组件封装

common/src/main/java/com/cniao5/common/BaseApplication.kt

@@ -0,0 +1,22 @@
+package com.cniao5.common
+
+import android.app.Application
+import org.koin.android.ext.koin.androidContext
+import org.koin.android.ext.koin.androidLogger
+import org.koin.core.context.startKoin
+import org.koin.core.logger.Level
+
+/*
+*
+* 抽象的公用BaseApplication*/
+class BaseApplication: Application() {
+    override fun onCreate() {
+        super.onCreate()
+
+        startKoin {
+            androidLogger(Level.ERROR) //log level error方法，保证这句话不出错不然不写
+
+            androidContext(this@BaseApplication)
+        }
+    }
+}

common/src/main/java/com/cniao5/common/base/BaseActivity.kt

@@ -0,0 +1,24 @@
+package com.cniao5.common.base
+
+import androidx.appcompat.app.AppCompatActivity
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.Observer
+
+/*
+* BaseActivity的抽象基类
+* */
+abstract class BaseActivity: AppCompatActivity(){
+
+
+
+    /*
+    * 扩展liveData的observer函数
+    * */
+    protected fun <T: Any> LiveData<T>.observerKt(block:(T) -> Unit) {
+        this.observe(this@BaseActivity, Observer { data ->
+            // block.invoke(data)
+            block(data)
+        })
+    }
+
+}

common/src/main/java/com/cniao5/common/base/BaseFragment.kt

@@ -0,0 +1,27 @@
+package com.cniao5.common.base
+
+import androidx.annotation.LayoutRes
+import androidx.fragment.app.Fragment
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.Observer
+
+/*
+* Fragment的抽象基类
+* */
+abstract class BaseFragment: Fragment {
+
+    constructor(): super()
+
+    constructor(@LayoutRes layout: Int) : super(layout)
+
+    /*
+    * 扩展liveData的observer函数
+    * */
+    protected fun <T: Any> LiveData<T>.observerKt(block:(T) -> Unit) {
+        this.observe(viewLifecycleOwner, Observer { data ->
+            // block.invoke(data)
+            block(data)
+        })
+    }
+
+}

common/src/main/java/com/cniao5/common/ktx/ActivityKtx.kt

@@ -0,0 +1,87 @@
+package com.cniao5.common.ktx
+
+import android.app.Activity
+import android.content.Context
+import android.graphics.Color
+import android.os.Build
+import android.view.View
+import android.view.WindowInsets
+import android.view.WindowInsetsController
+import android.view.WindowManager
+import android.view.inputmethod.InputMethodManager
+import androidx.activity.ComponentActivity
+import androidx.annotation.LayoutRes
+import androidx.databinding.DataBindingUtil
+import androidx.databinding.ViewDataBinding
+import androidx.lifecycle.LifecycleOwner
+
+/*
+ * Activity相关的ktx，扩展函数或扩展属性
+ * */
+
+/*
+ * Activity中使用DataBinding时setContentView的简化
+ * layout 布局文件
+ * return 返回一个Binding的对象实例
+ * @LayoutRes 可以检测是否是资源布局
+ * */
+fun <T : ViewDataBinding> Activity.bindView(@LayoutRes layout: Int): T {
+    return DataBindingUtil.setContentView(this, layout)
+}
+
+/*
+ * Activity中使用DataBinding时setContentView的简化
+ * layout 布局文件
+ * return 返回一个Binding的对象实例 T类型的 可null的
+ * */
+fun <T : ViewDataBinding> Activity.bindView(view: View): T? {
+    return DataBindingUtil.bind<T>(view)
+}
+
+/*
+* 界面Activity的沉浸式状态栏，使得可以在状态栏里面显示部分需要的图片
+* 注意：需要在setContentView之前调用该函数才生效
+* */
+fun Activity.immediateStatusBar() {
+    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+        window.setDecorFitsSystemWindows(false)
+        window.insetsController?.let {
+            it.hide(WindowInsets.Type.statusBars() or WindowInsets.Type.navigationBars())
+            it.systemBarsBehavior = WindowInsetsController.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
+        }
+    } else {
+        @Suppress("DEPRECATION")
+        //            window.decorView.systemUiVisibility = (View.SYSTEM_UI_FLAG_FULLSCREEN
+        //                    or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
+        //                    or View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY
+        //                    or View.SYSTEM_UI_FLAG_LAYOUT_STABLE
+        //                    or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
+        //                    or View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION)
+        window.decorView.systemUiVisibility =
+            (View.SYSTEM_UI_FLAG_LAYOUT_STABLE or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN)
+        window.statusBarColor = Color.TRANSPARENT
+    }
+}
+
+/*
+* 软键盘的隐藏
+* view 事件控件view
+* */
+fun Activity.dismissKeyBoard(view: View){
+    val imm = getSystemService(Context.INPUT_METHOD_SERVICE) as? InputMethodManager?
+    imm?.hideSoftInputFromWindow(view.windowToken, 0)
+}
+
+    //region 扩展属性
+    /*
+    * 扩展lifeCycleOwner属性，便于和Fragment之间使用lifecycleOwner的时候保持参数一致性
+    * */
+    val ComponentActivity.viewLifeCycleOwner: LifecycleOwner
+    get() = this
+
+    /*
+    * Activity的扩展字段，便于Fragment中使用livedata之类的时候，参数一致性
+    * */
+    val Activity.context: Context
+    get() = this
+//endregion

