/// <summary>
/// Manages a form's size, location, and window state
/// </summary>
/// <param name="f">The form to manage</param>
/// <param name="key">The key to the form's storage, and also it's feature name if implemented</param>
/// <param name="restore">A flag indicating whether the engine should retore the form's previous state immediately</param>
/// <returns></returns>
public bool Manage(Form f, string key, bool restore)
{
try
{
foreach (DictionaryEntry entry in _listeners)
{
Form form = (Form)entry.Key;
if (form == f)
{
return(true);
}
}
WindowPositionListener wpl = new WindowPositionListener();
wpl.NeedsConfiguration += new XmlConfigurationEventHandler(OnListenerNeedsConfiguration);
wpl.FinishedListening += new EventHandler(OnListenerFinishedListening);
lock (this.Listeners.SyncRoot)
{
_listeners.Add(f, wpl);
}
return(wpl.Manage(f, key, restore));
}
catch (Exception ex)
{
Trace.WriteLine(ex);
}
return(false);
}
/// <summary>
/// Stops the SnapIn
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void WindowPositioningEngineSnapIn_Stop(object sender, EventArgs e)
{
foreach (DictionaryEntry entry in _listeners)
{
try
{
WindowPositionListener wpl = (WindowPositionListener)entry.Value;
wpl.WriteChangesAndRelease();
}
catch (System.Exception systemException)
{
System.Diagnostics.Trace.WriteLine(systemException);
}
}
}
private void WindowPositioningEngineSnapIn_BuildingFeatureList(object sender, FeatureCollectionEventArgs e)
{
WindowPositioningEngineSnapIn engine = WindowPositioningEngineSnapIn.Instance;
foreach (DictionaryEntry entry in engine._listeners)
{
WindowPositionListener wpl = (WindowPositionListener)entry.Value;
IWindowPositioningEngineFeaturable featurable = wpl.Target as IWindowPositioningEngineFeaturable;
if (featurable != null)
{
WindowPositionFeature wpf = new WindowPositionFeature(wpl.Key, "Controls the position and state of the window.", wpl.Target, FeatureActions.ResetToDefault);
wpf.Tag = wpl;
e.Features.Add(wpf);
}
}
}
private void WindowPositioningEngineSnapIn_AfterActionTakenForFeature(object sender, FeatureEventArgs e)
{
if (e.Feature != null)
{
// /// is the feature a configuration? if so try and delete the file
// if (e.Feature.GetType() == typeof(ConfigurationFeature))
// {
// ConfigurationFeature cf = e.Feature as ConfigurationFeature;
// if (cf != null)
// {
// switch(cf.ConfigurationName)
// {
// case SnapInHostingEngine.COMMON_CONFIGURATION:
// if (e.Feature.Action == FeatureActions.ResetToDefault)
// {
// this.InstallMyCommonOptions();
// this.ReadMyCommonOptions();
// }
// break;
//
// case SnapInHostingEngine.LOCALUSER_CONFIGURATION:
// if (e.Feature.Action == FeatureActions.ResetToDefault)
// {
// this.InstallMyLocalUserOptions();
// this.ReadMyLocalUserOptions();
// }
// break;
// };
// }
// }
if (e.Feature.GetType() == typeof(WindowPositionFeature))
{
WindowPositionFeature wpf = e.Feature as WindowPositionFeature;
if (wpf != null)
{
WindowPositionListener wpl = wpf.Tag as WindowPositionListener;
IWindowPositioningEngineFeaturable feature = wpl.Target as IWindowPositioningEngineFeaturable;
wpl.Target.Size = feature.GetDefaultSize();
wpl.Target.Location = feature.GetDefaultLocation();
wpl.Target.WindowState = feature.GetDefaultWindowState();
}
}
}
}
/// <summary>
/// Occurs when a window position listener is finished listening to a window
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnListenerFinishedListening(object sender, EventArgs e)
{
try
{
WindowPositionListener wpl = sender as WindowPositionListener;
if (wpl != null)
{
lock (this.Listeners.SyncRoot)
{
// if we have a listener for this
if (_listeners.ContainsKey(wpl.Target))
{
// remove it now
_listeners.Remove(wpl.Target);
}
}
}
}
catch (Exception ex)
{
Trace.WriteLine(ex);
}
}
/// <summary>
/// Manages a form's size, location, and window state
/// </summary>
/// <param name="f">The form to manage</param>
/// <param name="key">The key to the form's storage, and also it's feature name if implemented</param>
/// <param name="restore">A flag indicating whether the engine should retore the form's previous state immediately</param>
/// <returns></returns>
public bool Manage(Form f, string key, bool restore)
{
try
{
foreach(DictionaryEntry entry in _listeners)
{
Form form = (Form)entry.Key;
if (form == f)
return true;
}
WindowPositionListener wpl = new WindowPositionListener();
wpl.NeedsConfiguration += new XmlConfigurationEventHandler(OnListenerNeedsConfiguration);
wpl.FinishedListening += new EventHandler(OnListenerFinishedListening);
lock(this.Listeners.SyncRoot)
{
_listeners.Add(f, wpl);
}
return wpl.Manage(f, key, restore);
}
catch(Exception ex)
{
Trace.WriteLine(ex);
}
return false;
}
