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Assets/Photon/PhotonChat/Demos/DemoChat/ChatAppIdCheckerUI.cs

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+// --------------------------------------------------------------------------------------------------------------------
+// <copyright company="Exit Games GmbH"/>
+// <summary>Demo code for Photon Chat in Unity.</summary>
+// <author>developer@exitgames.com</author>
+// --------------------------------------------------------------------------------------------------------------------
+
+
+using UnityEngine;
+
+
+using UnityEngine.UI;
+#if PHOTON_UNITY_NETWORKING
+using Photon.Pun;
+#endif
+
+namespace Photon.Chat.Demo
+{
+    /// <summary>
+    /// This is used in the Editor Splash to properly inform the developer about the chat AppId requirement.
+    /// </summary>
+    [ExecuteInEditMode]
+    public class ChatAppIdCheckerUI : MonoBehaviour
+    {
+        public Text Description;
+        public bool WizardOpenedOnce;   // avoid opening the wizard again and again
+
+        // TODO: maybe this can run on Start(), not on Update()?!
+        public void Update()
+        {
+            bool showWarning = false;
+            string descriptionText = string.Empty;
+
+            #if PHOTON_UNITY_NETWORKING
+            showWarning = string.IsNullOrEmpty(PhotonNetwork.PhotonServerSettings.AppSettings.AppIdChat);
+            if (showWarning)
+            {
+                descriptionText = "<Color=Red>WARNING:</Color>\nPlease setup a Chat AppId in the PhotonServerSettings file.";
+            }
+            #else
+            ChatGui cGui = FindObjectOfType<ChatGui>(); // TODO: this could be a serialized reference instead of finding this each time
+
+            showWarning = cGui == null || string.IsNullOrEmpty(cGui.chatAppSettings.AppIdChat);
+            if (showWarning)
+            {
+                descriptionText = "<Color=Red>Please setup the Chat AppId.\nOpen the setup panel: Window, Photon Chat, Setup.</Color>";
+                
+                #if UNITY_EDITOR
+                if (!WizardOpenedOnce)
+                {
+                    WizardOpenedOnce = true;
+                    UnityEditor.EditorApplication.ExecuteMenuItem("Window/Photon Chat/Setup");
+                }
+                #endif
+            }
+            #endif
+
+            this.Description.text = descriptionText;
+        }
+    }
+}