private void OnUndo()
{
settings = ((DynamicPanelsCanvas)target).Internal;
selectedAnchoredPanel = settings.InitialPanelsAnchored;
selectedAnchoredPanelTabs = selectedAnchoredPanel.panel.tabs;
}
private void OnEnable()
{
settings = ((DynamicPanelsCanvas)target).Internal;
reorderableLists = new List <ReorderableList>();
selectedAnchoredPanel = settings.InitialPanelsAnchored;
minimumFreeSpace = serializedObject.FindProperty("minimumFreeSpace");
panelResizableAreaLength = serializedObject.FindProperty("m_panelResizableAreaLength");
canvasAnchorZoneLength = serializedObject.FindProperty("m_canvasAnchorZoneLength");
panelAnchorZoneLength = serializedObject.FindProperty("m_panelAnchorZoneLength");
Undo.undoRedoPerformed -= OnUndo;
Undo.undoRedoPerformed += OnUndo;
}
private void OnEnable()
{
settings = ((DynamicPanelsCanvas)target).Internal;
reorderableLists = new List <ReorderableList>();
selectedAnchoredPanel = settings.InitialPanelsAnchored;
selectedAnchoredPanelTabs = selectedAnchoredPanel.panel.tabs;
leaveFreeSpace = serializedObject.FindProperty("m_leaveFreeSpace");
minimumFreeSpace = serializedObject.FindProperty("minimumFreeSpace");
panelResizableAreaLength = serializedObject.FindProperty("m_panelResizableAreaLength");
canvasAnchorZoneLength = serializedObject.FindProperty("m_canvasAnchorZoneLength");
panelAnchorZoneLength = serializedObject.FindProperty("m_panelAnchorZoneLength");
showIDs = EditorPrefs.GetBool(SHOW_IDS_PREF, false);
Undo.undoRedoPerformed -= OnUndo;
Undo.undoRedoPerformed += OnUndo;
}
private bool RemoveAnchoredPanel(DynamicPanelsCanvas.AnchoredPanelProperties root, DynamicPanelsCanvas.AnchoredPanelProperties panel)
{
for (int i = 0; i < root.subPanels.Count; i++)
{
if (root.subPanels[i] == panel)
{
Undo.IncrementCurrentGroup();
Undo.RecordObject((DynamicPanelsCanvas)target, "Remove Panel");
DynamicPanelsCanvas.AnchoredPanelProperties replacementPanel = null;
if (panel.subPanels.Count > 0)
{
replacementPanel = panel.subPanels[panel.subPanels.Count - 1];
panel.subPanels.RemoveAt(panel.subPanels.Count - 1);
if (replacementPanel != null)
{
replacementPanel.anchorDirection = panel.anchorDirection;
replacementPanel.subPanels.InsertRange(0, panel.subPanels);
}
}
if (replacementPanel == null)
{
root.subPanels.RemoveAt(i);
}
else
{
root.subPanels[i] = replacementPanel;
}
justClickedAnchoredPanel = settings.InitialPanelsAnchored;
return(true);
}
else if (RemoveAnchoredPanel(root.subPanels[i], panel))
{
return(true);
}
}
return(false);
}
public override void OnInspectorGUI()
{
if (anchoredPanelGUIStyle == null)
{
anchoredPanelGUIStyle = new GUIStyle("box")
{
alignment = TextAnchor.MiddleCenter,
clipping = TextClipping.Clip
};
}
if (justClickedAnchoredPanel != null && Event.current.type == EventType.Layout)
{
selectedAnchoredPanel = justClickedAnchoredPanel;
selectedAnchoredPanelTabs = selectedAnchoredPanel.panel.tabs;
justClickedAnchoredPanel = null;
}
serializedObject.Update();
reorderableListIndex = 0;
bool multiObjectEditing = targets.Length > 1;
bool guiEnabled = !EditorApplication.isPlaying || AssetDatabase.Contains(((DynamicPanelsCanvas)serializedObject.targetObject).gameObject);
GUI.enabled = guiEnabled;
GUILayout.BeginVertical();
EditorGUILayout.LabelField("= Properties =", EditorStyles.boldLabel);
EditorGUILayout.PropertyField(leaveFreeSpace);
