adapting to init pattern

[wxWidgets.git] / src / common / artprov.cpp

diff --git a/src/common/artprov.cpp b/src/common/artprov.cpp
index d871eea0ecf53438bb209f0a38c000e9620d5104..69c692852870f14460b3b92aa33706dcbc26fca7 100644 (file)
--- a/src/common/artprov.cpp
+++ b/src/common/artprov.cpp
@@ -108,7 +108,7 @@ void wxArtProviderCache::Clear()
 wxArtProviderCache::ConstructHashID(const wxArtID& id,
                                     const wxArtClient& client)
 {
 wxArtProviderCache::ConstructHashID(const wxArtID& id,
                                     const wxArtClient& client)
 {

-    return id + _T('-') + client;
+    return id + wxT('-') + client;

 }
 
 
 }
 
 


@@ -117,8 +117,8 @@ wxArtProviderCache::ConstructHashID(const wxArtID& id,
                                     const wxArtClient& client,
                                     const wxSize& size)
 {
                                     const wxArtClient& client,
                                     const wxSize& size)
 {

-    return ConstructHashID(id, client) + _T('-') +
-            wxString::Format(_T("%d-%d"), size.x, size.y);
+    return ConstructHashID(id, client) + wxT('-') +
+            wxString::Format(wxT("%d-%d"), size.x, size.y);

 }
 
 // ============================================================================
 }
 
 // ============================================================================


@@ -160,7 +160,7 @@ wxArtProvider::~wxArtProvider()
     sm_providers->Insert(provider);
 }
 
     sm_providers->Insert(provider);
 }
 

-/*static*/ void wxArtProvider::Insert(wxArtProvider *provider)
+/*static*/ void wxArtProvider::PushBack(wxArtProvider *provider)

 {
     CommonAddingProvider();
     sm_providers->Append(provider);
 {
     CommonAddingProvider();
     sm_providers->Append(provider);


@@ -168,8 +168,8 @@ wxArtProvider::~wxArtProvider()
 
 /*static*/ bool wxArtProvider::Pop()
 {
 
 /*static*/ bool wxArtProvider::Pop()
 {

-    wxCHECK_MSG( sm_providers, false, _T("no wxArtProvider exists") );
-    wxCHECK_MSG( !sm_providers->empty(), false, _T("wxArtProviders stack is empty") );
+    wxCHECK_MSG( sm_providers, false, wxT("no wxArtProvider exists") );
+    wxCHECK_MSG( !sm_providers->empty(), false, wxT("wxArtProviders stack is empty") );

 
     delete sm_providers->GetFirst()->GetData();
     sm_cache->Clear();
 
     delete sm_providers->GetFirst()->GetData();
     sm_cache->Clear();


@@ -178,7 +178,7 @@ wxArtProvider::~wxArtProvider()
 
 /*static*/ bool wxArtProvider::Remove(wxArtProvider *provider)
 {
 
 /*static*/ bool wxArtProvider::Remove(wxArtProvider *provider)
 {

-    wxCHECK_MSG( sm_providers, false, _T("no wxArtProvider exists") );
+    wxCHECK_MSG( sm_providers, false, wxT("no wxArtProvider exists") );

 
     if ( sm_providers->DeleteObject(provider) )
     {
 
     if ( sm_providers->DeleteObject(provider) )
     {


@@ -204,11 +204,8 @@ wxArtProvider::~wxArtProvider()
         while ( !sm_providers->empty() )
             delete *sm_providers->begin();
 
         while ( !sm_providers->empty() )
             delete *sm_providers->begin();
 

-        delete sm_providers;
-        sm_providers = NULL;
-
-        delete sm_cache;
-        sm_cache = NULL;
+        wxDELETE(sm_providers);
+        wxDELETE(sm_cache);

     }
 }
 
     }
 }
 


@@ -221,9 +218,9 @@ wxArtProvider::~wxArtProvider()
                                              const wxSize& size)
 {
     // safety-check against writing client,id,size instead of id,client,size:
                                              const wxSize& size)
 {
     // safety-check against writing client,id,size instead of id,client,size:

-    wxASSERT_MSG( client.Last() == _T('C'), _T("invalid 'client' parameter") );
+    wxASSERT_MSG( client.Last() == wxT('C'), wxT("invalid 'client' parameter") );

 
 

-    wxCHECK_MSG( sm_providers, wxNullBitmap, _T("no wxArtProvider exists") );
+    wxCHECK_MSG( sm_providers, wxNullBitmap, wxT("no wxArtProvider exists") );

 
     wxString hashId = wxArtProviderCache::ConstructHashID(id, client, size);
 
 
     wxString hashId = wxArtProviderCache::ConstructHashID(id, client, size);
 


