| ■No91523 (kiku さん) に返信
> PANG2さんからご紹介頂いたWeakReferenceを使ってみたのですが、
> うまく判断できないように見えました。
WindowsとCEで差異はありますか？
public static class WeakReferenceList
{
private class pair
{
public string name;
public WeakReference wRef;
}
private static readonly List<pair> list = new List<pair>();
public static void Add(Control c)
{
list.Add(new pair() {name = c.Name, wRef = new WeakReference(c) });
}
public static string dump()
{
var sw = new System.IO.StringWriter();
foreach (pair c in list) {
sw.Write(c.name);
if (c.wRef.IsAlive) {
sw.Write("(a)");
if (((Control)c.wRef.Target).IsDisposed)
sw.Write("(d)");
}
sw.WriteLine("");
}
return sw.ToString();
}
}
private void Form1_Load(object sender, EventArgs e)
{
WeakReferenceList.Add(this);
WeakReferenceList.Add(label1);
WeakReferenceList.Add(textBox1);
}
static void Main()
{
Application.Run(new Form1());
MessageBox.Show(WeakReferenceList.dump());
GC.Collect();
MessageBox.Show(WeakReferenceList.dump());
}
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