public virtual void UpdateWindowState(FormWindowState old_window_state, FormWindowState new_window_state, bool force)
{
if (old_window_state == FormWindowState.Normal)
{
NormalBounds = form.Bounds;
}
else if (old_window_state == FormWindowState.Minimized)
{
IconicBounds = form.Bounds;
}
switch (new_window_state)
{
case FormWindowState.Minimized:
if (IconicBounds == Rectangle.Empty)
{
Size size = IconicSize;
Point location = new Point(0, Form.Parent.ClientSize.Height - size.Height);
IconicBounds = new Rectangle(location, size);
}
form.Bounds = IconicBounds;
break;
case FormWindowState.Maximized:
form.Bounds = MaximizedBounds;
break;
case FormWindowState.Normal:
form.Bounds = NormalBounds;
break;
}
UpdateWindowDecorations(new_window_state);
form.ResetCursor();
}
internal void SetWindowState(Form form, FormWindowState old_window_state, FormWindowState new_window_state, bool is_activating_child)
{
bool mdiclient_layout;
MdiWindowManager wm = (MdiWindowManager)form.window_manager;
if (!is_activating_child && new_window_state == FormWindowState.Maximized && !wm.IsActive)
{
ActivateChild(form);
return;
}
if (old_window_state == FormWindowState.Normal)
{
wm.NormalBounds = form.Bounds;
}
if (SetWindowStates(wm))
{
return;
}
if (old_window_state == new_window_state)
{
return;
}
mdiclient_layout = old_window_state == FormWindowState.Maximized || new_window_state == FormWindowState.Maximized;
switch (new_window_state)
{
case FormWindowState.Minimized:
ArrangeIconicWindows(false);
break;
case FormWindowState.Maximized:
form.Bounds = wm.MaximizedBounds;
break;
case FormWindowState.Normal:
form.Bounds = wm.NormalBounds;
break;
}
wm.UpdateWindowDecorations(new_window_state);
form.ResetCursor();
if (mdiclient_layout)
{
Parent.PerformLayout();
}
XplatUI.RequestNCRecalc(Parent.Handle);
XplatUI.RequestNCRecalc(form.Handle);
if (!setting_windowstates)
{
SizeScrollBars();
}
}
internal void SetWindowState (Form form, FormWindowState old_window_state, FormWindowState new_window_state, bool is_activating_child)
{
bool mdiclient_layout;
MdiWindowManager wm = (MdiWindowManager) form.window_manager;
if (!is_activating_child && new_window_state == FormWindowState.Maximized && !wm.IsActive) {
ActivateChild (form);
return;
}
if (old_window_state == FormWindowState.Normal)
wm.NormalBounds = form.Bounds;
if (SetWindowStates (wm))
return;
if (old_window_state == new_window_state)
return;
mdiclient_layout = old_window_state == FormWindowState.Maximized || new_window_state == FormWindowState.Maximized;
switch (new_window_state) {
case FormWindowState.Minimized:
ArrangeIconicWindows (false);
break;
case FormWindowState.Maximized:
form.Bounds = wm.MaximizedBounds;
break;
case FormWindowState.Normal:
form.Bounds = wm.NormalBounds;
break;
}
wm.UpdateWindowDecorations (new_window_state);
form.ResetCursor ();
if (mdiclient_layout)
Parent.PerformLayout ();
XplatUI.RequestNCRecalc (Parent.Handle);
XplatUI.RequestNCRecalc (form.Handle);
if (!setting_windowstates)
SizeScrollBars ();
}
public void TestPublicMethods ()
{
// Public Methods that force Handle creation:
// - CreateGraphics ()
// - GetChildAtPoint ()
// - Invoke, BeginInvoke throws InvalidOperationException if Handle has not been created
// - PointToClient ()
// - PointToScreen ()
// - RectangleToClient ()
// - RectangleToScreen ()
// - Select ()
// - Show (IWin32Window)
// Notes:
// - CreateControl does NOT force Handle creation!
