Android学习教程之分类侧滑菜单（5）

package com.siso.crazyworld;

import android.animation.animator;
import android.content.res.configuration;
import android.graphics.color;
import android.graphics.drawable.bitmapdrawable;
import android.os.bundle;
import android.support.v4.widget.drawerlayout;
import android.support.v7.app.actionbaractivity;
import android.support.v7.app.actionbardrawertoggle;
import android.support.v7.widget.toolbar;
import android.view.menu;
import android.view.menuitem;
import android.view.view;
import android.view.viewanimationutils;
import android.view.animation.accelerateinterpolator;
import android.widget.linearlayout;

import com.siso.crazyworld.fragment.contentfragment;

import java.util.arraylist;
import java.util.list;
import sidemenu.interfaces.resourceble;
import sidemenu.interfaces.screenshotable;
import sidemenu.model.slidemenuitem;
import sidemenu.util.viewanimator;

public class classificmenuactivity extends actionbaractivity implements viewanimator.viewanimatorlistener {
 private drawerlayout drawerlayout;
 private actionbardrawertoggle drawertoggle;
 private list<slidemenuitem> list = new arraylist<>();
 private contentfragment contentfragment;
 private viewanimator viewanimator;
 private int res = r.drawable.content_music;
 private linearlayout linearlayout;

 @override
 protected void oncreate(bundle savedinstancestate) {
  super.oncreate(savedinstancestate);
  setcontentview(r.layout.activity_classificmenu);
  contentfragment = contentfragment.newinstance(r.drawable.content_music);
  getsupportfragmentmanager().begintransaction()
    .replace(r.id.content_frame, contentfragment)
    .commit();
  drawerlayout = (drawerlayout) findviewbyid(r.id.drawer_layout);
  drawerlayout.setscrimcolor(color.transparent);
  linearlayout = (linearlayout) findviewbyid(r.id.left_drawer);
  linearlayout.setonclicklistener(new view.onclicklistener() {
   @override
   public void onclick(view v) {
    drawerlayout.closedrawers();
   }
  });


  setactionbar();
  createmenulist();
  viewanimator = new viewanimator<>(this, list, contentfragment, drawerlayout, this);
 }

 private void createmenulist() {
  slidemenuitem menuitem0 = new slidemenuitem(contentfragment.close, r.drawable.icn_close);
  list.add(menuitem0);
  slidemenuitem menuitem = new slidemenuitem(contentfragment.building, r.drawable.icn_1);
  list.add(menuitem);
  slidemenuitem menuitem2 = new slidemenuitem(contentfragment.book, r.drawable.icn_2);
  list.add(menuitem2);
  slidemenuitem menuitem3 = new slidemenuitem(contentfragment.paint, r.drawable.icn_3);
  list.add(menuitem3);
  slidemenuitem menuitem4 = new slidemenuitem(contentfragment.case, r.drawable.icn_4);
  list.add(menuitem4);
  slidemenuitem menuitem5 = new slidemenuitem(contentfragment.shop, r.drawable.icn_5);
  list.add(menuitem5);
  slidemenuitem menuitem6 = new slidemenuitem(contentfragment.party, r.drawable.icn_6);
  list.add(menuitem6);
  slidemenuitem menuitem7 = new slidemenuitem(contentfragment.movie, r.drawable.icn_7);
  list.add(menuitem7);
 }

 private void setactionbar() {
  toolbar toolbar = (toolbar) findviewbyid(r.id.toolbar);
  setsupportactionbar(toolbar);
  getsupportactionbar().sethomebuttonenabled(true);
  getsupportactionbar().setdisplayhomeasupenabled(true);
  drawertoggle = new actionbardrawertoggle(
    this,     /* host activity */
    drawerlayout,   /* drawerlayout object */
    toolbar, /* nav drawer icon to replace 'up' caret */
    r.string.drawer_open, /* "open drawer" description */
    r.string.drawer_close /* "close drawer" description */
  ) {

   /** called when a drawer has settled in a completely closed state. */
   public void ondrawerclosed(view view) {
    super.ondrawerclosed(view);
    linearlayout.removeallviews();
    linearlayout.invalidate();
   }

