C# Windows API

好久沒寫程式了=口=

一堆API都忘光光~

趁現在重操舊業趕快整理起來吧...

[DllImport("user32.Dll")]
private static extern int EnumWindows(EnumWindowsProc x, int y);

[DllImport("user32")]
private static extern bool EnumChildWindows(IntPtr window, EnumWindowsProc callback, int lParam);

[DllImport("user32.dll", EntryPoint = "FindWindowEx", SetLastError = true)]
static extern IntPtr FindWindowEx(IntPtr hwndParent, IntPtr hwndChildAfter, string lpszClass, string lpszWindow);

[DllImport("user32.dll", EntryPoint = "FindWindow", CharSet = CharSet.Unicode)]
public static extern IntPtr FindWindowByClass(string ClassName, IntPtr Nothing);

[DllImport("user32.dll", EntryPoint = "FindWindow", SetLastError = true)]
static extern IntPtr FindWindowByCaption(IntPtr ZeroOnly, string lpWindowName);

[DllImport("user32.dll")]
static extern short GetKeyState(int nVirtKey);

[DllImport("user32.dll")]
private static extern Int32 GetWindowText(IntPtr hWnd, StringBuilder lpsb, Int32 count);

[DllImport("User32.dll")]
public static extern int GetWindowLong(IntPtr hWnd, int index);

[DllImport("User32.dll")]
public static extern IntPtr GetParent(IntPtr hWnd);

[DllImport("user32.dll")]
public static extern int GetWindowThreadProcessId(IntPtr handle, out int processId);

[DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]
static extern int GetWindowTextLength(IntPtr hWnd);

[DllImport("user32.dll")]
static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);

[DllImport("user32.dll")]
static extern void keybd_event(byte bVk, byte bScan, uint dwFlags, uint dwExtraInfo);

[DllImport("user32")]
public static extern void mouse_event(int dwFlags, int dx, int dy, int dwData, int dwExtraInfo);

[DllImport("user32.dll")]
public static extern bool RegisterHotKey(
IntPtr hWnd, // handle to window 
int id, // hot key identifier 
uint fsModifiers, // key-modifier options 
Keys vk // virtual-key code 
);

[DllImport("user32")]
public static extern int SetCursorPos(int x, int y);

[DllImport("User32.dll")]
public static extern Int32 SetForegroundWindow(IntPtr hWnd);

[DllImport("user32")]
public static extern Int32 SetActiveWindow(IntPtr hWnd);

[DllImport("user32.dll", EntryPoint = "SendMessageA")]
private static extern int SendMessage(IntPtr hwnd, int wMsg, int wParam, int lParam);

[DllImport("User32.dll")]
public static extern IntPtr SendDlgItemMessage(IntPtr hWnd, int IDDlgItem, int uMsg, int nMaxCount, StringBuilder lpString);

[DllImport("user32.dll")]
public static extern bool UnregisterHotKey(
IntPtr hWnd, // handle to window 
int id // hot key identifier 
);