common/src/main/java/com/cniao5/common/ktx/FragmentKtx.kt

@@ -0,0 +1,2 @@
+package com.cniao5.common.ktx
+

common/src/main/java/com/cniao5/common/model/AbsentLifeData.kt

@@ -0,0 +1,21 @@
+package com.cniao5.common.model
+
+import androidx.lifecycle.LiveData
+
+/*
+* 创建一个空的liveData的对象类
+* 常用于创建一个空的liveData对象来转接数据
+* */
+class AbsentLifeData<T: Any?> private constructor(): LiveData<T>() {
+
+    init {
+        postValue(null)
+    }
+
+    companion object {
+        fun <T: Any?> create(): LiveData<T> {
+            return AbsentLifeData()
+        }
+    }
+
+}

common/src/main/java/com/cniao5/common/model/SingleLiveData.kt

@@ -0,0 +1,54 @@
+package com.cniao5.common.model
+
+import android.util.Log
+import androidx.annotation.MainThread
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.Observer
+import java.util.concurrent.atomic.AtomicBoolean
+
+/*
+* 但事件响应的liveData,只有一个接收者能接受到信息，可以避免不必要的业务场景中的事件消费通知
+* 只有调用call的时候，observer才能收到通知
+* */
+class SingleLiveData <T>: MutableLiveData<T>() {
+
+    // 原子变量
+    // 在多线程环境下，当有多个线程同时执行这些类的实例包含的方法时，具有排他性
+    // 即当某个线程进入方法，执行其中的指令时，不会被其他线程打断
+    private val mPending = AtomicBoolean(false)
+
+    @MainThread //主线程注解
+    override fun observe(owner: LifecycleOwner, observer: Observer<in T>) {
+
+        if (hasActiveObservers()){
+            Log.w(TAG,"多个观察者存在的时候，只有一个会被通知到数据更新")
+        }
+
+        super.observe(owner, Observer { t ->
+            // 比较AtomicBoolean和expect这两个值，如果一致，执行方法内的语句
+            // 执行完之后把AtomicBoolean的值设为update的值
+            // 任何内部或者外部的语句都不可能在两个动作之间运行
+            if (mPending.compareAndSet(true, false))
+                observer.onChanged(t)
+        })
+    }
+
+    override fun setValue(value: T?) { //value可以为空不然会报错
+        mPending.set(true)
+        super.setValue(value)
+    }
+
+    /*
+    * 传一些空值
+    * */
+    @MainThread //主线程注解
+    fun call() {
+        value = null
+    }
+
+    companion object{
+        private const val TAG = "SingleLiveData"
+    }
+
+}

