Editor Extensions

Assets==》Editor==》Tools 

public class Tools
{
    // Of each menu bar Priority Priority default 1000
    [MenuItem("Tools/Show Info", false, 13)]
    static void ShowInfo()
    {
        Debug.Log(Selection.activeGameObject.name);
    }

    // Button verification method , Determine whether the following methods can be executed , The method name is followed by Validate
    [MenuItem("GameObject/my delete", true, 2)]
    static bool MyDeleteValidate()
    {
        if (Selection.objects.Length > 0)
            return true;
        else
            return false;
    }


    // The difference between the number and the number 11 Can be classified 
    [MenuItem("GameObject/my delete", false, 2)]
    static void MyDelete()
    {
        foreach (Object o in Selection.objects)
        {
            // Press down ctrl+z   Revocable 
            Undo.DestroyObjectImmediate(o);
        }
        // You need to register the deletion operation in the record 
    }

    // Shortcut key operation   There is a space in the middle +"_"
    //%=ctrl  #=shift  &=alt    Operation for : %k
    [MenuItem("Tools/Kuaijie _k", false, 1)]
    static void KuaiJieKey()
    {
        Debug.Log(" Shortcut key ");
    }

    [MenuItem("Assets/test4")]
    static void Test5()
    {
        Debug.Log(" test 4");
    }


}

  Create dialog , Modify the value of multiple enemies

using UnityEditor;

public class EnemyChange : ScriptableWizard  
{
    // Create dialog 
    [MenuItem("Tools/CreatWizard")]
    static void CreatWizard() 
    {
        // Show dialog , Dialog type , title 
        ScriptableWizard.DisplayWizard<EnemyChange>(" Unified modification of the enemy ", "ChangeAndClose","Change");
    }

    public int changeHealth = 10;
    public int changeSpeed = 1;

    void OnEnable()
    {
        changeHealth = EditorPrefs.GetInt("Health", changeHealth);
        changeSpeed = EditorPrefs.GetInt("Speed", changeSpeed);
    }

    // testing ChangeAndClose Button click , The method name is fixed 
    void OnWizardCreate()
    {
        GameObject[] enemyPrefabs = Selection.gameObjects;
        // Progress bar 
        EditorUtility.DisplayProgressBar(" speed of progress ", "0/" + enemyPrefabs.Length + " complete ", 0);
        int count = 0;
        foreach (GameObject go in enemyPrefabs)
        {
            CompleteProject.EnemyHealth hp = go.GetComponent<CompleteProject.EnemyHealth>();

            // Record the changes 
            Undo.RecordObject(hp, "change heath");

            hp.startingHealth += changeHealth; 
            hp.sinkSpeed += changeSpeed;
            count++;
            EditorUtility.DisplayProgressBar(" speed of progress ", count + "/" + enemyPrefabs.Length + " complete ", count / (float)enemyPrefabs.Length);
        }
        EditorUtility.ClearProgressBar();// Close progress bar 
        ShowNotification(new GUIContent(Selection.gameObjects.Length + " Game objects have been modified "));
    }

    //Change Button execution method 
    void OnWizardOtherButton()
    {
        OnWizardCreate();
    }

    // When the value of the field is modified, call 
    void OnWizardUpdate()
    {
        errorString = null;
        helpString = null;
        if (Selection.gameObjects.Length > 0)
        {
            helpString = " You currently selected " + Selection.gameObjects.Length + " individual ";
        }
        else
        {
            errorString = " Please select at least one enemy ";
        }

        EditorPrefs.SetInt("Health", changeHealth);
        EditorPrefs.SetInt("Speed", changeSpeed);
    }

    // When the selected object changes, call 
    void OnSelectionChange()
    {
        OnWizardUpdate();
    }
}

Create a form

 

using UnityEditor;

public class MyWindow : EditorWindow 
{

	[MenuItem("Window/Show mywindow")]
    static void ShowMyWindow()
    {
        MyWindow window = EditorWindow.GetWindow<MyWindow>();
        window.Show();
    }
    private string name = "";
    void OnGUI()
    {
        GUILayout.Label(" My window "); 
        name = GUILayout.TextField(name);
        if (GUILayout.Button(" establish "))
        {
            GameObject go = new GameObject(name);
            // Record 
            Undo.RegisterCreatedObjectUndo(go, "Creat gameobject");
        }
    }
}