ViseraTabPage AddPage()
{
var page = new ViseraTabPage();
_pages.Add(page);
_pageIndex = _pages.Count - 1;
return(page);
}
void OnGUI()
{
Helper.WindowWidth = position.width;
EditorGUILayout.BeginHorizontal(EditorStyles.toolbar);
bool middleDown = false;
if (Event.current.type == EventType.MouseUp)
{
if (Event.current.button == 2)
{
middleDown = true;
}
}
float windowWidth = Helper.WindowWidth;
float sumWidth = 0;
for (int i = 0; i < _pages.Count; ++i)
{
var p = _pages[i];
var title = new GUIContent(p.target == null ? "Blank" : p.target.name);
var w = EditorStyles.toolbarButton.CalcSize(title).x;
if (sumWidth + w * 0.7f > windowWidth)
{
GUILayout.FlexibleSpace();
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal(EditorStyles.toolbar);
sumWidth = 0;
}
sumWidth += w;
var b = GUILayout.Toggle(i == _pageIndex, title, EditorStyles.toolbarButton);
if (b)
{
_pageIndex = i;
}
}
if (middleDown & _pages.Count > 1)
{
_pages.RemoveAt(_pageIndex);
if (_pageIndex >= _pages.Count)
{
_pageIndex = _pages.Count - 1;
}
}
var titlePlus = new GUIContent("[+]");
var wPlus = EditorStyles.toolbarButton.CalcSize(titlePlus).x;
if (sumWidth + wPlus * 0.7f > windowWidth)
{
GUILayout.FlexibleSpace();
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal(EditorStyles.toolbar);
sumWidth = 0;
}
if (GUILayout.Button(titlePlus, EditorStyles.toolbarButton))
{
ViseraTabPage found = null;
for (int i = 0; i < _pages.Count; ++i)
{
var p = _pages[i];
if (p.target == Selection.activeObject)
{
found = p;
break;
}
}
var page = AddPage();
if (found == null)
{
page.Select();
}
}
GUILayout.FlexibleSpace();
EditorGUILayout.EndHorizontal();
_pages[_pageIndex].OnGUI();
}
