” fanidan “ checkbox ” mavzusidagi

base.MouseDoubleClick += value;
}
remove {
base.MouseDoubleClick -= value;
}
}
///
///
///
///

/// Gets the information used to create the handle for the
///
/// control.
///

///
protected override CreateParams CreateParams {
[SecurityPermission(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.UnmanagedCode)]
get {
CreateParams cp = base.CreateParams;
cp.ClassName = "BUTTON";
if (OwnerDraw) {
cp.Style |= NativeMethods.BS_OWNERDRAW;
}
else {
cp.Style |= NativeMethods.BS_3STATE;
if (Appearance == Appearance.Button) {
cp.Style |= NativeMethods.BS_PUSHLIKE;
}
// Determine the alignment of the check box
//
ContentAlignment align = RtlTranslateContent(CheckAlign);
if ((int)(align & anyRight) != 0) {
cp.Style |= NativeMethods.BS_RIGHTBUTTON;
}
}
return cp;
}
}
///
///
/// Deriving classes can override this to configure a default size for their control.
/// This is more efficient than setting the size in the control's constructor.
///
protected override Size DefaultSize {
get {
return new Size(104, 24);
}
}
internal override Size GetPreferredSizeCore(Size proposedConstraints) {
if (Appearance == Appearance.Button) {
ButtonStandardAdapter adapter = new ButtonStandardAdapter(this);
return adapter.GetPreferredSizeCore(proposedConstraints);
}
if(FlatStyle != FlatStyle.System) {
return base.GetPreferredSizeCore(proposedConstraints);
}
Size textSize = TextRenderer.MeasureText(this.Text, this.Font);
Size size = SizeFromClientSize(textSize);
size.Width += 25;
size.Height += 5;
return size + Padding.Size;
}
///
///
///
///
internal override Rectangle OverChangeRectangle {
get {
if (Appearance == Appearance.Button) {
return base.OverChangeRectangle;
}
else {
if (FlatStyle == FlatStyle.Standard) {
// this Rectangle will cause no Invalidation
// can't use Rectangle.Empty because it will cause Invalidate(ClientRectangle)
return new Rectangle(-1, -1, 1, 1);
}
else {
// Popup mouseover rectangle is actually bigger than GetCheckmarkRectangle
return Adapter.CommonLayout().Layout().checkBounds;
}
}
}
}
///
///
///
///
internal override Rectangle DownChangeRectangle {
get {
if (Appearance == Appearance.Button || FlatStyle == FlatStyle.System) {
return base.DownChangeRectangle;
}
else {