src/msw/renderer.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/msw/renderer.cpp
   3 // Purpose:     implementation of wxRendererNative for Windows
   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 // for compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #ifndef WX_PRECOMP
  28     #include "wx/string.h"
  29     #include "wx/window.h"
  30     #include "wx/dc.h"
  31     #include "wx/settings.h"
  32 #endif //WX_PRECOMP
  33
  34 #include "wx/splitter.h"
  35 #include "wx/renderer.h"
  36 #include "wx/msw/uxtheme.h"
  37 #include "wx/msw/private.h"
  38
  39 // tmschema.h is in Win32 Platform SDK and might not be available with earlier
  40 // compilers
  41 #ifndef CP_DROPDOWNBUTTON
  42     #define BP_PUSHBUTTON      1
  43     #define BP_CHECKBOX        3
  44     #define CBS_UNCHECKEDNORMAL 1
  45     #define CBS_CHECKEDNORMAL   (CBS_UNCHECKEDNORMAL + 4)
  46     #define CBS_MIXEDNORMAL     (CBS_CHECKEDNORMAL + 4)
  47
  48     #define PBS_NORMAL          1
  49     #define PBS_HOT             2
  50     #define PBS_PRESSED         3
  51     #define PBS_DISABLED        4
  52     #define PBS_DEFAULTED       5
  53
  54     #define CP_DROPDOWNBUTTON  1
  55
  56     #define CBXS_NORMAL        1
  57     #define CBXS_HOT           2
  58     #define CBXS_PRESSED       3
  59     #define CBXS_DISABLED      4
  60
  61     #define TVP_GLYPH           2
  62
  63     #define GLPS_CLOSED         1
  64     #define GLPS_OPENED         2
  65
  66     #define HP_HEADERITEM       1
  67
  68     #define HIS_NORMAL          1
  69     #define HIS_HOT             2
  70     #define HIS_PRESSED         3
  71 #endif
  72
  73 #if defined(__WXWINCE__) && !defined(DFCS_FLAT)
  74     #define DFCS_FLAT 0
  75 #endif
  76
  77 // ----------------------------------------------------------------------------
  78 // wxRendererMSW: wxRendererNative implementation for "old" Win32 systems
  79 // ----------------------------------------------------------------------------
  80
  81 class WXDLLEXPORT wxRendererMSW : public wxDelegateRendererNative
  82 {
  83 public:
  84     wxRendererMSW() { }
  85
  86     static wxRendererNative& Get();
  87
  88     virtual void DrawComboBoxDropButton(wxWindow *win,
  89                                         wxDC& dc,
  90                                         const wxRect& rect,
  91                                         int flags = 0);
  92
  93     virtual void DrawPushButton(wxWindow *win,
  94                                 wxDC& dc,
  95                                 const wxRect& rect,
  96                                 int flags = 0);
  97
  98 private:
  99     DECLARE_NO_COPY_CLASS(wxRendererMSW)
 100 };
 101
 102 // ----------------------------------------------------------------------------
 103 // wxRendererXP: wxRendererNative implementation for Windows XP and later
 104 // ----------------------------------------------------------------------------
 105
 106 #if wxUSE_UXTHEME
 107
 108 class WXDLLEXPORT wxRendererXP : public wxDelegateRendererNative
 109 {
 110 public:
 111     wxRendererXP() : wxDelegateRendererNative(wxRendererMSW::Get()) { }
 112
 113     static wxRendererNative& Get();
 114
 115     virtual void DrawHeaderButton(wxWindow *win,
 116                                     wxDC& dc,
 117                                     const wxRect& rect,
 118                                     int flags = 0);
 119     virtual void DrawTreeItemButton(wxWindow *win,
 120                                     wxDC& dc,
 121                                     const wxRect& rect,
 122                                     int flags = 0);
 123     virtual void DrawSplitterBorder(wxWindow *win,
 124                                     wxDC& dc,
 125                                     const wxRect& rect,
 126                                     int flags = 0);
 127     virtual void DrawSplitterSash(wxWindow *win,
