/// <summary>
/// Initialize a new instance of the KryptonGroupBox class.
/// </summary>
public KryptonGroupBox()
{
SetStyle(ControlStyles.SupportsTransparentBackColor | ControlStyles.OptimizedDoubleBuffer, true);
// Set default values
_captionStyle = LabelStyle.GroupBoxCaption;
_captionEdge = VisualOrientation.Top;
_captionOrientation = ButtonOrientation.Auto;
_captionVisible = true;
// Create storage objects
Values = new CaptionValues(NeedPaintDelegate);
Values.TextChanged += OnValuesTextChanged;
// Create the palette storage
StateCommon = new PaletteGroupBoxRedirect(Redirector, NeedPaintDelegate);
StateDisabled = new PaletteGroupBox(StateCommon, NeedPaintDelegate);
StateNormal = new PaletteGroupBox(StateCommon, NeedPaintDelegate);
// Create the internal panel used for containing content
Panel = new KryptonGroupBoxPanel(this, StateCommon, StateDisabled, StateNormal, OnGroupPanelPaint)
{
// Make sure the panel back style always mimics our back style
PanelBackStyle = PaletteBackStyle.ControlGroupBox
};
_drawContent = new ViewDrawContent(StateNormal.Content, Values, VisualOrientation.Top);
// Create view for the control border and background
_drawDocker = new ViewDrawGroupBoxDocker(StateNormal.Back, StateNormal.Border);
// Create the element that fills the remainder space and remembers fill rectangle
_layoutFill = new ViewLayoutFill(Panel);
// Add caption into the docker with initial dock edges defined
_drawDocker.Add(_drawContent, ViewDockStyle.Top);
_drawDocker.Add(_layoutFill, ViewDockStyle.Fill);
// Create the view manager instance
ViewManager = new ViewManager(this, _drawDocker);
// We want to default to shrinking and growing (base class defaults to GrowOnly)
AutoSizeMode = AutoSizeMode.GrowAndShrink;
// Create the delegate used when we need to ensure obscurer is removed
_removeObscurer = OnRemoveObscurer;
// Need to prevent the AddInternal from causing a layout, otherwise the
// layout will probably try to measure text which causes the handle for the
// control to be created which means the handle is created at the wrong time
// and so child controls are not added properly in the future! (for the TabControl
// at the very least).
_ignoreLayout = true;
// Add panel to the controls collection
((KryptonReadOnlyControls)Controls).AddInternal(Panel);
_ignoreLayout = false;
}
/// <summary>
/// Initialize a new instance of the PaletteGroupBox class.
/// </summary>
/// <param name="inherit">Source for inheriting palette defaulted values.</param>
/// <param name="needPaint">Delegate for notifying paint requests.</param>
public PaletteGroupBox(PaletteGroupBoxRedirect inherit,
NeedPaintHandler needPaint)
: base(inherit, needPaint) =>
