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package com.example.ceshi;
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import android.content.Intent;
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import android.os.Bundle;
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import android.webkit.WebView;
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import android.webkit.WebViewClient;
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import androidx.appcompat.app.AppCompatActivity;
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public class WebViewActivity extends AppCompatActivity {
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private WebView mWebView;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_web_view);
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mWebView = (WebView) findViewById(R.id.web_view);
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Intent intent = getIntent();
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String url = "http://www.baidu.com";//intent.getStringExtra("url");
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mWebView.loadUrl(url);
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mWebView.getSettings().setJavaScriptEnabled(true);
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mWebView.setWebViewClient(new WebViewClient(){
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});
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}
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@Override
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public void onBackPressed() {
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if (mWebView != null && mWebView.canGoBack()){
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mWebView.goBack();
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}else {
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super.onBackPressed();
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}
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}
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}
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@ -1,13 +1,33 @@
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package com.example.ceshi;
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import android.content.Intent;
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import android.os.Bundle;
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import android.view.View;
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import android.widget.Button;
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import android.widget.EditText;
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import androidx.appcompat.app.AppCompatActivity;
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public class second extends AppCompatActivity {
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private EditText mEditUrl;
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private Button mBtnOpen;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.secondview);
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mEditUrl = (EditText) findViewById(R.id.edit_url);
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mBtnOpen = (Button) findViewById(R.id.btn_open);
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mBtnOpen.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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Intent intent = new Intent(second.this, WebViewActivity.class);
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String url = "http://www.baidu.com";//mEditUrl.getText().toString();
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intent.putExtra("url", url);
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startActivity(intent);
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}
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});
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}
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}
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@ -0,0 +1,9 @@
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<?xml version="1.0" encoding="utf-8"?>
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<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
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android:layout_width="match_parent"
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android:layout_height="match_parent">
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<WebView
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android:id="@+id/web_view"
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android:layout_width="match_parent"
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android:layout_height="match_parent"/>
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</androidx.constraintlayout.widget.ConstraintLayout>
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@ -1,27 +1,46 @@
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<?xml version="1.0" encoding="utf-8"?>
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<androidx.constraintlayout.widget.ConstraintLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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xmlns:tools="http://schemas.android.com/tools"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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tools:context=".first">
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<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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xmlns:tools="http://schemas.android.com/tools"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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tools:context=".first">
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<TextView
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android:id="@+id/five"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:text="水果百科"
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android:textSize="25dp"
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android:textColor="#663399"
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app:layout_constraintBottom_toBottomOf="parent"
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app:layout_constraintLeft_toLeftOf="parent"
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app:layout_constraintRight_toRightOf="parent"
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app:layout_constraintTop_toTopOf="parent" app:layout_constraintHorizontal_bias="0.497"
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app:layout_constraintVertical_bias="0.499"/>
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<SearchView
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android:layout_width="407dp"
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android:layout_height="100dp"
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android:background="@drawable/green" tools:layout_editor_absoluteY="1dp" tools:layout_editor_absoluteX="1dp"
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tools:ignore="MissingConstraints"/>
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android:id="@+id/five"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_marginBottom="349dp"
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android:text="水果百科"
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android:textColor="#663399"
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android:textSize="25dp"
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app:layout_constraintBottom_toBottomOf="parent"
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app:layout_constraintHorizontal_bias="0.497"
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app:layout_constraintLeft_toLeftOf="parent"
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app:layout_constraintRight_toRightOf="parent"
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app:layout_constraintTop_toBottomOf="@+id/edit_url"
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app:layout_constraintVertical_bias="0.499" />
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<EditText
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android:id="@+id/edit_url"
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android:layout_width="0dp"
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android:layout_height="200dp"
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android:layout_marginBottom="59dp"
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app:layout_constraintBottom_toTopOf="@+id/btn_open"
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app:layout_constraintEnd_toEndOf="parent"
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app:layout_constraintStart_toStartOf="parent"
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app:layout_constraintTop_toTopOf="parent" />
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<Button
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android:id="@+id/btn_open"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_marginBottom="573dp"
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android:text="Button"
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app:layout_constraintBottom_toBottomOf="parent"
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app:layout_constraintEnd_toEndOf="parent"
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app:layout_constraintStart_toStartOf="parent"
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app:layout_constraintTop_toBottomOf="@+id/edit_url" />
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</androidx.constraintlayout.widget.ConstraintLayout>
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@ -0,0 +1,2 @@
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<?xml version="1.0" encoding="utf-8"?>
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<resources></resources>
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