1.设置文本字体大小
1.1activity_text_size.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"> <TextView android:id="@+id/tv_px" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/hello" android:textSize="30px"/> <TextView android:id="@+id/tv_dp" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/hello" android:textSize="30dp"/> <TextView android:id="@+id/tv_sp" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/hello" android:textSize="30sp"/> </LinearLayout>
1.2TextSizeActivity.java
package com.example.chapter03; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.widget.TextView; public class TextSizeActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_text_size); /*TextView tv_px = findViewById(R.id.tv_px); tv_px.setTextSize(30);*/ } }
1.3AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.example.chapter03"> <application android:allowBackup="true" android:icon="@mipmap/ic_launcher" android:label="@string/app_name" android:roundIcon="@mipmap/ic_launcher_round" android:supportsRtl="true" android:theme="@style/Theme.MyApplication"> <activity android:name=".TextSizeActivity" android:exported="true"> <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> </application> </manifest>
标签:10,07,tv,text,px,TextSizeActivity,2022,import,onCreate From: https://www.cnblogs.com/pingfanliliang/p/16759533.html