public void Ensure(SolutionExplorerWindow solutionExplorerWindow)
{
if (solutionExplorerWindow == null)
throw new ArgumentNullException("solutionExplorerWindow");
EnsureControl(solutionExplorerWindow);
if (_useVisualGitIcons)
SetIcons();
}
private void EnsureControl(SolutionExplorerWindow solutionExplorerWindow)
{
if (_treeViewControl != null && _treeViewControl.IsValid)
return;
EnvDTE.Window window;
try
{
window = VsShellUtilities.GetWindowObject(solutionExplorerWindow.SolutionExplorerFrame);
}
catch (COMException)
{
// for VS2010 - WPF Shell compatibility (we cannot find the solutionexplorer frame there)
return;
}
string expCaption = window.Caption;
IntPtr handle = IntPtr.Zero;
if (window.HWnd != 0)
{
// We've got the parent
handle = (IntPtr)window.HWnd;
}
else
{
EnvDTE.Window hostWindow = window.LinkedWindowFrame;
if (hostWindow != null)
handle = SearchForSolutionExplorer((IntPtr)hostWindow.HWnd, expCaption);
if (handle == IntPtr.Zero)
{
hostWindow = window.DTE.MainWindow;
if (hostWindow != null)
handle = SearchForSolutionExplorer((IntPtr)hostWindow.HWnd, expCaption);
}
if (handle == IntPtr.Zero)
handle = SearchFloatingPalettes(expCaption);
}
if (handle == IntPtr.Zero)
return; // Not found :(
IntPtr uiHierarchy = NativeMethods.FindWindowEx(handle, IntPtr.Zero,
UIHIERARCHY, null);
IntPtr treeHwnd = NativeMethods.FindWindowEx(uiHierarchy, IntPtr.Zero, TREEVIEW,
null);
if (treeHwnd == IntPtr.Zero)
return;
this._treeViewControl = new Win32TreeView(treeHwnd);
}