add touch blank area to hide keyboard

Author: blankj

README.md

@@ -47,6 +47,7 @@
 - [键盘相关](https://github.com/Blankj/AndroidUtilCode/blob/master/about_keyboard.md)
 	- 避免输入法面板遮挡
 	- 动态隐藏软键盘
+	- 点击屏幕空白区域隐藏软键盘
 	- 动态显示软键盘
 	- 切换键盘显示与否状态
 - [正则相关](https://github.com/Blankj/AndroidUtilCode/blob/master/about_regular.md)
@@ -57,4 +58,5 @@
 - [未归类](https://github.com/Blankj/AndroidUtilCode/blob/master/unclassified.md)
 	- 获取服务是否开启
 
+大部分代码已验证过可行，如有错误，请及时告之。  
 期待你的Star和完善...

about_keyboard.md

@@ -30,6 +30,61 @@ public static void hideSoftInput(Context context, EditText edit) {
 }
 ```
 
+###  点击屏幕空白区域隐藏软键盘
+``` java
+// 方法1：在onTouch中处理，未获焦点则隐藏
+/**
+* 在onTouch中处理，未获焦点则隐藏
+*/
+@Override
+public boolean onTouchEvent(MotionEvent event) {
+    if (null != this.getCurrentFocus()) {
+        InputMethodManager mInputMethodManager = (InputMethodManager) getSystemService(INPUT_METHOD_SERVICE);
+        return mInputMethodManager.hideSoftInputFromWindow(this.getCurrentFocus().getWindowToken(), 0);
+    }
+    return super.onTouchEvent(event);
+}
+
+// 方法2：根据EditText所在坐标和用户点击的坐标相对比，来判断是否隐藏键盘，需重写dispatchTouchEvent
+@Override
+public boolean dispatchTouchEvent(MotionEvent ev) {
+    if (ev.getAction() == MotionEvent.ACTION_DOWN) {
+        View v = getCurrentFocus();
+        if (isShouldHideKeyboard(v, ev)) {
+            hideKeyboard(v.getWindowToken());
+        }
+    }
+    return super.dispatchTouchEvent(ev);
+}
+
+/**
+* 根据EditText所在坐标和用户点击的坐标相对比，来判断是否隐藏键盘
+*/
+private boolean isShouldHideKeyboard(View v, MotionEvent event) {
+    if (v != null && (v instanceof EditText)) {
+        int[] l = {0, 0};
+        v.getLocationInWindow(l);
+        int left = l[0],
+                top = l[1],
+                bottom = top + v.getHeight(),
+                right = left + v.getWidth();
+        return !(event.getX() > left && event.getX() < right
+                && event.getY() > top && event.getY() < bottom);
+    }
+    return false;
+}
+
+/**
+* 获取InputMethodManager，隐藏软键盘
+*/
+private void hideKeyboard(IBinder token) {
+    if (token != null) {
+        InputMethodManager im = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
+        im.hideSoftInputFromWindow(token, InputMethodManager.HIDE_NOT_ALWAYS);
+    }
+}
+```
+
 ### 动态显示软键盘
 ``` java
 /**

about_phone.md

@@ -32,14 +32,30 @@ public static String getDeviceIMEI(Context context) {
 // 需添加权限<uses-permission android:name="android.permission.READ_PHONE_STATE"/>
 /**
 * 获取手机状态信息
+*
+* 返回如下
+* DeviceId(IMEI) = 99000311726612
+* DeviceSoftwareVersion = 00
+* Line1Number =
+* NetworkCountryIso = cn
+* NetworkOperator = 46003
+* NetworkOperatorName = 中国电信
+* NetworkType = 6
+* honeType = 2
+* SimCountryIso = cn
+* SimOperator = 46003
+* SimOperatorName = 中国电信
+* SimSerialNumber = 89860315045710604022
+* SimState = 5
+* SubscriberId(IMSI) = 460030419724900
+* VoiceMailNumber = *86
 */
 public static String getPhoneStatus(Context context) {
     TelephonyManager tm = (TelephonyManager) context
-            .getSystemService(Context.TELEPHONY_SERVICE);//
+            .getSystemService(Context.TELEPHONY_SERVICE);
     String str = "";
     str += "DeviceId(IMEI) = " + tm.getDeviceId() + "\n";
-    str += "DeviceSoftwareVersion = " + tm.getDeviceSoftwareVersion()
-            + "\n";
+    str += "DeviceSoftwareVersion = " + tm.getDeviceSoftwareVersion() + "\n";
     str += "Line1Number = " + tm.getLine1Number() + "\n";
     str += "NetworkCountryIso = " + tm.getNetworkCountryIso() + "\n";
     str += "NetworkOperator = " + tm.getNetworkOperator() + "\n";