private void btnPickFile_Click(object sender, EventArgs e)
{
var result = iconPickerDialog.ShowDialog(this);
if (result == DialogResult.OK)
{
var fileName = iconPickerDialog.FileName;
m_iconIndex = iconPickerDialog.IconIndex;
Icon icon = null;
Icon[] splitIcons = null;
try
{
if (Path.GetExtension(iconPickerDialog.FileName).ToLower() == ".ico")
{
m_iconExtractor = null;
icon = new Icon(iconPickerDialog.FileName);
}
else
{
m_iconExtractor = new IconExtractor(fileName);
icon = m_iconExtractor.GetIcon(m_iconIndex);
}
splitIcons = IconUtil.Split(icon);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
txtFileName.Text = String.Format(
"{0}, #{1}, {2} variations", fileName, m_iconIndex, splitIcons.Length);
// Update icons.
Icon = icon;
icon.Dispose();
lvwIcons.BeginUpdate();
ClearAllIcons();
foreach (var i in splitIcons)
{
var item = new IconListViewItem();
var size = i.Size;
item.BitCount = IconUtil.GetBitCount(i);
item.Bitmap = IconUtil.ToBitmap(i);
item.ToolTipText = String.Format("{0}x{1}, {2} bits", size.Width, size.Height, item.BitCount);
i.Dispose();
lvwIcons.Items.Add(item);
}
lvwIcons.EndUpdate();
btnSaveAsIco.Enabled = (m_iconExtractor != null);
}
}
private static Task<Bitmap> ExtractIcon(string path, string name, int index = 0)
{
return Task.Run(() =>
{
if (!File.Exists(path)) return null;
try
{
var extractor = new IconExtractor(path);
var icon = extractor.GetIcon(index);
return new Icon(icon, new Size(16, 16)).ToBitmap();
}
catch (Exception e)
{
Debug.WriteLine("Failed to load icon for " + name + ": " + e);
return null;
}
});
}