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[wxWidgets.git] / src / msw / bitmap.cpp

diff --git a/src/msw/bitmap.cpp b/src/msw/bitmap.cpp
index ff62b502936de52e6eb0aa01c558d5e7dc238146..9498c65e43f4877c6138649e9472cc060aec96d0 100644 (file)
--- a/src/msw/bitmap.cpp
+++ b/src/msw/bitmap.cpp
@@ -9,42 +9,60 @@
 // Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
 #ifdef __GNUG__
-#pragma implementation "bitmap.h"
+    #pragma implementation "bitmap.h"
 #endif
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-#pragma hdrstop
+    #pragma hdrstop
 #endif
 
 #ifndef WX_PRECOMP
-#include <stdio.h>
-#include "wx/setup.h"
-#include "wx/list.h"
-#include "wx/utils.h"
-#include "wx/app.h"
-#include "wx/palette.h"
-#include "wx/dcmemory.h"
-#include "wx/bitmap.h"
-#include "wx/icon.h"
+    #include <stdio.h>
+
+    #include "wx/list.h"
+    #include "wx/utils.h"
+    #include "wx/app.h"
+    #include "wx/palette.h"
+    #include "wx/dcmemory.h"
+    #include "wx/bitmap.h"
+    #include "wx/icon.h"
 #endif
 
 #include "wx/msw/private.h"
 #include "wx/log.h"
 
-#include "assert.h"
-
 #include "wx/msw/dib.h"
 
+// ----------------------------------------------------------------------------
+// macros
+// ----------------------------------------------------------------------------
+
 #if !USE_SHARED_LIBRARIES
-IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject)
-IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject)
+    IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject)
+    IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject)
 #endif
 
-wxBitmapRefData::wxBitmapRefData(void)
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxBitmapRefData
+// ----------------------------------------------------------------------------
+
+wxBitmapRefData::wxBitmapRefData()
 {
   m_ok = FALSE;
   m_width = 0;
@@ -57,35 +75,56 @@ wxBitmapRefData::wxBitmapRefData(void)
   m_bitmapMask = NULL;
 }
 
-wxBitmapRefData::~wxBitmapRefData(void)
+wxBitmapRefData::~wxBitmapRefData()
 {
-  if (m_selectedInto)
-  {
-    char buf[200];
-    sprintf(buf, "Bitmap was deleted without selecting out of wxMemoryDC %X.", (unsigned int) m_selectedInto);
-    wxFatalError(buf);
-  }
-  if (m_hBitmap)
-  {
-    DeleteObject((HBITMAP) m_hBitmap);
-  }
-  m_hBitmap = 0 ;
+    wxASSERT_MSG( !m_selectedInto,
+                  wxT("deleting bitmap still selected into wxMemoryDC") );
 
-  if (m_bitmapMask)
-    delete m_bitmapMask;
-  m_bitmapMask = NULL;
+    if ( m_hBitmap)
+        DeleteObject((HBITMAP) m_hBitmap);
 
+    if ( m_bitmapMask )
+        delete m_bitmapMask;
 }
 
+// ----------------------------------------------------------------------------
+// wxBitmap
+// ----------------------------------------------------------------------------
+
 wxList wxBitmap::sm_handlers;
 
-wxBitmap::wxBitmap(void)
+wxBitmap::wxBitmap()
 {
   if ( wxTheBitmapList )
     wxTheBitmapList->AddBitmap(this);
 }
 
-wxBitmap::~wxBitmap(void)
+wxBitmap::wxBitmap(const wxBitmap& bitmap)
+{
+    wxIcon *icon = wxDynamicCast(&bitmap, wxIcon);
+    if ( icon )
+    {
+        HDC hdc = ::CreateCompatibleDC(NULL);   // screen DC
+        HBITMAP hbitmap = ::CreateCompatibleBitmap(hdc,
+                                                   icon->GetWidth(),
+                                                   icon->GetHeight());
+        ::SelectObject(hdc, hbitmap);
+        ::DrawIcon(hdc, 0, 0, (HICON)icon->GetHICON());
+
+        ::DeleteDC(hdc);
+
+        SetHBITMAP((WXHBITMAP)hbitmap);
+    }
+    else
+    {
+        Ref(bitmap);
+    }
+
+    if ( wxTheBitmapList )
+        wxTheBitmapList->AddBitmap(this);
+}
+
+wxBitmap::~wxBitmap()
 {
     if (wxTheBitmapList)
         wxTheBitmapList->DeleteObject(this);
@@ -96,12 +135,9 @@ bool wxBitmap::FreeResource(bool WXUNUSED(force))
   if ( !M_BITMAPDATA )
   return FALSE;
 
-  if (M_BITMAPDATA->m_selectedInto)
-  {
-    char buf[200];
-    sprintf(buf, "Bitmap %X was deleted without selecting out of wxMemoryDC %X.", (unsigned int) this, (unsigned int) M_BITMAPDATA->m_selectedInto);
-    wxFatalError(buf);
-  }
+  wxASSERT_MSG( !M_BITMAPDATA->m_selectedInto,
+                wxT("freeing bitmap still selected into wxMemoryDC") );
+
   if (M_BITMAPDATA->m_hBitmap)
   {
     DeleteObject((HBITMAP) M_BITMAPDATA->m_hBitmap);
@@ -208,7 +244,7 @@ bool wxBitmap::LoadFile(const wxString& filename, long type)
   wxBitmapHandler *handler = FindHandler(type);
 
