@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
restored = false;
isFullscreen = getFullscreenPreferences();
UIHelper.ToggleFullscreen(this, isFullscreen);
UIHelper.SetTheme(this, R.layout.activity_display_light_novel_content);
UIHelper.SetActionBarDisplayHomeAsUp(this, true);
// UI Helper
uih = new DisplayNovelContentUIHelper(this);
uih.prepareCompatSearchBox(webView);
uih.prepareTopDownButton();
// custom link handler
client = new BakaTsukiWebViewClient(this);
webView = (NonLeakingWebView) findViewById(R.id.webViewContent);
webView.setWebViewClient(client);
webView.setWebChromeClient(new BakaTsukiWebChromeClient(this));
loadingText = (TextView) findViewById(R.id.emptyList);
loadingBar = (ProgressBar) findViewById(R.id.loadProgress);
tts = new DisplayNovelContentTTSHelper(this);
Log.d(TAG, "OnCreate Completed.");
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
boolean useVolumeRocker =
PreferenceManager.getDefaultSharedPreferences(this)
.getBoolean(Constants.PREF_USE_VOLUME_FOR_SCROLL, false);
if (useVolumeRocker) {
int scrollSize = UIHelper.getIntFromPreferences(Constants.PREF_SCROLL_SIZE, 5) * 100;
boolean invertScroll =
PreferenceManager.getDefaultSharedPreferences(this)
.getBoolean(Constants.PREF_INVERT_SCROLL, false);
if (invertScroll) scrollSize = scrollSize * -1;
if (keyCode == KeyEvent.KEYCODE_VOLUME_UP) {
webView.flingScroll(0, -scrollSize);
Log.d("Volume", "Up Pressed");
return true;
} else if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN) {
webView.flingScroll(0, +scrollSize);
Log.d("Volume", "Down Pressed");
return true;
} else return super.onKeyDown(keyCode, event);
}
return super.onKeyDown(keyCode, event);
}
@Override
protected void onDestroy() {
if (webView != null) {
RelativeLayout rootView = (RelativeLayout) findViewById(R.id.rootView);
rootView.removeView(webView);
webView.removeAllViews();
webView.destroy();
}
tts.unbindTtsService();
getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
super.onDestroy();
}
public void toggleProgressBar(boolean show) {
if (webView == null || loadingBar == null || loadingText == null) return;
synchronized (this) {
if (show) {
loadingText.setVisibility(TextView.VISIBLE);
loadingBar.setVisibility(ProgressBar.VISIBLE);
webView.setVisibility(ListView.GONE);
} else {
loadingText.setVisibility(TextView.GONE);
loadingBar.setVisibility(ProgressBar.GONE);
webView.setVisibility(ListView.VISIBLE);
}
}
}
// region Search box
@SuppressWarnings("deprecation")
private void showSearchBox() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) webView.showFindDialog("", true);
else {
RelativeLayout searchBox = (RelativeLayout) findViewById(R.id.searchBox);
searchBox.setVisibility(View.VISIBLE);
}
}
/**
* Load chapter from DB
*
* @param pageModel
* @param refresh
*/
@SuppressLint("NewApi")
private void executeTask(PageModel pageModel, boolean refresh) {
NonLeakingWebView webView = (NonLeakingWebView) findViewById(R.id.webViewContent);
if (pageModel.isExternal()) {
loadExternalUrl(pageModel, refresh);
} else {
isPageLoaded = false;
task = new LoadNovelContentTask(pageModel, refresh, this);
String key = TAG + ":" + pageModel.getPage();
boolean isAdded = LNReaderApplication.getInstance().addTask(key, task);
if (isAdded) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB)
task.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
else task.execute();
} else {
if (UIHelper.getColorPreferences(this))
webView.loadData(
"<p style='background: black; color: white;'>"
+ getResources().getString(R.string.background_task_load)
+ "</p>",
"text/html",
"utf-8");
else
webView.loadData(
"<p style='background: white; color: black;'>"
+ getResources().getString(R.string.background_task_load)
+ "</p>",
"text/html",
"utf-8");
LoadNovelContentTask tempTask =
(LoadNovelContentTask) LNReaderApplication.getInstance().getTask(key);
if (tempTask != null) {
task = tempTask;
task.owner = this;
}
toggleProgressBar(true);
}
}
setPrevNextButtonState(pageModel);
}
/** Setup webView */
@SuppressLint({"NewApi", "SetJavaScriptEnabled"})
private void setWebViewSettings() {
NonLeakingWebView wv = (NonLeakingWebView) findViewById(R.id.webViewContent);
wv.getSettings().setAllowFileAccess(true);
wv.getSettings().setSupportZoom(UIHelper.getZoomPreferences(this));
wv.getSettings().setBuiltInZoomControls(UIHelper.getZoomPreferences(this));
wv.setDisplayZoomControl(UIHelper.getZoomControlPreferences(this));
wv.getSettings().setLoadWithOverviewMode(true);
// wv.getSettings().setUseWideViewPort(true);
wv.getSettings().setLoadsImagesAutomatically(getShowImagesPreferences());
if (UIHelper.getColorPreferences(this)) wv.setBackgroundColor(0);
wv.getSettings().setJavaScriptEnabled(true);
if (isPageLoaded)
wv.loadUrl("javascript:toogleEnableBookmark(" + getBookmarkPreferences() + ")");
}
/**
* Load chapter for external url (not hosted in Baka-Tsuki). Used local cache if available
* (wac/mht).
