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         wxHeaderButtonParams* params = NULL );
  41
  42     virtual int GetHeaderButtonHeight(wxWindow *win);
  43
  44     // draw the expanded/collapsed icon for a tree control item
  45     virtual void DrawTreeItemButton( wxWindow *win,
  46         wxDC& dc,
  47         const wxRect& rect,
  48         int flags = 0 );
  49
  50     // draw a (vertical) sash
  51     virtual void DrawSplitterSash( wxWindow *win,
  52         wxDC& dc,
  53         const wxSize& size,
  54         wxCoord position,
  55         wxOrientation orient,
  56         int flags = 0 );
  57
  58 private:
  59     // the tree buttons
  60     wxBitmap m_bmpTreeExpanded;
  61     wxBitmap m_bmpTreeCollapsed;
  62 };
  63
  64 // ----------------------------------------------------------------------------
  65 // Aqua arrows
  66 // ----------------------------------------------------------------------------
  67
  68 /* XPM */
  69 static const char *aqua_arrow_right_xpm[] =
  70 {
  71 // columns rows colors chars-per-pixel
  72 "13 11 4 1",
  73 "  c None",
  74 "b c #C0C0C0",
  75 "c c #707070",
  76 "d c #A0A0A0",
  77
  78 // pixels
  79 "    b        ",
  80 "    ddb      ",
  81 "    cccdb    ",
  82 "    cccccd   ",
  83 "    ccccccdb ",
  84 "    ccccccccd",
  85 "    ccccccdb ",
  86 "    cccccb   ",
  87 "    cccdb    ",
  88 "    ddb      ",
  89 "    b        "
  90 };
  91
  92 /* XPM */
  93 static const char *aqua_arrow_down_xpm[] =
  94 {
  95 // columns rows colors chars-per-pixel
  96 "13 11 4 1",
  97 "  c None",
  98 "b c #C0C0C0",
  99 "c c #707070",
 100 "d c #A0A0A0",
 101
 102 // pixels
 103 "             ",
 104 "             ",
 105 " bdcccccccdb ",
 106 "  dcccccccd  ",
 107 "  bcccccccb  ",
 108 "   dcccccd   ",
 109 "   bcccccb   ",
 110 "    bcccd    ",
 111 "     dcd     ",
 112 "     bcb     ",
 113 "      d      "
 114 };
 115
 116 // ============================================================================
 117 // implementation
 118 // ============================================================================
 119
 120 // static
 121 wxRendererNative& wxRendererNative::GetDefault()
 122 {
 123     static wxRendererMac s_rendererMac;
 124
 125     return s_rendererMac;
 126 }
 127
 128 void wxRendererMac::DrawHeaderButton( wxWindow *win,
 129     wxDC& dc,
 130     const wxRect& rect,
 131     int flags,
 132     wxHeaderButtonParams* params )
 133 {
 134     const wxCoord x = dc.XLOG2DEV(rect.x /*- 1*/);
 135     const wxCoord y = dc.YLOG2DEV(rect.y /*- 1*/);
 136     const wxCoord w = dc.XLOG2DEVREL(rect.width);
 137     const wxCoord h = dc.YLOG2DEVREL(rect.height);
 138
 139     dc.SetBrush( *wxTRANSPARENT_BRUSH );
 140
 141     HIRect headerRect = CGRectMake( x, y, w, h );
 142     if ( !dc.IsKindOf( CLASSINFO( wxPaintDC ) ) )
 143     {
 144         Rect r =
 145         {
 146             (short) headerRect.origin.y, (short) headerRect.origin.x,
 147             (short) (headerRect.origin.y + headerRect.size.height),
 148             (short) (headerRect.origin.x + headerRect.size.width)
 149         };
 150
 151         RgnHandle updateRgn = NewRgn();
 152         RectRgn( updateRgn, &r );
 153         HIViewSetNeedsDisplayInRegion( (HIViewRef) win->GetHandle(), updateRgn, true );
 154         DisposeRgn( updateRgn );
 155     }
 156     else
 157     {
 158         CGContextRef cgContext;
 159
 160 #if wxMAC_USE_CORE_GRAPHICS
 161         cgContext = ((wxMacCGContext*)(dc.GetGraphicContext()))->GetNativeContext();
 162 #else
 163         Rect bounds;
 164
