实现卫星菜单和自定义title

最新推荐文章于 2022-04-12 19:21:18 发布

weyi1994

最新推荐文章于 2022-04-12 19:21:18 发布

阅读量573

点赞数

CC 4.0 BY-SA版权

分类专栏： Android 文章标签：卫星菜单自定义标题栏设置

本文链接：https://blog.youkuaiyun.com/weyi1994/article/details/46907509

Android 专栏收录该内容

2 篇文章

订阅专栏

本文介绍了一种卫星菜单的设计与实现方案，通过自定义Android视图组件实现了动态展开与收起的菜单效果。该方案包括菜单的位置设定、动画效果及菜单项点击事件处理等内容。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

卫星菜单

详情看demo里面的代码

MainActivity.java

<span style="font-size:18px;">package com.ve.arcmenu;

import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.AbsListView;
import android.widget.AbsListView.OnScrollListener;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.Toast;

import com.imooc.arcmenu.R;
import com.ve.arcmenu.view.ArcMenu;
import com.ve.arcmenu.view.ArcMenu.OnMenuItemClickListener;
import com.ve.arcmenu.view.titlebar;

public class MainActivity extends Activity
{
	private ListView mListView;
	private ArcMenu mArcMenu;
	private List<String> mDatas;

	@Override
	protected void onCreate(Bundle savedInstanceState)
	{
		super.onCreate(savedInstanceState);
		titlebar.getTitleBar(this, "卫星菜单");
		
		setContentView(R.layout.activity_main);

		initData();
		initView();
		mListView.setAdapter(new ArrayAdapter<String>(this,
				android.R.layout.simple_list_item_1, mDatas));

		initEvent();

	}

	private void initEvent()
	{
		mListView.setOnScrollListener(new OnScrollListener()
		{

			@Override
			public void onScrollStateChanged(AbsListView view, int scrollState)
			{

			}

			@Override
			public void onScroll(AbsListView view, int firstVisibleItem,
					int visibleItemCount, int totalItemCount)
			{
				if (mArcMenu.isOpen())
					mArcMenu.toggleMenu(600);
			}
		});
		
		mArcMenu.setOnMenuItemClickListener(new OnMenuItemClickListener()
		{
			@Override
			public void onClick(View view, int pos)
			{
				Toast.makeText(MainActivity.this, pos+":"+view.getTag(), Toast.LENGTH_SHORT).show();
				Intent intent=new Intent();
				switch (view.getId()) {
				case R.id.register:
					Toast.makeText(MainActivity.this, "register", Toast.LENGTH_SHORT);
					intent.setClass(MainActivity.this, registerActivity.class);
					startActivity(intent);
					finish();
					break;
				case R.id.login:
					Toast.makeText(MainActivity.this, "login", Toast.LENGTH_SHORT);
					intent.setClass(MainActivity.this, loginActivity.class);
					startActivity(intent);
					finish();
					break;
				default:
					break;
				}
			}
		});
	}

	private void initData()
	{
		mDatas = new ArrayList<String>();

		for (int i = 'A'; i < 'Z'; i++)
		{
			mDatas.add((char) i + "");
		}

	}

	private void initView()
	{
		mListView = (ListView) findViewById(R.id.id_listview);
		mArcMenu = (ArcMenu) findViewById(R.id.id_menu);
	}

}</span>

ArcMwnu.java

<span style="font-size:18px;">package com.ve.psychologicalbag.utils;


import android.content.Context;
import android.content.res.TypedArray;
import android.util.AttributeSet;
import android.util.Log;
import android.util.TypedValue;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.view.animation.Animation;
import android.view.animation.Animation.AnimationListener;
import android.view.animation.AlphaAnimation;
import android.view.animation.AnimationSet;
import android.view.animation.RotateAnimation;
import android.view.animation.ScaleAnimation;
import android.view.animation.TranslateAnimation;
import com.ve.psychologicalbag.*;




public class ArcMenu extends ViewGroup implements OnClickListener
{
<span style="white-space:pre">	</span>private static final int POS_LEFT_TOP = 0;
<span style="white-space:pre">	</span>private static final int POS_LEFT_BOTTOM = 1;
<span style="white-space:pre">	</span>private static final int POS_RIGHT_TOP = 2;
<span style="white-space:pre">	</span>private static final int POS_RIGHT_BOTTOM = 3;