EditorGUI.indentLevel++;
GUI.enabled = guiEnabled && leaveFreeSpace.boolValue;
EditorGUILayout.PropertyField(minimumFreeSpace);
EditorGUILayout.PropertyField(freeSpaceTargetTransform);
GUI.enabled = guiEnabled;
EditorGUI.indentLevel--;
EditorGUILayout.PropertyField(preventDetachingLastDockedPanel);
EditorGUILayout.PropertyField(panelResizableAreaLength);
EditorGUILayout.PropertyField(canvasAnchorZoneLength);
EditorGUILayout.PropertyField(panelAnchorZoneLength);
GUILayout.Space(10f);
EditorGUILayout.LabelField("= Free Panels =", EditorStyles.boldLabel);
if (multiObjectEditing)
{
GUILayout.Label("Multi-object editing not supported");
}
else if (!guiEnabled)
{
GUILayout.Label("Can't edit in Play mode");
}
else
{
List <DynamicPanelsCanvas.PanelProperties> initialPanelsUnanchored = settings.InitialPanelsUnanchored;
int selectedReorderableListIndex = -1;
for (int i = 0; i < initialPanelsUnanchored.Count; i++)
{
if (DrawReorderableListFor(initialPanelsUnanchored[i]))
{
selectedReorderableListIndex = i;
}
if (i < initialPanelsUnanchored.Count - 1)
{
// Draw a horizontal line to separate the panels
GUILayout.Space(5f);
GUILayout.Box(GUIContent.none, GUILayout.ExpandWidth(true), GUILayout.Height(2f));
}
GUILayout.Space(5f);
}
GUILayout.BeginHorizontal();
if (GUILayout.Button("Add New", GUILayout.Height(1.35f * EditorGUIUtility.singleLineHeight)))
{
Undo.IncrementCurrentGroup();
Undo.RecordObject((DynamicPanelsCanvas)target, "Add Free Panel");
initialPanelsUnanchored.Add(new DynamicPanelsCanvas.PanelProperties());
}
if (selectedReorderableListIndex < 0)
{
GUI.enabled = false;
}
if (GUILayout.Button("Remove Selected", GUILayout.Height(1.35f * EditorGUIUtility.singleLineHeight)))
{
Undo.IncrementCurrentGroup();
Undo.RecordObject((DynamicPanelsCanvas)target, "Remove Free Panel");
initialPanelsUnanchored.RemoveAt(selectedReorderableListIndex);
}
GUI.enabled = guiEnabled;
GUILayout.EndHorizontal();
}
GUILayout.Space(13f);
EditorGUILayout.LabelField("= Docked Panels =", EditorStyles.boldLabel);
if (multiObjectEditing)
{
GUILayout.Label("Multi-object editing not supported");
}
else if (!guiEnabled)
{
GUILayout.Label("Can't edit in Play mode");
}
else
{
DynamicPanelsCanvas.AnchoredPanelProperties initialPanelsAnchored = settings.InitialPanelsAnchored;
Rect previewRect = EditorGUILayout.GetControlRect(false, ANCHORED_PANELS_PREVIEW_HEIGHT);
DrawAnchoredPanelsPreview(previewRect, initialPanelsAnchored);
if (selectedAnchoredPanel != null)
{
GUILayout.BeginVertical(EditorStyles.helpBox);
GUILayout.Space(5f);
EditorGUILayout.LabelField("Selected panel:", EditorStyles.boldLabel);
if (selectedAnchoredPanelTabs != settings.InitialPanelsAnchored.panel.tabs)
{
string initialSizeLabel = selectedAnchoredPanel.initialSize == Vector2.zero ? "Initial Size (not set):" : "Initial Size:";
EditorGUI.BeginChangeCheck();
Vector2 panelInitialSize = EditorGUILayout.Vector2Field(initialSizeLabel, selectedAnchoredPanel.initialSize);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject((DynamicPanelsCanvas)target, "Change Initial Size");
selectedAnchoredPanel.initialSize = panelInitialSize;
}
DrawReorderableListFor(selectedAnchoredPanel.panel);
}
else
{
GUILayout.Label("- nothing -");
}
Direction direction = ShowDirectionButtons("Dock new panel inside: ");
if (direction != Direction.None)