   if ( handler == NULL ) {
-    wxLogWarning("no bitmap handler for type %d defined.", type);
+    wxLogWarning(wxT("no bitmap handler for type %d defined."), type);
 
     return FALSE;
   }
@@ -225,7 +261,7 @@ bool wxBitmap::Create(void *data, long type, int width, int height, int depth)
   wxBitmapHandler *handler = FindHandler(type);
 
   if ( handler == NULL ) {
-    wxLogWarning("no bitmap handler for type %d defined.", type);
+    wxLogWarning(wxT("no bitmap handler for type %d defined."), type);
 
     return FALSE;
   }
@@ -238,7 +274,7 @@ bool wxBitmap::SaveFile(const wxString& filename, int type, const wxPalette *pal
   wxBitmapHandler *handler = FindHandler(type);
 
   if ( handler == NULL ) {
-    wxLogWarning("no bitmap handler for type %d defined.", type);
+    wxLogWarning(wxT("no bitmap handler for type %d defined."), type);
 
     return FALSE;
   }
@@ -305,9 +341,10 @@ void wxBitmap::SetMask(wxMask *mask)
 void wxBitmap::SetHBITMAP(WXHBITMAP bmp)
 {
   if (!M_BITMAPDATA)
-  m_refData = new wxBitmapRefData;
+    m_refData = new wxBitmapRefData;
 
   M_BITMAPDATA->m_hBitmap = bmp;
+  M_BITMAPDATA->m_ok = bmp != 0;
 }
 
 void wxBitmap::AddHandler(wxBitmapHandler *handler)
@@ -435,7 +472,7 @@ wxBitmap wxBitmap::GetBitmapForDC(wxDC& dc) const
  * wxMask
  */
 
-wxMask::wxMask(void)
+wxMask::wxMask()
 {
     m_maskBitmap = 0;
 }
@@ -463,7 +500,7 @@ wxMask::wxMask(const wxBitmap& bitmap)
   Create(bitmap);
 }
 
-wxMask::~wxMask(void)
+wxMask::~wxMask()
 {
     if ( m_maskBitmap )
         ::DeleteObject((HBITMAP) m_maskBitmap);
@@ -601,7 +638,7 @@ class WXDLLEXPORT wxBMPResourceHandler: public wxBitmapHandler
 {
   DECLARE_DYNAMIC_CLASS(wxBMPResourceHandler)
 public:
-  inline wxBMPResourceHandler(void)
+  inline wxBMPResourceHandler()
   {
   m_name = "Windows bitmap resource";
   m_extension = "";
@@ -620,17 +657,22 @@ bool wxBMPResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long
     M_BITMAPHANDLERDATA->m_hBitmap = (WXHBITMAP) ::LoadBitmap(wxGetInstance(), name);
     if (M_BITMAPHANDLERDATA->m_hBitmap)
     {
-      M_BITMAPHANDLERDATA->m_ok = TRUE;
-      BITMAP bm;
-      GetObject((HBITMAP) M_BITMAPHANDLERDATA->m_hBitmap, sizeof(BITMAP), (LPSTR) &bm);
-      M_BITMAPHANDLERDATA->m_width = bm.bmWidth;
-      M_BITMAPHANDLERDATA->m_height = bm.bmHeight;
-      M_BITMAPHANDLERDATA->m_depth = bm.bmBitsPixel;
-      return TRUE;
+        M_BITMAPHANDLERDATA->m_ok = TRUE;
+        BITMAP bm;
+        GetObject((HBITMAP) M_BITMAPHANDLERDATA->m_hBitmap, sizeof(BITMAP), (LPSTR) &bm);
+        M_BITMAPHANDLERDATA->m_width = bm.bmWidth;
+        M_BITMAPHANDLERDATA->m_height = bm.bmHeight;
+        M_BITMAPHANDLERDATA->m_depth = bm.bmBitsPixel;
+
+        if ( bitmap->IsKindOf(CLASSINFO(wxIcon)) )
+        {
+        }
+
+        return TRUE;
     }
 
   // it's probably not found
-  wxLogError("Can't load bitmap '%s' from resources! Check .rc file.", name.c_str());
+  wxLogError(wxT("Can't load bitmap '%s' from resources! Check .rc file."), name.c_str());
 
   return FALSE;
 }
@@ -639,7 +681,7 @@ class WXDLLEXPORT wxBMPFileHandler: public wxBitmapHandler
 {
   DECLARE_DYNAMIC_CLASS(wxBMPFileHandler)
 public:
-  inline wxBMPFileHandler(void)
+  inline wxBMPFileHandler()
   {
   m_name = "Windows bitmap file";
   m_extension = "bmp";
@@ -670,7 +712,10 @@ bool wxBMPFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long WXU
       palette = NULL;
     }
     if (palette)
-      M_BITMAPHANDLERDATA->m_bitmapPalette = *palette;
+    {
+        M_BITMAPHANDLERDATA->m_bitmapPalette = *palette;
+        delete palette;
+    }
     return success;
 #else
   return FALSE;
@@ -689,7 +734,7 @@ bool wxBMPFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int WXUN
 #endif
 }
 
-void wxBitmap::CleanUpHandlers(void)
+void wxBitmap::CleanUpHandlers()
 {
   wxNode *node = sm_handlers.First();
   while ( node )
@@ -702,7 +747,7 @@ void wxBitmap::CleanUpHandlers(void)
   }
 }
 
-void wxBitmap::InitStandardHandlers(void)
+void wxBitmap::InitStandardHandlers()
 {
   AddHandler(new wxBMPResourceHandler);
   AddHandler(new wxBMPFileHandler);