// gestion CTRL-TAB, CTRL-F4, ALT-F4
private void KeyboardHookProc(KeyboardHookMessage msg)
{
if (msg.nCode != User.Const.HC_ACTION) return;
// gestion CTRL-TAB
bool bActivateWindow = false;
if (msg.KeyFlags.TransitionState == 0 && msg.vk == User.VK.VK_TAB && msg.KeyState.Ctrl && !msg.KeyState.Alt)
{
WindowsApp.CurrentWindowsApp.DisableSetFirstWindow = true;
if (msg.KeyState.Shift)
{
if (gbTrace)
pb.Trace.WriteLine("KeyboardHook : Active previous window");
WindowsApp.CurrentWindowsApp.ActivatePreviousWindow();
}
else
{
if (gbTrace)
pb.Trace.WriteLine("KeyboardHook : Active next window");
WindowsApp.CurrentWindowsApp.ActivateNextWindow();
}
gbWindowActivatedByKeyOngoing = true;
bActivateWindow = true;
msg.RemoveMessage = true;
}
if (!bActivateWindow && gbWindowActivatedByKeyOngoing && msg.vk != User.VK.VK_TAB)
{
gbWindowActivatedByKeyOngoing = false;
WindowsApp.CurrentWindowsApp.DisableSetFirstWindow = false;
WindowsApp.CurrentWindowsApp.SetFirstWindow();
}
// gestion CTRL-F4
if (msg.KeyFlags.TransitionState == 0 && msg.vk == User.VK.VK_F4)
{
if (msg.KeyState.Ctrl && !msg.KeyState.Alt && !msg.KeyState.Shift)
{
WindowData window = FindWindow(msg.GUIThreadInfo.hwndActive);
string sWindow = "not found";
if (window != null) sWindow = window.Form.Text;
string sAction;
if (window != null && window.EnableCtrlF4Close) sAction = "close window"; else sAction = "don't close window";
if (gbTrace)
pb.Trace.WriteLine("KeyboardHook : form-{0,-25} CTRL-F4 hwnd active {1:x} focus {2:x} {3}", sWindow, (int)msg.GUIThreadInfo.hwndActive, (int)msg.GUIThreadInfo.hwndFocus, sAction);
if (window != null && window.EnableCtrlF4Close) window.Form.Close();
msg.RemoveMessage = true;
}
}
// gestion ALT-F4
if (msg.KeyState.Alt && !msg.KeyState.Ctrl && msg.vk == User.VK.VK_F4)
{
WindowData window = FindWindow(msg.GUIThreadInfo.hwndActive);
string sWindow = "not found";
if (window != null) sWindow = window.Form.Text;
string sAction;
if (window != null && window.DisableAltF4) sAction = "remove message ALT-F4"; else sAction = "don't remove message ALT-F4";
if (window != null && window.CloseApplicationOnAltF4) sAction += " and close application"; else sAction = " and don't close application";
if (gbTrace)
pb.Trace.WriteLine("KeyboardHook : form-{0,-25} ATL-F4 hwnd active {1:x} focus {2:x} {3}", sWindow, (int)msg.GUIThreadInfo.hwndActive, (int)msg.GUIThreadInfo.hwndFocus, sAction);
if (window != null)
{
if (window.DisableAltF4) msg.RemoveMessage = true;
if (window.CloseApplicationOnAltF4) ApplicationExit();
}
}
}
private int _HookProc(int nCode, IntPtr wParam, IntPtr lParam)
{
if (nCode >= 0 && (HookEvent != null || gbTrace))
{
User.VK vk = Messages.GetVirtualKey((int)wParam);
KeyboardState ks = Messages.GetKeyboardState();
// attention (uint)lParam peut générer une exception si la valeur dépasse la capacité d'un int, utiliser (uint)p.ToInt64()
//KeystrokeMessageFlags kf = Messages.GetKeystrokeMessageFlags((uint)lParam);
