/// <summary>
/// Handle the drawing attributes changing
/// </summary>
/// <param name="sender">The event sender</param>
/// <param name="args">The event args</param>
private void HandleDrawingAttributesChanged(object sender, PropertyEventArgs args)
{
if (sender == this.m_CurrentStylus && this.m_CurrentStylus != null)
{
// Update the bitmap via the CurrentStylusEntry setter.
this.CurrentStylusEntry = this.m_Table[sender] as StylusEntry;
using (Synchronizer.Lock(this.m_CurrentStylus.SyncRoot)) {
this.Checked = this.CurrentStylusEntry == null ? false
: DrawingAttributesToolBarButton.DrawingAttributesEquals(this.m_CurrentStylus.DrawingAttributes, this.CurrentStylusEntry.DrawingAttributes);
}
}
else
{
this.Checked = false;
}
}
/// <summary>
/// Event handler for the drop down opening
/// </summary>
/// <param name="sender">The sender</param>
/// <param name="e">The args</param>
internal virtual void HandleParentButtonDropDown(object sender, EventArgs e)
{
if (this.CurrentStylusEntry == null || this.CurrentStylusEntry.DrawingAttributes == null)
{
return;
}
Form options = new PropertiesForm.PenPropertiesPage(this.m_Model.PenState, this.CurrentStylusEntry.DrawingAttributes, this.CurrentStylusEntry.PenType == PenType.Pen);
DialogResult result = options.ShowDialog();
// Force an update, since there's no way to change the DrawingAttributes instance.
this.CurrentStylusEntry = this.CurrentStylusEntry;
if (this.m_CurrentStylus != null && this.CurrentStylusEntry != null)
{
using (Synchronizer.Lock(this.m_CurrentStylus.SyncRoot)) {
this.m_CurrentStylus.DrawingAttributes = this.CurrentStylusEntry.DrawingAttributes.Clone();
}
}
}
/// <summary>
/// Handle the drawing attributes changing
/// </summary>
/// <param name="sender">The event sender</param>
/// <param name="args">The event arguments</param>
private void HandleDrawingAttributesChanged(object sender, PropertyEventArgs args)
{
if(sender == this.m_CurrentStylus && this.m_CurrentStylus != null) {
// Update the bitmap via the CurrentStylusEntry setter.
this.CurrentStylusEntry = this.m_Table[sender] as StylusEntry;
using(Synchronizer.Lock(this.m_CurrentStylus.SyncRoot)) {
this.Checked = this.CurrentStylusEntry == null ? false
: DrawingAttributesEquals(this.m_CurrentStylus.DrawingAttributes, this.CurrentStylusEntry.DrawingAttributes);
}
} else {
this.Checked = false;
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="dispatcher">The event queue</param>
/// <param name="entries">Array of StylusEntries</param>
/// <param name="model">The presenter model</param>
/// <param name="parent">The parent ToolStrip</param>
public DrawingAttributesToolBarButton(ControlEventQueue dispatcher, StylusEntry[] entries, PresenterModel model, ToolStrip parent)
{
this.m_EventQueue = dispatcher;
this.m_Table = new Hashtable();
this.m_Model = model;
this.Parent = parent;
this.templateImage = new Bitmap( Image.FromStream( this.GetType().Assembly.GetManifestResourceStream( "UW.ClassroomPresenter.Viewer.ToolBars.Icons.buttontemplate.png" ) ) );
foreach(StylusEntry entry in entries)
this.m_Table.Add(entry.Stylus, entry);
this.m_DrawingAttributesChangedDispatcher = new EventQueue.PropertyEventDispatcher(this.m_EventQueue, new PropertyEventHandler(this.HandleDrawingAttributesChanged));
this.m_StylusChangedDispatcher = new EventQueue.PropertyEventDispatcher(this.m_EventQueue, new PropertyEventHandler(this.HandleStylusChanged));
this.m_ColorSetChangedDispatcher = new EventQueue.PropertyEventDispatcher(this.m_EventQueue, new PropertyEventHandler(this.HandleColorSetChanged));
this.m_PenWidthChangedDispatcher = new EventQueue.PropertyEventDispatcher(this.m_EventQueue, new PropertyEventHandler(this.HandlePenWidthChanged));
this.m_HLWidthChangedDispatcher = new EventQueue.PropertyEventDispatcher(this.m_EventQueue, new PropertyEventHandler(this.HandleHLWidthChanged));
foreach(StylusModel stylus in this.m_Table.Keys)
stylus.Changed["DrawingAttributes"].Add(this.m_DrawingAttributesChangedDispatcher.Dispatcher);
this.m_Model.Changed["Stylus"].Add(this.m_StylusChangedDispatcher.Dispatcher);
this.m_Model.ViewerState.Changed["UseLightColorSet"].Add(this.m_ColorSetChangedDispatcher.Dispatcher);
this.m_Model.ViewerState.Changed["DefaultPenWidth"].Add(this.m_PenWidthChangedDispatcher.Dispatcher);
this.m_Model.ViewerState.Changed["DefaultHLWidth"].Add(this.m_HLWidthChangedDispatcher.Dispatcher);
// Initialize the Pushed and Enabled states.
// Note: HandleStylusChanged invokes HandleDrawingAttributesChanged.
this.m_StylusChangedDispatcher.Dispatcher(this.m_Model, null);
this.m_ColorSetChangedDispatcher.Dispatcher(this, null);
this.m_PenWidthChangedDispatcher.Dispatcher(this, null);
}
/// <summary>
/// Event handler for the drop down opening
/// </summary>
/// <param name="sender">The sender</param>
/// <param name="e">The args</param>
internal virtual void HandleParentButtonDropDown(object sender, EventArgs e)
{
if (this.CurrentStylusEntry == null || this.CurrentStylusEntry.DrawingAttributes == null)
return;
Form options = new PropertiesForm.PenPropertiesPage(this.m_Model.PenState, this.CurrentStylusEntry.DrawingAttributes, this.CurrentStylusEntry.PenType == PenType.Pen);
DialogResult result = options.ShowDialog();
// Force an update, since there's no way to change the DrawingAttributes instance.
this.CurrentStylusEntry = this.CurrentStylusEntry;
if (this.m_CurrentStylus != null && this.CurrentStylusEntry != null) {
using (Synchronizer.Lock(this.m_CurrentStylus.SyncRoot)) {
this.m_CurrentStylus.DrawingAttributes = this.CurrentStylusEntry.DrawingAttributes.Clone();
}
}
}
