src/osx/iphone/window.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/iphone/window.mm
   3 // Purpose:     widgets (non tlw) for iphone
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     2008-06-20
   7 // RCS-ID:      $Id: window.mm 48805 2007-09-19 14:52:25Z SC $
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #include "wx/osx/private.h"
  15
  16 #include "wx/event.h"
  17 #include "wx/nonownedwnd.h"
  18 #include "wx/frame.h"
  19
  20 @interface wxUIView : UIView
  21 {
  22     wxWidgetImpl* ;
  23 }
  24
  25 - (void)drawRect: (CGRect) rect;
  26
  27 - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event;
  28 - (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event;
  29 - (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event;
  30 - (void)handleTouchEvent:(NSSet *)touches withEvent:(UIEvent *)event;
  31
  32 - (void)setImplementation: (wxWidgetImpl *) theImplementation;
  33 - (wxWidgetImpl*) implementation;
  34 - (BOOL) isFlipped;
  35 - (BOOL) becomeFirstResponder;
  36 - (BOOL) resignFirstResponder;
  37
  38 @end // wxUIView
  39
  40 @interface wxUIContentView : wxUIView
  41 {
  42 }
  43
  44 @end
  45
  46 @interface wxUIContentViewController : UIViewController
  47 {
  48 }
  49
  50 @end
  51
  52 //
  53 //
  54 //
  55
  56 void SetupMouseEvent( wxMouseEvent &wxevent , NSSet* touches, UIEvent * nsEvent )
  57 {
  58     UInt32 modifiers = 0 ;
  59     UITouch *touch = [touches anyObject];
  60
  61     // these parameters are not given for all events
  62     UInt32 button = 0; // no secondary button
  63     UInt32 clickCount = [touch tapCount];
  64     UInt32 mouseChord = 0; // TODO does this exist for cocoa
  65
  66     // will be overridden
  67     wxevent.m_x = 0;
  68     wxevent.m_y = 0;
  69     wxevent.m_shiftDown = 0;
  70     wxevent.m_controlDown = 0;
  71     wxevent.m_altDown = 0;
  72     wxevent.m_metaDown = 0;
  73     wxevent.m_clickCount = clickCount;
  74     wxevent.SetTimestamp( [touch timestamp] ) ;
  75 /*
  76     // a control click is interpreted as a right click
  77     bool thisButtonIsFakeRight = false ;
  78     if ( button == kEventMouseButtonPrimary && (modifiers & controlKey) )
  79     {
  80         button = kEventMouseButtonSecondary ;
  81         thisButtonIsFakeRight = true ;
  82     }
  83
  84     // otherwise we report double clicks by connecting a left click with a ctrl-left click
  85     if ( clickCount > 1 && button != g_lastButton )
  86         clickCount = 1 ;
  87     // we must make sure that our synthetic 'right' button corresponds in
  88     // mouse down, moved and mouse up, and does not deliver a right down and left up
  89
  90     if ( cEvent.GetKind() == kEventMouseDown )
  91     {
  92         g_lastButton = button ;
  93         g_lastButtonWasFakeRight = thisButtonIsFakeRight ;
  94     }
  95
  96     if ( button == 0 )
  97     {
  98         g_lastButton = 0 ;
  99         g_lastButtonWasFakeRight = false ;
 100     }
 101     else if ( g_lastButton == kEventMouseButtonSecondary && g_lastButtonWasFakeRight )
 102         button = g_lastButton ;
 103
 104     // Adjust the chord mask to remove the primary button and add the
 105     // secondary button.  It is possible that the secondary button is
 106     // already pressed, e.g. on a mouse connected to a laptop, but this
 107     // possibility is ignored here:
 108     if( thisButtonIsFakeRight && ( mouseChord & 1U ) )
 109         mouseChord = ((mouseChord & ~1U) | 2U);
 110
 111     if(mouseChord & 1U)
 112                 wxevent.m_leftDown = true ;
 113     if(mouseChord & 2U)
 114                 wxevent.m_rightDown = true ;
