BuiltInResourcesWindow

BuiltInResourcesWindow.cs

//  From Unity wiki: http://wiki.unity3d.com/index.php/Show_Built_In_Resources

using System;
using UnityEditor;
using UnityEngine;
using System.Collections.Generic;
 
public class BuiltInResourcesWindow : EditorWindow
{
    [MenuItem( "Window/Built-in styles and icons" )] 
    public static void ShowWindow()
    {
        BuiltInResourcesWindow w = (BuiltInResourcesWindow)EditorWindow.GetWindow<BuiltInResourcesWindow>();
        w.Show();
    }
 
    private struct Drawing
    {
        public Rect Rect;
        public Action Draw;
    }
 
    private List<Drawing> Drawings;
 
    private List<UnityEngine.Object> _objects;
    private float _scrollPos;
    private float _maxY;
    private Rect _oldPosition;
 
    private bool _showingStyles = true;
    private bool _showingIcons = false;
 
	private string _search = "";
 
    void OnGUI()
    {
        if( position.width != _oldPosition.width && Event.current.type == EventType.Layout )
        {
            Drawings = null;
            _oldPosition = position;
        }
 
        GUILayout.BeginHorizontal();
 
        if( GUILayout.Toggle( _showingStyles, "Styles", EditorStyles.toolbarButton ) != _showingStyles )
        {
            _showingStyles = !_showingStyles;
            _showingIcons = !_showingStyles;
            Drawings = null;
        }
 
        if( GUILayout.Toggle( _showingIcons, "Icons", EditorStyles.toolbarButton ) != _showingIcons )
        {
            _showingIcons = !_showingIcons;
            _showingStyles = !_showingIcons;
            Drawings = null;
        }
 
        GUILayout.EndHorizontal();
 
	    string newSearch = GUILayout.TextField(_search);
	    if (newSearch != _search)
	    {
		    _search = newSearch;
		    Drawings = null;
	    }
 
	    float top = 36;
 
        if( Drawings == null )
        {
	        string lowerSearch = _search.ToLower();
 
            Drawings = new List<Drawing>();
 
            GUIContent inactiveText = new GUIContent("inactive");
            GUIContent activeText = new GUIContent( "active" );
 
            float x = 5.0f;
            float y = 5.0f;
 
            if( _showingStyles )
            {
                foreach( GUIStyle ss in GUI.skin.customStyles )
                {
					if (lowerSearch != "" && !ss.name.ToLower().Contains(lowerSearch))
		                continue;
 
                    GUIStyle thisStyle = ss;
 
                    Drawing draw = new Drawing();
 
                    float width = Mathf.Max(
                        100.0f,
                        GUI.skin.button.CalcSize( new GUIContent( ss.name ) ).x,
                        ss.CalcSize( inactiveText ).x + ss.CalcSize( activeText ).x
                                      ) + 16.0f;
 
                    float height = 60.0f;
 
                    if( x + width > position.width - 32 && x > 5.0f )
                    {
                        x = 5.0f;
                        y += height + 10.0f;
                    }
 
                    draw.Rect = new Rect( x, y, width, height );
 
                    width -= 8.0f;
 
                    draw.Draw = () =>
                    {
                        if( GUILayout.Button( thisStyle.name, GUILayout.Width( width ) ) )
                            CopyText( "(GUIStyle)\"" + thisStyle.name + "\"" );
 
                        GUILayout.BeginHorizontal();
                        GUILayout.Toggle( false, inactiveText, thisStyle, GUILayout.Width( width / 2 ) );
                        GUILayout.Toggle( false, activeText, thisStyle, GUILayout.Width( width / 2 ) );
                        GUILayout.EndHorizontal();
                    };
 
                    x += width + 18.0f;
 
                    Drawings.Add( draw );
                }
            }
            else if( _showingIcons )
            {
                if( _objects == null )
                {
                    _objects = new List<UnityEngine.Object>( Resources.FindObjectsOfTypeAll( typeof( Texture2D ) ) );
                    _objects.Sort( ( pA, pB ) => System.String.Compare( pA.name, pB.name, System.StringComparison.OrdinalIgnoreCase ) );
                }
 
                float rowHeight = 0.0f;
 
                foreach( UnityEngine.Object oo in _objects )
                {
                    Texture2D texture = (Texture2D)oo;
 
                    if( texture.name == "" )
                        continue;
 
					if (lowerSearch != "" && !texture.name.ToLower().Contains(lowerSearch))
						continue;
 
                    Drawing draw = new Drawing();
 
                    float width = Mathf.Max(
                        GUI.skin.button.CalcSize( new GUIContent( texture.name ) ).x,
                        texture.width
                    ) + 8.0f;
 
                    float height = texture.height + GUI.skin.button.CalcSize( new GUIContent( texture.name ) ).y + 8.0f;
 
                    if( x + width > position.width - 32.0f )
                    {
                        x = 5.0f;
                        y += rowHeight + 8.0f;
                        rowHeight = 0.0f;
                    }
 
                    draw.Rect = new Rect( x, y, width, height );
 
                    rowHeight = Mathf.Max( rowHeight, height );
 
                    width -= 8.0f;
 
                    draw.Draw = () =>
                    {
                        if( GUILayout.Button( texture.name, GUILayout.Width( width ) ) )
                            CopyText( "EditorGUIUtility.FindTexture( \"" + texture.name + "\" )" );
 
                        Rect textureRect = GUILayoutUtility.GetRect( texture.width, texture.width, texture.height, texture.height, GUILayout.ExpandHeight( false ), GUILayout.ExpandWidth( false ) );
                        EditorGUI.DrawTextureTransparent( textureRect, texture );
                    };
 
                    x += width + 8.0f;
 
                    Drawings.Add( draw );
                }
            }
 
            _maxY = y;
        }
 
        Rect r = position;
        r.y = top;
	    r.height -= r.y;
        r.x = r.width - 16;
        r.width = 16;
 
		float areaHeight = position.height - top;
        _scrollPos = GUI.VerticalScrollbar( r, _scrollPos, areaHeight, 0.0f, _maxY );
 
		Rect area = new Rect(0, top, position.width - 16.0f, areaHeight);
        GUILayout.BeginArea( area );
 
        int count = 0;
        foreach( Drawing draw in Drawings )
        {
            Rect newRect = draw.Rect;
            newRect.y -= _scrollPos;
 
            if( newRect.y + newRect.height > 0 && newRect.y < areaHeight )
            {
                GUILayout.BeginArea( newRect, GUI.skin.textField );
                draw.Draw();
                GUILayout.EndArea();
 
                count++;
            }
        }
 
        GUILayout.EndArea();
    }
 
    void CopyText( string pText )
    {
        TextEditor editor = new TextEditor();
        editor.content = new GUIContent(pText);
        editor.SelectAll();
        editor.Copy();
    }
}