android UI灏忕粨(鍏

android UI灏忕粨(鍏?
涓?銆侀?夐」鑿滃崟鍜屽瓙鑿滃崟
鑿滃崟璧勬簮鏂囦欢涓?鑸?斁鍦?res/menu鐩?綍涓嬶紝鑿滃崟璧勬簮鐨勬牴鍏冪礌閫氬父鏄?lt;menu />,<menu />,鍏冪礌鏃犻渶鎸囧畾浠讳綍灞炴?э紝瀹冨彲浠ュ寘鍚?瓙鍏冪礌锛?
<item />:瀹氫箟鑿滃崟椤?
<group />:灏嗗?涓猧tem瀹氫箟鐨勮彍鍗曞寘瑁呮垚涓?涓?彍鍗曠粍銆?
涓?鑸?帹鑽愪娇鐢╔ML鏂囦欢瀹氫箟鑿滃崟銆?
eg.瀹氫箟鑿滃崟鐨勭粡鍏镐緥瀛?

<?xml version="1.0" encoding="utf-8"?><menu xmlns:android="http://schemas.android.com/apk/res/android">	<item android:title="@string/font_size"		android:icon="@drawable/font">		<menu>			<!-- 瀹氫箟涓?缁勫崟閫夎彍鍗曢」 -->			<group android:checkableBehavior="single">				<!-- 瀹氫箟澶氫釜鑿滃崟椤?-->				<item					android:id="@+id/font_10"					android:title="@string/font_10"/>				<item					android:id="@+id/font_12"					android:title="@string/font_12"/>				<item					android:id="@+id/font_14"					android:title="@string/font_14"/>				<item					android:id="@+id/font_16"					android:title="@string/font_16"/>				<item					android:id="@+id/font_18"					android:title="@string/font_18"/>																			</group>		</menu>	</item>	<!-- 瀹氫箟涓?涓?櫘閫氳彍鍗曢」 -->	<item android:id="@+id/plain_item"		android:title="@string/plain_item">	</item>	<item android:title="@string/font_color"		android:icon="@drawable/color">		<menu>			<!-- 瀹氫箟涓?缁勫厑璁稿?閫夌殑鑿滃崟椤?-->			<group>				<!-- 瀹氫箟3涓?彍鍗曢」 -->				<item					android:id="@+id/red_font"					android:title="@string/red_title"/>				<item					android:id="@+id/green_font"					android:title="@string/green_title"/>				<item					android:id="@+id/blue_font"					android:title="@string/blue_title"/>									</group>		</menu>	</item></menu>

鑰岃彍鍗曢」琚?崟鍑诲悗鍥炶皟鐨勪竴鑸?啓娉曞?涓嬶細

@Override	public boolean onCreateOptionsMenu(Menu menu)	{		MenuInflater inflator = new MenuInflater(this);		// 鐘舵?丷.menu.context瀵瑰簲鐨勮彍鍗曪紝骞舵坊鍔犲埌menu涓?		inflator.inflate(R.menu.my_menu, menu);		return super.onCreateOptionsMenu(menu);	}@Override	// 閫夐」鑿滃崟鐨勮彍鍗曢」琚?崟鍑诲悗鐨勫洖璋冩柟娉?	public boolean onOptionsItemSelected(MenuItem mi)	{		if(mi.isCheckable())		{			mi.setChecked(true);  //鈶?		}		// 鍒ゆ柇鍗曞嚮鐨勬槸鍝?釜鑿滃崟椤癸紝骞堕拡瀵规?х殑浣滃嚭鍝嶅簲銆?		switch (mi.getItemId())		{			case R.id.font_10:				txt.setTextSize(10 * 2);				break;			case R.id.font_12:				txt.setTextSize(12 * 2);				break;			case R.id.font_14:				txt.setTextSize(14 * 2);				break;			case R.id.font_16:				txt.setTextSize(16 * 2);				break;			case R.id.font_18:				txt.setTextSize(18 * 2);				break;			case R.id.red_font:				txt.setTextColor(Color.RED);				mi.setChecked(true);				break;			case R.id.green_font:				txt.setTextColor(Color.GREEN);				mi.setChecked(true);				break;			case R.id.blue_font:				txt.setTextColor(Color.BLUE);				mi.setChecked(true);				break;			case R.id.plain_item:				Toast toast = Toast.makeText(MenuResTest.this, "鎮ㄥ崟鍑讳簡鏅??氳彍鍗曢」",						Toast.LENGTH_SHORT);				toast.show();				break;		}		return true;	}

