重构了键盘弹出的方式

CHANGELOG.md

+## [0.6.0]
+* TODO: 重构了键盘弹出的方式,修复长按输入框报错问题
+
 ## [0.5.5]
 * TODO: Popover添加了阴影效果
 * TODO: Popover 添加了方向

README.md

@@ -9,7 +9,7 @@ Usage Add this to your package's pubspec.yaml file:
 Flutter >=1.17
 ``` yaml
 dependencies:
-  cool_ui: "^0.5.4"
+  cool_ui: "^0.6.0"
 ```
 
 Flutter >=1.7

lib/keyboards/keyboard_manager.dart

@@ -8,8 +8,8 @@ class CoolKeyboard {
   static JSONMethodCodec _codec = const JSONMethodCodec();
   static KeyboardConfig _currentKeyboard;
   static Map<CKTextInputType, KeyboardConfig> _keyboards = {};
+  static KeyboardRootState _root;
   static BuildContext _context;
-  static OverlayEntry _keyboardEntry;
   static KeyboardController _keyboardController;
   static GlobalKey<KeyboardPageState> _pageKey;
   static bool isInterceptor = false;
@@ -21,7 +21,8 @@ class CoolKeyboard {
 
   static Timer clearTask;
 
-  static init(BuildContext context) {
+  static init(KeyboardRootState root, BuildContext context) {
+    _root = root;
     _context = context;
     interceptorInput();
   }
@@ -47,8 +48,9 @@ class CoolKeyboard {
           break;
         case 'TextInput.hide':
           if (_currentKeyboard != null) {
-            if(clearTask == null){
-              clearTask = new Timer(Duration(milliseconds: 16), ()=>hideKeyboard(animation: true));
+            if (clearTask == null) {
+              clearTask = new Timer(Duration(milliseconds: 16),
+                  () => hideKeyboard(animation: true));
             }
             return _codec.encodeSuccessEnvelope(null);
           } else {
@@ -63,8 +65,9 @@ class CoolKeyboard {
           }
           break;
         case 'TextInput.clearClient':
-          if(clearTask == null){
-            clearTask = new Timer(Duration(milliseconds: 16), ()=>hideKeyboard(animation: true));
+          if (clearTask == null) {
+            clearTask = new Timer(Duration(milliseconds: 16),
+                () => hideKeyboard(animation: true));
           }
           clearKeyboard();
           break;
@@ -104,7 +107,7 @@ class CoolKeyboard {
                 _codec.encodeMethodCall(MethodCall('TextInput.hide')));
             return _codec.encodeSuccessEnvelope(null);
           } else {
-            if(clearTask == null){
+            if (clearTask == null) {
               hideKeyboard(animation: false);
             }
             clearKeyboard();
@@ -142,7 +145,7 @@ class CoolKeyboard {
   static openKeyboard() {
     var keyboardHeight = _currentKeyboard.getHeight(_context);
     _keyboardHeightNotifier.value = keyboardHeight;
-    if (_keyboardEntry != null && _pageKey != null) return;
+    if (_root.hasKeyboard && _pageKey != null) return;
     _pageKey = GlobalKey<KeyboardPageState>();
     // KeyboardMediaQueryState queryState = _context
     //         .ancestorStateOfType(const TypeMatcher<KeyboardMediaQueryState>())
@@ -150,7 +153,7 @@ class CoolKeyboard {
     // queryState.update();
 
     var tempKey = _pageKey;
-    _keyboardEntry = OverlayEntry(builder: (ctx) {
+    _root.setKeyboard((ctx) {
       if (_currentKeyboard != null && _keyboardHeightNotifier.value != null) {
         return KeyboardPage(
             key: tempKey,
@@ -164,8 +167,6 @@ class CoolKeyboard {
       }
     });
 