@@ -234,34 +231,73 @@ wxArtProvider::~wxArtProvider()
              node; node = node->GetNext())
         {
             bmp = node->GetData()->CreateBitmap(id, client, size);
              node; node = node->GetNext())
         {
             bmp = node->GetData()->CreateBitmap(id, client, size);

-            if ( bmp.Ok() )
+            if ( bmp.IsOk() )
+                break;
+        }
+
+        wxSize sizeNeeded = size;
+        if ( !bmp.IsOk() )
+        {
+            // no bitmap created -- as a fallback, try if we can find desired
+            // icon in a bundle
+            wxIconBundle iconBundle = DoGetIconBundle(id, client);
+            if ( iconBundle.IsOk() )

             {
             {

-#if wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
-                if ( size != wxDefaultSize &&
-                     (bmp.GetWidth() != size.x || bmp.GetHeight() != size.y) )
+                if ( sizeNeeded == wxDefaultSize )
+                    sizeNeeded = GetNativeSizeHint(client);
+
+                wxIcon icon(iconBundle.GetIcon(sizeNeeded));
+                if ( icon.IsOk() )

                 {
                 {

-                    wxImage img = bmp.ConvertToImage();
-                    img.Rescale(size.x, size.y);
-                    bmp = wxBitmap(img);
+                    // this icon may be not of the correct size, it will be
+                    // rescaled below in such case
+                    bmp.CopyFromIcon(icon);

                 }
                 }

-#endif
-                break;

             }
             }

-            // We could try the IconBundles here and convert what we find
-            // to a bitmap.

         }
         }

-        sm_cache->PutBitmap(hashId, bmp);
+
+        // if we didn't get the correct size, resize the bitmap
+#if wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
+        if ( bmp.IsOk() && sizeNeeded != wxDefaultSize )
+        {
+            if ( bmp.GetSize() != sizeNeeded )
+            {
+                wxImage img = bmp.ConvertToImage();
+                img.Rescale(sizeNeeded.x, sizeNeeded.y);
+                bmp = wxBitmap(img);
+            }

         }
         }

+#endif // wxUSE_IMAGE
+
+        sm_cache->PutBitmap(hashId, bmp);
+    }

 
     return bmp;
 }
 
 
     return bmp;
 }
 

-/*static*/ wxIconBundle wxArtProvider::GetIconBundle(const wxArtID& id, const wxArtClient& client)
+/*static*/
+wxIconBundle wxArtProvider::GetIconBundle(const wxArtID& id, const wxArtClient& client)
+{
+    wxIconBundle iconbundle(DoGetIconBundle(id, client));
+
+    if ( iconbundle.IsOk() )
+    {
+        return iconbundle;
+    }
+    else
+    {
+        // fall back to single-icon bundle
+        return wxIconBundle(GetIcon(id, client));
+    }
+}
+
+/*static*/
+wxIconBundle wxArtProvider::DoGetIconBundle(const wxArtID& id, const wxArtClient& client)

 {
     // safety-check against writing client,id,size instead of id,client,size:
 {
     // safety-check against writing client,id,size instead of id,client,size:

-    wxASSERT_MSG( client.Last() == _T('C'), _T("invalid 'client' parameter") );
+    wxASSERT_MSG( client.Last() == wxT('C'), wxT("invalid 'client' parameter") );

 
 

-    wxCHECK_MSG( sm_providers, wxNullIconBundle, _T("no wxArtProvider exists") );
+    wxCHECK_MSG( sm_providers, wxNullIconBundle, wxT("no wxArtProvider exists") );

 
     wxString hashId = wxArtProviderCache::ConstructHashID(id, client);
 
 
     wxString hashId = wxArtProviderCache::ConstructHashID(id, client);
 


@@ -286,16 +322,9 @@ wxArtProvider::~wxArtProvider()
                                          const wxArtClient& client,
                                          const wxSize& size)
 {
                                          const wxArtClient& client,
                                          const wxSize& size)
 {

-    wxCHECK_MSG( sm_providers, wxNullIcon, _T("no wxArtProvider exists") );
-
-    // First look for an appropriate icon bundle - this will give us the best icon
-    wxIconBundle iconBundle = GetIconBundle(id, client);
-    if ( iconBundle.IsOk() )
-        return iconBundle.GetIcon(size);
-
-    // If there is no icon bundle then look for a bitmap

     wxBitmap bmp = GetBitmap(id, client, size);
     wxBitmap bmp = GetBitmap(id, client, size);

-    if ( !bmp.Ok() )
+
+    if ( !bmp.IsOk() )

         return wxNullIcon;
 
     wxIcon icon;
         return wxNullIcon;
 
     wxIcon icon;


