/// <summary>
/// Initializes a new instance of the <see cref="DockedTabHotArea" /> class.
/// </summary>
/// <param name="parent">The parent.</param>
public DockedTabHotArea(DockContainer parent)
: base(parent)
{
SpecialMouseCursor = Cursors.Hand;
MouseClick += (sender, args) =>
{
switch (Position)
{
case DockPosition.Main:
Parent.MainDockSelectedIndex = NewIndex;
break;
case DockPosition.Left:
Parent.LeftDockSelectedIndex = NewIndex;
break;
case DockPosition.Top:
Parent.TopDockSelectedIndex = NewIndex;
break;
case DockPosition.Right:
Parent.RightDockSelectedIndex = NewIndex;
break;
case DockPosition.Bottom:
Parent.BottomDockSelectedIndex = NewIndex;
break;
}
};
MouseDown += (sender, args) =>
{
if (args.LeftButton != MouseButtonState.Pressed) return;
var downPosition = args.GetPosition(Parent);
Mouse.Capture(Parent);
Parent.MouseDownAndMoveOverride = e =>
{
if (e.LeftButton != MouseButtonState.Pressed) return;
var currentPosition = e.GetPosition(Parent);
if (currentPosition.X < downPosition.X - 20d || currentPosition.X > downPosition.X + 20d ||
currentPosition.Y < downPosition.Y - 20d || currentPosition.Y > downPosition.Y + 20d)
{
// The mouse moved far enough in the down position for us to consider this a drag operation
// Note: We may want to handle this differently in the future
if (_currentDragWindow == null)
{
var dockedElements = Parent.SecondaryDockWell.Where(d => d.Position == Position && d.IsDocked).ToList();
if (NewIndex >= dockedElements.Count) return;
var dockedElement = dockedElements[NewIndex];
if (dockedElement == null) return;
_currentDragWindow = new DockWellFloatWindow(Parent, dockedElement, Parent.DockWellRenderer, Parent.DockWellRenderer.DockWellHeaderHeight, Parent.DockWellRenderer.DockWellFooterHeight);
switch (Position)
{
case DockPosition.Left:
_currentDragWindow.Height = Parent.ActualHeight;
_currentDragWindow.Width = Parent.LeftDockWidth;
var totalDocked = Parent.SecondaryDockWell.Count(d => d.Position == Position && d.IsDocked);
if (totalDocked > 0 && Parent.LeftDockSelectedIndex >= totalDocked) Parent.LeftDockSelectedIndex = totalDocked - 1;
break;
case DockPosition.Top:
_currentDragWindow.Height = Parent.TopDockHeight;
_currentDragWindow.Width = Parent.ActualWidth - Parent.LeftDockWidth - Parent.RightDockWidth;
var totalDocked2 = Parent.SecondaryDockWell.Count(d => d.Position == Position && d.IsDocked);
if (totalDocked2 > 0 && Parent.TopDockSelectedIndex >= totalDocked2) Parent.TopDockSelectedIndex = totalDocked2 - 1;
break;
case DockPosition.Right:
_currentDragWindow.Height = Parent.ActualHeight;
_currentDragWindow.Width = Parent.RightDockWidth;
var totalDocked3 = Parent.SecondaryDockWell.Count(d => d.Position == Position && d.IsDocked);
if (totalDocked3 > 0 && Parent.RightDockSelectedIndex >= totalDocked3) Parent.RightDockSelectedIndex = totalDocked3 - 1;
break;
case DockPosition.Bottom:
_currentDragWindow.Height = Parent.BottomDockHeight;
_currentDragWindow.Width = Parent.ActualWidth - Parent.LeftDockWidth - Parent.RightDockWidth;
var totalDocked4 = Parent.SecondaryDockWell.Count(d => d.Position == Position && d.IsDocked);
if (totalDocked4 > 0 && Parent.BottomDockSelectedIndex >= totalDocked4) Parent.BottomDockSelectedIndex = totalDocked4 - 1;
break;
}
Mouse.Capture(null);
_currentDragWindow.DragMove();
}
}
};
};
}
/// <summary>
/// Sets a reference to the actual doc container
/// </summary>
/// <param name="container">Container</param>
public void SetDockContainer(DockContainer container)
{
_parent = container;
}
/// <summary>
/// Initializes a new instance of the <see cref="HotArea"/> class.