<span style="white-space:pre">	</span>private Position mPosition = Position.RIGHT_BOTTOM;
<span style="white-space:pre">	</span>private int mRadius;
<span style="white-space:pre">	</span>/**
<span style="white-space:pre">	</span> * 菜单的状态
<span style="white-space:pre">	</span> */
<span style="white-space:pre">	</span>private Status mCurrentStatus = Status.CLOSE;
<span style="white-space:pre">	</span>/**
<span style="white-space:pre">	</span> * 菜单的主按钮
<span style="white-space:pre">	</span> */
<span style="white-space:pre">	</span>private View mCButton;


<span style="white-space:pre">	</span>private OnMenuItemClickListener mMenuItemClickListener;


<span style="white-space:pre">	</span>public enum Status
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>OPEN, CLOSE
<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>/**
<span style="white-space:pre">	</span> * 菜单的位置枚举类
<span style="white-space:pre">	</span> */
<span style="white-space:pre">	</span>public enum Position
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>LEFT_TOP, LEFT_BOTTOM, RIGHT_TOP, RIGHT_BOTTOM
<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>/**
<span style="white-space:pre">	</span> * 点击子菜单项的回调接口
<span style="white-space:pre">	</span> */
<span style="white-space:pre">	</span>public interface OnMenuItemClickListener
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>void onClick(View view, int pos);
<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>public void setOnMenuItemClickListener(
<span style="white-space:pre">			</span>OnMenuItemClickListener mMenuItemClickListener)
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>this.mMenuItemClickListener = mMenuItemClickListener;
<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>public ArcMenu(Context context)
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>this(context, null);
<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>public ArcMenu(Context context, AttributeSet attrs)
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>this(context, attrs, 0);
<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>public ArcMenu(Context context, AttributeSet attrs, int defStyle)
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>super(context, attrs, defStyle);
<span style="white-space:pre">		</span>//自定义控件使用的类TypedValue
<span style="white-space:pre">		</span>mRadius = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,
<span style="white-space:pre">				</span>100, getResources().getDisplayMetrics());


<span style="white-space:pre">		</span>// 获取自定义属性的值
<span style="white-space:pre">		</span>TypedArray a = context.getTheme().obtainStyledAttributes(attrs,
<span style="white-space:pre">				</span>R.styleable.ArcMenu, defStyle, 0);


<span style="white-space:pre">		</span>int pos = a.getInt(R.styleable.ArcMenu_position, POS_RIGHT_BOTTOM);
<span style="white-space:pre">		</span>switch (pos)
<span style="white-space:pre">		</span>{
<span style="white-space:pre">		</span>case POS_LEFT_TOP:
<span style="white-space:pre">			</span>mPosition = Position.LEFT_TOP;
<span style="white-space:pre">			</span>break;
<span style="white-space:pre">		</span>case POS_LEFT_BOTTOM:
<span style="white-space:pre">			</span>mPosition = Position.LEFT_BOTTOM;
<span style="white-space:pre">			</span>break;
<span style="white-space:pre">		</span>case POS_RIGHT_TOP:
<span style="white-space:pre">			</span>mPosition = Position.RIGHT_TOP;
<span style="white-space:pre">			</span>break;
<span style="white-space:pre">		</span>case POS_RIGHT_BOTTOM:
<span style="white-space:pre">			</span>mPosition = Position.RIGHT_BOTTOM;
<span style="white-space:pre">			</span>break;
<span style="white-space:pre">		</span>}
<span style="white-space:pre">		</span>mRadius = (int) a.getDimension(R.styleable.ArcMenu_radius, TypedValue
<span style="white-space:pre">				</span>.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 100,
<span style="white-space:pre">						</span>getResources().getDisplayMetrics()));


