本文实例为大家分享了Android仿安卓微信6.0的具体代码，供大家参考，具体内容如下

wechat6Activity.java的代码:

package siso.geekworld; import android.app.Activity; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentActivity; import android.support.v4.app.FragmentPagerAdapter; import android.support.v4.view.ViewPager; import android.view.Menu; import android.view.View; import android.view.ViewConfiguration; import android.view.Window; import java.lang.reflect.Field; import java.lang.reflect.Method; import java.util.ArrayList; import java.util.List; import viewhelper.ChangeColorIconWithText; import viewhelper.TabFragment; public class wechat6Activity extends FragmentActivity implements View.OnClickListener,ViewPager.OnPageChangeListener{ private ViewPager viewPager; private List<Fragment> mTabs = new ArrayList<>(); private String[] mTitles = new String[]{"First Fragment","Second Fragment","Third Fragment","Fourth Fragment"}; private FragmentPagerAdapter adapter; private List<ChangeColorIconWithText> mTabIndicators = new ArrayList<>(); @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_wechat6); setOverflowButtonAlways(); getActionBar().setDisplayShowHomeEnabled(false); initView(); initDatas(); initEvents(); viewPager.setAdapter(adapter); } //初始化所有事件 private void initEvents() { viewPager.addOnPageChangeListener(this); } //初始化所有数据 private void initDatas() { for(String mtitle:mTitles){ TabFragment tabFragment = new TabFragment(); Bundle bundle = new Bundle(); bundle.putString(TabFragment.TITLE,mtitle); tabFragment.setArguments(bundle); mTabs.add(tabFragment); } adapter = new FragmentPagerAdapter(getSupportFragmentManager()) { @Override public android.support.v4.app.Fragment getItem(int position) { return mTabs.get(position); } @Override public int getCount() { return mTabs.size(); } }; } //初始化所有view private void initView() { viewPager = (ViewPager)findViewById(R.id.id_viewpager); ChangeColorIconWithText one = (ChangeColorIconWithText)findViewById(R.id.id_indicator_one); ChangeColorIconWithText two = (ChangeColorIconWithText)findViewById(R.id.id_indicator_two); ChangeColorIconWithText three = (ChangeColorIconWithText)findViewById(R.id.id_indicator_three); ChangeColorIconWithText four = (ChangeColorIconWithText)findViewById(R.id.id_indicator_four); mTabIndicators.add(one); mTabIndicators.add(two); mTabIndicators.add(three); mTabIndicators.add(four); one.setOnClickListener(this); two.setOnClickListener(this); three.setOnClickListener(this); four.setOnClickListener(this); one.setIconAlpha(1.0f); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); return true; } //应用反射改变OverflowButton的图标 private void setOverflowButtonAlways(){ try { ViewConfiguration config = ViewConfiguration.get(this); Field menuKey = ViewConfiguration.class.getDeclaredField("sHasPermanentMenuKey"); menuKey.setAccessible(true); menuKey.setBoolean(config, false); } catch (Exception e) { e.printStackTrace(); } } //设置menu显示icon @Override public boolean onMenuOpened(int featureId, Menu menu) { if(featureId== Window.FEATURE_ACTION_BAR&&menu!=null){ if(menu.getClass().getSimpleName().equals("MenuBuilder")){ try { Method method = menu.getClass().getDeclaredMethod("setOptionalIconsVisible", Boolean.TYPE); method.setAccessible(true); method.invoke(menu,true); } catch (Exception e) { e.printStackTrace(); } } } return super.onMenuOpened(featureId, menu); } @Override public void onClick(View v) { resetOtherTabs(); switch (v.getId()){ case R.id.id_indicator_one: mTabIndicators.get(0).setIconAlpha(1.0f); viewPager.setCurrentItem(0,false); break; case R.id.id_indicator_two: mTabIndicators.get(1).setIconAlpha(1.0f); viewPager.setCurrentItem(1, false); break; case R .id.id_indicator_three: mTabIndicators.get(2).setIconAlpha(1.0f); viewPager.setCurrentItem(2, false); break; case R.id.id_indicator_four: mTabIndicators.get(3).setIconAlpha(1.0f); viewPager.setCurrentItem(3, false); break; } } private void resetOtherTabs() { for(int i=0;i<mTabIndicators.size();i++){ mTabIndicators.get(i).setIconAlpha(0); } } @Override public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) { if(positionOffset>0){ ChangeColorIconWithText left = mTabIndicators.get(position); ChangeColorIconWithText right = mTabIndicators.get(position+1); left.setIconAlpha(1-positionOffset); right.setIconAlpha(positionOffset); } } @Override public void onPageSelected(int position) { } @Override public void onPageScrollStateChanged(int state) { } }

