/////////////////////////////////////////////////////////////////////////////
// Name: src/common/iconbndl.cpp
// Purpose: wxIconBundle
-// Author: Mattia Barbon
+// Author: Mattia Barbon, Vadim Zeitlin
// Created: 23.03.2002
// RCS-ID: $Id$
// Copyright: (c) Mattia barbon
#ifndef WX_PRECOMP
#include "wx/settings.h"
- #include "wx/icon.h"
#include "wx/log.h"
#include "wx/intl.h"
#include "wx/bitmap.h"
#include "wx/image.h"
+ #include "wx/stream.h"
#endif
-#include "wx/arrimpl.cpp"
+#include "wx/wfstream.h"
+#include "wx/arrimpl.cpp"
WX_DEFINE_OBJARRAY(wxIconArray)
-const wxIconBundle& wxIconBundle::operator =( const wxIconBundle& ic )
+IMPLEMENT_DYNAMIC_CLASS(wxIconBundle, wxGDIObject)
+
+#define M_ICONBUNDLEDATA static_cast<wxIconBundleRefData*>(m_refData)
+
+// ----------------------------------------------------------------------------
+// wxIconBundleRefData
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxIconBundleRefData : public wxGDIRefData
+{
+public:
+ wxIconBundleRefData() { }
+
+ // We need the copy ctor for CloneGDIRefData() but notice that we use the
+ // base class default ctor in it and not the copy one which it doesn't have.
+ wxIconBundleRefData(const wxIconBundleRefData& other)
+ : wxGDIRefData(),
+ m_icons(other.m_icons)
+ {
+ }
+
+ // default assignment operator and dtor are ok
+
+ virtual bool IsOk() const { return !m_icons.empty(); }
+
+ wxIconArray m_icons;
+};
+
+// ============================================================================
+// wxIconBundle implementation
+// ============================================================================
+
+wxIconBundle::wxIconBundle()
+{
+}
+
+#if wxUSE_STREAMS && wxUSE_IMAGE
+
+#if wxUSE_FFILE || wxUSE_FILE
+wxIconBundle::wxIconBundle(const wxString& file, wxBitmapType type)
+ : wxGDIObject()
+{
+ AddIcon(file, type);
+}
+#endif // wxUSE_FFILE || wxUSE_FILE
+
+wxIconBundle::wxIconBundle(wxInputStream& stream, wxBitmapType type)
+ : wxGDIObject()
{
- if( this == &ic ) return *this;
+ AddIcon(stream, type);
+}
+#endif // wxUSE_STREAMS && wxUSE_IMAGE
- size_t i, max = ic.m_icons.GetCount();
+wxIconBundle::wxIconBundle(const wxIcon& icon)
+ : wxGDIObject()
+{
+ AddIcon(icon);
+}
- DeleteIcons();
- for( i = 0; i < max; ++i )
- m_icons.Add( ic.m_icons[i] );
+wxGDIRefData *wxIconBundle::CreateGDIRefData() const
+{
+ return new wxIconBundleRefData;
+}
- return *this;
+wxGDIRefData *wxIconBundle::CloneGDIRefData(const wxGDIRefData *data) const
+{
+ return new wxIconBundleRefData(*static_cast<const wxIconBundleRefData *>(data));
}
void wxIconBundle::DeleteIcons()
{
- m_icons.Empty();
+ UnRef();
}
-#if wxUSE_IMAGE
-void wxIconBundle::AddIcon( const wxString& file, long type )
-#else
-void wxIconBundle::AddIcon( const wxString& WXUNUSED(file), long WXUNUSED(type) )
-#endif
+#if wxUSE_STREAMS && wxUSE_IMAGE
+
+namespace
+{
+
+// Adds icon from 'input' to the bundle. Shows 'errorMessage' on failure
+// (it must contain "%d", because it is used to report # of image in the file
+// that failed to load):
+void DoAddIcon(wxIconBundle& bundle,
+ wxInputStream& input,
+ wxBitmapType type,
+ const wxString& errorMessage)
{
-#if wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
- size_t count = wxImage::GetImageCount( file, type );
- size_t i;
wxImage image;
- for( i = 0; i < count; ++i )
+ const wxFileOffset posOrig = input.TellI();
+
+ const size_t count = wxImage::GetImageCount(input, type);
+ for ( size_t i = 0; i < count; ++i )
{
- if( !image.LoadFile( file, type, i ) )
+ if ( i )
+ {
+ // the call to LoadFile() for the first sub-image updated the
+ // stream position but we need to start reading the subsequent
+ // sub-image at the image beginning too
+ input.SeekI(posOrig);
+ }
+
+ if ( !image.LoadFile(input, type, i) )
{
- wxLogError( _("Failed to load image %d from file '%s'."),
- i, file.c_str() );
+ wxLogError(errorMessage, i);
continue;
}
- wxIcon* tmp = new wxIcon();
- tmp->CopyFromBitmap( wxBitmap( image ) );
- AddIcon( *tmp );
- delete tmp;
+ if ( type == wxBITMAP_TYPE_ANY )
+ {
+ // store the type so that we don't need to try all handlers again
+ // for the subsequent images, they should all be of the same type
+ type = image.GetType();
+ }
+
+ wxIcon tmp;
+ tmp.CopyFromBitmap(wxBitmap(image));
+ bundle.AddIcon(tmp);
}
-#endif
}