浜屻?佷笂涓嬫枃鑿滃崟 ContextMenu
鐢ㄦ埛闀挎寜鐣岄潰鏃朵細鍑虹幇鐨勮彍鍗曢」绉颁负涓婁笅鏂囪彍鍗曘??
鍒涘缓涓婁笅鏂囪彍鍗曠殑璧勬簮鏂囦欢:

<?xml version="1.0" encoding="utf-8"?><menu xmlns:android="http://schemas.android.com/apk/res/android">	<!-- 瀹氫箟涓?缁勫崟閫夎彍鍗曢」鐩?-->	<group android:checkableBehavior="single">		<!-- 瀹氫箟3涓?彍鍗曢」 -->		<item			android:id="@+id/red"			android:title="@string/red_title"			android:alphabeticShortcut="r"/>		<item			android:id="@+id/green"			android:title="@string/green_title"			android:alphabeticShortcut="g"/>		<item			android:id="@+id/blue"			android:title="@string/blue_title"			android:alphabeticShortcut="b"/>							</group>  </menu>

涓烘煇涓?缁勪欢娉ㄥ唽涓婁笅鏂囪彍鍗曚互鍙婅彍鍗曢」琚?崟鍑诲悗鍥炶皟鐨勬柟娉?

@Override	public void onCreate(Bundle savedInstanceState)	{		super.onCreate(savedInstanceState);		setContentView(R.layout.main);		txt = (TextView) findViewById(R.id.txt);		// 涓烘枃鏈??娉ㄥ唽涓婁笅鏂囪彍鍗?		registerForContextMenu(txt);	}// 鍒涘缓涓婁笅鏂囪彍鍗曟椂瑙﹀彂璇ユ柟娉?	@Override	public void onCreateContextMenu(ContextMenu menu, View source,			ContextMenu.ContextMenuInfo menuInfo)	{		MenuInflater inflator = new MenuInflater(this);		// 鐘舵?丷.menu.context瀵瑰簲鐨勮彍鍗曪紝骞舵坊鍔犲埌menu涓?		inflator.inflate(R.menu.context, menu);		menu.setHeaderIcon(R.drawable.tools);		menu.setHeaderTitle("璇烽?夋嫨鑳屾櫙鑹?);	}// 涓婁笅鏂囪彍鍗曚腑鑿滃崟椤硅?鍗曞嚮鏃惰Е鍙戣?鏂规硶銆?	@Override	public boolean onContextItemSelected(MenuItem mi)	{		mi.setChecked(true);  //鈶?		switch (mi.getItemId())		{			case R.id.red:				mi.setChecked(true);				txt.setBackgroundColor(Color.RED);				break;			case R.id.green:				mi.setChecked(true);				txt.setBackgroundColor(Color.GREEN);				break;			case R.id.blue:				mi.setChecked(true);				txt.setBackgroundColor(Color.BLUE);				break;		}		return true;	}

涓夈?丳opupMenu 寮瑰嚭寮忚彍鍗?
浼氬湪鎸囧畾缁勪欢涓婂脊鍑鸿彍鍗曢」锛岄粯璁ゆ儏鍐典笅锛孭opupMenu浼氭樉绀哄湪璇ョ粍浠剁殑涓嬫柟鎴栦笂鏂广??
eg.鍒涘缓PopupMenu骞朵负Popup鑿滃崟鐨勮彍鍗曢」鐨勫崟鍑讳簨浠剁粦瀹氱洃鍚?櫒

// 鍒涘缓PopupMenu瀵硅薄		popup = new PopupMenu(this, button);		// 灏哛.menu.popup_menu鑿滃崟璧勬簮鍔犺浇鍒皃opup鑿滃崟涓?		getMenuInflater().inflate(R.menu.popup_menu, popup.getMenu());		// 涓簆opup鑿滃崟鐨勮彍鍗曢」鍗曞嚮浜嬩欢缁戝畾浜嬩欢鐩戝惉鍣?		popup.setOnMenuItemClickListener(			new PopupMenu.OnMenuItemClickListener()		{			@Override			public boolean onMenuItemClick(MenuItem item)			{				switch (item.getItemId())				{					case R.id.exit:						// 闅愯棌璇ュ?璇濇?						popup.dismiss();						break;					default:						// 浣跨敤Toast鏄剧ず鐢ㄦ埛鐐瑰嚮鐨勮彍鍗曢」						Toast.makeText(PopupMenuTest.this,							"鎮ㄥ崟鍑讳簡銆? + item.getTitle() + "銆戣彍鍗曢」"							, Toast.LENGTH_SHORT).show();				}				return true;			}		});		popup.show();	}