*
* @param pageModel
* @param refresh
*/
public void loadExternalUrl(PageModel pageModel, boolean refresh) {
try {
// check if .wac available
String url = pageModel.getPage();
String wacName = Util.getSavedWacName(url);
final NonLeakingWebView wv = (NonLeakingWebView) findViewById(R.id.webViewContent);
if (!Util.isStringNullOrEmpty(wacName) && !refresh) {
client.setExternalNeedSave(false);
String[] urlParts = url.split("#", 2);
if (urlParts.length == 2) {
executeLoadWacTask(wacName, urlParts[1], url);
} else executeLoadWacTask(wacName, "", url);
} else {
if (refresh) {
Toast.makeText(this, "Refreshing WAC: " + wacName, Toast.LENGTH_SHORT).show();
Log.i(TAG, "Refreshing WAC: " + wacName);
} else {
Log.w(TAG, "WAC not available: " + wacName);
}
client.setExternalNeedSave(true);
setWebViewSettings();
wv.loadUrl(url);
Intent currIntent = this.getIntent();
currIntent.putExtra(Constants.EXTRA_PAGE, url);
currIntent.putExtra(Constants.EXTRA_PAGE_IS_EXTERNAL, true);
}
setChapterTitle(pageModel);
buildTOCMenu(pageModel);
content = null;
} catch (Exception ex) {
Log.e(TAG, "Cannot load external content: " + pageModel.getPage(), ex);
}
}
/**
* Used to move to the last read position upon receiving load complete event from webView client
*/
public void notifyLoadComplete() {
isPageLoaded = true;
if (webView != null && content != null) {
// move to last read paragraph, delay after webView load the pages.
webView.postDelayed(
new Runnable() {
@Override
public void run() {
int y = getIntent().getIntExtra(Constants.EXTRA_P_INDEX, content.getLastYScroll());
Log.d(TAG, "notifyLoadComplete(): Move to the saved pos: " + y);
webView.loadUrl("javascript:goToParagraph(" + y + ")");
}
},
UIHelper.getIntFromPreferences(Constants.PREF_KITKAT_WEBVIEW_FIX_DELAY, 500) + 100);
}
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
super.onPrepareOptionsMenu(menu);
_menu = menu;
try {
if (content != null) {
setPrevNextButtonState(content.getPageModel());
_menu.findItem(R.id.menu_save_external).setVisible(false);
_menu.findItem(R.id.menu_browser_back).setVisible(false);
} else {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB)
_menu.findItem(R.id.menu_save_external).setVisible(true);
_menu.findItem(R.id.menu_browser_back).setVisible(true);
if (webView != null) _menu.findItem(R.id.menu_browser_back).setEnabled(webView.canGoBack());
}
} catch (Exception e) {
Log.w(TAG, "Cannot get current page model");
}
return true;
}
/**
* Setup the chapter from DB, Internal page only Including JS for Bookmark highlighting, last read
* position, and CSS
*
* @param loadedContent
*/
@SuppressLint("NewApi")
public void setContent(NovelContentModel loadedContent) {
this.content = loadedContent;
try {
PageModel pageModel = content.getPageModel();
if (content.getLastUpdate().getTime() < pageModel.getLastUpdate().getTime())
Toast.makeText(
this,
getResources()
.getString(
R.string.content_may_updated,
content.getLastUpdate().toString(),