-const wxIcon& wxIconBundle::GetIcon( const wxSize& size ) const
-{
- size_t i, max = m_icons.GetCount();
- wxCoord sysX = wxSystemSettings::GetMetric( wxSYS_ICON_X ),
- sysY = wxSystemSettings::GetMetric( wxSYS_ICON_Y );
+} // anonymous namespace
- wxIcon *sysIcon = 0;
- // temp. variable needed to fix Borland C++ 5.5.1 problem
- // with passing a return value through two functions
- wxIcon *tmp;
+#if wxUSE_FFILE || wxUSE_FILE
- for( i = 0; i < max; i++ )
+void wxIconBundle::AddIcon(const wxString& file, wxBitmapType type)
+{
+#ifdef __WXMAC__
+ // Deal with standard icons
+ if ( type == wxBITMAP_TYPE_ICON_RESOURCE )
{
- if( !m_icons[i].Ok() )
- continue;
- wxCoord sx = m_icons[i].GetWidth(), sy = m_icons[i].GetHeight();
- // requested size
- if( sx == size.x && sy == size.y )
+ wxIcon tmp(file, type);
+ if (tmp.IsOk())
{
- tmp = &m_icons[i]; // fix for broken BCC
- return *tmp;
+ AddIcon(tmp);
+ return;
}
- // keep track if there is a system-size icon
- if( sx == sysX && sy == sysY )
- sysIcon = &m_icons[i];
}
+#endif // __WXMAC__
+
+#if wxUSE_FFILE
+ wxFFileInputStream stream(file);
+#elif wxUSE_FILE
+ wxFileInputStream stream(file);
+#endif
+ DoAddIcon
+ (
+ *this,
+ stream, type,
+ wxString::Format(_("Failed to load image %%d from file '%s'."), file)
+ );
+}
+
+#endif // wxUSE_FFILE || wxUSE_FILE
- // return the system-sized icon if we've got one
- if( sysIcon ) return *sysIcon;
- // return the first icon, if we have one
- if( max > 0 ) // fix for broken BCC
- tmp = &m_icons[0];
- else
- tmp = &wxNullIcon;
- return *tmp;
+void wxIconBundle::AddIcon(wxInputStream& stream, wxBitmapType type)
+{
+ DoAddIcon(*this, stream, type, _("Failed to load image %d from stream."));
}
-void wxIconBundle::AddIcon( const wxIcon& icon )
+#endif // wxUSE_STREAMS && wxUSE_IMAGE
+
+wxIcon wxIconBundle::GetIcon(const wxSize& size) const
{
- size_t i, max = m_icons.GetCount();
+ const size_t count = GetIconCount();
- for( i = 0; i < max; ++i )
+ // optimize for the common case of icon bundles containing one icon only
+ wxIcon iconBest;
+ switch ( count )
{
- wxIcon& tmp = m_icons[i];
- if( tmp.Ok() && tmp.GetWidth() == icon.GetWidth() &&
- tmp.GetHeight() == icon.GetHeight() )
+ case 0:
+ // nothing to do, iconBest is already invalid
+ break;
+
+ case 1:
+ iconBest = M_ICONBUNDLEDATA->m_icons[0];
+ break;
+
+ default:
+ // there is more than one icon, find the best match:
+ wxCoord sysX = wxSystemSettings::GetMetric( wxSYS_ICON_X ),
+ sysY = wxSystemSettings::GetMetric( wxSYS_ICON_Y );
+
+ const wxIconArray& iconArray = M_ICONBUNDLEDATA->m_icons;
+ for ( size_t i = 0; i < count; i++ )
+ {
+ const wxIcon& icon = iconArray[i];
+ wxCoord sx = icon.GetWidth(),
+ sy = icon.GetHeight();
+
+ // if we got an icon of exactly the requested size, we're done
+ if ( sx == size.x && sy == size.y )
+ {
+ iconBest = icon;
+ break;
+ }
+
+ // the best icon is by default (arbitrarily) the first one but
+ // if we find a system-sized icon, take it instead
+ if ((sx == sysX && sy == sysY) || !iconBest.IsOk())
+ iconBest = icon;
+ }
+ }
+
+#if defined( __WXMAC__ ) && wxOSX_USE_CARBON
+ return wxIcon(iconBest.GetHICON(), size);
+#else
+ return iconBest;
+#endif
+}
+
+wxIcon wxIconBundle::GetIconOfExactSize(const wxSize& size) const
+{
+ wxIcon icon = GetIcon(size);
+ if ( icon.IsOk() &&
+ (icon.GetWidth() != size.x || icon.GetHeight() != size.y) )
+ {
+ icon = wxNullIcon;
+ }
+
+ return icon;
+}
+
+void wxIconBundle::AddIcon(const wxIcon& icon)
+{
+ wxCHECK_RET( icon.IsOk(), wxT("invalid icon") );
+
+ AllocExclusive();
+
+ wxIconArray& iconArray = M_ICONBUNDLEDATA->m_icons;
+
+ // replace existing icon with the same size if we already have it
+ const size_t count = iconArray.size();
+ for ( size_t i = 0; i < count; ++i )
+ {
+ wxIcon& tmp = iconArray[i];
+ if ( tmp.IsOk() &&
+ tmp.GetWidth() == icon.GetWidth() &&
+ tmp.GetHeight() == icon.GetHeight() )
{
tmp = icon;
return;
}
}
- m_icons.Add( icon );
+ // if we don't, add an icon with new size
+ iconArray.Add(icon);
+}
+
+size_t wxIconBundle::GetIconCount() const
+{
+ return IsOk() ? M_ICONBUNDLEDATA->m_icons.size() : 0;
+}
+
+wxIcon wxIconBundle::GetIconByIndex(size_t n) const
+{
+ wxCHECK_MSG( n < GetIconCount(), wxNullIcon, wxT("invalid index") );
+
+ return M_ICONBUNDLEDATA->m_icons[n];
}
projects / wxWidgets.git / blobdiff