/// <summary>
/// Raise the System.Windows.Forms.Form.Closing event
/// </summary>
/// <param name="e">CancelEventArgs containing the event data</param>
protected override void OnClosing(CancelEventArgs e)
{
base.OnClosing(e);
// Catch ok button press
if (this.DialogResult != DialogResult.OK)
{
return;
}
this.errorProvider1.Clear();
foreach (TextBox textbox in this.directories)
{
// the directory must exist if not empty
if (textbox.Text.Length > 0 && !System.IO.Directory.Exists(textbox.Text))
{
this.errorProvider1.SetError(textbox, Resource.GetString("Invalid Directory"));
e.Cancel = true;
}
}
int width;
if (this.textBoxWidth.Text.Length > 0)
{
if (!int.TryParse(this.textBoxWidth.Text, out width) || width < 1)
{
this.errorProvider1.SetError(this.textBoxHeight, Resource.GetString("Invalid Output Size"));
e.Cancel = true;
}
}
else
{
width = -1;
}
int height;
if (this.textBoxHeight.Text.Length > 0)
{
if (!int.TryParse(this.textBoxHeight.Text, out height) || height < 1)
{
this.errorProvider1.SetError(this.textBoxHeight, Resource.GetString("Invalid Output Size"));
e.Cancel = true;
}
}
else
{
height = -1;
}
if (width == -1 && height == -1)
{
this.errorProvider1.SetError(this.textBoxHeight, Resource.GetString("Invalid Output Size"));
e.Cancel = true;
}
if (!e.Cancel)
{
this.OutputSize = new Size(width, height);
}
}
/// <summary>
/// Updates the title.
/// </summary>
private void UpdateTitle()
{
int amount = (int)(((float)this.zoom.Amount * 100f) + 0.5);
this.Text = Resource.GetString("Colour Preview") + " (" + amount + "%)";
}