private void CreateLeafTargets(TabGroupLeaf leaf)
{
// Grab the underlying tab control
Controls.TabControl tc = leaf.GroupControl as Controls.TabControl;
// Get the total size of the tab control itself in screen coordinates
Rectangle totalSize = tc.RectangleToScreen(tc.ClientRectangle);
// We do not allow a page to be transfered to its own leaf!
if (leaf != Leaf)
{
// Is the destination leaf allowed to accept a drop?
if (leaf.AllowDrop)
{
Rectangle tabsSize = tc.RectangleToScreen(tc.TabsAreaRect);
// Give priority to the tabs area being used to transfer page
_targets.Add(new Target(tabsSize, totalSize, leaf, Target.TargetActions.Transfer));
}
}
// Can only create new groups if moving relative to a new group
// or we have more than one page in the originating group
if ((leaf != Leaf) || ((leaf == Leaf) && Leaf.TabPages.Count > 1))
{
int horzThird = totalSize.Width / 3;
int vertThird = totalSize.Height / 3;
// Create the four spacing rectangle
Rectangle leftRect = new Rectangle(totalSize.X, totalSize.Y, horzThird, totalSize.Height);
Rectangle rightRect = new Rectangle(totalSize.Right - horzThird, totalSize.Y, horzThird, totalSize.Height);
Rectangle topRect = new Rectangle(totalSize.X, totalSize.Y, totalSize.Width, vertThird);
Rectangle bottomRect = new Rectangle(totalSize.X, totalSize.Bottom - vertThird, totalSize.Width, vertThird);
// Add each new target
_targets.Add(new Target(leftRect, leftRect, leaf, Target.TargetActions.GroupLeft));
_targets.Add(new Target(rightRect, rightRect, leaf, Target.TargetActions.GroupRight));
_targets.Add(new Target(topRect, topRect, leaf, Target.TargetActions.GroupTop));
_targets.Add(new Target(bottomRect, bottomRect, leaf, Target.TargetActions.GroupBottom));
}
// We do not allow a page to be transfered to its own leaf!
if (leaf != Leaf)
{
// Is the destination leaf allowed to accept a drop?
if (leaf.AllowDrop)
{
// Any remaining space is used to
_targets.Add(new Target(totalSize, totalSize, leaf, Target.TargetActions.Transfer));
}
}
}
protected void DrawDragIndicator()
{
// Create client rectangle
Rectangle clientRect = new Rectangle(new Point(0, 0), _tabControl.ClientSize);
// Draw drag indicator around whole control
TargetManager.DrawDragRectangle(_tabControl.RectangleToScreen(clientRect));
}
/// <summary>
/// Initialize a new instance of the TargetAreaLeaf class.
/// </summary>
/// <param name="squares">Showing as squares or diamonds.</param>
/// <param name="source">Leaf that is being dragged.</param>
/// <param name="leaf">Leaf that is a potential target.</param>
public TargetAreaLeaf(bool squares, TabGroupLeaf source, TabGroupLeaf leaf)
{
// Remember host for later
_squares = squares;
// Grab the underlying tab control
Controls.TabControl tc = leaf.GroupControl as Controls.TabControl;
// Get the total size of the tab control itself in screen coordinates
_screenRect = tc.RectangleToScreen(tc.ClientRectangle);
// Can only create new groups if moving relative to a new group
// or we have more than one page in the originating group
if ((leaf != source) || ((leaf == source) && source.TabPages.Count > 1))
{
int horzThird = _screenRect.Width / 3;
int vertThird = _screenRect.Height / 3;
// Create the four spacing rectangle
Rectangle leftRect = new Rectangle(_screenRect.X, _screenRect.Y, horzThird, _screenRect.Height);
Rectangle rightRect = new Rectangle(_screenRect.Right - horzThird, _screenRect.Y, horzThird, _screenRect.Height);
Rectangle topRect = new Rectangle(_screenRect.X, _screenRect.Y, _screenRect.Width, vertThird);
Rectangle bottomRect = new Rectangle(_screenRect.X, _screenRect.Bottom - vertThird, _screenRect.Width, vertThird);
// Add each new target
_left = new Target(leftRect, leftRect, leaf, Target.TargetActions.GroupLeft);
_right = new Target(rightRect, rightRect, leaf, Target.TargetActions.GroupRight);
_top = new Target(topRect, topRect, leaf, Target.TargetActions.GroupTop);
_bottom = new Target(bottomRect, bottomRect, leaf, Target.TargetActions.GroupBottom);
}
// We do not allow a page to be transfered to its own leaf!
if (leaf != source)
{
// Is the destination leaf allowed to accept a drop?
if (leaf.AllowDrop)
{
// Any remaining space is used to
_tabbed = new Target(_screenRect, _screenRect, leaf, Target.TargetActions.Transfer);
}
}
// Not currently inside the hot area
_hotInside = false;
}
protected void CreateTargets(TabGroupLeaf leaf)
{
// Grab the underlying tab control
Controls.TabControl tc = leaf.GroupControl as Controls.TabControl;
// Get the total size of the tab control itself in screen coordinates
Rectangle totalSize = tc.RectangleToScreen(tc.ClientRectangle);
// We do not allow a page to be transfered to its own leaf!
if (leaf != _leaf)
{
Rectangle tabsSize = tc.RectangleToScreen(tc.TabsAreaRect);
// Give priority to the tabs area being used to transfer page
_targets.Add(new Target(tabsSize, totalSize, leaf, Target.TargetActions.Transfer));
}
// Can only create new groups if moving relative to a new group
// or we have more than one page in the originating group
if ((leaf != _leaf) || ((leaf == _leaf) && _leaf.TabPages.Count > 1))
{
int horzThird = totalSize.Width / 3;
int vertThird = totalSize.Height / 3;
// Create the four spacing rectangle
Rectangle leftRect = new Rectangle(totalSize.X, totalSize.Y, horzThird, totalSize.Height);
Rectangle rightRect = new Rectangle(totalSize.Right - horzThird, totalSize.Y, horzThird, totalSize.Height);
Rectangle topRect = new Rectangle(totalSize.X, totalSize.Y, totalSize.Width, vertThird);
Rectangle bottomRect = new Rectangle(totalSize.X, totalSize.Bottom - vertThird, totalSize.Width, vertThird);
TabGroupSequence tgs = _leaf.Parent as TabGroupSequence;
// Can only create new groups in same direction, unless this is the only leaf
if (tgs.Count <= 1)
{
// Add each new target
_targets.Add(new Target(leftRect, leftRect, leaf, Target.TargetActions.GroupLeft));
_targets.Add(new Target(rightRect, rightRect, leaf, Target.TargetActions.GroupRight));
_targets.Add(new Target(topRect, topRect, leaf, Target.TargetActions.GroupTop));
_targets.Add(new Target(bottomRect, bottomRect, leaf, Target.TargetActions.GroupBottom));
}
else
{
if (tgs.Direction == Direction.Vertical)
{
_targets.Add(new Target(topRect, topRect, leaf, Target.TargetActions.GroupTop));
_targets.Add(new Target(bottomRect, bottomRect, leaf, Target.TargetActions.GroupBottom));
}
else
{
_targets.Add(new Target(leftRect, leftRect, leaf, Target.TargetActions.GroupLeft));
_targets.Add(new Target(rightRect, rightRect, leaf, Target.TargetActions.GroupRight));
}
}
}
// We do not allow a page to be transfered to its own leaf!
if (leaf != _leaf)
{
// Any remaining space is used to
_targets.Add(new Target(totalSize, totalSize, leaf, Target.TargetActions.Transfer));
}
}