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 int 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     virtual void DrawComboBoxDropButton(wxWindow *win,
  61                                         wxDC& dc,
  62                                         const wxRect& rect,
  63                                         int flags = 0);
  64
  65     virtual void DrawPushButton(wxWindow *win,
  66                                 wxDC& dc,
  67                                 const wxRect& rect,
  68                                 int flags = 0);
  69
  70     virtual void DrawItemSelectionRect(wxWindow *win,
  71                                        wxDC& dc,
  72                                        const wxRect& rect,
  73                                        int flags = 0);
  74
  75 private:
  76     void DrawMacThemeButton(wxWindow *win,
  77                             wxDC& dc,
  78                             const wxRect& rect,
  79                             int flags,
  80                             int kind,
  81                             int adornment);
  82
  83     // the tree buttons
  84     wxBitmap m_bmpTreeExpanded;
  85     wxBitmap m_bmpTreeCollapsed;
  86 };
  87
  88 // ============================================================================
  89 // implementation
  90 // ============================================================================
  91
  92 // static
  93 wxRendererNative& wxRendererNative::GetDefault()
  94 {
  95     static wxRendererMac s_rendererMac;
  96
  97     return s_rendererMac;
  98 }
  99
 100 int wxRendererMac::DrawHeaderButton( wxWindow *win,
 101     wxDC& dc,
 102     const wxRect& rect,
 103     int flags,
 104     wxHeaderSortIconType sortArrow,
 105     wxHeaderButtonParams* params )
 106 {
 107 #if !wxMAC_USE_CORE_GRAPHICS
 108     const wxCoord x = dc.LogicalToDeviceX(rect.x);
 109     const wxCoord y = dc.LogicalToDeviceY(rect.y);
 110     const wxCoord w = dc.LogicalToDeviceXRel(rect.width);
 111     const wxCoord h = dc.LogicalToDeviceYRel(rect.height);
 112 #else
 113     // now the wxGCDC is using native transformations
 114     const wxCoord x = rect.x;
 115     const wxCoord y = rect.y;
 116     const wxCoord w = rect.width;
 117     const wxCoord h = rect.height;
 118 #endif
 119
 120     dc.SetBrush( *wxTRANSPARENT_BRUSH );
 121
 122     HIRect headerRect = CGRectMake( x, y, w, h );
 123     if ( !dc.IsKindOf( CLASSINFO( wxPaintDC ) ) )
 124     {
 125         Rect r =
 126         {
 127             (short) headerRect.origin.y, (short) headerRect.origin.x,
 128             (short) (headerRect.origin.y + headerRect.size.height),
 129             (short) (headerRect.origin.x + headerRect.size.width)
 130         };
 131
 132         RgnHandle updateRgn = NewRgn();
 133         RectRgn( updateRgn, &r );
 134         HIViewSetNeedsDisplayInRegion( (HIViewRef) win->GetHandle(), updateRgn, true );
 135         DisposeRgn( updateRgn );
 136     }
 137     else
 138     {
 139         CGContextRef cgContext;
 140
 141 #if wxMAC_USE_CORE_GRAPHICS
 142         cgContext = (CGContextRef) dc.GetGraphicsContext()->GetNativeContext();
 143 #else
 144         Rect bounds;
 145
 146         GetPortBounds( (CGrafPtr) dc.m_macPort, &bounds );
 147         QDBeginCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 148
 149         CGContextTranslateCTM( cgContext, 0, bounds.bottom - bounds.top );
 150         CGContextScaleCTM( cgContext, 1, -1 );
 151
 152         HIShapeReplacePathInCGContext( HIShapeCreateWithQDRgn( (RgnHandle) dc.m_macCurrentClipRgn ), cgContext );
 153         CGContextClip( cgContext );
 154         HIViewConvertRect( &headerRect, (HIViewRef) win->GetHandle(), (HIViewRef) win->MacGetTopLevelWindow()->GetHandle() );
 155 #endif
 156
 157         {
 158             HIThemeButtonDrawInfo drawInfo;
 159             HIRect labelRect;
 160
 161             memset( &drawInfo, 0, sizeof(drawInfo) );
 162             drawInfo.version = 0;
 163             drawInfo.kind = kThemeListHeaderButton;
 164             drawInfo.state = (flags & wxCONTROL_DISABLED) ? kThemeStateInactive : kThemeStateActive;
 165             drawInfo.value = (flags & wxCONTROL_SELECTED) ? kThemeButtonOn : kThemeButtonOff;
 166             drawInfo.adornment = kThemeAdornmentNone;
 167
 168             // The down arrow is drawn automatically, change it to an up arrow if needed.
