public void TestEnsureVisible()
{
NativeTree tree = new NativeTree(testDlg.IdentifyFromDialogId(1041));
tree.EmulateExpand(tree.Nodes[1], true);
IntPtr node = tree.FindNode(1, 99);
RECT native = new RECT();
NativeMethods.GetWindowRect(tree.Handle, out native);
Rectangle rect = new Rectangle(0, 0, native.Right - native.Left + 1, native.Bottom - native.Top + 1);
Assert.IsFalse(rect.Contains(tree.GetItemRect(node, false)));
Assert.IsTrue(tree.EnsureVisible(node));
Assert.IsTrue(rect.Contains(tree.GetItemRect(node, false)));
}
internal static extern bool GetWindowRect(IntPtr hwnd, out RECT lpRect);
/// <summary>
/// Obtains an item's bounds.
/// </summary>
/// <param name="hItem">Item handle.</param>
/// <param name="isTextOnly">True to obtain bounds of only the text portion.</param>
/// <returns>Item boundary rectangle.</returns>
#else
/// <summary>
/// アイテム矩形を取得します。
/// </summary>
/// <param name="hItem">アイテムハンドル。</param>
/// <param name="isTextOnly">テキスト部分のみの取得であるか。</param>
/// <returns>アイテム矩形。</returns>
#endif
public Rectangle GetItemRect(IntPtr hItem, bool isTextOnly)
{
RECT rc = new RECT();
if (IntPtr.Size == 4)
{
rc.Left = hItem.ToInt32();
}
else
{
uint ui = (uint)(hItem.ToInt64() & 0xffffffff);
rc.Left = (int)ui;
ulong ul = (((ulong)hItem.ToInt64() & 0xffffffff00000000) >> 32);
ui = (uint)ul;
rc.Top = (int)ui;
}
AppVar inTarget = App.Dim(rc);
App[typeof(NativeMethods), "SendMessage"](Handle, TVM_GETITEMRECT, NativeDataUtility.ToIntPtr(isTextOnly), inTarget);
return NativeDataUtility.ToRectangle((RECT)inTarget.Core);
}