/// </summary>
public HotArea(DockContainer parent)
{
Parent = parent;
}
/// <summary>
/// Initializes a new instance of the <see cref="HotArea" /> class.
/// </summary>
/// <param name="parent">The parent.</param>
/// <param name="cursor">The cursor.</param>
/// <param name="splitterIndex">Index of the splitter.</param>
public SplitterHotArea(DockContainer parent, Cursor cursor, int splitterIndex)
: base(parent)
{
SpecialMouseCursor = cursor;
_splitterIndex = splitterIndex;
MouseDown += (sender, args) =>
{
Mouse.Capture(Parent);
args.Handled = true;
Parent.MouseDownAndMoveOverride = e =>
{
var position = e.GetPosition(Parent);
Mouse.SetCursor(SpecialMouseCursor);
switch (_splitterIndex)
{
case 0: // Left splitter
var x = Math.Max(position.X, 25d);
if (x > Parent.ActualWidth - Parent.RightDockWidth - 25d) x = Parent.ActualWidth - Parent.RightDockWidth - 25d;
x = Math.Max(x, 25d);
Parent.LeftDockWidth = x;
break;
case 1: // Top splitter
var y = Math.Max(position.Y, 50d);
if (y > Parent.ActualHeight - Parent.BottomDockHeight - 40d) y = Parent.ActualHeight - Parent.BottomDockHeight - 40d;
y = Math.Max(y, 50d);
Parent.TopDockHeight = y;
break;
case 2: // Right splitter
var x2 = Math.Min(position.X, Parent.ActualWidth - 25d);
if (x2 < Parent.LeftDockWidth + 25d) x2 = Parent.LeftDockWidth + 25d;
x2 = Math.Min(x2, Parent.ActualWidth - 25d);
Parent.RightDockWidth = Parent.ActualWidth - x2;
break;
case 3: // Bottom splitter
var y2 = Math.Min(position.Y, Parent.ActualHeight - 50d);
if (y2 < Parent.TopDockHeight + 40d) y2 = Parent.TopDockHeight + 40d;
y2 = Math.Min(y2, Parent.ActualHeight - 50d);
Parent.BottomDockHeight = Parent.ActualHeight - y2;
break;
}
};
};
}
/// <summary>
/// Initializes a new instance of the <see cref="DockWellFloatWindow" /> class.
/// </summary>
/// <param name="parent">The parent.</param>
/// <param name="dockedElement">The docked element.</param>
/// <param name="renderer">The dock well renderer.</param>
/// <param name="headerHeight">Height of the header.</param>
/// <param name="footerHeight">Height of the footer.</param>
public DockWellFloatWindow(DockContainer parent, DockedUIElement dockedElement, IDockWellRenderer renderer, double headerHeight, double footerHeight)
{
WindowStyle = WindowStyle.None;
AllowsTransparency = true;
Background = Brushes.Transparent;
ShowInTaskbar = false;
_parent = parent;
_dockedElement = dockedElement;
_renderer = renderer;
_headerHeight = headerHeight;
_footerHeight = footerHeight;
DataContext = parent.DataContext;
var oldHost = _parent.FindTemplatedItemsControl();
if (oldHost != null)
oldHost.Items.Remove(dockedElement.Element);
else
_parent.Children.Remove(dockedElement.Element);
dockedElement.IsDocked = false;
Content = dockedElement.Element;
dockedElement.Element.Visibility = Visibility.Visible;
Title = dockedElement.Title;
WindowEx.SetAutoWindowDragEnabled(this, true);
WindowEx.SetAutoWindowResizingEnabled(this, true);
Show();
_parent.InvalidateArrange();
_parent.InvalidateMeasure();
_parent.InvalidateVisual();
}