Files
TopMostWinChecker/Form1.cs
2014-07-05 15:40:21 +00:00

74 lines
1.6 KiB
C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;
using System.IO;
namespace TopMostWinChecker
{
public partial class Form1 : Form
{
Timer m_timer;
int m_iHandle=0;
public Form1()
{
InitializeComponent();
m_timer = new Timer();
m_timer.Interval = 100;
m_timer.Tick += new EventHandler(TimerHandler);
m_timer.Start();
}
private void TimerHandler(object sender, EventArgs e)
{
int iHandle = GetForegroundWindow();
const int nChars = 256;
StringBuilder Buff = new StringBuilder(nChars);
if(GetWindowText(iHandle, Buff, nChars) > 0)
{
if(iHandle != m_iHandle)
{
string strCurTime = System.DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss");
ListViewItem item = new ListViewItem(new string[]{ Buff.ToString(), iHandle.ToString(), strCurTime });
lvList.Items.Add(item);
StreamWriter fp = null;
try
{
fp = new StreamWriter("save.txt", true);
fp.WriteLine("[" + strCurTime + "] " + Buff.ToString() + " (" + iHandle.ToString() + ")");
}
catch
{
MessageBox.Show("file save failed");
}
finally
{
if(fp != null)
fp.Close();
}
}
}
m_iHandle = iHandle;
}
[DllImport("user32.dll")]
static extern int GetForegroundWindow();
[DllImport("user32.dll")]
static extern int GetWindowText(int hWnd, StringBuilder text, int count);
}
}