ChangeColorIconWithText.java代码:

package viewhelper; import android.content.Context; import android.content.res.TypedArray; import android.graphics.Bitmap; import android.graphics.Canvas; import android.graphics.Paint; import android.graphics.PorterDuff; import android.graphics.PorterDuffXfermode; import android.graphics.Rect; import android.graphics.drawable.BitmapDrawable; import android.os.Bundle; import android.os.Looper; import android.os.Parcelable; import android.util.AttributeSet; import android.util.TypedValue; import android.view.View; import siso.geekworld.R; public class ChangeColorIconWithText extends View { private int mColor = 0xFF45C01A; private String mText = "微信"; private Bitmap mIconBitmap; private int mTextSize = (int)TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP,12, getResources().getDisplayMetrics()); private Canvas mCanvas; private Bitmap mBitmap; private Paint mPaint; //透明度0.0~1.0 private float mAlpha ; private Rect mIconRect; private Rect mTextBound; private Paint mTextPaint; private static final String INSTANCE_STATUS = "instance_status"; private static final String INSTANCE_ALPHA = "instance_alpha"; public ChangeColorIconWithText(Context context) { this(context, null); } public ChangeColorIconWithText(Context context, AttributeSet attrs) { this(context, attrs, 0); } /** * 获取自定义属性的值 * @param context * @param attrs * @param defStyleAttr */ public ChangeColorIconWithText(Context context, AttributeSet attrs, int defStyleAttr) { super(context, attrs, defStyleAttr); TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ChangeColorIconWithText); int n = a.getIndexCount(); for(int i=0;i<n;i++){ int attr = a.getIndex(i); switch (attr){ case R.styleable.ChangeColorIconWithText_micon: BitmapDrawable drawable =(BitmapDrawable)a.getDrawable(attr); mIconBitmap = drawable.getBitmap(); break; case R.styleable.ChangeColorIconWithText_mcolor: mColor = a.getColor(attr,0xFF45C01A); break; case R.styleable.ChangeColorIconWithText_text: mText = a.getString(attr); break; case R.styleable.ChangeColorIconWithText_text_size: mTextSize = (int)a.getDimension(attr,TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP,12, getResources().getDisplayMetrics())); break; } } a.recycle(); mTextBound = new Rect(); mTextPaint = new Paint(); mTextPaint.setTextSize(mTextSize); mTextPaint.setColor(0Xff555555); mTextPaint.getTextBounds(mText, 0, mText.length(), mTextBound); } @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { super.onMeasure(widthMeasureSpec, heightMeasureSpec); int iconWidth = Math.min(getMeasuredWidth() - getPaddingLeft() - getPaddingRight(), getMeasuredHeight() - getPaddingTop() - getPaddingBottom() - mTextBound.height()); int left = getMeasuredWidth()/2 - iconWidth/2; int top = getMeasuredHeight()/2-(mTextBound.height()+iconWidth)/2; mIconRect = new Rect(left,top,left+iconWidth,top+iconWidth); } @Override protected void onDraw(Canvas canvas) { canvas.drawBitmap(mIconBitmap, null, mIconRect, null); int alpha = (int)Math.ceil(255*mAlpha); //内存准备Bitmap,setAlpha,纯色,xfermode,图标 setUpTargetBitmap(alpha); //1.绘制原文本 2.绘制变色的文本 drawSourceText(canvas,alpha); drawTargetText(canvas,alpha); canvas.drawBitmap(mBitmap, 0, 0, null); } //绘制变色的文本 private void drawTargetText(Canvas canvas, int alpha) { mTextPaint.setColor(mColor); mTextPaint.setAlpha(alpha); int x = mIconRect.left+mIconRect.width()/2-mTextBound.width()/2; int y = mIconRect.bottom+mTextBound.height(); canvas.drawText(mText, x, y, mTextPaint); } //绘制原文本 private void drawSourceText(Canvas canvas, int alpha) { mTextPaint.setColor(0xff333333); mTextPaint.setAlpha(255-alpha); int x = mIconRect.left+mIconRect.width()/2-mTextBound.width()/2; int y = mIconRect.bottom+mTextBound.height(); canvas.drawText(mText, x, y, mTextPaint); } //在内存中绘制可变色的Icon private void setUpTargetBitmap(int alpha) { mBitmap = Bitmap.createBitmap(getMeasuredWidth(),getMeasuredHeight(), Bitmap.Config.ARGB_8888); mCanvas = new Canvas(mBitmap); mPaint = new Paint(); mPaint.setColor(mColor); //抗锯齿 mPaint.setAntiAlias(true); //抖动处理 mPaint.setDither(true); mPaint.setAlpha(alpha); mCanvas.drawRect(mIconRect, mPaint); mPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.DST_IN)); mPaint.setAlpha(255); mCanvas.drawBitmap(mIconBitmap, null, mIconRect, mPaint); } public void setIconAlpha(float alpha){ this.mAlpha = alpha; //重绘 invalidateView(); } private void invalidateView(){ if(Looper.getMainLooper()==Looper.myLooper()){ //是UI线程 invalidate(); }else{ postInvalidate(); } } @Override protected Parcelable onSaveInstanceState() { Bundle bundle = new Bundle(); bundle.putParcelable(INSTANCE_STATUS,super.onSaveInstanceState()); bundle.putFloat(INSTANCE_ALPHA,mAlpha); return bundle; } @Override protected void onRestoreInstanceState(Parcelable state) { if(state instanceof Bundle){ Bundle bundle = (Bundle)state; mAlpha = bundle.getFloat(INSTANCE_ALPHA); super.onRestoreInstanceState(bundle.getParcelable(INSTANCE_STATUS)); }else{ super.onRestoreInstanceState(state); } } }