 169             if ( sortArrow == wxHDR_SORT_ICON_UP )
 170                 drawInfo.adornment = kThemeAdornmentHeaderButtonSortUp;
 171
 172             HIThemeDrawButton( &headerRect, &drawInfo, cgContext, kHIThemeOrientationNormal, &labelRect );
 173
 174             // If we don't want any arrows we need to draw over the one already there
 175             if ( (flags & wxCONTROL_SELECTED) && (sortArrow == wxHDR_SORT_ICON_NONE) )
 176             {
 177                 // clip to the header rectangle
 178                 CGContextSaveGState( cgContext );
 179                 CGContextClipToRect( cgContext, headerRect );
 180                 // but draw bigger than that so the arrow will get clipped off
 181                 headerRect.size.width += 25;
 182                 HIThemeDrawButton( &headerRect, &drawInfo, cgContext, kHIThemeOrientationNormal, &labelRect );
 183                 CGContextRestoreGState( cgContext );
 184             }
 185         }
 186
 187 #if wxMAC_USE_CORE_GRAPHICS
 188 #else
 189         QDEndCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 190 #endif
 191     }
 192
 193     // Reserve room for the arrows before writing the label, and turn off the
 194     // flags we've already handled
 195     wxRect newRect(rect);
 196     if ( (flags & wxCONTROL_SELECTED) && (sortArrow != wxHDR_SORT_ICON_NONE) )
 197     {
 198         newRect.width -= 12;
 199         sortArrow = wxHDR_SORT_ICON_NONE;
 200     }
 201     flags &= ~wxCONTROL_SELECTED;
 202
 203     return DrawHeaderButtonContents(win, dc, newRect, flags, sortArrow, params);
 204 }
 205
 206
 207 int wxRendererMac::GetHeaderButtonHeight(wxWindow* WXUNUSED(win))
 208 {
 209     SInt32              standardHeight;
 210     OSStatus            errStatus;
 211
 212     errStatus = GetThemeMetric( kThemeMetricListHeaderHeight, &standardHeight );
 213     if (errStatus == noErr)
 214     {
 215         return standardHeight;
 216     }
 217     return -1;
 218 }
 219
 220 void wxRendererMac::DrawTreeItemButton( wxWindow *win,
 221     wxDC& dc,
 222     const wxRect& rect,
 223     int flags )
 224 {
 225 #if !wxMAC_USE_CORE_GRAPHICS
 226     const wxCoord x = dc.LogicalToDeviceX(rect.x);
 227     const wxCoord y = dc.LogicalToDeviceY(rect.y);
 228     const wxCoord w = dc.LogicalToDeviceXRel(rect.width);
 229     const wxCoord h = dc.LogicalToDeviceYRel(rect.height);
 230 #else
 231     // now the wxGCDC is using native transformations
 232     const wxCoord x = rect.x;
 233     const wxCoord y = rect.y;
 234     const wxCoord w = rect.width;
 235     const wxCoord h = rect.height;
 236 #endif
 237
 238     dc.SetBrush( *wxTRANSPARENT_BRUSH );
 239
 240     HIRect headerRect = CGRectMake( x, y, w, h );
 241     if ( !dc.IsKindOf( CLASSINFO( wxPaintDC ) ) )
 242     {
 243         Rect r =
 244     {
 245             (short) headerRect.origin.y, (short) headerRect.origin.x,
 246             (short) (headerRect.origin.y + headerRect.size.height),
 247             (short) (headerRect.origin.x + headerRect.size.width)
 248         };
 249
 250         RgnHandle updateRgn = NewRgn();
 251         RectRgn( updateRgn, &r );
 252         HIViewSetNeedsDisplayInRegion( (HIViewRef) win->GetHandle(), updateRgn, true );
 253         DisposeRgn( updateRgn );
 254     }
 255     else
 256     {
 257         CGContextRef cgContext;
 258
 259 #if wxMAC_USE_CORE_GRAPHICS
 260         cgContext = (CGContextRef) dc.GetGraphicsContext()->GetNativeContext();
 261 #else
 262         Rect bounds;
 263
 264         GetPortBounds( (CGrafPtr) dc.m_macPort, &bounds );
 265         QDBeginCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 266
 267         CGContextTranslateCTM( cgContext, 0, bounds.bottom - bounds.top );
 268         CGContextScaleCTM( cgContext, 1, -1 );
 269
 270         HIShapeReplacePathInCGContext( HIShapeCreateWithQDRgn( (RgnHandle) dc.m_macCurrentClipRgn ), cgContext );
 271         CGContextClip( cgContext );
 272         HIViewConvertRect( &headerRect, (HIViewRef) win->GetHandle(), (HIViewRef) win->MacGetTopLevelWindow()->GetHandle() );
 273 #endif
 274
 275     {
 276             HIThemeButtonDrawInfo drawInfo;
 277             HIRect labelRect;
 278
 279             memset( &drawInfo, 0, sizeof(drawInfo) );
 280             drawInfo.version = 0;
 281             drawInfo.kind = kThemeDisclosureButton;
 282             drawInfo.state = (flags & wxCONTROL_DISABLED) ? kThemeStateInactive : kThemeStateActive;
 283             // Apple mailing list posts say to use the arrow adornment constants, but those don't work.
