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/graphics.h"
  30 #include "wx/mac/uma.h"
  31
  32
  33 class WXDLLEXPORT wxRendererMac : public wxDelegateRendererNative
  34 {
  35 public:
  36     // draw the header control button (used by wxListCtrl)
  37     virtual void DrawHeaderButton( wxWindow *win,
  38         wxDC& dc,
  39         const wxRect& rect,
  40         int flags = 0,
  41         wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE,
  42         wxHeaderButtonParams* params = NULL );
  43
  44     virtual int GetHeaderButtonHeight(wxWindow *win);
  45
  46     // draw the expanded/collapsed icon for a tree control item
  47     virtual void DrawTreeItemButton( wxWindow *win,
  48         wxDC& dc,
  49         const wxRect& rect,
  50         int flags = 0 );
  51
  52     // draw a (vertical) sash
  53     virtual void DrawSplitterSash( wxWindow *win,
  54         wxDC& dc,
  55         const wxSize& size,
  56         wxCoord position,
  57         wxOrientation orient,
  58         int flags = 0 );
  59
  60 private:
  61     // the tree buttons
  62     wxBitmap m_bmpTreeExpanded;
  63     wxBitmap m_bmpTreeCollapsed;
  64 };
  65
  66 // ----------------------------------------------------------------------------
  67 // Aqua arrows
  68 // ----------------------------------------------------------------------------
  69
  70 /* XPM */
  71 static const char *aqua_arrow_right_xpm[] =
  72 {
  73 // columns rows colors chars-per-pixel
  74 "13 11 4 1",
  75 "  c None",
  76 "b c #C0C0C0",
  77 "c c #707070",
  78 "d c #A0A0A0",
  79
  80 // pixels
  81 "    b        ",
  82 "    ddb      ",
  83 "    cccdb    ",
  84 "    cccccd   ",
  85 "    ccccccdb ",
  86 "    ccccccccd",
  87 "    ccccccdb ",
  88 "    cccccb   ",
  89 "    cccdb    ",
  90 "    ddb      ",
  91 "    b        "
  92 };
  93
  94 /* XPM */
  95 static const char *aqua_arrow_down_xpm[] =
  96 {
  97 // columns rows colors chars-per-pixel
  98 "13 11 4 1",
  99 "  c None",
 100 "b c #C0C0C0",
 101 "c c #707070",
 102 "d c #A0A0A0",
 103
 104 // pixels
 105 "             ",
 106 "             ",
 107 " bdcccccccdb ",
 108 "  dcccccccd  ",
 109 "  bcccccccb  ",
 110 "   dcccccd   ",
 111 "   bcccccb   ",
 112 "    bcccd    ",
 113 "     dcd     ",
 114 "     bcb     ",
 115 "      d      "
 116 };
 117
 118 // ============================================================================
 119 // implementation
 120 // ============================================================================
 121
 122 // static
 123 wxRendererNative& wxRendererNative::GetDefault()
 124 {
 125     static wxRendererMac s_rendererMac;
 126
 127     return s_rendererMac;
 128 }
 129
 130 void wxRendererMac::DrawHeaderButton( wxWindow *win,
 131     wxDC& dc,
 132     const wxRect& rect,
 133     int flags,
 134     wxHeaderSortIconType sortArrow,
 135     wxHeaderButtonParams* params )
 136 {
 137     const wxCoord x = dc.LogicalToDeviceX(rect.x /*- 1*/);
 138     const wxCoord y = dc.LogicalToDeviceY(rect.y /*- 1*/);
 139     const wxCoord w = dc.LogicalToDeviceXRel(rect.width);
 140     const wxCoord h = dc.LogicalToDeviceYRel(rect.height);
 141
 142     dc.SetBrush( *wxTRANSPARENT_BRUSH );
 143
 144     HIRect headerRect = CGRectMake( x, y, w, h );
 145     if ( !dc.IsKindOf( CLASSINFO( wxPaintDC ) ) )
 146     {
 147         Rect r =
 148         {
 149             (short) headerRect.origin.y, (short) headerRect.origin.x,
 150             (short) (headerRect.origin.y + headerRect.size.height),
 151             (short) (headerRect.origin.x + headerRect.size.width)
 152         };
 153
 154         RgnHandle updateRgn = NewRgn();
 155         RectRgn( updateRgn, &r );
 156         HIViewSetNeedsDisplayInRegion( (HIViewRef) win->GetHandle(), updateRgn, true );