 165         GetPortBounds( (CGrafPtr) dc.m_macPort, &bounds );
 166         QDBeginCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 167
 168         CGContextTranslateCTM( cgContext, 0, bounds.bottom - bounds.top );
 169         CGContextScaleCTM( cgContext, 1, -1 );
 170
 171         HIShapeReplacePathInCGContext( HIShapeCreateWithQDRgn( (RgnHandle) dc.m_macCurrentClipRgn ), cgContext );
 172         CGContextClip( cgContext );
 173         HIViewConvertRect( &headerRect, (HIViewRef) win->GetHandle(), (HIViewRef) win->MacGetTopLevelWindow()->GetHandle() );
 174 #endif
 175
 176         {
 177             HIThemeButtonDrawInfo drawInfo;
 178             HIRect labelRect;
 179
 180             memset( &drawInfo, 0, sizeof(drawInfo) );
 181             drawInfo.version = 0;
 182             drawInfo.kind = kThemeListHeaderButton;
 183             drawInfo.state = (flags & wxCONTROL_DISABLED) ? kThemeStateInactive : kThemeStateActive;
 184             drawInfo.value = (flags & wxCONTROL_SELECTED) ? kThemeButtonOn : kThemeButtonOff;
 185             drawInfo.adornment = kThemeAdornmentNone;
 186
 187             // The down arrow is drawn automatically, change it to an up arrow if needed.
 188             if ( flags & wxCONTROL_UPICON )
 189                 drawInfo.adornment = kThemeAdornmentHeaderButtonSortUp;
 190
 191             HIThemeDrawButton( &headerRect, &drawInfo, cgContext, kHIThemeOrientationNormal, &labelRect );
 192
 193             // If we don't want any arrows we need to draw over the one already there
 194             if ( (flags & wxCONTROL_SELECTED) && !(flags & (wxCONTROL_UPICON|wxCONTROL_DOWNICON)) )
 195             {
 196                 // clip to the header rectangle
 197                 CGContextSaveGState( cgContext );
 198                 CGContextClipToRect( cgContext, headerRect );
 199                 // but draw bigger than that so the arrow will get clipped off
 200                 headerRect.size.width += 25;
 201                 HIThemeDrawButton( &headerRect, &drawInfo, cgContext, kHIThemeOrientationNormal, &labelRect );
 202                 CGContextRestoreGState( cgContext );
 203             }
 204         }
 205
 206 #if wxMAC_USE_CORE_GRAPHICS
 207 #else
 208         QDEndCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 209 #endif
 210     }
 211
 212     // Reserve room for the arrows before writing the label, and turn off the
 213     // flags we've already handled
 214     wxRect newRect(rect);
 215     if ( (flags & wxCONTROL_SELECTED) && (flags & (wxCONTROL_UPICON|wxCONTROL_DOWNICON)) )
 216     {
 217         newRect.width -= 12;
 218     }
 219     flags &= ~(wxCONTROL_SELECTED | wxCONTROL_UPICON | wxCONTROL_DOWNICON);
 220
 221     DrawHeaderButtonContents(win, dc, newRect, flags, params);
 222 }
 223
 224
 225 int wxRendererMac::GetHeaderButtonHeight(wxWindow* WXUNUSED(win))
 226 {
 227     SInt32              standardHeight;
 228     OSStatus            errStatus;
 229
 230     errStatus = GetThemeMetric( kThemeMetricListHeaderHeight, &standardHeight );
 231     if (errStatus == noErr)
 232     {
 233         return standardHeight;
 234     }
 235     return -1;
 236 }
 237
 238
 239 void wxRendererMac::DrawTreeItemButton( wxWindow *win,
 240     wxDC& dc,
 241     const wxRect& rect,
 242     int flags )
 243 {
 244     // init the buttons on demand
 245     if ( !m_bmpTreeExpanded.Ok() )
 246     {
 247         m_bmpTreeExpanded = wxBitmap(aqua_arrow_down_xpm);
 248         m_bmpTreeCollapsed = wxBitmap(aqua_arrow_right_xpm);
 249     }
 250
 251     // draw them
 252
 253     // VZ: this is the old code from treectlg.cpp which apparently doesn't work
