/// <summary>
/// 子节点单点击事件，被点中状态
/// </summary>
private void ItemL_Childe_MouseClick(object sender, MouseEventArgs e)
{
Label label = sender as Label;
INavigationBarOption option = label.Tag as INavigationBarOption;
if (!childList.Contains(label.Parent as FlowLayoutPanel))
{
return; //如果子项中不包含该控件，则退出
}
InitializaAllChildItem(); //初始化所有子节点
label.Font = new Font(_childItemFont.FontFamily, _childItemFont.Size + 1, FontStyle.Bold);
label.ForeColor = _childSelectedForeColor;
}
/// <summary>
/// 创建项中的控件
/// </summary>
/// <param name="option">项的设置信息</param>
/// <param name="itemH">项高度</param>
/// <param name="pPanel">项的父容器</param>
/// <returns></returns>
private FlowLayoutPanel CreatePanel(INavigationBarOption option, int itemH, FlowLayoutPanel pPanel, bool isChildNode)
{
CNavigationBar panel = new CNavigationBar();
Label itemL = new Label();
panel.AutoScroll = false;
panel.Height = itemH;
if (isChildNode)
{
panel.BackColor = _childBackColor;
panel.Margin = _childItemMargin;
childList.Add(panel);
}
else
{
panel.BackColor = _parentBackColor;
panel.Margin = new Padding(0);
parentList.Add(panel);
}
panel.Width = pPanel.Width;
panel.Tag = false;
if (isChildNode)
{
itemL.Font = _childItemFont;
}
else
{
itemL.Font = _parentItemFont;
}
itemL.Text = option.Title;
itemL.TextAlign = ContentAlignment.MiddleCenter;
itemL.BackColor = Color.Empty;
itemL.ForeColor = this.ForeColor;
itemL.Height = panel.Height;
itemL.Width = panel.Width;
itemL.Tag = option;
//添加鼠标进入与离开事件
itemL.MouseEnter += ItemL_MouseEnter;
itemL.MouseLeave += ItemL_MouseLeave;
//如果该节点的子节点不为空，且子节点数大于0
if (option.ChildItemsOption != null && option.ChildItemsOption.Count > 0)
{
itemL.Paint += ItemL_Paint_Expand; //添加展开与折叠图案绘制
itemL.MouseClick += ItemL_Parent_MouseClick; //展开与折叠事件
if (ParentItemMouseClick != null)
{
itemL.MouseClick += ParentItemMouseClick;
}
}
else
{
itemL.MouseClick += ItemL_Childe_MouseClick;//更改选中状态
if (ChildItemMouseClick != null)
{
itemL.MouseClick += ChildItemMouseClick;
}
}
panel.Controls.Add(itemL);
return(panel);
}