<span style="white-space:pre">		</span>Log.e("TAG", "position = " + mPosition + " , radius =  " + mRadius);


<span style="white-space:pre">		</span>a.recycle();


<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>/**
<span style="white-space:pre">	</span> * 测量子按钮
<span style="white-space:pre">	</span> */
<span style="white-space:pre">	</span>@Override
<span style="white-space:pre">	</span>protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec)
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>int count = getChildCount();
<span style="white-space:pre">		</span>for (int i = 0; i < count; i++)
<span style="white-space:pre">		</span>{
<span style="white-space:pre">			</span>// 测量child
<span style="white-space:pre">			</span>measureChild(getChildAt(i), widthMeasureSpec, heightMeasureSpec);
<span style="white-space:pre">		</span>}
<span style="white-space:pre">		</span>super.onMeasure(widthMeasureSpec, heightMeasureSpec);
<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>@Override
<span style="white-space:pre">	</span>protected void onLayout(boolean changed, int l, int t, int r, int b)
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>//判断是否发生改变
<span style="white-space:pre">		</span>if (changed)
<span style="white-space:pre">		</span>{
<span style="white-space:pre">			</span>layoutCButton();


<span style="white-space:pre">			</span>int count = getChildCount();


<span style="white-space:pre">			</span>for (int i = 0; i < count - 1; i++)
<span style="white-space:pre">			</span>{
<span style="white-space:pre">				</span>View child = getChildAt(i + 1);
<span style="white-space:pre">				</span>//按钮隐藏
<span style="white-space:pre">				</span>child.setVisibility(View.GONE);
<span style="white-space:pre">				</span>//Math.PI / 2==90度     (count - 2) 有几个子菜单项 count包含中间的菜单  * i第几个菜单乘以几倍角
<span style="white-space:pre">				</span>int cl = (int) (mRadius * Math.sin(Math.PI / 2 / (count - 2)
<span style="white-space:pre">						</span>* i));
<span style="white-space:pre">				</span>int ct = (int) (mRadius * Math.cos(Math.PI / 2 / (count - 2)
<span style="white-space:pre">						</span>* i));


<span style="white-space:pre">				</span>int cWidth = child.getMeasuredWidth();
<span style="white-space:pre">				</span>int cHeight = child.getMeasuredHeight();


<span style="white-space:pre">				</span>// 如果菜单位置在左下或者右下
<span style="white-space:pre">				</span>if (mPosition == Position.LEFT_BOTTOM
<span style="white-space:pre">						</span>|| mPosition == Position.RIGHT_BOTTOM)
<span style="white-space:pre">				</span>{
<span style="white-space:pre">					</span>ct = getMeasuredHeight() - cHeight - ct;
<span style="white-space:pre">				</span>}
<span style="white-space:pre">				</span>// 在右上 右下
<span style="white-space:pre">				</span>if (mPosition == Position.RIGHT_TOP
<span style="white-space:pre">						</span>|| mPosition == Position.RIGHT_BOTTOM)
<span style="white-space:pre">				</span>{
<span style="white-space:pre">					</span>cl = getMeasuredWidth() - cWidth - cl;
<span style="white-space:pre">				</span>}
<span style="white-space:pre">				</span>//放置子菜单位置
<span style="white-space:pre">				</span>child.layout(cl, ct, cl + cWidth, ct + cHeight);


<span style="white-space:pre">			</span>}


<span style="white-space:pre">		</span>}


<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>/**
<span style="white-space:pre">	</span> * 定位主菜单按钮
<span style="white-space:pre">	</span> */
<span style="white-space:pre">	</span>private void layoutCButton()
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>mCButton = getChildAt(0);
<span style="white-space:pre">		</span>mCButton.setOnClickListener(this);