{
Undo.IncrementCurrentGroup();
Undo.RecordObject((DynamicPanelsCanvas)target, "Dock New Panel");
selectedAnchoredPanel.subPanels.Add(new DynamicPanelsCanvas.AnchoredPanelProperties()
{
anchorDirection = direction
});
}
if (selectedAnchoredPanelTabs != settings.InitialPanelsAnchored.panel.tabs)
{
GUILayout.Space(5f);
if (GUILayout.Button("Remove Selected", GUILayout.Height(1.35f * EditorGUIUtility.singleLineHeight)))
{
RemoveAnchoredPanel(settings.InitialPanelsAnchored, selectedAnchoredPanel);
}
}
GUILayout.EndVertical();
}
GUILayout.Space(6f);
Direction rootDirection = ShowDirectionButtons("Dock new panel to canvas: ");
if (rootDirection != Direction.None)
{
Undo.IncrementCurrentGroup();
Undo.RecordObject((DynamicPanelsCanvas)target, "Dock New Panel");
settings.InitialPanelsAnchored.subPanels.Insert(0, new DynamicPanelsCanvas.AnchoredPanelProperties()
{
anchorDirection = rootDirection
});
}
}
GUI.enabled = true;
GUILayout.EndVertical();
serializedObject.ApplyModifiedProperties();
}
private void DrawAnchoredPanelsPreview(Rect rect, DynamicPanelsCanvas.AnchoredPanelProperties props)
{
bool shouldDrawSelf = leaveFreeSpace.boolValue || props != settings.InitialPanelsAnchored || props.subPanels == null || props.subPanels.Count == 0;
if (props.subPanels != null && props.subPanels.Count > 0)
{
int horizontal = 1, vertical = 1;
for (int i = 0; i < props.subPanels.Count; i++)
{
Direction anchorDirection = props.subPanels[i].anchorDirection;
if (anchorDirection == Direction.Left || anchorDirection == Direction.Right)
{
horizontal++;
}
else
{
vertical++;
}
}
if (!shouldDrawSelf)
{
Direction anchorDirection = props.subPanels[props.subPanels.Count - 1].anchorDirection;
if (anchorDirection == Direction.Left || anchorDirection == Direction.Right)
{
if (horizontal > 1)
{
horizontal--;
}
}
else
{
if (vertical > 1)
{
vertical--;
}
}
}
float perWidth = rect.width / horizontal;
float perHeight = rect.height / vertical;
for (int i = 0; i < props.subPanels.Count; i++)
{
Rect subRect = new Rect(rect);
Direction anchorDirection = props.subPanels[i].anchorDirection;
if (anchorDirection == Direction.Left)
{
rect.x += perWidth;
rect.width -= perWidth;
subRect.width = perWidth;
}
else if (anchorDirection == Direction.Top)
{
rect.y += perHeight;
rect.height -= perHeight;
subRect.height = perHeight;
}
else if (anchorDirection == Direction.Right)
{
rect.width -= perWidth;
subRect.width = perWidth;
subRect.x = rect.xMax;
}
else
{
rect.height -= perHeight;
subRect.height = perHeight;
subRect.y = rect.yMax;
}
DrawAnchoredPanelsPreview(subRect, props.subPanels[i]);
}
}
if (!shouldDrawSelf)
{
return;
}
string label;
if (props == settings.InitialPanelsAnchored)
{
label = "Free space";
}
else
{
label = "Panel";
List <DynamicPanelsCanvas.PanelTabProperties> tabs = props.panel.tabs;
for (int i = 0; i < tabs.Count; i++)
{
if (!string.IsNullOrEmpty(tabs[i].tabLabel))
{
label = tabs[i].tabLabel;
break;
}
}
if (tabs.Count == 1)
{
label = string.Concat(label, "\n1 tab");
}
else
{
label = string.Concat(label, "\n", tabs.Count.ToString(), " tabs");
}
}
if (selectedAnchoredPanel == props)
{
Color guiColor = GUI.color;
GUI.color = Color.cyan;
GUI.Box(rect, label, anchoredPanelGUIStyle);
GUI.color = guiColor;
}
else
{
GUI.Box(rect, label, anchoredPanelGUIStyle);
}