 254     //     but I kept it here just in case it is needed -- if not, please
 255     //     remove it
 256
 257 #if 0 // def __WXMAC__
 258     wxMacPortSetter helper(&dc);
 259     wxMacWindowClipper clipper(this);
 260     wxDC::MacSetupBackgroundForCurrentPort( MacGetBackgroundBrush() );
 261
 262     int loc_x = x - 5;
 263     int loc_y = y_mid - 6;
 264     MacWindowToRootWindow( &loc_x, &loc_y );
 265     Rect bounds = { loc_y, loc_x, loc_y + 18, loc_x + 12 };
 266     ThemeButtonDrawInfo info =
 267     {
 268         kThemeStateActive,
 269         item->IsExpanded() ? kThemeDisclosureDown : kThemeDisclosureRight,
 270         kThemeAdornmentNone
 271     };
 272
 273     DrawThemeButton( &bounds, kThemeDisclosureButton, &info, NULL, NULL, NULL, NULL );
 274 #else // 1
 275     dc.DrawBitmap(
 276         flags & wxCONTROL_EXPANDED
 277         ? m_bmpTreeExpanded
 278         : m_bmpTreeCollapsed,
 279          rect.x, rect.y, true /* use mask */);
 280 #endif
 281 }
 282
 283 void wxRendererMac::DrawSplitterSash( wxWindow *win,
 284     wxDC& dc,
 285     const wxSize& size,
 286     wxCoord position,
 287     wxOrientation orient,
 288     int WXUNUSED(flags) )
 289 {
 290     bool hasMetal = win->MacGetTopLevelWindow()->MacGetMetalAppearance();
 291     SInt32 height;
 292     GetThemeMetric( kThemeMetricSmallPaneSplitterHeight, &height );
 293     HIRect splitterRect;
 294     if (orient == wxVERTICAL)
 295         splitterRect = CGRectMake( position, 0, height, size.y );
 296     else
 297         splitterRect = CGRectMake( 0, position, size.x, height );
 298
 299 #if !wxMAC_USE_CORE_GRAPHICS
 300     HIViewConvertRect(
 301         &splitterRect,
 302         (HIViewRef) win->GetHandle(),
 303         (HIViewRef) win->MacGetTopLevelWindow()->GetHandle() );
 304 #endif
 305
 306     // under compositing we should only draw when called by the OS, otherwise just issue a redraw command
 307     // strange redraw errors occur if we don't do this
 308
 309     if ( !dc.IsKindOf( CLASSINFO( wxPaintDC ) ) )
 310     {
 311         Rect r =
 312         {
 313             (short) splitterRect.origin.y,
 314             (short) splitterRect.origin.x,
 315             (short) (splitterRect.origin.y + splitterRect.size.height),
 316             (short) (splitterRect.origin.x + splitterRect.size.width)
 317         };
 318
 319         RgnHandle updateRgn = NewRgn();
 320         RectRgn( updateRgn, &r );
 321         HIViewSetNeedsDisplayInRegion( (HIViewRef) win->GetHandle(), updateRgn, true );
 322         DisposeRgn( updateRgn );
 323     }
 324     else
 325     {
 326         CGContextRef cgContext;
 327
 328 #if wxMAC_USE_CORE_GRAPHICS
 329         cgContext = ((wxMacCGContext*)(dc.GetGraphicContext()))->GetNativeContext();
 330 #else
 331         Rect bounds;
 332         GetPortBounds( (CGrafPtr) dc.m_macPort, &bounds );
 333         QDBeginCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 334         CGContextTranslateCTM( cgContext, 0, bounds.bottom - bounds.top );
 335         CGContextScaleCTM( cgContext, 1, -1 );
 336 #endif
 337
 338         HIThemeSplitterDrawInfo drawInfo;
 339         drawInfo.version = 0;
 340         drawInfo.state = kThemeStateActive;
 341         drawInfo.adornment = hasMetal ? kHIThemeSplitterAdornmentMetal : kHIThemeSplitterAdornmentNone;
 342         HIThemeDrawPaneSplitter( &splitterRect, &drawInfo, cgContext, kHIThemeOrientationNormal );
 343
 344 #if wxMAC_USE_CORE_GRAPHICS
 345 #else
 346         QDEndCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 347 #endif
 348     }
 349 }