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web tv增加局域网遥控

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This commit is contained in:
mtvpls
2026-06-19 15:26:18 +08:00
parent acb5850260
commit 9881ad3238
7 changed files with 696 additions and 5 deletions
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apps/android-tv/app/src/webview/java/com/moontvplus/tv/MainActivity.java
+149 -2
View File
@@ -5,10 +5,14 @@ import android.app.Activity;
import android.graphics.Bitmap;
import android.net.http.SslError;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.view.View;
import android.view.KeyEvent;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowManager;
import android.webkit.JavascriptInterface;
import android.webkit.SslErrorHandler;
import android.webkit.WebChromeClient;
import android.webkit.WebResourceError;
@@ -17,12 +21,18 @@ import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.FrameLayout;
import android.widget.TextView;
public class MainActivity extends Activity {
import java.net.URLEncoder;
public class MainActivity extends Activity implements RemoteCommandHandler {
private FrameLayout root;
private WebView webView;
private View customView;
private WebChromeClient.CustomViewCallback customViewCallback;
private LocalRemoteServer localRemoteServer;
private TextView remoteHintView;
private final Handler mainHandler = new Handler(Looper.getMainLooper());
@Override
protected void onCreate(Bundle savedInstanceState) {
@@ -41,7 +51,8 @@ public class MainActivity extends Activity {
root = new FrameLayout(this);
setContentView(root);
setupWebView();
webView.loadUrl(buildTvUrl(BuildConfig.BASE_URL));
setupLocalRemoteServer();
webView.loadUrl(withLocalRemoteHash(buildTvUrl(BuildConfig.BASE_URL)));
}
@SuppressLint("SetJavaScriptEnabled")
@@ -50,6 +61,7 @@ public class MainActivity extends Activity {
webView.setFocusable(true);
webView.setFocusableInTouchMode(true);
webView.requestFocus();
webView.addJavascriptInterface(new LocalRemoteBridge(), "MoonTVLocalRemote");
root.addView(webView, new FrameLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.MATCH_PARENT
@@ -88,6 +100,12 @@ public class MainActivity extends Activity {
super.onPageStarted(view, url, favicon);
}
@Override
public void onPageFinished(WebView view, String url) {
super.onPageFinished(view, url);
injectLocalRemoteInfo();
}
@Override
public void onReceivedSslError(WebView view, SslErrorHandler handler, SslError error) {
handler.cancel();
@@ -117,6 +135,131 @@ public class MainActivity extends Activity {
});
}
private class LocalRemoteBridge {
@JavascriptInterface
public String getRemoteUrl() {
return localRemoteServer == null ? "" : String.valueOf(localRemoteServer.getRemoteUrl());
}
@JavascriptInterface
public int getPort() {
return localRemoteServer == null ? -1 : localRemoteServer.getPort();
}
@JavascriptInterface
public void showHint() {
mainHandler.post(() -> showLocalRemoteHint(true));
}
}
private void injectLocalRemoteInfo() {
if (webView == null || localRemoteServer == null) return;
String url = localRemoteServer.getRemoteUrl();
if (url == null) return;
String safeUrl = url.replace("\\", "\\\\").replace("'", "\\'");
String script = "window.__MOONTV_LOCAL_REMOTE_URL='" + safeUrl + "';" +
"window.dispatchEvent(new CustomEvent('moontv:local-remote-info',{detail:{url:'" + safeUrl + "'}}));";
webView.evaluateJavascript(script, null);
}
private void showLocalRemoteHint(boolean persistent) {
String url = localRemoteServer == null ? null : localRemoteServer.getRemoteUrl();
if (url == null) return;
if (remoteHintView == null) {
remoteHintView = new TextView(this);
