/// <summary>
/// Handle change to the current selection is done throught the properties window
/// drop down list.
/// </summary>
/// <param name="sender">Sender</param>
/// <param name="e">Arguments</param>
private void selectionContainer_SelectedObjectsChanged(object sender, EventArgs e)
{
// Set the flag letting us know we are changing the selection ourself
ignoreSelectedObjectsChanges = true;
try
{
// First clear the current selection
this.listView1.SelectedItems.Clear();
// See if we have something selected
if (selectionContainer.SelectedObjects.Count > 0)
{
// We only support single selection, so pick the first one
IEnumerator enumerator = selectionContainer.SelectedObjects.GetEnumerator();
if (enumerator.MoveNext())
{
SelectionProperties newSelection = (SelectionProperties)enumerator.Current;
int index = newSelection.Index;
// Select the corresponding item
this.listView1.SelectedItem = this.listView1.Items[index];
}
}
}
finally
{
// make sure we react to future events
ignoreSelectedObjectsChanges = false;
}
}
/// <summary>
/// Push properties for the selected item to the properties window.
/// Note that throwing from a Windows Forms event handler would cause
/// Visual Studio to crash. So if you expect your code to throw
/// you should make sure to catch the exceptions you expect
/// </summary>
/// <param name="sender">Event sender</param>
/// <param name="e">Arguments</param>
private void listView1_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
// If the change originates from us setting the selection, ignore the event
if (ignoreSelectedObjectsChanges)
{
return;
}
// Create the array that will hold the properties (one set of properties per item selected)
ArrayList selectedObjects = new ArrayList();
if (listView1.SelectedItems.Count > 0)
{
// Get the index of the selected item
int index = listView1.Items.IndexOf(listView1.SelectedItems[0]);
// Get the IVsWindowFrame for that item
IVsWindowFrame frame = toolWindowsList[index];
// Add the properties for the selected item
SelectionProperties properties = toolWindowsList.GetFrameProperties(frame);
// Keeping track of the index helps us know which tool window was selected
// when the change is done through the property window drop-down.
properties.Index = index;
// This sample only supports single selection, but if multiple
// selection is supported, multiple items could be added. The
// properties that they had in common would then be shown.
selectedObjects.Add(properties);
}
// Update our selection container
selectionContainer.SelectedObjects = selectedObjects;
// In order to enable the drop-down of the properties window to display
// all our possible items, we need to provide the list
selectionContainer.SelectableObjects = toolWindowsList.WindowsProperties;
// Inform Visual Studio that we changed the selection and push the new list of properties
TrackSelection.OnSelectChange(selectionContainer);
}
/// <summary>
/// Provides the properties object corresponding to the window frame
/// </summary>
/// <param name="frame">Window frame to return properties for</param>
/// <returns>Properties object</returns>
internal SelectionProperties GetFrameProperties(IVsWindowFrame frame)
{
// Get the caption and Guid for the current tool window
string caption = (string)this.GetProperty(frame, (int)__VSFPROPID.VSFPROPID_Caption);
Guid persistenceGuid = this.GetGuidProperty(frame, (int)__VSFPROPID.VSFPROPID_GuidPersistenceSlot);;
// Create the property object based on this and add it to the list
SelectionProperties property = new SelectionProperties(caption, persistenceGuid);
return(property);
}
/// <summary>
/// Provides the properties object corresponding to the window frame
/// </summary>
/// <param name="frame">Window frame to return properties for</param>
/// <returns>Properties object</returns>
internal SelectionProperties GetFrameProperties(IVsWindowFrame frame)
{
// Get the caption and Guid for the current tool window
string caption = (string)this.GetProperty(frame, (int)__VSFPROPID.VSFPROPID_Caption);
Guid persistenceGuid = this.GetGuidProperty(frame, (int)__VSFPROPID.VSFPROPID_GuidPersistenceSlot); ;
// Create the property object based on this and add it to the list
SelectionProperties property = new SelectionProperties(caption, persistenceGuid);
return property;
}