KeystrokeMessageFlags kf = Messages.GetKeystrokeMessageFlags((uint)lParam.ToInt64());
User.Struct.GUITHREADINFO GUIThreadInfo = Win32.Windows.GetGUIThreadInfo();
if (gbTrace)
{
string sCode;
if (nCode == User.Const.HC_ACTION)
{
sCode = "HC_ACTION";
}
else if (nCode == User.Const.HC_NOREMOVE)
{
sCode = "HC_NOREMOVE";
}
else
{
sCode = nCode.ToString();
}
string sKey = vk.ToString();
if (ks.Alt)
{
sKey = "ALT-" + sKey;
}
if (ks.Ctrl)
{
sKey = "CTRL-" + sKey;
}
if (ks.Shift)
{
sKey = "SHIFT-" + sKey;
}
string sTransition;
if (kf.TransitionState == 0)
{
sTransition = "WM_KEYDOWN";
}
else
{
sTransition = "WM_KEYUP";
}
string sPreviousKeyState;
if (kf.PreviousKeyState == 0)
{
sPreviousKeyState = "KEYUP";
}
else
{
sPreviousKeyState = "KEYDOWN";
}
pb.Trace.WriteLine("KeyboardHook : {0,-20} {1,-20} {2:x,4} {3,-11} prev key state {4,-7} lParam {5:x}", sTransition, sKey, wParam, sCode, sPreviousKeyState, lParam);
}
if (HookEvent != null)
{
KeyboardHookMessage msg = new KeyboardHookMessage()
{
nCode = nCode, wParam = wParam, lParam = lParam, vk = vk, KeyState = ks, KeyFlags = kf, GUIThreadInfo = GUIThreadInfo
};
HookEvent(msg);
if (msg.RemoveMessage)
{
return(1);
}
}
}
return(User.CallNextHookEx(gHookHandle, nCode, wParam, lParam));
}
private int _HookProc(int nCode, IntPtr wParam, IntPtr lParam)
{
if (nCode >= 0 && (HookEvent != null || gbTrace))
{
User.VK vk = Messages.GetVirtualKey((int)wParam);
KeyboardState ks = Messages.GetKeyboardState();
// attention (uint)lParam peut générer une exception si la valeur dépasse la capacité d'un int, utiliser (uint)p.ToInt64()
//KeystrokeMessageFlags kf = Messages.GetKeystrokeMessageFlags((uint)lParam);
KeystrokeMessageFlags kf = Messages.GetKeystrokeMessageFlags((uint)lParam.ToInt64());
User.Struct.GUITHREADINFO GUIThreadInfo = Win32.Windows.GetGUIThreadInfo();
if (gbTrace)
{
string sCode;
if (nCode == User.Const.HC_ACTION)
sCode = "HC_ACTION";
else if (nCode == User.Const.HC_NOREMOVE)
sCode = "HC_NOREMOVE";
else
sCode = nCode.ToString();
string sKey = vk.ToString();
if (ks.Alt) sKey = "ALT-" + sKey;
if (ks.Ctrl) sKey = "CTRL-" + sKey;
if (ks.Shift) sKey = "SHIFT-" + sKey;
string sTransition;
if (kf.TransitionState == 0) sTransition = "WM_KEYDOWN"; else sTransition = "WM_KEYUP";
string sPreviousKeyState;
if (kf.PreviousKeyState == 0) sPreviousKeyState = "KEYUP"; else sPreviousKeyState = "KEYDOWN";
pb.Trace.CurrentTrace.WriteLine("KeyboardHook : {0,-20} {1,-20} {2:x,4} {3,-11} prev key state {4,-7} lParam {5:x}", sTransition, sKey, wParam, sCode, sPreviousKeyState, lParam);
}
if (HookEvent != null)
{
KeyboardHookMessage msg = new KeyboardHookMessage() { nCode = nCode, wParam = wParam, lParam = lParam, vk = vk, KeyState = ks, KeyFlags = kf, GUIThreadInfo = GUIThreadInfo };
HookEvent(msg);
if (msg.RemoveMessage) return 1;
}
}
return User.CallNextHookEx(gHookHandle, nCode, wParam, lParam);
}