remoteHintView.setTextColor(0xFFE0E7FF);
remoteHintView.setTextSize(13);
remoteHintView.setPadding(18, 12, 18, 12);
remoteHintView.setBackgroundColor(0xAA111827);
FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(
ViewGroup.LayoutParams.WRAP_CONTENT,
ViewGroup.LayoutParams.WRAP_CONTENT
);
params.leftMargin = 24;
params.topMargin = 24;
root.addView(remoteHintView, params);
}
remoteHintView.setText("局域网遥控：手机浏览器打开\n" + url);
remoteHintView.setVisibility(View.VISIBLE);
if (!persistent) {
mainHandler.postDelayed(() -> {
if (remoteHintView != null) {
remoteHintView.setVisibility(View.GONE);
}
}, 15000);
}
}
private void setupLocalRemoteServer() {
localRemoteServer = new LocalRemoteServer(this);
localRemoteServer.start();
showLocalRemoteHint(false);
}
private int keyCodeForRemoteKey(String key, String digit) {
if ("up".equals(key)) return KeyEvent.KEYCODE_DPAD_UP;
if ("down".equals(key)) return KeyEvent.KEYCODE_DPAD_DOWN;
if ("left".equals(key)) return KeyEvent.KEYCODE_DPAD_LEFT;
if ("right".equals(key)) return KeyEvent.KEYCODE_DPAD_RIGHT;
if ("ok".equals(key)) return KeyEvent.KEYCODE_DPAD_CENTER;
if ("back".equals(key)) return KeyEvent.KEYCODE_BACK;
if ("menu".equals(key)) return KeyEvent.KEYCODE_MENU;
if ("home".equals(key)) return KeyEvent.KEYCODE_HOME;
if ("playPause".equals(key)) return KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE;
if ("pageUp".equals(key)) return KeyEvent.KEYCODE_PAGE_UP;
if ("pageDown".equals(key)) return KeyEvent.KEYCODE_PAGE_DOWN;
if ("digit".equals(key) && digit != null && digit.length() == 1 && digit.charAt(0) >= '0' && digit.charAt(0) <= '9') {
return KeyEvent.KEYCODE_0 + (digit.charAt(0) - '0');
}
return KeyEvent.KEYCODE_UNKNOWN;
}
@Override
public void onRemoteKey(String key, boolean repeat, String digit) {
int keyCode = keyCodeForRemoteKey(key, digit);
if (keyCode == KeyEvent.KEYCODE_UNKNOWN) return;
mainHandler.post(() -> {
if (keyCode == KeyEvent.KEYCODE_BACK) {
onBackPressed();
return;
}
long now = System.currentTimeMillis();
KeyEvent down = new KeyEvent(now, now, KeyEvent.ACTION_DOWN, keyCode, repeat ? 1 : 0);
KeyEvent up = new KeyEvent(now, now, KeyEvent.ACTION_UP, keyCode, 0);
if (customView != null) {
customView.dispatchKeyEvent(down);
customView.dispatchKeyEvent(up);
} else if (webView != null) {
webView.dispatchKeyEvent(down);
webView.dispatchKeyEvent(up);
}
});
}
@Override
public void onRemoteText(String mode, String text) {
mainHandler.post(() -> {
if (webView == null) return;
String safeMode = mode == null ? "replace" : mode.replace("\\", "\\\\").replace("'", "\\'");
String safeText = text == null ? "" : text.replace("\\", "\\\\").replace("'", "\\'").replace("\n", "\\n").replace("\r", "");
String script = "window.dispatchEvent(new CustomEvent('moontv:local-remote-text',{detail:{mode:'" + safeMode + "',text:'" + safeText + "'}}));";
webView.evaluateJavascript(script, null);
});
}
private String withLocalRemoteHash(String url) {
String remoteUrl = localRemoteServer == null ? null : localRemoteServer.getRemoteUrl();
if (remoteUrl == null || remoteUrl.isEmpty()) return url;
try {
return url + "#localRemoteUrl=" + URLEncoder.encode(remoteUrl, "UTF-8");
} catch (Exception ignored) {
return url;
}
}
private static String buildTvUrl(String baseUrl) {
String url = baseUrl == null ? "" : baseUrl.trim();
if (url.isEmpty()) {
@@ -178,6 +321,10 @@ public class MainActivity extends Activity {
@Override
protected void onDestroy() {
if (localRemoteServer != null) {
localRemoteServer.stop();
localRemoteServer = null;
}
if (webView != null) {
root.removeView(webView);
webView.destroy();