public void Hook()
{
if (hookId == IntPtr.Zero)
{
proc = HookProcedure;
hookId = SetWinEventHook(
EventMapConverter.NameToCode(EventName.EVENT_MIN), // eventMin
EventMapConverter.NameToCode(EventName.EVENT_MAX), // eventMax
IntPtr.Zero, // hmodWinEventProc
proc, // lpfnWinEventProc
0, // idProcess
0, // idThread
WINEVENT_OUTOFCONTEXT | WINEVENT_SKIPOWNPROCESS);
if (hookId == IntPtr.Zero)
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
}
}
public override void HookProcedure(IntPtr hWinEventHook, uint eventType, IntPtr hwnd, int idObject, int idChild, uint dwEventThread, uint dwmsEventTime)
{
var eventName = EventMapConverter.CodeToName((int)eventType);
if ((uint)idObject != OBJID_WINDOW)
{
return;
}
if (eventName == EventName.UNKNOWN)
{
return;
}
var windowInfo = new WindowInfoWithHandle(hwnd);
var windowLong = GetWindowLong(hwnd, GWL_STYLE);
var windowTitle = windowInfo.WindowTitle;
var isVisible = (windowLong & WS_VISIBLE) == WS_VISIBLE;
var isOverlappedwindow = (windowLong & WS_OVERLAPPEDWINDOW) == WS_OVERLAPPEDWINDOW;
var isUwp = (windowLong & WS_UWP) == WS_UWP;
if (windowLong == 0)
{
return;
}
if ((windowLong & WS_CHILD) == WS_CHILD)
{
return;
}
if (!WindowHandles.Contains(windowInfo))
{
if (isVisible && isOverlappedwindow && !isUwp &&
(eventName == EventName.EVENT_OBJECT_SHOW ||
eventName == EventName.EVENT_OBJECT_NAMECHANGE))
{
//Debug.WriteLine("Window created: " + windowTitle + " : " + windowLong.ToString("x8"));
WindowHandles.Add(windowInfo);
OnAddEvent(windowInfo);
OnShowEvent(windowInfo);
/*
* Debug.WriteLine("---");
* Debug.WriteLine(windowTitle + ":" + is_visible + ":" + eventName + ":" + windowLong);
* Debug.WriteLine("WS_VISIBLE = " + ((windowLong & WS_VISIBLE) == WS_VISIBLE));
* Debug.WriteLine("WS_OVERLAPPEDWINDOW = " + ((windowLong & WS_OVERLAPPEDWINDOW) == WS_OVERLAPPEDWINDOW));
*/
}
}
else
{
//Debug.WriteLine( " - " + windowTitle + " : " + eventName + ": " + windowLong.ToString("x8"));
if (eventName == EventName.EVENT_OBJECT_DESTROY)
{
// Window がなくなった
//Debug.WriteLine("Window destroyed: " + windowTitle + " : " + windowLong.ToString("x8"));
WindowHandles.Remove(windowInfo);
OnRemoveEvent(windowInfo);
OnDestroyEvent(windowInfo);
}
else if (eventName == EventName.EVENT_OBJECT_HIDE)
{
// Window が HIDDEN
//Debug.WriteLine("Window hide: " + windowTitle + " : " + windowLong.ToString("x8"));
WindowHandles.Remove(windowInfo);
OnRemoveEvent(windowInfo);
OnHideEvent(windowInfo);
}
else if (eventName == EventName.EVENT_SYSTEM_MOVESIZESTART)
{
// Window がマウスでドラッグ開始
//Debug.WriteLine("Window mouse drag start: " + windowTitle + " : " + windowLong.ToString("x8"));
MouseDraggingWindowHandle = windowInfo;
OnMouseDragStartEvent(windowInfo);
}
else if (eventName == EventName.EVENT_SYSTEM_MOVESIZEEND)
{
// Window がマウスでドラッグ終了
if (MouseDraggingWindowHandle.Equals(windowInfo))
{
//Debug.WriteLine("Window mouse drag end: " + windowTitle + " : " + windowLong.ToString("x8"));
MouseDraggingWindowHandle = null;
OnMouseDragEndEvent(windowInfo);
}
}
else if (eventName == EventName.EVENT_OBJECT_LOCATIONCHANGE)
{
// ショートカットキーだけで場所移動
if (MouseDraggingWindowHandle == null)
{
//Debug.WriteLine("Window location change: " + windowTitle + " : " + windowLong.ToString("x8"));
OnLocationChangeEvent(windowInfo);
}
}
}
if (WindowHandles.Contains(windowInfo))
{
// Debug.WriteLine(" - " + eventName + " : " + windowTitle);
}
/*
* Debug.WriteLine("----");
* Debug.WriteLine("hWinEventHook:" + hWinEventHook);