@@ -303,10 +332,28 @@ wxArtProvider::~wxArtProvider()
     return icon;
 }
 
     return icon;
 }
 

-#if defined(__WXGTK20__) && !defined(__WXUNIVERSAL__)
-    #include <gtk/gtk.h>
-    extern GtkIconSize wxArtClientToIconSize(const wxArtClient& client);
-#endif // defined(__WXGTK20__) && !defined(__WXUNIVERSAL__)
+/* static */
+wxArtID wxArtProvider::GetMessageBoxIconId(int flags)
+{
+    switch ( flags & wxICON_MASK )
+    {
+        default:
+            wxFAIL_MSG(wxT("incorrect message box icon flags"));
+            // fall through
+
+        case wxICON_ERROR:
+            return wxART_ERROR;
+
+        case wxICON_INFORMATION:
+            return wxART_INFORMATION;
+
+        case wxICON_WARNING:
+            return wxART_WARNING;
+
+        case wxICON_QUESTION:
+            return wxART_QUESTION;
+    }
+}

 
 /*static*/ wxSize wxArtProvider::GetSizeHint(const wxArtClient& client,
                                          bool platform_dependent)
 
 /*static*/ wxSize wxArtProvider::GetSizeHint(const wxArtClient& client,
                                          bool platform_dependent)


@@ -318,34 +365,33 @@ wxArtProvider::~wxArtProvider()
             return node->GetData()->DoGetSizeHint(client);
     }
 
             return node->GetData()->DoGetSizeHint(client);
     }
 

-        // else return platform dependent size
-
-#if defined(__WXGTK20__) && !defined(__WXUNIVERSAL__)
-    // Gtk has specific sizes for each client, see artgtk.cpp
-    GtkIconSize gtk_size = wxArtClientToIconSize(client);
-    // no size hints for this client
-    if (gtk_size == GTK_ICON_SIZE_INVALID)
-        return wxDefaultSize;
-    gint width, height;
-    gtk_icon_size_lookup( gtk_size, &width, &height);
-    return wxSize(width, height);
-#else // !GTK+ 2
-    // NB: These size hints may have to be adjusted per platform
-    if (client == wxART_TOOLBAR)
-        return wxSize(16, 15);
-    else if (client == wxART_MENU)
-        return wxSize(16, 15);
-    else if (client == wxART_FRAME_ICON)
-        return wxSize(16, 15);
-    else if (client == wxART_CMN_DIALOG || client == wxART_MESSAGE_BOX)
-        return wxSize(32, 32);
-    else if (client == wxART_HELP_BROWSER)
-        return wxSize(16, 15);
-    else if (client == wxART_BUTTON)
-        return wxSize(16, 15);
-    else // wxART_OTHER or perhaps a user's client, no specified size
-        return wxDefaultSize;
-#endif // GTK+ 2/else
+    return GetNativeSizeHint(client);
+}
+
+#ifndef wxHAS_NATIVE_ART_PROVIDER_IMPL
+/*static*/
+wxSize wxArtProvider::GetNativeSizeHint(const wxArtClient& WXUNUSED(client))
+{
+    // rather than returning some arbitrary value that doesn't make much
+    // sense (as 2.8 used to do), tell the caller that we don't have a clue:
+    return wxDefaultSize;
+}
+
+/*static*/
+void wxArtProvider::InitNativeProvider()
+{
+}
+#endif // !wxHAS_NATIVE_ART_PROVIDER_IMPL
+
+
+/* static */
+bool wxArtProvider::HasNativeProvider()
+{
+#ifdef __WXGTK20__
+    return true;
+#else
+    return false;
+#endif

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -378,6 +424,13 @@ wxArtProvider::~wxArtProvider()
 
 #endif // WXWIN_COMPATIBILITY_2_6
 
 
 #endif // WXWIN_COMPATIBILITY_2_6
 

+#if WXWIN_COMPATIBILITY_2_8
+/* static */ void wxArtProvider::Insert(wxArtProvider *provider)
+{
+    PushBack(provider);
+}
+#endif // WXWIN_COMPATIBILITY_2_8
+

 // ============================================================================
 // wxArtProviderModule
 // ============================================================================
 // ============================================================================
 // wxArtProviderModule
 // ============================================================================


@@ -387,7 +440,12 @@ class wxArtProviderModule: public wxModule
 public:
     bool OnInit()
     {
 public:
     bool OnInit()
     {

+#if wxUSE_ARTPROVIDER_STD

         wxArtProvider::InitStdProvider();
         wxArtProvider::InitStdProvider();

+#endif // wxUSE_ARTPROVIDER_STD
+#if wxUSE_ARTPROVIDER_TANGO
+        wxArtProvider::InitTangoProvider();
+#endif // wxUSE_ARTPROVIDER_TANGO

         wxArtProvider::InitNativeProvider();
         return true;
     }
         wxArtProvider::InitNativeProvider();
         return true;
     }