pageModel.getLastUpdate().toString()),
Toast.LENGTH_LONG)
.show();
// load the contents here
final NonLeakingWebView wv = (NonLeakingWebView) findViewById(R.id.webViewContent);
setWebViewSettings();
int lastPos = content.getLastYScroll();
int pIndex = getIntent().getIntExtra(Constants.EXTRA_P_INDEX, -1);
if (pIndex > 0) lastPos = pIndex;
if (content.getLastZoom() > 0) {
wv.setInitialScale((int) (content.getLastZoom() * 100));
} else {
wv.setInitialScale(100);
}
StringBuilder html = new StringBuilder();
html.append("<html><head>");
html.append(DisplayNovelContentHtmlHelper.getCSSSheet());
html.append(DisplayNovelContentHtmlHelper.getViewPortMeta());
html.append(
DisplayNovelContentHtmlHelper.prepareJavaScript(
lastPos, content.getBookmarks(), getBookmarkPreferences()));
html.append("</head><body onclick='toogleHighlight(this, event);' onload='setup();'>");
html.append(content.getContent());
html.append("</body></html>");
wv.loadDataWithBaseURL(
UIHelper.getBaseUrl(this),
html.toString(),
"text/html",
"utf-8",
NonLeakingWebView.PREFIX_PAGEMODEL + content.getPage());
setChapterTitle(pageModel);
Log.d(
TAG,
"Load Content: "
+ content.getLastXScroll()
+ " "
+ content.getLastYScroll()
+ " "
+ content.getLastZoom());
buildTOCMenu(pageModel);
buildBookmarkMenu();
invalidateOptionsMenu();
Log.d(TAG, "Loaded: " + content.getPage());
Intent currIntent = this.getIntent();
currIntent.putExtra(Constants.EXTRA_PAGE, content.getPage());
currIntent.putExtra(Constants.EXTRA_PAGE_IS_EXTERNAL, false);
} catch (Exception e) {
Log.e(TAG, "Cannot load content.", e);
}
}
public void searchNext(View view) {
webView.findNext(true);
}
public void searchPrev(View view) {
webView.findNext(false);
}
public void goTop(View view) {
webView.pageUp(true);
}
/** Update last read chapter and the position. Run async */
@SuppressWarnings("deprecation")
public void setLastReadState() {
NonLeakingWebView wv = (NonLeakingWebView) findViewById(R.id.webViewContent);
final float currentScale = wv.getScale();
final int lastY = wv.getScrollY() + wv.getBottom();
final int contentHeight = wv.getContentHeight();
new Thread(
new Runnable() {
@Override
public void run() {
if (content != null) {
// save zoom level, position is updated from updateLastLine()
content.setLastZoom(currentScale);
try {
content = NovelsDao.getInstance().updateNovelContent(content, false);
} catch (Exception ex) {
Log.e(TAG, "Error when saving state: " + ex.getMessage(), ex);
}
// check if complete read.
if (contentHeight <= lastY) {
if (content != null) {
try {
PageModel page = content.getPageModel();
if (!page.getPage().endsWith("&action=edit&redlink=1")) {
page.setFinishedRead(true);
NovelsDao.getInstance().updatePageModel(page);
}
} catch (Exception ex) {
Log.e(
TAG, "Error updating PageModel for Content: " + content.getPage(), ex);
}
}
}
Log.d(
TAG,
"Update Content:X="
+ content.getLastXScroll()
+ ":Y="
+ content.getLastYScroll()
+ ":Z="
+ content.getLastZoom());
}
// save for jump to last read.
