Activity *MouseFocusTracker::Click(uint /*button*/,
uint /*count*/,
int x, int y)
// ----------------------------------------------------------------------------
// Track focus when mouse click
// ----------------------------------------------------------------------------
{
uint current = ObjectAtPoint(x, widget->height() - y);
IFTRACE(widgets)
std::cerr << "MouseFocusTracker::Click Focus " << current << std::endl;
if (current != previous)
{
if (current > 0)
{
// Forward 'focus-in' to current item
widget->focusId = current;
}
else if (previous > 0)
{
// Forward 'focus-out' to previous item
widget->focusId = 0;
}
widget->updateGL();
}
previous = current;
return next;
}
void
ObjectView::MouseDown(BPoint point)
{
GLObject* object = NULL;
BMessage *msg = Window()->CurrentMessage();
uint32 buttons = msg->FindInt32("buttons");
object = reinterpret_cast<GLObject*>(fObjects.ItemAt(ObjectAtPoint(point)));
if (object != NULL){
if (buttons == B_PRIMARY_MOUSE_BUTTON || buttons == B_SECONDARY_MOUSE_BUTTON) {
fTrackingInfo.pickedObject = object;
fTrackingInfo.buttons = buttons;
fTrackingInfo.isTracking = true;
fTrackingInfo.lastX = point.x;
fTrackingInfo.lastY = point.y;
fTrackingInfo.lastDx = 0.0f;
fTrackingInfo.lastDy = 0.0f;
fTrackingInfo.pickedObject->Spin(0.0f, 0.0f);
SetMouseEventMask(B_POINTER_EVENTS,
B_LOCK_WINDOW_FOCUS | B_NO_POINTER_HISTORY);
BCursor grabbingCursor(B_CURSOR_ID_GRABBING);
SetViewCursor(&grabbingCursor);
} else {
ConvertToScreen(&point);
object->MenuInvoked(point);
}
}
}
void
ObjectView::MouseMoved(BPoint point, uint32 transit, const BMessage *msg)
{
if (fTrackingInfo.isTracking && fTrackingInfo.pickedObject != NULL) {
float dx = point.x - fTrackingInfo.lastX;
float dy = point.y - fTrackingInfo.lastY;
fTrackingInfo.lastX = point.x;
fTrackingInfo.lastY = point.y;
if (fTrackingInfo.buttons == B_PRIMARY_MOUSE_BUTTON) {
fTrackingInfo.pickedObject->Spin(0.0f, 0.0f);
fTrackingInfo.pickedObject->RotateWorldSpace(dx,dy);
fTrackingInfo.lastDx = dx;
fTrackingInfo.lastDy = dy;
setEvent(drawEvent);
} else if (fTrackingInfo.buttons == B_SECONDARY_MOUSE_BUTTON) {
float xinc = (dx * 2 * displayScale / Bounds().Width());
float yinc = (-dy * 2 * displayScale / Bounds().Height());
float zinc = 0;
if (fPersp) {
zinc = yinc * (fTrackingInfo.pickedObject->z / displayScale);
xinc *= -(fTrackingInfo.pickedObject->z * 4 / zRatio);
yinc *= -(fTrackingInfo.pickedObject->z * 4 / zRatio);
}
fTrackingInfo.pickedObject->x += xinc;
if (modifiers() & B_SHIFT_KEY)
fTrackingInfo.pickedObject->z += zinc;
else
fTrackingInfo.pickedObject->y += yinc;
fForceRedraw = true;
setEvent(drawEvent);
}
} else {
void* object = fObjects.ItemAt(ObjectAtPoint(point));
BCursor cursor(object != NULL
? B_CURSOR_ID_GRAB : B_CURSOR_ID_SYSTEM_DEFAULT);
SetViewCursor(&cursor);
}
}
Activity *MouseFocusTracker::MouseMove(int x, int y, bool active)
// ----------------------------------------------------------------------------
// Track focus as mouse moves
// ----------------------------------------------------------------------------
{
if (active)
return next;
IFTRACE(widgets)
std::cerr << "MouseFocusTracker::MouseMove " << x << ", " << y
<< std::endl;
uint current = ObjectAtPoint(x, widget->height() - y);
widget->shapeAction("mouseover", current, x, y);
previous = current;
return next;
}
