STDMETHODIMP USTelemedScanConverterPlugin::SetScanConverterPlugin(IDispatch* plugin)
{
// make sure that there is no scan converter plugin registered already
ReleasePlugin();
HRESULT hr;
if (plugin == NULL)
{
MITK_WARN("IUsgfwScanConverterPluginCB")("ScanConverterPlugin")
<< "Plugin must not be NULL when calling SetScanConverterPlugin.";
return S_FALSE;
}
// get Telemed API plugin from the COM library
Usgfw2Lib::IUsgScanConverterPlugin* tmp_plugin;
hr = plugin->QueryInterface(__uuidof(Usgfw2Lib::IUsgScanConverterPlugin), (void**)&tmp_plugin);
if (FAILED(hr))
{
MITK_WARN("IUsgfwScanConverterPluginCB")("ScanConverterPlugin")
<< "Could not query com interface for IUsgScanConverterPlugin (" << hr << ").";
return hr;
}
// get the converter for scan lines from the COM library and
// save it as a member attribute
hr = tmp_plugin->get_ScanConverter((IUnknown**)&m_Plugin);
if (FAILED(hr))
{
MITK_WARN("IUsgfwScanConverterPluginCB")("ScanConverterPlugin")
<< "Could not get ScanConverter from plugin (" << hr << ").";
return hr;
}
SAFE_RELEASE(tmp_plugin);
// now the callback can be set -> interface functions of this
// object will be called from now on when new image data is
// available
hr = m_Plugin->SetCallback(this,USPC_BUFFER_INTERIM_OUTPUT);
if (FAILED(hr))
{
MITK_WARN("IUsgfwScanConverterPluginCB")("ScanConverterPlugin")
<< "Could not set callback for plugin (" << hr << ").";
return hr;
}
return S_OK;
}
void CBgAnimHost::SkinConfigurationChanged( const TAknsSkinStatusConfigurationChangeReason aReason )
{
if (aReason == EAknsSkinStatusConfigurationDeployed && iPlugin)
{
// okay, the skin has changed, let's check that should we load a different
// animation plugin
TBool changed = EFalse;
TRAPD(err, changed = GetPluginConfigurationL());
if (err || !changed)
{
// plugin configuration has not changed, or there is not animation
// in the theme, just return
return;
}
CompositionTargetHidden();
ReleasePlugin();
TRAP_IGNORE(LoadPluginL());
CompositionTargetVisible();
}
}
CBgAnimHost::~CBgAnimHost()
{
iSkinSrv.Close();
delete iCurrentPluginDllName;
delete iCurrentPluginAssetDir;
delete iTimer;
delete iTheReaper;
delete iDoomBringer;
ReleasePlugin();
#if !defined(SYMBIAN_GRAPHICS_WSERV_QT_EFFECTS)
delete iSCPropertyListener;
#endif
delete iHSFgStatusPropertyListener;
delete iThemeRepositoryListener;
iSensorListeners.Close();
delete CActiveScheduler::Current();
CActiveScheduler::Install(NULL);
ReleaseWindowSurface();
ReleaseEGL();
DestroyWindow();
}
USTelemedScanConverterPlugin::~USTelemedScanConverterPlugin( )
{
ReleasePlugin();
}