private void ChangeVolume(object sender, EventArgs e)
{
if (this.listViewSongs.SelectedItems.Count > 0)
{
if (this.listViewSongs.SelectedItems[0].Group != this.listViewSongs.Groups["customMusic"])
{
using (VolumeMessageBox messageBox = new VolumeMessageBox(this.lastVolume)) {
if (messageBox.ShowDialog(this) == DialogResult.OK)
{
this.lastVolume = messageBox.NewVolume;
SaveSettings(null, null);
if (this.listViewSongs.SelectedItems[0].ImageIndex == 1)
{
this.listViewSongs.SelectedItems[0].ImageIndex = 0;
this.currentSong.Stop();
this.playing = false;
this.playingCustom = false;
this.buttonPlay.Text = "Play";
}
if (this.lastVolume == 100)
{
if (File.Exists(Path.Combine(Path.GetDirectoryName(Assembly.GetEntryAssembly().Location), "Custom Music", "Modified", this.listViewSongs.SelectedItems[0].SubItems[1].Text)))
{
File.Delete(Path.Combine(Path.GetDirectoryName(Assembly.GetEntryAssembly().Location), "Custom Music", "Modified", this.listViewSongs.SelectedItems[0].SubItems[1].Text));
}
this.listViewSongs.SelectedItems[0].SubItems[3].Text = "";
}
else
{
using (WaveFileReader reader = new WaveFileReader(Path.Combine(Path.GetDirectoryName(Assembly.GetEntryAssembly().Location), "Custom Music", this.listViewSongs.SelectedItems[0].SubItems[1].Text))) {
using (WaveFileWriter writer = new WaveFileWriter(Path.Combine(Path.GetDirectoryName(Assembly.GetEntryAssembly().Location), "Custom Music", "Modified", this.listViewSongs.SelectedItems[0].SubItems[1].Text), reader.WaveFormat)) {
float[] samples = reader.ReadNextSampleFrame();
while (samples != null)
{
for (int i = 0; i < samples.Length; i++)
{
writer.WriteSample(samples[i] * ((float)this.lastVolume / 100.0f));
}
samples = reader.ReadNextSampleFrame();
}
}
}
this.listViewSongs.SelectedItems[0].SubItems[3].Text = "*";
}
}
}
}
}
}
public static DialogResult Show(Form parent, int currentVolume)
{
using (var form = new VolumeMessageBox(currentVolume)) {
return(form.ShowDialog(parent));
}
}