//-------------------------------menu items events handlers----------------------------
/// <summary>
/// Event handler of Menu item "Open folder"
/// Builds play List from user selected folder. Adds to play list all mp3 files in it.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void openFolderToolStripMenuItem_Click(object sender, EventArgs e)
{// Checking if there is playing a song from previous playlist
PlayList newPlayList = null;
if (currentPlayList != null && currentPlayList.getCurentSong().playbackState() == "Playing")
{
newPlayList = Browser.BuildPlayList(random.Checked);
if (newPlayList != null)
{
currentPlayList.getCurentSong().stop();
currentPlayList = newPlayList;
}
}
else
{
newPlayList = Browser.BuildPlayList(random.Checked);
}
if (newPlayList != null)
{
//Adding to each song a Player event hendler which will listen for end file event to turn next file on play
currentPlayList = newPlayList;
for (int i = 0; i < currentPlayList.getPlayListSize(); i++)
{
currentPlayList.getElementAt(i).songFinished += PlayerInterface_songFinished;
currentPlayList.getElementAt(i).firePlayBackChanged += PlayerInterface_firePlayBackChanged;
}
currentPlayList.getCurentSong().play(); // start play
play.Image = VSAudioPlayer.Properties.Resources.pause_icon; //change icon
initCombobox(); // Initialise combobox with playlist data.
}
}
/// <summary>
/// Event hendler, ocured when play back data is changed, every 50ms state checked in Mp3 class.
/// </summary>
void PlayerInterface_firePlayBackChanged()
{
this.Invoke((MethodInvoker) delegate
{
//trackBar1.Value = (int)(trackBar1.Maximum * currentPlayList.getCurentSong().Position / currentPlayList.getCurentSong().TotalLenght);// runs on UI thread
trackBar1.Value = (int)(trackBar1.Maximum * currentPlayList.getElementAt(currentPlayList.Index).Position / currentPlayList.getElementAt(currentPlayList.Index).TotalLenght);
});
this.showPanel.Invalidate();// Caled to redraw showPanel with new info.
}