 284             // We need to set the value using the 'old' DrawThemeButton constants instead.
 285             drawInfo.value = (flags & wxCONTROL_EXPANDED) ? kThemeDisclosureDown : kThemeDisclosureRight;
 286             drawInfo.adornment = kThemeAdornmentNone;
 287
 288             HIThemeDrawButton( &headerRect, &drawInfo, cgContext, kHIThemeOrientationNormal, &labelRect );
 289
 290         }
 291
 292 #if wxMAC_USE_CORE_GRAPHICS
 293 #else
 294         QDEndCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 295 #endif
 296     }
 297 }
 298
 299 void wxRendererMac::DrawSplitterSash( wxWindow *win,
 300     wxDC& dc,
 301     const wxSize& size,
 302     wxCoord position,
 303     wxOrientation orient,
 304     int WXUNUSED(flags) )
 305 {
 306     bool hasMetal = win->MacGetTopLevelWindow()->MacGetMetalAppearance();
 307     SInt32 height;
 308     GetThemeMetric( kThemeMetricSmallPaneSplitterHeight, &height );
 309     HIRect splitterRect;
 310     if (orient == wxVERTICAL)
 311         splitterRect = CGRectMake( position, 0, height, size.y );
 312     else
 313         splitterRect = CGRectMake( 0, position, size.x, height );
 314
 315 #if !wxMAC_USE_CORE_GRAPHICS
 316     HIViewConvertRect(
 317         &splitterRect,
 318         (HIViewRef) win->GetHandle(),
 319         (HIViewRef) win->MacGetTopLevelWindow()->GetHandle() );
 320 #endif
 321
 322     // under compositing we should only draw when called by the OS, otherwise just issue a redraw command
 323     // strange redraw errors occur if we don't do this
 324
 325     if ( !dc.IsKindOf( CLASSINFO( wxPaintDC ) ) )
 326     {
 327         Rect r =
 328         {
 329             (short) splitterRect.origin.y,
 330             (short) splitterRect.origin.x,
 331             (short) (splitterRect.origin.y + splitterRect.size.height),
 332             (short) (splitterRect.origin.x + splitterRect.size.width)
 333         };
 334
 335         RgnHandle updateRgn = NewRgn();
 336         RectRgn( updateRgn, &r );
 337         HIViewSetNeedsDisplayInRegion( (HIViewRef) win->GetHandle(), updateRgn, true );
 338         DisposeRgn( updateRgn );
 339     }
 340     else
 341     {
 342         CGContextRef cgContext;
 343
 344 #if wxMAC_USE_CORE_GRAPHICS
 345         cgContext = (CGContextRef) dc.GetGraphicsContext()->GetNativeContext();
 346 #else
 347         Rect bounds;
 348         GetPortBounds( (CGrafPtr) dc.m_macPort, &bounds );
 349         QDBeginCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 350         CGContextTranslateCTM( cgContext, 0, bounds.bottom - bounds.top );
 351         CGContextScaleCTM( cgContext, 1, -1 );
 352 #endif
 353
 354         HIThemeSplitterDrawInfo drawInfo;
 355         drawInfo.version = 0;
 356         drawInfo.state = kThemeStateActive;
 357         drawInfo.adornment = hasMetal ? kHIThemeSplitterAdornmentMetal : kHIThemeSplitterAdornmentNone;
 358         HIThemeDrawPaneSplitter( &splitterRect, &drawInfo, cgContext, kHIThemeOrientationNormal );
 359
 360 #if wxMAC_USE_CORE_GRAPHICS
 361 #else
 362         QDEndCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 363 #endif
 364     }
 365 }
 366
 367 void
 368 wxRendererMac::DrawItemSelectionRect(wxWindow *win,
 369                                      wxDC& dc,
 370                                      const wxRect& rect,
 371                                      int flags )
 372 {
 373     RGBColor selColor;
 374     if (flags & wxCONTROL_SELECTED)
 375     {
 376         if (flags & wxCONTROL_FOCUSED)
 377             GetThemeBrushAsColor(kThemeBrushAlternatePrimaryHighlightColor, 32, true, &selColor);
 378         else
 379             GetThemeBrushAsColor(kThemeBrushSecondaryHighlightColor, 32, true, &selColor);
 380     }
 381
 382     wxBrush selBrush = wxBrush( wxColour( selColor.red, selColor.green, selColor.blue ), wxSOLID );
 383
 384     dc.SetPen( *wxTRANSPARENT_PEN );
