private void Build(CefMenuModel model, ToolStripItemCollection menu)
{
CefColor color = default;
int count = model.Count;
for (int i = 0; i < count; i++)
{
ToolStripMenuItem menuItem;
switch (model.GetTypeAt(i))
{
case CefMenuItemType.Separator:
menu.Add(new ToolStripSeparator());
continue;
case CefMenuItemType.Check:
menuItem = new ToolStripMenuItem(model.GetLabelAt(i));
menuItem.CheckOnClick = true;
menuItem.Checked = model.IsCheckedAt(i);
break;
case CefMenuItemType.Radio:
menuItem = new ToolStripRadioMenuItem(model.GetLabelAt(i));
menuItem.Checked = model.IsCheckedAt(i);
break;
case CefMenuItemType.Command:
menuItem = new ToolStripMenuItem(model.GetLabelAt(i));
break;
case CefMenuItemType.Submenu:
menuItem = new ToolStripMenuItem(model.GetLabelAt(i));
if (model.IsEnabledAt(i))
{
menuItem.DropDownItemClicked += Menu_ItemClicked;
Build(model.GetSubMenuAt(i), menuItem.DropDownItems);
}
break;
default:
continue;
}
menuItem.Enabled = model.IsEnabledAt(i);
menuItem.Tag = model.GetCommandIdAt(i);
menuItem.ForeColor = model.GetColorAt(i, CefMenuColorType.Text, ref color) ? Color.FromArgb(color.ToArgb()) : SystemColors.ControlText;
menu.Add(menuItem);
}
}
private static void CopyItems(CefMenuModel model, MenuModelItem[] dest)
{
for (int i = 0; i < dest.Length; i++)
{
var item = new MenuModelItem
{
Command = model.GetCommandIdAt(i),
Label = model.GetLabelAt(i),
Type = model.GetTypeAt(i),
Group = model.GetGroupIdAt(i),
Visible = model.IsVisibleAt(i),
Enabled = model.IsEnabledAt(i),
Checked = model.IsCheckedAt(i),
};
CefColor color = default;
item.Colors = new CefColor[(int)CefMenuColorType.Count];
for (int j = 0; j < item.Colors.Length; j++)
{
item.Colors[j] = model.GetColorAt(i, (CefMenuColorType)j, ref color) ? color : default;
}
int keycode = 0, alt = 0, ctrl = 0, shift = 0;
if (model.GetAcceleratorAt(i, ref keycode, ref shift, ref ctrl, ref alt))
{
item.Accelerator = new Accelerator {
KeyCode = keycode, Alt = alt != 0, Ctrl = ctrl != 0, Shift = shift != 0
};
}
if (item.Type == CefMenuItemType.Submenu)
{
CefMenuModel submenu = model.GetSubMenuAt(i);
var items = new MenuModelItem[submenu.Count];
CopyItems(submenu, items);
item.SubMenu = new MenuModel(items)
{
IsSubMenu = true
};
}
dest[i] = item;
}
}
/// <summary>
/// The on before context menu.
/// </summary>
/// <param name="browser">
/// The browser.
/// </param>
/// <param name="frame">
/// The frame.
/// </param>
/// <param name="state">
/// The state.
/// </param>
/// <param name="model">
/// The model.
/// </param>
protected override void OnBeforeContextMenu(CefBrowser browser, CefFrame frame, CefContextMenuParams state, CefMenuModel model)
{
base.OnBeforeContextMenu(browser, frame, state, model);
for (int x = model.Count - 1; x > -1; x--)
{
var item = model.GetLabelAt(x);
if (item == "&Back" || item == "&Forward" || item == "&Print…" || item == "&View page source")
{
model.RemoveAt(x);
}
}
if (model.Count == 1 && model.GetItemTypeAt(0).ToString() == "Separator")
{
model.RemoveAt(0);
}
model.AddItem((int)(CefMenuId)ShowDevTools, "Show DevTools");
model.AddItem((int)(CefMenuId)Refresh, "Refresh");
}