public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value)
{
string str = value as string;
if (str == null)
{
return base.ConvertFrom(context, culture, value);
}
str = str.Trim();
if (str.Length == 0) return null;
string[] sizes = str.Split(',');
RibbonSizeCollection collection = new RibbonSizeCollection();
foreach (string size in sizes)
{
RibbonSize rs;
switch (size.ToUpper())
{
case "L": rs = RibbonSize.Large; break;
case "M": rs = RibbonSize.Medium; break;
case "S": rs = RibbonSize.Small; break;
case "0": rs = RibbonSize.Minimized; break;
default:
rs = (RibbonSize)Enum.Parse(typeof(RibbonSize), size, true);
break;
}
collection.Add(rs);
}
return collection;
}
//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 override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value)
{
string str = value as string;
if (str == null)
{
return(base.ConvertFrom(context, culture, value));
}
str = str.Trim();
if (str.Length == 0)
{
return(null);
}
string[] sizes = str.Split(',');
RibbonSizeCollection collection = new RibbonSizeCollection();
foreach (string size in sizes)
{
RibbonSize rs;
switch (size.ToUpper())
{
case "L": rs = RibbonSize.Large; break;
case "M": rs = RibbonSize.Medium; break;
case "S": rs = RibbonSize.Small; break;
case "0": rs = RibbonSize.Minimized; break;
default:
rs = (RibbonSize)Enum.Parse(typeof(RibbonSize), size, true);
break;
}
collection.Add(rs);
}
return(collection);
}
/// <summary>
/// Gets the RibbonSize for a control for a specific level.
/// </summary>
/// <param name="control">The control for which to retreive a RibbonSize.</param>
/// <param name="level">The reduction Level (0=large, 2=medium,3=small,4=minimized,...).</param>
/// <param name="index">The index of the control in the group.</param>
/// <returns>The RibbonSize for the control.</returns>
RibbonSize GetControlSize(DependencyObject control, int level, int index)
{
RibbonSizeCollection reductions = RibbonBar.GetReduction(control);
if (reductions != null && reductions.Count > 0)
{
level = Math.Max(0, Math.Min(level, reductions.Count - 1));
return(reductions[level]);
}
RibbonSize size;
switch (level)
{
case 0: size = GetDefaultSizeForLevel0(index); break;
case 1: size = GetDefaultSizeForLevel1(index); break;
case 2: size = GetDefaultSizeForLevel2(index); break;
default: size = RibbonSize.Minimized; break;
}
RibbonSize min = RibbonBar.GetMinSize(control);
RibbonSize max = RibbonBar.GetMaxSize(control);
if (size < min)
{
size = min;
}
if (size > max)
{
size = max;
}
return(size);
}
public static void SetReduction(DependencyObject obj, RibbonSizeCollection value)
{
obj.SetValue(ReductionProperty, value);
}