src/osx/cocoa/stattext.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/cocoa/stattext.mm
   3 // Purpose:     wxStaticText
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id: stattext.cpp 54845 2008-07-30 14:52:41Z SC $
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_STATTEXT
  15
  16 #include "wx/stattext.h"
  17
  18 #ifndef WX_PRECOMP
  19     #include "wx/app.h"
  20     #include "wx/utils.h"
  21     #include "wx/dc.h"
  22     #include "wx/dcclient.h"
  23     #include "wx/settings.h"
  24 #endif // WX_PRECOMP
  25
  26 #include "wx/osx/private.h"
  27
  28 #include <stdio.h>
  29
  30 @interface wxNSStaticTextView : NSTextView
  31 {
  32     wxWidgetCocoaImpl* impl;
  33 }
  34
  35 - (void) setImplementation:(wxWidgetCocoaImpl*) item;
  36 - (wxWidgetCocoaImpl*) implementation;
  37 @end
  38 @implementation wxNSStaticTextView
  39
  40 + (void)initialize
  41 {
  42     static BOOL initialized = NO;
  43     if (!initialized)
  44     {
  45         initialized = YES;
  46         wxOSXCocoaClassAddWXMethods( self );
  47     }
  48 }
  49
  50 - (wxWidgetCocoaImpl*) implementation
  51 {
  52     return impl;
  53 }
  54
  55 - (void) setImplementation:(wxWidgetCocoaImpl*) item
  56 {
  57     impl = item;
  58 }
  59 @end
  60
  61 class wxStaticTextCocoaImpl : public wxWidgetCocoaImpl
  62 {
  63 public:
  64     wxStaticTextCocoaImpl( wxWindowMac* peer , WXWidget w ) : wxWidgetCocoaImpl(peer, w)
  65     {
  66     }
  67
  68     virtual void SetLabel(const wxString& title, wxFontEncoding encoding)
  69     {
  70         wxNSStaticTextView* v = (wxNSStaticTextView*)GetWXWidget();
  71         wxWindow* wxpeer = GetWXPeer();
  72         [v setString: wxCFStringRef( title , wxpeer->GetFont().GetEncoding() ).AsNSString()];
  73
  74         int style = wxpeer->GetWindowStyleFlag();
  75         NSRange allText = NSMakeRange(0, title.length());
  76         if (style & wxALIGN_CENTER)
  77             [v setAlignment: NSCenterTextAlignment range: allText];
  78         else if (style & wxALIGN_RIGHT)
  79             [v setAlignment: NSRightTextAlignment range: allText];
  80     }
  81 };
  82
  83 wxSize wxStaticText::DoGetBestSize() const
  84 {
  85     Point bounds;
  86
  87 #if wxOSX_USE_ATSU_TEXT
  88     OSStatus err = noErr;
  89     wxCFStringRef str( m_label,  GetFont().GetEncoding() );
  90
  91     SInt16 baseline;
  92     if ( m_font.MacGetThemeFontID() != kThemeCurrentPortFont )
  93     {
  94         err = GetThemeTextDimensions(
  95             (!m_label.empty() ? (CFStringRef)str : CFSTR(" ")),
  96             m_font.MacGetThemeFontID(), kThemeStateActive, false, &bounds, &baseline );
  97         verify_noerr( err );
  98     }
  99     else
 100 #endif
 101     {
 102         wxClientDC dc(const_cast<wxStaticText*>(this));
 103         wxCoord width, height ;
 104         dc.GetMultiLineTextExtent( m_label , &width, &height);
 105         // FIXME: The calculations returned by this function are too small
 106         // for some strings, so we adjust manually.
 107         bounds.h = width+12;
 108         bounds.v = height+4;
 109     }
 110
 111     if ( m_label.empty() )
 112         bounds.h = 0;
 113
 114     bounds.h += MacGetLeftBorderSize() + MacGetRightBorderSize();
 115     bounds.v += MacGetTopBorderSize() + MacGetBottomBorderSize();
 116
 117     return wxSize( bounds.h, bounds.v );
 118 }
 119
 120 // for wxST_ELLIPSIZE_* support:
 121
 122 /*
 123    FIXME: UpdateLabel() should be called on size events when wxST_ELLIPSIZE_START is set
 124           to allow correct dynamic ellipsizing of the label
 125 */
 126
 127 wxWidgetImplType* wxWidgetImpl::CreateStaticText( wxWindowMac* wxpeer,
 128                                     wxWindowMac* parent,
 129                                     wxWindowID id,
 130                                     const wxString& label,
 131                                     const wxPoint& pos,
 132                                     const wxSize& size,
 133                                     long style,
 134                                     long extraStyle)
 135 {
 136     NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
 137     wxNSStaticTextView* v = [[wxNSStaticTextView alloc] initWithFrame:r];
 138
 139     [v setEditable:NO];
 140     [v setDrawsBackground:NO];
 141     [v setSelectable: NO];
 142
 143     wxWidgetCocoaImpl* c = new wxStaticTextCocoaImpl( wxpeer, v );
 144     return c;
 145 /*
 146     Rect bounds = wxMacGetBoundsForControl( wxpeer, pos, size );
 147
 148     wxMacControl* peer = new wxMacControl( wxpeer );
 149     OSStatus err = CreateStaticTextControl(
 150         MAC_WXHWND(parent->MacGetTopLevelWindowRef()),
 151         &bounds, NULL, NULL, peer->GetControlRefAddr() );
 152     verify_noerr( err );
 153
 154     if ( ( style & wxST_ELLIPSIZE_END ) || ( style & wxST_ELLIPSIZE_MIDDLE ) )
 155     {
 156         TruncCode tCode = truncEnd;
 157         if ( style & wxST_ELLIPSIZE_MIDDLE )
 158             tCode = truncMiddle;
 159
 160         err = peer->SetData( kControlStaticTextTruncTag, tCode );
 161         err = peer->SetData( kControlStaticTextIsMultilineTag, (Boolean)0 );
 162     }
 163     return peer;
 164     */
 165 }
 166
 167 #endif //if wxUSE_STATTEXT