private void bounceBackHeader() {
int yTranslate =
state == State.REFRESHING
? header.getHeight() - headerContainer.getHeight()
: -headerContainer.getHeight() - headerContainer.getTop();
TranslateAnimation bounceAnimation =
new TranslateAnimation(
TranslateAnimation.ABSOLUTE,
0,
TranslateAnimation.ABSOLUTE,
0,
TranslateAnimation.ABSOLUTE,
0,
TranslateAnimation.ABSOLUTE,
yTranslate);
bounceAnimation.setDuration(BOUNCE_ANIMATION_DURATION);
bounceAnimation.setFillEnabled(true);
bounceAnimation.setFillAfter(false);
bounceAnimation.setFillBefore(true);
bounceAnimation.setInterpolator(new OvershootInterpolator(BOUNCE_OVERSHOOT_TENSION));
bounceAnimation.setAnimationListener(new HeaderAnimationListener(yTranslate));
startAnimation(bounceAnimation);
}
private void init() {
setVerticalFadingEdgeEnabled(false);
headerContainer =
(LinearLayout) LayoutInflater.from(getContext()).inflate(R.layout.ptr_header, null);
header = (RelativeLayout) headerContainer.findViewById(R.id.ptr_id_header);
text = (TextView) header.findViewById(R.id.ptr_id_text);
lastUpdatedTextView = (TextView) header.findViewById(R.id.ptr_id_last_updated);
image = (ImageView) header.findViewById(R.id.ptr_id_image);
spinner = (ProgressBar) header.findViewById(R.id.ptr_id_spinner);
pullToRefreshText = getContext().getString(R.string.ptr_pull_to_refresh);
releaseToRefreshText = getContext().getString(R.string.ptr_release_to_refresh);
refreshingText = getContext().getString(R.string.ptr_refreshing);
lastUpdatedText = getContext().getString(R.string.ptr_last_updated);
flipAnimation =
new RotateAnimation(
0,
-180,
RotateAnimation.RELATIVE_TO_SELF,
0.5f,
RotateAnimation.RELATIVE_TO_SELF,
0.5f);
flipAnimation.setInterpolator(new LinearInterpolator());
flipAnimation.setDuration(ROTATE_ARROW_ANIMATION_DURATION);
flipAnimation.setFillAfter(true);
reverseFlipAnimation =
new RotateAnimation(
-180,
0,
RotateAnimation.RELATIVE_TO_SELF,
0.5f,
RotateAnimation.RELATIVE_TO_SELF,
0.5f);
reverseFlipAnimation.setInterpolator(new LinearInterpolator());
reverseFlipAnimation.setDuration(ROTATE_ARROW_ANIMATION_DURATION);
reverseFlipAnimation.setFillAfter(true);
addHeaderView(headerContainer);
setState(State.PULL_TO_REFRESH);
scrollbarEnabled = isVerticalScrollBarEnabled();
ViewTreeObserver vto = header.getViewTreeObserver();
vto.addOnGlobalLayoutListener(new PTROnGlobalLayoutListener());
super.setOnItemClickListener(new PTROnItemClickListener());
super.setOnItemLongClickListener(new PTROnItemLongClickListener());
}
public void doNav() {
String url = urlField.getText().toString();
if (URLUtil.isValidUrl(url) == false) {
url = "http://" + url;
}
urlField.setText(url);
webView.requestFocus();
webView.loadUrl(url);
navbar.startAnimation(slideUp);
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
linearLayout = (LinearLayout) findViewById(R.id.linearLayout);
linearLayout.setBackgroundColor(Color.BLACK);
// Navbar setup
navbar = (LinearLayout) findViewById(R.id.navbar);
goButton = (Button) findViewById(R.id.go_button);
urlField = (EditText) findViewById(R.id.url);
goButton.setOnClickListener(
new View.OnClickListener() {
public void onClick(View v) {
doNav();
}
});
urlField.setOnEditorActionListener(
new OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
