X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2fd85ab3e86fceb569c982a4ee3555a98bcf5786..74a8f67d96591cec101def2a7d47c64072aff7fd:/src/common/iconbndl.cpp diff --git a/src/common/iconbndl.cpp b/src/common/iconbndl.cpp index e15376f5bb..186d4df0cc 100644 --- a/src/common/iconbndl.cpp +++ b/src/common/iconbndl.cpp @@ -1,7 +1,7 @@ ///////////////////////////////////////////////////////////////////////////// // 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 @@ -19,124 +19,275 @@ #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(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(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 ) { - wxLogError( _("Failed to load image %d from file '%s'."), - i, file.c_str() ); + // 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(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); } +} + +} // anonymous namespace + +#if wxUSE_FFILE || wxUSE_FILE + +void wxIconBundle::AddIcon(const wxString& file, wxBitmapType type) +{ +#ifdef __WXMAC__ + // Deal with standard icons + if ( type == wxBITMAP_TYPE_ICON_RESOURCE ) + { + wxIcon tmp(file, type); + if (tmp.IsOk()) + { + AddIcon(tmp); + return; + } + } +#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) + ); } -const wxIcon& wxIconBundle::GetIcon( const wxSize& size ) const +#endif // wxUSE_FFILE || wxUSE_FILE + +void wxIconBundle::AddIcon(wxInputStream& stream, wxBitmapType type) { - // temp. variable needed to fix Borland C++ 5.5.1 problem - // with passing a return value through two functions - wxIcon *tmp; + DoAddIcon(*this, stream, type, _("Failed to load image %d from stream.")); +} - size_t max = m_icons.GetCount(); +#endif // wxUSE_STREAMS && wxUSE_IMAGE - // if we have one or no icon, we can return now without doing more work: - if ( max <= 1 ) +wxIcon wxIconBundle::GetIcon(const wxSize& size) const +{ + const size_t count = GetIconCount(); + + // optimize for the common case of icon bundles containing one icon only + wxIcon iconBest; + switch ( count ) { - if ( max == 1 ) // fix for broken BCC - tmp = &m_icons[0]; - else // max == 0 - tmp = &wxNullIcon; - return *tmp; - } + 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 ); - // there are more icons, 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(); - wxIcon *sysIcon = 0; + // if we got an icon of exactly the requested size, we're done + if ( sx == size.x && sy == size.y ) + { + iconBest = icon; + break; + } - for( size_t i = 0; i < max; i++ ) + // 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) ) { - 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 ) - { - tmp = &m_icons[i]; // fix for broken BCC - return *tmp; - } - // keep track if there is a system-size icon - if( sx == sysX && sy == sysY ) - sysIcon = &m_icons[i]; + icon = wxNullIcon; } - // return the system-sized icon if we've got one - if( sysIcon ) return *sysIcon; - // we certainly have at least one icon thanks to the <=1 check above - tmp = &m_icons[0]; - return *tmp; + return icon; } -void wxIconBundle::AddIcon( const wxIcon& icon ) +void wxIconBundle::AddIcon(const wxIcon& icon) { - size_t i, max = m_icons.GetCount(); + wxCHECK_RET( icon.IsOk(), wxT("invalid icon") ); - for( i = 0; i < max; ++i ) + 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 = m_icons[i]; - if( tmp.Ok() && tmp.GetWidth() == icon.GetWidth() && - tmp.GetHeight() == icon.GetHeight() ) + 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]; }