 128                                   wxDC& dc,
 129                                   const wxSize& size,
 130                                   wxCoord position,
 131                                   wxOrientation orient,
 132                                   int flags = 0);
 133     virtual void DrawComboBoxDropButton(wxWindow *win,
 134                                         wxDC& dc,
 135                                         const wxRect& rect,
 136                                         int flags = 0);
 137     virtual void DrawCheckBox(wxWindow *win,
 138                               wxDC& dc,
 139                               const wxRect& rect,
 140                               int flags = 0);
 141
 142     virtual void DrawPushButton(wxWindow *win,
 143                                 wxDC& dc,
 144                                 const wxRect& rect,
 145                                 int flags = 0);
 146
 147     virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win);
 148 private:
 149     DECLARE_NO_COPY_CLASS(wxRendererXP)
 150 };
 151
 152 #endif // wxUSE_UXTHEME
 153
 154 // ============================================================================
 155 // wxRendererNative and wxRendererMSW implementation
 156 // ============================================================================
 157
 158 /* static */
 159 wxRendererNative& wxRendererNative::GetDefault()
 160 {
 161 #if wxUSE_UXTHEME
 162     wxUxThemeEngine *themeEngine = wxUxThemeEngine::Get();
 163     if ( themeEngine && themeEngine->IsAppThemed() )
 164         return wxRendererXP::Get();
 165 #endif // wxUSE_UXTHEME
 166
 167     return wxRendererMSW::Get();
 168 }
 169
 170 /* static */
 171 wxRendererNative& wxRendererMSW::Get()
 172 {
 173     static wxRendererMSW s_rendererMSW;
 174
 175     return s_rendererMSW;
 176 }
 177
 178 void
 179 wxRendererMSW::DrawComboBoxDropButton(wxWindow * WXUNUSED(win),
 180                                       wxDC& dc,
 181                                       const wxRect& rect,
 182                                       int flags)
 183 {
 184     RECT r;
 185     r.left = rect.GetLeft();
 186     r.top = rect.GetTop();
 187     r.bottom = rect.y + rect.height;
 188     r.right = rect.x + rect.width;
 189
 190     int style = DFCS_SCROLLCOMBOBOX;
 191     if ( flags & wxCONTROL_DISABLED )
 192         style |= DFCS_INACTIVE;
 193     if ( flags & wxCONTROL_PRESSED )
 194         style |= DFCS_PUSHED | DFCS_FLAT;
 195
 196     ::DrawFrameControl(GetHdcOf(dc), &r, DFC_SCROLL, style);
 197 }
 198
 199 void
 200 wxRendererMSW::DrawPushButton(wxWindow * WXUNUSED(win),
 201                               wxDC& dc,
 202                               const wxRect& rect,
 203                               int flags)
 204 {
 205     RECT r;
 206     r.left = rect.GetLeft();
 207     r.top = rect.GetTop();
 208     r.bottom = rect.y + rect.height;
 209     r.right = rect.x + rect.width;
 210
 211     int style = DFCS_BUTTONPUSH;
 212     if ( flags & wxCONTROL_DISABLED )
 213         style |= DFCS_INACTIVE;
 214     if ( flags & wxCONTROL_PRESSED )
 215         style |= DFCS_PUSHED | DFCS_FLAT;
 216
 217     ::DrawFrameControl(GetHdcOf(dc), &r, DFC_BUTTON, style);
 218 }
 219
 220 // ============================================================================
 221 // wxRendererXP implementation
 222 // ============================================================================
 223
 224 #if wxUSE_UXTHEME
 225
 226 /* static */
 227 wxRendererNative& wxRendererXP::Get()
 228 {
 229     static wxRendererXP s_rendererXP;
 230
 231     return s_rendererXP;
 232 }
 233
 234 // NOTE: There is no guarantee that the button drawn fills the entire rect (XP
 235 // default theme, for example), so the caller should have cleared button's
 236 // background before this call. This is quite likely a wxMSW-specific thing.
