<?xml version="1.0" encoding="utf-8"?>
<!-- 
    Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)

     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
     You may obtain a copy of the License at

          http://www.apache.org/licenses/LICENSE-2.0

     Unless required by applicable law or agreed to in writing, software
     distributed under the License is distributed on an "AS IS" BASIS,
     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     See the License for the specific language governing permissions and
     limitations under the License.
     
     密码输入界面布局文件
     用于显示密码输入界面，包含标题、密码输入框和操作按钮
-->
<!-- 根布局：垂直方向的线性布局，内容居中显示 -->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:padding="16dp"
    android:gravity="center">

    <!-- 标题文本视图：显示"请输入密码"标题 -->
    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/password_input_title"
        android:textSize="20sp"
        android:textStyle="bold"
        android:layout_marginBottom="24dp" />

    <!-- 密码输入框：用于输入加密便签的密码，输入类型为密码模式（隐藏输入内容） -->
    <EditText
        android:id="@+id/et_password"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:hint="@string/password_hint"
        android:inputType="textPassword"
        android:layout_marginBottom="16dp" />

    <!-- 按钮容器：水平方向的线性布局，按钮右对齐 -->
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        android:gravity="end">

        <!-- 返回按钮：点击后关闭当前界面，返回上一界面 -->
        <Button
            android:id="@+id/btn_return"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/return_button"
            android:layout_marginEnd="8dp" />

        <!-- 确认按钮：点击后验证密码，密码正确则跳转到便签编辑界面 -->
        <Button
            android:id="@+id/btn_confirm"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/confirm_button" />
    </LinearLayout>

</LinearLayout>
