/// <summary>
/// Make the host show an open file dialog - if supported.
/// </summary>
/// <returns>Returns null when the host does not support opening a file selector.</returns>
public IDisposable?OpenFileSelector(VstFileSelect fileSelect)
{
// check capability of the host
if ((_host.Capabilities & VstHostCapabilities.OpenFileSelector) > 0)
{
return(new FileSelectorScope(_commands, fileSelect));
}
return(null);
}
public FileSelectorScope(VstHost host, VstFileSelect fileSelect)
{
_host = host;
_fileSelect = fileSelect;
if (_host.HostCommandStub.OpenFileSelector(_fileSelect) == false)
{
throw new InvalidOperationException(Properties.Resources.FileSelectorScope_OpenNotSupported);
}
}
public FileSelectorScope(IVstHostCommands20 commands, VstFileSelect fileSelect)
{
_commands = commands;
_fileSelect = fileSelect;
if (!_commands.OpenFileSelector(_fileSelect))
{
throw new InvalidOperationException(
Properties.Resources.FileSelectorScope_OpenNotSupported);
}
}
public void Test_MaxLength_VstFileSelect_Title()
{
VstFileSelect fs = new VstFileSelect();
Assert.AreEqual(null, fs.Title);
fs.Title = String.Empty;
Assert.AreEqual(String.Empty, fs.Title);
string testData = CreateString(Constants.MaxFileSelectorTitle);
fs.Title = testData;
Assert.AreEqual(testData, fs.Title);
testData += "X";
fs.Title = testData;
Assert.Fail("should have thrown an exception.");
}
public void Test_MaxLength_VstFileSelect_Title()
{
var fs = new VstFileSelect();
fs.Title.Should().BeEmpty();
fs.Title = String.Empty;
fs.Title.Should().BeEmpty();
var testData = CreateString(Constants.MaxFileSelectorTitle);
fs.Title = testData;
fs.Title.Should().Be(testData);
testData += "X";
fs.Title = testData;
Assert.Fail("should have thrown an exception.");
}
private void OpenBtn_Click(object sender, RoutedEventArgs e)
{
VstFileSelect fileSelect = new VstFileSelect();
fileSelect.Command = VstFileSelectCommand.FileLoad;
fileSelect.FileTypes = new VstFileType[2];
fileSelect.FileTypes[0] = new VstFileType();
fileSelect.FileTypes[0].Name = "Text Files";
fileSelect.FileTypes[0].Extension = "txt";
fileSelect.FileTypes[1] = new VstFileType();
fileSelect.FileTypes[1].Name = "All Files";
fileSelect.FileTypes[1].Extension = "*";
fileSelect.Title = "Select a file";
if (Host.OpenFileSelector(fileSelect))
{
if (fileSelect.ReturnPaths != null && fileSelect.ReturnPaths.Length > 0)
{
MessageBox.Show(fileSelect.ReturnPaths[0], "VST.NET CorePlugin WPF", MessageBoxButton.OK, MessageBoxImage.Information);
}
Host.CloseFileSelector(fileSelect);
}
}
public bool CloseFileSelector(VstFileSelect fileSelect)
{
Debug($"CloseFileSelector {fileSelect.Title} {fileSelect.InitialPath}");
return(false);
}
/// <inheritdoc />
public bool OpenFileSelector(VstFileSelect fileSelect)
{
Debug($"OpenFileSelector");
return(false);
}
public bool CloseFileSelector(VstFileSelect fileSelect)
{
throw new NotImplementedException();
}
/// <inheritdoc />
public bool CloseFileSelector(VstFileSelect fileSelect)
{
RaisePluginCalled("CloseFileSelector(" + fileSelect.Command + ")");
return false;
}
public bool CloseFileSelector(VstFileSelect fileSelect)
{
throw new NotImplementedException();
}
public bool OpenFileSelector(VstFileSelect fileSelect)
{
return(false);
}
public FileSelectorScope(VstHost host, VstFileSelect fileSelect)
{
this.host = host;
this.fileSelect = fileSelect;
if (host.HostCommandStub.OpenFileSelector(fileSelect) == false)
throw new InvalidOperationException(Resources.FileSelectorScope_OpenNotSupported);
}
/// <summary>
/// Under construction!
/// </summary>
/// <returns>Returns null when the host does not support opening a file selector.</returns>
public IDisposable OpenFileSelector(VstFileSelect fileSelect)
{
// check capability of the host
if ((host.Capabilities & VstHostCapabilities.OpenFileSelector) > 0)
return new FileSelectorScope(host, fileSelect);
return null;
}
public bool CloseFileSelector(VstFileSelect fileSelect)
{
return(false);
}
public bool OpenFileSelector(VstFileSelect fileSelect)
{
return(_hostCmdStub.OpenFileSelector(fileSelect));
}
public bool CloseFileSelector(VstFileSelect fileSelect)
{
return(_hostCmdStub.CloseFileSelector(fileSelect));
}
/// <inheritdoc />
public bool CloseFileSelector(VstFileSelect fileSelect)
{
RaisePluginCalled("CloseFileSelector(" + fileSelect.Command + ")");
return(false);
}
