private void buttonModify_Click(object sender, EventArgs e)
{
if (!File.Exists(orgFileName))
{
return;
}
try
{
var file = new PPT.Application().Presentations.Open(orgFileName, MsoTriState.msoTrue, MsoTriState.msoFalse, MsoTriState.msoFalse);
foreach (PPT.Slide slide in file.Slides)
{
foreach (PPT.Shape shape in slide.Shapes)
{
if (shape.Type == MsoShapeType.msoMedia)
{
if (shape.MediaType == PPT.PpMediaType.ppMediaTypeMovie || shape.MediaType == PPT.PpMediaType.ppMediaTypeSound)
{
if (checkBoxVolume.Checked == true)
{
shape.MediaFormat.Volume = (float)numericUpDownVolume.Value / 100.0f;
}
if (radioButtonUnmuteAll.Checked == true)
{
shape.MediaFormat.Muted = false;
}
else if (radioButtonMuteAll.Checked == true)
{
shape.MediaFormat.Muted = true;
}
}
}
}
}
file.SaveAs(modifiedFileName);
file.Close();
}
catch (Exception ex) {
MessageBox.Show(ex.Message);
}
}
