private void UpdateKeyTipPositions()
{
this.Log("UpdateKeyTipPositions");
if (keyTips.Count == 0)
{
return;
}
double[] rows = null;
var groupBox = GetGroupBox(oneOfAssociatedElements);
if (groupBox != null)
{
var panel = groupBox.GetPanel();
if (panel != null)
{
var height = groupBox.GetLayoutRoot().DesiredSize.Height;
rows = new[]
{
groupBox.GetLayoutRoot().TranslatePoint(new Point(0, 0), AdornedElement).Y,
groupBox.GetLayoutRoot().TranslatePoint(new Point(0, panel.DesiredSize.Height / 2.0), AdornedElement).Y,
groupBox.GetLayoutRoot().TranslatePoint(new Point(0, panel.DesiredSize.Height), AdornedElement).Y,
groupBox.GetLayoutRoot().TranslatePoint(new Point(0, height + 1), AdornedElement).Y
};
}
}
for (var i = 0; i < keyTips.Count; i++)
{
// Skip invisible keytips
if (keyTips[i].Visibility != Visibility.Visible)
{
continue;
}
// Update KeyTip Visibility
var associatedElementIsVisible = associatedElements[i].IsVisible;
var associatedElementInVisualTree = VisualTreeHelper.GetParent(associatedElements[i]) != null;
keyTips[i].Visibility = associatedElementIsVisible && associatedElementInVisualTree ? Visibility.Visible : Visibility.Collapsed;
if (!KeyTip.GetAutoPlacement(associatedElements[i]))
{
#region Custom Placement
var keyTipSize = keyTips[i].DesiredSize;
var elementSize = associatedElements[i].RenderSize;
double x = 0, y = 0;
var margin = KeyTip.GetMargin(associatedElements[i]);
switch (KeyTip.GetHorizontalAlignment(associatedElements[i]))
{
case HorizontalAlignment.Left:
x = margin.Left;
break;
case HorizontalAlignment.Right:
x = elementSize.Width - keyTipSize.Width - margin.Right;
break;
case HorizontalAlignment.Center:
case HorizontalAlignment.Stretch:
x = elementSize.Width / 2.0 - keyTipSize.Width / 2.0 + margin.Left;
break;
}
switch (KeyTip.GetVerticalAlignment(associatedElements[i]))
{
case VerticalAlignment.Top:
y = margin.Top;
break;
case VerticalAlignment.Bottom:
y = elementSize.Height - keyTipSize.Height - margin.Bottom;
break;
case VerticalAlignment.Center:
case VerticalAlignment.Stretch:
y = elementSize.Height / 2.0 - keyTipSize.Height / 2.0 + margin.Top;
break;
}
keyTipPositions[i] = associatedElements[i].TranslatePoint(new Point(x, y), AdornedElement);
#endregion
}
else if (((FrameworkElement)associatedElements[i]).Name == "PART_DialogLauncherButton")
{
// Dialog Launcher Button Exclusive Placement
var keyTipSize = keyTips[i].DesiredSize;
var elementSize = associatedElements[i].RenderSize;
if (rows == null)
{
continue;
}
keyTipPositions[i] = associatedElements[i].TranslatePoint(
new Point(elementSize.Width / 2.0 - keyTipSize.Width / 2.0,
0), AdornedElement);
keyTipPositions[i].Y = rows[3];
}
else if ((associatedElements[i] is InRibbonGallery && !((InRibbonGallery)associatedElements[i]).IsCollapsed))
{
// InRibbonGallery Exclusive Placement
var keyTipSize = keyTips[i].DesiredSize;
var elementSize = associatedElements[i].RenderSize;
if (rows == null)
{
continue;
}
keyTipPositions[i] = associatedElements[i].TranslatePoint(
new Point(elementSize.Width - keyTipSize.Width / 2.0,
0), AdornedElement);
keyTipPositions[i].Y = rows[2] - keyTipSize.Height / 2;
}
else if ((associatedElements[i] is RibbonTabItem) || (associatedElements[i] is Backstage))
{
// Ribbon Tab Item Exclusive Placement
var keyTipSize = keyTips[i].DesiredSize;