Form c = new Form ();
c.BringToFront ();
Assert.IsFalse (c.IsHandleCreated, "A1");
c.Contains (new Form ());
Assert.IsFalse (c.IsHandleCreated, "A2");
c.CreateControl ();
Assert.IsFalse (c.IsHandleCreated, "A3");
c = new Form ();
Graphics g = c.CreateGraphics ();
g.Dispose ();
Assert.IsTrue (c.IsHandleCreated, "A4");
c.Dispose ();
c = new Form ();
c.Dispose ();
Assert.IsFalse (c.IsHandleCreated, "A5");
c = new Form ();
// This is weird, it causes a form to appear that won't go away until you move the mouse over it,
// but it doesn't create a handle??
//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.Dispose ();
c = new Form ();
c.GetContainerControl ();
Assert.IsFalse (c.IsHandleCreated, "A11");
c.Dispose ();
c = new Form ();
c.GetNextControl (new Control (), true);
Assert.IsFalse (c.IsHandleCreated, "A12");
c.GetPreferredSize (Size.Empty);
Assert.IsFalse (c.IsHandleCreated, "A13");
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.Dispose ();
c = new Form ();
c.PointToScreen (new Point (100, 100));
Assert.IsTrue (c.IsHandleCreated, "A19");
c.Dispose ();
c = new Form ();
//c.PreProcessControlMessage ???
//c.PreProcessMessage ???
c.RectangleToClient (new Rectangle (0, 0, 100, 100));
Assert.IsTrue (c.IsHandleCreated, "A20");
c.Dispose ();
c = new Form ();
c.RectangleToScreen (new Rectangle (0, 0, 100, 100));
Assert.IsTrue (c.IsHandleCreated, "A21");
c.Dispose ();
c = new Form ();
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");
c.Scale (new SizeF (1.5f, 1.5f));
Assert.IsFalse (c.IsHandleCreated, "A33");
c.Select ();
Assert.IsTrue (c.IsHandleCreated, "A34");
c.Dispose ();
c = new Form ();
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");
// Form
c.Activate ();
Assert.IsFalse (c.IsHandleCreated, "F1");
c.AddOwnedForm (new Form ());
Assert.IsFalse (c.IsHandleCreated, "F2");
c.Close ();
Assert.IsFalse (c.IsHandleCreated, "F3");
c.Hide ();
Assert.IsFalse (c.IsHandleCreated, "F4");
c.LayoutMdi (MdiLayout.Cascade);
Assert.IsFalse (c.IsHandleCreated, "F5");
#if !MONO
c.PerformAutoScale ();
Assert.IsFalse (c.IsHandleCreated, "F6");
#endif
c.PerformLayout ();
Assert.IsFalse (c.IsHandleCreated, "F7");
c.AddOwnedForm (new Form ());
c.RemoveOwnedForm (c.OwnedForms [c.OwnedForms.Length - 1]);
Assert.IsFalse (c.IsHandleCreated, "F8");
c.ScrollControlIntoView (null);
Assert.IsFalse (c.IsHandleCreated, "F9");
c.SetAutoScrollMargin (7, 13);
Assert.IsFalse (c.IsHandleCreated, "F10");
c.SetDesktopBounds (-1, -1, 144, 169);
Assert.IsFalse (c.IsHandleCreated, "F11");
c.SetDesktopLocation (7, 13);
Assert.IsFalse (c.IsHandleCreated, "F12");
c = new Form ();
c.Show (null);
Assert.IsTrue (c.IsHandleCreated, "F13");
c.Close ();
c = new Form ();
//c.ShowDialog ()
c.ToString ();
Assert.IsFalse (c.IsHandleCreated, "F14");
c.Validate ();
Assert.IsFalse (c.IsHandleCreated, "F15");
#if !MONO
c.ValidateChildren ();
Assert.IsFalse (c.IsHandleCreated, "F16");
#endif
c.Close ();
}