private static void RaiseErrorOrActivateFirstInstance()
{
if (ChoGlobalApplicationSettings.Me.ApplicationBehaviourSettings.ActivateFirstInstance)
{
if (ApplicationMode == ChoApplicationMode.Console ||
ApplicationMode == ChoApplicationMode.Windows)
{
string appProcessName = System.Diagnostics.Process.GetCurrentProcess().ProcessName;
if (!appProcessName.IsNullOrWhiteSpace())
{
Process[] RunningProcesses = Process.GetProcessesByName(appProcessName);
if (RunningProcesses.Length != 1)
{
ChoUser32.ShowWindowAsync(RunningProcesses[0].MainWindowHandle,
(int)SHOWWINDOW.SW_SHOWMINIMIZED);
ChoUser32.ShowWindowAsync(RunningProcesses[0].MainWindowHandle,
(int)SHOWWINDOW.SW_RESTORE);
}
}
}
Environment.Exit(ChoExitCodes.ActivateFirstInstanceNExit);
}
else
{
OnFatalApplicationException(100, "Already another instance of this application running.");
}
}
public virtual void Subscribe()
{
if (_hooksHandle != 0)
{
return;
}
lock (_padLock)
{
// install Mouse hook only if it is not installed and must be installed
if (_hooksHandle == 0)
{
_hooksProc = HooksProc;
//install hook
_hooksHandle = ChoUser32.SetWindowsHookEx(
(int)_hookType,
_hooksProc, IntPtr.Zero,
//Marshal.GetHINSTANCE(Assembly.GetExecutingAssembly().GetModules()[0]),
0);
//If SetWindowsHookEx fails.
if (_hooksHandle == 0)
{
ChoWin32Exception.CheckNThrowException();
}
}
}
}
public static ChoKeyEventArgs New(KEYBOARDHOOKSTRUCT keyboardHookStruct)
{
// Is Control being held down?
bool control = ((ChoUser32.GetKeyState(ChoUser32.VK_LCONTROL) & 0x80) != 0) ||
((ChoUser32.GetKeyState(ChoUser32.VK_RCONTROL) & 0x80) != 0);
// Is Shift being held down?
bool shift = ((ChoUser32.GetKeyState(ChoUser32.VK_LSHIFT) & 0x80) != 0) ||
((ChoUser32.GetKeyState(ChoUser32.VK_RSHIFT) & 0x80) != 0);
// Is Alt being held down?
bool alt = ((ChoUser32.GetKeyState(ChoUser32.VK_LALT) & 0x80) != 0) ||
((ChoUser32.GetKeyState(ChoUser32.VK_RALT) & 0x80) != 0);
// Is CapsLock on?
bool capslock = (ChoUser32.GetKeyState(ChoUser32.VK_CAPITAL) != 0);
ChoKeyEventArgs e = new ChoKeyEventArgs(
(Keys)(
keyboardHookStruct.VKCode |
(control ? (int)Keys.Control : 0) |
(shift ? (int)Keys.Shift : 0) |
(alt ? (int)Keys.Alt : 0)
));
return(e);
}
public static void ShowConsoleWindow()
{
if (ConsoleWindowHandle != IntPtr.Zero)
{
ChoUser32.ShowWindow(ConsoleWindowHandle, (int)SHOWWINDOW.SW_SHOWNORMAL); //1 = SW_HIDE
}
}
static ChoWindowsManager()
{
try
{
ConsoleWindowHandle = ChoKernel32.GetConsoleWindow();
MainWindowHandle = System.Diagnostics.Process.GetCurrentProcess().MainWindowHandle;
if (MainWindowHandle != IntPtr.Zero)
{
_origExWindowStyle = ChoUser32.GetWindowLong(MainWindowHandle, (int)GwlIndexEnum.GWL_EXSTYLE);
}
if (Environment.UserInteractive)
{
if (ConsoleWindowHandle != IntPtr.Zero)
{
ApplicationMode = ChoApplicationMode.Console;
}
else
{
ApplicationMode = ChoApplicationMode.Windows;
}
}
else
{
ApplicationMode = ChoApplicationMode.Service;
if (HttpContext.Current != null)
{
ApplicationMode = ChoApplicationMode.Web;
}
}
}
catch { }
}
/// <summary>
/// If the process has a console attached to it, it will be detached and no longer visible. Writing to the System.Console is still possible, but no output will be shown.
/// </summary>
public static void Hide()
{
if (HasWindow)
{
ChoUser32.ShowWindow(MainWindowHandle, (int)SHOWWINDOW.SW_HIDE); //1 = SW_HIDE
}
}
public static void ShowInTaskbar(bool show)
{
if (HasWindow)
{
if (!show)
{
if (_show)
{
_show = false;
Hide();
ChoUser32.SetWindowLong(MainWindowHandle, (int)GwlIndexEnum.GWL_EXSTYLE, (int)((WindowStyles)_origExWindowStyle | WindowStyles.WS_EX_TOOLWINDOW));
ChoUser32.ShowWindow(MainWindowHandle, (int)SHOWWINDOW.SW_SHOWNA);
}
}
else
{
if (!_show)
{
_show = true;
Hide();
ChoUser32.SetWindowLong(MainWindowHandle, (int)GwlIndexEnum.GWL_EXSTYLE, (int)_origExWindowStyle);
ChoUser32.ShowWindow(MainWindowHandle, (int)SHOWWINDOW.SW_SHOWNA);
}
}
}
}
/// <summary>
/// Creates a new console instance if the process is not attached to a console already.
