kotlin开发基础框架

<?xml version="1.0" encoding="utf-8"?> <layout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools"> <data> <variable name="viewModel" type="com.yaona.module_mine.ui.login.LoginViewModel" /> </data> <androidx.constraintlayout.widget.ConstraintLayout android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".ui.login.LoginActivity"> <com.yaona.lib_common.widgets.TitleLayout android:id="@+id/titleLayout" android:layout_width="match_parent" android:layout_height="wrap_content" app:layout_constraintTop_toTopOf="parent" app:titleText="@string/login" /> <View android:id="@+id/bg_head" android:layout_width="match_parent" android:layout_height="154dp" android:background="@color/purple_500" app:layout_constraintTop_toBottomOf="@+id/titleLayout" /> <!-- 因为margin为负数不生效，所以加Space--> <Space android:id="@+id/space_1" android:layout_width="0dp" android:layout_height="0dp" android:layout_marginBottom="50dp" app:layout_constraintBottom_toBottomOf="@+id/bg_head" app:layout_constraintEnd_toEndOf="parent" app:layout_constraintStart_toStartOf="parent" /> <LinearLayout android:id="@+id/ll_contain" android:layout_width="match_parent" android:layout_height="wrap_content" android:background="@drawable/radius_theme_bg_top" android:orientation="vertical" app:layout_constraintEnd_toEndOf="parent" app:layout_constraintStart_toStartOf="parent" app:layout_constraintTop_toBottomOf="@+id/space_1"> <com.google.android.material.textfield.TextInputLayout android:id="@+id/textInputLayout_name" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="56dp" app:boxStrokeWidth="0dp" app:boxStrokeWidthFocused="0dp" app:endIconDrawable="@drawable/ic_clear" app:endIconMode="clear_text"> <com.google.android.material.textfield.TextInputEditText android:id="@+id/et_name" android:layout_width="match_parent" android:layout_height="56dp" android:layout_marginStart="20dp" android:layout_marginTop="20dp" android:layout_marginEnd="20dp" android:background="@drawable/radius_input_bg" android:cursorVisible="true" android:hint="@string/user_name" android:maxLength="50" android:singleLine="true" android:text="@={viewModel.userName}" android:textColor="@color/_333333" android:textSize="16sp" /> <!-- 去掉底部行线 app:boxStrokeWidth="0dp" app:boxStrokeWidthFocused="0dp"--> </com.google.android.material.textfield.TextInputLayout> <com.google.android.material.textfield.TextInputLayout android:id="@+id/textInputLayout_password" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="6dp" app:boxBackgroundColor="@color/_f5f5f5" app:boxStrokeWidth="0dp" app:boxStrokeWidthFocused="0dp" app:passwordToggleEnabled="true"> <com.google.android.material.textfield.TextInputEditText android:id="@+id/et_password" android:layout_width="match_parent" android:layout_height="56dp" android:layout_marginStart="20dp" android:layout_marginTop="20dp" android:layout_marginEnd="20dp" android:background="@drawable/radius_input_bg" android:cursorVisible="true" android:hint="@string/password" android:inputType="textPassword" android:maxLength="50" android:singleLine="true" android:text="@={viewModel.userPwd}" android:textColor="@color/_333333" android:textSize="16sp" /> </com.google.android.material.textfield.TextInputLayout> <Button android:id="@+id/btn_login" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginStart="20dp" android:layout_marginTop="30dp" android:layout_marginEnd="20dp" android:alpha="@{viewModel.loginBtnEnable?1f:0.2f}" android:backgroundTint="@color/purple_500" android:enabled="@{viewModel.loginBtnEnable}" android:padding="10dp" android:text="@string/login" android:textColor="@color/_ffffff" android:textSize="16sp" /> <TextView android:id="@+id/tv_register" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="end" android:background="?attr/selectableItemBackground" android:paddingStart="20dp" android:paddingTop="10dp" android:paddingEnd="20dp" android:paddingBottom="10dp" android:text="@string/to_register" android:textColor="@color/purple_500" android:textSize="15sp" /> </LinearLayout> <ImageView android:id="@+id/iv_logo" android:layout_width="100dp" android:layout_height="100dp" android:src="@mipmap/ic_launcher" app:layout_constraintBottom_toTopOf="@+id/space_1" app:layout_constraintEnd_toEndOf="@+id/ll_contain" app:layout_constraintStart_toStartOf="@+id/ll_contain" app:layout_constraintTop_toBottomOf="@+id/space_1" /> </androidx.constraintlayout.widget.ConstraintLayout> </layout>