C++ (Cpp) PositionMarkerAt示例

示例#1

文件： ColorField.cpp 项目： diversys/Colors

void
ColorField::MouseMoved(BPoint where, uint32 code, const BMessage* message)
{
	if (message != NULL || !fMouseDown) {
		BView::MouseMoved(where, code, message);
		return;
	}

	PositionMarkerAt(where);
	Invoke();
}

示例#2

文件： ColorField.cpp 项目： diversys/Colors

void
ColorField::MouseDown(BPoint where)
{
	Window()->Activate();

	fMouseDown = true;
	SetMouseEventMask(B_POINTER_EVENTS,
		B_SUSPEND_VIEW_FOCUS | B_LOCK_WINDOW_FOCUS);
	PositionMarkerAt(where);
	Invoke();
}

示例#3

文件： ColorField.cpp 项目： AmirAbrams/haiku

// MouseMoved
void
ColorField::MouseMoved(BPoint where, uint32 transit,
	const BMessage* dragMessage)
{
	if (dragMessage != NULL || !fMouseDown ) {
		BView::MouseMoved(where, transit, dragMessage);
		return;
	}

	PositionMarkerAt(where);
	Invoke();
}

示例#4

文件： ColorField.cpp 项目： AmirAbrams/haiku

// MouseDown
void
ColorField::MouseDown(BPoint where)
{
	fMouseDown = true;
	SetMouseEventMask(B_POINTER_EVENTS,
		B_SUSPEND_VIEW_FOCUS | B_LOCK_WINDOW_FOCUS);
	PositionMarkerAt(where);

	if (Message() != NULL) {
		BMessage message(*Message());
		message.AddBool("begin", true);
		Invoke(&message);
	} else
		Invoke();
}