/// <summary>
/// /// if vocab index changed reinit affected data (vocab,pic,sound,btns)
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void VocabSelectBox_SelectedIndexChanged(object sender, EventArgs e)
{
if (VocabSelectBox.Text == "Add...")
{
QuestionTextBox.Clear();
AnswerTextBox.Clear();
PicBox.Image = null;
AddChangePictureBtn.Enabled = true;
AddChangeSoundBtn.Enabled = true;
DeleteVocabBtn.Enabled = false;
NextSaveButton.Text = "Save";
}
else
{
Vocab = (db.GetVocabs((GroupSelectBox.SelectedIndex + 1),
db.getuserid("admin")))[VocabSelectBox.SelectedIndex]; //load vocab
QuestionTextBox.Text = Vocab.german;
AnswerTextBox.Text = Vocab.english;
if (Vocab.picturepath != "") //load picture
{
PicBox.Image = Image.FromFile(Vocab.picturepath); //picbox load image
PicBox.SizeMode = PictureBoxSizeMode.Zoom; //autosize
AddChangePictureBtn.Text = "Change";
DeletePictureBtn.Enabled = true;
}
else
{
PicBox.Image = null;
AddChangePictureBtn.Text = "Add";
DeletePictureBtn.Enabled = false;
}
if (Vocab.soundpath != "") //load sound
{
WMPLib.IWMPMedia media = WMPbox.newMedia(Vocab.soundpath);
WMPbox.currentPlaylist.appendItem(media);
AddChangeSoundBtn.Text = "Change";
DeleteSoundBtn.Enabled = true;
}
else
{
WMPbox.close(); //clear soundbox
AddChangeSoundBtn.Text = "Add";
DeleteSoundBtn.Enabled = false; //set btns
}
NextSaveButton.Text = "Next";
AddChangePictureBtn.Enabled = true;
AddChangeSoundBtn.Enabled = true;
DeleteVocabBtn.Enabled = true;
}
if (VocabSelectBox.SelectedIndex == 0) //set to previous btn
{
PrevBtn.Enabled = false;
}
else
{
PrevBtn.Enabled = true;
}
toolStripStatusLabel1.Text = ""; //refresh tooltip
}
/// <summary>
/// delete sound from filesystem and db, set btns and reset picturebox
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void DeleteSoundBtn_Click(object sender, EventArgs e)
{
toolStripStatusLabel1.Text = "Delete " + Vocab.soundpath; //set tooltip
WMPbox.close(); //clear soundbox
WMPbox.Dispose();
if (!Utility.FileDelete(Vocab.soundpath))
{
MessageBox.Show("Unable to delete File (invalid path or file not found)!",
"Vocabulator", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
db.DeleteSound(Vocab); //delete path from db
Vocab.soundpath = "";
DeleteSoundBtn.Enabled = false; //set btns
AddChangeSoundBtn.Text = "Add";
toolStripStatusLabel1.Text = ""; //refresh tooltip
}
/// <summary>
/// opens file dialog for import of soundfile, copy/rename the file to root directory, save path into db
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void AddChangeSoundBtn_Click(object sender, EventArgs e)
{
OpenFileDialog dialog = new OpenFileDialog(); //openfiledialog
dialog.Filter = "(mp3,wav,mp4,mov,wmv,mpg)|*.mp3;*.wav;*.mp4;*.mov;*.wmv;*.mpg|all files|*.*";
if (dialog.ShowDialog() == DialogResult.OK)
{
Path.GetExtension(dialog.FileName);
string sourcefilepath = Path.GetDirectoryName(dialog.FileName) + @"/" + Path.GetFileName(dialog.FileName);
Vocab.soundpath = Environment.CurrentDirectory + "/data/audio/" +
(db.getunitid(UnitSelectBox.Text)) + db.getgroupid(GroupSelectBox.Text) + Vocab.id + ".Sound";
Utility.Filecopy(sourcefilepath, Vocab.soundpath); //filecopy function from Util.cs
WMPbox.URL = dialog.FileName; //media load sound
WMPLib.IWMPMedia media = WMPbox.newMedia(Path.GetFileName(dialog.FileName));
WMPbox.currentPlaylist.appendItem(media);
toolStripStatusLabel1.Text = ""; //refresh tooltip
if (NextSaveButton.Text != "Save") //check if new vocab
{
db.SetSoundPath(Vocab.id, Vocab.soundpath); //save path to db
}
}
}
/// <summary>
/// fill window with data from db
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void TeacherForm_Load(object sender, EventArgs e)
{
Utility = new Util(); //io helper, filecopy function from Util.cs --> this maybe go online on server fileupload, for sync
Vocab = new Vocab(); //Vocab obj
try
{
db = new Database(); //database init
}
catch
{
MessageBox.Show("Unable to load database.",
"Vocabulator", MessageBoxButtons.OK, MessageBoxIcon.Error);
Application.Exit();
}
UnitSelectBox.Items.Clear(); //setup design specific, Lessons
foreach (string unit in db.getunits())
{
UnitSelectBox.Items.Add(unit); //add from db
}
UnitSelectBox.Items.Add("Add..."); //add last entry
UnitSelectBox.SelectedIndex = 0; // set first entry
GroupSelectBox.Items.Clear(); //Groups
foreach (string group in db.getgroups(UnitSelectBox.SelectedIndex + 1))
{
GroupSelectBox.Items.Add(group); //add from db
}
VocabSelectBox.Items.Add("Add..."); //add last entry
GroupSelectBox.SelectedIndex = 0; // set to first entry
VocabSelectBox.Items.Clear(); //Vocab
foreach (Vocab German in db.GetVocabs((GroupSelectBox.SelectedIndex + 1), db.getuserid("admin")))
{
VocabSelectBox.Items.Add(German.german); //add from db
}
VocabSelectBox.Items.Add("Add..."); //add last entry
VocabSelectBox.SelectedIndex = 0; //set to first entry
Vocab = (db.GetVocabs((GroupSelectBox.SelectedIndex + 1), //load Vocab
db.getuserid("admin")))[VocabSelectBox.SelectedIndex];
QuestionTextBox.Text = Vocab.german; //set Vocab atttib
AnswerTextBox.Text = Vocab.english;
if (Vocab.picturepath != "") //Picturebox init
{
PicBox.Image = Image.FromFile(Vocab.picturepath); //picbox load image
PicBox.SizeMode = PictureBoxSizeMode.Zoom; //autosize
AddChangePictureBtn.Text = "Change";
DeletePictureBtn.Enabled = true;
}
else
{
PicBox.Image = null;
AddChangePictureBtn.Text = "Add";
DeletePictureBtn.Enabled = false;
}
if (Vocab.soundpath != "") //Soundbox init, load sound
{
WMPLib.IWMPMedia media = WMPbox.newMedia(Vocab.soundpath);
WMPbox.currentPlaylist.appendItem(media);
AddChangeSoundBtn.Text = "Change";
DeleteSoundBtn.Enabled = true;
}
else
{
WMPbox.close(); //clear soundbox
AddChangeSoundBtn.Text = "Add"; //set btns
DeleteSoundBtn.Enabled = false;
}
}