 237 void
 238 wxRendererXP::DrawComboBoxDropButton(wxWindow * win,
 239                                       wxDC& dc,
 240                                       const wxRect& rect,
 241                                       int flags)
 242 {
 243     wxUxThemeHandle hTheme(win, L"COMBOBOX");
 244     if ( !hTheme )
 245     {
 246         m_rendererNative.DrawComboBoxDropButton(win, dc, rect, flags);
 247         return;
 248     }
 249
 250     RECT r;
 251     wxCopyRectToRECT(rect, r);
 252
 253     int state;
 254     if ( flags & wxCONTROL_PRESSED )
 255         state = CBXS_PRESSED;
 256     else if ( flags & wxCONTROL_CURRENT )
 257         state = CBXS_HOT;
 258     else if ( flags & wxCONTROL_DISABLED )
 259         state = CBXS_DISABLED;
 260     else
 261         state = CBXS_NORMAL;
 262
 263     wxUxThemeEngine::Get()->DrawThemeBackground
 264                             (
 265                                 hTheme,
 266                                 GetHdcOf(dc),
 267                                 CP_DROPDOWNBUTTON,
 268                                 state,
 269                                 &r,
 270                                 NULL
 271                             );
 272
 273 }
 274
 275 void
 276 wxRendererXP::DrawHeaderButton(wxWindow *win,
 277                                wxDC& dc,
 278                                const wxRect& rect,
 279                                int flags)
 280 {
 281     wxUxThemeHandle hTheme(win, L"HEADER");
 282     if ( !hTheme )
 283     {
 284         m_rendererNative.DrawHeaderButton(win, dc, rect, flags);
 285         return;
 286     }
 287
 288     RECT r;
 289     wxCopyRectToRECT(rect, r);
 290
 291     int state;
 292     if ( flags & wxCONTROL_PRESSED )
 293         state = HIS_PRESSED;
 294     else if ( flags & wxCONTROL_CURRENT )
 295         state = HIS_HOT;
 296     else
 297         state = HIS_NORMAL;
 298     wxUxThemeEngine::Get()->DrawThemeBackground
 299                             (
 300                                 hTheme,
 301                                 GetHdcOf(dc),
 302                                 HP_HEADERITEM,
 303                                 state,
 304                                 &r,
 305                                 NULL
 306                             );
 307 }
 308
 309 void
 310 wxRendererXP::DrawTreeItemButton(wxWindow *win,
 311                                  wxDC& dc,
 312                                  const wxRect& rect,
 313                                  int flags)
 314 {
 315     wxUxThemeHandle hTheme(win, L"TREEVIEW");
 316     if ( !hTheme )
 317     {
 318         m_rendererNative.DrawTreeItemButton(win, dc, rect, flags);
 319         return;
 320     }
 321
 322     RECT r;
 323     wxCopyRectToRECT(rect, r);
 324
 325     int state = flags & wxCONTROL_EXPANDED ? GLPS_OPENED : GLPS_CLOSED;
 326     wxUxThemeEngine::Get()->DrawThemeBackground
 327                             (
 328                                 hTheme,
 329                                 GetHdcOf(dc),
 330                                 TVP_GLYPH,
 331                                 state,
 332                                 &r,
 333                                 NULL
 334                             );
 335 }
 336
 337 void
 338 wxRendererXP::DrawCheckBox(wxWindow *win,
 339                            wxDC& dc,
 340                            const wxRect& rect,
 341                            int flags)
 342 {
 343     wxUxThemeHandle hTheme(win, L"BUTTON");
 344     if ( !hTheme )
 345     {
 346         m_rendererNative.DrawCheckBox(win, dc, rect, flags);
 347         return;
 348     }
 349
 350     RECT r;
 351     wxCopyRectToRECT(rect, r);
 352
 353     int state;
 354     if ( flags & wxCONTROL_CHECKED )
 355         state = CBS_CHECKEDNORMAL;
 356     else if ( flags & wxCONTROL_UNDETERMINED )
 357         state = CBS_MIXEDNORMAL;
 358     else
