/// <summary>
/// Initialize a new instance of the TrackBarController class.
/// </summary>
/// <param name="ribbon">Reference to owning ribbon instance.</param>
/// <param name="trackBar">Source definition.</param>
/// <param name="target">Target view element.</param>
public TrackBarController(KryptonRibbon ribbon,
KryptonRibbonGroupTrackBar trackBar,
ViewDrawRibbonGroupTrackBar target)
{
Debug.Assert(ribbon != null);
Debug.Assert(trackBar != null);
Debug.Assert(target != null);
_ribbon = ribbon;
_trackBar = trackBar;
_target = target;
}
/// <summary>
/// Initialize a new instance of the ViewDrawRibbonGroupTrackBar class.
/// </summary>
/// <param name="ribbon">Reference to owning ribbon control.</param>
/// <param name="ribbonTrackBar">Reference to source track bar.</param>
/// <param name="needPaint">Delegate for notifying paint requests.</param>
public ViewDrawRibbonGroupTrackBar(KryptonRibbon ribbon,
KryptonRibbonGroupTrackBar ribbonTrackBar,
NeedPaintHandler needPaint)
{
Debug.Assert(ribbon != null);
Debug.Assert(ribbonTrackBar != null);
Debug.Assert(needPaint != null);
// Remember incoming references
_ribbon = ribbon;
_ribbonTrackBar = ribbonTrackBar;
_needPaint = needPaint;
_currentSize = _ribbonTrackBar.ItemSizeCurrent;
// Hook into the textbox events
_ribbonTrackBar.MouseEnterControl += new EventHandler(OnMouseEnterControl);
_ribbonTrackBar.MouseLeaveControl += new EventHandler(OnMouseLeaveControl);
// Associate this view with the source component (required for design time selection)
Component = _ribbonTrackBar;
if (_ribbon.InDesignMode)
{
// At design time we need to know when the user right clicks the textbox
ContextClickController controller = new ContextClickController();
controller.ContextClick += new MouseEventHandler(OnContextClick);
MouseController = controller;
}
// Create controller needed for handling focus and key tip actions
_controller = new TrackBarController(_ribbon, _ribbonTrackBar, this);
SourceController = _controller;
KeyController = _controller;
// We need to rest visibility of the textbox for each layout cycle
_ribbon.ViewRibbonManager.LayoutBefore += new EventHandler(OnLayoutAction);
_ribbon.ViewRibbonManager.LayoutAfter += new EventHandler(OnLayoutAction);
// Define back reference to view for the text box definition
_ribbonTrackBar.TrackBarView = this;
// Give paint delegate to textbox so its palette changes are redrawn
_ribbonTrackBar.ViewPaintDelegate = needPaint;
// Hook into changes in the ribbon custom definition
_ribbonTrackBar.PropertyChanged += new PropertyChangedEventHandler(OnTextBoxPropertyChanged);
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
/// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
protected override void Dispose(bool disposing)
{
if (disposing)
{
if (_ribbonTrackBar != null)
{
// Must unhook to prevent memory leaks
_ribbonTrackBar.MouseEnterControl -= new EventHandler(OnMouseEnterControl);
_ribbonTrackBar.MouseLeaveControl -= new EventHandler(OnMouseLeaveControl);
_ribbonTrackBar.ViewPaintDelegate = null;
_ribbonTrackBar.PropertyChanged -= new PropertyChangedEventHandler(OnTextBoxPropertyChanged);
_ribbon.ViewRibbonManager.LayoutAfter -= new EventHandler(OnLayoutAction);
_ribbon.ViewRibbonManager.LayoutBefore -= new EventHandler(OnLayoutAction);
// Remove association with definition
_ribbonTrackBar.TrackBarView = null;
_ribbonTrackBar = null;
}
}
base.Dispose(disposing);
}
/// <summary>
/// Initializes the designer with the specified component.
/// </summary>
/// <param name="component">The IComponent to associate the designer with.</param>
public override void Initialize(IComponent component)
{
Debug.Assert(component != null);
// Validate the parameter reference
if (component == null)
{
throw new ArgumentNullException("component");
}
// Let base class do standard stuff
base.Initialize(component);
// Cast to correct type
_ribbonTrackBar = (KryptonRibbonGroupTrackBar)component;
_ribbonTrackBar.TrackBarDesigner = this;
// Update designer properties with actual starting values
Visible = _ribbonTrackBar.Visible;
Enabled = _ribbonTrackBar.Enabled;
// Update visible/enabled to always be showing/enabled at design time
_ribbonTrackBar.Visible = true;
_ribbonTrackBar.Enabled = true;
// Tell the embedded text box it is in design mode
_ribbonTrackBar.TrackBar.InRibbonDesignMode = true;
// Hook into events
_ribbonTrackBar.DesignTimeContextMenu += new MouseEventHandler(OnContextMenu);
// Get access to the services
_designerHost = (IDesignerHost)GetService(typeof(IDesignerHost));
_changeService = (IComponentChangeService)GetService(typeof(IComponentChangeService));
// We need to know when we are being removed/changed
_changeService.ComponentChanged += new ComponentChangedEventHandler(OnComponentChanged);
}
