public async Task <bool> RemoveAllAsync(TabPage RemainingPage = null)
{
bool allClosed = true;
IsBusy = true;
_isBusyForce = true;
for (int i = TabPages.Count - 1; i >= 0; i--)
{
TabPage Page = TabPages[i];
if (Page == RemainingPage)
{
continue;
}
if (!NotCloseableTabs.Contains(Page.Name))
{
if ((await RemoveTabAsync(Page)) == false)
{
allClosed = false;
}
}
}
_isBusyForce = false;
IsBusy = false;
if (RemainingPage != null)
{
SelectedTab = RemainingPage;
}
return(allClosed);
}
/// <summary>
/// This event is getting called when user clicks on the tab.
/// The menu shows entries for closing tab and for quick switching.
/// </summary>
private void MenuOpeningEvent(object sender, System.ComponentModel.CancelEventArgs e)
{
if (IsBusy)
{
e.Cancel = true;
return;
}
_hoveredPage = null;
int items = ContextMenuStrip.Items.Count;
for (int i = 0; i < items - menuIndexOffset; i++)
{
ContextMenuStrip.Items.RemoveAt(menuIndexOffset);
}
if (TabPages.Count > 1)
{
ContextMenuStrip.Items.Add(new ToolStripSeparator());
}
for (int i = 0; i < TabPages.Count; i++)
{
if (TabPages[i] != SelectedTab)
{
ToolStripMenuItem item = new ToolStripMenuItem(TabPages[i].Text);
item.Name = TabPages[i].Name;
item.Click += TabShortCut_Click;
if (!string.IsNullOrEmpty(TabPages[i].ImageKey))
{
item.Image = ImageList.Images[TabPages[i].ImageKey];
}
ContextMenuStrip.Items.Add(item);
}
if (GetTabRect(i).Contains(PointToClient(Cursor.Position)))
{
_hoveredPage = TabPages[i];
}
}
if (_hoveredPage == null || NotCloseableTabs.Contains(_hoveredPage.Name))
{
e.Cancel = true;
}
}
