|
public GetNextControl ( |
||
| ctl | ||
| forward | bool | |
| return | ||
void WalkControls(Control container, Control start, int count, bool forward) {
Control ctl;
Console.WriteLine("Walking inside {0},\n starting at control {1}", container.Text, start != null ? start.Text : "null");
ctl = start;
for (int i = 0; i < count; i++) {
ctl = container.GetNextControl(ctl, forward);
if (ctl != null) {
Console.WriteLine("{1} GetNextControl returned {0}, Tabindex: {2}", ctl.Text, i+1, ctl.TabIndex);
} else {
Console.WriteLine("{0} GetNextControl returned NULL", i+1);
}
}
}
// �ҵ�tab˳�����һ���ؼ������DZ�����parent��������Ŀؼ�
public static Control GetNextControl(
Control dialog,
Control start,
Control parent,
bool bForward)
{
Control next = null;
while (true)
{
next = dialog.GetNextControl(start, bForward);
if (next == null)
break;
if (next.Parent != parent)
break;
start = next;
}
return next;
}
public static object CallControlGetNextControl(Control c, object[] obj)
{
return c.GetNextControl((Control)(obj[0]), (bool)(obj[1]));
}
public static object CallControlGetNextControl(Control c, object[] obj)
{
return(c.GetNextControl((Control)(obj[0]), (bool)(obj[1])));
}
public void TestPublicMethods ()
{
// Public Methods that force Handle creation:
// - CreateControl ()
// - CreateGraphics ()
// - GetChildAtPoint ()
// - Invoke, BeginInvoke throws InvalidOperationException if Handle has not been created
// - PointToClient ()
// - PointToScreen ()
// - RectangleToClient ()
// - RectangleToScreen ()
Control c = new Control ();
c.BringToFront ();
Assert.IsFalse (c.IsHandleCreated, "A1");
c.Contains (new Control ());
Assert.IsFalse (c.IsHandleCreated, "A2");
c.CreateControl ();
Assert.IsTrue (c.IsHandleCreated, "A3");
c = new Control ();
Graphics g = c.CreateGraphics ();
g.Dispose ();
Assert.IsTrue (c.IsHandleCreated, "A4");
c = new Control ();
c.Dispose ();
Assert.IsFalse (c.IsHandleCreated, "A5");
c = new Control ();
//DragDropEffects d = c.DoDragDrop ("yo", DragDropEffects.None);
//Assert.IsFalse (c.IsHandleCreated, "A6");
//Assert.AreEqual (DragDropEffects.None, d, "A6b");
//Bitmap b = new Bitmap (100, 100);
//c.DrawToBitmap (b, new Rectangle (0, 0, 100, 100));
//Assert.IsFalse (c.IsHandleCreated, "A7");
//b.Dispose ();
c.FindForm ();
Assert.IsFalse (c.IsHandleCreated, "A8");
c.Focus ();
Assert.IsFalse (c.IsHandleCreated, "A9");
c.GetChildAtPoint (new Point (10, 10));
Assert.IsTrue (c.IsHandleCreated, "A10");
c.GetContainerControl ();
c = new Control ();
Assert.IsFalse (c.IsHandleCreated, "A11");
c.GetNextControl (new Control (), true);
Assert.IsFalse (c.IsHandleCreated, "A12");
#if NET_2_0
c.GetPreferredSize (Size.Empty);
Assert.IsFalse (c.IsHandleCreated, "A13");
#endif
c.Hide ();
Assert.IsFalse (c.IsHandleCreated, "A14");
c.Invalidate ();
Assert.IsFalse (c.IsHandleCreated, "A15");
//c.Invoke (new InvokeDelegate (InvokeMethod));
//Assert.IsFalse (c.IsHandleCreated, "A16");
c.PerformLayout ();
Assert.IsFalse (c.IsHandleCreated, "A17");
c.PointToClient (new Point (100, 100));
Assert.IsTrue (c.IsHandleCreated, "A18");
c = new Control ();
c.PointToScreen (new Point (100, 100));
Assert.IsTrue (c.IsHandleCreated, "A19");
c = new Control ();
//c.PreProcessControlMessage ???
//c.PreProcessMessage ???
c.RectangleToClient (new Rectangle (0, 0, 100, 100));
Assert.IsTrue (c.IsHandleCreated, "A20");
c = new Control ();
c.RectangleToScreen (new Rectangle (0, 0, 100, 100));
Assert.IsTrue (c.IsHandleCreated, "A21");
c = new Control ();
c.Refresh ();
Assert.IsFalse (c.IsHandleCreated, "A22");
c.ResetBackColor ();
Assert.IsFalse (c.IsHandleCreated, "A23");
c.ResetBindings ();
Assert.IsFalse (c.IsHandleCreated, "A24");
c.ResetCursor ();
Assert.IsFalse (c.IsHandleCreated, "A25");
c.ResetFont ();
Assert.IsFalse (c.IsHandleCreated, "A26");
c.ResetForeColor ();
Assert.IsFalse (c.IsHandleCreated, "A27");
c.ResetImeMode ();
Assert.IsFalse (c.IsHandleCreated, "A28");
c.ResetRightToLeft ();
Assert.IsFalse (c.IsHandleCreated, "A29");
c.ResetText ();
Assert.IsFalse (c.IsHandleCreated, "A30");
c.SuspendLayout ();
Assert.IsFalse (c.IsHandleCreated, "A31");
c.ResumeLayout ();
Assert.IsFalse (c.IsHandleCreated, "A32");
#if NET_2_0
c.Scale (new SizeF (1.5f, 1.5f));
Assert.IsFalse (c.IsHandleCreated, "A33");
#endif
c.Select ();
Assert.IsFalse (c.IsHandleCreated, "A34");
c.SelectNextControl (new Control (), true, true, true, true);
Assert.IsFalse (c.IsHandleCreated, "A35");
c.SetBounds (0, 0, 100, 100);
Assert.IsFalse (c.IsHandleCreated, "A36");
c.Update ();
Assert.IsFalse (c.IsHandleCreated, "A37");
}
public static string TestControl(Control container, Control start, bool forward) {
Control ctl;
ctl = container.GetNextControl(start, forward);
if (ctl == null) {
return null;
}
return ctl.Text;
}
private static Control GetPreviousControl(Control parentControl, Control currentControl)
{
return parentControl.GetNextControl(currentControl, false);
}
private static Control GetNextControl(Control parentControl, Control control)
{
return parentControl.GetNextControl(control, true);
}
bool TestControl(Control container, Control start, bool forward, string expected) {
bool result;
Control ctl;
ctl = container.GetNextControl(start, forward);
if (ctl == null && expected == null) {
if (verbose > 0) {
Console.WriteLine("Test {0} passed (GetNextControl)", test_no++);
}
return true;
}
if (ctl == null || ctl.Text != expected) {
result = false;
if (verbose > 0) {
Console.WriteLine("Test {0} failed (GetNextControl):\n Container: {1}\n Start: {2}\n Forward: {3}\n Expected: {4}\n Got: {5}",
test_no, container.Text, start.Text, forward, expected, ctl != null ? ctl.Text : "null");
}
if (exception) {
throw new Exception("Test " + test_no + " failed (GetNextControl)");
}
test_no++;
failed++;
} else {
if (verbose > 0) {
Console.WriteLine("Test {0} passed (GetNextControl)", test_no++);
}
result = true;
}
return result;
}
