324 lines
14 KiB
Java
324 lines
14 KiB
Java
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package com.photonmatrix.autofill;
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import android.app.Activity;
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import android.graphics.Color;
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import android.text.Editable;
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import android.text.InputFilter;
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import android.text.InputType;
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import android.text.TextWatcher;
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import android.view.Gravity;
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import android.view.inputmethod.InputMethodManager;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.EditText;
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import android.widget.FrameLayout;
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import com.unity3d.player.UnityPlayer;
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/**
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* 隐形原生输入桥（Android 谷歌密码自动填充）
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*
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* 原理：在 Unity InputField 的屏幕位置上叠加一个视觉隐形（低透明度、无背景）的原生 EditText，
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* 通过 autofillHints 让谷歌密码管理器识别该输入框，从而提供填充建议和"保存密码"提示。
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* 输入内容通过 TextWatcher 实时回传给 Unity 侧同步显示。
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*/
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public class AutofillBridge {
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private static final String TAG = "[AUTOFILL-BRIDGE]";
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private static final String RECEIVER_GO_NAME = "AutofillBridgeReceiver";
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private static EditText sEditText;
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private static EditText sCompanionUsername; // 密码页配套的隐形用户名框（用于成对保存账号密码）
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/**
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* 显示隐形输入桥
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* @param hint autofillHints 值："emailAddress" / "username" / "password"
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* @param initialText 初始文本（Unity InputField 当前值）
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* @param x 屏幕像素坐标（Android 屏幕坐标系，y 从顶部开始）
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* @param y 同上
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* @param w 宽（像素）
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* @param h 高（像素）
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* @param maxLength 最大字符数（0 表示不限制）
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* @param companionUsername 密码输入时配套的账号（非空则额外挂一个隐形用户名框，用于成对保存）
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*/
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public static void show(final String hint, final String initialText,
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final int x, final int y, final int w, final int h,
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final int maxLength, final String companionUsername) {
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final Activity activity = UnityPlayer.currentActivity;
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if (activity == null || activity.isFinishing()) {
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return;
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}
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activity.runOnUiThread(new Runnable() {
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@Override
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public void run() {
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showInternal(activity, hint, initialText, x, y, w, h, maxLength, companionUsername);
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}
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});
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}
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private static void showInternal(Activity activity, String hint, String initialText,
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int x, int y, int w, int h,
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int maxLength, String companionUsername) {
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try {
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hideInternal(activity, false);
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final EditText editText = new EditText(activity);
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editText.setSingleLine(true);
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editText.setBackground(null); // 去背景，视觉隐形
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editText.setAlpha(0.08f); // 低透明度"伪可见"：完全隐藏时 autofill 服务不生效
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editText.setHint(null);
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editText.setTextColor(Color.TRANSPARENT);
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editText.setCursorVisible(false);
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// 输入类型与 autofillHints
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editText.setImportantForAutofill(View.IMPORTANT_FOR_AUTOFILL_YES);
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editText.setAutofillHints(hint);
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if ("password".equals(hint)) {
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editText.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
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editText.setImeOptions(android.view.inputmethod.EditorInfo.IME_ACTION_DONE);
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} else if ("emailAddress".equals(hint)) {
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editText.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS);
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editText.setImeOptions(android.view.inputmethod.EditorInfo.IME_ACTION_NEXT);
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} else {
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editText.setInputType(InputType.TYPE_CLASS_TEXT);
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editText.setImeOptions(android.view.inputmethod.EditorInfo.IME_ACTION_DONE);
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}
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if (maxLength > 0) {
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editText.setFilters(new InputFilter[]{new InputFilter.LengthFilter(maxLength)});
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}
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if (initialText != null && !initialText.isEmpty()) {
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editText.setText(initialText);
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editText.setSelection(initialText.length());
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}
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// 文本变化实时回传 Unity（含 autofill 填充的值）
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editText.addTextChangedListener(new TextWatcher() {
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@Override
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public void beforeTextChanged(CharSequence s, int start, int count, int after) {
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}
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@Override
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public void onTextChanged(CharSequence s, int start, int before, int count) {
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}
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@Override
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public void afterTextChanged(Editable s) {
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if (sEditText == editText) {
