src/mac/carbon/renderer.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/renderer.cpp
   3 // Purpose:     implementation of wxRendererNative for Mac
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     20.07.2003
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2003 Vadim Zeitlin <vadim@wxwindows.org>
   9 // License:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // for compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #ifndef WX_PRECOMP
  20     #include "wx/string.h"
  21     #include "wx/dc.h"
  22     #include "wx/bitmap.h"
  23     #include "wx/settings.h"
  24     #include "wx/dcclient.h"
  25     #include "wx/toplevel.h"
  26 #endif
  27
  28 #include "wx/renderer.h"
  29 #include "wx/mac/uma.h"
  30
  31
  32 class WXDLLEXPORT wxRendererMac : public wxDelegateRendererNative
  33 {
  34 public:
  35     // draw the header control button (used by wxListCtrl)
  36     virtual void DrawHeaderButton( wxWindow *win,
  37         wxDC& dc,
  38         const wxRect& rect,
  39         int flags = 0,
  40         wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE,
  41         wxHeaderButtonParams* params = NULL );
  42
  43     virtual int GetHeaderButtonHeight(wxWindow *win);
  44
  45     // draw the expanded/collapsed icon for a tree control item
  46     virtual void DrawTreeItemButton( wxWindow *win,
  47         wxDC& dc,
  48         const wxRect& rect,
  49         int flags = 0 );
  50
  51     // draw a (vertical) sash
  52     virtual void DrawSplitterSash( wxWindow *win,
  53         wxDC& dc,
  54         const wxSize& size,
  55         wxCoord position,
  56         wxOrientation orient,
  57         int flags = 0 );
  58
  59 private:
  60     // the tree buttons
  61     wxBitmap m_bmpTreeExpanded;
  62     wxBitmap m_bmpTreeCollapsed;
  63 };
  64
  65 // ----------------------------------------------------------------------------
  66 // Aqua arrows
  67 // ----------------------------------------------------------------------------
  68
  69 /* XPM */
  70 static const char *aqua_arrow_right_xpm[] =
  71 {
  72 // columns rows colors chars-per-pixel
  73 "13 11 4 1",
  74 "  c None",
  75 "b c #C0C0C0",
  76 "c c #707070",
  77 "d c #A0A0A0",
  78
  79 // pixels
  80 "    b        ",
  81 "    ddb      ",
  82 "    cccdb    ",
  83 "    cccccd   ",
  84 "    ccccccdb ",
  85 "    ccccccccd",
  86 "    ccccccdb ",
  87 "    cccccb   ",
  88 "    cccdb    ",
  89 "    ddb      ",
  90 "    b        "
  91 };
  92
  93 /* XPM */
  94 static const char *aqua_arrow_down_xpm[] =
  95 {
  96 // columns rows colors chars-per-pixel
  97 "13 11 4 1",
  98 "  c None",
  99 "b c #C0C0C0",
 100 "c c #707070",
 101 "d c #A0A0A0",
 102
 103 // pixels
 104 "             ",
 105 "             ",
 106 " bdcccccccdb ",
 107 "  dcccccccd  ",
 108 "  bcccccccb  ",
 109 "   dcccccd   ",
 110 "   bcccccb   ",
 111 "    bcccd    ",
 112 "     dcd     ",
 113 "     bcb     ",
 114 "      d      "
 115 };
 116
 117 // ============================================================================
 118 // implementation
 119 // ============================================================================
 120
 121 // static
 122 wxRendererNative& wxRendererNative::GetDefault()
 123 {
 124     static wxRendererMac s_rendererMac;
 125
 126     return s_rendererMac;
 127 }
 128
 129 void wxRendererMac::DrawHeaderButton( wxWindow *win,
 130     wxDC& dc,
 131     const wxRect& rect,
 132     int flags,
 133     wxHeaderSortIconType sortArrow,
 134     wxHeaderButtonParams* params )
 135 {
 136     const wxCoord x = dc.LogicalToDeviceX(rect.x /*- 1*/);
 137     const wxCoord y = dc.LogicalToDeviceY(rect.y /*- 1*/);
 138     const wxCoord w = dc.LogicalToDeviceXRel(rect.width);
 139     const wxCoord h = dc.LogicalToDeviceYRel(rect.height);
 140
 141     dc.SetBrush( *wxTRANSPARENT_BRUSH );
 142
 143     HIRect headerRect = CGRectMake( x, y, w, h );
 144     if ( !dc.IsKindOf( CLASSINFO( wxPaintDC ) ) )
 145     {
