void
MainWindow::MakeEmpty(void)
{
while (fListView->CountItems())
{
ObjectItem *item = (ObjectItem*)fListView->RemoveItem(0L);
if (item)
{
delete item->GetObject();
delete item;
}
}
}
void
MainWindow::UpdateFloaters(void)
{
ObjectItem *item = dynamic_cast<ObjectItem*>(fListView->FullListItemAt(
fListView->FullListCurrentSelection()));
FloaterBroker *broker = FloaterBroker::GetInstance();
broker->DetachAllFloaters();
if (item)
{
PView *view = dynamic_cast<PView*>(item->GetObject());
broker->AttachAllFloaters(view);
}
}
void
MainWindow::UpdateProperties(void)
{
int32 selection = fListView->FullListCurrentSelection();
BMessenger msgr(fPropertyWin);
BMessage msg(M_SET_OBJECT);
if (selection < 0)
{
// If there is no selection, we empty the property window. 0 is a built-in invalid
// object handle, just like NULL is an invalid pointer.
msg.AddInt64("id",0);
}
else
{
ObjectItem *item = dynamic_cast<ObjectItem*>(fListView->FullListItemAt(selection));
PObject *obj = item->GetObject();
msg.AddInt64("id",obj->GetID());
}
msgr.SendMessage(&msg);
}
void
MainWindow::AddControl(const BString &type)
{
if (type.CountChars() < 1)
return;
PObjectBroker *broker = PObjectBroker::GetBrokerInstance();
PObject *pobj = broker->MakeObject(type.String());
if (!pobj || !pobj->UsesInterface("PView"))
return;
PView *pview = dynamic_cast<PView*>(pobj);
if (!pview)
return;
BString name(pview->GetType());
name << pview->GetID();
pview->AddProperty(new StringProperty("Name",name.String(),"The name for this view"),0,0);
if (pview->GetType().Compare("PTextControl") == 0)
{
// Create each text control with some more useful defaults for the GUI
pview->SetStringProperty("Text", "Text");
pview->SetStringProperty("Label", "Label");
PArgs in, out;
pview->RunMethod("SetPreferredDivider", in.ListRef(), out.ListRef());
}
FloatValue pw, ph;
pview->GetProperty("PreferredWidth", &pw);
pview->GetProperty("PreferredHeight", &ph);
if (*pw.value > 0.0)
pview->SetFloatProperty("Width",*pw.value);
else
pview->SetFloatProperty("Width",100);
if (*ph.value > 0.0)
pview->SetFloatProperty("Height",*ph.value);
else
pview->SetFloatProperty("Height",100);
// If we have a PWindow selected in the window, we will add the view as a child of the
// selected window. If there is no selection, we will add the item at the end with no
// parent
ObjectItem *item = new ObjectItem(pview);
int32 selection = fListView->FullListCurrentSelection();
if (selection < 0)
fListView->AddItem(item);
ObjectItem *oitem = dynamic_cast<ObjectItem*>(fListView->FullListItemAt(selection));
if (!oitem)
return;
PWindow *pwin = dynamic_cast<PWindow*>(oitem->GetObject());
if (pwin)
{
PArgs args,out;
if (pview->GetType().Compare("PView") == 0 &&
pwin->RunMethod("CountChildren",args.ListRef(),out.ListRef()) == B_OK)
{
int32 count;
if (out.FindInt32("count",&count) == B_OK && count == 0)
{
float winWidth, winHeight;
pwin->GetFloatProperty("Width",winWidth);
pwin->GetFloatProperty("Height",winHeight);
pview->SetFloatProperty("Width",winWidth);
pview->SetFloatProperty("Height",winHeight);
pview->SetIntProperty("HResizingMode",RESIZE_BOTH);
pview->SetIntProperty("VResizingMode",RESIZE_BOTH);
}
pview->SetColorProperty("BackColor",ui_color(B_PANEL_BACKGROUND_COLOR));
}
args.AddInt64("id",item->GetObject()->GetID());
if (pwin->RunMethod("AddChild", args.ListRef(), out.ListRef()) == B_OK)
fListView->AddUnder(item,oitem);
else
fListView->AddItem(item);
}
else
{
if (oitem->GetObject()->UsesInterface("PView"))
{
PView *parent = dynamic_cast<PView*>(oitem->GetObject());
PArgs args,out;
args.AddInt64("id",item->GetObject()->GetID());
if(parent->RunMethod("AddChild", args.ListRef(), out.ListRef()) == B_OK)
fListView->AddUnder(item,oitem);
else
fListView->AddItem(item);
}
else
{
// Not a view or window, so just add it on at the end
fListView->AddItem(item);
}
}
pview->ConnectEvent("FocusChanged", PViewFocusChanged);
pview->ConnectEvent("MouseDown", PViewMouseDown);
pview->SetMsgHandler(M_FLOATER_ACTION, PViewHandleFloaterMsg);
pview->SetBoolProperty("Focus", true);
fListView->Select(fListView->FullListIndexOf(item));
}
void
MainWindow::MessageReceived(BMessage *msg)
{
switch (msg->what)
{
case M_ADD_WINDOW:
{
AddWindow();
break;
}
case M_ADD_CONTROL:
{
BString type;
msg->FindString("type",&type);
if (type.ICompare("PWindow") == 0)
AddWindow();
else
AddControl(type);
break;
}
case M_REMOVE_SELECTED:
{
int32 index = fListView->CurrentSelection();
fListView->Deselect(index);
UpdateProperties();
ObjectItem *item = (ObjectItem*)fListView->RemoveItem(index);
if (item)
{
PObject *obj = item->GetObject();
delete item;
delete obj;
}
break;
}
case M_TOGGLE_PROPERTY_WIN:
{
if (fPropertyWin->IsHidden())
fPropertyWin->Show();
else
fPropertyWin->Hide();
break;
}
case M_OBJECT_SELECTED:
{
UpdateFloaters();
UpdateProperties();
break;
}
case M_ACTIVATE_OBJECT:
{
uint64 id;
if (msg->FindInt64("id",(int64*)&id) != B_OK)
break;
for (int32 i = 0; i < fListView->CountItems(); i++)
{
ObjectItem *item = (ObjectItem*) fListView->ItemAt(i);
if (item->GetObject()->GetID() == id)
{
fListView->Select(i);
break;
}
}
break;
}
case M_UPDATE_PROPERTY_EDITOR:
{
fPropertyWin->PostMessage(msg);
break;
}
default:
{
BWindow::MessageReceived(msg);
break;
}
}
}