/// <summary>
/// 添加子菜单项
/// </summary>
/// <param name="item">菜单项</param>
public void addItem(FCMenuItem item)
{
item.ParentItem = this;
item.ParentMenu = ParentMenu;
item.onAddingItem(-1);
m_items.add(item);
}
/// <summary>
/// 移除菜单项
/// </summary>
/// <param name="item">菜单项</param>
public void removeItem(FCMenuItem item)
{
if (m_dropDownMenu != null)
{
m_dropDownMenu.removeItem(item);
}
}
/// <summary>
/// 插入项
/// </summary>
/// <param name="index">索引</param>
/// <param name="item">菜单项</param>
public void insertItem(int index, FCMenuItem item)
{
item.ParentItem = this;
item.ParentMenu = ParentMenu;
item.onAddingItem(index);
m_items.Insert(index, item);
}
/// <summary>
/// 插入菜单项
/// </summary>
/// <param name="index">索引</param>
/// <param name="item">菜单项</param>
public void insertItem(int index, FCMenuItem item)
{
if (m_dropDownMenu != null)
{
m_dropDownMenu.insertItem(index, item);
}
}
/// <summary>
/// 添加菜单项
/// </summary>
/// <param name="item">菜单项</param>
public void addItem(FCMenuItem item)
{
if (m_dropDownMenu != null)
{
m_dropDownMenu.addItem(item);
}
}
/// <summary>
/// 创建菜单项
/// </summary>
/// <param name="node">节点</param>
/// <param name="menu">菜单</param>
/// <param name="parentItem">父节点</param>
protected override void createMenuItem(XmlNode node, FCMenu menu, FCMenuItem parentItem)
{
FCMenuItem item = new FCMenuItem();
item.Native = Native;
item.Font = new FCFont("微软雅黑", 12, false, false, false);
setAttributesBefore(node, item);
if (parentItem != null)
{
parentItem.addItem(item);
}
else
{
menu.addItem(item);
}
if (node.ChildNodes != null && node.ChildNodes.Count > 0)
{
foreach (XmlNode subNode in node.ChildNodes)
{
createMenuItem(subNode, menu, item);
}
}
setAttributesAfter(node, item);
onAddControl(item, node);
}
/// <summary>
/// 调用菜单的触摸事件
/// </summary>
/// <param name="eventID">事件ID</param>
/// <param name="item">菜单项</param>
/// <param name="touchInfo">触摸信息</param>
protected void callMenuItemTouchEvent(int eventID, FCMenuItem item, FCTouchInfo touchInfo)
{
if (m_events != null && m_events.containsKey(eventID))
{
ArrayList <object> events = m_events.get(eventID);
int eventSize = events.size();
for (int i = 0; i < eventSize; i++)
{
FCMenuItemTouchEvent func = events.get(i) as FCMenuItemTouchEvent;
if (func != null)
{
func(this, item, touchInfo);
}
}
}
}
/// <summary>
/// 菜单项的点击方法
/// </summary>
/// <param name="sender">调用者</param>
/// <param name="item">菜单项</param>
/// <param name="touchInfo">触摸信息</param>
private void menuItemClick(object sender, FCMenuItem item, FCTouchInfo touchInfo)
{
Text = item.Text;
ArrayList <FCMenuItem> items = getItems();
int itemSize = items.size();
for (int i = 0; i < itemSize; i++)
{
if (items.get(i) == item)
{
SelectedIndex = i;
break;
}
}
SelectionStart = Text.Length;
invalidate();
}
/// <summary>
/// 菜单触摸移动方法
/// </summary>
/// <param name="item">菜单项</param>
/// <param name="touchInfo">触摸信息</param>
public virtual void onMenuItemTouchMove(FCMenuItem item, FCTouchInfo touchInfo)
{
FCNative native = Native;
ArrayList <FCMenuItem> items = null;
FCMenuItem parentItem = item.ParentItem;
if (parentItem != null)
{
items = parentItem.getItems();
}
else
{
items = m_items;
}
//关闭其他表格
bool close = closeMenus(items);
if (item.getItems().size() > 0)
