From 456d08024b15de9d642c16f6826ff139965d75a2 Mon Sep 17 00:00:00 2001
From: Quyunshuo <quyunshuo@qq.com>
Date: Sun, 11 Jul 2021 18:16:29 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E6=B7=BB=E5=8A=A0PopupWindow=E5=92=8CL?=
 =?UTF-8?q?ifecycleOwner=E6=89=A9=E5=B1=95?=
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---
 .../base/ktx/LifecycleOwnerKtx.kt             | 27 +++++++++++++++++++
 .../base/ktx/PopupWindowKtx.kt                | 21 +++++++++++++++
 2 files changed, 48 insertions(+)
 create mode 100644 lib_base/src/main/java/com/quyunshuo/androidbaseframemvvm/base/ktx/LifecycleOwnerKtx.kt
 create mode 100644 lib_base/src/main/java/com/quyunshuo/androidbaseframemvvm/base/ktx/PopupWindowKtx.kt

diff --git a/lib_base/src/main/java/com/quyunshuo/androidbaseframemvvm/base/ktx/LifecycleOwnerKtx.kt b/lib_base/src/main/java/com/quyunshuo/androidbaseframemvvm/base/ktx/LifecycleOwnerKtx.kt
new file mode 100644
index 0000000..93a1bc0
--- /dev/null
+++ b/lib_base/src/main/java/com/quyunshuo/androidbaseframemvvm/base/ktx/LifecycleOwnerKtx.kt
@@ -0,0 +1,27 @@
+package com.quyunshuo.androidbaseframemvvm.base.ktx
+
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.LiveData
+
+/**
+ * 对LiveData订阅的简化封装
+ *
+ * 使用示例
+ * ```
+ *  override fun initObserve() {
+ *      observe(mViewModel.stateViewLD, ::stateViewLivaDataHandler)
+ *  }
+ *
+ *  private fun stateViewLivaDataHandler(data: StateLayoutEnum) {
+ *      ...
+ *  }
+ * ```
+ *
+ * @receiver LifecycleOwner
+ * @param liveData LiveData<T> 需要进行订阅的LiveData
+ * @param action action: (t: T) -> Unit 处理订阅内容的方法
+ * @return Unit
+ */
+fun <T> LifecycleOwner.observe(liveData: LiveData<T>, action: (t: T) -> Unit) {
+    liveData.observe(this, { it?.let { t -> action(t) } })
+}
\ No newline at end of file
diff --git a/lib_base/src/main/java/com/quyunshuo/androidbaseframemvvm/base/ktx/PopupWindowKtx.kt b/lib_base/src/main/java/com/quyunshuo/androidbaseframemvvm/base/ktx/PopupWindowKtx.kt
new file mode 100644
index 0000000..e72385d
--- /dev/null
+++ b/lib_base/src/main/java/com/quyunshuo/androidbaseframemvvm/base/ktx/PopupWindowKtx.kt
@@ -0,0 +1,21 @@
+package com.quyunshuo.androidbaseframemvvm.base.ktx
+
+import android.view.View
+import android.view.ViewGroup
+import android.widget.PopupWindow
+
+/**
+ * PopupWindow相关扩展
+ *
+ * @author Qu Yunshuo
+ * @since 1/4/21 10:48 AM
+ */
+
+/**
+ * 测量view宽高
+ */
+fun PopupWindow.makeDropDownMeasureSpec(measureSpec: Int): Int {
+    val mode =
+        if (measureSpec == ViewGroup.LayoutParams.WRAP_CONTENT) View.MeasureSpec.UNSPECIFIED else View.MeasureSpec.EXACTLY
+    return View.MeasureSpec.makeMeasureSpec(View.MeasureSpec.getSize(measureSpec), mode)
+}
\ No newline at end of file