 115     if(mouseChord & 4U)
 116                 wxevent.m_middleDown = true ;
 117
 118 */
 119     // translate into wx types
 120     int eventType = [touch phase];
 121     switch (eventType)
 122     {
 123         case UITouchPhaseBegan :
 124             switch ( button )
 125             {
 126                 case 0 :
 127                     wxevent.SetEventType( clickCount > 1 ? wxEVT_LEFT_DCLICK : wxEVT_LEFT_DOWN )  ;
 128                     break ;
 129
 130                 default:
 131                     break ;
 132             }
 133             break ;
 134
 135         case UITouchPhaseEnded :
 136             switch ( button )
 137             {
 138                 case 0 :
 139                     wxevent.SetEventType( wxEVT_LEFT_UP )  ;
 140                     break ;
 141
 142                 default:
 143                     break ;
 144             }
 145             break ;
 146
 147         case UITouchPhaseMoved :
 148             wxevent.SetEventType( wxEVT_MOTION ) ;
 149             break;
 150         default :
 151             break ;
 152     }
 153 }
 154
 155 @implementation wxUIView
 156
 157 - (id) initWithFrame: (CGRect) frame
 158 {
 159     if ( self = [super initWithFrame:frame])
 160     {
 161         // additional inits
 162     }
 163     return self;
 164 }
 165
 166 - (void) dealloc
 167 {
 168     // additional deallocs
 169     [super dealloc];
 170 }
 171
 172 - (void)drawRect: (CGRect) rect
 173 {
 174     if (  )
 175     {
 176         CGContextRef context = (CGContextRef) UIGraphicsGetCurrentContext();
 177         CGContextSaveGState( context );
 178         // draw background
 179
 180         CGContextSetFillColorWithColor( context, ->GetWXPeer()->GetBackgroundColour().GetCGColor());
 181         CGContextFillRect(context, rect );
 182
 183         if ( [ self isFlipped ] == NO )
 184         {
 185             CGContextTranslateCTM( context, 0,  [self bounds].size.height );
 186             CGContextScaleCTM( context, 1, -1 );
 187         }
 188
 189         ->GetWXPeer()->MacSetCGContextRef( context );
 190
 191         ->GetWXPeer()->GetUpdateRegion() =
 192             wxRegion(rect.origin.x,rect.origin.y,rect.size.width,rect.size.height) ;
 193
 194         wxPaintEvent event;
 195         event.SetTimestamp(0); //  todo
 196         event.SetEventObject(->GetWXPeer());
 197         ->GetWXPeer()->HandleWindowEvent(event);
 198
 199         CGContextRestoreGState( context );
 200     }
 201
 202 }
 203
 204 - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
 205 {
 206     [self handleTouchEvent:touches withEvent:event];
 207 }
 208
 209 - (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event
 210 {
 211     [self handleTouchEvent:touches withEvent:event];
 212 }
 213
 214 - (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event
 215 {
 216     [self handleTouchEvent:touches withEvent:event];
 217 }
 218
 219 -(void)handleTouchEvent:(NSSet *)touches withEvent:(UIEvent *)event
 220 {
 221     CGPoint clickLocation;
 222     UITouch *touch = [touches anyObject];
 223     clickLocation = [touch locationInView:self];
 224
 225     wxMouseEvent wxevent(wxEVT_LEFT_DOWN);
 226     SetupMouseEvent( wxevent , touches, event ) ;
 227     wxevent.m_x = clickLocation.x;
 228     wxevent.m_y = clickLocation.y;
 229     wxevent.SetEventObject( ->GetWXPeer() ) ;
 230     wxevent.SetId( ->GetWXPeer()->GetId() ) ;
 231     ->GetWXPeer()->HandleWindowEvent(wxevent);
 232 }
 233
 234 - (void)setImplementation: (wxWidgetImpl *) theImplementation
 235 {
 236      = theImplementation;
 237 }
 238
 239 - (wxWidgetImpl*) implementation
