我想为.NET应用程序编写自动化框架。要启动应用程序，用户应右键单击系统托盘中的图标，然后从上下文菜单中选择选项。我做了一些resaerch，只找到了如何知道托盘中图标的工具提示。：
[DllImport("user32.dll", SetLastError = true)]
static extern IntPtr FindWindowEx(IntPtr hWndParent, IntPtr hWndChildAfter, string lpClassName, string lpWindowName);
[DllImport("user32.dll", SetLastError = true)]
static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
[DllImport("user32.dll", SetLastError = true)]
static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint lpdwProcessId);
[DllImport("kernel32.dll")]
static extern IntPtr OpenProcess(ProcessAccessFlags dwDesiredAccess, [MarshalAs(UnmanagedType.Bool)] bool bInheritHandle, int dwProcessId);
[Flags]
enum ProcessAccessFlags : uint
{
All = 0x001F0FFF,
Terminate = 0x00000001,
CreateThread = 0x00000002,
VMOperation = 0x00000008,
VMRead = 0x00000010,
VMWrite = 0x00000020,
DupHandle = 0x00000040,
SetInformation = 0x00000200,
QueryInformation = 0x00000400,
Synchronize = 0x00100000
}
[DllImport("kernel32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool VirtualFreeEx(IntPtr hProcess, IntPtr lpAddress, int dwSize, FreeType dwFreeType);
[Flags]
public enum FreeType
{
Decommit = 0x4000,
Release = 0x8000,
}
const uint TB_GETBUTTON = 1047;
const uint TB_GETBUTTONTEXTW = 1099;
const uint TB_BUTTONCOUNT = 1048;
const uint TB_PRESSBUTTON = 1027;
const uint TB_HIDEBUTTON = 1028;
const uint VM_COMMAND = 273;
const uint WM_RBUTTONDOWN = 0x204;
const uint WM_RBUTTONUP = 0x205;
const uint MK_RBUTTON = 2;
const uint WM_COMMAND = 0x0111;
const uint BM_CLICK = 245;
const uint TB_HIGHLIGHTBUTTON = 0x0407;
[DllImport("kernel32.dll", SetLastError = true, ExactSpelling = true)]
static extern IntPtr VirtualAllocEx(IntPtr hProcess, IntPtr lpAddress,
uint dwSize, AllocationType flAllocationType, MemoryProtection flProtect);
[DllImport("user32.dll", EntryPoint = "PostMessage")]
public static extern int PostMessage(IntPtr hWnd, uint Msg, IntPtr wParam, IntPtr lParam);
[DllImport("kernel32.dll", SetLastError = true)]
static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, IntPtr lpBuffer, uint dwSize, out IntPtr lpNumberOfBytesRead);
[Flags]
public enum AllocationType
{
Commit = 0x1000,
Reserve = 0x2000,
Decommit = 0x4000,
Release = 0x8000,
Reset = 0x80000,
Physical = 0x400000,
TopDown = 0x100000,
WriteWatch = 0x200000,
LargePages = 0x20000000
}
[Flags]
public enum MemoryProtection
{
Execute = 0x10,
ExecuteRead = 0x20,
ExecuteReadWrite = 0x40,
ExecuteWriteCopy = 0x80,
NoAccess = 0x01,
ReadOnly = 0x02,
ReadWrite = 0x04,
WriteCopy = 0x08,
GuardModifierflag = 0x100,
NoCacheModifierflag = 0x200,
WriteCombineModifierflag = 0x400
}
[DllImport("kernel32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
static extern bool CloseHandle(IntPtr hObject);
[StructLayout(LayoutKind.Sequential)]
internal struct TBBUTTON
{
public Int32 iBitmap;
public Int32 idCommand;
public byte fsState;
public byte fsStyle;
public byte bReserved1;
public byte bReserved2;
public UInt32 dwData;
public IntPtr iString;
}
[DllImport("user32.dll")]
private static extern IntPtr SendMessage(IntPtr hWnd, uint Msg, IntPtr wParam, IntPtr lParam);
//getting systemtray icon
static IntPtr GetSystemTrayHandle()
{
IntPtr hWndTray = FindWindow("Shell_TrayWnd", null);
if (hWndTray != IntPtr.Zero)
{
hWndTray = FindWindowEx(hWndTray, IntPtr.Zero, "TrayNotifyWnd", null);
