoved:
  75       case NSLeftMouseDragged:
  76       case NSRightMouseDragged:
  77       case NSOtherMouseDragged:
  78       {
  79          Ecore_Event_Mouse_Move * ev = calloc(1, sizeof(Ecore_Event_Mouse_Move));
  80          if (!ev) return;
  81          ev->x = [event locationInWindow].x;
  82          ev->y = [event locationInWindow].y;
  83          ev->root.x = ev->x;
  84          ev->root.y = ev->y;
  85          ev->timestamp = time;
  86          ev->window = [event window];
  87          ev->modifiers = 0; /* FIXME: keep modifier around. */
  88
  89          ecore_event_add(ECORE_EVENT_MOUSE_MOVE, ev, NULL, NULL);
  90
  91          [NSApp sendEvent:event]; // pass along mouse events, for window manager
  92          break;
  93       }
  94       case NSLeftMouseDown:
  95       case NSRightMouseDown:
  96       case NSOtherMouseDown:
  97       {
  98          Ecore_Event_Mouse_Button * ev = calloc(1, sizeof(Ecore_Event_Mouse_Button));
  99          if (!ev) return;
 100          ev->x = [event locationInWindow].x;
 101          ev->y = [event locationInWindow].y;
 102          ev->root.x = ev->x;
 103          ev->root.y = ev->y;
 104          ev->timestamp = time;
 105          ev->buttons = [event buttonNumber] + 1; // Apple indexes buttons from 0
 106
 107          if ([event clickCount] == 2)
 108             ev->double_click = 1;
 109          else
 110             ev->double_click = 0;
 111
 112          if ([event clickCount] >= 3)
 113             ev->triple_click = 1;
 114          else
 115             ev->triple_click = 0;
 116
 117          ecore_event_add(ECORE_EVENT_MOUSE_BUTTON_DOWN, ev, NULL, NULL);
 118
 119          [NSApp sendEvent:event]; // pass along mouse events, for window manager
 120          break;
 121       }
 122       case NSLeftMouseUp:
 123       case NSRightMouseUp:
 124       case NSOtherMouseUp:
 125       {
 126          Ecore_Event_Mouse_Button * ev = calloc(1, sizeof(Ecore_Event_Mouse_Button));
 127          if (!ev) return;
 128          ev->x = [event locationInWindow].x;
 129          ev->y = [event locationInWindow].y;
 130          ev->root.x = ev->x;
 131          ev->root.y = ev->y;
 132          ev->timestamp = time;
 133          ev->buttons = [event buttonNumber] + 1; // Apple indexes buttons from 0
 134
 135          if ([event clickCount] == 2)
 136             ev->double_click = 1;
 137          else
 138             ev->double_click = 0;
 139
 140          if ([event clickCount] >= 3)
 141             ev->triple_click = 1;
 142          else
 143             ev->triple_click = 0;
 144
 145          ecore_event_add(ECORE_EVENT_MOUSE_BUTTON_UP, ev, NULL, NULL);
 146
 147          [NSApp sendEvent:event]; // pass along mouse events, for window manager
 148          break;
 149       }
 150       case NSKeyDown:
 151       {
 152          Ecore_Event_Key *ev;
 153          unsigned int     i;
 154
 155          ev = calloc(1, sizeof (Ecore_Event_Key));
 156          if (!ev) return;
 157          ev->timestamp = time;
 158
 159          for (i = 0; i < sizeof (keystable) / sizeof (struct _ecore_cocoa_keys_s); ++i)
 160          {
 161             if (keystable[i].code == tolower([[event charactersIgnoringModifiers] characterAtIndex:0]))
 162             {
 163                ev->keyname = keystable[i].name;
 164                ev->string = keystable[i].compose;
 165
 166                ecore_event_add(ECORE_EVENT_KEY_DOWN, ev, NULL, NULL);
 167                return;
 168             }
 169          }
 170
 171          break;
 172       }
 173       case NSKeyUp:
 174       {
 175          Ecore_Event_Key *ev;
