情境
現在工具夠多了,
所以接下來在把之前的
在如何使用Toolbar-Menu
如何使用DrawerLayout
如何使用下拉更新(SwipeRefreshLayout)
如何使用TabLayout
全部組合在一起。
展示圖
完整程式碼
main.xml
<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">
<!-- The main content view -->
<android.support.v4.widget.SwipeRefreshLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/refresh_layout">
<RelativeLayout
android:id="@+id/content_frame"
android:layout_width="match_parent"
android:layout_height="match_parent" >
<android.support.v7.widget.Toolbar
android:layout_alignParentTop="true"
android:id="@+id/toolbar"
android:background="#fff000"
android:layout_height="wrap_content"
android:layout_width="match_parent"
android:minHeight="?attr/actionBarSize" />
<android.support.design.widget.TabLayout
android:layout_below="@id/toolbar"
android:id="@+id/tabs"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
<android.support.v4.view.ViewPager
android:id="@+id/viewpager"
android:layout_below="@id/tabs"
android:layout_width="match_parent"
android:layout_height="match_parent"
/>
</RelativeLayout>
</android.support.v4.widget.SwipeRefreshLayout>
<!-- The navigation drawer -->
<ListView android:id="@+id/left_drawer"
android:layout_width="240dp"
android:layout_height="match_parent"
android:layout_gravity="start"
android:choiceMode="singleChoice"
android:divider="@android:color/transparent"
android:dividerHeight="0dp"
android:background="#99999999"/>
</android.support.v4.widget.DrawerLayout>MainActivity.java
public class MainActivity extends AppCompatActivity {
private DrawerLayout mDrawerLayout;
private ActionBarDrawerToggle mActionBarDrawerToggle;
private Toolbar toolbar;
private android.support.design.widget.TabLayout mTabs;
private ViewPager mViewPager;
private SwipeRefreshLayout mSwipeRefreshLayout;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
initToolbar();
initViewPager();
initSwipRefresh();
}
private void initSwipRefresh(){
mSwipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.refresh_layout);
mSwipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
@Override
public void onRefresh() {
mSwipeRefreshLayout.setRefreshing(false);
}
});
}
private void initToolbar(){
toolbar = (Toolbar) findViewById(R.id.toolbar);
// Set an OnMenuItemClickListener to handle menu item clicks
toolbar.setOnMenuItemClickListener(new Toolbar.OnMenuItemClickListener() {
@Override
public boolean onMenuItemClick(MenuItem item) {
// Handle the menu item
return true;
}
});
// Inflate a menu to be displayed in the toolbar
toolbar.inflateMenu(R.menu.menu_main);
setSupportActionBar(toolbar);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
getSupportActionBar().setHomeButtonEnabled(true);
mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
mActionBarDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, toolbar, R.string.open, R.string.close) {
@Override
public void onDrawerOpened(View drawerView) {
super.onDrawerOpened(drawerView);
}
@Override
public void onDrawerClosed(View drawerView) {
super.onDrawerClosed(drawerView);
}
};
mActionBarDrawerToggle.syncState();
mDrawerLayout.setDrawerListener(mActionBarDrawerToggle);
}
private void initViewPager(){
mTabs = (android.support.design.widget.TabLayout) findViewById(R.id.tabs);
mTabs.addTab(mTabs.newTab().setText("Tab 1"));
mTabs.addTab(mTabs.newTab().setText("Tab 2"));
mTabs.addTab(mTabs.newTab().setText("Tab 3"));
mViewPager = (ViewPager) findViewById(R.id.viewpager);
mViewPager.setAdapter(new SamplePagerAdapter());
mViewPager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(mTabs));
}
private class SamplePagerAdapter extends PagerAdapter {
@Override
public int getCount() {
return 3;
}
@Override
public boolean isViewFromObject(View view, Object o) {
return o == view;
}
@Override
public CharSequence getPageTitle(int position) {
return "Item " + (position + 1);
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
View view = getLayoutInflater().inflate(R.layout.pager_item,
container, false);
container.addView(view);
TextView title = (TextView) view.findViewById(R.id.item_title);
title.setText(String.valueOf(position + 1));
return view;
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
container.removeView((View) object);
}
}
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.menu_main, menu);
MenuItem menuSearchItem = menu.findItem(R.id.my_search);
// Get the SearchView and set the searchable configuration
SearchManager searchManager = (SearchManager) getSystemService(Context.SEARCH_SERVICE);
// SearchView searchView = (SearchView) menuSearchItem.getActionView();
SearchView searchView = (SearchView) menuSearchItem.getActionView();
// Assumes current activity is the searchable activity
searchView.setSearchableInfo(searchManager.getSearchableInfo(getComponentName()));
searchView.setIconifiedByDefault(true); // Do not iconify the widget; expand it by default
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.action_about:
// About option clicked.
return true;
case R.id.action_exit:
// Exit option clicked.
return true;
case R.id.action_settings:
// Settings option clicked.
return true;
default:
return super.onOptionsItemSelected(item);
}
}
}pager_item.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:gravity="center">
<TextView
android:id="@+id/item_subtitle"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textAppearance="?android:attr/textAppearanceLarge"
android:text="Page:"/>
<TextView
android:id="@+id/item_title"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textSize="80sp" />
</LinearLayout>manifest
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="example.givemepass.toolbardemo" >
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name=".MainActivity"
android:theme="@style/AppTheme"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<!-- Searchable -->
<activity
android:name=".SearchableActivity"
android:theme="@style/Theme.AppCompat.Light"
android:launchMode="singleTop" >
<intent-filter>
<action android:name="android.intent.action.SEARCH" />
</intent-filter>
<intent-filter>
<action android:name="android.intent.action.VIEW" />
</intent-filter>
<meta-data
android:name="android.app.searchable"
android:resource="@xml/searchable"
/>
</activity>
<!-- Points to searchable activity so the whole app can invoke search. -->
<meta-data
android:name="android.app.default_searchable"
android:value=".SearchableActivity" />
</application>
</manifest>
style
<resources>
<!-- Base application theme. -->
<style name="AppTheme" parent="@style/Theme.AppCompat.Light.NoActionBar">
<!-- Customize your theme here. -->
</style>
</resources>
menu
<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools" tools:context=".MainActivity">
<item android:id="@+id/action_settings" android:title="@string/action_settings"
android:orderInCategory="100" app:showAsAction="never" />
<item
android:id="@+id/action_about"
android:orderInCategory="200"
app:showAsAction="never"
android:title="About"/>
<item
android:id="@+id/action_exit"
android:orderInCategory="300"
app:showAsAction="never"
android:title="Exit"/>
<item android:id="@+id/my_search"
android:title="@string/search_title"
android:icon="@drawable/ic_open_search"
app:showAsAction="ifRoom"
app:actionViewClass="android.support.v7.widget.SearchView" />
</menu>
gradle
dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
compile 'com.android.support:appcompat-v7:22.2.0'
compile 'com.android.support:design:22.2.0'
}