if (hWndTray != IntPtr.Zero)
{
hWndTray = FindWindowEx(hWndTray, IntPtr.Zero, "SysPager", null);
if (hWndTray != IntPtr.Zero)
{
hWndTray = FindWindowEx(hWndTray, IntPtr.Zero, "ToolbarWindow32", null);
return hWndTray;
}
}
}
return IntPtr.Zero;
}
public static List<string> texts = new List<string>();
private static unsafe bool GetTBButton(IntPtr hToolbar, int i, ref TBBUTTON tbButton, ref string text, ref IntPtr ipWindowHandle)
{
// One page
const int BUFFER_SIZE = 0x1000;
byte[] localBuffer = new byte[BUFFER_SIZE];
UInt32 processId = 0;
UInt32 threadId = GetWindowThreadProcessId(hToolbar, out processId);
IntPtr hProcess = OpenProcess(ProcessAccessFlags.All, false, (int)processId);
if (hProcess == IntPtr.Zero) { Debug.Assert(false); return false; }
IntPtr ipRemoteBuffer = VirtualAllocEx(
hProcess,
IntPtr.Zero,
(uint)new UIntPtr(BUFFER_SIZE),
AllocationType.Commit,
MemoryProtection.ReadWrite);
if (ipRemoteBuffer == IntPtr.Zero) { Debug.Assert(false); return false; }
// TBButton
fixed (TBBUTTON* pTBButton = &tbButton)
{
IntPtr ipTBButton = new IntPtr(pTBButton);
int b = (int)SendMessage(hToolbar, TB_GETBUTTON, (IntPtr)i, ipRemoteBuffer);
// SendMessage(hToolbar, VM_COMMAND, (IntPtr)tbButton.idCommand, ipRemoteBuffer);
if (b == 0) { Debug.Assert(false); return false; }
// this is fixed
Int32 dwBytesRead = 0;
IntPtr ipBytesRead = new IntPtr(&dwBytesRead);
bool b2 = ReadProcessMemory(
hProcess,
ipRemoteBuffer,
ipTBButton,
(uint)new UIntPtr((uint)sizeof(TBBUTTON)),
out ipBytesRead);
if (!b2) { Debug.Assert(false); return false; }
}
// button text
fixed (byte* pLocalBuffer = localBuffer)
{
IntPtr ipLocalBuffer = new IntPtr(pLocalBuffer);
int chars = (int)SendMessage(hToolbar, TB_GETBUTTONTEXTW, (IntPtr)tbButton.idCommand, ipRemoteBuffer);
//SendMessage(hToolbar, BM_CLICK, (IntPtr)tbButton.idCommand, IntPtr.Zero);
// int getmes = PostMessage(hToolbar, TB_HIDEBUTTON, (IntPtr)tbButton.idCommand, ipRemoteBuffer);
if (chars == -1) { Debug.Assert(false); return false; }
// this is fixed
Int32 dwBytesRead = 0;
IntPtr ipBytesRead = new IntPtr(&dwBytesRead);
bool b4 = ReadProcessMemory(
hProcess,
ipRemoteBuffer,
ipLocalBuffer,
(uint)new UIntPtr(BUFFER_SIZE),
out ipBytesRead);
if (!b4) { Debug.Assert(false); return false; }
text = Marshal.PtrToStringUni(ipLocalBuffer, chars);
if (text.Contains("Pen"))
{
int buttonid = tbButton.idCommand;
SendMessage(hToolbar, TB_HIGHLIGHTBUTTON, (IntPtr)tbButton.idCommand, IntPtr.Zero);
}
texts.Add(text);
if (text == " ") text = String.Empty;
}
VirtualFreeEx(
hProcess,
ipRemoteBuffer,
(int)UIntPtr.Zero,
FreeType.Release);
CloseHandle(hProcess);
return true;
}
static void Main(string[] args)
{
IntPtr _ToolbarWindowHandle = GetSystemTrayHandle();
UInt32 count = (uint)SendMessage(_ToolbarWindowHandle, TB_BUTTONCOUNT, IntPtr.Zero, IntPtr.Zero);
for (int i = 0; i < count; i++)
{
TBBUTTON tbButton = new TBBUTTON();
string text = String.Empty;
IntPtr ipWindowHandle = IntPtr.Zero;
bool b = GetTBButton(_ToolbarWindowHandle, i, ref tbButton, ref text, ref ipWindowHandle);
}
foreach (var item in texts)
{
Console.WriteLine(item);
}
}
}
有没有办法使用C＃右键单击系统托盘图标？ 会感谢答案.......
答案 0 :(得分：3)
没有以编程方式访问其他程序的托盘图标（来源：Raymond Chen）。你尝试的任何东西都只是一个可能破裂和失败的黑客。
尝试找到一种不需要在托盘图标上自动右键单击的方法。也许有问题的程序可以通过某些API或命令行参数来控制。