{
FCMenu dropDownMenu = item.DropDownMenu;
//获取位置和大小
if (dropDownMenu != null)
{
dropDownMenu.Native = native;
FCLayoutStyle layoutStyle = LayoutStyle;
FCPoint location = new FCPoint(native.clientX(item) + item.Width, native.clientY(item));
if (layoutStyle == FCLayoutStyle.LeftToRight || layoutStyle == FCLayoutStyle.RightToLeft)
{
location.x = native.clientX(item);
location.y = native.clientY(item) + item.Height;
}
//设置弹出位置
dropDownMenu.Opacity = Opacity;
dropDownMenu.Location = location;
dropDownMenu.bringToFront();
dropDownMenu.focus();
dropDownMenu.show();
adjust(dropDownMenu);
}
}
native.invalidate();
}
/// <summary>
/// 菜单点击方法
/// </summary>
/// <param name="item">菜单项</param>
/// <param name="touchInfo">触摸信息</param>
public virtual void onMenuItemClick(FCMenuItem item, FCTouchInfo touchInfo)
{
if (item.getItems().size() == 0)
{
callMenuItemTouchEvent(FCEventID.MENUITEMCLICK, item, touchInfo);
bool close = closeMenus(m_items);
if (m_popup)
{
hide();
}
else
{
Native.invalidate();
}
}
else
{
onMenuItemTouchMove(item, touchInfo);
}
}
/// <summary>
/// 关闭网格控件
/// </summary>
/// <param name="items">菜单集合</param>
/// <returns>是否关闭成功</returns>
protected bool closeMenus(ArrayList <FCMenuItem> items)
{
int itemSize = items.size();
bool close = false;
for (int i = 0; i < itemSize; i++)
{
FCMenuItem item = items.get(i);
ArrayList <FCMenuItem> subItems = item.getItems();
if (closeMenus(subItems))
{
close = true;
}
FCMenu dropDownMenu = item.DropDownMenu;
if (dropDownMenu != null && dropDownMenu.Visible)
{
dropDownMenu.hide();
close = true;
}
}
return(close);
}
/// <summary>
/// 检查图层是否具有焦点
/// </summary>
/// <param name="items">控件集合</param>
/// <returns>是否有焦点</returns>
protected bool checkDivFocused(ArrayList <FCMenuItem> items)
{
int itemSize = items.size();
for (int i = 0; i < items.size(); i++)
{
FCMenuItem item = items.get(i);
FCMenu dropDownMenu = item.DropDownMenu;
if (dropDownMenu != null)
{
if (checkFocused(dropDownMenu))
{
return(true);
}
}
ArrayList <FCMenuItem> subItems = item.getItems();
bool focused = checkDivFocused(subItems);
if (focused)
{
return(true);
}
}
return(false);
}
/// <summary>
/// 创建菜单项
/// </summary>
/// <param name="node">节点</param>
/// <param name="menu">菜单</param>
/// <param name="parentItem">父项</param>
protected virtual void createMenuItem(XmlNode node, FCMenu menu, FCMenuItem parentItem)
{
FCMenuItem item = new FCMenuItem();
item.Native = m_native;
setAttributesBefore(node, item);
if (parentItem != null)
{
parentItem.addItem(item);
}
else
{
menu.addItem(item);
}
if (node.ChildNodes != null && node.ChildNodes.Count > 0)
{
foreach (XmlNode subNode in node.ChildNodes)
{
createMenuItem(subNode, menu, item);
}
}
setAttributesAfter(node, item);
onAddControl(item, node);
}
/// <summary>
/// 移除菜单项
/// </summary>
/// <param name="item">菜单项</param>
public void removeItem(FCMenuItem item)
{
item.onRemovingItem();
m_items.remove(item);
}
/// <summary>
/// 菜单项点击事件
/// </summary>
/// <param name="sender">调用者</param>
/// <param name="item">菜单项</param>
/// <param name="touchInfo">触摸信息</param>
public void callMenuItemClick(object sender, FCMenuItem item, FCTouchInfo touchInfo)
{
m_touchInfo = touchInfo;
callFunction(sender, FCEventID.MENUITEMCLICK);
}