var elementSize = associatedElements[i].RenderSize;
keyTipPositions[i] = associatedElements[i].TranslatePoint(
new Point(elementSize.Width / 2.0 - keyTipSize.Width / 2.0,
elementSize.Height - keyTipSize.Height / 2.0), AdornedElement);
}
else if (associatedElements[i] is RibbonGroupBox)
{
// Ribbon Group Box Exclusive Placement
var keyTipSize = keyTips[i].DesiredSize;
var elementSize = associatedElements[i].DesiredSize;
keyTipPositions[i] = associatedElements[i].TranslatePoint(
new Point(elementSize.Width / 2.0 - keyTipSize.Width / 2.0,
elementSize.Height + 1), AdornedElement);
}
else if (IsWithinQuickAccessToolbar(associatedElements[i]))
{
var translatedPoint = associatedElements[i].TranslatePoint(new Point(
associatedElements[i].DesiredSize.Width / 2.0 - keyTips[i].DesiredSize.Width / 2.0,
associatedElements[i].DesiredSize.Height - keyTips[i].DesiredSize.Height / 2.0), AdornedElement);
keyTipPositions[i] = translatedPoint;
}
else if (associatedElements[i] is MenuItem)
{
// MenuItem Exclusive Placement
var keyTipSize = keyTips[i].DesiredSize;
var elementSize = associatedElements[i].DesiredSize;
keyTipPositions[i] = associatedElements[i].TranslatePoint(
new Point(
elementSize.Height / 2.0 + 2,
elementSize.Height / 2.0 + 2), AdornedElement);
}
else if (associatedElements[i] is BackstageTabItem)
{
// BackstageButton Exclusive Placement
var keyTipSize = keyTips[i].DesiredSize;
var elementSize = associatedElements[i].DesiredSize;
keyTipPositions[i] = associatedElements[i].TranslatePoint(
new Point(
5,
elementSize.Height / 2.0 - keyTipSize.Height), AdornedElement);
}
else if (((FrameworkElement)associatedElements[i]).Parent is BackstageTabControl)
{
// Backstage Items Exclusive Placement
var keyTipSize = keyTips[i].DesiredSize;
var elementSize = associatedElements[i].DesiredSize;
keyTipPositions[i] = associatedElements[i].TranslatePoint(
new Point(
20,
elementSize.Height / 2.0 - keyTipSize.Height), AdornedElement);
}
else
{
if ((RibbonAttachedProperties.GetRibbonSize(associatedElements[i]) != RibbonControlSize.Large) ||
(associatedElements[i] is Spinner) ||
(associatedElements[i] is ComboBox) ||
(associatedElements[i] is TextBox) ||
(associatedElements[i] is CheckBox))
{
var withinRibbonToolbar = IsWithinRibbonToolbarInTwoLine(associatedElements[i]);
var translatedPoint = associatedElements[i].TranslatePoint(new Point(keyTips[i].DesiredSize.Width / 2.0, keyTips[i].DesiredSize.Height / 2.0), AdornedElement);
// Snapping to rows if it present
if (rows != null)
{
var index = 0;
var mindistance = Math.Abs(rows[0] - translatedPoint.Y);
for (var j = 1; j < rows.Length; j++)
{
if (withinRibbonToolbar && j == 1)
{
continue;
}
var distance = Math.Abs(rows[j] - translatedPoint.Y);
if (distance < mindistance)
{
mindistance = distance;
index = j;
}
}
translatedPoint.Y = rows[index] - keyTips[i].DesiredSize.Height / 2.0;
}
keyTipPositions[i] = translatedPoint;
}
else
{
var translatedPoint = associatedElements[i].TranslatePoint(new Point(
associatedElements[i].DesiredSize.Width / 2.0 - keyTips[i].DesiredSize.Width / 2.0,
associatedElements[i].DesiredSize.Height - 8), AdornedElement);
if (rows != null)
{
translatedPoint.Y = rows[2] - keyTips[i].DesiredSize.Height / 2.0;
}
keyTipPositions[i] = translatedPoint;
}
}
}
}
