/// <summary>
/// Initialize a new instance of the KryptonGallery class.
/// </summary>
public KryptonGallery()
{
// Defaults
_mouseOver = false;
_alwaysActive = true;
_selectedIndex = -1;
_trackingIndex = -1;
_eventTrackingIndex = -1;
_preferredItemSize = new Size(5, 1);
_dropMaxItemWidth = 128;
_dropMinItemWidth = 3;
// Timer used to generate tracking change event
_trackingEventTimer = new Timer
{
Interval = 120
};
_trackingEventTimer.Tick += OnTrackingTick;
// Create content storage
Images = new GalleryImages(NeedPaintDelegate);
DropButtonRanges = new KryptonGalleryRangeCollection();
// Create the palette storage
StateCommon = new PaletteGalleryRedirect(Redirector, NeedPaintDelegate);
StateNormal = new PaletteGalleryState(StateCommon, NeedPaintDelegate);
StateDisabled = new PaletteGalleryState(StateCommon, NeedPaintDelegate);
StateActive = new PaletteGalleryState(StateCommon, NeedPaintDelegate);
// Create and organize the buttons
_buttonUp = new ViewDrawRibbonGalleryButton(Redirector, PaletteRelativeAlign.Near, PaletteRibbonGalleryButton.Up, Images, NeedPaintDelegate);
_buttonDown = new ViewDrawRibbonGalleryButton(Redirector, PaletteRelativeAlign.Center, PaletteRibbonGalleryButton.Down, Images, NeedPaintDelegate);
_buttonContext = new ViewDrawRibbonGalleryButton(Redirector, PaletteRelativeAlign.Far, PaletteRibbonGalleryButton.DropDown, Images, NeedPaintDelegate);
_buttonsLayout = new ViewLayoutRibbonGalleryButtons
{
_buttonUp,
_buttonDown,
_buttonContext
};
// The draw layout that contains the actual selection images
_backBorder = new PaletteGalleryBackBorder(StateNormal);
_drawDocker = new ViewDrawDocker(_backBorder, _backBorder);
_drawItems = new ViewLayoutRibbonGalleryItems(Redirector, this, NeedPaintDelegate, _buttonUp, _buttonDown, _buttonContext);
_drawDocker.Add(_drawItems, ViewDockStyle.Fill);
// Top level layout view
_layoutDocker = new ViewLayoutDocker
{
{ _drawDocker, ViewDockStyle.Fill },
{ _buttonsLayout, ViewDockStyle.Right }
};
// Create the view manager instance
ViewManager = new ViewManager(this, _layoutDocker);
// Set the default padding value
base.Padding = new Padding(3);
}
/// <summary>
/// Define the new state to use for sourcing values.
/// </summary>
/// <param name="state">New state for background/border.</param>
public void SetState(PaletteGalleryState state)
{
Debug.Assert(state != null);
_state = state;
}
/// <summary>
/// Initialize a new instance of the PaletteGalleryBackBorder class.
/// </summary>
/// <param name="state">Initial state for background/border.</param>
public PaletteGalleryBackBorder(PaletteGalleryState state)
{
Debug.Assert(state != null);
_state = state;
}