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Commit c2f813a3 authored by Michael Kolb's avatar Michael Kolb Committed by Android (Google) Code Review
Browse files

Merge "Grey out undo/redo/reset according to state" into gb-ub-photos-bryce

parents 655e208d dff7d0ec

src/com/android/gallery3d/filtershow/HistoryAdapter.java

+12 −3
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ package com.android.gallery3d.filtershow; 
import android.content.Context;

import android.graphics.Bitmap;

import android.graphics.Color;

import android.graphics.drawable.Drawable;

import android.view.LayoutInflater;

import android.view.MenuItem;

import android.view.View;
@@ -86,13 +87,21 @@ public class HistoryAdapter extends ArrayAdapter<ImagePreset> { 


    public void updateMenuItems() {

        if (mUndoMenuItem != null) {

            mUndoMenuItem.setEnabled(canUndo());

            setEnabled(mUndoMenuItem, canUndo());

        }

        if (mRedoMenuItem != null) {

            mRedoMenuItem.setEnabled(canRedo());

            setEnabled(mRedoMenuItem, canRedo());

        }

        if (mResetMenuItem != null) {

            mResetMenuItem.setEnabled(canReset());

            setEnabled(mResetMenuItem, canReset());

        }

    }



    private void setEnabled(MenuItem item, boolean enabled) {

        item.setEnabled(enabled);

        Drawable drawable = item.getIcon();

        if (drawable != null) {

            drawable.setAlpha(enabled ? 255 : 80);

        }

    }