private Rect DrawToolbox(Rect rect, ITabsGroup tabsGroup, Action <object> changeValueCallback)
{
rect.height = EditorStyles.toolbar.fixedHeight;
GUIContent[] labels = tabsGroup.Tabs.Select(tab => tab.Label).ToArray();
int oldSelected = tabsGroup.Selected;
int selected = GUI.Toolbar(rect, oldSelected, labels);
if (selected != oldSelected)
{
ChangeValue(() =>
{
tabsGroup.Tabs[oldSelected].OnUnselect();
tabsGroup.Tabs[selected].OnSelected();
tabsGroup.Selected = selected;
EditorUtils.ResetKeyboardElementFocus();
return(tabsGroup);
},
() =>
{
tabsGroup.Tabs[selected].OnUnselect();
tabsGroup.Tabs[oldSelected].OnSelected();
tabsGroup.Selected = oldSelected;
EditorUtils.ResetKeyboardElementFocus();
return(tabsGroup);
},
changeValueCallback);
}
return(rect);
}
public override Rect Draw(Rect rect, object currentValue, Action <object> changeValueCallback, GUIContent label)
{
ITabsGroup tabsGroup = (ITabsGroup)currentValue;
// Draw tabs selector.
float tabsHeight = DrawToolbox(rect, tabsGroup, changeValueCallback).height;
// Get drawer for the object under the tab.
ITrainingDrawer tabValueDrawer = DrawerLocator.GetDrawerForValue(tabsGroup.Tabs[tabsGroup.Selected].GetValue(), typeof(object));
void ChangeValueCallback(object newValue)
{
tabsGroup.Tabs[tabsGroup.Selected].SetValue(newValue);
changeValueCallback(tabsGroup);
}
Rect tabValueRect = new Rect(rect.x, rect.y + tabsHeight, rect.width, 0);
// Draw the object under the tab.
rect.height = tabsHeight + tabValueDrawer.Draw(tabValueRect, tabsGroup.Tabs[tabsGroup.Selected].GetValue(), ChangeValueCallback, GUIContent.none).height;
return(rect);
}