   @override
   public void ondrawerslide(view drawerview, float slideoffset) {
    super.ondrawerslide(drawerview, slideoffset);
    if (slideoffset > 0.6 && linearlayout.getchildcount() == 0)
     viewanimator.showmenucontent();
   }

   /** called when a drawer has settled in a completely open state. */
   public void ondraweropened(view drawerview) {
    super.ondraweropened(drawerview);
   }
  };
  drawerlayout.setdrawerlistener(drawertoggle);
 }

 @override
 protected void onpostcreate(bundle savedinstancestate) {
  super.onpostcreate(savedinstancestate);
  drawertoggle.syncstate();
 }

 @override
 public void onconfigurationchanged(configuration newconfig) {
  super.onconfigurationchanged(newconfig);
  drawertoggle.onconfigurationchanged(newconfig);
 }

 @override
 public boolean oncreateoptionsmenu(menu menu) {
  getmenuinflater().inflate(r.menu.menu_main, menu);
  return true;
 }

 @override
 public boolean onoptionsitemselected(menuitem item) {
  if (drawertoggle.onoptionsitemselected(item)) {
   return true;
  }
  switch (item.getitemid()) {
   case r.id.action_settings:
    return true;
   default:
    return super.onoptionsitemselected(item);
  }
 }

 private screenshotable replacefragment(screenshotable screenshotable, int topposition) {
  this.res = this.res == r.drawable.content_music ? r.drawable.content_films : r.drawable.content_music;
  view view = findviewbyid(r.id.content_frame);
  int finalradius = math.max(view.getwidth(), view.getheight());
  animator animator = viewanimationutils.createcircularreveal(view, 0, topposition, 0, finalradius);
  animator.setinterpolator(new accelerateinterpolator());
  animator.setduration(viewanimator.circular_reveal_animation_duration);

  findviewbyid(r.id.content_overlay).setbackground(new bitmapdrawable(getresources(), screenshotable.getbitmap()));
  animator.start();
  contentfragment contentfragment = contentfragment.newinstance(this.res);
  getsupportfragmentmanager().begintransaction().replace(r.id.content_frame, contentfragment).commit();
  return contentfragment;
 }

 @override
 public screenshotable onswitch(resourceble slidemenuitem, screenshotable screenshotable, int position) {
  switch (slidemenuitem.getname()) {
   case contentfragment.close:
    return screenshotable;
   default:
    return replacefragment(screenshotable, position);
  }
 }

 @override
 public void disablehomebutton() {
  getsupportactionbar().sethomebuttonenabled(false);

 }

 @override
 public void enablehomebutton() {
  getsupportactionbar().sethomebuttonenabled(true);
  drawerlayout.closedrawers();

 }

 @override
 public void addviewtocontainer(view view) {
  linearlayout.addview(view);
 }
}

package com.siso.crazyworld.fragment;

import android.graphics.bitmap;
import android.graphics.canvas;
import android.os.bundle;
import android.support.annotation.nullable;
import android.support.v4.app.fragment;
import android.view.layoutinflater;
import android.view.view;
import android.view.viewgroup;
import android.widget.imageview;

import com.siso.crazyworld.r;

import sidemenu.interfaces.screenshotable;


public class contentfragment extends fragment implements screenshotable {
 public static final string close = "close";
 public static final string building = "building";
 public static final string book = "book";
 public static final string paint = "paint";
 public static final string case = "case";
 public static final string shop = "shop";
 public static final string party = "party";
 public static final string movie = "movie";

 private view containerview;
 protected imageview mimageview;
 protected int res;
 private bitmap bitmap;

 public static contentfragment newinstance(int resid) {
  contentfragment contentfragment = new contentfragment();
  bundle bundle = new bundle();
  bundle.putint(integer.class.getname(), resid);
  contentfragment.setarguments(bundle);
  return contentfragment;
 }


 @override
 public void onviewcreated(view view, @nullable bundle savedinstancestate) {
  super.onviewcreated(view, savedinstancestate);
  this.containerview = view.findviewbyid(r.id.container);
 }