 176          unsigned int     i;
 177
 178          ev = calloc(1, sizeof (Ecore_Event_Key));
 179          if (!ev) return;
 180          ev->timestamp = time;
 181
 182          for (i = 0; i < sizeof (keystable) / sizeof (struct _ecore_cocoa_keys_s); ++i)
 183          {
 184             if (keystable[i].code == tolower([[event charactersIgnoringModifiers] characterAtIndex:0]))
 185             {
 186                ev->keyname = keystable[i].name;
 187                ev->string = keystable[i].compose;
 188
 189                ecore_event_add(ECORE_EVENT_KEY_UP, ev, NULL, NULL);
 190                return;
 191             }
 192          }
 193
 194          break;
 195       }
 196       case NSFlagsChanged:
 197       {
 198          int flags = [event modifierFlags];
 199
 200          Ecore_Event_Key *evDown = NULL;
 201          Ecore_Event_Key *evUp = NULL;
 202
 203          evDown = calloc(1, sizeof (Ecore_Event_Key));
 204          if (!evDown) return;
 205
 206          evUp = calloc(1, sizeof (Ecore_Event_Key));
 207          if (!evUp)
 208            {
 209               free(evDown);
 210               return;
 211            }
 212
 213          // Turn special key flags on
 214          if (flags & NSShiftKeyMask)
 215             evDown->keyname = "Shift_L";
 216          else if (flags & NSControlKeyMask)
 217             evDown->keyname = "Control_L";
 218          else if (flags & NSAlternateKeyMask)
 219             evDown->keyname = "Alt_L";
 220          else if (flags & NSCommandKeyMask)
 221             evDown->keyname = "Super_L";
 222          else if (flags & NSAlphaShiftKeyMask)
 223             evDown->keyname = "Caps_Lock";
 224
 225          if (evDown->keyname)
 226          {
 227             evDown->timestamp = time;
 228             evDown->string = "";
 229             ecore_event_add(ECORE_EVENT_KEY_DOWN, evDown, NULL, NULL);
 230             old_flags = flags;
 231             break;
 232          }
 233
 234          int changed_flags = flags ^ old_flags;
 235
 236          // Turn special key flags off
 237          if (changed_flags & NSShiftKeyMask)
 238             evUp->keyname = "Shift_L";
 239          else if (changed_flags & NSControlKeyMask)
 240             evUp->keyname = "Control_L";
 241          else if (changed_flags & NSAlternateKeyMask)
 242             evUp->keyname = "Alt_L";
 243          else if (changed_flags & NSCommandKeyMask)
 244             evUp->keyname = "Super_L";
 245          else if (changed_flags & NSAlphaShiftKeyMask)
 246             evUp->keyname = "Caps_Lock";
 247
 248          if (evUp->keyname)
 249          {
 250             evUp->timestamp = time;
 251             evUp->string = "";
 252             ecore_event_add(ECORE_EVENT_KEY_UP, evUp, NULL, NULL);
 253             old_flags = flags;
 254             break;
 255          }
 256
 257          break;
 258       }
 259       case NSAppKitDefined:
 260       {
 261          if ([event subtype] == NSApplicationActivatedEventType)
 262             ecore_event_add(ECORE_COCOA_EVENT_GOT_FOCUS, NULL, NULL, NULL);
 263          else if ([event subtype] == NSApplicationDeactivatedEventType)
 264             ecore_event_add(ECORE_COCOA_EVENT_LOST_FOCUS, NULL, NULL, NULL);
 265          [NSApp sendEvent:event]; // pass along AppKit events, for window manager
 266          break;
 267       }
 268       case NSScrollWheel:
 269       {
 270          break;
 271       }
 272       default:
 273       {
 274          [NSApp sendEvent:event];
 275          break;
 276       }
 277    }
 278
 279    [event release];
 280 }