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MDrzdMDrzd
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Update PreviewActivity.java
Add Open in Browser, Toggle Mode menus and localhost support
1 parent 6c5a582 commit d70924f

1 file changed

Lines changed: 207 additions & 4 deletions

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‎main/src/main/java/org/xedox/webaide/PreviewActivity.java‎

Lines changed: 207 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -1,42 +1,245 @@
11
package org.xedox.webaide;
22

3+
import android.content.ActivityNotFoundException;
34
import android.content.Intent;
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import android.graphics.Bitmap;
56
import android.net.Uri;
67
import android.os.Bundle;
8+
import android.view.Menu;
79
import android.view.MenuItem;
8-
import android.view.View;
910
import android.webkit.WebChromeClient;
10-
import android.webkit.WebResourceRequest;
11+
import android.webkit.WebSettings;
1112
import android.webkit.WebView;
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import android.webkit.WebViewClient;
1314
import android.widget.ProgressBar;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
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import com.google.android.material.appbar.MaterialToolbar;
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import java.io.BufferedReader;
19+
import java.io.File;
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import java.io.FileInputStream;
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import java.io.InputStream;
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import java.io.InputStreamReader;
20-
import org.xedox.utils.BaseActivity;
23+
import java.io.IOException;
24+
import fi.iki.elonen.NanoHTTPD;
2125
import org.xedox.utils.dialog.ErrorDialog;
2226
import org.xedox.utils.view.WebViewX;
2327

24-
public class PreviewActivity extends BaseActivity {
28+
public class PreviewActivity extends AppCompatActivity {
2529

2630
private MaterialToolbar toolbar;
2731
private WebViewX webView;
2832
private ProgressBar progress;
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private SwipeRefreshLayout swipeRefresh;
3034

