private void OpenFileTab(string filePath, bool pushRecentFile = false)
{
// Is the file already open?
EditorState alreadyOpenState = null;
foreach (TabPage tab in tcFiles.TabPages)
{
EditorState state = (EditorState)tab.Tag;
if (string.Equals(state.FilePath, filePath))
{
alreadyOpenState = state;
break;
}
}
if (alreadyOpenState != null)
{
// Focus existing state
tcFiles.SelectedTab = (TabPage)alreadyOpenState.Tag;
alreadyOpenState.SetFocus();
}
else
{
EditorState newState = AddFileTab(Path.GetFileName(filePath));
TabPage tab = (TabPage)newState.Tag;
tcFiles.SelectedIndex = tcFiles.TabPages.IndexOf(tab);
Tuple <bool, Exception> openRes = IOOpenFile(newState, filePath);
if (!openRes.Item1)
{
Exception e = openRes.Item2;
var values = new Dictionary <string, string>()
{
{ "filepath", filePath }
};
var msg = e.ToErrorMessage("Open file", values);
ShowError(msg.Caption, msg.ShortText, msg.Details);
RemoveFileTab(newState);
}
else
{
_workspace.PushRecentFiles(filePath);
// Remove first tab when it was a "New" and is still unchanged
if (tcFiles.TabPages.Count == 2)
{
TabPage firstTab = tcFiles.TabPages[0];
EditorState existingState = (EditorState)firstTab.Tag;
if (existingState.FilePath == null && !existingState.IsChanged)
{
RemoveFileTab(existingState);
}
}
// Focus new tab/state
tcFiles.SelectedTab = tab;
newState.SetFocus();
}
}
}