 146         Rect r =
 147         {
 148             (short) headerRect.origin.y, (short) headerRect.origin.x,
 149             (short) (headerRect.origin.y + headerRect.size.height),
 150             (short) (headerRect.origin.x + headerRect.size.width)
 151         };
 152
 153         RgnHandle updateRgn = NewRgn();
 154         RectRgn( updateRgn, &r );
 155         HIViewSetNeedsDisplayInRegion( (HIViewRef) win->GetHandle(), updateRgn, true );
 156         DisposeRgn( updateRgn );
 157     }
 158     else
 159     {
 160         CGContextRef cgContext;
 161
 162 #if wxMAC_USE_CORE_GRAPHICS
 163         cgContext = (CGContextRef) dc.GetGraphicsContext()->GetNativeContext();
 164 #else
 165         Rect bounds;
 166
 167         GetPortBounds( (CGrafPtr) dc.m_macPort, &bounds );
 168         QDBeginCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 169
 170         CGContextTranslateCTM( cgContext, 0, bounds.bottom - bounds.top );
 171         CGContextScaleCTM( cgContext, 1, -1 );
 172
 173         HIShapeReplacePathInCGContext( HIShapeCreateWithQDRgn( (RgnHandle) dc.m_macCurrentClipRgn ), cgContext );
 174         CGContextClip( cgContext );
 175         HIViewConvertRect( &headerRect, (HIViewRef) win->GetHandle(), (HIViewRef) win->MacGetTopLevelWindow()->GetHandle() );
 176 #endif
 177
 178         {
 179             HIThemeButtonDrawInfo drawInfo;
 180             HIRect labelRect;
 181
 182             memset( &drawInfo, 0, sizeof(drawInfo) );
 183             drawInfo.version = 0;
 184             drawInfo.kind = kThemeListHeaderButton;
 185             drawInfo.state = (flags & wxCONTROL_DISABLED) ? kThemeStateInactive : kThemeStateActive;
 186             drawInfo.value = (flags & wxCONTROL_SELECTED) ? kThemeButtonOn : kThemeButtonOff;
 187             drawInfo.adornment = kThemeAdornmentNone;
 188
 189             // The down arrow is drawn automatically, change it to an up arrow if needed.
 190             if ( sortArrow == wxHDR_SORT_ICON_UP )
 191                 drawInfo.adornment = kThemeAdornmentHeaderButtonSortUp;
 192
 193             HIThemeDrawButton( &headerRect, &drawInfo, cgContext, kHIThemeOrientationNormal, &labelRect );
 194
 195             // If we don't want any arrows we need to draw over the one already there
 196             if ( (flags & wxCONTROL_SELECTED) && (sortArrow == wxHDR_SORT_ICON_NONE) )
 197             {
 198                 // clip to the header rectangle
 199                 CGContextSaveGState( cgContext );
 200                 CGContextClipToRect( cgContext, headerRect );
 201                 // but draw bigger than that so the arrow will get clipped off
 202                 headerRect.size.width += 25;
 203                 HIThemeDrawButton( &headerRect, &drawInfo, cgContext, kHIThemeOrientationNormal, &labelRect );
 204                 CGContextRestoreGState( cgContext );
 205             }
 206         }
 207
 208 #if wxMAC_USE_CORE_GRAPHICS
 209 #else
 210         QDEndCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 211 #endif
 212     }
 213
 214     // Reserve room for the arrows before writing the label, and turn off the
 215     // flags we've already handled
 216     wxRect newRect(rect);
 217     if ( (flags & wxCONTROL_SELECTED) && (sortArrow != wxHDR_SORT_ICON_NONE) )
 218     {
 219         newRect.width -= 12;
 220         sortArrow = wxHDR_SORT_ICON_NONE;
 221     }
 222     flags &= ~wxCONTROL_SELECTED;
 223
 224     DrawHeaderButtonContents(win, dc, newRect, flags, sortArrow, params);
 225 }
 226
 227
 228 int wxRendererMac::GetHeaderButtonHeight(wxWindow* WXUNUSED(win))
 229 {
 230     SInt32              standardHeight;
 231     OSStatus            errStatus;
 232
 233     errStatus = GetThemeMetric( kThemeMetricListHeaderHeight, &standardHeight );
 234     if (errStatus == noErr)
 235     {
 236         return standardHeight;
 237     }
 238     return -1;
 239 }
 240
 241
 242 void wxRendererMac::DrawTreeItemButton( wxWindow *win,
 243     wxDC& dc,
