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Java 删除可绘制图标时出错_Java_Android_Xml - Fatal编程技术网

Java 删除可绘制图标时出错

Java 删除可绘制图标时出错,java,android,xml,Java,Android,Xml,我想把抽屉扔掉。在我的项目中,它被称为ic\u drawer。当我转到我的MainActivity.java并移除R.drawable.ic_抽屉时,//导航菜单切换图标 我得到的东西看起来像这样 以下是我的完整代码: package com.colourity.snatsh; import com.colourity.snatsh.R; import java.util.ArrayList; import com.colourity.snatsh.adapter.NavDr

我想把抽屉扔掉。在我的项目中,它被称为
ic\u drawer
。当我转到我的
MainActivity.java
并移除
R.drawable.ic_抽屉时,//导航菜单切换图标
我得到的东西看起来像这样

以下是我的完整代码:

    package com.colourity.snatsh;


import com.colourity.snatsh.R;


import java.util.ArrayList;

import com.colourity.snatsh.adapter.NavDrawerListAdapter;
import com.colourity.snatsh.model.NavDrawerItem;

import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentManager;
import android.content.res.Configuration;
import android.content.res.TypedArray;
import android.os.Bundle;
import android.support.v4.app.ActionBarDrawerToggle;
import android.support.v4.widget.DrawerLayout;
import android.util.Log;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ListView;

public class MainActivity extends Activity {
private DrawerLayout mDrawerLayout;
private ListView mDrawerList;
private ActionBarDrawerToggle mDrawerToggle;

// nav drawer title
private CharSequence mDrawerTitle;

// used to store app title
private CharSequence mTitle;

// slide menu items
private String[] navMenuTitles;
private TypedArray navMenuIcons;

private ArrayList<NavDrawerItem> navDrawerItems;
private NavDrawerListAdapter adapter;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    mTitle=mDrawerTitle=getTitle();

    // load slide menu items
    navMenuTitles=getResources().getStringArray(R.array.nav_drawer_items);

    // nav drawer icons from resources
    navMenuIcons=getResources()
            .obtainTypedArray(R.array.nav_drawer_icons);

    mDrawerLayout=(DrawerLayout) findViewById(R.id.drawer_layout);
    mDrawerList=(ListView) findViewById(R.id.list_slidermenu);

    navDrawerItems=new ArrayList<NavDrawerItem>();

    // adding nav drawer items to array
    // Home
    navDrawerItems.add(new NavDrawerItem(navMenuTitles[0], navMenuIcons.getResourceId(0, -1)));
    // Find People
    navDrawerItems.add(new NavDrawerItem(navMenuTitles[1], navMenuIcons.getResourceId(1, -1)));
    // Photos
    navDrawerItems.add(new NavDrawerItem(navMenuTitles[2], navMenuIcons.getResourceId(2, -1)));
    // Communities, Will add a counter here
    navDrawerItems.add(new NavDrawerItem(navMenuTitles[3], navMenuIcons.getResourceId(3, -1)));
    // Pages
    navDrawerItems.add(new NavDrawerItem(navMenuTitles[4], navMenuIcons.getResourceId(4, -1)));
    // What's hot, We  will add a counter here
    navDrawerItems.add(new NavDrawerItem(navMenuTitles[5], navMenuIcons.getResourceId(5, -1) ));


    // Recycle the typed array
    navMenuIcons.recycle();

    mDrawerList.setOnItemClickListener(new SlideMenuClickListener());

    // setting the nav drawer list adapter
    adapter=new NavDrawerListAdapter(getApplicationContext(),
            navDrawerItems);
    mDrawerList.setAdapter(adapter);

    // enabling action bar app icon and behaving it as toggle button
    getActionBar().setDisplayHomeAsUpEnabled(true);
    getActionBar().setHomeButtonEnabled(true);

    mDrawerToggle=new ActionBarDrawerToggle(this, mDrawerLayout,
            R.drawable.ic_drawer, //nav menu toggle icon
            R.string.app_name, // nav drawer open - description for accessibility
            R.string.app_name // nav drawer close - description for accessibility
    ) {
        public void onDrawerClosed(View view) {
            getActionBar().setTitle(mTitle);
            // calling onPrepareOptionsMenu() to show action bar icons
            invalidateOptionsMenu();
        }