-    Overlay.of(_context).insert(_keyboardEntry);
-
     BackButtonInterceptor.add((_) {
       CoolKeyboard.sendPerformAction(TextInputAction.done);
       return true;
@@ -180,29 +181,24 @@ class CoolKeyboard {
       clearTask = null;
     }
     BackButtonInterceptor.removeByName('CustomKeyboard');
-    if (_keyboardEntry != null && _pageKey != null) {
+    if (_root.hasKeyboard && _pageKey != null) {
       // _pageKey.currentState.animationController
       //     .addStatusListener((AnimationStatus status) {
       //   if (status == AnimationStatus.dismissed ||
       //       status == AnimationStatus.completed) {
-      //     if (_keyboardEntry != null) {
+      //     if (_root.hasKeyboard) {
       //       _keyboardEntry.remove();
       //       _keyboardEntry = null;
       //     }
       //   }
       // });
       if (animation) {
-        var keyboardEntry = _keyboardEntry;
-        _keyboardEntry = null;
         _pageKey.currentState.exitKeyboard();
         Future.delayed(Duration(milliseconds: 116)).then((_) {
-          if (keyboardEntry != null) {
-            keyboardEntry.remove();
-          }
+          _root.clearKeyboard();
         });
       } else {
-        _keyboardEntry.remove();
-        _keyboardEntry = null;
+        _root.clearKeyboard();
       }
     }
     _pageKey = null;
@@ -231,7 +227,9 @@ class CoolKeyboard {
   }
 
   static updateKeyboardHeight() {
-    if (_pageKey != null && _pageKey.currentState != null && clearTask == null) {
+    if (_pageKey != null &&
+        _pageKey.currentState != null &&
+        clearTask == null) {
       _pageKey.currentState.updateHeight(_keyboardHeightNotifier.value);
     }
   }

lib/keyboards/keyboard_root.dart

@@ -2,10 +2,13 @@ part of cool_ui;
 
 class KeyboardRootWidget extends StatefulWidget {
   final Widget child;
+
   /// The text direction for this subtree.
   final TextDirection textDirection;
 
-  const KeyboardRootWidget({Key key, this.child, this.textDirection = TextDirection.ltr}) : super(key: key);
+  const KeyboardRootWidget(
+      {Key key, this.child, this.textDirection = TextDirection.ltr})
+      : super(key: key);
 
   @override
   State<StatefulWidget> createState() {
@@ -15,30 +18,46 @@ class KeyboardRootWidget extends StatefulWidget {
 }
 
 class KeyboardRootState extends State<KeyboardRootWidget> {
-  List<OverlayEntry> _initialEntries = [];
+  WidgetBuilder _keyboardbuilder;
+
+  bool get hasKeyboard => _keyboardbuilder != null;
+  // List<OverlayEntry> _initialEntries = [];
 
   @override
   void initState() {
     super.initState();
-
-    _initialEntries.add(this.initChild());
+    // _initialEntries.add(this.initChild());
   }
 
   @override
   Widget build(BuildContext context) {
     // TODO: implement build
-    return Directionality(
-        textDirection: widget.textDirection,
-        child: KeyboardMediaQuery(
-            child: Overlay(
-          initialEntries: _initialEntries,
-        )));
+    return KeyboardMediaQuery(child: Builder(builder: (context) {
+      CoolKeyboard.init(this, context);
+
+      List<Widget> children = [widget.child];
+      if (_keyboardbuilder != null) {
+        children.add(Builder(
+          builder: _keyboardbuilder,
+        ));
+      }
+      return Directionality(
+          textDirection: widget.textDirection,
+          child: Stack(
+            children: children,
+          ));
+    }));
+  }
+
+  setKeyboard(WidgetBuilder keyboardbuilder) {
+    this._keyboardbuilder = keyboardbuilder;
+    setState(() {});
   }
 
-  OverlayEntry initChild() {
-    return OverlayEntry(builder: (ctx) {
-      CoolKeyboard.init(ctx);
-      return widget.child;
-    });
+  clearKeyboard() {
+    if (this._keyboardbuilder != null) {
+      this._keyboardbuilder = null;
+      setState(() {});
+    }
   }
 }

pubspec.yaml

 name: cool_ui
 description: Some practical Widget for flutter,Popover,Weui,Custom Keyboard
-version: 0.5.5
+version: 0.6.0
 author: Kevin <liangkaikevin@gmail.com>
 homepage: https://github.com/Im-Kevin/cool_ui