int controlID = GUIUtility.GetControlID(FocusType.Passive);
Event ev = Event.current;
switch (ev.GetTypeForControl(controlID))
{
case EventType.MouseDown:
if (rect.Contains(ev.mousePosition) && ev.button == 0)
{
GUIUtility.hotControl = controlID;
justClickedAnchoredPanel = props;
}
break;
case EventType.MouseDrag:
if (GUIUtility.hotControl == controlID && props != settings.InitialPanelsAnchored)
{
GUIUtility.hotControl = 0;
// Credit: https://forum.unity.com/threads/editor-draganddrop-bug-system-needs-to-be-initialized-by-unity.219342/#post-1464056
DragAndDrop.PrepareStartDrag();
DragAndDrop.objectReferences = new Object[] { null };
DragAndDrop.SetGenericData("props", props);
DragAndDrop.StartDrag("AnchoredPanelProperties");
ev.Use();
}
break;
case EventType.MouseUp:
if (GUIUtility.hotControl == controlID)
{
GUIUtility.hotControl = 0;
}
break;
case EventType.DragPerform:
case EventType.DragUpdated:
if (props != settings.InitialPanelsAnchored && rect.Contains(ev.mousePosition))
{
DynamicPanelsCanvas.AnchoredPanelProperties drag = DragAndDrop.GetGenericData("props") as DynamicPanelsCanvas.AnchoredPanelProperties;
if (drag == null)
{
int i;
Object[] draggedObjects = DragAndDrop.objectReferences;
for (i = 0; i < draggedObjects.Length; i++)
{
if (draggedObjects[i] is GameObject || draggedObjects[i] is Component)
{
break;
}
}
if (i == draggedObjects.Length)
{
break;
}
}
DragAndDrop.visualMode = DragAndDropVisualMode.Move;
if (ev.type == EventType.DragPerform)
{
DragAndDrop.AcceptDrag();
if (drag != null)
{
Undo.IncrementCurrentGroup();
Undo.RecordObject((DynamicPanelsCanvas)target, "Swap Tabs");
DynamicPanelsCanvas.PanelProperties temp = props.panel;
props.panel = drag.panel;
drag.panel = temp;
}
else
{
Undo.IncrementCurrentGroup();
Undo.RecordObject((DynamicPanelsCanvas)target, "Add Tabs");
Object[] draggedObjects = DragAndDrop.objectReferences;
for (int i = 0; i < draggedObjects.Length; i++)
{
RectTransform transform;
if (draggedObjects[i] is GameObject)
{
transform = ((GameObject)draggedObjects[i]).transform as RectTransform;
}
else
{
transform = ((Component)draggedObjects[i]).transform as RectTransform;
}
if (transform != null)
{
if (props.panel.tabs.Find((tab) => tab.content == transform) == null)
{
props.panel.tabs.Add(new DynamicPanelsCanvas.PanelTabProperties()
{
content = transform
});
}
}
}
}
}
ev.Use();
}
break;
}
if (ev.isMouse && GUIUtility.hotControl == controlID)
{
ev.Use();
}
}
public override void OnInspectorGUI()
{
if (anchoredPanelGUIStyle == null)
{
anchoredPanelGUIStyle = new GUIStyle("box")
{
alignment = TextAnchor.MiddleCenter,
clipping = TextClipping.Clip
};
}
if (justClickedAnchoredPanel != null && Event.current.type == EventType.Layout)
{
selectedAnchoredPanel = justClickedAnchoredPanel;
justClickedAnchoredPanel = null;
}
serializedObject.Update();
reorderableListIndex = 0;
bool multiObjectEditing = targets.Length > 1;
bool guiEnabled = !EditorApplication.isPlaying || PrefabUtility.GetPrefabType(((DynamicPanelsCanvas)serializedObject.targetObject).gameObject) == PrefabType.Prefab;
GUI.enabled = guiEnabled;
GUILayout.BeginVertical();
EditorGUILayout.LabelField("= Properties =", EditorStyles.boldLabel);
EditorGUILayout.PropertyField(minimumFreeSpace);
EditorGUILayout.PropertyField(panelResizableAreaLength);
EditorGUILayout.PropertyField(canvasAnchorZoneLength);