/// </summary>
public static void Show()
{
if (HasWindow)
{
ChoUser32.ShowWindow(MainWindowHandle, (int)SHOWWINDOW.SW_SHOWNORMAL); //1 = SW_SHOWNORMA
}
}
public static void BringWindowToTop()
{
if (HasWindow)
{
ChoUser32.SetForegroundWindow(MainWindowHandle);
}
}
/// <summary>
/// Creates a new console instance if the process is not attached to a console already.
/// </summary>
public static void Show()
{
if (HasWindow)
{
ChoUser32.ShowWindow(MainWindowHandle, (int)SHOWWINDOW.SW_SHOWNORMAL); //1 = SW_SHOWNORMA
ChoWindowsManager.SetTop();
}
}
public static void SetTop(IntPtr?handle = null)
{
if (handle == null)
{
handle = MainWindowHandle;
}
ChoUser32.SetWindowPos(handle.Value, (IntPtr)SpecialWindowHandles.HWND_TOP, 0, 0, 0, 0, SetWindowPosFlags.SWP_NOMOVE | SetWindowPosFlags.SWP_NOSIZE | SetWindowPosFlags.SWP_SHOWWINDOW);
}
public static void SetUACShield(this Button @this, bool showShield = true)
{
if (!ChoWindowsIdentity.IsAdministrator() && ChoEnvironment.AtLeastVista())
{
//Note: make sure the button FlatStyle = FlatStyle.System
@this.FlatStyle = FlatStyle.System;
// BCM_SETSHIELD = 0x0000160C
ChoUser32.SendMessage(@this.Handle, ChoUser32.BCM_SETSHIELD, 0, showShield ? 0xFFFFFFFF : 0);
}
}
public static void AlwaysOnTop(bool set)
{
if (HasWindow)
{
if (set)
{
ChoUser32.SetWindowPos(MainWindowHandle, (IntPtr)SpecialWindowHandles.HWND_TOPMOST, 0, 0, 0, 0, SetWindowPosFlags.SWP_NOMOVE | SetWindowPosFlags.SWP_NOSIZE | SetWindowPosFlags.SWP_SHOWWINDOW);
}
else
{
ChoUser32.SetWindowPos(MainWindowHandle, (IntPtr)SpecialWindowHandles.HWND_NOTOPMOST, 0, 0, 0, 0, SetWindowPosFlags.SWP_NOMOVE | SetWindowPosFlags.SWP_NOSIZE | SetWindowPosFlags.SWP_SHOWWINDOW);
}
}
}
protected virtual int HooksProc(int code, int wParam, IntPtr lParam)
{
if (HooksCallbackProc(code, wParam, lParam))
{
return(-1);
}
int hooksHandle = _hooksHandle;
if (hooksHandle != 0)
{
return(ChoUser32.CallNextHookEx(hooksHandle, code, wParam, lParam));
}
else
{
return(-1);
}
}
public static ChoKeyPressEventArgs New(KEYBOARDHOOKSTRUCT keyboardHookStruct)
{
// Is Control being held down?
bool control = ((ChoUser32.GetKeyState(ChoUser32.VK_LCONTROL) & 0x80) != 0) ||
((ChoUser32.GetKeyState(ChoUser32.VK_RCONTROL) & 0x80) != 0);
// Is Shift being held down?
bool shift = ((ChoUser32.GetKeyState(ChoUser32.VK_LSHIFT) & 0x80) != 0) ||
((ChoUser32.GetKeyState(ChoUser32.VK_RSHIFT) & 0x80) != 0);
// Is Alt being held down?
bool alt = ((ChoUser32.GetKeyState(ChoUser32.VK_LALT) & 0x80) != 0) ||
((ChoUser32.GetKeyState(ChoUser32.VK_RALT) & 0x80) != 0);
// Is CapsLock on?
bool capslock = (ChoUser32.GetKeyState(ChoUser32.VK_CAPITAL) != 0);
byte[] keyState = new byte[256];
byte[] inBuffer = new byte[2];
ChoUser32.GetKeyboardState(keyState);
if (ChoUser32.ToAscii(keyboardHookStruct.VKCode,
keyboardHookStruct.ScanCode,
keyState,
inBuffer,
keyboardHookStruct.Flags) == 1)
{
char key = (char)inBuffer[0];
if ((capslock ^ shift) && Char.IsLetter(key))
{
key = Char.ToUpper(key);
}
return(new ChoKeyPressEventArgs(key));
}
return(null);
}
public virtual void Unsubscribe()
{
if (_hooksHandle == 0)
{
return;
}
lock (_padLock)
{
// install Mouse hook only if it is not installed and must be installed
if (_hooksHandle != 0)
{
//install hook
int result = ChoUser32.UnhookWindowsHookEx(_hooksHandle);
_hooksHandle = 0;
//If SetWindowsHookEx fails.
if (result == 0)
{
ChoWin32Exception.CheckNThrowException();
}
}
}
}
