///////////////////////////////////////////////////////////////////////////////
-// Name: msw/gdiimage.cpp
+// Name: src/msw/gdiimage.cpp
// Purpose: wxGDIImage implementation
// Author: Vadim Zeitlin
// Modified by:
// Created: 20.11.99
// RCS-ID: $Id$
// Copyright: (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence: wxWindows license
+// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// ============================================================================
// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
- #pragma implementation "gdiimage.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifndef WX_PRECOMP
#include "wx/string.h"
#include "wx/log.h"
+ #include "wx/app.h"
+ #include "wx/bitmap.h"
#endif // WX_PRECOMP
#include "wx/msw/private.h"
-#include "wx/app.h"
+#include "wx/msw/gdiimage.h"
-#ifndef __WXMICROWIN__
+#if wxUSE_WXDIB
#include "wx/msw/dib.h"
#endif
-#include "wx/msw/bitmap.h"
-#include "wx/msw/gdiimage.h"
-#include "wx/bitmap.h"
+#ifdef __WXWINCE__
+#include <winreg.h>
+#include <shellapi.h>
+#endif
+
+#include "wx/file.h"
-#ifdef __WIN16__
-# include "wx/msw/curico.h"
-#endif // __WIN16__
+#include "wx/listimpl.cpp"
+WX_DEFINE_LIST(wxGDIImageHandlerList)
// ----------------------------------------------------------------------------
// private classes
int WXUNUSED(height),
int WXUNUSED(depth) = 1)
{
- return FALSE;
+ return false;
}
virtual bool Save(wxGDIImage *WXUNUSED(image),
const wxString& WXUNUSED(name),
int WXUNUSED(type))
{
- return FALSE;
+ return false;
}
virtual bool Load(wxGDIImage *image,
int desiredWidth, int desiredHeight)
{
wxIcon *icon = wxDynamicCast(image, wxIcon);
- wxCHECK_MSG( icon, FALSE, _T("wxIconHandler only works with icons") );
+ wxCHECK_MSG( icon, false, _T("wxIconHandler only works with icons") );
return LoadIcon(icon, name, flags, desiredWidth, desiredHeight);
}
{
}
+protected:
virtual bool LoadIcon(wxIcon *icon,
const wxString& name, long flags,
int desiredWidth = -1, int desiredHeight = -1);
{
}
+protected:
virtual bool LoadIcon(wxIcon *icon,
const wxString& name, long flags,
int desiredWidth = -1, int desiredHeight = -1);
// wxWin macros
// ----------------------------------------------------------------------------
- IMPLEMENT_DYNAMIC_CLASS(wxBMPFileHandler, wxBitmapHandler)
- IMPLEMENT_DYNAMIC_CLASS(wxBMPResourceHandler, wxBitmapHandler)
- IMPLEMENT_DYNAMIC_CLASS(wxICOFileHandler, wxGDIImageHandler)
- IMPLEMENT_DYNAMIC_CLASS(wxICOResourceHandler, wxGDIImageHandler)
+IMPLEMENT_DYNAMIC_CLASS(wxBMPFileHandler, wxBitmapHandler)
+IMPLEMENT_DYNAMIC_CLASS(wxBMPResourceHandler, wxBitmapHandler)
+IMPLEMENT_DYNAMIC_CLASS(wxICOFileHandler, wxObject)
+IMPLEMENT_DYNAMIC_CLASS(wxICOResourceHandler, wxObject)
// ----------------------------------------------------------------------------
// private functions
// ----------------------------------------------------------------------------
-static wxSize GetHiconSize(HICON hicon);
#endif
// __MICROWIN__
// implementation
// ============================================================================
-wxList wxGDIImage::ms_handlers;
+wxGDIImageHandlerList wxGDIImage::ms_handlers;
// ----------------------------------------------------------------------------
// wxGDIImage functions forwarded to wxGDIImageRefData
GetGDIImageData()->m_handle = 0;
}
- return TRUE;
+ return true;
}
-WXHANDLE wxGDIImage::GetResourceHandle()
+WXHANDLE wxGDIImage::GetResourceHandle() const
{
return GetHandle();
}
if ( handler )
{
ms_handlers.DeleteObject(handler);
- return TRUE;
+ return true;
}
else
- return FALSE;
+ return false;
}
wxGDIImageHandler *wxGDIImage::FindHandler(const wxString& name)
{
- wxNode *node = ms_handlers.First();
+ wxGDIImageHandlerList::compatibility_iterator node = ms_handlers.GetFirst();
