C#.NET Winform是一种用于开发Windows桌面应用程序的编程语言和框架。获取当前的Chrome URL是指获取正在运行的Chrome浏览器的当前网页地址。
在C#.NET Winform中,可以使用一些方法来获取当前的Chrome URL。以下是一个示例代码:
using System;
using System.Diagnostics;
using System.Runtime.InteropServices;
namespace ChromeURLGetter
{
public class ChromeURL
{
[DllImport("user32.dll", SetLastError = true)]
private static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
[DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
private static extern int GetWindowText(IntPtr hWnd, string lpString, int nMaxCount);
[DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
private static extern int GetWindowTextLength(IntPtr hWnd);
[DllImport("user32.dll", SetLastError = true)]
private static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint lpdwProcessId);
[DllImport("kernel32.dll", SetLastError = true)]
private static extern IntPtr OpenProcess(uint dwDesiredAccess, bool bInheritHandle, uint dwProcessId);
[DllImport("kernel32.dll", SetLastError = true)]
private static extern bool CloseHandle(IntPtr hObject);
[DllImport("kernel32.dll", SetLastError = true)]
private static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, [Out] byte[] lpBuffer, uint nSize, out int lpNumberOfBytesRead);
private const int PROCESS_VM_READ = 0x0010;
private const int MAX_WINDOW_TITLE_LENGTH = 256;
public static string GetCurrentChromeURL()
{
IntPtr chromeMainWindowHandle = FindWindow("Chrome_WidgetWin_1", null);
if (chromeMainWindowHandle == IntPtr.Zero)
{
return null; // Chrome窗口未找到
}
uint chromeProcessId;
GetWindowThreadProcessId(chromeMainWindowHandle, out chromeProcessId);
if (chromeProcessId == 0)
{
return null; // 无法获取Chrome进程ID
}
IntPtr chromeProcessHandle = OpenProcess(PROCESS_VM_READ, false, chromeProcessId);
if (chromeProcessHandle == IntPtr.Zero)
{
return null; // 无法打开Chrome进程
}
IntPtr chromeUrlPointer;
byte[] buffer = new byte[MAX_WINDOW_TITLE_LENGTH * 2];
int bytesRead;
bool success = ReadProcessMemory(chromeProcessHandle, chromeMainWindowHandle + 0x010F, buffer, (uint)buffer.Length, out bytesRead);
if (!success || bytesRead == 0)
{
CloseHandle(chromeProcessHandle);
return null; // 读取Chrome URL失败
}
string chromeUrl = System.Text.Encoding.Unicode.GetString(buffer, 0, bytesRead);
chromeUrl = chromeUrl.Substring(0, chromeUrl.IndexOf('\0')); // 移除字符串中的空字符
CloseHandle(chromeProcessHandle);
return chromeUrl;
}
}
class Program
{
static void Main(string[] args)
{
string currentURL = ChromeURL.GetCurrentChromeURL();
Console.WriteLine("当前的Chrome URL是:" + currentURL);
}
}
}
这段代码通过调用Windows API来获取Chrome浏览器的主窗口句柄,然后获取Chrome进程ID,并打开该进程。接着,通过读取Chrome进程的内存,获取到当前网页的URL。
这是一个简单的示例,你可以根据实际需求进行修改和扩展。注意,这种方法可能会受到Chrome版本的影响,需要根据实际情况进行调整。
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