common/src/main/res/values/colors.xml

@@ -0,0 +1,132 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="abc_decor_view_status_guard">#ff000000</color>
+    <color name="abc_decor_view_status_guard_light">#ffffffff</color>
+    <color name="abc_search_url_text_normal">#ff7fa87f</color>
+    <color name="abc_search_url_text_pressed">@android:color/black</color>
+    <color name="abc_search_url_text_selected">@android:color/black</color>
+    <color name="accent_material_dark">@color/material_deep_teal_200</color>
+    <color name="accent_material_light">@color/material_deep_teal_500</color>
+    <color name="androidx_core_ripple_material_light">#1f000000</color>
+    <color name="androidx_core_secondary_text_default_material_light">#8a000000</color>
+    <color name="background_floating_material_dark">@color/material_grey_800</color>
+    <color name="background_floating_material_light">@android:color/white</color>
+    <color name="background_material_dark">@color/material_grey_850</color>
+    <color name="background_material_light">@color/material_grey_50</color>
+    <color name="black">#ff000000</color>
+    <color name="bright_foreground_disabled_material_dark">#80ffffff</color>
+    <color name="bright_foreground_disabled_material_light">#80000000</color>
+    <color name="bright_foreground_inverse_material_dark">@color/bright_foreground_material_light</color>
+    <color name="bright_foreground_inverse_material_light">@color/bright_foreground_material_dark</color>
+    <color name="bright_foreground_material_dark">@android:color/white</color>
+    <color name="bright_foreground_material_light">@android:color/black</color>
+    <color name="button_material_dark">#ff5a595b</color>
+    <color name="button_material_light">#ffd6d7d7</color>
+    <color name="cardview_dark_background">#ff424242</color>
+    <color name="cardview_light_background">#ffffffff</color>
+    <color name="cardview_shadow_end_color">#03000000</color>
+    <color name="cardview_shadow_start_color">#37000000</color>
+    <color name="colorAccent">#ffffa000</color>
+    <color name="colorBlack">#ff000000</color>
+    <color name="colorDivider">#ffbdbdbd</color>
+    <color name="colorIcons">#ff212121</color>
+    <color name="colorPrice">#fff56c6c</color>
+    <color name="colorPrimary">#ffffc107</color>
+    <color name="colorPrimaryDark">#ffffa000</color>
+    <color name="colorPrimaryLight">#ffffecb3</color>
+    <color name="colorPrimaryText">#ff212121</color>
+    <color name="colorSecondaryText">#ff757575</color>
+    <color name="colorWhite">#ffffffff</color>
+    <color name="colorWindowBackGround">#fff8fafc</color>
+    <color name="design_bottom_navigation_shadow_color">#14000000</color>
+    <color name="design_dark_default_color_background">#ff121212</color>
+    <color name="design_dark_default_color_error">#ffcf6679</color>
+    <color name="design_dark_default_color_on_background">#ffffffff</color>
+    <color name="design_dark_default_color_on_error">#ff000000</color>
+    <color name="design_dark_default_color_on_primary">#ff000000</color>
+    <color name="design_dark_default_color_on_secondary">#ff000000</color>
+    <color name="design_dark_default_color_on_surface">#ffffffff</color>
+    <color name="design_dark_default_color_primary">#ffba86fc</color>
+    <color name="design_dark_default_color_primary_dark">#ff000000</color>
+    <color name="design_dark_default_color_primary_variant">#ff3700b3</color>
+    <color name="design_dark_default_color_secondary">#ff03dac6</color>
+    <color name="design_dark_default_color_secondary_variant">#ff03dac6</color>
+    <color name="design_dark_default_color_surface">#ff121212</color>
+    <color name="design_default_color_background">#ffffffff</color>
+    <color name="design_default_color_error">#ffb00020</color>
+    <color name="design_default_color_on_background">#ff000000</color>
+    <color name="design_default_color_on_error">#ffffffff</color>
+    <color name="design_default_color_on_primary">#ffffffff</color>
+    <color name="design_default_color_on_secondary">#ff000000</color>
+    <color name="design_default_color_on_surface">#ff000000</color>
+    <color name="design_default_color_primary">#ff6200ee</color>
+    <color name="design_default_color_primary_dark">#ff3700b3</color>
+    <color name="design_default_color_primary_variant">#ff3700b3</color>
+    <color name="design_default_color_secondary">#ff03dac6</color>