while ( node )
{
- wxGDIImageHandler *handler = (wxGDIImageHandler *)node->Data();
+ wxGDIImageHandler *handler = node->GetData();
if ( handler->GetName() == name )
return handler;
- node = node->Next();
+ node = node->GetNext();
}
return NULL;
wxGDIImageHandler *wxGDIImage::FindHandler(const wxString& extension,
long type)
{
- wxNode *node = ms_handlers.First();
+ wxGDIImageHandlerList::compatibility_iterator node = ms_handlers.GetFirst();
while ( node )
{
- wxGDIImageHandler *handler = (wxGDIImageHandler *)node->Data();
- if ( (handler->GetExtension() = extension) &&
+ wxGDIImageHandler *handler = node->GetData();
+ if ( (handler->GetExtension() == extension) &&
(type == -1 || handler->GetType() == type) )
{
return handler;
}
- node = node->Next();
+ node = node->GetNext();
}
return NULL;
}
wxGDIImageHandler *wxGDIImage::FindHandler(long type)
{
- wxNode *node = ms_handlers.First();
+ wxGDIImageHandlerList::compatibility_iterator node = ms_handlers.GetFirst();
while ( node )
{
- wxGDIImageHandler *handler = (wxGDIImageHandler *)node->Data();
+ wxGDIImageHandler *handler = node->GetData();
if ( handler->GetType() == type )
return handler;
- node = node->Next();
+ node = node->GetNext();
}
return NULL;
void wxGDIImage::CleanUpHandlers()
{
- wxNode *node = ms_handlers.First();
+ wxGDIImageHandlerList::compatibility_iterator node = ms_handlers.GetFirst();
while ( node )
{
- wxGDIImageHandler *handler = (wxGDIImageHandler *)node->Data();
- wxNode *next = node->Next();
+ wxGDIImageHandler *handler = node->GetData();
+ wxGDIImageHandlerList::compatibility_iterator next = node->GetNext();
delete handler;
- delete node;
+ ms_handlers.Erase( node );
node = next;
}
}
// TODO: load colourmap.
bitmap->SetHBITMAP((WXHBITMAP)::LoadBitmap(wxGetInstance(), name));
- wxBitmapRefData *data = bitmap->GetBitmapData();
- if ( bitmap->Ok() )
- {
- BITMAP bm;
- if ( !::GetObject(GetHbitmapOf(*bitmap), sizeof(BITMAP), (LPSTR) &bm) )
- {
- wxLogLastError(wxT("GetObject(HBITMAP)"));
- }
-
- data->m_width = bm.bmWidth;
- data->m_height = bm.bmHeight;
- data->m_depth = bm.bmBitsPixel;
- }
- else
+ if ( !bitmap->Ok() )
{
// it's probably not found
wxLogError(wxT("Can't load bitmap '%s' from resources! Check .rc file."),
name.c_str());
+
+ return false;
}
- return bitmap->Ok();
+ BITMAP bm;
+ if ( !::GetObject(GetHbitmapOf(*bitmap), sizeof(BITMAP), (LPSTR) &bm) )
+ {
+ wxLogLastError(wxT("GetObject(HBITMAP)"));
+ }
+
+ bitmap->SetWidth(bm.bmWidth);
+ bitmap->SetHeight(bm.bmHeight);
+ bitmap->SetDepth(bm.bmBitsPixel);
+
+ // use 0xc0c0c0 as transparent colour by default
+ bitmap->SetMask(new wxMask(*bitmap, *wxLIGHT_GREY));
+
+ return true;
}
bool wxBMPFileHandler::LoadFile(wxBitmap *bitmap,
int WXUNUSED(desiredWidth),
int WXUNUSED(desiredHeight))
{
-#if wxUSE_IMAGE_LOADING_IN_MSW
- wxPalette *palette = NULL;
- bool success = wxLoadIntoBitmap(WXSTRINGCAST name, bitmap, &palette) != 0;
- if ( success && palette )
- {
- bitmap->SetPalette(*palette);
- }
+#if wxUSE_WXDIB
+ wxCHECK_MSG( bitmap, false, _T("NULL bitmap in LoadFile") );
- // it was copied by the bitmap if it was loaded successfully
- delete palette;
+ wxDIB dib(name);
- return success;
+ return dib.IsOk() && bitmap->CopyFromDIB(dib);
#else
- return FALSE;
+ return false;
#endif
}
bool wxBMPFileHandler::SaveFile(wxBitmap *bitmap,
const wxString& name,
int WXUNUSED(type),
- const wxPalette *pal)
+ const wxPalette * WXUNUSED(pal))
{
-#if wxUSE_IMAGE_LOADING_IN_MSW
- wxPalette *actualPalette = (wxPalette *)pal;
- if ( !actualPalette )
- actualPalette = bitmap->GetPalette();
- return wxSaveBitmap(WXSTRINGCAST name, bitmap, actualPalette) != 0;
+#if wxUSE_WXDIB
+ wxCHECK_MSG( bitmap, false, _T("NULL bitmap in SaveFile") );
+
+ wxDIB dib(*bitmap);
