TextView 에 표시하는 문자가 많아서 스크롤 기능을 넣었는데 안되네요. <div>.java 의 주석처리한 부분만 넣으면 앱이 종료되버립니다.</div> <div><br></div> <div><pre style="font-family:Consolas;font-size:12pt;"><br><span style="color:#000080;font-weight:bold;">public class </span>HelpActivity <span style="color:#000080;font-weight:bold;">extends </span>AppCompatActivity {<br><br> TextView <span style="color:#660e7a;font-weight:bold;">tv</span>;<br><br><span style="color:#808000;">@Override<br></span><span style="color:#808000;"> </span><span style="color:#000080;font-weight:bold;">protected void </span>onCreate(Bundle savedInstanceState) {<br><span style="color:#000080;font-weight:bold;">super</span>.onCreate(savedInstanceState);<br> setContentView(R.layout.<span style="color:#660e7a;font-weight:bold;font-style:italic;">activity_help</span>);<br><br><span style="color:#660e7a;font-weight:bold;">tv </span>= (TextView) findViewById(R.id.<span style="color:#660e7a;font-weight:bold;font-style:italic;">textView</span>);<br><span style="color:#808080;font-style:italic;">// tv.setMovementMethod(new ScrollingMovementMethod()); <br></span><span style="color:#808080;font-style:italic;"> </span>}<br>}</pre><pre style="font-family:Consolas;font-size:12pt;"><br></pre><pre style="font-family:Consolas;font-size:12pt;"> <<span style="color:#000080;font-weight:bold;">TextView<br></span><span style="color:#000080;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">android</span><span style="color:#0000ff;font-weight:bold;">:id=</span><span style="color:#008000;font-weight:bold;">"@+id/textView6"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">android</span><span style="color:#0000ff;font-weight:bold;">:layout_width=</span><span style="color:#008000;font-weight:bold;">"349dp"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">android</span><span style="color:#0000ff;font-weight:bold;">:layout_height=</span><span style="color:#008000;font-weight:bold;">"477dp"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">android</span><span style="color:#0000ff;font-weight:bold;">:layout_alignParentBottom=</span><span style="color:#008000;font-weight:bold;">"true"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">android</span><span style="color:#0000ff;font-weight:bold;">:layout_alignParentTop=</span><span style="color:#008000;font-weight:bold;">"true"<br></span><span style="color:#008000;font-weight:bold;"><br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">android</span><span style="color:#0000ff;font-weight:bold;">:layout_centerHorizontal=</span><span style="color:#008000;font-weight:bold;">"true"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">android</span><span style="color:#0000ff;font-weight:bold;">:layout_marginEnd=</span><span style="color:#008000;font-weight:bold;">"16dp"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">android</span><span style="color:#0000ff;font-weight:bold;">:scrollbars=</span><span style="color:#008000;font-weight:bold;">"vertical"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">android</span><span style="color:#0000ff;font-weight:bold;">:singleLine=</span><span style="color:#008000;font-weight:bold;">"false"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">android</span><span style="color:#0000ff;font-weight:bold;">:text=</span><span style="color:#008000;font-weight:bold;">"</span><span style="color:#008000;font-weight:bold;">"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">android</span><span style="color:#0000ff;font-weight:bold;">:textSize=</span><span style="color:#008000;font-weight:bold;">"18dp"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">app</span><span style="color:#0000ff;font-weight:bold;">:layout_constraintBottom_toBottomOf=</span><span style="color:#008000;font-weight:bold;">"parent"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">app</span><span style="color:#0000ff;font-weight:bold;">:layout_constraintEnd_toEndOf=</span><span style="color:#008000;font-weight:bold;">"parent"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">app</span><span style="color:#0000ff;font-weight:bold;">:layout_constraintLeft_toLeftOf=</span><span style="color:#008000;font-weight:bold;">"parent"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">app</span><span style="color:#0000ff;font-weight:bold;">:layout_constraintTop_toTopOf=</span><span style="color:#008000;font-weight:bold;">"parent"<br></span><span style="color:#008000;font-weight:bold;"> </span><span style="color:#660e7a;font-weight:bold;">app</span><span style="color:#0000ff;font-weight:bold;">:layout_constraintVertical_bias=</span><span style="color:#008000;font-weight:bold;">"1.0" </span>/><br></pre></div>
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