Externa Download Manager Support by Intent Sharing Implement (Reference: https://github.com/kiwibrowser/src.next/blob/kiwi/chrome/browser/download/android/java/src/org/chromium/chrome/browser/download/settings/DownloadSettings.java)

[tathastu871]

https://github.com/kiwibrowser/src.next/blob/kiwi/chrome/browser/download/android/java/src/org/chromium/chrome/browser/download/settings/DownloadSettings.java

This has full implementation of how to select app to be used as external download manager using

Override
    public void onActivityResult(int requestCode, int resultCode, Intent data) {
            Log.i("Kiwi", "[DownloadPreferences] Received activity result, RQ: " + requestCode);
            if (requestCode == 4242 && resultCode == Activity.RESULT_OK && data != null) {
                 ComponentName componentName = data.getComponent();
                 final String packageName = componentName.getPackageName();
                 final String activityName = componentName.getClassName();
                 Log.i("Kiwi", "[DownloadPreferences] Received activity result, PN: " + packageName + " - AN: " + activityName);
                 SharedPreferences.Editor sharedPreferencesEditor = ContextUtils.getAppSharedPreferences().edit();
                 sharedPreferencesEditor.putString("selected_external_download_manager_package_name", packageName);
                 sharedPreferencesEditor.putString("selected_external_download_manager_activity_name", activityName);
                 sharedPreferencesEditor.apply();
                 updateDownloadSettings();
            }
    }

How to share download target to external app

 if ("enable_external_download_manager".equals(preference.getKey())) {
            SharedPreferences.Editor sharedPreferencesEditor = ContextUtils.getAppSharedPreferences().edit();
            sharedPreferencesEditor.putBoolean("enable_external_download_manager", (boolean)newValue);
            sharedPreferencesEditor.apply();
            if ((boolean)newValue == true) {
                    List<Intent> targetedShareIntents = new ArrayList<Intent>();
                    Intent shareIntent = new Intent(android.content.Intent.ACTION_VIEW, Uri.parse("http://test.com/file.rar"));
                    // Set title and text to share when the user selects an option.
                    shareIntent.putExtra(Intent.EXTRA_TEXT, "http://test.com/file.rar");
                    List<ResolveInfo> resInfo = getActivity().getPackageManager().queryIntentActivities(shareIntent, 0);
                    if (!resInfo.isEmpty()) {
                        for (ResolveInfo info : resInfo) {
                            if (!"com.kiwibrowser.browser".equalsIgnoreCase(info.activityInfo.packageName)) {
                                Intent targetedShare = new Intent(android.content.Intent.ACTION_VIEW);
                                targetedShare.setPackage(info.activityInfo.packageName.toLowerCase(Locale.ROOT));
                                targetedShareIntents.add(targetedShare);
                            }
                        }
                        // Then show the ACTION_PICK_ACTIVITY to let the user select it
                        Intent intentPick = new Intent();
                        intentPick.setAction(Intent.ACTION_PICK_ACTIVITY);
                        // Set the title of the dialog
                        intentPick.putExtra(Intent.EXTRA_TITLE, "Download manager");
                        intentPick.putExtra(Intent.EXTRA_INTENT, shareIntent);
                        intentPick.putExtra(Intent.EXTRA_INITIAL_INTENTS, targetedShareIntents.toArray());
                        // Call StartActivityForResult so we can get the app name selected by the user
                        this.startActivityForResult(intentPick, /* REQUEST_CODE_MY_PICK */ 4242);
                    }
            }
        }
        return true;
    }

A simple web-intent uri will

[tathastu871]

Android: @bsclifton can you assign someone to implement it