Android涓璿isibility灞炴??ISIBLE銆両NVISIBLE銆丟ONE鐨勫尯鍒_Android

Android涓璿isibility灞炴??ISIBLE銆両NVISIBLE銆丟ONE鐨勫尯鍒?

鍦ˋndroid寮?鍙戜腑锛屽ぇ閮ㄥ垎鎺т欢閮芥湁visibility杩欎釜灞炴?э紝鍏跺睘鎬ф湁3涓?垎鍒?负鈥渧isible 鈥濄?佲?渋nvisible鈥濄?佲?済one鈥濄?備富瑕佺敤鏉ヨ?缃?帶鍒舵帶浠剁殑鏄剧ず鍜岄殣钘忋?傛湁浜涗汉鍙?兘浼氱枒鎯慖nvisible鍜実one鏄?湁浠?涔堝尯鍒?殑锛燂紵锛熼偅涔堬紝鎴戜滑甯︾潃杩欎釜鐤戦棶鐪嬩笅闈?細

鍏跺湪XML鏂囦欢鍜孞ava浠ｇ爜涓??缃??涓嬶細

鍙??锛坴isible)
XML鏂囦欢锛歛ndroid:visibility="visible"
Java浠ｇ爜锛歷iew.setVisibility(View.VISIBLE);

涓嶅彲瑙侊紙invisible锛?/strong>
XML鏂囦欢锛歛ndroid:visibility="invisible"
Java浠ｇ爜锛歷iew.setVisibility(View.INVISIBLE);

闅愯棌锛圙ONE锛?/strong>
XML鏂囦欢锛歛ndroid:visibility="gone"
Java浠ｇ爜锛歷iew.setVisibility(View.GONE);

涓轰簡鍖哄埆涓夎?咃紝鎴戝缓浜嗕竴涓狣ome杩涜?婕旂ず锛屽厛涓奃ome鐨勪唬鐮侊紝婕旂ず鍚庡氨鐭ラ亾瀹冧滑鐨勫尯鍒?細

XML鏂囦欢锛?/p>

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
聽聽 android:layout_width="fill_parent"
聽聽 android:layout_height="fill_parent"
聽聽 android:orientation="vertical">
聽聽 <LinearLayout
聽聽聽聽聽聽android:layout_width="fill_parent"
聽聽聽聽聽聽android:layout_height="wrap_content"
聽聽聽聽聽聽android:orientation="horizontal"
聽聽聽聽聽聽android:layout_marginBottom="20dip" >
聽聽聽聽 <TextView
聽聽聽聽聽聽聽聽android:layout_width="wrap_content"
聽聽聽聽聽聽聽聽android:layout_height="wrap_content"
聽聽聽聽聽聽聽聽android:layout_weight="1"
聽聽聽聽聽聽聽聽android:background="#F00"
聽聽聽聽聽聽聽聽android:text="TextView1"
聽聽聽聽聽聽聽聽android:textSize="23sp"
聽聽聽聽聽聽聽聽android:visibility="visible" />
聽聽聽聽聽聽<TextView
聽聽聽聽聽聽聽聽android:id="@+id/mainTV2"
聽聽聽聽聽聽聽聽android:layout_width="wrap_content"
聽聽聽聽聽聽聽聽android:layout_height="wrap_content"
聽聽聽聽聽聽聽聽android:layout_weight="1"
聽聽聽聽聽聽聽聽android:background="#00F"
聽聽聽聽聽聽聽聽android:text="TextView2"
聽聽聽聽聽聽聽聽android:textSize="23sp"
聽聽聽聽聽聽聽聽android:visibility="visible" />
聽聽 </LinearLayout>聽聽
聽聽<Button
聽聽聽聽聽聽android:id="@+id/mainBtn1"
聽聽聽聽聽聽android:layout_width="fill_parent"
聽聽聽聽聽聽android:layout_height="wrap_content"
聽聽聽聽聽聽android:text="TextView2涓篤ISIBLE"
聽聽聽聽聽聽android:onClick="mianOnClickListener"/>
聽聽
聽聽 <Button
聽聽聽聽聽聽android:id="@+id/mainBtn2"
聽聽聽聽聽聽android:layout_width="fill_parent"
聽聽聽聽聽聽android:layout_height="wrap_content"
聽聽聽聽聽聽android:text="TextView2涓篒NVISIBLE"
聽聽聽聽聽聽android:onClick="mianOnClickListener"/>聽聽
聽聽 <Button
聽聽聽聽聽聽android:id="@+id/mainBtn3"
聽聽聽聽聽聽android:layout_width="fill_parent"
聽聽聽聽聽聽android:layout_height="wrap_content"
聽聽聽聽聽聽android:text="TextView2涓篏ONE"
聽聽聽聽聽聽android:onClick="mianOnClickListener"/>
</LinearLayout>

