/// <summary>
/// 多单例显示
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="key"></param>
/// <param name="form"></param>
public static void Show <T>(string key, CreateFormEventHandler <T> form)
where T : Form
{
lock (syncobj)
{
if (dict.ContainsKey(key))
{
var winform = dict[key] as WinForm <T>;
if (winform.IsDisposed)
{
winform = new WinForm <T>(form());
dict[key] = winform;
}
winform.Show();
}
else
{
var t = new WinForm <T>(form());
dict.Add(key, t);
t.Show();
}
}
}
/// <summary>
/// 单例
/// </summary>
public static WinForm <T> GetInstance(CreateFormEventHandler <T> form)
{
if (_instance == null || _instance.IsDisposed)
{
lock (syncobj)
{
if (_instance == null || _instance.IsDisposed) //双检查
{
_instance = new WinForm <T>(form());
}
}
}
return(_instance);
}
/// <summary>
/// 显示窗体
/// </summary>
/// <param name="form"></param>
public static void Show <T>(CreateFormEventHandler <T> form, Rectangle rect)
where T : Form
{
WinForm <T> .GetInstance(form).Show(rect);
}