private void RegisterCommands(ImagePresentationViewModel viewModel)
{
viewModel.SaveCommand = UICommand.Regular(() =>
{
var dialog = new SaveFileDialog
{
Filter = "PNG Image|*.png|Bitmap Image|*.bmp",
InitialDirectory = Settings.Instance.DefaultPath
};
var dialogResult = dialog.ShowDialog();
if (dialogResult.HasValue && dialogResult.Value)
{
var tmp = viewModel.Image;
using (var bmp = new Bitmap(tmp))
{
if (File.Exists(dialog.FileName))
{
File.Delete(dialog.FileName);
}
switch (dialog.FilterIndex)
{
case 0:
bmp.Save(dialog.FileName, ImageFormat.Png);
break;
case 1:
bmp.Save(dialog.FileName, ImageFormat.Bmp);
break;
}
}
}
});
}
public ImagePresentationController(string image, string text = "")
{
var viewModel = new ImagePresentationViewModel(image, text);
RegisterCommands(viewModel);
mView = new ImagePresentation {DataContext = viewModel};
mView.ImageExpander.Expanded += ImageExpanderEvent;
mView.ImageExpander.Collapsed += ImageExpanderEvent;
mView.ShowDialog();
UnregisterEvent();
}