 157         DisposeRgn( updateRgn );
 158     }
 159     else
 160     {
 161         CGContextRef cgContext;
 162
 163 #if wxMAC_USE_CORE_GRAPHICS
 164         cgContext = (CGContextRef) dc.GetGraphicsContext()->GetNativeContext();
 165 #else
 166         Rect bounds;
 167
 168         GetPortBounds( (CGrafPtr) dc.m_macPort, &bounds );
 169         QDBeginCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 170
 171         CGContextTranslateCTM( cgContext, 0, bounds.bottom - bounds.top );
 172         CGContextScaleCTM( cgContext, 1, -1 );
 173
 174         HIShapeReplacePathInCGContext( HIShapeCreateWithQDRgn( (RgnHandle) dc.m_macCurrentClipRgn ), cgContext );
 175         CGContextClip( cgContext );
 176         HIViewConvertRect( &headerRect, (HIViewRef) win->GetHandle(), (HIViewRef) win->MacGetTopLevelWindow()->GetHandle() );
 177 #endif
 178
 179         {
 180             HIThemeButtonDrawInfo drawInfo;
 181             HIRect labelRect;
 182
 183             memset( &drawInfo, 0, sizeof(drawInfo) );
 184             drawInfo.version = 0;
 185             drawInfo.kind = kThemeListHeaderButton;
 186             drawInfo.state = (flags & wxCONTROL_DISABLED) ? kThemeStateInactive : kThemeStateActive;
 187             drawInfo.value = (flags & wxCONTROL_SELECTED) ? kThemeButtonOn : kThemeButtonOff;
 188             drawInfo.adornment = kThemeAdornmentNone;
 189
 190             // The down arrow is drawn automatically, change it to an up arrow if needed.
 191             if ( sortArrow == wxHDR_SORT_ICON_UP )
 192                 drawInfo.adornment = kThemeAdornmentHeaderButtonSortUp;
 193
 194             HIThemeDrawButton( &headerRect, &drawInfo, cgContext, kHIThemeOrientationNormal, &labelRect );
 195
 196             // If we don't want any arrows we need to draw over the one already there
 197             if ( (flags & wxCONTROL_SELECTED) && (sortArrow == wxHDR_SORT_ICON_NONE) )
 198             {
 199                 // clip to the header rectangle
 200                 CGContextSaveGState( cgContext );
 201                 CGContextClipToRect( cgContext, headerRect );
 202                 // but draw bigger than that so the arrow will get clipped off
 203                 headerRect.size.width += 25;
 204                 HIThemeDrawButton( &headerRect, &drawInfo, cgContext, kHIThemeOrientationNormal, &labelRect );
 205                 CGContextRestoreGState( cgContext );
 206             }
 207         }
 208
 209 #if wxMAC_USE_CORE_GRAPHICS
 210 #else
 211         QDEndCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 212 #endif
 213     }
 214
 215     // Reserve room for the arrows before writing the label, and turn off the
 216     // flags we've already handled
 217     wxRect newRect(rect);
 218     if ( (flags & wxCONTROL_SELECTED) && (sortArrow != wxHDR_SORT_ICON_NONE) )
 219     {
 220         newRect.width -= 12;
 221         sortArrow = wxHDR_SORT_ICON_NONE;
 222     }
 223     flags &= ~wxCONTROL_SELECTED;
 224
 225     DrawHeaderButtonContents(win, dc, newRect, flags, sortArrow, params);
 226 }
 227
 228
 229 int wxRendererMac::GetHeaderButtonHeight(wxWindow* WXUNUSED(win))
 230 {
 231     SInt32              standardHeight;
 232     OSStatus            errStatus;
 233
 234     errStatus = GetThemeMetric( kThemeMetricListHeaderHeight, &standardHeight );
 235     if (errStatus == noErr)
 236     {
 237         return standardHeight;
 238     }
 239     return -1;
 240 }
 241
 242
 243 void wxRendererMac::DrawTreeItemButton( wxWindow *win,
 244     wxDC& dc,
 245     const wxRect& rect,
 246     int flags )
 247 {
 248     // init the buttons on demand
 249     if ( !m_bmpTreeExpanded.Ok() )
 250     {
 251         m_bmpTreeExpanded = wxBitmap(aqua_arrow_down_xpm);