* Debug.WriteLine("eventType:"+eventName);
* Debug.WriteLine("hwnd:" + hwnd);
* Debug.WriteLine("title:" + GetCurrentWindowTitle(hwnd));
* Debug.WriteLine("idObject:" + idObject);
* Debug.WriteLine("idChild:" + idChild);
* Debug.WriteLine("dwEventThread:" + dwEventThread);
* Debug.WriteLine("dwmsEventTime:" + dwmsEventTime);
*/
}
public override void HookProcedure(IntPtr hWinEventHook, uint eventType, IntPtr hWnd, int idObject, int idChild, uint dwEventThread, uint dwmsEventTime)
{
var eventName = EventMapConverter.CodeToName((int)eventType);
if ((uint)idObject != OBJID_WINDOW)
{
return;
}
if (eventName == EventName.UNKNOWN)
{
return;
}
var needleWindowInfo = new WindowInfoWithHandle(hWnd);
var windowLong = GetWindowLong(hWnd, GWL_STYLE);
var windowLongString = windowLong.ToString("x8");
var windowTitle = needleWindowInfo.windowTitle;
if (windowLong == 0 ||
((windowLong & WS_POPUP) == WS_POPUP) ||
((windowLong & WS_CHILD) == WS_CHILD))
{
return;
}
var contains = this.windowInfos.Contains(needleWindowInfo);
var processId = needleWindowInfo.ComputeProcessId();
Logger.DebugWindowInfo($"{eventName} : ProcessId={processId}, Contains={contains}", needleWindowInfo);
if (!this.windowInfos.Contains(needleWindowInfo))
{
if (this.IsValidWindow(needleWindowInfo, windowLong) &&
(eventName == EventName.EVENT_OBJECT_SHOW))
//eventName == EventName.EVENT_OBJECT_SHOW ||
//eventName == EventName.EVENT_OBJECT_NAMECHANGE))
{
Logger.WriteLine($"TraceWindows.HookProcedure OnAdd : ({hWnd}){windowTitle} : {windowLongString}");
this.windowInfos.Add(needleWindowInfo);
OnAddEvent(needleWindowInfo);
OnShowEvent(needleWindowInfo);
}
}
else
{
var windowInfo = this.windowInfos.Find(
(WindowInfoWithHandle wi) => { return(wi.windowHandle == needleWindowInfo.windowHandle); });
if (windowInfo == null)
{
return;
}
if (eventName == EventName.EVENT_OBJECT_DESTROY)
{
// Window がなくなった
Logger.WriteLine($"TraceWindows.HookProcedure OnDestroy : ({hWnd}){windowTitle} : {windowLongString}");
this.windowInfos.Remove(windowInfo);
OnRemoveEvent(windowInfo);
OnDestroyEvent(windowInfo);
}
else if (eventName == EventName.EVENT_OBJECT_HIDE)
{
// Window が HIDDEN
Logger.WriteLine($"TraceWindows.HookProcedure OnHide : ({hWnd}){windowTitle} : {windowLongString}");
this.windowInfos.Remove(windowInfo);
OnRemoveEvent(windowInfo);
OnHideEvent(windowInfo);
}
else if (eventName == EventName.EVENT_SYSTEM_MOVESIZESTART)
{
// Window がマウスでドラッグ開始
Logger.WriteLine($"TraceWindows.HookProcedure OnMouseDragStart : ({hWnd}){windowTitle} : {windowLongString}");
this.mouseDraggingWindowHandle = windowInfo;
OnMouseDragStartEvent(windowInfo);
}
else if (eventName == EventName.EVENT_SYSTEM_MOVESIZEEND)
{
// Window がマウスでドラッグ終了
if (this.mouseDraggingWindowHandle.Equals(windowInfo))
{
Logger.WriteLine($"TraceWindows.HookProcedure OnMouseDragEnd : ({hWnd}){windowTitle} : {windowLongString}");
this.mouseDraggingWindowHandle = null;
OnMouseDragEndEvent(windowInfo);
OnLocationChangeEvent(windowInfo);
}
}
else if (eventName == EventName.EVENT_OBJECT_LOCATIONCHANGE)
{
// ショートカットキーだけで場所移動
if (this.mouseDraggingWindowHandle == null)
{
Logger.WriteLine($"TraceWindows.HookProcedure OnLocationChange : ({hWnd}){windowTitle} : {windowLongString}");
OnLocationChangeEvent(windowInfo);
}
}
else if (eventName == EventName.EVENT_SYSTEM_FOREGROUND)
{
// Window がアクティヴになった
Logger.WriteLine($"TraceWindows.HookProcedure OnActivate : ({hWnd}){windowTitle} : {windowLongString}");
OnActivateEvent(windowInfo);
}
}
}