 240 {
 241     return ;
 242 }
 243
 244 - (BOOL) isFlipped
 245 {
 246     return YES;
 247 }
 248
 249 - (BOOL) becomeFirstResponder
 250 {
 251     BOOL r = [super becomeFirstResponder];
 252     if ( r )
 253     {
 254     }
 255     return r;
 256 }
 257
 258 - (BOOL) resignFirstResponder
 259 {
 260     BOOL r = [super resignFirstResponder];
 261     if ( r )
 262     {
 263     }
 264     return r;
 265 }
 266
 267
 268 @end // wxUIView
 269
 270 @implementation wxUIContentView
 271
 272 @end
 273
 274 @implementation wxUIContentViewController
 275
 276 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation) interfaceOrientation
 277 {
 278     return YES;
 279 }
 280
 281 - (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation
 282 {
 283     CGRect fr = [self.view frame];
 284 //    CGRect cv = [[self.view superview] frame];
 285 //    CGRect bounds = CGRectMake( 0,0,fr.size.width, fr.size.height);
 286 //    [[self.view superview] setFrame: fr ];
 287 //    [self.view setFrame: bounds];
 288 //    [self.view setNeedsDisplayInRect:bounds];
 289 }
 290
 291 @end
 292
 293
 294 IMPLEMENT_DYNAMIC_CLASS( wxWidgetIPhoneImpl , wxWidgetImpl )
 295
 296 wxWidgetIPhoneImpl::wxWidgetIPhoneImpl( wxWindowMac* peer , WXWidget w, bool isRootControl ) :
 297     wxWidgetImpl( peer, isRootControl ), m_osxView(w)
 298 {
 299 }
 300
 301 wxWidgetIPhoneImpl::wxWidgetIPhoneImpl()
 302 {
 303 }
 304
 305 void wxWidgetIPhoneImpl::Init()
 306 {
 307     m_osxView = NULL;
 308 }
 309
 310 wxWidgetIPhoneImpl::~wxWidgetIPhoneImpl()
 311 {
 312     [m_osxView setImplementation:NULL];
 313     [m_osxView release];
 314 }
 315
 316 bool wxWidgetIPhoneImpl::IsVisible() const
 317 {
 318     // TODO Superviews
 319     return [m_osxView isHidden] == NO;
 320 }
 321
 322 void wxWidgetIPhoneImpl::SetVisibility( bool visible )
 323 {
 324     [m_osxView setHidden:(visible ? NO:YES)];
 325 }
 326
 327 void wxWidgetIPhoneImpl::Raise()
 328 {
 329     [[m_osxView superview] bringSubviewToFront:m_osxView];
 330 }
 331
 332 void wxWidgetIPhoneImpl::Lower()
 333 {
 334     [[m_osxView superview] sendSubviewToBack:m_osxView];
 335 }
 336
 337 void wxWidgetIPhoneImpl::ScrollRect( const wxRect *rect, int dx, int dy )
 338 {
 339 }
 340
 341 void wxWidgetIPhoneImpl::Move(int x, int y, int width, int height)
 342 {
 343     CGRect r = CGRectMake( x, y, width, height) ;
 344     [m_osxView setFrame:r];
 345 }
 346
 347 void wxWidgetIPhoneImpl::GetPosition( int &x, int &y ) const
 348 {
 349     CGRect r = [m_osxView frame];
 350     x = r.origin.x;
 351     y = r.origin.y;
 352 }
 353
 354 void wxWidgetIPhoneImpl::GetSize( int &width, int &height ) const
 355 {
 356     CGRect rect = [m_osxView frame];
 357     width = rect.size.width;
 358     height = rect.size.height;
 359 }
 360
 361 void wxWidgetIPhoneImpl::GetContentArea( int&left, int &top, int &width, int &height ) const
 362 {
 363     left = top = 0;
 364     GetSize( width, height );
 365 }
 366
 367 void wxWidgetIPhoneImpl::SetNeedsDisplay( const wxRect* where )
 368 {
 369     if ( where )
 370     {
 371         CGRect r = CGRectMake( where->x, where->y, where->width, where->height) ;
 372         [m_osxView setNeedsDisplayInRect:r];
 373     }
 374     else
 375         [m_osxView setNeedsDisplay];
 376 }
 377
 378 bool wxWidgetIPhoneImpl::GetNeedsDisplay() const
 379 {
 380     return false;
 381 //    return [m_osxView needsDisplay];
 382 }
 383
 384 bool wxWidgetIPhoneImpl::CanFocus() const
 385 {
 386     return [m_osxView canBecomeFirstResponder] == YES;
 387     // ? return [m_osxView isUserInteractionEnabled] == YES;
 388 }
 389
 390 bool wxWidgetIPhoneImpl::HasFocus() const
