get rid of MSVC warning about possibly uninitialized variable in CalcAndSendEvent...

[wxWidgets.git] / src / univ / theme.cpp

diff --git a/src/univ/theme.cpp b/src/univ/theme.cpp
index f9e384c6831f4a6c83fd434bb1c2cd58a7195986..8997f255a8859873449ff0337c94160a657c774a 100644 (file)
--- a/src/univ/theme.cpp
+++ b/src/univ/theme.cpp
@@ -6,7 +6,7 @@
 // Created:     06.08.00
 // RCS-ID:      $Id$
 // Copyright:   (c) 2000 SciTech Software, Inc. (www.scitechsoft.com)
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 // ===========================================================================
@@ -17,10 +17,6 @@
 // headers
 // ---------------------------------------------------------------------------
 
-#ifdef __GNUG__
-    #pragma implementation "theme.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
@@ -33,6 +29,8 @@
     #include "wx/log.h"
 #endif // WX_PRECOMP
 
+#include "wx/artprov.h"
+
 #include "wx/univ/renderer.h"
 #include "wx/univ/inphand.h"
 #include "wx/univ/theme.h"
@@ -49,8 +47,8 @@ wxTheme *wxTheme::ms_theme = (wxTheme *)NULL;
 // ----------------------------------------------------------------------------
 
 wxThemeInfo::wxThemeInfo(Constructor c,
-                         const wxChar *n,
-                         const wxChar *d)
+                         const wxString& n,
+                         const wxString& d)
            : name(n), desc(d), ctor(c)
 {
     // insert us (in the head of) the linked list
@@ -64,7 +62,7 @@ wxThemeInfo::wxThemeInfo(Constructor c,
     wxThemeInfo *info = ms_allThemes;
     while ( info )
     {
-        if ( name == info->name )
+        if ( name.CmpNoCase(info->name) == 0 )
         {
             return info->ctor();
         }
@@ -84,7 +82,7 @@ wxThemeInfo::wxThemeInfo(Constructor c,
     if ( ms_theme )
     {
         // we already have a theme
-        return TRUE;
+        return true;
     }
 
     wxString nameDefTheme;
@@ -95,40 +93,49 @@ wxThemeInfo::wxThemeInfo(Constructor c,
     {
         nameDefTheme = p;
     }
+#ifdef wxUNIV_DEFAULT_THEME
     else // use native theme by default
     {
-        #if defined(__WXMSW__)
-            nameDefTheme = _T("win32");
-        #elif defined(__WXGTK__)
-            nameDefTheme = _T("gtk");
-        #elif defined(__WXMGL__)
-            nameDefTheme = _T("win32");
-        #endif
+        nameDefTheme = wxSTRINGIZE_T(wxUNIV_DEFAULT_THEME);
     }
+#endif // wxUNIV_DEFAULT_THEME
 
-    ms_theme = Create(nameDefTheme);
+    wxTheme *theme = Create(nameDefTheme);
 
     // fallback to the first one in the list
-    if ( !ms_theme && ms_allThemes )
+    if ( !theme && ms_allThemes )
     {
-        ms_theme = ms_allThemes->ctor();
+        theme = ms_allThemes->ctor();
     }
 
     // abort if still nothing
-    if ( !ms_theme )
+    if ( !theme )
     {
         wxLogError(_("Failed to initialize GUI: no built-in themes found."));
 
-        return FALSE;
+        return false;
     }
 
-    return TRUE;
+    // Set the theme as current.
+    wxTheme::Set(theme);
+
+    return true;
 }
 
 /* static */ wxTheme *wxTheme::Set(wxTheme *theme)
 {
     wxTheme *themeOld = ms_theme;
     ms_theme = theme;
+
+    if ( ms_theme )
+    {
+        // automatically start using the art provider of the new theme if it
+        // has one
+        wxArtProvider *art = ms_theme->GetArtProvider();
+        if ( art )
+            wxArtProvider::Push(art);
+    }
+
     return themeOld;
 }
 
@@ -140,3 +147,58 @@ wxTheme::~wxTheme()
 {
 }
 
+
+// ----------------------------------------------------------------------------
+// wxDelegateTheme
+// ----------------------------------------------------------------------------
+
+wxDelegateTheme::wxDelegateTheme(const wxString& theme)
+{
+    m_themeName = theme;
+    m_theme = NULL;
+}
+
+wxDelegateTheme::~wxDelegateTheme()
+{
+    delete m_theme;
+}
+
+bool wxDelegateTheme::GetOrCreateTheme()
+{
+    if ( !m_theme )
+        m_theme = wxTheme::Create(m_themeName);
+    return m_theme != NULL;
+}
+
+wxRenderer *wxDelegateTheme::GetRenderer()
+{
+    if ( !GetOrCreateTheme() )
+        return NULL;
+
+    return m_theme->GetRenderer();
+}
+
+wxArtProvider *wxDelegateTheme::GetArtProvider()
+{
+    if ( !GetOrCreateTheme() )
+        return NULL;
+
+    return m_theme->GetArtProvider();
+}
+
+wxInputHandler *wxDelegateTheme::GetInputHandler(const wxString& control,
+                                                 wxInputConsumer *consumer)
+{
+    if ( !GetOrCreateTheme() )
+        return NULL;
+
+    return m_theme->GetInputHandler(control, consumer);
+}
+
+wxColourScheme *wxDelegateTheme::GetColourScheme()
+{
+    if ( !GetOrCreateTheme() )
+        return NULL;
+
+    return m_theme->GetColourScheme();
+}