SharedPreferences sharedPrefs =
PreferenceManager.getDefaultSharedPreferences(
LNReaderApplication.getInstance());
SharedPreferences.Editor editor = sharedPrefs.edit();
String lastPage;
if (content != null) {
lastPage = content.getPage();
} else {
lastPage = getIntent().getStringExtra(Constants.EXTRA_PAGE);
}
editor.putString(Constants.PREF_LAST_READ, lastPage);
editor.commit();
Log.i(TAG, "Last Read State Update complete: " + lastPage);
}
})
.start();
}
public void goBottom(View view) {
webView.pageDown(true);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_settings:
Intent launchNewIntent = new Intent(this, DisplaySettingsActivity.class);
startActivity(launchNewIntent);
return true;
case R.id.menu_refresh_chapter_content:
/*
* Implement code to refresh chapter content
*/
PageModel page = null;
if (content != null) {
try {
page = content.getPageModel();
} catch (Exception e) {
Log.e(TAG, "Cannot get current chapter.", e);
}
} else {
String pageStr = getIntent().getStringExtra(Constants.EXTRA_PAGE);
try {
page = NovelsDao.getInstance().getExistingPageModel(new PageModel(pageStr), null);
if (page == null) {
// no page model, just url
page = new PageModel(pageStr);
page.setExternal(true);
}
} catch (Exception e) {
Log.e(TAG, "Cannot get current chapter.", e);
}
}
if (page != null) {
executeTask(page, true);
}
return true;
case R.id.invert_colors:
/*
* Implement code to invert colors
*/
UIHelper.ToggleColorPref(this);
UIHelper.Recreate(this);
return true;
case R.id.menu_chapter_previous:
/*
* Implement code to move to previous chapter
*/
String currentPage = getIntent().getStringExtra(Constants.EXTRA_PAGE);
try {
if (novelDetails == null)
novelDetails =
NovelsDao.getInstance().getNovelDetails(content.getPageModel(), null, false);
PageModel prev =
novelDetails.getPrev(
currentPage, UIHelper.getShowMissing(this), UIHelper.getShowRedlink(this));
if (prev != null) {
jumpTo(prev);
} else {
Toast.makeText(
this,
getResources().getString(R.string.first_available_chapter),
Toast.LENGTH_SHORT)
.show();
}
} catch (Exception e) {
Log.e(TAG, "Cannot get previous chapter.", e);
}
return true;
case R.id.menu_chapter_next:
/*
* Implement code to move to next chapter
*/
String currentPage2 = getIntent().getStringExtra(Constants.EXTRA_PAGE);
try {
if (novelDetails == null)
novelDetails =
NovelsDao.getInstance().getNovelDetails(content.getPageModel(), null, false);
PageModel next =
novelDetails.getNext(
currentPage2, UIHelper.getShowMissing(this), UIHelper.getShowRedlink(this));
if (next != null) {
jumpTo(next);
} else {
Toast.makeText(
this,
getResources().getString(R.string.last_available_chapter),
Toast.LENGTH_SHORT)
.show();
}
} catch (Exception e) {
Log.e(TAG, "Cannot get next chapter.", e);
}
return true;
case R.id.menu_chapter_toc:
if (tocMenu != null) tocMenu.show();
return true;
case R.id.menu_search:
showSearchBox();
return true;
case R.id.menu_bookmarks_here:
if (bookmarkMenu != null) bookmarkMenu.show();
return true;
case R.id.menu_bookmarks:
Intent bookmarkIntent = new Intent(this, DisplayBookmarkActivity.class);
startActivity(bookmarkIntent);
return true;
case R.id.menu_downloads_list:
Intent downloadsItent = new Intent(this, DownloadListActivity.class);
startActivity(downloadsItent);
return true;
case R.id.menu_speak:
tts.start(webView, content.getLastYScroll());
return true;
case R.id.menu_pause_tts:
tts.pause();
return true;
case R.id.menu_save_external:
// save based on current intent page name.
String url = getIntent().getStringExtra(Constants.EXTRA_PAGE);
NonLeakingWebView wv = (NonLeakingWebView) findViewById(R.id.webViewContent);
if (!url.startsWith("http")) {
url = getTitle().toString();
Log.w(
TAG,
"Current page is not started with http, resolve from current webView url: " + url);
}
if (wv != null && !Util.isStringNullOrEmpty(url)) wv.saveMyWebArchive(url);
return true;
case R.id.menu_browser_back:
if (webView != null && webView.canGoBack()) {
// only good for android 4.4++
webView.goBack();
}
return true;
case android.R.id.home:
finish();
return true;
default:
return super.onOptionsItemSelected(item);
}
}