<span style="white-space:pre">		</span>int l = 0;
<span style="white-space:pre">		</span>int t = 0;
<span style="white-space:pre">		</span>//获取宽度
<span style="white-space:pre">		</span>int width = mCButton.getMeasuredWidth();
<span style="white-space:pre">		</span>//获取高度
<span style="white-space:pre">		</span>int height = mCButton.getMeasuredHeight();
<span style="white-space:pre">		</span>//判断位置
<span style="white-space:pre">		</span>switch (mPosition)
<span style="white-space:pre">		</span>{
<span style="white-space:pre">		</span>case LEFT_TOP:
<span style="white-space:pre">			</span>l = 0;
<span style="white-space:pre">			</span>t = 0;
<span style="white-space:pre">			</span>break;
<span style="white-space:pre">		</span>case LEFT_BOTTOM:
<span style="white-space:pre">			</span>l = 0;
<span style="white-space:pre">			</span>t = getMeasuredHeight() - height;
<span style="white-space:pre">			</span>break;
<span style="white-space:pre">		</span>case RIGHT_TOP:
<span style="white-space:pre">			</span>l = getMeasuredWidth() - width;
<span style="white-space:pre">			</span>t = 0;
<span style="white-space:pre">			</span>break;
<span style="white-space:pre">		</span>case RIGHT_BOTTOM:
<span style="white-space:pre">			</span>l = getMeasuredWidth() - width;
<span style="white-space:pre">			</span>t = getMeasuredHeight() - height;
<span style="white-space:pre">			</span>break;
<span style="white-space:pre">		</span>}
<span style="white-space:pre">		</span>mCButton.layout(l, t, l + width, t + width);
<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>@Override
<span style="white-space:pre">	</span>public void onClick(View v)
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>
<span style="white-space:pre">		</span>//确认mCButton的值
<span style="white-space:pre">		</span>// mCButton = findViewById(R.id.id_button);
<span style="white-space:pre">		</span>// if(mCButton == null)
<span style="white-space:pre">		</span>// {
<span style="white-space:pre">		</span>// mCButton = getChildAt(0);
<span style="white-space:pre">		</span>// }
<span style="white-space:pre">		</span>//旋转动画 view  开始角度  结束角度  时间300ms
<span style="white-space:pre">		</span>rotateCButton(v, 0f, 360f, 300);
<span style="white-space:pre">		</span>//
<span style="white-space:pre">		</span>toggleMenu(300);


<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>/**
<span style="white-space:pre">	</span> * 切换菜单
<span style="white-space:pre">	</span> */
<span style="white-space:pre">	</span>public void toggleMenu(int duration)
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>// 为menuitem添加动画
<span style="white-space:pre">		</span>int count = getChildCount();


<span style="white-space:pre">		</span>for (int i = 0; i < count - 1; i++)
<span style="white-space:pre">		</span>{
<span style="white-space:pre">			</span>final View childView = getChildAt(i + 1);
<span style="white-space:pre">			</span>//先显示才会有动画
<span style="white-space:pre">			</span>childView.setVisibility(View.VISIBLE);


<span style="white-space:pre">			</span>// end 0 , 0  因为按钮本来就在那个位置 不需要考虑最后的位置
<span style="white-space:pre">			</span>// start
<span style="white-space:pre">			</span>int cl = (int) (mRadius * Math.sin(Math.PI / 2 / (count - 2) * i));
<span style="white-space:pre">			</span>int ct = (int) (mRadius * Math.cos(Math.PI / 2 / (count - 2) * i));
<span style="white-space:pre">			</span>
<span style="white-space:pre">			</span>int xflag = 1;
<span style="white-space:pre">			</span>int yflag = 1;
<span style="white-space:pre">			</span>//判断正负 左上左下  x要减
<span style="white-space:pre">			</span>if (mPosition == Position.LEFT_TOP
<span style="white-space:pre">					</span>|| mPosition == Position.LEFT_BOTTOM)
<span style="white-space:pre">			</span>{
<span style="white-space:pre">				</span>xflag = -1;
<span style="white-space:pre">			</span>}
<span style="white-space:pre">			</span>//判断正负 左上右下  y要减
<span style="white-space:pre">			</span>if (mPosition == Position.LEFT_TOP
<span style="white-space:pre">					</span>|| mPosition == Position.RIGHT_TOP)
<span style="white-space:pre">			</span>{
<span style="white-space:pre">				</span>yflag = -1;
<span style="white-space:pre">			</span>}