 385     dc.SetBrush( selBrush );
 386     dc.DrawRectangle( rect );
 387 }
 388
 389
 390 void
 391 wxRendererMac::DrawMacThemeButton(wxWindow *win,
 392                                   wxDC& dc,
 393                                   const wxRect& rect,
 394                                   int flags,
 395                                   int kind,
 396                                   int adornment)
 397 {
 398 #if !wxMAC_USE_CORE_GRAPHICS
 399     const wxCoord x = dc.LogicalToDeviceX(rect.x);
 400     const wxCoord y = dc.LogicalToDeviceY(rect.y);
 401     const wxCoord w = dc.LogicalToDeviceXRel(rect.width);
 402     const wxCoord h = dc.LogicalToDeviceYRel(rect.height);
 403 #else
 404     // now the wxGCDC is using native transformations
 405     const wxCoord x = rect.x;
 406     const wxCoord y = rect.y;
 407     const wxCoord w = rect.width;
 408     const wxCoord h = rect.height;
 409 #endif
 410
 411     dc.SetBrush( *wxTRANSPARENT_BRUSH );
 412
 413     HIRect headerRect = CGRectMake( x, y, w, h );
 414     if ( !dc.IsKindOf( CLASSINFO( wxPaintDC ) ) )
 415     {
 416         Rect r =
 417         {
 418             (short) headerRect.origin.y, (short) headerRect.origin.x,
 419             (short) (headerRect.origin.y + headerRect.size.height),
 420             (short) (headerRect.origin.x + headerRect.size.width)
 421         };
 422
 423         RgnHandle updateRgn = NewRgn();
 424         RectRgn( updateRgn, &r );
 425         HIViewSetNeedsDisplayInRegion( (HIViewRef) win->GetHandle(), updateRgn, true );
 426         DisposeRgn( updateRgn );
 427     }
 428     else
 429     {
 430         CGContextRef cgContext;
 431
 432 #if wxMAC_USE_CORE_GRAPHICS
 433         cgContext = (CGContextRef) dc.GetGraphicsContext()->GetNativeContext();
 434 #else
 435         Rect bounds;
 436
 437         GetPortBounds( (CGrafPtr) dc.m_macPort, &bounds );
 438         QDBeginCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 439
 440         CGContextTranslateCTM( cgContext, 0, bounds.bottom - bounds.top );
 441         CGContextScaleCTM( cgContext, 1, -1 );
 442
 443         HIShapeReplacePathInCGContext( HIShapeCreateWithQDRgn( (RgnHandle) dc.m_macCurrentClipRgn ), cgContext );
 444         CGContextClip( cgContext );
 445         HIViewConvertRect( &headerRect, (HIViewRef) win->GetHandle(), (HIViewRef) win->MacGetTopLevelWindow()->GetHandle() );
 446 #endif
 447
 448         {
 449             HIThemeButtonDrawInfo drawInfo;
 450             HIRect labelRect;
 451
 452             memset( &drawInfo, 0, sizeof(drawInfo) );
 453             drawInfo.version = 0;
 454             drawInfo.kind = kind;
 455             drawInfo.state = (flags & wxCONTROL_DISABLED) ? kThemeStateInactive : kThemeStateActive;
 456             drawInfo.value = (flags & wxCONTROL_SELECTED) ? kThemeButtonOn : kThemeButtonOff;
 457             drawInfo.adornment = adornment;
 458
 459             HIThemeDrawButton( &headerRect, &drawInfo, cgContext, kHIThemeOrientationNormal, &labelRect );
 460         }
 461
 462 #if wxMAC_USE_CORE_GRAPHICS
 463 #else
 464         QDEndCGContext( (CGrafPtr) dc.m_macPort, &cgContext );
 465 #endif
 466     }
 467 }
 468
 469
 470 void
 471 wxRendererMac::DrawComboBoxDropButton(wxWindow *win,
 472                               wxDC& dc,
 473                               const wxRect& rect,
 474                               int flags)
 475 {
 476     DrawMacThemeButton(win, dc, rect, flags,
 477                        kThemeArrowButton, kThemeAdornmentArrowDownArrow);
 478 }
 479
 480 void
 481 wxRendererMac::DrawPushButton(wxWindow *win,
 482                               wxDC& dc,
 483                               const wxRect& rect,
 484                               int flags)
 485 {
 486     DrawMacThemeButton(win, dc, rect, flags,
 487                        kThemeBevelButton, kThemeAdornmentNone);
 488 }
 489