public static void CallControlScale(Control c, object[] obj)
{
if (obj.Length == 1)
{
c.Scale((float)obj[0]);
}
else if (obj.Length == 2)
{
c.Scale((float)obj[0], (float)obj[1]);
}
}
public static void CallControlScale(Control c, object[] obj)
{
if (obj.Length == 1)
{
c.Scale((System.Drawing.SizeF)obj[0]);
}
}
internal static sys.Control ForceAutoScale(this sys.Control control)
{
var graphics = control.CreateGraphics();
float scalingFactor = graphics.DpiY / 96; //96 DPI corresponds to 100% scaling
control.Scale(new SizeF(scalingFactor, scalingFactor));
return(control);
}
public static void CallControlScale(Control c, object[] obj)
{
if(obj.Length == 1)
c.Scale((SizeF)obj[0]);
}
/// <include file='doc\Control.uex' path='docs/doc[@for="ContainerControl.OnChildLayoutResuming"]/*' />
/// <devdoc>
/// Called when a child is about to resume its layout. The default implementation
/// calls OnChildLayoutResuming on the parent.
/// </devdoc>
internal override void OnChildLayoutResuming(Control child, bool performLayout) {
base.OnChildLayoutResuming(child, performLayout);
// We need to scale children before their layout engines get to them.
// We don't have a lot of opportunity for that because the code
// generator always generates a PerformLayout() right after a
// ResumeLayout(false). This seems to be the most oppportune place
// for thiis, although it is unfortunate.
if (!state[stateScalingChild] && !performLayout && AutoScaleMode != AutoScaleMode.None && AutoScaleMode != AutoScaleMode.Inherit && state[stateScalingNeededOnLayout]) {
state[stateScalingChild] = true;
try {
child.Scale(AutoScaleFactor, SizeF.Empty, this);
}
finally {
state[stateScalingChild] = false;
}
}
}
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 void ScaleTest()
{
Control r1 = new Control();
r1.Width = 40;
r1.Height = 20;
r1.Scale(2);
Assert.AreEqual(80, r1.Width, "Scale1");
Assert.AreEqual(40, r1.Height, "Scale2");
}
/// <summary>
/// Scales a control from 96dpi to the actual screen dpi.
/// </summary>
public static void Scale(Control c)
{
c.Scale(new SizeF((float)PixelsPerLogicalInchX / DEFAULT_DPI, (float)PixelsPerLogicalInchY / DEFAULT_DPI));
}
public static void CallControlScale(Control c, object[] obj)
{
if(obj.Length == 1)
c.Scale((float)obj[0]);
else if(obj.Length == 2)
c.Scale((float)obj[0], (float)obj[1]);
}
public static sys.Control CustomScale(this sys.Control control, float scalingFactor)
{
control.Scale(new SizeF(scalingFactor, scalingFactor));
return(control);
}
internal override void OnChildLayoutResuming(Control child, bool performLayout)
{
base.OnChildLayoutResuming(child, performLayout);
if (((!this.state[stateScalingChild] && !performLayout) && ((this.AutoScaleMode != System.Windows.Forms.AutoScaleMode.None) && (this.AutoScaleMode != System.Windows.Forms.AutoScaleMode.Inherit))) && this.state[stateScalingNeededOnLayout])
{
this.state[stateScalingChild] = true;
try
{
child.Scale(this.AutoScaleFactor, SizeF.Empty, this);
}
finally
{
this.state[stateScalingChild] = false;
}
}
}
