private void queryUndo(object sender, C1.Win.C1Command.CommandStateQueryEventArgs e)
{
e.Enabled = this.textBox1.CanUndo;
}
private void queryPaste(object sender, C1.Win.C1Command.CommandStateQueryEventArgs e)
{
e.Enabled = Clipboard.GetDataObject().GetDataPresent(DataFormats.Text);
}
private void cmdWindowCloseAll_CommandStateQuery(object sender, C1.Win.C1Command.CommandStateQueryEventArgs e)
{
e.Enabled = tabMain.TabPages.Count > 0;
}
private void queryCopy(object sender, C1.Win.C1Command.CommandStateQueryEventArgs e)
{
e.Enabled = this.textBox1.SelectionLength > 0;
}
private void cmdFileSave_CommandStateQuery(object sender, C1.Win.C1Command.CommandStateQueryEventArgs e)
{
Editor ed = SelectedEditor();
e.Enabled = ed != null && ed.Dirty;
}