+
+ return dib.Save(name);
#else
- return FALSE;
+ return false;
#endif
}
long WXUNUSED(flags),
int desiredWidth, int desiredHeight)
{
-#if wxUSE_RESOURCE_LOADING_IN_MSW
icon->UnRef();
// actual size
wxSize size;
-#ifdef __WIN32__
HICON hicon = NULL;
- // Parse the filename: it may be of the form
- // filename;n in order to specify the nth icon in the file.
- // For the moment, ignore the issue of possible semicolons in the filename.
+ // Parse the filename: it may be of the form "filename;n" in order to
+ // specify the nth icon in the file.
+ //
+ // For the moment, ignore the issue of possible semicolons in the
+ // filename.
int iconIndex = 0;
- wxString name1(name);
+ wxString nameReal(name);
wxString strIconIndex = name.AfterLast(wxT(';'));
- if (!strIconIndex.IsEmpty())
+ if (strIconIndex != name)
{
iconIndex = wxAtoi(strIconIndex);
- name1 = name.BeforeLast(wxT(';'));
+ nameReal = name.BeforeLast(wxT(';'));
}
- // were we asked for a large icon?
+#if 0
+ // If we don't know what size icon we're looking for,
+ // try to find out what's there.
+ // Unfortunately this doesn't work, because ExtractIconEx
+ // will scale the icon to the 'desired' size, even if that
+ // size of icon isn't explicitly stored. So we would have
+ // to parse the icon file outselves.
+ if ( desiredWidth == -1 &&
+ desiredHeight == -1)
+ {
+ // Try loading a large icon first
+ if ( ::ExtractIconEx(nameReal, iconIndex, &hicon, NULL, 1) == 1)
+ {
+ }
+ // Then try loading a small icon
+ else if ( ::ExtractIconEx(nameReal, iconIndex, NULL, &hicon, 1) == 1)
+ {
+ }
+ }
+ else
+#endif
+ // were we asked for a large icon?
if ( desiredWidth == ::GetSystemMetrics(SM_CXICON) &&
desiredHeight == ::GetSystemMetrics(SM_CYICON) )
{
// get the specified large icon from file
- if ( !::ExtractIconEx(name1, iconIndex, &hicon, NULL, 1) )
+ if ( !::ExtractIconEx(nameReal, iconIndex, &hicon, NULL, 1) )
{
// it is not an error, but it might still be useful to be informed
// about it optionally
desiredHeight == ::GetSystemMetrics(SM_CYSMICON) )
{
// get the specified small icon from file
- if ( !::ExtractIconEx(name1, iconIndex, NULL, &hicon, 1) )
+ if ( !::ExtractIconEx(nameReal, iconIndex, NULL, &hicon, 1) )
{
wxLogTrace(_T("iconload"),
_T("No small icons found in the file '%s'."),
}
//else: not standard size, load below
+#ifndef __WXWINCE__
if ( !hicon )
{
- // take any (the first one) icon from the file by default
- hicon = ::ExtractIcon(wxGetInstance(), name1, 0 /* first */);
+ // take any size icon from the file by index
+ hicon = ::ExtractIcon(wxGetInstance(), nameReal, iconIndex);
}
+#endif
if ( !hicon )
{
wxLogSysError(_T("Failed to load icon from the file '%s'"),
name.c_str());
- return FALSE;
+ return false;
}
- size = GetHiconSize(hicon);
-#else // Win16
- HICON hicon = ReadIconFile((wxChar *)name.c_str(),
- wxGetInstance(),
- &size.x, &size.y);
-#endif // Win32/Win16
+ size = wxGetHiconSize(hicon);
if ( (desiredWidth != -1 && desiredWidth != size.x) ||
(desiredHeight != -1 && desiredHeight != size.y) )
{
wxLogTrace(_T("iconload"),
- _T("Returning FALSE from wxICOFileHandler::Load because of the size mismatch: actual (%d, %d), requested (%d, %d)"),
+ _T("Returning false from wxICOFileHandler::Load because of the size mismatch: actual (%d, %d), requested (%d, %d)"),
size.x, size.y,
desiredWidth, desiredHeight);
::DestroyIcon(hicon);
- return FALSE;
+ return false;
}
icon->SetHICON((WXHICON)hicon);
icon->SetSize(size.x, size.y);
return icon->Ok();
-#else
- return FALSE;
-#endif
}
bool wxICOResourceHandler::LoadIcon(wxIcon *icon,
{
HICON hicon;
-#if defined(__WIN32__) && !defined(__SC__)
- if ( desiredWidth != -1 && desiredHeight != -1 )
+ // do we need the icon of the specific size or would any icon do?