+    <color name="design_default_color_secondary_variant">#ff018786</color>
+    <color name="design_default_color_surface">#ffffffff</color>
+    <color name="design_fab_shadow_end_color">@android:color/transparent</color>
+    <color name="design_fab_shadow_mid_color">#14000000</color>
+    <color name="design_fab_shadow_start_color">#44000000</color>
+    <color name="design_fab_stroke_end_inner_color">#0a000000</color>
+    <color name="design_fab_stroke_end_outer_color">#0f000000</color>
+    <color name="design_fab_stroke_top_inner_color">#1affffff</color>
+    <color name="design_fab_stroke_top_outer_color">#2effffff</color>
+    <color name="design_snackbar_background_color">#ff323232</color>
+    <color name="dim_foreground_disabled_material_dark">#80bebebe</color>
+    <color name="dim_foreground_disabled_material_light">#80323232</color>
+    <color name="dim_foreground_material_dark">#ffbebebe</color>
+    <color name="dim_foreground_material_light">#ff323232</color>
+    <color name="error_color_material_dark">#ffff7043</color>
+    <color name="error_color_material_light">#ffff5722</color>
+    <color name="foreground_material_dark">@android:color/white</color>
+    <color name="foreground_material_light">@android:color/black</color>
+    <color name="highlighted_text_material_dark">#6680cbc4</color>
+    <color name="highlighted_text_material_light">#66009688</color>
+    <color name="ic_launcher_background">#ffffffff</color>
+    <color name="material_blue_grey_800">#ff37474f</color>
+    <color name="material_blue_grey_900">#ff263238</color>
+    <color name="material_blue_grey_950">#ff21272b</color>
+    <color name="material_deep_teal_200">#ff80cbc4</color>
+    <color name="material_deep_teal_500">#ff008577</color>
+    <color name="material_grey_100">#fff5f5f5</color>
+    <color name="material_grey_300">#ffe0e0e0</color>
+    <color name="material_grey_50">#fffafafa</color>
+    <color name="material_grey_600">#ff757575</color>
+    <color name="material_grey_800">#ff424242</color>
+    <color name="material_grey_850">#ff303030</color>
+    <color name="material_grey_900">#ff212121</color>
+    <color name="mtrl_btn_text_color_disabled">#61000000</color>
+    <color name="mtrl_btn_transparent_bg_color">#00ffffff</color>
+    <color name="mtrl_scrim_color">#52000000</color>
+    <color name="mtrl_textinput_default_box_stroke_color">#6b000000</color>
+    <color name="mtrl_textinput_disabled_color">#1f000000</color>
+    <color name="mtrl_textinput_filled_box_default_background_color">#0a000000</color>
+    <color name="mtrl_textinput_focused_box_stroke_color">#00000000</color>
+    <color name="mtrl_textinput_hovered_box_stroke_color">#de000000</color>
+    <color name="notification_action_color_filter">@color/androidx_core_secondary_text_default_material_light</color>
+    <color name="notification_icon_bg_color">#ff9e9e9e</color>
+    <color name="notification_material_background_media_default_color">#ff424242</color>
+    <color name="primary_dark_material_dark">@android:color/black</color>
+    <color name="primary_dark_material_light">@color/material_grey_600</color>
+    <color name="primary_material_dark">@color/material_grey_900</color>
+    <color name="primary_material_light">@color/material_grey_100</color>
+    <color name="primary_text_default_material_dark">#ffffffff</color>
+    <color name="primary_text_default_material_light">#de000000</color>
+    <color name="primary_text_disabled_material_dark">#4dffffff</color>
+    <color name="primary_text_disabled_material_light">#39000000</color>
+    <color name="ripple_material_dark">#33ffffff</color>
+    <color name="ripple_material_light">#1f000000</color>
+    <color name="secondary_text_default_material_dark">#b3ffffff</color>
+    <color name="secondary_text_default_material_light">#8a000000</color>
+    <color name="secondary_text_disabled_material_dark">#36ffffff</color>
+    <color name="secondary_text_disabled_material_light">#24000000</color>
+    <color name="select_color">#ff2e2e32</color>
+    <color name="switch_thumb_disabled_material_dark">#ff616161</color>
+    <color name="switch_thumb_disabled_material_light">#ffbdbdbd</color>
+    <color name="switch_thumb_normal_material_dark">#ffbdbdbd</color>
+    <color name="switch_thumb_normal_material_light">#fff1f1f1</color>
+    <color name="tooltip_background_dark">#e6616161</color>
+    <color name="tooltip_background_light">#e6ffffff</color>
+    <color name="white">#ffffffff</color>
+</resources>