private static void VerticalScrollOffsetPropertyChanged(DependencyObject o, DependencyPropertyChangedEventArgs e)
{
RibbonGallery g = (RibbonGallery)o;
double value = (double)e.NewValue;
g.OnVerticalScrollOffsetPropertychanged(value);
}
int GetGalleryColumns(DependencyObject control, int level, int maxLevels)
{
RibbonGalleryColumns columns = RibbonGallery.GetReductionColumns(control);
if (columns != null && columns.Count > 0)
{
level = Math.Max(0, Math.Min(level, columns.Count - 1));
return(columns[level]);
}
if (level == maxLevels)
{
return(0);
}
if (maxLevels > 4)
{
level = Math.Max(level, 8);
return(3 + (4 - level / 2));
}
else
{
return(3 + (2 - level) * 2);
}
}
private static void scrollDownCommand(object sender, ExecutedRoutedEventArgs e)
{
RibbonGallery gallery = (RibbonGallery)sender;
//RoutedEventArgs args = new RoutedEventArgs(LaunchDialogEvent);
//gallery.RaiseEvent(args);
gallery.ScrollDown();
}
static void ReductionColumnsPropertyChanged(DependencyObject o, DependencyPropertyChangedEventArgs e)
{
RibbonGallery g = o as RibbonGallery;
if (g != null)
{
RibbonGalleryColumns columns = e.NewValue as RibbonGalleryColumns;
if (columns != null && columns.Count > 0)
{
g.Columns = columns[0];
}
}
}
protected override void PrepareContainerForItemOverride(DependencyObject element, object item)
{
base.PrepareContainerForItemOverride(element, item);
RibbonThumbnail tn = element as RibbonThumbnail;
if (tn != null)
{
tn.Width = ThumbnailSize.Width;
tn.Height = CalculateInRibbonThumbnailHeight();
Stretch stretch = RibbonGallery.GetStretch(this);
RibbonGallery.SetStretch(tn, stretch);
}
}
protected override void OnMouseLeftButtonUp(System.Windows.Input.MouseButtonEventArgs e)
{
base.OnMouseLeftButtonUp(e);
// also close the poupup when the item is already selected:
if (this.IsFocused)
{
RibbonGallery g = Gallery;
if (g != null)
{
g.IsDropDownOpen = false;
}
}
}
//Gets the maximum possible ReductionLevel that would change any of the controls.
private int GetMaxLevel()
{
int max = 1;
foreach (UIElement e in Controls)
{
if (e is IRibbonControl)
{
RibbonSizeCollection reduction = RibbonBar.GetReduction(e);
int m = reduction != null ? reduction.Count : 3;
max = Math.Max(max, m);
}
if (e is IRibbonGallery)
{
RibbonGalleryColumns columns = RibbonGallery.GetReductionColumns(e);
int m = columns != null ? columns.Count : 3;
max = Math.Max(max, m);
}
}
return(max);
}
public static void HotThumbnailPropertyChanged(DependencyObject o, DependencyPropertyChangedEventArgs e)
{
RibbonGallery g = (RibbonGallery)o;
g.OnHotThumbnailChanged(e);
}
public static void DropDownOpenPropertyChanged(DependencyObject o, DependencyPropertyChangedEventArgs e)
{
RibbonGallery g = (RibbonGallery)o;
g.DropDownOpenChanged(e);
}
public static void ColumnsPropertyChanged(DependencyObject o, DependencyPropertyChangedEventArgs e)
{
RibbonGallery g = (RibbonGallery)o;
g.OnColumnsChanged(e);
}
