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