Files
wg_cpso/UserControls/MessageBoxes/AutoClosingMessageBox.cs
2026-03-25 18:20:24 +08:00

61 lines
2.3 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace UserControls
{
public class AutoClosingMessageBox
{
public static Action<string> WriteDataToOutput;
//
private System.Threading.Timer _timeoutTimer;
private string _caption;
AutoClosingMessageBox(string text, string caption, MessageBoxButtons buttons, MessageBoxIcon icon, int timeout)
{
// Write
if (WriteDataToOutput != null)
{
WriteDataToOutput(caption);
WriteDataToOutput(text);
}
//
else
{
_caption = caption;
_timeoutTimer = new System.Threading.Timer(OnTimerElapsed,
null, timeout, System.Threading.Timeout.Infinite);
using (_timeoutTimer)
{
MessageBox.Show(text, caption, buttons, icon);
}
}
}
public static void ShowWarning(string text, int timeout)
{
new AutoClosingMessageBox(text, "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning, timeout);
}
public static void ShowError(string text, int timeout)
{
new AutoClosingMessageBox(text, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error, timeout);
}
public static void ShowInfo(string caption, string text, int timeout)
{
new AutoClosingMessageBox(text, caption, MessageBoxButtons.OK, MessageBoxIcon.Information, timeout);
}
void OnTimerElapsed(object state)
{
IntPtr mbWnd = FindWindow("#32770", _caption); // lpClassName is #32770 for MessageBox
if (mbWnd != IntPtr.Zero)
SendMessage(mbWnd, WM_CLOSE, IntPtr.Zero, IntPtr.Zero);
_timeoutTimer.Dispose();
}
const int WM_CLOSE = 0x0010;
[System.Runtime.InteropServices.DllImport("user32.dll", SetLastError = true)]
static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
[System.Runtime.InteropServices.DllImport("user32.dll", CharSet = System.Runtime.InteropServices.CharSet.Auto)]
static extern IntPtr SendMessage(IntPtr hWnd, UInt32 Msg, IntPtr wParam, IntPtr lParam);
}
}