private void addbutton_Click(object sender, EventArgs e)
{
if (openFileDialog.ShowDialog() == DialogResult.OK) {
string fileName = Path.GetFileName(openFileDialog.FileName);
//If a file already exists with the same name, do not allow to add
foreach (var kvp in project.musics) {
if (kvp.Key.ToLower() == fileName.ToLower()) {
MessageBox.Show("A file with the same name already exists!", "Cannot add sound/music");
return;
}
}
BigFile contents = new BigFile(System.IO.File.ReadAllBytes(openFileDialog.FileName));
var list = new Undo.UndoCommandList("Add music " + fileName, new Undo.UndoCommand(
delegate() {
project.musics.Add(fileName, contents);
},
delegate() {
project.musics.Remove(fileName);
}
));
project.Undo.DoCommand(list);
}
}
public void RemoveMusic(BigFile music)
{
var list = new UndoCommandList("Remove audio file");
RemoveMusic(music, list);
Undo.DoCommand(list);
}
public void RemoveMusic(BigFile music, UndoCommandList list)
{
string name = null;
foreach (var m in musics) {
if (m.Value == music) {
name = m.Key;
}
}
if (name == null) throw new ArgumentException("Music is not in the list!");
list.Add(new UndoCommand(
delegate() {
musics.Remove(name);
},
delegate() {
musics.Add(name, music);
}
));
}