澶嶅埗浠ｇ爜

鍚庨潰涓変釜Button鍙??鏄?帶鍒禩extView鐨剉isibility鐨勫睘鎬?/p>

package com.chindroid.visibility;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.TextView;
public class MainActivity extends Activity {
/** TextView2 */
private TextView mainTV2 = null;
聽聽 @Override
聽聽 public void onCreate(Bundle savedInstanceState) {
聽聽聽聽聽聽super.onCreate(savedInstanceState);
聽聽聽聽聽聽setContentView(R.layout.main);
聽聽聽聽聽聽
聽聽聽聽聽聽//鍒濆?鍖栨暟鎹?/li>
聽聽聽聽聽聽initData();
聽聽 }
聽聽 /** 鍒濆?鍖栨帶浠剁殑鏂规硶 */
private void initData() {
聽聽mainTV2 = (TextView)findViewById(R.id.mainTV2);
}
/**
聽聽* MainActivity涓?搷搴?lt;A class=relatedlink聽聽target=_blank>鎸夐挳</A>鐐瑰嚮浜嬩欢鐨勬柟娉?/li>
聽聽*
聽聽* @param v
聽聽*/
public void mianOnClickListener(View v){
聽聽switch (v.getId()){
聽聽case R.id.mainBtn1:{ //鎸夐挳1鐨勫搷搴斾簨浠?/li>
聽聽 //璁剧疆TextView2鍙??
聽聽 mainTV2.setVisibility(View.VISIBLE);
聽聽 break;
聽聽}
聽聽case R.id.mainBtn2:{ //鎸夐挳2鐨勫搷搴斾簨浠?/li>
聽聽 //璁剧疆TextView2涓嶅彲瑙?/li>
聽聽 mainTV2.setVisibility(View.INVISIBLE);
聽聽 break;
聽聽}
聽聽case R.id.mainBtn3:{ //鎸夐挳3鐨勫搷搴斾簨浠?/li>
聽聽 //璁剧疆TextView2闅愯棌
聽聽 mainTV2.setVisibility(View.GONE);
聽聽 break;
聽聽}
聽聽default:
聽聽 break;
聽聽}
}
}

澶嶅埗浠ｇ爜

鐢变簬绋嬪簭涓?鍚?姩涓や釜TextView閮芥槸鍙??鐨?br>
褰撴垜浠?偣鍑荤?1涓?寜閽?紝鎶奣extView2visibility灞炴?ц?缃?负INVISIBLE鏃讹紝绋嬪簭濡備笅濡備笅鍥炬墍绀猴細

褰撴垜浠?偣鍑荤?3涓?寜閽?紝鎶奣extView2visibility灞炴?ц?缃?负GONE鏃讹紝绋嬪簭濡備笅濡備笅鍥炬墍绀猴細

褰撴垜浠?啀鐐瑰嚮绗?涓?寜閽?紝鎶奣extView2visibility灞炴?ц?缃?负VISIBLE鏃讹紝TextView2鍙堝憟鐜板嚭鏉ヤ簡锛屽?涓嬪浘鎵?绀猴細

鐢变笂闈㈢殑婕旂ず鍙?煡
VISIBLE锛氳?缃?帶浠跺彲瑙?br> INVISIBLE锛氳?缃?帶浠朵笉鍙??
GONE锛氳?缃?帶浠堕殣钘?br>

鑰孖NVISIBLE鍜孏ONE鐨勪富瑕佸尯鍒?槸锛氬綋鎺т欢visibility灞炴?т负INVISIBLE鏃讹紝鐣岄潰淇濈暀浜唙iew鎺т欢鎵?鍗犳湁鐨勭┖闂达紱鑰屾帶浠跺睘鎬т负GONE鏃讹紝鐣岄潰鍒欎笉淇濈暀view鎺т欢鎵?鍗犳湁鐨勭┖闂淬??/p>