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September 25, 2018 07:53
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package fi.example.app; | |
import android.Manifest; | |
import android.annotation.SuppressLint; | |
import android.content.Intent; | |
import android.content.pm.PackageManager; | |
import android.net.Uri; | |
import android.os.Environment; | |
import android.provider.MediaStore; | |
import android.support.v4.app.ActivityCompat; | |
import android.support.v4.content.ContextCompat; | |
import android.support.v4.content.FileProvider; | |
import android.support.v7.app.ActionBar; | |
import android.support.v7.app.AppCompatActivity; | |
import android.os.Bundle; | |
import android.os.Handler; | |
import android.util.Log; | |
import android.view.MotionEvent; | |
import android.view.View; | |
import android.webkit.ConsoleMessage; | |
import android.webkit.WebChromeClient; | |
import android.webkit.WebSettings; | |
import android.webkit.WebView; | |
import android.webkit.WebViewClient; | |
import java.io.File; | |
import java.io.IOException; | |
import java.io.InputStream; | |
import java.net.URLConnection; | |
import java.text.SimpleDateFormat; | |
import java.util.ArrayList; | |
import java.util.Date; | |
import java.util.List; | |
/** | |
* An example full-screen activity that shows and hides the system UI (i.e. | |
* status bar and navigation/system bar) with user interaction. | |
*/ | |
public class FullscreenActivity extends AppCompatActivity { | |
private final String appUrl = "file:///android_asset/index.html"; | |
private SimpleEula eula; | |
/** | |
* Whether or not the system UI should be auto-hidden after | |
* {@link #AUTO_HIDE_DELAY_MILLIS} milliseconds. | |
*/ | |
private static final boolean AUTO_HIDE = true; | |
/** | |
* If {@link #AUTO_HIDE} is set, the number of milliseconds to wait after | |
* user interaction before hiding the system UI. | |
*/ | |
private static final int AUTO_HIDE_DELAY_MILLIS = 3000; | |
/** | |
* Some older devices needs a small delay between UI widget updates | |
* and a change of the status and navigation bar. | |
*/ | |
private static final int UI_ANIMATION_DELAY = 300; | |
private final Handler mHideHandler = new Handler(); | |
private WebView webView; | |
private WebViewClient webViewClient; | |
private final Runnable mHidePart2Runnable = new Runnable() { | |
@SuppressLint("InlinedApi") | |
@Override | |
public void run() { | |
// Delayed removal of status and navigation bar | |
// Note that some of these constants are new as of API 16 (Jelly Bean) | |
// and API 19 (KitKat). It is safe to use them, as they are inlined | |
// at compile-time and do nothing on earlier devices. | |
webView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE | |
| View.SYSTEM_UI_FLAG_FULLSCREEN | |
| View.SYSTEM_UI_FLAG_LAYOUT_STABLE | |
| View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY | |
| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION | |
| View.SYSTEM_UI_FLAG_HIDE_NAVIGATION); | |
} | |
}; | |
private View mControlsView; | |
private final Runnable mShowPart2Runnable = new Runnable() { | |
@Override | |
public void run() { | |
// Delayed display of UI elements | |
ActionBar actionBar = getSupportActionBar(); | |
if (actionBar != null) { | |
actionBar.show(); | |
} | |
mControlsView.setVisibility(View.VISIBLE); | |
} | |
}; | |
private boolean mVisible; | |
private final Runnable mHideRunnable = new Runnable() { | |
@Override | |
public void run() { | |
hide(); | |
mHideHandler.postDelayed(this, 1000); | |
} | |
}; | |
/** | |
* Touch listener to use for in-layout UI controls to delay hiding the | |
* system UI. This is to prevent the jarring behavior of controls going away | |
* while interacting with activity UI. | |
*/ | |
private final View.OnTouchListener mDelayHideTouchListener = new View.OnTouchListener() { | |
@Override | |
public boolean onTouch(View view, MotionEvent motionEvent) { | |
if (AUTO_HIDE) { | |