 @override
 public void oncreate(bundle savedinstancestate) {
  super.oncreate(savedinstancestate);
  res = getarguments().getint(integer.class.getname());
 }

 @override
 public view oncreateview(layoutinflater inflater, viewgroup container,
        bundle savedinstancestate) {
  view rootview = inflater.inflate(r.layout.fragment_main, container, false);
  mimageview = (imageview) rootview.findviewbyid(r.id.image_content);
  mimageview.setclickable(true);
  mimageview.setfocusable(true);
  mimageview.setimageresource(res);
  return rootview;
 }

 @override
 public void takescreenshot() {
  thread thread = new thread() {
   @override
   public void run() {
    bitmap bitmap = bitmap.createbitmap(containerview.getwidth(),
      containerview.getheight(), bitmap.config.argb_8888);
    canvas canvas = new canvas(bitmap);
    containerview.draw(canvas);
    contentfragment.this.bitmap = bitmap;
   }
  };

  thread.start();

 }

 @override
 public bitmap getbitmap() {
  return bitmap;
 }
}

<android.support.v4.widget.drawerlayout
 xmlns:android="http://schemas.android.com/apk/res/android"
 android:id="@+id/drawer_layout"
 android:layout_width="match_parent"
 android:layout_height="match_parent">

 <io.codetail.widget.revealframelayout
  android:id="@+id/container_frame"
  xmlns:android="http://schemas.android.com/apk/res/android"
  android:layout_width="match_parent"
  android:layout_height="match_parent">

  <linearlayout
   android:id="@+id/content_overlay"
   android:layout_width="match_parent"
   android:layout_height="match_parent"
   android:orientation="vertical"/>

  <linearlayout
   android:id="@+id/content_frame"
   android:layout_width="match_parent"
   android:layout_height="match_parent"
   android:orientation="vertical"/>

  <android.support.v7.widget.toolbar
   android:id="@+id/toolbar"
   android:layout_height="wrap_content"
   android:layout_width="match_parent"
   android:minheight="?attr/actionbarsize"
   android:background="?attr/colorprimary"/>

 </io.codetail.widget.revealframelayout>

 <scrollview
  android:id="@+id/scrollview"
  android:scrollbarthumbvertical="@android:color/transparent"
  android:layout_width="@dimen/sliding_menu_width"
  android:layout_height="match_parent"
  android:layout_gravity="start|bottom">

  <linearlayout
   android:id="@+id/left_drawer"
   android:orientation="vertical"
   android:layout_width="@dimen/sliding_menu_width"
   android:layout_height="wrap_content"
   android:divider="@android:color/transparent"
   android:background="@android:color/transparent">
  </linearlayout>
 </scrollview>
</android.support.v4.widget.drawerlayout>

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
 <item android:state_pressed="true" android:drawable="@drawable/item_down"/>
 <item android:state_selected="true" android:drawable="@drawable/item_down"/>
 <item android:state_focused="true" android:drawable="@drawable/item_down"/>
 <item android:drawable="@drawable/item_up"/>
</selector>

<?xml version="1.0" encoding="utf-8"?>
<io.codetail.widget.revealframelayout
 xmlns:android="http://schemas.android.com/apk/res/android"
 android:layout_width="match_parent"
 android:layout_height="match_parent">

 <framelayout
  android:id="@+id/container"
  android:layout_width="match_parent"
  android:layout_height="match_parent">

  <imageview
   android:scaletype="fitxy"
   android:id="@+id/image_content"
   android:src="@drawable/content_films"
   android:layout_width="match_parent"
   android:layout_height="match_parent"/>

 </framelayout>
</io.codetail.widget.revealframelayout>

<?xml version="1.0" encoding="utf-8"?>
<resources>

 <string name="app_name">crazyworld</string>
 <string name="action_settings">设置</string>
 <string name="drawer_open">open</string>
 <string name="drawer_close">close</string>

</resources>

<resources>

 <!-- base application theme. -->
 <style name="apptheme" parent="theme.appcompat.light.noactionbar">
 </style>

</resources>