internal static bool HandleEvent(IntPtr callref, IntPtr eventref, IntPtr handle, uint kind, ref MSG msg)
{
Control control;
DataObject data;
DragEventArgs drag_event;
DragDropEffects allowed;
QDPoint point = new QDPoint();
UInt32 actions = 0;
IntPtr dragref = IntPtr.Zero;
Hwnd hwnd = Hwnd.ObjectFromHandle(handle);
if (hwnd == null || hwnd.Handle != handle)
{
return(false);
}
GetEventParameter(eventref, kEventParamDragRef, typeDragRef, IntPtr.Zero, (uint)Marshal.SizeOf(typeof(IntPtr)), IntPtr.Zero, ref dragref);
XplatUICarbon.GetGlobalMouse(ref point);
GetDragAllowableActions(dragref, ref actions);
control = Control.FromHandle(hwnd.Handle);
allowed = DragActionsToEffects(actions);
data = DragToDataObject(dragref);
drag_event = new DragEventArgs(data, 0, point.x, point.y, allowed, DragDropEffects.None);
switch (kind)
{
case ControlHandler.kEventControlDragEnter:
{
bool accept = control.AllowDrop;
SetEventParameter(eventref, ControlHandler.kEventParamControlLikesDrag, ControlHandler.typeBoolean, (uint)Marshal.SizeOf(typeof(bool)), ref accept);
control.DndEnter(drag_event);
effects = drag_event.Effect;
return(false);
}
case ControlHandler.kEventControlDragWithin:
control.DndOver(drag_event);
effects = drag_event.Effect;
break;
case ControlHandler.kEventControlDragLeave:
control.DndLeave(drag_event);
break;
case ControlHandler.kEventControlDragReceive:
control.DndDrop(drag_event);
break;
}
return(true);
}
internal static bool HandleEvent (IntPtr callref, IntPtr eventref, IntPtr handle, uint kind, ref MSG msg) {
Control control;
DataObject data;
DragEventArgs drag_event;
DragDropEffects allowed;
QDPoint point = new QDPoint ();
UInt32 actions = 0;
IntPtr dragref = IntPtr.Zero;
Hwnd hwnd = Hwnd.ObjectFromHandle (handle);
if (hwnd == null || hwnd.Handle != handle)
return false;
GetEventParameter (eventref, kEventParamDragRef, typeDragRef, IntPtr.Zero, (uint) Marshal.SizeOf (typeof (IntPtr)), IntPtr.Zero, ref dragref);
XplatUICarbon.GetGlobalMouse (ref point);
GetDragAllowableActions (dragref, ref actions);
control = Control.FromHandle (hwnd.Handle);
allowed = DragActionsToEffects (actions);
data = DragToDataObject (dragref);
drag_event = new DragEventArgs (data, 0, point.x, point.y, allowed, DragDropEffects.None);
switch (kind) {
case ControlHandler.kEventControlDragEnter: {
bool accept = control.AllowDrop;
SetEventParameter (eventref, ControlHandler.kEventParamControlLikesDrag, ControlHandler.typeBoolean, (uint)Marshal.SizeOf (typeof (bool)), ref accept);
control.DndEnter (drag_event);
effects = drag_event.Effect;
return false;
}
case ControlHandler.kEventControlDragWithin:
control.DndOver (drag_event);
effects = drag_event.Effect;
break;
case ControlHandler.kEventControlDragLeave:
control.DndLeave (drag_event);
break;
case ControlHandler.kEventControlDragReceive:
control.DndDrop (drag_event);
break;
}
return true;
}
public bool ProcessEvent(IntPtr callref, IntPtr eventref, IntPtr handle, uint kind, ref MSG msg)
{
QDPoint qdpoint = new QDPoint();
CGPoint point = new CGPoint();
Rect window_bounds = new Rect();
IntPtr view_handle = IntPtr.Zero;
IntPtr window_handle = IntPtr.Zero;
bool client = true;
ushort button = 0;
Hwnd hwnd;
GetEventParameter(eventref, kEventParamMouseLocation, typeQDPoint, IntPtr.Zero, (uint)Marshal.SizeOf(typeof(QDPoint)), IntPtr.Zero, ref qdpoint);
GetEventParameter(eventref, kEventParamMouseButton, typeMouseButton, IntPtr.Zero, (uint)Marshal.SizeOf(typeof(ushort)), IntPtr.Zero, ref button);
if (button == 1 && ((Driver.ModifierKeys & Keys.Control) != 0))
{
button = 2;
}
point.x = qdpoint.x;
point.y = qdpoint.y;
if (FindWindow(qdpoint, ref window_handle) == 5)
{
return(true);
}
GetWindowBounds(handle, 33, ref window_bounds);