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UnityPlayer.UnitySendMessage(RECEIVER_GO_NAME, "OnNativeTextChanged", s.toString());
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}
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}
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});
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// IME 完成键：软隐藏（保留视图供登录时 commit 快照采集）
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editText.setOnEditorActionListener(new android.widget.TextView.OnEditorActionListener() {
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@Override
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public boolean onEditorAction(android.widget.TextView v, int actionId, android.view.KeyEvent event) {
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softHide();
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return false;
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}
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});
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// 失焦时软隐藏（兜底）；isFocusable 检查防递归
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editText.setOnFocusChangeListener(new View.OnFocusChangeListener() {
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@Override
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public void onFocusChange(View v, boolean hasFocus) {
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if (!hasFocus && sEditText == v && v.isFocusable()) {
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softHide();
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}
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}
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});
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// 位置：与 Unity InputField 屏幕矩形重合
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ViewGroup root = (ViewGroup) activity.getWindow().getDecorView();
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FrameLayout.LayoutParams lp = new FrameLayout.LayoutParams(
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Math.max(w, 1), Math.max(h, 1));
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lp.gravity = Gravity.TOP | Gravity.START;
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root.addView(editText, lp);
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editText.setTranslationX(x);
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editText.setTranslationY(y);
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root.requestLayout();
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sEditText = editText;
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// 密码场景：配套一个隐形"用户名"框，让保存的凭据账号密码成对
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if (companionUsername != null && !companionUsername.isEmpty()) {
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EditText companion = new EditText(activity);
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companion.setSingleLine(true);
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companion.setBackground(null);
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companion.setAlpha(0.03f);
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companion.setTextColor(Color.TRANSPARENT);
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companion.setCursorVisible(false);
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companion.setImportantForAutofill(View.IMPORTANT_FOR_AUTOFILL_YES);
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companion.setAutofillHints(View.AUTOFILL_HINT_USERNAME);
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companion.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS);
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companion.setText(companionUsername);
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companion.setFocusable(false); // 不参与焦点/填充请求，仅参与保存快照
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companion.setClickable(false);
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ViewGroup.LayoutParams clp = new FrameLayout.LayoutParams(Math.max(w, 1), Math.max(h, 1));
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root.addView(companion, clp);
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companion.setTranslationX(x);
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companion.setTranslationY(y);
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sCompanionUsername = companion;
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}
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// 请求焦点并弹出软键盘
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editText.setFocusableInTouchMode(true);
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editText.requestFocus();
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InputMethodManager imm = (InputMethodManager) activity.getSystemService(Activity.INPUT_METHOD_SERVICE);
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if (imm != null) {
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editText.postDelayed(new Runnable() {
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@Override
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public void run() {
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if (sEditText == editText) {
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imm.showSoftInput(editText, InputMethodManager.SHOW_IMPLICIT);
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}
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}
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}, 100);
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}
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// autofill 会话诊断：确认系统是否建立了填充会话（1.5 秒后打印状态）
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editText.postDelayed(new Runnable() {
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@Override
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public void run() {
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try {
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if (sEditText != editText) return;
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java.lang.reflect.Method getter = activity.getClass().getMethod("getAutofillManager");
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Object afm = getter.invoke(activity);
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if (afm != null) {
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Object enabled = afm.getClass().getMethod("isEnabled").invoke(afm);
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Object filled = afm.getClass().getMethod("hasFilledSession").invoke(afm);
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android.util.Log.d(TAG, "autofill 诊断: enabled=" + enabled
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+ ", hasFilledSession(会话已建立)=" + filled
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+ ", viewFocused=" + editText.isFocused()
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+ ", viewShown=" + editText.isShown()
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+ ", hints=" + java.util.Arrays.toString(editText.getAutofillHints()));
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} else {
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android.util.Log.d(TAG, "autofill 诊断: getAutofillManager() 为 null");
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}
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} catch (Throwable t) {
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android.util.Log.e(TAG, "autofill 诊断失败", t);
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}
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}
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}, 1500);
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} catch (Throwable t) {
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android.util.Log.e(TAG, "show failed", t);
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}
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}
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/**
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* 隐藏输入桥
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* @param commitToAutofill 隐藏前是否触发 autofill 保存
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*/