35+
private boolean isDesktopMode = false;
36+
private String currentUrl = null;
37+
private LocalWebServer localServer = null;
38+
private String localServerUrl = null;
39+
3140
@Override
3241
protected void onCreate(Bundle savedInstanceState) {
3342
super.onCreate(savedInstanceState);
3443
try {
3544
setContentView(R.layout.activity_preview);
45+
3646
toolbar = findViewById(R.id.toolbar);
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webView = findViewById(R.id.web_view);
3848
progress = findViewById(R.id.progress);
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swipeRefresh = findViewById(R.id.refresh_layout);
50+
51+
setSupportActionBar(toolbar);
52+
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
53+
webView.setProgressBar(progress);
54+
55+
WebSettings settings = webView.getSettings();
56+
settings.setJavaScriptEnabled(true);
57+
settings.setDomStorageEnabled(true);
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settings.setAllowFileAccess(true);
59+
settings.setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);
60+
61+
webView.setWebViewClient(new WebViewClient() {
62+
@Override
63+
public void onPageStarted(WebView view, String url, Bitmap favicon) {
64+
currentUrl = url;
65+
progress.setVisibility(ProgressBar.VISIBLE);
66+
}
67+
68+
@Override
69+
public void onPageFinished(WebView view, String url) {
70+
currentUrl = url;
71+
progress.setVisibility(ProgressBar.GONE);
72+
}
73+
});
74+
75+
webView.setWebChromeClient(new WebChromeClient() {
76+
@Override
77+
public void onProgressChanged(WebView view, int newProgress) {
78+
progress.setProgress(newProgress);
79+
if (newProgress >= 100) {
80+
progress.setVisibility(ProgressBar.GONE);
81+
} else {
82+
progress.setVisibility(ProgressBar.VISIBLE);
83+
}
84+
}
85+
});
86+
87+
Intent intent = getIntent();
88+
String indexHtml = intent.getStringExtra("index.html");
89+
90+
if (indexHtml != null && !indexHtml.isBlank()) {
91+
File htmlFile = new File(indexHtml);
92+
if (htmlFile.exists()) {
93+
startLocalServer(htmlFile.getParentFile());
94+
localServerUrl = "http://localhost:8080/" + htmlFile.getName();
95+
webView.loadUrl(localServerUrl);
96+
currentUrl = localServerUrl;
97+
} else {
98+
webView.loadData("File not found", "text/html", "UTF-8");
99+
}
100+
} else if (Intent.ACTION_VIEW.equals(intent.getAction())) {
101+
Uri data = intent.getData();
102+
if (data != null) {
103+
loadHtmlFromUri(data);
104+
currentUrl = data.toString();
105+
} else {
106+
webView.loadData("File not found", "text/html", "UTF-8");
107+
}
108+
}
109+
110+
swipeRefresh.setOnRefreshListener(() -> {
111+
webView.reload();
112+
swipeRefresh.setRefreshing(false);
113+
});
114+
115+
setWebViewMode(false);
116+
117+
} catch (Exception err) {
118+
ErrorDialog.show(this, err);
119+
}
120+
}
121+
122+
@Override
123+
public boolean onCreateOptionsMenu(Menu menu) {
124+
getMenuInflater().inflate(R.menu.menu_preview, menu);
125+
return true;
126+
}
127+
128+
@Override
129+
public boolean onOptionsItemSelected(MenuItem item) {
130+
int id = item.getItemId();
131+
132+
if (id == android.R.id.home) {
133+
finish();
134+
} else if (id == R.id.action_open_browser) {
135+
if (currentUrl != null) {
136+
try {
137+
Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(currentUrl));
138+
browserIntent.addCategory(Intent.CATEGORY_BROWSABLE);
139+
browserIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
140+
startActivity(browserIntent);
141+
} catch (ActivityNotFoundException e) {
142+
ErrorDialog.show(this, new Exception("Tidak dapat membuka browser."));
143+
}
144+
} else {
145+
ErrorDialog.show(this, new Exception("Tidak ada URL yang bisa dibuka di browser."));
146+
}
147+
return true;
148+
149+
} else if (id == R.id.action_toggle_mode) {
150+
isDesktopMode = !isDesktopMode;
151+
setWebViewMode(isDesktopMode);
152+
item.setTitle(isDesktopMode ? "Switch to Phone" : "Switch to Desktop");
153+
webView.reload();
154+
return true;
155+
}
156+
157+
return super.onOptionsItemSelected(item);
158+
}
159+
160+
private void setWebViewMode(boolean desktopMode) {
161+
WebSettings settings = webView.getSettings();
162+
if (desktopMode) {
163+
settings.setUserAgentString(
164+
"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 " +
165+
"(KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36");
166+
settings.setUseWideViewPort(true);
167+
settings.setLoadWithOverviewMode(true);
168+
webView.setInitialScale(100);
169+
} else {
170+
settings.setUserAgentString(
171+
"Mozilla/5.0 (Linux; Android 10) AppleWebKit/537.36 " +
172+
"(KHTML, like Gecko) Chrome/120.0.0.0 Mobile Safari/537.36");
173+
settings.setUseWideViewPort(false);
174+
settings.setLoadWithOverviewMode(false);
175+
webView.setInitialScale(0);
176+
}
177+
}
178+
179+
private void loadHtmlFromUri(Uri uri) {
180+
try (InputStream is = getContentResolver().openInputStream(uri);
181+
BufferedReader br = new BufferedReader(new InputStreamReader(is))) {
182+
StringBuilder buffer = new StringBuilder();
183+
String line;
184+
while ((line = br.readLine()) != null) {
185+
buffer.append(line).append("\n");
186+
}
187+
webView.loadData(buffer.toString(), "text/html", "UTF-8");
188+
} catch (Exception e) {
189+
webView.loadData("Error loading file: " + e.getMessage(), "text/html", "UTF-8");
190+
}
191+
}
192+
193+
@Override
194+
protected void onDestroy() {
195+
super.onDestroy();
196+
stopLocalServer();
197+
}
198+
199+
private void startLocalServer(File rootDir) {
200+
try {
201+
stopLocalServer();
202+
localServer = new LocalWebServer(8080, rootDir);
203+
localServer.start();
204+
} catch (IOException e) {
205+
ErrorDialog.show(this, new Exception("Gagal memulai server lokal: " + e.getMessage()));
206+
}
207+
}
208+
209+
private void stopLocalServer() {
210+
if (localServer != null) {
211+
localServer.stop();
212+
localServer = null;
213+
}
214+
}
215+
216+
public static class LocalWebServer extends NanoHTTPD {
217+
private final File rootDir;
218+
219+
public LocalWebServer(int port, File rootDir) {
220+
super(port);
221+
this.rootDir = rootDir;
222+
}
223+
224+
@Override
225+
public Response serve(IHTTPSession session) {
226+
try {
227+
String uri = session.getUri();
228+
File file = new File(rootDir, uri);
229+
if (!file.exists()) {
230+
return newFixedLengthResponse(Response.Status.NOT_FOUND, "text/plain", "404 Not Found");
231+
}
232+
FileInputStream fis = new FileInputStream(file);
233+
String mime = getMimeTypeForFile(uri);
234+
return newChunkedResponse(Response.Status.OK, mime, fis);
235+
} catch (Exception e) {
236+
return newFixedLengthResponse(Response.Status.INTERNAL_ERROR, "text/plain", "Error: " + e.getMessage());
237+
}
238+
}
239+
}
240+
} webView = findViewById(R.id.web_view);
241+
progress = findViewById(R.id.progress);
242+
swipeRefresh = findViewById(R.id.refresh_layout);
40243
setSupportActionBar(toolbar);
41244
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
42245
webView.setProgressBar(progress);

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