src/palmos/renderer.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        palmos/renderer.cpp
   3 // Purpose:     implementation of wxRendererNative for Palm OS
   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 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // Palm OS doesn't really have a theme engine, so this is not needed.
  21 #ifndef __PALMOS__
  22
  23 // for compilers that support precompilation, includes "wx.h".
  24 #include "wx/wxprec.h"
  25
  26 #ifdef __BORLANDC__
  27     #pragma hdrstop
  28 #endif
  29
  30 #ifndef WX_PRECOMP
  31     #include "wx/string.h"
  32     #include "wx/window.h"
  33     #include "wx/dc.h"
  34 #endif //WX_PRECOMP
  35
  36 #include "wx/splitter.h"
  37 #include "wx/renderer.h"
  38
  39 #include "wx/palmos/uxtheme.h"
  40
  41 // ----------------------------------------------------------------------------
  42 // wxRendererMSW: wxRendererNative implementation for "old" Win32 systems
  43 // ----------------------------------------------------------------------------
  44
  45 class WXDLLEXPORT wxRendererMSW : public wxDelegateRendererNative
  46 {
  47 public:
  48     wxRendererMSW() { }
  49
  50     static wxRendererNative& Get();
  51
  52 private:
  53     DECLARE_NO_COPY_CLASS(wxRendererMSW)
  54 };
  55
  56 // ----------------------------------------------------------------------------
  57 // wxRendererXP: wxRendererNative implementation for Windows XP and later
  58 // ----------------------------------------------------------------------------
  59
  60 class WXDLLEXPORT wxRendererXP : public wxDelegateRendererNative
  61 {
  62 public:
  63     wxRendererXP() : wxDelegateRendererNative(wxRendererMSW::Get()) { }
  64
  65     static wxRendererNative& Get();
  66
  67     virtual void DrawSplitterBorder(wxWindow *win,
  68                                     wxDC& dc,
  69                                     const wxRect& rect,
  70                                     int flags = 0);
  71     virtual void DrawSplitterSash(wxWindow *win,
  72                                   wxDC& dc,
  73                                   const wxSize& size,
  74                                   wxCoord position,
  75                                   wxOrientation orient,
  76                                   int flags = 0);
  77     virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win);
  78
  79 private:
  80     DECLARE_NO_COPY_CLASS(wxRendererXP)
  81 };
  82
  83 // ============================================================================
  84 // wxRendererNative and wxRendererMSW implementation
  85 // ============================================================================
  86
  87 /* static */
  88 wxRendererNative& wxRendererNative::GetDefault()
  89 {
  90     wxUxThemeEngine *themeEngine = wxUxThemeEngine::Get();
  91     return themeEngine && themeEngine->IsAppThemed() ? wxRendererXP::Get()
  92                                                      : wxRendererMSW::Get();
  93 }
  94
  95 /* static */
  96 wxRendererNative& wxRendererMSW::Get()
  97 {
  98     static wxRendererMSW s_rendererMSW;
  99
 100     return s_rendererMSW;
 101 }
 102
 103 // ============================================================================
 104 // wxRendererXP implementation
 105 // ============================================================================
 106
 107 /* static */
 108 wxRendererNative& wxRendererXP::Get()
 109 {
 110     static wxRendererXP s_rendererXP;
 111
 112     return s_rendererXP;
 113 }
 114
 115 // ----------------------------------------------------------------------------
 116 // splitter drawing
 117 // ----------------------------------------------------------------------------
 118
 119 // the width of the sash: this is the same as used by Explorer...
 120 static const wxCoord SASH_WIDTH = 4;
 121
 122 wxSplitterRenderParams
 123 wxRendererXP::GetSplitterParams(const wxWindow * win)
 124 {
 125     if (win->GetWindowStyle() & wxSP_NO_XP_THEME)
 126         return m_rendererNative.GetSplitterParams(win);
 127     else
 128         return wxSplitterRenderParams(SASH_WIDTH, 0, false);
 129 }
 130
 131 void
 132 wxRendererXP::DrawSplitterBorder(wxWindow * win,
 133                                  wxDC& dc,
 134                                  const wxRect& rect,
 135                                  int flags)
 136 {
 137     if (win->GetWindowStyle() & wxSP_NO_XP_THEME)
 138     {
 139         m_rendererNative.DrawSplitterBorder(win, dc, rect, flags);
 140     }
 141 }
 142
 143 void
 144 wxRendererXP::DrawSplitterSash(wxWindow *win,
 145                                wxDC& dc,
 146                                const wxSize& size,
 147                                wxCoord position,
 148                                wxOrientation orient,
 149                                int flags)
 150 {
 151     if (win->GetWindowStyle() & wxSP_NO_XP_THEME)
 152     {
 153         m_rendererNative.DrawSplitterSash(
 154                    win, dc, size, position, orient, flags);
 155         return;
 156     }
 157
 158     // I don't know if it is correct to use the rebar background for the
 159     // splitter but it least this works ok in the default theme
 160     wxUxThemeHandle hTheme(win, L"REBAR");
 161     if ( hTheme )
 162     {
 163         RECT rect;
 164         if ( orient == wxVERTICAL )
 165         {
 166             rect.left = position;
 167             rect.right = position + SASH_WIDTH;
 168             rect.top = 0;
 169             rect.bottom = size.y;
 170         }
 171         else // wxHORIZONTAL
 172         {
 173             rect.left = 0;
 174             rect.right = size.x;
 175             rect.top = position;
 176             rect.bottom = position + SASH_WIDTH;
 177         }
 178
 179         wxUxThemeEngine::Get()->DrawThemeBackground
 180                                 (
 181                                     (WXHTHEME)hTheme,
 182                                     dc.GetHDC(),
 183                                     3 /* RP_BAND */,
 184                                     0 /* no state */ ,
 185                                     &rect,
 186                                     NULL
 187                                 );
 188     }
 189 }
 190
 191 #endif