 391 {
 392     return [m_osxView isFirstResponder] == YES;
 393 }
 394
 395 bool wxWidgetIPhoneImpl::SetFocus()
 396 {
 397 //    [m_osxView makeKeyWindow] ;
 398 //  TODO
 399     return false;
 400 }
 401
 402
 403 void wxWidgetIPhoneImpl::RemoveFromParent()
 404 {
 405     [m_osxView removeFromSuperview];
 406 }
 407
 408 void wxWidgetIPhoneImpl::Embed( wxWidgetImpl *parent )
 409 {
 410     UIView* container = parent->GetWXWidget() ;
 411     wxASSERT_MSG( container != NULL , wxT("No valid mac container control") ) ;
 412     [container addSubview:m_osxView];
 413 }
 414
 415 void  wxWidgetImpl::Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to )
 416 {
 417     CGPoint p = CGPointMake( pt->x , pt->y );
 418     p = [from->GetWXWidget() convertPoint:p toView:to->GetWXWidget() ];
 419     pt->x = (int)p.x;
 420     pt->y = (int)p.y;
 421 }
 422
 423 void wxWidgetIPhoneImpl::SetBackgroundColour( const wxColour &col )
 424 {
 425     // m_osxView.backgroundColor = [[UIColor alloc] initWithCGColor:col.GetCGColor()];
 426 }
 427
 428 //
 429 // Factory methods
 430 //
 431
 432 wxWidgetImpl* wxWidgetImpl::CreateUserPane( wxWindowMac* wxpeer, const wxPoint& pos, const wxSize& size,
 433                             long style, long extraStyle)
 434 {
 435     UIView* sv = (wxpeer->GetParent()->GetHandle() );
 436
 437     CGRect r = CGRectMake( pos.x, pos.y, size.x, size.y) ;
 438     // Rect bounds = wxMacGetBoundsForControl( wxpeer, pos , size ) ;
 439     wxUIView* v = [[wxUIView alloc] initWithFrame:r];
 440     sv.clipsToBounds = YES;
 441     sv.contentMode =  UIViewContentModeRedraw;
 442     sv.clearsContextBeforeDrawing = NO;
 443     // sv.backgroundColor = [[UIColor alloc] initWithCGColor:wxpeer->GetBackgroundColour().GetCGColor()];
 444     [sv addSubview:v];
 445     wxWidgetIPhoneImpl* c = new wxWidgetIPhoneImpl( wxpeer, v );
 446     [v setImplementation:c];
 447     return c;
 448 }
 449
 450 wxWidgetImpl* wxWidgetImpl::CreateContentView( wxNonOwnedWindow* now )
 451 {
 452     UIWindow* toplevelwindow = now->GetWXWindow();
 453
 454     wxUIContentView* contentview = [[wxUIContentView alloc] initWithFrame:[toplevelwindow bounds]];
 455     contentview.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
 456     wxUIContentViewController* controller = [[wxUIContentViewController alloc] init];
 457     controller.view = contentview;
 458     /*
 459     UIInterfaceOrientation orientation = [[UIApplication sharedApplication] statusBarOrientation];
 460     // left orientation not yet implemented !
 461     if (orientation == UIInterfaceOrientationLandscapeRight )
 462     {
 463         CGAffineTransform transform = v.transform;
 464
 465         // Use the status bar frame to determine the center point of the window's content area.
 466         CGRect statusBarFrame = [[UIApplication sharedApplication] statusBarFrame];
 467         CGRect bounds = CGRectMake(0, 0, statusBarFrame.size.height, statusBarFrame.origin.x);
 468         CGPoint center = CGPointMake(bounds.size.height / 2.0, bounds.size.width / 2.0);
 469
 470         // Set the center point of the view to the center point of the window's content area.
 471         v.center = center;
 472
 473         // Rotate the view 90 degrees around its new center point.
 474         transform = CGAffineTransformRotate(transform, ( M_PI / 2.0));
 475         v.transform = transform;
 476     }
 477     */
 478     wxWidgetIPhoneImpl* impl = new wxWidgetIPhoneImpl( now, contentview, true );
 479     [contentview setImplementation:impl];
 480     [toplevelwindow addSubview:contentview];
 481     return impl;
 482 }
 483