/// <summary>
/// Refreshes the control palette with appropriate controls based on the difficulty setting. This
/// must be called each time the user changes the difficulty setting in the application.
/// </summary>
public void RefreshPalette(OptionDifficultySetting setting)
{
// Show or hide the heat stream button based on the setting
if ((new HeatStream(-1)).IsAvailableWithDifficulty(setting))
{
HeatStreamButton.Visibility = System.Windows.Visibility.Visible;
}
else
{
HeatStreamButton.Visibility = System.Windows.Visibility.Collapsed;
}
// Now we use reflection to create the process unit buttons
// First clear the content in the process unit stack panel
ProcessUnitsPanel.Children.Clear();
// We will create potentially multiple stack panels for rows of buttons
StackPanel spPUs = null;
// Keep track of how many buttons we create
int puBtns = 0;
// Use reflection to find appropriate process units and streams for the palette
Assembly a = typeof(Logic.AbstractProcessUnit).Assembly;
foreach (Type t in a.GetTypes())
{
// Ignore abstract types
if (t.IsAbstract)
{
continue;
}
// We only are interested in types that inherit from AbstractProcessUnit
if (t.IsSubclassOf(typeof(AbstractProcessUnit)) && !t.IsAbstract)
{
// We've found a potential process unit, but we need to make sure that
// it can be created under the specified difficulty setting
AbstractProcessUnit unit =
Activator.CreateInstance(t, (int)-1) as AbstractProcessUnit;
if (unit.IsAvailableWithDifficulty(setting))
{
if (0 == (puBtns % m_buttonsPerRow))
{
// Create a new row
spPUs = new StackPanel();
spPUs.Orientation = Orientation.Horizontal;
// Add the first button to it
spPUs.Children.Add(CreateButton(
ProcessUnitControl.GetIconSource(t), unit.Description, t));
ProcessUnitsPanel.Children.Add(spPUs);
}
else
{
spPUs.Children.Add(CreateButton(
ProcessUnitControl.GetIconSource(t), unit.Description, t));
}
puBtns++;
}
}
}
}
public void SetCommentObject(StickyNote comment, object parent)
{
if (null != m_sticky)
{
// Remove event handler before changing this value
m_sticky.PropertyChanged -= this.StickyNote_PropertyChanged;
}
if (null != m_basic)
{
m_basic.OnTextChanged -= this.BasicComment_OnTextChanged;
}
// IMPORTANT: Unsubscribe from parent control property changes (if applicable)
if (null != m_parentObject)
{
if (m_parentObject is AbstractProcessUnit)
{
(m_parentObject as AbstractProcessUnit).PropertyChanged -= this.ParentPU_PropertyChanged;
}
else if (m_parentObject is AbstractStream)
{
(m_parentObject as AbstractStream).PropertyChanged -= this.ParentStream_PropertyChanged;
}
}
// Store references
m_basic = null;
m_sticky = comment;
m_parentObject = parent;
AbstractStream parentStream = parent as AbstractStream;
AbstractProcessUnit parentAPU = parent as AbstractProcessUnit;
// Update the UI elements if the comment is not null
if (null != m_sticky)
{
CommentTextBox.Text = m_sticky.Text;
UserNameLabel.Content = m_sticky.UserName;
// Subsribe to property changes
m_sticky.PropertyChanged += this.StickyNote_PropertyChanged;
// Allow editing but not deletion
CommentTextBox.IsReadOnly = false;
XLabel.Visibility = System.Windows.Visibility.Collapsed;
// Show or hide the icon based on the parent
if (null != parentStream)
{
// Get the right icon for this type of stream
string iconSource = PFD.Streams.StreamControl.GetIconSource(parent.GetType());
BitmapImage bmp = new BitmapImage();
bmp.UriSource = new Uri(iconSource, UriKind.Relative);
IconImage.SetValue(Image.SourceProperty, bmp);
// Make sure the icon is visible
IconImage.Visibility = System.Windows.Visibility.Visible;
TitleBarGrid.ColumnDefinitions[0].Width = new GridLength(20.0);
// Give the icon a tooltip that tells what this is a comment for
ToolTipService.SetToolTip(IconImage, "Comment for stream #" +
parentStream.Id);
// Subscribe to property changes for the stream
parentStream.PropertyChanged += new PropertyChangedEventHandler(ParentStream_PropertyChanged);
}
else if (null != parentAPU)
{
// Get the right icon for this type of process unit
string iconSource = ProcessUnitControl.GetIconSource(parent.GetType());
BitmapImage bmp = new BitmapImage();
bmp.UriSource = new Uri(iconSource, UriKind.Relative);
IconImage.SetValue(Image.SourceProperty, bmp);
// Make sure the icon is visible
IconImage.Visibility = System.Windows.Visibility.Visible;
TitleBarGrid.ColumnDefinitions[0].Width = new GridLength(20.0);
// Give the icon a tooltip that tells what this is a comment for
ToolTipService.SetToolTip(IconImage, "Comment for " +
(m_parentObject as AbstractProcessUnit).Label);
// Subscribe to property changes for the process unit
parentAPU.PropertyChanged += new PropertyChangedEventHandler(ParentPU_PropertyChanged);
}
else
{
// Make sure the icon is hidden
IconImage.Visibility = System.Windows.Visibility.Collapsed;
TitleBarGrid.ColumnDefinitions[0].Width = new GridLength(0.0);
}
}
}