delayedHide(AUTO_HIDE_DELAY_MILLIS); | |
} | |
return false; | |
} | |
}; | |
@Override | |
protected void onResume() { | |
super.onResume(); | |
Intent appLinkIntent = getIntent(); | |
String appLinkAction = appLinkIntent.getAction(); | |
Uri appLinkData = appLinkIntent.getData(); | |
if (Intent.ACTION_VIEW.equals(appLinkAction) && appLinkData != null) { | |
String url = App.appInstance.getTokenLoginUrl(); | |
if (url.length() == 0) { | |
App.appInstance.setTokenLoginUrl(appLinkData.toString()); | |
webView.loadUrl(appUrl); | |
} | |
} | |
} | |
@Override | |
protected void onCreate(Bundle savedInstanceState) { | |
super.onCreate(savedInstanceState); | |
setContentView(R.layout.activity_fullscreen); | |
webView = findViewById(R.id.webView); | |
eula = new SimpleEula(this); | |
eula.show(); | |
mVisible = true; | |
mControlsView = findViewById(R.id.fullscreen_content_controls); | |
webView = findViewById(R.id.webView); | |
// Upon interacting with UI controls, delay any scheduled hide() | |
// operations to prevent the jarring behavior of controls going away | |
// while interacting with the UI. | |
findViewById(R.id.dummy_button).setOnTouchListener(mDelayHideTouchListener); | |
} | |
public void onEulaAccepted() { | |
webView.setWebViewClient(new WebViewClient() { | |
@Override | |
public boolean shouldOverrideUrlLoading(WebView view, String url) { | |
if (url.startsWith(appUrl) || url.startsWith("file://")) { | |
return false; | |
} | |
Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url)); | |
startActivity(intent); | |
return true; | |
} | |
}); | |
webView.setWebChromeClient(new WebChromeClient() { | |
public boolean onConsoleMessage(ConsoleMessage msg) { | |
return false; | |
} | |
}); | |
webView.setWebContentsDebuggingEnabled(true); | |
WebSettings ws = webView.getSettings(); | |
ws.setLoadsImagesAutomatically(true); | |
ws.setJavaScriptEnabled(true); | |
ws.setAppCacheEnabled(false); | |
ws.setCacheMode(WebSettings.LOAD_NO_CACHE); | |
ws.setAllowFileAccessFromFileURLs(true); | |
ws.setAllowFileAccess(true); | |
ws.setAllowUniversalAccessFromFileURLs(true); | |
Intent appLinkIntent = getIntent(); | |
String appLinkAction = appLinkIntent.getAction(); | |
Uri appLinkData = appLinkIntent.getData(); | |
if (Intent.ACTION_VIEW.equals(appLinkAction) && appLinkData != null) { | |
App.appInstance.setTokenLoginUrl(appLinkData.toString()); | |
} | |
webView.loadUrl(appUrl); | |
webView.addJavascriptInterface(new WebAppInterface(this), "webApp"); | |
} | |
@Override | |
protected void onPostCreate(Bundle savedInstanceState) { | |
super.onPostCreate(savedInstanceState); | |
// Trigger the initial hide() shortly after the activity has been | |
// created, to briefly hint to the user that UI controls | |
// are available. | |
delayedHide(100); | |
} | |
private void hide() { | |
// Hide UI first | |
ActionBar actionBar = getSupportActionBar(); | |
if (actionBar != null) { | |
actionBar.hide(); | |
} | |
mControlsView.setVisibility(View.GONE); | |
mVisible = false; | |
// Schedule a runnable to remove the status and navigation bar after a delay | |
mHideHandler.removeCallbacks(mShowPart2Runnable); | |
mHideHandler.postDelayed(mHidePart2Runnable, UI_ANIMATION_DELAY); | |
} | |
@SuppressLint("InlinedApi") | |
private void show() { | |
// Show the system bar | |
webView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | |
| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION); | |
mVisible = true; | |
// Schedule a runnable to display UI elements after a delay | |
mHideHandler.removeCallbacks(mHidePart2Runnable); | |
mHideHandler.postDelayed(mShowPart2Runnable, UI_ANIMATION_DELAY); | |
} | |
/** | |
* Schedules a call to hide() in delay milliseconds, canceling any | |
* previously scheduled calls. | |
*/ | |
private void delayedHide(int delayMillis) { | |
mHideHandler.removeCallbacks(mHideRunnable); | |
mHideHandler.postDelayed(mHideRunnable, delayMillis); | |
} | |
} |
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