<span style="white-space:pre">			</span>AnimationSet animset = new AnimationSet(true);
<span style="white-space:pre">			</span>Animation tranAnim = null;


<span style="white-space:pre">			</span>// to open
<span style="white-space:pre">			</span>if (mCurrentStatus == Status.CLOSE)
<span style="white-space:pre">			</span>{
<span style="white-space:pre">				</span>tranAnim = new TranslateAnimation(xflag * cl, 0, yflag * ct, 0);
<span style="white-space:pre">				</span>childView.setClickable(true);
<span style="white-space:pre">				</span>childView.setFocusable(true);


<span style="white-space:pre">			</span>} else
<span style="white-space:pre">			</span>// to close
<span style="white-space:pre">			</span>{
<span style="white-space:pre">				</span>tranAnim = new TranslateAnimation(0, xflag * cl, 0, yflag * ct);
<span style="white-space:pre">				</span>childView.setClickable(false);
<span style="white-space:pre">				</span>childView.setFocusable(false);
<span style="white-space:pre">			</span>}
<span style="white-space:pre">			</span>//设置xuanz
<span style="white-space:pre">			</span>tranAnim.setFillAfter(true);
<span style="white-space:pre">			</span>//设置路径
<span style="white-space:pre">			</span>tranAnim.setDuration(duration);
<span style="white-space:pre">			</span>//设置子菜单出去的速度
<span style="white-space:pre">			</span>tranAnim.setStartOffset((i * 100) / count);


<span style="white-space:pre">			</span>tranAnim.setAnimationListener(new AnimationListener()
<span style="white-space:pre">			</span>{


<span style="white-space:pre">				</span>@Override
<span style="white-space:pre">				</span>public void onAnimationStart(Animation animation)
<span style="white-space:pre">				</span>{


<span style="white-space:pre">				</span>}


<span style="white-space:pre">				</span>@Override
<span style="white-space:pre">				</span>public void onAnimationRepeat(Animation animation)
<span style="white-space:pre">				</span>{


<span style="white-space:pre">				</span>}


<span style="white-space:pre">				</span>@Override
<span style="white-space:pre">				</span>public void onAnimationEnd(Animation animation)
<span style="white-space:pre">				</span>{
<span style="white-space:pre">					</span>if (mCurrentStatus == Status.CLOSE)
<span style="white-space:pre">					</span>{
<span style="white-space:pre">						</span>childView.setVisibility(View.GONE);
<span style="white-space:pre">					</span>}
<span style="white-space:pre">				</span>}
<span style="white-space:pre">			</span>});
<span style="white-space:pre">			</span>// 小菜单旋转动画 转两圈
<span style="white-space:pre">			</span>RotateAnimation rotateAnim = new RotateAnimation(0, 720,
<span style="white-space:pre">					</span>Animation.RELATIVE_TO_SELF, 0.5f,
<span style="white-space:pre">					</span>Animation.RELATIVE_TO_SELF, 0.5f);
<span style="white-space:pre">			</span>rotateAnim.setDuration(duration);
<span style="white-space:pre">			</span>rotateAnim.setFillAfter(true);


<span style="white-space:pre">			</span>animset.addAnimation(rotateAnim);
<span style="white-space:pre">			</span>animset.addAnimation(tranAnim);
<span style="white-space:pre">			</span>childView.startAnimation(animset);


<span style="white-space:pre">			</span>final int pos = i + 1;
<span style="white-space:pre">			</span>//设置子菜单点击事件
<span style="white-space:pre">			</span>childView.setOnClickListener(new OnClickListener()
<span style="white-space:pre">			</span>{
<span style="white-space:pre">				</span>@Override
<span style="white-space:pre">				</span>public void onClick(View v)
<span style="white-space:pre">				</span>{
<span style="white-space:pre">					</span>if (mMenuItemClickListener != null)
<span style="white-space:pre">						</span>mMenuItemClickListener.onClick(childView, pos);


