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將鼠標左鍵單擊發送到sopcast靜音按鈕,在c#中

[英]Send a mouse left click to a sopcast mute button, in c#

我試圖用鼠標左鍵單擊一個sopcast靜音按鈕,在c#中,但沒有結果。 這是我做的:

  const int BN_CLICKED = 245;  
public static void mute_sopcast() 
{ 

    IntPtr hwnd = FindWindow("#32770", null); 
    IntPtr chwnd1 = FindWindowEx(hwnd, IntPtr.Zero, "AfxOleControl70su", null); 
    IntPtr chwnd2 = FindWindowEx(chwnd1, IntPtr.Zero, "#32770", null); 
    IntPtr chwnd3 = FindWindowEx(chwnd2, IntPtr.Zero, "Button", "Mute"); 

    PostMessage(chwnd3, BN_CLICKED, 0, (int)IntPtr.Zero); 

    //The code bellow I made it to see if chwnd… is zero or not.

    if (chwnd3 == new IntPtr(0)) 
    { 
        MessageBox.Show("IntPtr(0)"); 
    } 
    else if (chwnd3 == IntPtr.Zero) 
    { 
        MessageBox.Show("IntPtr.Zero"); 
    } 
    else 
    { 
        MessageBox.Show("IntPtr.Zero not empty"); 
    } 


} 

Winspector Spy給了我這個:

000E036E: #32770 
    …
    00070406: AfxOleControl70su
        002C06A2: #32770
            …
            000F03A4: Button “Mute”

誰能告訴我哪里錯了? 非常感謝你。

你有沒有嘗試過:

SendMessage(chwnd4, WM_LBUTTONDOWN, IntPtr.Zero, IntPtr.Zero);
SendMessage(chwnd4, WM_LBUTTONUP, IntPtr.Zero, IntPtr.Zero); 

BN_CLICKED不是窗口消息 - 它是作為WM_COMMAND消息的WPARAM的一部分發送的通知代碼。 WM_COMMAND消息也需要控制ID,這在外部是不可用的。 另外WM_COMMAND消息被發送到父窗口控件,而不是控件本身。

發送它的正確方法是:

const int WM_COMMAND = 0x111;
const int BN_CLICKED = 245; 

int controlID = ??; // Something you don't know
int wParam = BN_CLICKED >> 16 | controlID;

PostMessage(chwnd3, WM_COMMAND, wParam , (int)chwnd4);

當然,這假設代碼使用WM_COMMAND消息而不是直接監聽按鈕向上/向下消息。

更好的選擇是將焦點設置到按鈕,然后發送空格鍵按下以使用SendKeys執行按鈕單擊。

使用系統;

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 automouse
{
    public partial class Form1 : Form
    {
        public const int WM_LBUTTONDOWN = 0x0201;
        public const int WM_LBUTTONUP = 0x0202;

        [DllImport("user32.dll", CharSet = CharSet.Auto)]
        private static extern int SendMessage(IntPtr hWnd, int wMsg, IntPtr wParam, IntPtr lParam);

        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            SendMessage(button2.Handle, WM_LBUTTONDOWN, IntPtr.Zero, IntPtr.Zero);
            SendMessage(button2.Handle, WM_LBUTTONUP, IntPtr.Zero, IntPtr.Zero);
        }

        private void button2_Click(object sender, EventArgs e)
        {
            MessageBox.Show("Button2 clicked!");
        }
    }
}

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