    };
    mDrawerLayout.setDrawerListener(mDrawerToggle);

    if (savedInstanceState==null) {
        // on first time display view for first nav item
        displayView(0);
    }
}

/**
 * Slide menu item click listener
 * */
private class SlideMenuClickListener implements
        ListView.OnItemClickListener {
    @Override
    public void onItemClick(AdapterView<?> parent, View view, int position,
            long id) {
        // display view for selected nav drawer item
        displayView(position);
    }
}




/**
 * Diplaying fragment view for selected nav drawer list item
 * */
private void displayView(int position) {
    // update the main content by replacing fragments
    Fragment fragment=null;
    switch (position) {
    case 0:
        fragment=new HomeFragment();
        break;
    case 1:
        fragment=new FindPeopleFragment();
        break;
    case 2:
        fragment=new PhotosFragment();
        break;
    case 3:
        fragment=new CommunityFragment();
        break;
    case 4:
        fragment=new PagesFragment();
        break;
    case 5:
        fragment=new WhatsHotFragment();
        break;

    default:
        break;
    }

    if (fragment!=null) {
        FragmentManager fragmentManager=getFragmentManager();
        fragmentManager.beginTransaction()
                .replace(R.id.frame_container, fragment).commit();

        // update selected item and title, then close the drawer
        mDrawerList.setItemChecked(position, true);
        mDrawerList.setSelection(position);
        setTitle(navMenuTitles[position]);
        mDrawerLayout.closeDrawer(mDrawerList);
    } else {
        // error in creating fragment
        Log.e("MainActivity", "Error in creating fragment");
    }
}

@Override
public void setTitle(CharSequence title) {
    mTitle=title;
    getActionBar().setTitle(mTitle);
}

/**
 * When using the ActionBarDrawerToggle, you must call it during
 * onPostCreate() and onConfigurationChanged()...
 */

@Override
protected void onPostCreate(Bundle savedInstanceState) {
    super.onPostCreate(savedInstanceState);
    // Sync the toggle state after onRestoreInstanceState has occurred.
    mDrawerToggle.syncState();
}

@Override
public void onConfigurationChanged(Configuration newConfig) {
    super.onConfigurationChanged(newConfig);
    // Pass any configuration change to the drawer toggls
    mDrawerToggle.onConfigurationChanged(newConfig);
}

