private void ShowActivePaneHelp()
{
string topic = null;
if (_panesView.SelectedNode != null)
{
AbstractOptionsPane optionsPane = _panesView.SelectedNode.Tag as AbstractOptionsPane;
if (optionsPane != null)
{
topic = optionsPane.GetHelpKeyword();
}
}
if (topic == null)
{
topic = "/reference/options_dialog.html";
}
Help.ShowHelp(this, Core.UIManager.HelpFileName, topic);
}
private bool ApplyChanges()
{
lock ( _optionsGroups )
{
// save cursor
Cursor currentCursor = Cursor.Current;
Cursor.Current = Cursors.WaitCursor;
try
{
foreach (TreeNode rootNode in _panesView.Nodes)
{
UIManager.OptionsGroupDescriptor desc =
(UIManager.OptionsGroupDescriptor)_optionsGroups[rootNode.Text];
if (desc != null)
{
_errorMessage = null;
_controlToSelect = null;
foreach (TreeNode paneNode in rootNode.Nodes)
{
AbstractOptionsPane pane = paneNode.Tag as AbstractOptionsPane;
if (pane != null)
{
if (!pane.IsValid(ref _errorMessage, ref _controlToSelect))
{
if (_panesView.SelectedNode == paneNode)
{
DisplayError();
}
else
{
_panesView.SelectedNode = paneNode;
}
return(false);
}
}
}
foreach (TreeNode paneNode in rootNode.Nodes)
{
AbstractOptionsPane pane = paneNode.Tag as AbstractOptionsPane;
if (pane != null)
{
pane.OK();
_needRestart = _needRestart || pane.NeedRestart;
HashMap.Entry E = desc._optionsListeners.GetEntry(paneNode.Text);
if (E != null)
{
ArrayList handlers = (ArrayList)E.Value;
for (int i = 0; i < handlers.Count; i++)
{
EventHandler handler = (EventHandler)handlers[i];
handler(this, new EventArgs());
}
}
// extract options pane creator from map and replace pane with it
paneNode.Tag = desc._optionsPanes[paneNode.Text];
}
}
}
}
}
finally
{
Cursor.Current = currentCursor;
}
}
return(true);
}