StandaloneFilterWindow::~StandaloneFilterWindow()
{
PropertySet* const globalSettings = getGlobalSettings();
globalSettings->setValue (T("windowX"), getX());
globalSettings->setValue (T("windowY"), getY());
deleteAndZero (optionsButton);
if (globalSettings != 0 && deviceManager != 0)
{
XmlElement* const xml = deviceManager->createStateXml();
globalSettings->setValue (T("audioSetup"), xml);
delete xml;
}
deleteAndZero (deviceManager);
if (globalSettings != 0 && filter != 0)
{
JUCE_NAMESPACE::MemoryBlock data;
filter->getStateInformation (data);
globalSettings->setValue (T("filterState"), data.toBase64Encoding());
}
deleteFilter();
}
void AudioProcessor::copyXmlToBinary (const XmlElement& xml,
JUCE_NAMESPACE::MemoryBlock& destData)
{
const String xmlString (xml.createDocument (String::empty, true, false));
const int stringLength = xmlString.length();
destData.setSize (stringLength + 10);
char* const d = (char*) destData.getData();
*(uint32*) d = ByteOrder::swapIfBigEndian ((const uint32) magicXmlNumber);
*(uint32*) (d + 4) = ByteOrder::swapIfBigEndian ((const uint32) stringLength);
xmlString.copyToBuffer (d + 8, stringLength);
}
//==============================================================================
void StandaloneFilterWindow::saveState()
{
PropertySet* const globalSettings = getGlobalSettings();
FileChooser fc (TRANS("Save current state"),
globalSettings != 0 ? File (globalSettings->getValue (T("lastStateFile")))
: File::nonexistent);
if (fc.browseForFileToSave (true))
{
JUCE_NAMESPACE::MemoryBlock data;
filter->getStateInformation (data);
if (! fc.getResult().replaceWithData (data.getData(), data.getSize()))
{
AlertWindow::showMessageBox (AlertWindow::WarningIcon,
TRANS("Error whilst saving"),
TRANS("Couldn't write to the specified file!"));
}
}
}
void StandaloneFilterWindow::loadState()
{
PropertySet* const globalSettings = getGlobalSettings();
FileChooser fc (TRANS("Load a saved state"),
globalSettings != 0 ? File (globalSettings->getValue (T("lastStateFile")))
: File::nonexistent);
if (fc.browseForFileToOpen())
{
JUCE_NAMESPACE::MemoryBlock data;
if (fc.getResult().loadFileAsData (data))
{
filter->setStateInformation (data.getData(), data.getSize());
}
else
{
AlertWindow::showMessageBox (AlertWindow::WarningIcon,
TRANS("Error whilst loading"),
TRANS("Couldn't read from the specified file!"));
}
}
}
//==============================================================================
StandaloneFilterWindow::StandaloneFilterWindow (const String& title,
const Colour& backgroundColour)
: DocumentWindow (title, backgroundColour,
DocumentWindow::minimiseButton
| DocumentWindow::closeButton),
filter (0),
deviceManager (0),
optionsButton (0)
{
setTitleBarButtonsRequired (DocumentWindow::minimiseButton | DocumentWindow::closeButton, false);
PropertySet* const globalSettings = getGlobalSettings();
optionsButton = new TextButton (T("options"));
Component::addAndMakeVisible (optionsButton);
optionsButton->addButtonListener (this);
optionsButton->setTriggeredOnMouseDown (true);
JUCE_TRY
{
filter = createPluginFilter();
if (filter != 0)
{
deviceManager = new AudioFilterStreamingDeviceManager();
deviceManager->setFilter (filter);
XmlElement* savedState = 0;
if (globalSettings != 0)
savedState = globalSettings->getXmlValue (T("audioSetup"));
deviceManager->initialise (filter->getNumInputChannels(),
filter->getNumOutputChannels(),
savedState,
true);
delete savedState;
if (globalSettings != 0)
{
JUCE_NAMESPACE::MemoryBlock data;
if (data.fromBase64Encoding (globalSettings->getValue (T("filterState")))
&& data.getSize() > 0)
{
filter->setStateInformation (data.getData(), data.getSize());
}
}
setContentComponent (filter->createEditorIfNeeded(), true, true);
const int x = globalSettings->getIntValue (T("windowX"), -100);
const int y = globalSettings->getIntValue (T("windowY"), -100);
if (x != -100 && y != -100)
setBoundsConstrained (x, y, getWidth(), getHeight());
else
centreWithSize (getWidth(), getHeight());
}
}
JUCE_CATCH_ALL
if (deviceManager == 0)
{
jassertfalse // Your filter didn't create correctly! In a standalone app that's not too great.
JUCEApplication::quit();
}
}