HIViewFindByID(HIViewGetRoot(handle), new HIViewID(EventHandler.kEventClassWindow, 1), ref window_handle);
point.x -= window_bounds.left;
point.y -= window_bounds.top;
HIViewGetSubviewHit(window_handle, ref point, true, ref view_handle);
HIViewConvertPoint(ref point, window_handle, view_handle);
hwnd = Hwnd.ObjectFromHandle(view_handle);
if (hwnd != null)
{
client = (hwnd.ClientWindow == view_handle ? true : false);
}
if (XplatUICarbon.Grab.Hwnd != IntPtr.Zero)
{
hwnd = Hwnd.ObjectFromHandle(XplatUICarbon.Grab.Hwnd);
client = true;
}
if (hwnd == null)
{
return(true);
}
if (client)
{
qdpoint.x = (short)point.x;
qdpoint.y = (short)point.y;
Driver.ScreenToClient(hwnd.Handle, ref qdpoint);
}
else
{
point.x = qdpoint.x;
point.y = qdpoint.y;
}
msg.hwnd = hwnd.Handle;
msg.lParam = (IntPtr)((ushort)point.y << 16 | (ushort)point.x);
switch (kind)
{
case kEventMouseDown:
UpdateMouseState(button, true);
msg.message = (client ? Msg.WM_MOUSEMOVE : Msg.WM_NCMOUSEMOVE) + ((button - 1) * 3) + 1;
msg.wParam = Driver.GetMousewParam(0);
if (ClickPending.Pending && (((DateTime.Now.Ticks - ClickPending.Time) < DoubleClickInterval) && (msg.hwnd == ClickPending.Hwnd) && (msg.wParam == ClickPending.wParam) && (msg.lParam == ClickPending.lParam) && (msg.message == ClickPending.Message)))
{
msg.message = (client ? Msg.WM_MOUSEMOVE : Msg.WM_NCMOUSEMOVE) + ((button - 1) * 3) + 3;
ClickPending.Pending = false;
}
else
{
ClickPending.Pending = true;
ClickPending.Hwnd = msg.hwnd;
ClickPending.Message = msg.message;
ClickPending.wParam = msg.wParam;
ClickPending.lParam = msg.lParam;
ClickPending.Time = DateTime.Now.Ticks;
}
break;
case kEventMouseUp:
UpdateMouseState(button, false);
msg.message = (client ? Msg.WM_MOUSEMOVE : Msg.WM_NCMOUSEMOVE) + ((button - 1) * 3) + 2;
msg.wParam = Driver.GetMousewParam(0);
break;
case kEventMouseDragged:
case kEventMouseMoved:
if (XplatUICarbon.Grab.Hwnd == IntPtr.Zero)
{
IntPtr ht = IntPtr.Zero;
if (client)
{
ht = (IntPtr)HitTest.HTCLIENT;
NativeWindow.WndProc(msg.hwnd, Msg.WM_SETCURSOR, msg.hwnd, (IntPtr)HitTest.HTCLIENT);
}
else
{
ht = (IntPtr)NativeWindow.WndProc(hwnd.client_window, Msg.WM_NCHITTEST, IntPtr.Zero, msg.lParam).ToInt32();
NativeWindow.WndProc(hwnd.client_window, Msg.WM_SETCURSOR, msg.hwnd, ht);
}
}
msg.message = (client ? Msg.WM_MOUSEMOVE : Msg.WM_NCMOUSEMOVE);
msg.wParam = Driver.GetMousewParam(0);
break;
case kEventMouseWheelMoved:
case kEventMouseScroll:
UInt16 axis = 0;
Int32 delta = 0;
GetEventParameter(eventref, kEventParamMouseWheelAxis, typeMouseWheelAxis, IntPtr.Zero, (uint)Marshal.SizeOf(typeof(UInt16)), IntPtr.Zero, ref axis);
GetEventParameter(eventref, kEventParamMouseWheelDelta, typeLongInteger, IntPtr.Zero, (uint)Marshal.SizeOf(typeof(Int32)), IntPtr.Zero, ref delta);
if (axis == kEventMouseWheelAxisY)
{
msg.hwnd = XplatUICarbon.FocusWindow;
msg.message = Msg.WM_MOUSEWHEEL;
msg.wParam = Driver.GetMousewParam(delta * 40);
return(true);
}
break;
default:
return(false);
}
Driver.mouse_position.X = (int)point.x;
Driver.mouse_position.Y = (int)point.y;
return(true);
}
internal static extern short FindWindow(QDPoint point, ref IntPtr handle);
static extern int GetEventParameter(IntPtr eventref, uint name, uint type, IntPtr outtype, uint size, IntPtr outsize, ref QDPoint data);
internal override void GetCursorPos(IntPtr handle, out int x, out int y) {
Carbon.QDPoint pt = new Carbon.QDPoint ();
GetGlobalMouse (ref pt);
x = pt.x;
y = pt.y;
}
public bool ProcessEvent (IntPtr callref, IntPtr eventref, IntPtr handle, uint kind, ref MSG msg) {
QDPoint qdpoint = new QDPoint ();
CGPoint point = new CGPoint ();
Rect window_bounds = new Rect ();
IntPtr view_handle = IntPtr.Zero;
IntPtr window_handle = IntPtr.Zero;
bool client = true;
ushort button = 0;
Hwnd hwnd;