 359         state = CBS_UNCHECKEDNORMAL;
 360
 361     // CBS_XXX is followed by CBX_XXXGOT, then CBS_XXXPRESSED and DISABLED
 362     if ( flags & wxCONTROL_CURRENT )
 363         state += 1;
 364     else if ( flags & wxCONTROL_PRESSED )
 365         state += 2;
 366     else if ( flags & wxCONTROL_DISABLED )
 367         state += 3;
 368
 369     wxUxThemeEngine::Get()->DrawThemeBackground
 370                             (
 371                                 hTheme,
 372                                 GetHdcOf(dc),
 373                                 BP_CHECKBOX,
 374                                 state,
 375                                 &r,
 376                                 NULL
 377                             );
 378 }
 379
 380 void
 381 wxRendererXP::DrawPushButton(wxWindow * win,
 382                              wxDC& dc,
 383                              const wxRect& rect,
 384                              int flags)
 385 {
 386     wxUxThemeHandle hTheme(win, L"BUTTON");
 387     if ( !hTheme )
 388     {
 389         m_rendererNative.DrawPushButton(win, dc, rect, flags);
 390         return;
 391     }
 392
 393     RECT r;
 394     wxCopyRectToRECT(rect, r);
 395
 396     int state;
 397     if ( flags & wxCONTROL_PRESSED )
 398         state = PBS_PRESSED;
 399     else if ( flags & wxCONTROL_CURRENT )
 400         state = PBS_HOT;
 401     else if ( flags & wxCONTROL_DISABLED )
 402         state = PBS_DISABLED;
 403     else if ( flags & wxCONTROL_ISDEFAULT )
 404         state = PBS_DEFAULTED;
 405     else
 406         state = PBS_NORMAL;
 407
 408     wxUxThemeEngine::Get()->DrawThemeBackground
 409                             (
 410                                 hTheme,
 411                                 GetHdcOf(dc),
 412                                 BP_PUSHBUTTON,
 413                                 state,
 414                                 &r,
 415                                 NULL
 416                             );
 417
 418 }
 419
 420 // ----------------------------------------------------------------------------
 421 // splitter drawing
 422 // ----------------------------------------------------------------------------
 423
 424 // the width of the sash: this is the same as used by Explorer...
 425 static const wxCoord SASH_WIDTH = 4;
 426
 427 wxSplitterRenderParams
 428 wxRendererXP::GetSplitterParams(const wxWindow * win)
 429 {
 430     if ( win->HasFlag(wxSP_NO_XP_THEME) )
 431         return m_rendererNative.GetSplitterParams(win);
 432     else
 433         return wxSplitterRenderParams(SASH_WIDTH, 0, false);
 434 }
 435
 436 void
 437 wxRendererXP::DrawSplitterBorder(wxWindow * win,
 438                                  wxDC& dc,
 439                                  const wxRect& rect,
 440                                  int flags)
 441 {
 442     if ( win->HasFlag(wxSP_NO_XP_THEME) )
 443     {
 444         m_rendererNative.DrawSplitterBorder(win, dc, rect, flags);
 445     }
 446 }
 447
 448 void
 449 wxRendererXP::DrawSplitterSash(wxWindow *win,
 450                                wxDC& dc,
 451                                const wxSize& size,
 452                                wxCoord position,
 453                                wxOrientation orient,
 454                                int flags)
 455 {
 456     if ( !win->HasFlag(wxSP_NO_XP_THEME) )
 457     {
 458         dc.SetPen(*wxTRANSPARENT_PEN);
 459         dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE)));
 460         if ( orient == wxVERTICAL )
 461         {
 462             dc.DrawRectangle(position, 0, SASH_WIDTH, size.y);
 463         }
 464         else // wxHORIZONTAL
 465         {
 466             dc.DrawRectangle(0, position, size.x, SASH_WIDTH);
 467         }
 468
 469         return;
 470     }
 471
 472     m_rendererNative.DrawSplitterSash(win, dc, size, position, orient, flags);
 473 }
 474
 475 #endif // wxUSE_UXTHEME