EditorGUILayout.PropertyField(panelAnchorZoneLength);
GUILayout.Space(10f);
EditorGUILayout.LabelField("= Free Panels =", EditorStyles.boldLabel);
if (multiObjectEditing)
{
GUILayout.Label("Multi-object editing not supported");
}
else if (!guiEnabled)
{
GUILayout.Label("Can't edit in Play mode");
}
else
{
List <DynamicPanelsCanvas.PanelProperties> initialPanelsUnanchored = ((DynamicPanelsCanvas)target).Internal.InitialPanelsUnanchored;
int selectedReorderableListIndex = -1;
for (int i = 0; i < initialPanelsUnanchored.Count; i++)
{
if (DrawReorderableListFor(initialPanelsUnanchored[i]))
{
selectedReorderableListIndex = i;
}
GUILayout.Space(5f);
}
GUILayout.BeginHorizontal();
if (GUILayout.Button("Add New", GUILayout.Height(1.35f * EditorGUIUtility.singleLineHeight)))
{
Undo.IncrementCurrentGroup();
Undo.RecordObject((DynamicPanelsCanvas)target, "Add Free Panel");
initialPanelsUnanchored.Add(new DynamicPanelsCanvas.PanelProperties());
}
if (selectedReorderableListIndex < 0)
{
GUI.enabled = false;
}
if (GUILayout.Button("Remove Selected", GUILayout.Height(1.35f * EditorGUIUtility.singleLineHeight)))
{
Undo.IncrementCurrentGroup();
Undo.RecordObject((DynamicPanelsCanvas)target, "Remove Free Panel");
initialPanelsUnanchored.RemoveAt(selectedReorderableListIndex);
}
GUI.enabled = guiEnabled;
GUILayout.EndHorizontal();
}
GUILayout.Space(13f);
EditorGUILayout.LabelField("= Docked Panels =", EditorStyles.boldLabel);
if (multiObjectEditing)
{
GUILayout.Label("Multi-object editing not supported");
}
else if (!guiEnabled)
{
GUILayout.Label("Can't edit in Play mode");
}
else
{
DynamicPanelsCanvas.AnchoredPanelProperties initialPanelsAnchored = ((DynamicPanelsCanvas)target).Internal.InitialPanelsAnchored;
Rect previewRect = EditorGUILayout.GetControlRect(false, anchoredPanelsPreviewHeight);
DrawAnchoredPanelsPreview(previewRect, initialPanelsAnchored);
if (selectedAnchoredPanel != null)
{
GUILayout.BeginVertical(EditorStyles.helpBox);
GUILayout.Space(5f);
EditorGUILayout.LabelField("Selected panel:", EditorStyles.boldLabel);
if (selectedAnchoredPanel != settings.InitialPanelsAnchored)
{
DrawReorderableListFor(selectedAnchoredPanel.panel);
}
else
{
GUILayout.Label("- nothing -");
}
Direction direction = ShowDirectionButtons("Dock new panel inside: ");
if (direction != Direction.None)
{
Undo.IncrementCurrentGroup();
Undo.RecordObject((DynamicPanelsCanvas)target, "Dock New Panel");
selectedAnchoredPanel.subPanels.Add(new DynamicPanelsCanvas.AnchoredPanelProperties()
{
anchorDirection = direction
});
}
if (selectedAnchoredPanel != settings.InitialPanelsAnchored)
{
GUILayout.Space(5f);
if (GUILayout.Button("Remove Selected", GUILayout.Height(1.35f * EditorGUIUtility.singleLineHeight)))
{
RemoveAnchoredPanel(settings.InitialPanelsAnchored, selectedAnchoredPanel);
}
}
GUILayout.EndVertical();
}
GUILayout.Space(6f);
Direction rootDirection = ShowDirectionButtons("Dock new panel to canvas: ");
if (rootDirection != Direction.None)
{
Undo.IncrementCurrentGroup();
Undo.RecordObject((DynamicPanelsCanvas)target, "Dock New Panel");
settings.InitialPanelsAnchored.subPanels.Insert(0, new DynamicPanelsCanvas.AnchoredPanelProperties()
{
anchorDirection = rootDirection
});
}
}
GUI.enabled = true;
GUILayout.EndVertical();
serializedObject.ApplyModifiedProperties();
}