操作别的窗体

2015-04-28 07:56:17 访问(2100) 赞(0) 踩(0)

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;

namespace Other_windows_interaction_in_CSharp
{
    public partial class Form1 : Form
    {
        [DllImport("user32.dll", SetLastError = true)]
        static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
        
        [DllImport("user32.dll")]
        static extern IntPtr WindowFromPoint(int xPoint, int yPoint);

        [DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]
        static extern bool SetWindowText(IntPtr hWnd, string lpString);

        [DllImport("user32.dll", SetLastError = true)]
        static extern bool MoveWindow(IntPtr hWnd, int X, int Y, int nWidth, int nHeight, bool bRepaint);
        
        [DllImport("user32.dll")]
        static extern bool SetForegroundWindow(IntPtr hWnd);

        [DllImport("user32.dll")]
        static extern bool EnableWindow(IntPtr hWnd, bool bEnable);

        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void button1_Click(object sender, EventArgs e)
        {
            txtHwnd.Text = FindWindow(null, txtTitle.Text).ToString();
        }

        private void button2_Click(object sender, EventArgs e)
        {
            txtHwnd.Text = FindWindow(txtClass.Text, null).ToString();
        }

        private void button3_Click(object sender, EventArgs e)
        {
            int x = Int32.Parse(txtX.Text);
            int y = Int32.Parse(txtY.Text);
            txtHwnd.Text = WindowFromPoint(x, y).ToString();
        }

        private void btnSetText_Click(object sender, EventArgs e)
        {
            var hWnd = new IntPtr(Int32.Parse(txtHwnd.Text));
            SetWindowText(hWnd, txtSetText.Text);
        }

        private void btnMove_Click(object sender, EventArgs e)
        {
            var hWnd = new IntPtr(Int32.Parse(txtHwnd.Text));
            var x = Int32.Parse(txtMoveX.Text);
            var y = Int32.Parse(txtMoveY.Text);
            var w = Int32.Parse(txtMoveW.Text);
            var h = Int32.Parse(txtMoveH.Text);
            MoveWindow(hWnd, x, y, w, h, true);
        }

        private void button4_Click(object sender, EventArgs e)
        {
            var hWnd = new IntPtr(Int32.Parse(txtHwnd.Text));
            SetForegroundWindow(hWnd);
        }

        private void buttonEna_Click(object sender, EventArgs e)
        {
            var hWnd = new IntPtr(Int32.Parse(txtHwnd.Text));
            EnableWindow(hWnd, chkEna.Checked);
        }
    }
}