/
MainActivity.java
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/
MainActivity.java
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/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package com.mozilla.servo;
import android.app.Activity;
import android.content.Context;
import android.net.Uri;
import android.os.Bundle;
import android.system.ErrnoException;
import android.system.Os;
import android.view.View;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputMethodManager;
import android.webkit.URLUtil;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ProgressBar;
import com.mozilla.servoview.ServoView;
import com.mozilla.servoview.Servo;
import java.io.File;
public class MainActivity extends Activity implements Servo.Client {
private static final String LOGTAG = "MainActivity";
ServoView mServoView;
Button mBackButton;
Button mFwdButton;
Button mReloadButton;
Button mStopButton;
EditText mUrlField;
ProgressBar mProgressBar;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mServoView = findViewById(R.id.servoview);
mBackButton = findViewById(R.id.backbutton);
mFwdButton = findViewById(R.id.forwardbutton);
mReloadButton = findViewById(R.id.reloadbutton);
mStopButton = findViewById(R.id.stopbutton);
mUrlField = findViewById(R.id.urlfield);
mProgressBar = findViewById(R.id.progressbar);
mBackButton.setEnabled(false);
mFwdButton.setEnabled(false);
mServoView.setClient(this);
mServoView.requestFocus();
if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.O) {
File sdcard = getExternalFilesDir("");
String host = sdcard.toPath().resolve("android_hosts").toString();
try {
Os.setenv("HOST_FILE", host, false);
} catch (ErrnoException e) {
e.printStackTrace();
}
}
String args = getIntent().getStringExtra("servoargs");
mServoView.setServoArgs(args);
setupUrlField();
}
private void setupUrlField() {
mUrlField.setOnEditorActionListener((v, actionId, event) -> {
if (actionId == EditorInfo.IME_ACTION_DONE) {
loadUrlFromField();
mServoView.requestFocus();
return true;
}
return false;
});
mUrlField.setOnFocusChangeListener((v, hasFocus) -> {
if(v.getId() == R.id.urlfield && !hasFocus) {
InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
assert imm != null;
imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
}
});
}
private void loadUrlFromField() {
String text = mUrlField.getText().toString();
text = text.trim();
String uri;
if (text.contains(" ") || !text.contains(".")) {
uri = URLUtil.composeSearchUrl(text, "https://duckduckgo.com/html/?q=%s", "%s");
} else {
uri = URLUtil.guessUrl(text);
}
mServoView.loadUri(Uri.parse(uri));
}
// From activity_main.xml:
public void onReloadClicked(View v) {
mServoView.reload();
}
public void onBackClicked(View v) {
mServoView.goBack();
}
public void onForwardClicked(View v) {
mServoView.goForward();
}
public void onStopClicked(View v) {
mServoView.stop();
}
@Override
public void onLoadStarted() {
mReloadButton.setEnabled(false);
mStopButton.setEnabled(true);
mReloadButton.setVisibility(View.GONE);
mStopButton.setVisibility(View.VISIBLE);
mProgressBar.setVisibility(View.VISIBLE);
}
@Override
public void onLoadEnded() {
mReloadButton.setEnabled(true);
mStopButton.setEnabled(false);
mReloadButton.setVisibility(View.VISIBLE);
mStopButton.setVisibility(View.GONE);
mProgressBar.setVisibility(View.INVISIBLE);
}
@Override
public void onTitleChanged(String title) {
}
@Override
public void onUrlChanged(String url) {
mUrlField.setText(url);
}
@Override
public void onHistoryChanged(boolean canGoBack, boolean canGoForward) {
mBackButton.setEnabled(canGoBack);
mFwdButton.setEnabled(canGoForward);
}
@Override
public void onPause() {
mServoView.onPause();
super.onPause();
}
@Override
public void onResume() {
mServoView.onResume();
super.onResume();
}
}