<span style="white-space:pre">					</span>menuItemAnim(pos - 1);
<span style="white-space:pre">					</span>changeStatus();
<span style="white-space:pre">					</span>
<span style="white-space:pre">				</span>}
<span style="white-space:pre">			</span>});
<span style="white-space:pre">		</span>}
<span style="white-space:pre">		</span>//菜单状态改变
<span style="white-space:pre">		</span>changeStatus();
<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>/**
<span style="white-space:pre">	</span> * 添加子菜单的点击动画
<span style="white-space:pre">	</span> * 
<span style="white-space:pre">	</span> * @param i
<span style="white-space:pre">	</span> */
<span style="white-space:pre">	</span>private void menuItemAnim(int pos)
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>for (int i = 0; i < getChildCount() - 1; i++)
<span style="white-space:pre">		</span>{


<span style="white-space:pre">			</span>View childView = getChildAt(i + 1);
<span style="white-space:pre">			</span>if (i == pos)
<span style="white-space:pre">			</span>{
<span style="white-space:pre">				</span>childView.startAnimation(scaleBigAnim(300));
<span style="white-space:pre">			</span>} else
<span style="white-space:pre">			</span>{


<span style="white-space:pre">				</span>childView.startAnimation(scaleSmallAnim(300));
<span style="white-space:pre">			</span>}


<span style="white-space:pre">			</span>childView.setClickable(false);
<span style="white-space:pre">			</span>childView.setFocusable(false);


<span style="white-space:pre">		</span>}


<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>private Animation scaleSmallAnim(int duration)
<span style="white-space:pre">	</span>{


<span style="white-space:pre">		</span>AnimationSet animationSet = new AnimationSet(true);


<span style="white-space:pre">		</span>ScaleAnimation scaleAnim = new ScaleAnimation(1.0f, 0.0f, 1.0f, 0.0f,
<span style="white-space:pre">				</span>Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF,
<span style="white-space:pre">				</span>0.5f);
<span style="white-space:pre">		</span>AlphaAnimation alphaAnim = new AlphaAnimation(1f, 0.0f);
<span style="white-space:pre">		</span>animationSet.addAnimation(scaleAnim);
<span style="white-space:pre">		</span>animationSet.addAnimation(alphaAnim);
<span style="white-space:pre">		</span>animationSet.setDuration(duration);
<span style="white-space:pre">		</span>animationSet.setFillAfter(true);
<span style="white-space:pre">		</span>return animationSet;


<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>/**
<span style="white-space:pre">	</span> * 为当前点击的item设置变大和透明降低 
<span style="white-space:pre">	</span> * 
<span style="white-space:pre">	</span> * @param duration
<span style="white-space:pre">	</span> * @return
<span style="white-space:pre">	</span> */
<span style="white-space:pre">	</span>private Animation scaleBigAnim(int duration)
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>AnimationSet animationSet = new AnimationSet(true);


<span style="white-space:pre">		</span>ScaleAnimation scaleAnim = new ScaleAnimation(1.0f, 4.0f, 1.0f, 4.0f,
<span style="white-space:pre">				</span>Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF,
<span style="white-space:pre">				</span>0.5f);
<span style="white-space:pre">		</span>AlphaAnimation alphaAnim = new AlphaAnimation(1f, 0.0f);


<span style="white-space:pre">		</span>animationSet.addAnimation(scaleAnim);
<span style="white-space:pre">		</span>animationSet.addAnimation(alphaAnim);


<span style="white-space:pre">		</span>animationSet.setDuration(duration);
<span style="white-space:pre">		</span>animationSet.setFillAfter(true);
<span style="white-space:pre">		</span>return animationSet;


<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>/**
<span style="white-space:pre">	</span> * 切换菜单状态
<span style="white-space:pre">	</span> */
<span style="white-space:pre">	</span>private void changeStatus()
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>mCurrentStatus = (mCurrentStatus == Status.CLOSE ? Status.OPEN
<span style="white-space:pre">				</span>: Status.CLOSE);
<span style="white-space:pre">	</span>}


