CODESYS Forge

a tool for forge developers

Brought to you by: codesys-com, erichspitzweg, ingo

Apache Software License

Diff of /app/src/main/java/com/codesys/forge/MainActivity.java [f71d5b] .. [bfdae0] Maximize Restore

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...

public class MainActivity extends AppCompatActivity implements SwipeRefreshLayout.OnRefreshListener {
    private Context myContext;
    private WebView myWebView;
    private static final String TAG = "Main";

    private BottomNavigationView bottomnav;
    private SwipeRefreshLayout refreshLayout;
    private ViewTreeObserver.OnScrollChangedListener onScrollChangedListener;
    //
    // When rotating the device, onCreate is rerun, and the instance is recreated.
    // We make everything that should survive this layout change static.
    //
    private static String currentURL = "https://forge.codesys.com/forge/community-feed";
    private static Boolean xOffline;
    private static Boolean xNews;
    private static Boolean xProjects;
    private static Boolean xTalk;

    // cache directory
    private File getLocalCacheDir() {
        File cacheDir = new File(MainActivity.this.getCacheDir(), "cache");
        cacheDir.mkdirs();
...



    protected void loadUrl(String Url, String Title) {
        refreshLayout.setRefreshing(true);
        currentURL = Url;
        myWebView.loadUrl(Url);
    }

    private boolean getNetworkState() {
        ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
...
        if(getNetworkState()) {
            setOnline();
        }
        else
        {
            setOffline();
        }

        myWebView.loadUrl(currentURL);
    }

...
        myUseragent += " cforge";
        myWebView.getSettings().setUserAgentString(myUseragent);

        // reload page
        refreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipe);
        refreshLayout.setOnRefreshListener(this);


        // Override URL Loading
        myWebView.setWebViewClient(new WebViewClient() {
            public String getFilenameFromURL(String url)
            {
...
                Uri url = request.getUrl();
                String filename = getFilenameFromURL(url.toString());

                // remote request
                if (url.toString().startsWith("https://forge.codesys.com")) {
                    if(!getNetworkState()) {
                        xOffline = true;
                    }

                    if (!getOffline())
                    {
                        // online => cache all files
                        downloadCacheFile(filename, url.toString());
                        return super.shouldInterceptRequest(view, request);
...
                return null;
            }

            public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
                // load local file, stating that we're offline
                /*
                File cacheDir = getLocalCacheDir();
                File fileName = new File(cacheDir, "default.html");
                view.loadUrl("file://" + fileName.toString());
                 */
                refreshLayout.setRefreshing(false);
                setOffline();
            }
        });

...
        //
        // Add navigation bar
        //
        bottomnav = findViewById(R.id.bottomNavigationView);
        bottomnav.setOnNavigationItemSelectedListener(navListener);
        ReLoadWebView(currentURL);
    }

    // back button
    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
...
                        case R.id.talk:
                            loadUrl("https://forge.codesys.com/forge/talk", "Talk");
                            break;
                    }
                    menuItem.setChecked(true);
//                    getNews();
//                    notification();