TabFragment.java代码:

package viewhelper; import android.graphics.Color; import android.os.Bundle; import android.view.Gravity; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.TextView; public class TabFragment extends android.support.v4.app.Fragment { private String mTitle = "DEFAULT"; public static final String TITLE = "title"; @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { if(getArguments()!=null){ mTitle = getArguments().getString(TITLE); } TextView tv = new TextView(getActivity()); tv.setText(mTitle); tv.setTextSize(20); tv.setGravity(Gravity.CENTER); tv.setBackgroundColor(Color.parseColor("#ffffffff")); return tv; } }

activity_wechat6.xml内容:

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:hymen="http://schemas.android.com/apk/res-auto" android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent" > <android.support.v4.view.ViewPager android:id="@+id/id_viewpager" android:layout_width="match_parent" android:layout_height="0dp" android:layout_weight="1"> </android.support.v4.view.ViewPager> <LinearLayout android:orientation="horizontal" android:background="@drawable/tab_bg" android:layout_width="match_parent" android:layout_height="60dp"> <viewhelper.ChangeColorIconWithText android:id="@+id/id_indicator_one" android:layout_width="0dp" android:layout_height="match_parent" android:layout_weight="1" android:padding="5dp" hymen:micon="@drawable/ic_menu_start_conversation" hymen:mcolor="#ff45c01a" hymen:text_size="12sp" hymen:text="@string/app_name" /> <viewhelper.ChangeColorIconWithText android:id="@+id/id_indicator_two" android:layout_width="0dp" android:layout_height="match_parent" android:layout_weight="1" android:padding="5dp" hymen:micon="@drawable/ic_menu_friendslist" hymen:mcolor="#ff45c01a" hymen:text_size="12sp" hymen:text="@string/tab_contact" /> <viewhelper.ChangeColorIconWithText android:id="@+id/id_indicator_three" android:layout_width="0dp" android:layout_height="match_parent" android:layout_weight="1" android:padding="5dp" hymen:mcolor="#ff45c01a" hymen:micon="@drawable/ic_menu_emoticons" hymen:text="@string/tab_found" hymen:text_size="12sp" /> <viewhelper.ChangeColorIconWithText android:id="@+id/id_indicator_four" android:layout_width="0dp" android:layout_height="match_parent" android:layout_weight="1" android:padding="5dp" hymen:mcolor="#ff45c01a" hymen:micon="@drawable/ic_menu_allfriends" hymen:text="@string/tab_me" hymen:text_size="12sp" /> </LinearLayout> </LinearLayout>

strings.xml内容:

<resources> <string name="app_name">微信</string> <string name="action_search">查找</string> <string name="action_add">添加</string> <string name="menu_group_chat">发起群聊</string> <string name="menu_feedback">意见反馈</string> <string name="menu_addfriend">添加朋友</string> <string name="menu_scan">扫一扫</string> <string name="tab_contact">通讯录</string> <string name="tab_found">发现</string> <string name="tab_me">我</string> </resources>

main.xml内容 :

<"1.0" encoding="utf-8"?> <menu xmlns:android="http://schemas.android.com/apk/res/android" > <item android:id="@+id/action_search" android:icon="@drawable/actionbar_search_icon" android:actionViewClass="android.widget.SearchView" android:showAsAction="ifRoom|collapseActionView" android:title="@string/action_search"/> <item android:id="@+id/action_group_chat" android:icon="@drawable/menu_group_chat_icon" android:title="@string/menu_group_chat"/> <item android:id="@+id/action_add_friend" android:icon="@drawable/menu_add_icon" android:title="@string/menu_addfriend"/> <item android:id="@+id/action_scan" android:icon="@drawable/men_scan_icon" android:title="@string/menu_scan"/> <item android:id="@+id/action_feedback" android:icon="@drawable/menu_feedback_icon" android:title="@string/menu_feedback"/> </menu>

styles.xml内容:

<resources> <> <style name="AppBaseTheme" parent="Theme.AppCompat.Light"> <> <item name="colorPrimary">@color/colorPrimary</item> <item name="colorPrimaryDark">@color/colorPrimaryDark</item> <item name="colorAccent">@color/colorAccent</item> <item name="android:actionOverflowButtonStyle">@style/WeiXinOverflowButtonStyle</item> </style> <style name="WeiXinOverflowButtonStyle"> <item name="android:src">@drawable/actionbar_add_icon</item> </style> <> <style name="AppTheme" parent="android:Theme.Holo.Light.DarkActionBar"> <> <> </style> </resources>

drawable资源:

运行结果如图:

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持查字典教程网。