boolean handled = false;
if (actionId == EditorInfo.IME_ACTION_GO) {
doNav();
handled = true;
}
return handled;
}
});
SharedPreferences settings = getSharedPreferences(PREFS_NAME, 0);
String lastUrl = settings.getString("lastUrl", "");
urlField.setText(lastUrl);
// Navbar animation settings
AnimationListener slideListener =
new AnimationListener() {
@Override
public void onAnimationEnd(Animation animation) {
if (animation.equals(slideUp)) {
navbar.setVisibility(View.GONE);
}
}
@Override
public void onAnimationRepeat(Animation animation) {}
@Override
public void onAnimationStart(Animation animation) {
if (animation.equals(slideDown)) {
navbar.setVisibility(View.VISIBLE);
}
}
};
slideUp =
new TranslateAnimation(
Animation.RELATIVE_TO_SELF,
0.0f,
Animation.RELATIVE_TO_SELF,
0.0f,
Animation.RELATIVE_TO_SELF,
0.0f,
Animation.RELATIVE_TO_SELF,
-1.0f);
slideUp.setDuration(500);
slideUp.setAnimationListener(slideListener);
slideDown =
new TranslateAnimation(
Animation.RELATIVE_TO_SELF,
0.0f,
Animation.RELATIVE_TO_SELF,
0.0f,
Animation.RELATIVE_TO_SELF,
-1.0f,
Animation.RELATIVE_TO_SELF,
0.0f);
slideDown.setDuration(500);
slideDown.setAnimationListener(slideListener);
// WebView setup
webView = (WebView) findViewById(R.id.webView);
WebSettings webSettings = webView.getSettings();
webView.setWebChromeClient(new WebChromeClient());
webView.setWebViewClient(
new WebViewClient() {
@Override
public void onPageFinished(WebView view, String url) {
Log.d("scale", view.getScale() + "");
Log.d("pageFinished", url);
view.setInitialScale(70);
if (url.equalsIgnoreCase(HOME_PAGE)) {
// navbar.setVisibility(View.VISIBLE);
navbar.startAnimation(slideDown);
}
}
@Override
public void onScaleChanged(WebView view, float oldScale, float newScale) {
Log.d("scale changed", oldScale + " - " + newScale);
if (newScale > 0.7) {
Log.d("scale", "reset");
// view.setInitialScale(70);
}
}
});
webView.setInitialScale(70);
webView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
webView.setVerticalScrollBarEnabled(false);
webView.setScrollBarStyle(WebView.SCROLLBARS_OUTSIDE_OVERLAY);
webView.setOverScrollMode(WebView.OVER_SCROLL_NEVER);
webSettings.setBuiltInZoomControls(true);
webSettings.setDisplayZoomControls(false);
webSettings.setSupportZoom(true);
webSettings.setCacheMode(WebSettings.LOAD_NO_CACHE);
webSettings.setPluginState(WebSettings.PluginState.ON);
webSettings.setJavaScriptEnabled(true);
webSettings.setDomStorageEnabled(true);
webSettings.setDatabaseEnabled(true);
webSettings.setDatabasePath(
"/data/data/" + webView.getContext().getPackageName() + "/databases/");
webSettings.setSaveFormData(false);
webSettings.setLightTouchEnabled(false);
webSettings.setLayoutAlgorithm(LayoutAlgorithm.NORMAL);
webSettings.setRenderPriority(RenderPriority.HIGH);
webSettings.setUserAgentString(
"Mozilla/5.0 (X11; Linux i686) AppleWebKit/534.24 (KHTML, like Gecko) Chrome/11.0.696.77 Large Screen Safari/534.24 GoogleTV");
final Intent intent = getIntent();
if ((intent.getAction() == Intent.ACTION_VIEW) && (intent.getData() != null)) {
final String url = intent.getDataString();
urlField.setText(url);
webView.loadUrl(url);
navbar.setVisibility(View.GONE);
} else {
webView.loadUrl(HOME_PAGE);
}
webView.requestFocus();
}