[ 1522987 ] wxComboCtrl crashes if TAB is pressed while popup is open

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

diff --git a/src/common/artprov.cpp b/src/common/artprov.cpp
index 088fc3a2f82f2aeeac3a60974167c0d3605063d9..04873a0698cc262f0575e7c55adff64e88a81ce2 100644 (file)
--- a/src/common/artprov.cpp
+++ b/src/common/artprov.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        artprov.cpp
+// Name:        src/common/artprov.cpp
 // Purpose:     wxArtProvider class
 // Author:      Vaclav Slavik
 // Modified by:
@@ -13,10 +13,6 @@
 // headers
 // ---------------------------------------------------------------------------
 
-#ifdef __GNUG__
-    #pragma implementation "artprov.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
@@ -25,17 +21,14 @@
 #endif
 
 #ifndef WX_PRECOMP
-    #include "wx/log.h"
     #include "wx/list.h"
+    #include "wx/log.h"
+    #include "wx/hashmap.h"
+    #include "wx/image.h"
 #endif
 
 #include "wx/artprov.h"
-#include "wx/hashmap.h"
 #include "wx/module.h"
-#include "wx/image.h"
-
-// For the purposes of forcing this module to link
-extern char g_ArtProviderModule;
 
 // ===========================================================================
 // implementation
@@ -43,7 +36,7 @@ extern char g_ArtProviderModule;
 
 #include "wx/listimpl.cpp"
 WX_DECLARE_LIST(wxArtProvider, wxArtProvidersList);
-WX_DEFINE_LIST(wxArtProvidersList);
+WX_DEFINE_LIST(wxArtProvidersList)
 
 // ----------------------------------------------------------------------------
 // Cache class - stores already requested bitmaps
@@ -73,20 +66,17 @@ bool wxArtProviderCache::GetBitmap(const wxString& full_id, wxBitmap* bmp)
     wxArtProviderBitmapsHash::iterator entry = m_bitmapsHash.find(full_id);
     if ( entry == m_bitmapsHash.end() )
     {
-        return FALSE;
+        return false;
     }
     else
     {
         *bmp = entry->second;
-        return TRUE;
+        return true;
     }
 }
 
 void wxArtProviderCache::Clear()
 {
-    // Hack to make the default provider link
-    // with the application
-    g_ArtProviderModule = 0;
     m_bitmapsHash.clear();
 }
 
@@ -114,38 +104,41 @@ wxArtProviderCache *wxArtProvider::sm_cache = NULL;
     if ( !sm_providers )
     {
         sm_providers = new wxArtProvidersList;
-        sm_providers->DeleteContents(TRUE);
         sm_cache = new wxArtProviderCache;
     }
 
     sm_providers->Insert(provider);
+    sm_cache->Clear();
 }
 
 /*static*/ bool wxArtProvider::PopProvider()
 {
-    wxCHECK_MSG( sm_providers, FALSE, _T("no wxArtProvider exists") );
-    wxCHECK_MSG( sm_providers->GetCount() > 0, FALSE, _T("wxArtProviders stack is empty") );
+    wxCHECK_MSG( sm_providers, false, _T("no wxArtProvider exists") );
+    wxCHECK_MSG( sm_providers->GetCount() > 0, false, _T("wxArtProviders stack is empty") );
 
-    sm_providers->DeleteNode(sm_providers->GetFirst());
+    delete sm_providers->GetFirst()->GetData();
+    sm_providers->Erase(sm_providers->GetFirst());
     sm_cache->Clear();
-    return TRUE;
+    return true;
 }
 
 /*static*/ bool wxArtProvider::RemoveProvider(wxArtProvider *provider)
 {
-    wxCHECK_MSG( sm_providers, FALSE, _T("no wxArtProvider exists") );
+    wxCHECK_MSG( sm_providers, false, _T("no wxArtProvider exists") );
 
     if ( sm_providers->DeleteObject(provider) )
     {
+        delete provider;
         sm_cache->Clear();
-        return TRUE;
+        return true;
     }
 
-    return FALSE;
+    return false;
 }
 
 /*static*/ void wxArtProvider::CleanUpProviders()
 {
+    WX_CLEAR_LIST(wxArtProvidersList, *sm_providers);
     wxDELETE(sm_providers);
     wxDELETE(sm_cache);
 }
@@ -164,12 +157,13 @@ wxArtProviderCache *wxArtProvider::sm_cache = NULL;
     wxBitmap bmp;
     if ( !sm_cache->GetBitmap(hashId, &bmp) )
     {
-        for (wxArtProvidersList::Node *node = sm_providers->GetFirst();
+        for (wxArtProvidersList::compatibility_iterator node = sm_providers->GetFirst();
              node; node = node->GetNext())
         {
             bmp = node->GetData()->CreateBitmap(id, client, size);
             if ( bmp.Ok() )
             {
+#if wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
                 if ( size != wxDefaultSize &&
                      (bmp.GetWidth() != size.x || bmp.GetHeight() != size.y) )
                 {
@@ -177,6 +171,7 @@ wxArtProviderCache *wxArtProvider::sm_cache = NULL;
                     img.Rescale(size.x, size.y);
                     bmp = wxBitmap(img);
                 }
+#endif
                 break;
             }
         }
@@ -194,25 +189,73 @@ wxArtProviderCache *wxArtProvider::sm_cache = NULL;
     wxCHECK_MSG( sm_providers, wxNullIcon, _T("no wxArtProvider exists") );
 
     wxBitmap bmp = GetBitmap(id, client, size);
-    if ( bmp.Ok() )
-    {
-        wxIcon icon;
-        icon.CopyFromBitmap(bmp);
-        return icon;
-    }
-    else
-    {
+    if ( !bmp.Ok() )
         return wxNullIcon;
-    }
+
+    wxIcon icon;
+    icon.CopyFromBitmap(bmp);
+    return icon;
 }
 
+#if defined(__WXGTK20__) && !defined(__WXUNIVERSAL__)
+    #include "wx/gtk/private.h"
+    extern GtkIconSize wxArtClientToIconSize(const wxArtClient& client);
+#endif // defined(__WXGTK20__) && !defined(__WXUNIVERSAL__)
+
+/*static*/ wxSize wxArtProvider::GetSizeHint(const wxArtClient& client,
+                                         bool platform_dependent)
+{
+    if (!platform_dependent)
+    {
+        wxArtProvidersList::compatibility_iterator node = sm_providers->GetFirst();
+        if (node)
+            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
+}
 
 
 class wxArtProviderModule: public wxModule
 {
 public:
-    bool OnInit() { return TRUE; }
-    void OnExit() { wxArtProvider::CleanUpProviders(); }
+    bool OnInit()
+    {
+        wxArtProvider::InitStdProvider();
+        wxArtProvider::InitNativeProvider();
+        return true;
+    }
+    void OnExit()
+    {
+        wxArtProvider::CleanUpProviders();
+    }
 
     DECLARE_DYNAMIC_CLASS(wxArtProviderModule)
 };