                    return true;
                }
            };
}

	a/app/src/main/java/com/codesys/forge/MainActivity.java		b/app/src/main/java/com/codesys/forge/MainActivity.java
	...		...
66		66
67	public class MainActivity extends AppCompatActivity implements SwipeRefreshLayout.OnRefreshListener {	67	public class MainActivity extends AppCompatActivity implements SwipeRefreshLayout.OnRefreshListener {
68	private Context myContext;	68	private Context myContext;
69	private WebView myWebView;	69	private WebView myWebView;
70	private static final String TAG = "Main";	70	private static final String TAG = "Main";
71	private String currentURL;
72	private BottomNavigationView bottomnav;	71	private BottomNavigationView bottomnav;
73	private SwipeRefreshLayout refreshLayout;	72	private SwipeRefreshLayout refreshLayout;
74	private Boolean xNews;	73	private ViewTreeObserver.OnScrollChangedListener onScrollChangedListener;
75	private Boolean xProjects;	74	//
76	private Boolean xTalk;	75	// When rotating the device, onCreate is rerun, and the instance is recreated.
77	private ViewTreeObserver.OnScrollChangedListener onScrollChangedListener;	76	// We make everything that should survive this layout change static.
		77	//
		78	private static String currentURL = "https://forge.codesys.com/forge/community-feed";
		79	private static Boolean xOffline;
		80	private static Boolean xNews;
		81	private static Boolean xProjects;
78	private Boolean xOffline;	82	private static Boolean xTalk;
79		83
80	// cache directory	84	// cache directory
81	private File getLocalCacheDir() {	85	private File getLocalCacheDir() {
82	File cacheDir = new File(MainActivity.this.getCacheDir(), "cache");	86	File cacheDir = new File(MainActivity.this.getCacheDir(), "cache");
83	cacheDir.mkdirs();	87	cacheDir.mkdirs();
	...		...
140		144
141		145
142		146
143	protected void loadUrl(String Url, String Title) {	147	protected void loadUrl(String Url, String Title) {
144	refreshLayout.setRefreshing(true);	148	refreshLayout.setRefreshing(true);
		149	currentURL = Url;
145	myWebView.loadUrl(Url);	150	myWebView.loadUrl(Url);
146	}	151	}
147		152
148	private boolean getNetworkState() {	153	private boolean getNetworkState() {
149	ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);	154	ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
	...		...
264	if(getNetworkState()) {	269	if(getNetworkState()) {
265	setOnline();	270	setOnline();
266	}	271	}
267	else	272	else
268	{	273	{
269	setOnline();	274	setOffline();
270	}	275	}
271		276
272	myWebView.loadUrl(currentURL);	277	myWebView.loadUrl(currentURL);
273	}	278	}
274		279
	...		...
312	myUseragent += " cforge";	317	myUseragent += " cforge";
313	myWebView.getSettings().setUserAgentString(myUseragent);	318	myWebView.getSettings().setUserAgentString(myUseragent);
314		319
315	// reload page	320	// reload page
316	refreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipe);	321	refreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipe);
317	refreshLayout.setOnRefreshListener(this);	322	refreshLayout.setOnRefreshListener(this);
318	myWebView.loadUrl("https://forge.codesys.com");
319		323
320	// Override URL Loading	324	// Override URL Loading
321	myWebView.setWebViewClient(new WebViewClient() {	325	myWebView.setWebViewClient(new WebViewClient() {
322	public String getFilenameFromURL(String url)	326	public String getFilenameFromURL(String url)
323	{	327	{
	...		...
394	Uri url = request.getUrl();	398	Uri url = request.getUrl();
395	String filename = getFilenameFromURL(url.toString());	399	String filename = getFilenameFromURL(url.toString());
396		400
397	// remote request	401	// remote request
398	if (url.toString().startsWith("https://forge.codesys.com")) {	402	if (url.toString().startsWith("https://forge.codesys.com")) {
		403	if(!getNetworkState()) {
		404	xOffline = true;
		405	}
		406
399	if (!getOffline())	407	if (!getOffline())
400	{	408	{
401	// online => cache all files	409	// online => cache all files
402	downloadCacheFile(filename, url.toString());	410	downloadCacheFile(filename, url.toString());
403	return super.shouldInterceptRequest(view, request);	411	return super.shouldInterceptRequest(view, request);
	...		...
422	return null;	430	return null;
423	}	431	}
424		432
425	public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {	433	public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
426	// load local file, stating that we're offline	434	// load local file, stating that we're offline
		435	/*
		436	File cacheDir = getLocalCacheDir();
		437	File fileName = new File(cacheDir, "default.html");
		438	view.loadUrl("file://" + fileName.toString());
		439	*/
427	refreshLayout.setRefreshing(false);	440	refreshLayout.setRefreshing(false);
428	setOffline();	441	setOffline();
429	}	442	}
430	});	443	});
431		444
	...		...
454	//	467	//
455	// Add navigation bar	468	// Add navigation bar
456	//	469	//
457	bottomnav = findViewById(R.id.bottomNavigationView);	470	bottomnav = findViewById(R.id.bottomNavigationView);
458	bottomnav.setOnNavigationItemSelectedListener(navListener);	471	bottomnav.setOnNavigationItemSelectedListener(navListener);
459	loadUrl("https://forge.codesys.com/forge/community-feed", "Community");	472	ReLoadWebView(currentURL);
460	}	473	}
461		474
462	// back button	475	// back button
463	@Override	476	@Override
464	public boolean onKeyDown(int keyCode, KeyEvent event) {	477	public boolean onKeyDown(int keyCode, KeyEvent event) {
	...		...
517	case R.id.talk:	530	case R.id.talk:
518	loadUrl("https://forge.codesys.com/forge/talk", "Talk");	531	loadUrl("https://forge.codesys.com/forge/talk", "Talk");
519	break;	532	break;
520	}	533	}
521	menuItem.setChecked(true);	534	menuItem.setChecked(true);
		535	// getNews();
		536	// notification();
		537
522	return true;	538	return true;
523	}	539	}
524	};	540	};
525	}	541	}

CODESYS Forge

a tool for forge developers

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Diff of /app/src/main/java/com/codesys/forge/MainActivity.java [f71d5b] .. [bfdae0] Maximize Restore

Switch to unified view