src/cocoa/control.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/cocoa/control.mm
   3 // Purpose:     wxControl class
   4 // Author:      David Elliiott
   5 // Modified by:
   6 // Created:     2003/02/15
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2003 David Elliott
   9 // Licence:     wxWidgets licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #include "wx/control.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/log.h"
  18 #endif
  19
  20 #include "wx/cocoa/autorelease.h"
  21 #include "wx/cocoa/string.h"
  22 #include "wx/cocoa/trackingrectmanager.h"
  23 #include "wx/cocoa/objc/objc_uniquifying.h"
  24
  25 #import <AppKit/NSControl.h>
  26 #import <AppKit/NSCell.h>
  27 #import <Foundation/NSException.h>
  28
  29 #include <math.h>
  30
  31 @interface wxNonControlNSControl : NSControl
  32 {
  33 }
  34
  35 - (void)drawRect: (NSRect)rect;
  36 - (void)mouseDown:(NSEvent *)theEvent;
  37 - (void)mouseDragged:(NSEvent *)theEvent;
  38 - (void)mouseUp:(NSEvent *)theEvent;
  39 - (void)mouseMoved:(NSEvent *)theEvent;
  40 - (void)mouseEntered:(NSEvent *)theEvent;
  41 - (void)mouseExited:(NSEvent *)theEvent;
  42 - (void)rightMouseDown:(NSEvent *)theEvent;
  43 - (void)rightMouseDragged:(NSEvent *)theEvent;
  44 - (void)rightMouseUp:(NSEvent *)theEvent;
  45 - (void)otherMouseDown:(NSEvent *)theEvent;
  46 - (void)otherMouseDragged:(NSEvent *)theEvent;
  47 - (void)otherMouseUp:(NSEvent *)theEvent;
  48 - (void)resetCursorRects;
  49 - (void)viewDidMoveToWindow;
  50 - (void)viewWillMoveToWindow:(NSWindow *)newWindow;
  51 @end // wxNonControlNSControl
  52 WX_DECLARE_GET_OBJC_CLASS(wxNonControlNSControl,NSControl)
  53
  54 @implementation wxNonControlNSControl : NSControl
  55
  56 - (BOOL)acceptsFirstMouse:(NSEvent *)theEvent
  57 {
  58     bool acceptsFirstMouse = false;
  59     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
  60     if(!win || !win->Cocoa_acceptsFirstMouse(acceptsFirstMouse, theEvent))
  61         acceptsFirstMouse = [super acceptsFirstMouse:theEvent];
  62     return acceptsFirstMouse;
  63 }
  64
  65 - (void)drawRect: (NSRect)rect
  66 {
  67     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
  68     if( !win || !win->Cocoa_drawRect(rect) )
  69         [super drawRect:rect];
  70 }
  71
  72 - (void)mouseDown:(NSEvent *)theEvent
  73 {
  74     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
  75     if( !win || !win->Cocoa_mouseDown(theEvent) )
  76         [super mouseDown:theEvent];
  77 }
  78
  79 - (void)mouseDragged:(NSEvent *)theEvent
  80 {
  81     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
  82     if( !win || !win->Cocoa_mouseDragged(theEvent) )
  83         [super mouseDragged:theEvent];
  84 }
  85
  86 - (void)mouseUp:(NSEvent *)theEvent
  87 {
  88     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
  89     if( !win || !win->Cocoa_mouseUp(theEvent) )
  90         [super mouseUp:theEvent];
  91 }
  92
  93 - (void)mouseMoved:(NSEvent *)theEvent
  94 {
  95     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
  96     if( !win || !win->Cocoa_mouseMoved(theEvent) )
  97         [super mouseMoved:theEvent];
  98 }
  99
 100 - (void)mouseEntered:(NSEvent *)theEvent
 101 {
 102     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
 103     if( !win || !win->Cocoa_mouseEntered(theEvent) )
 104         [super mouseEntered:theEvent];
 105 }
 106
 107 - (void)mouseExited:(NSEvent *)theEvent
 108 {
 109     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
 110     if( !win || !win->Cocoa_mouseExited(theEvent) )
 111         [super mouseExited:theEvent];
 112 }
 113
 114 - (void)rightMouseDown:(NSEvent *)theEvent
 115 {
 116     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
 117     if( !win || !win->Cocoa_rightMouseDown(theEvent) )
 118         [super rightMouseDown:theEvent];
 119 }
 120
 121 - (void)rightMouseDragged:(NSEvent *)theEvent
 122 {
 123     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
 124     if( !win || !win->Cocoa_rightMouseDragged(theEvent) )
 125         [super rightMouseDragged:theEvent];
 126 }
 127
 128 - (void)rightMouseUp:(NSEvent *)theEvent
 129 {
 130     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
 131     if( !win || !win->Cocoa_rightMouseUp(theEvent) )
 132         [super rightMouseUp:theEvent];
 133 }
 134
 135 - (void)otherMouseDown:(NSEvent *)theEvent
 136 {
 137     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
 138     if( !win || !win->Cocoa_otherMouseDown(theEvent) )
 139         [super otherMouseDown:theEvent];
 140 }
 141
 142 - (void)otherMouseDragged:(NSEvent *)theEvent
