android的基础 4

android的基础 4

TextView

 android:maxLines="1"  //最多一行android:maxLines="1" android:ellipsize="end"  //一行超出出现省略号//一行跑马灯
android:layout_width="300dp"
android:layout_height="wrap_content"
android:text="红尘紫红尘紫红尘红尘紫红尘紫红尘尘红尘红尘紫红尘紫红尘尘红尘尘红尘"
android:textColor="#000"
android:textSize="24sp"
android:background="#ff00ff00"
android:ellipsize="marquee"
android:focusable="true"
android:focusableInTouchMode="true"
android:marqueeRepeatLimit="marquee_forever"
android:textIsSelectable="true"
android:singleLine="true"private TextView tv_4;
tv_4= this.<TextView>findViewById(R.id.tv_5);
Paint().setFlags(Paint.STRIKE_THRU_TEXT_FLAG);//中划线
Paint().setAntiAlias(true);//去除锯齿tv_6= this.<TextView>findViewById(R.id.tv_6);
Paint().setFlags(Paint.UNDERLINE_TEXT_FLAG);//下划线tv_7= this.<TextView>findViewById(R.id.tv_7);
tv_7.setText("红尘紫陌");//没有下划线tv_8= this.<TextView>findViewById(R.id.tv_8);
tv_8.setText(Html.fromHtml("<u>红尘紫陌</u>",1));//有下划线

//监听点击事件，跳转到另一个Activity
mBtnText= this.<Button>findViewById(R.id.btn1);mBtnText.setOnClickListener(new View.OnClickListener(){@Overridepublic void onClick(View v){/*跳转到text演示界面*/Intent intent=new Intent(MainActivity.this,TextActivity.class);startActivity(intent);}});