 244     const wxRect& rect,
 245     int flags )
 246 {
 247     // init the buttons on demand
 248     if ( !m_bmpTreeExpanded.Ok() )
 249     {
 250         m_bmpTreeExpanded = wxBitmap(aqua_arrow_down_xpm);
 251         m_bmpTreeCollapsed = wxBitmap(aqua_arrow_right_xpm);
 252     }
 253
 254     // draw them
 255
 256     // VZ: this is the old code from treectlg.cpp which apparently doesn't work
 257     //     but I kept it here just in case it is needed -- if not, please
 258     //     remove it
 259
 260 #if 0 // def __WXMAC__
 261     wxMacPortSetter helper(&dc);
 262     wxMacWindowClipper clipper(this);
 263     wxDC::MacSetupBackgroundForCurrentPort( MacGetBackgroundBrush() );
 264
 265     int loc_x = x - 5;
 266     int loc_y = y_mid - 6;
 267     MacWindowToRootWindow( &loc_x, &loc_y );
 268     Rect bounds = { loc_y, loc_x, loc_y + 18, loc_x + 12 };
 269     ThemeButtonDrawInfo info =
 270     {
 271         kThemeStateActive,
 272         item->IsExpanded() ? kThemeDisclosureDown : kThemeDisclosureRight,
 273         kThemeAdornmentNone
 274     };
 275
 276     DrawThemeButton( &bounds, kThemeDisclosureButton, &info, NULL, NULL, NULL, NULL );
 277 #else // 1
 278     dc.DrawBitmap(
 279         flags & wxCONTROL_EXPANDED
 280         ? m_bmpTreeExpanded
 281         : m_bmpTreeCollapsed,
 282          rect.x, rect.y, true /* use mask */);
 283 #endif
 284 }
 285
 286 void wxRendererMac::DrawSplitterSash( wxWindow *win,
 287     wxDC& dc,
 288     const wxSize& size,
 289     wxCoord position,
 290     wxOrientation orient,
 291     int WXUNUSED(flags) )
 292 {
 293     bool hasMetal = win->MacGetTopLevelWindow()->MacGetMetalAppearance();
 294     SInt32 height;
 295     GetThemeMetric( kThemeMetricSmallPaneSplitterHeight, &height );
 296     HIRect splitterRect;
 297     if (orient == wxVERTICAL)
 298         splitterRect = CGRectMake( position, 0, height, size.y );
 299     else
 300         splitterRect = CGRectMake( 0, position, size.x, height );
 301
 302 #if !wxMAC_USE_CORE_GRAPHICS
 303     HIViewConvertRect(
 304         &splitterRect,
 305         (HIViewRef) win->GetHandle(),
 306         (HIViewRef) win->MacGetTopLevelWindow()->GetHandle() );
 307 #endif
 308
 309     // under compositing we should only draw when called by the OS, otherwise just issue a redraw command
 310     // strange redraw errors occur if we don't do this
 311
 312     if ( !dc.IsKindOf( CLASSINFO( wxPaintDC ) ) )
 313     {
 314         Rect r =
 315         {
 316             (short) splitterRect.origin.y,
 317             (short) splitterRect.origin.x,
 318             (short) (splitterRect.origin.y + splitterRect.size.height),
 319             (short) (splitterRect.origin.x + splitterRect.size.width)
 320         };
 321
 322         RgnHandle updateRgn = NewRgn();
 323         RectRgn( updateRgn, &r );
 324         HIViewSetNeedsDisplayInRegion( (HIViewRef) win->GetHandle(), updateRgn, true );
 325         DisposeRgn( updateRgn );
 326     }
 327     else
 328     {
 329         CGContextRef cgContext;
 330
 331 #if wxMAC_USE_CORE_GRAPHICS
 332         cgContext = (CGContextRef) dc.GetGraphicsContext()->GetNativeContext();
 333 #else
 334         Rect bounds;
 335         GetPortBounds( (CGrafPtr) dc.m_macPort, &bounds );
 336         QDBeginCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 337         CGContextTranslateCTM( cgContext, 0, bounds.bottom - bounds.top );
 338         CGContextScaleCTM( cgContext, 1, -1 );
 339 #endif
 340
 341         HIThemeSplitterDrawInfo drawInfo;
 342         drawInfo.version = 0;
 343         drawInfo.state = kThemeStateActive;
 344         drawInfo.adornment = hasMetal ? kHIThemeSplitterAdornmentMetal : kHIThemeSplitterAdornmentNone;
 345         HIThemeDrawPaneSplitter( &splitterRect, &drawInfo, cgContext, kHIThemeOrientationNormal );
 346
 347 #if wxMAC_USE_CORE_GRAPHICS
 348 #else
 349         QDEndCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 350 #endif
 351     }
 352 }