 143 {
 144     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
 145     if( !win || !win->Cocoa_otherMouseDragged(theEvent) )
 146         [super otherMouseDragged:theEvent];
 147 }
 148
 149 - (void)otherMouseUp:(NSEvent *)theEvent
 150 {
 151     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
 152     if( !win || !win->Cocoa_otherMouseUp(theEvent) )
 153         [super otherMouseUp:theEvent];
 154 }
 155
 156 - (void)resetCursorRects
 157 {
 158     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
 159     if( !win || !win->Cocoa_resetCursorRects() )
 160         [super resetCursorRects];
 161 }
 162
 163 - (void)viewDidMoveToWindow
 164 {
 165     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
 166     if( !win || !win->Cocoa_viewDidMoveToWindow() )
 167         [super viewDidMoveToWindow];
 168 }
 169
 170 - (void)viewWillMoveToWindow:(NSWindow *)newWindow
 171 {
 172     wxCocoaNSView *win = wxCocoaNSView::GetFromCocoa(self);
 173     if( !win || !win->Cocoa_viewWillMoveToWindow(newWindow) )
 174         [super viewWillMoveToWindow:newWindow];
 175 }
 176
 177 @end // wxNonControlNSControl
 178 WX_IMPLEMENT_GET_OBJC_CLASS(wxNonControlNSControl,NSControl)
 179
 180 IMPLEMENT_ABSTRACT_CLASS(wxControl, wxWindow)
 181 BEGIN_EVENT_TABLE(wxControl, wxControlBase)
 182 END_EVENT_TABLE()
 183 WX_IMPLEMENT_COCOA_OWNER(wxControl,NSControl,NSView,NSView)
 184
 185 bool wxControl::Create(wxWindow *parent, wxWindowID winid,
 186             const wxPoint& pos, const wxSize& size, long style,
 187             const wxValidator& validator, const wxString& name)
 188 {
 189     wxLogTrace(wxTRACE_COCOA,wxT("Creating control with id=%d"),winid);
 190     if(!CreateControl(parent,winid,pos,size,style,validator,name))
 191         return false;
 192     wxLogTrace(wxTRACE_COCOA,wxT("Created control with id=%d"),GetId());
 193     m_cocoaNSView = NULL;
 194     SetNSControl([[WX_GET_OBJC_CLASS(wxNonControlNSControl) alloc] initWithFrame: MakeDefaultNSRect(size)]);
 195     // NOTE: YES we want to release this (to match the alloc).
 196     // DoAddChild(this) will retain us again since addSubView doesn't.
 197     [m_cocoaNSView release];
 198
 199     [GetNSControl() sizeToFit];
 200
 201     if(m_parent)
 202         m_parent->CocoaAddChild(this);
 203     SetInitialFrameRect(pos,size);
 204
 205     // Controls should have a viewable-area tracking rect by default
 206     m_visibleTrackingRectManager = new wxCocoaTrackingRectManager(this);
 207
 208     return true;
 209 }
 210
 211 wxControl::~wxControl()
 212 {
 213     DisassociateNSControl(GetNSControl());
 214 }
 215
 216 wxSize wxControl::DoGetBestSize() const
 217 {
 218     wxAutoNSAutoreleasePool pool;
 219     wxASSERT(GetNSControl());
 220     /* We can ask single-celled controls for their cell and get its size */
 221     NSCell *cell = nil;
 222     if([GetNSControl() respondsToSelector:@selector(cell)])
 223         cell = [GetNSControl() cell];
 224     if(cell)
 225     {
 226         NSSize cellSize = [cell cellSize];
 227         wxSize size((int)ceil(cellSize.width),(int)ceil(cellSize.height));
 228         wxLogTrace(wxTRACE_COCOA_Window_Size,wxT("wxControl=%p::DoGetBestSize()==(%d,%d) from NSCell"),this,size.x,size.y);
 229         return size;
 230     }
 231
 232     /* multi-celled control? size to fit, get the size, then set it back */
 233     if([GetNSControl() respondsToSelector:@selector(sizeToFit)])
 234     {
 235         NSRect storedRect = [m_cocoaNSView frame];
 236         [GetNSControl() sizeToFit];
 237         NSRect cocoaRect = [m_cocoaNSView frame];
 238         wxSize size((int)ceil(cocoaRect.size.width),(int)ceil(cocoaRect.size.height));
 239         [m_cocoaNSView setFrame: storedRect];
 240         wxLogTrace(wxTRACE_COCOA_Window_Size,wxT("wxControl=%p::DoGetBestSize()==(%d,%d) from sizeToFit"),this,size.x,size.y);
 241         return size;
 242     }
 243     // Cocoa can't tell us the size, probably not an NSControl.
 244     wxLogDebug(wxT("Class %s (or superclass still below wxControl) should implement DoGetBestSize()"),GetClassInfo()->GetClassName());
 245     return wxControlBase::DoGetBestSize();
 246 }
 247
 248 bool wxControl::ProcessCommand(wxCommandEvent& event)
 249 {
 250     return GetEventHandler()->ProcessEvent(event);
 251 }
 252
 253 void wxControl::CocoaSetEnabled(bool enable)
 254 {
 255     [GetNSControl() setEnabled: enable];
 256 }
 257
 258 /*static*/ void wxControl::CocoaSetLabelForObject(const wxString& label, struct objc_object *aView)
 259 {
 260     [aView setTitle:wxNSStringWithWxString(GetLabelText(label))];
 261 }
 262