GetEventParameter (eventref, kEventParamMouseLocation, typeQDPoint, IntPtr.Zero, (uint)Marshal.SizeOf (typeof (QDPoint)), IntPtr.Zero, ref qdpoint);
GetEventParameter (eventref, kEventParamMouseButton, typeMouseButton, IntPtr.Zero, (uint)Marshal.SizeOf (typeof (ushort)), IntPtr.Zero, ref button);
if (button == 1 && ((Driver.ModifierKeys & Keys.Control) != 0))
button = 2;
point.x = qdpoint.x;
point.y = qdpoint.y;
if (FindWindow (qdpoint, ref window_handle) == 5)
return true;
GetWindowBounds (handle, 33, ref window_bounds);
HIViewFindByID (HIViewGetRoot (handle), new HIViewID (EventHandler.kEventClassWindow, 1), ref window_handle);
point.x -= window_bounds.left;
point.y -= window_bounds.top;
HIViewGetSubviewHit (window_handle, ref point, true, ref view_handle);
HIViewConvertPoint (ref point, window_handle, view_handle);
hwnd = Hwnd.ObjectFromHandle (view_handle);
if (hwnd != null)
client = (hwnd.ClientWindow == view_handle ? true : false);
if (XplatUICarbon.Grab.Hwnd != IntPtr.Zero) {
hwnd = Hwnd.ObjectFromHandle (XplatUICarbon.Grab.Hwnd);
client = true;
}
if (hwnd == null)
return true;
if (client) {
qdpoint.x = (short) point.x;
qdpoint.y = (short) point.y;
Driver.ScreenToClient (hwnd.Handle, ref qdpoint);
} else {
point.x = qdpoint.x;
point.y = qdpoint.y;
}
msg.hwnd = hwnd.Handle;
msg.lParam = (IntPtr) ((ushort) point.y << 16 | (ushort) point.x);
switch (kind) {
case kEventMouseDown:
UpdateMouseState (button, true);
msg.message = (client ? Msg.WM_MOUSEMOVE : Msg.WM_NCMOUSEMOVE) + ((button - 1) * 3) + 1;
msg.wParam = Driver.GetMousewParam (0);
if (ClickPending.Pending && (((DateTime.Now.Ticks - ClickPending.Time) < DoubleClickInterval) && (msg.hwnd == ClickPending.Hwnd) && (msg.wParam == ClickPending.wParam) && (msg.lParam == ClickPending.lParam) && (msg.message == ClickPending.Message))) {
msg.message = (client ? Msg.WM_MOUSEMOVE : Msg.WM_NCMOUSEMOVE) + ((button - 1) * 3) + 3;
ClickPending.Pending = false;
} else {
ClickPending.Pending = true;
ClickPending.Hwnd = msg.hwnd;
ClickPending.Message = msg.message;
ClickPending.wParam = msg.wParam;
ClickPending.lParam = msg.lParam;
ClickPending.Time = DateTime.Now.Ticks;
}
break;
case kEventMouseUp:
UpdateMouseState (button, false);
msg.message = (client ? Msg.WM_MOUSEMOVE : Msg.WM_NCMOUSEMOVE) + ((button - 1) * 3) + 2;
msg.wParam = Driver.GetMousewParam (0);
break;
case kEventMouseDragged:
case kEventMouseMoved:
if (XplatUICarbon.Grab.Hwnd == IntPtr.Zero) {
IntPtr ht = IntPtr.Zero;
if (client) {
ht = (IntPtr) HitTest.HTCLIENT;
NativeWindow.WndProc(msg.hwnd, Msg.WM_SETCURSOR, msg.hwnd, (IntPtr)HitTest.HTCLIENT);
} else {
ht = (IntPtr) NativeWindow.WndProc (hwnd.client_window, Msg.WM_NCHITTEST, IntPtr.Zero, msg.lParam).ToInt32 ();
NativeWindow.WndProc(hwnd.client_window, Msg.WM_SETCURSOR, msg.hwnd, ht);
}
}
msg.message = (client ? Msg.WM_MOUSEMOVE : Msg.WM_NCMOUSEMOVE);
msg.wParam = Driver.GetMousewParam (0);
break;
case kEventMouseWheelMoved:
case kEventMouseScroll:
UInt16 axis = 0;
Int32 delta = 0;
GetEventParameter (eventref, kEventParamMouseWheelAxis, typeMouseWheelAxis, IntPtr.Zero, (uint)Marshal.SizeOf (typeof (UInt16)), IntPtr.Zero, ref axis);
GetEventParameter (eventref, kEventParamMouseWheelDelta, typeLongInteger, IntPtr.Zero, (uint)Marshal.SizeOf (typeof (Int32)), IntPtr.Zero, ref delta);
if (axis == kEventMouseWheelAxisY) {
msg.hwnd = XplatUICarbon.FocusWindow;
msg.message = Msg.WM_MOUSEWHEEL;
msg.wParam = Driver.GetMousewParam (delta*40);
return true;
}
break;
default:
return false;
}
Driver.mouse_position.X = (int) point.x;
Driver.mouse_position.Y = (int) point.y;
return true;
}
internal static extern short FindWindow (QDPoint point, ref IntPtr handle);
static extern int GetEventParameter (IntPtr eventref, uint name, uint type, IntPtr outtype, uint size, IntPtr outsize, ref QDPoint data);