}
package com.colority.snatsh;
进口com.colority.snatsh.R;
导入java.util.ArrayList;
导入com.colority.snatsh.adapter.NavDrawerListAdapter;
导入com.colority.snatsh.model.NavDrawerItem;
导入android.app.Activity;
导入android.app.Fragment;
导入android.app.FragmentManager;
导入android.content.res.Configuration;
导入android.content.res.TypedArray;
导入android.os.Bundle;
导入android.support.v4.app.ActionBarDrawerToggle;
导入android.support.v4.widget.DrawerLayout;
导入android.util.Log;
导入android.view.view;
导入android.widget.AdapterView;
导入android.widget.ListView;
公共类MainActivity扩展了活动{
私人抽屉布局mDrawerLayout;
私有列表视图mDrawerList;
私有操作bardrawertoggle mDrawerToggle;
//导航抽屉标题
私有字符序列mDrawerTitle;
//用于存储应用程序标题
私有字符序列mTitle;
//幻灯片菜单项
私有字符串[]navMenuTitles;
专用型雷达导航仪;
私人ArrayList NavWrites;
专用导航适配器;
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mTitle=mDrawerTitle=getTitle();
//加载幻灯片菜单项
navMenuTitles=getResources().getStringArray(R.array.nav\u抽屉\u项目);
//参考资料中的导航抽屉图标
navMenuIcons=getResources()
.obtainTypedArray(R.array.nav_drawer_图标);
mDrawerLayout=(抽屉布局)findViewById(R.id.抽屉布局);
mDrawerList=(ListView)findViewById(R.id.list\u slidermenu);
navDrawerItems=新的ArrayList();
//将导航抽屉项添加到阵列
//家
添加(新的NavDrawerItem(navMenuTitles[0],navMenuIcons.getResourceId(0,-1));
//找人
添加(新的NavDrawerItem(navMenuTitles[1],navMenuIcons.getResourceId(1,-1));
//照片
添加(新的NavDrawerItem(navMenuTitles[2],navMenuIcons.getResourceId(2,-1));
//社区,将在此处添加一个计数器
add(新的NavDrawerItem(navMenuTitles[3],navMenuIcons.getResourceId(3,-1));
//页数
add(新的NavDrawerItem(navMenuTitles[4],navMenuIcons.getResourceId(4,-1));
//什么是热的,我们将在这里加一个计数器
add(新的NavDrawerItem(navMenuTitles[5],navMenuIcons.getResourceId(5,-1));
//回收类型化数组
navMenuIcons.recycle();
setOnItemClickListener(新的SlideMenuClickListener());
//设置导航抽屉列表适配器
适配器=新的NavDroperListAdapter(getApplicationContext(),
纳维特姆斯);
mDrawerList.setAdapter(适配器);
//启用操作栏应用程序图标并将其作为切换按钮
getActionBar().setDisplayHomeAsUpEnabled(true);
getActionBar().setHomeButtonEnabled(true);
mDrawerToggle=新操作BarDrawerToggle(此,mDrawerLayout,
R.drawable.ic_抽屉,//导航菜单切换图标
R.string.app_name,//导航抽屉打开-可访问性说明
R.string.app_name//nav抽屉关闭-可访问性说明
) {
公共无效onDrawerClosed(视图){
getActionBar().setTitle(mTitle);
//调用onPrepareOptions菜单()以显示操作栏图标
无效操作菜单();
}
};
mDrawerLayout.setDrawerListener(mDrawerToggle);
如果(savedInstanceState==null){
//第一个导航项目的首次显示视图
显示视图(0);
}
}
/**
*幻灯片菜单项单击“侦听器”
* */
私有类SlideMenuClickListener实现
ListView.com侦听器{
@凌驾
public void onItemClick(AdapterView父视图、视图、整型位置、,
长id){
//所选导航抽屉项目的显示视图
显示视图(位置);
}
}
/**
*为所选导航抽屉列表项显示片段视图
* */
私有void显示视图(内部位置){
//通过替换片段更新主要内容
片段=空;
开关(位置){
案例0:
fragment=新的HomeFragment();
打破
案例1:
片段=新的FindPeopleFragment();
打破
案例2:
片段=新片段();
打破
案例3:
fragment=新社区fragment();
打破
案例4:
fragment=新页面片段();
打破
案例5:
fragment=新WhatsHotFragment();
打破
违约:
打破
}
if(片段!=null){
FragmentManager FragmentManager=getFragmentManager();
fragmentManager.beginTransaction()
.replace(R.id.frame_容器,片段).commit();
//更新所选项目和标题,然后关闭抽屉
mDrawerList.setItemChecked(位置,true);
mDrawerList.setSelection(职位);
setTitle(导航工具[位置]);
mDrawerLayout.closeDrawer(mDrawerList);
}否则{
//创建片段时出错
Log.e(“MainActivity”,“创建片段时出错”);
}
}
@凌驾
公共无效设置标题(字符序列标题){
mTitle=标题;
getActionBar().setTitle(mTitle);
}
/**
*使用ActionBarDrawerToggle时,必须在
*onPostCreate()和onConfigurationChanged()。。。
*/
@凌驾
后期创建时受保护的空(捆绑包savedInstanceState){
super.onPostCreate(savedInstanceState);
//在onRestoreInstanceState发生后同步切换状态。
mDrawerToggle.syncState();
}
@凌驾
公共无效OnConfiguration已更改(配置newConfig){
super.onConfigurationChanged(newConfig);
mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout,
            R.drawable.transparent_image, //transparent image
            R.string.app_name, // nav drawer open - description for accessibility
            R.string.app_name // nav drawer close - description for accessibility
    )