+ bool hasSize = desiredWidth != -1 || desiredHeight != -1;
+
+ wxASSERT_MSG( !hasSize || (desiredWidth != -1 && desiredHeight != -1),
+ _T("width and height should be either both -1 or not") );
+
+ // try to load the icon from this program first to allow overriding the
+ // standard icons (although why one would want to do it considering that
+ // we already have wxApp::GetStdIcon() is unclear)
+
+ // note that we can't just always call LoadImage() because it seems to do
+ // some icon rescaling internally which results in very ugly 16x16 icons
+ if ( hasSize )
{
hicon = (HICON)::LoadImage(wxGetInstance(), name, IMAGE_ICON,
desiredWidth, desiredHeight,
LR_DEFAULTCOLOR);
}
else
-#endif // Win32
{
hicon = ::LoadIcon(wxGetInstance(), name);
}
- wxSize size = GetHiconSize(hicon);
- icon->SetSize(size.x, size.y);
-
- // Override the found values with desired values
- if ( desiredWidth > -1 && desiredHeight > -1 )
+ // next check if it's not a standard icon
+#ifndef __WXWINCE__
+ if ( !hicon && !hasSize )
{
- icon->SetSize(desiredWidth, desiredHeight);
+ static const struct
+ {
+ const wxChar *name;
+ LPTSTR id;
+ } stdIcons[] =
+ {
+ { wxT("wxICON_QUESTION"), IDI_QUESTION },
+ { wxT("wxICON_WARNING"), IDI_EXCLAMATION },
+ { wxT("wxICON_ERROR"), IDI_HAND },
+ { wxT("wxICON_INFORMATION"), IDI_ASTERISK },
+ };
+
+ for ( size_t nIcon = 0; !hicon && nIcon < WXSIZEOF(stdIcons); nIcon++ )
+ {
+ if ( name == stdIcons[nIcon].name )
+ {
+ hicon = ::LoadIcon((HINSTANCE)NULL, stdIcons[nIcon].id);
+ }
+ }
}
+#endif
+
+ wxSize size = wxGetHiconSize(hicon);
+ icon->SetSize(size.x, size.y);
icon->SetHICON((WXHICON)hicon);
// private functions
// ----------------------------------------------------------------------------
-static wxSize GetHiconSize(HICON hicon)
+wxSize wxGetHiconSize(HICON WXUNUSED_IN_WINCE(hicon))
{
- wxSize size(32, 32); // default
+ // default icon size on this hardware
+ // usually 32x32 but can be other (smaller) on pocket devices
+ wxSize size(::GetSystemMetrics(SM_CXICON), ::GetSystemMetrics(SM_CYICON));
-#ifdef __WIN32__
- // Win32s doesn't have GetIconInfo function...
- if ( hicon && wxGetOsVersion() != wxWIN32S )
+#ifndef __WXWINCE__
+ if (hicon)
{
ICONINFO info;
if ( !::GetIconInfo(hicon, &info) )
return size;
}
-#endif
- // __WXMICROWIN__
+
+#endif // __WXMICROWIN__
projects / wxWidgets.git / blobdiff