public void TabStartDrag(TabItem tab, Point mousePosition)
{
reorderingVisual = new DragDropTabVisual(tab);
// set visual location and show it
reorderingVisual.Location = GetVisualLocation(tab, mousePosition);
reorderingVisual.Show();
// refocus the main form
Form parentForm = this.FindForm();
if (parentForm != null)
{
parentForm.Activate();
}
// set the tab that is reordered
reorderingTab = tab;
reordering = true;
}
public void TabEndDrag(TabItem tab, Point mousePosition)
{
if (reorderingVisual != null)
{
// destroy the visual
reorderingVisual.Hide();
reorderingVisual.Dispose();
reorderingVisual = null;
}
// do the reordering
// get the index of the tab below the mouse
int insertIndex = GetReorderInsertLocation(tab, mousePosition);
// get the insert direction
lastInsertDirection = GetInsertDirection(tab, mousePosition, insertIndex);
if (lastInsertDirection != InsertDirection.None)
{
if (lastInsertDirection == InsertDirection.Left)
{
InsertTabAt(reorderingTab, insertIndex);
}
else
{
InsertTabAt(reorderingTab, insertIndex + 1);
}
}
reorderingTab = null;
// remove insertion marker
lastInsertDirection = InsertDirection.None;
this.Invalidate();
reordering = false;
}
public void TabStartDrag(TabItem tab, Point mousePosition)
{
reorderingVisual = new DragDropTabVisual(tab);
// set visual location and show it
reorderingVisual.Location = GetVisualLocation(tab, mousePosition);
reorderingVisual.Show();
// refocus the main form
Form parentForm = this.FindForm();
if(parentForm != null) {
parentForm.Activate();
}
// set the tab that is reordered
reorderingTab = tab;
reordering = true;
}
public void TabEndDrag(TabItem tab, Point mousePosition)
{
if(reorderingVisual != null) {
// destroy the visual
reorderingVisual.Hide();
reorderingVisual.Dispose();
reorderingVisual = null;
}
// do the reordering
// get the index of the tab below the mouse
int insertIndex = GetReorderInsertLocation(tab, mousePosition);
// get the insert direction
lastInsertDirection = GetInsertDirection(tab, mousePosition, insertIndex);
if(lastInsertDirection != InsertDirection.None) {
if(lastInsertDirection == InsertDirection.Left) {
InsertTabAt(reorderingTab, insertIndex);
}
else {
InsertTabAt(reorderingTab, insertIndex + 1);
}
}
reorderingTab = null;
// remove insertion marker
lastInsertDirection = InsertDirection.None;
this.Invalidate();
reordering = false;
}