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public static void hide(final boolean commitToAutofill) {
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final Activity activity = UnityPlayer.currentActivity;
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if (activity == null) {
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return;
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}
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activity.runOnUiThread(new Runnable() {
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@Override
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public void run() {
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hideInternal(activity, commitToAutofill);
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}
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});
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}
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private static void hideInternal(Activity activity, boolean commitToAutofill) {
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try {
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// commit 必须在移除视图之前：保存快照采集需要输入框仍在视图树中
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if (commitToAutofill) {
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commitInternal(activity);
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}
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// 先置空引用再移除，防止移除过程中触发的失焦回调重入 hide 导致 NPE
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EditText editText = sEditText;
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EditText companion = sCompanionUsername;
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sEditText = null;
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sCompanionUsername = null;
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InputMethodManager imm = (InputMethodManager) activity.getSystemService(Activity.INPUT_METHOD_SERVICE);
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View focus = activity.getCurrentFocus();
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if (imm != null && focus != null) {
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imm.hideSoftInputFromWindow(focus.getWindowToken(), 0);
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}
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ViewGroup root = (ViewGroup) activity.getWindow().getDecorView();
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if (editText != null) {
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root.removeView(editText);
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}
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if (companion != null) {
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root.removeView(companion);
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}
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} catch (Throwable t) {
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android.util.Log.e(TAG, "hide failed", t);
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}
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}
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/**
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* 软隐藏：收起键盘并解除交互（不可聚焦/不可点击，点击穿透回 Unity），
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* 但视图保留在视图树上——登录 commit 时 autofill 保存快照仍能采集到输入字段
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*/
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public static void softHide() {
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final Activity activity = UnityPlayer.currentActivity;
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if (activity == null) {
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return;
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}
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activity.runOnUiThread(new Runnable() {
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@Override
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public void run() {
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softHideInternal(activity);
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}
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});
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}
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private static void softHideInternal(Activity activity) {
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try {
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EditText editText = sEditText;
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if (editText == null) {
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return;
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}
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InputMethodManager imm = (InputMethodManager) activity.getSystemService(Activity.INPUT_METHOD_SERVICE);
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if (imm != null) {
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imm.hideSoftInputFromWindow(editText.getWindowToken(), 0);
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}
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editText.setFocusable(false);
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editText.setFocusableInTouchMode(false);
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editText.setClickable(false);
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editText.setLongClickable(false);
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editText.clearFocus();
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} catch (Throwable t) {
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android.util.Log.e(TAG, "soft hide failed", t);
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}
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}
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/**
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* 触发 autofill 保存流程（登录成功时调用，弹出"保存密码"提示）
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* 注意：需在输入桥仍挂载在视图树时调用，登录点击时先 commit 再 hide
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*/
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public static void commit() {
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final Activity activity = UnityPlayer.currentActivity;
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if (activity == null) {
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return;
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}
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activity.runOnUiThread(new Runnable() {
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@Override
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public void run() {
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commitInternal(activity);
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}
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});
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}
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private static void commitInternal(Activity activity) {
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try {
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if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.O) {
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// 反射调用 getAutofillManager().commit()，避免部分 android.jar 变体缺少该符号导致编译失败
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java.lang.reflect.Method getter = activity.getClass().getMethod("getAutofillManager");
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final Object afm = getter.invoke(activity);
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if (afm != null) {
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java.lang.reflect.Method commit = afm.getClass().getMethod("commit");
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commit.invoke(afm);
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}
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}
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} catch (Throwable t) {
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android.util.Log.e(TAG, "commit failed", t);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|