<span style="white-space:pre">	</span>public boolean isOpen()
<span style="white-space:pre">	</span>{
<span style="white-space:pre">		</span>return mCurrentStatus == Status.OPEN;
<span style="white-space:pre">	</span>}
<span style="white-space:pre">	</span>
<span style="white-space:pre">	</span>/**
<span style="white-space:pre">	</span> * 设置主菜单按钮 旋转 动画
<span style="white-space:pre">	</span> * @param v
<span style="white-space:pre">	</span> * @param start
<span style="white-space:pre">	</span> * @param end
<span style="white-space:pre">	</span> * @param duration
<span style="white-space:pre">	</span> */
<span style="white-space:pre">	</span>private void rotateCButton(View v, float start, float end, int duration)
<span style="white-space:pre">	</span>{


<span style="white-space:pre">		</span>RotateAnimation anim = new RotateAnimation(start, end,
<span style="white-space:pre">				</span>Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF,
<span style="white-space:pre">				</span>0.5f);
<span style="white-space:pre">		</span>anim.setDuration(duration);
<span style="white-space:pre">		</span>anim.setFillAfter(true);
<span style="white-space:pre">		</span>v.startAnimation(anim);
<span style="white-space:pre">	</span>}


}</span>

titlebar.java

<span style="font-size:18px;">package com.ve.arcmenu.view;


import com.imooc.arcmenu.R;

import android.app.Activity;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.widget.Button;
import android.widget.TextView;


public class titlebar {
	 private static Activity mActivity;  
	  
	    /** 
	     * @see [自定义标题栏] 
	     * @param activity 
	     * @param title 
	     */  
	    public static void getTitleBar(Activity activity,String title) {  
	        mActivity = activity;  
	        activity.requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);  
	        activity.setContentView(R.layout.titlebar);  
	        activity.getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE,  
	                R.layout.titlebar);  
	        TextView textView = (TextView) activity.findViewById(R.id.textView1);  
	        textView.setText(title);  
	        Button titleBackBtn = (Button) activity.findViewById(R.id.moreBtn);  
	        titleBackBtn.setOnClickListener(new OnClickListener() {  
	            public void onClick(View v) {  
	                KeyEvent newEvent = new KeyEvent(KeyEvent.ACTION_DOWN,  
	                        KeyEvent.KEYCODE_BACK);  
	                mActivity.onKeyDown(KeyEvent.KEYCODE_BACK, newEvent);  
	            }  
	        });  
	    }  
}</span>

attr.xml

<span style="font-size:18px;"><?xml version="1.0" encoding="utf-8"?>
<resources>
    <attr name="position">
        <enum name="left_top" value="0" />
        <enum name="left_bottom" value="1" />
        <enum name="right_top" value="2" />
        <enum name="right_bottom" value="3" />
    </attr>
    <attr name="radius" format="dimension" />

    <declare-styleable name="ArcMenu">
        <attr name="position" />
        <attr name="radius" />
    </declare-styleable>

</resources></span>

style.xml

<span style="font-size:18px;"><resources>

    <!--
        Base application theme, dependent on API level. This theme is replaced
        by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
    -->
    <style name="AppBaseTheme" parent="android:Theme.Light">
        <!--
            Theme customizations available in newer API levels can go in
            res/values-vXX/styles.xml, while customizations related to
            backward-compatibility can go here.
        -->
    </style>

    <!-- Application theme. -->
    <style name="AppTheme" parent="AppBaseTheme">
        <!-- All customizations that are NOT specific to a particular API-level can go here. -->
    </style>
    
    <style name="TitleBarBackground">
        <item name="android:background">@color/blue</item>
    </style>

    <style name="MyCustomTheme" parent="android:Theme">
        <item name="android:windowTitleBackgroundStyle">@style/TitleBarBackground</item>
        <item name="android:windowTitleSize">50dp</item>
    </style>
</resources></span>

Demo下载链接：点击打开链接