create editor window showing export path

Author: vkovec

Assets/FbxExporters/Editor/ExportModelEditorWindow.cs

@@ -0,0 +1,86 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEditor;
+using FbxExporters.EditorTools;
+
+namespace FbxExporters
+{
+    namespace Editor
+    {
+        public class ExportModelEditorWindow : EditorWindow
+        {
+
+            private const string WindowTitle = "Export Options";
+            private const float SelectableLabelMinWidth = 90;
+            private const float BrowseButtonWidth = 25;
+            private const float LabelWidth = 144;
+            private const float FieldOffset = 18;
+
+            public static void Init ()
+            {
+                ExportModelEditorWindow window = (ExportModelEditorWindow)EditorWindow.GetWindow <ExportModelEditorWindow>(WindowTitle, focus:true);
+                window.Show ();
+
+                window.minSize = new Vector2 (SelectableLabelMinWidth + LabelWidth + BrowseButtonWidth, 100);
+            }
+
+            void OnGUI ()
+            {
+                // Increasing the label width so that none of the text gets cut off
+                EditorGUIUtility.labelWidth = LabelWidth;
+
+                EditorGUILayout.LabelField("Naming", EditorStyles.boldLabel);
+                EditorGUI.indentLevel++;
+                GUILayout.BeginHorizontal();
+                EditorGUILayout.LabelField(new GUIContent(
+                    "Export Path:",
+                    "Relative path for saving Model Prefabs."),GUILayout.Width(LabelWidth - FieldOffset));
+
+                var pathLabel = ExportSettings.GetRelativeSavePath();
+                if (pathLabel == ".") { pathLabel = "(Assets root)"; }
+                EditorGUILayout.SelectableLabel(pathLabel,
+                    EditorStyles.textField,
+                    GUILayout.MinWidth(SelectableLabelMinWidth),
+                    GUILayout.Height(EditorGUIUtility.singleLineHeight));            
+
+                if (GUILayout.Button(new GUIContent("...", "Browse to a new location for saving model prefabs"), EditorStyles.miniButton, GUILayout.Width(BrowseButtonWidth)))
+                {
+                    string initialPath = ExportSettings.GetAbsoluteSavePath();
+
+                    // if the directory doesn't exist, set it to the default save path
+                    // so we don't open somewhere unexpected
+                    if (!System.IO.Directory.Exists(initialPath))
+                    {
+                        initialPath = Application.dataPath;
+                    }
+
+                    string fullPath = EditorUtility.OpenFolderPanel(
+                        "Select Model Prefabs Path", initialPath, null
+                    );
+
+                    // Unless the user canceled, make sure they chose something in the Assets folder.
+                    if (!string.IsNullOrEmpty(fullPath))
+                    {
+                        var relativePath = ExportSettings.ConvertToAssetRelativePath(fullPath);
+                        if (string.IsNullOrEmpty(relativePath))
+                        {
+                            Debug.LogWarning("Please select a location in the Assets folder");
+                        }
+                        else
+                        {
+                            ExportSettings.SetRelativeSavePath(relativePath);
+
+                            // Make sure focus is removed from the selectable label
+                            // otherwise it won't update
+                            GUIUtility.hotControl = 0;
+                            GUIUtility.keyboardControl = 0;
+                        }
+                    }
+                }
+
+                GUILayout.EndHorizontal();
+            }
+        }
+    }
+}