【开源】DrawerArrowDrawable
DrawerArrowDrawable
- https://github.com/ChrisRenke/DrawerArrowDrawable
介绍:
android L 中drawer-indicator/back-arrow的实现,和DrawerLayout一起使用,兼容低版本。运行效果:
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使用说明:
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/* * Copyright (C) 2014 Chris Renke * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */package chrisrenke.drawerarrowdrawable;import android.app.Activity;import android.content.res.Resources;import android.os.Bundle;import android.support.v4.widget.DrawerLayout;import android.view.View;import android.widget.ImageView;import android.widget.TextView;import static android.view.Gravity.START;public class DrawerArrowSample extends Activity { private DrawerArrowDrawable drawerArrowDrawable; private float offset; private boolean flipped; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.home_view); final DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout); final ImageView imageView = (ImageView) findViewById(R.id.drawer_indicator); final Resources resources = getResources(); drawerArrowDrawable = new DrawerArrowDrawable(resources); drawerArrowDrawable.setStrokeColor(resources.getColor(R.color.light_gray)); imageView.setImageDrawable(drawerArrowDrawable); drawer.setDrawerListener(new DrawerLayout.SimpleDrawerListener() { @Override public void onDrawerSlide(View drawerView, float slideOffset) { offset = slideOffset; // Sometimes slideOffset ends up so close to but not quite 1 or 0. if (slideOffset >= .995) { flipped = true; drawerArrowDrawable.setFlip(flipped); } else if (slideOffset <= .005) { flipped = false; drawerArrowDrawable.setFlip(flipped); } drawerArrowDrawable.setParameter(offset); } }); imageView.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (drawer.isDrawerVisible(START)) { drawer.closeDrawer(START); } else { drawer.openDrawer(START); } } }); final TextView styleButton = (TextView) findViewById(R.id.indicator_style); styleButton.setOnClickListener(new View.OnClickListener() { boolean rounded = false; @Override public void onClick(View v) { styleButton.setText(rounded // ? resources.getString(R.string.rounded) // : resources.getString(R.string.squared)); rounded = !rounded; drawerArrowDrawable = new DrawerArrowDrawable(resources, rounded); drawerArrowDrawable.setParameter(offset); drawerArrowDrawable.setFlip(flipped); drawerArrowDrawable.setStrokeColor(resources.getColor(R.color.light_gray)); imageView.setImageDrawable(drawerArrowDrawable); } }); }}
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posted on 2015-04-08 09:55 wasdchenhao 阅读(257) 评论(0) 收藏 举报

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