 252         m_bmpTreeCollapsed = wxBitmap(aqua_arrow_right_xpm);
 253     }
 254
 255     // draw them
 256
 257     // VZ: this is the old code from treectlg.cpp which apparently doesn't work
 258     //     but I kept it here just in case it is needed -- if not, please
 259     //     remove it
 260
 261 #if 0 // def __WXMAC__
 262     wxMacPortSetter helper(&dc);
 263     wxMacWindowClipper clipper(this);
 264     wxDC::MacSetupBackgroundForCurrentPort( MacGetBackgroundBrush() );
 265
 266     int loc_x = x - 5;
 267     int loc_y = y_mid - 6;
 268     MacWindowToRootWindow( &loc_x, &loc_y );
 269     Rect bounds = { loc_y, loc_x, loc_y + 18, loc_x + 12 };
 270     ThemeButtonDrawInfo info =
 271     {
 272         kThemeStateActive,
 273         item->IsExpanded() ? kThemeDisclosureDown : kThemeDisclosureRight,
 274         kThemeAdornmentNone
 275     };
 276
 277     DrawThemeButton( &bounds, kThemeDisclosureButton, &info, NULL, NULL, NULL, NULL );
 278 #else // 1
 279     dc.DrawBitmap(
 280         flags & wxCONTROL_EXPANDED
 281         ? m_bmpTreeExpanded
 282         : m_bmpTreeCollapsed,
 283          rect.x, rect.y, true /* use mask */);
 284 #endif
 285 }
 286
 287 void wxRendererMac::DrawSplitterSash( wxWindow *win,
 288     wxDC& dc,
 289     const wxSize& size,
 290     wxCoord position,
 291     wxOrientation orient,
 292     int WXUNUSED(flags) )
 293 {
 294     bool hasMetal = win->MacGetTopLevelWindow()->MacGetMetalAppearance();
 295     SInt32 height;
 296     GetThemeMetric( kThemeMetricSmallPaneSplitterHeight, &height );
 297     HIRect splitterRect;
 298     if (orient == wxVERTICAL)
 299         splitterRect = CGRectMake( position, 0, height, size.y );
 300     else
 301         splitterRect = CGRectMake( 0, position, size.x, height );
 302
 303 #if !wxMAC_USE_CORE_GRAPHICS
 304     HIViewConvertRect(
 305         &splitterRect,
 306         (HIViewRef) win->GetHandle(),
 307         (HIViewRef) win->MacGetTopLevelWindow()->GetHandle() );
 308 #endif
 309
 310     // under compositing we should only draw when called by the OS, otherwise just issue a redraw command
 311     // strange redraw errors occur if we don't do this
 312
 313     if ( !dc.IsKindOf( CLASSINFO( wxPaintDC ) ) )
 314     {
 315         Rect r =
 316         {
 317             (short) splitterRect.origin.y,
 318             (short) splitterRect.origin.x,
 319             (short) (splitterRect.origin.y + splitterRect.size.height),
 320             (short) (splitterRect.origin.x + splitterRect.size.width)
 321         };
 322
 323         RgnHandle updateRgn = NewRgn();
 324         RectRgn( updateRgn, &r );
 325         HIViewSetNeedsDisplayInRegion( (HIViewRef) win->GetHandle(), updateRgn, true );
 326         DisposeRgn( updateRgn );
 327     }
 328     else
 329     {
 330         CGContextRef cgContext;
 331
 332 #if wxMAC_USE_CORE_GRAPHICS
 333         cgContext = (CGContextRef) dc.GetGraphicsContext()->GetNativeContext();
 334 #else
 335         Rect bounds;
 336         GetPortBounds( (CGrafPtr) dc.m_macPort, &bounds );
 337         QDBeginCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 338         CGContextTranslateCTM( cgContext, 0, bounds.bottom - bounds.top );
 339         CGContextScaleCTM( cgContext, 1, -1 );
 340 #endif
 341
 342         HIThemeSplitterDrawInfo drawInfo;
 343         drawInfo.version = 0;
 344         drawInfo.state = kThemeStateActive;
 345         drawInfo.adornment = hasMetal ? kHIThemeSplitterAdornmentMetal : kHIThemeSplitterAdornmentNone;
 346         HIThemeDrawPaneSplitter( &splitterRect, &drawInfo, cgContext, kHIThemeOrientationNormal );
 347
 348 #if wxMAC_USE_CORE_GRAPHICS
 349 #else
 350         QDEndCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 351 #endif
 352     }
 353 }