adds checkbox check prop

docs/api/QCheckBox.md

@@ -40,3 +40,13 @@ Additionally it also has the following instance methods:
 Sets the given text to the checkbox.
 
 - `text` string
+
+#### `checkbox.isChecked()`
+
+returns whether the checkbox is checked or not. It calls the native method [QAbstractButton: isChecked](https://doc.qt.io/qt-5/qabstractbutton.html#checked-prop).
+
+#### `checkbox.setChecked(check)`
+
+This property holds whether the button is checked. It calls the native method [QAbstractButton: setChecked](https://doc.qt.io/qt-5/qabstractbutton.html#checked-prop).
+
+- `check` boolean

src/cpp/QtWidgets/QCheckBox/qcheckbox_wrap.cpp

@@ -11,6 +11,8 @@ Napi::Object QCheckBoxWrap::init(Napi::Env env, Napi::Object exports) {
   char CLASSNAME[] = "QCheckBox";
   Napi::Function func = DefineClass(env, CLASSNAME, {
     InstanceMethod("setText", &QCheckBoxWrap::setText),
+    InstanceMethod("setChecked", &QCheckBoxWrap::setChecked),
+    InstanceMethod("isChecked", &QCheckBoxWrap::isChecked),
     QWIDGET_WRAPPED_METHODS_EXPORT_DEFINE(QCheckBoxWrap)
   });
   constructor = Napi::Persistent(func);
@@ -54,3 +56,18 @@ Napi::Value QCheckBoxWrap::setText(const Napi::CallbackInfo& info) {
   return env.Null();
 }
 
+Napi::Value QCheckBoxWrap::isChecked(const Napi::CallbackInfo& info) {
+  Napi::Env env = info.Env();
+  Napi::HandleScope scope(env);
+  bool isChecked = this->instance->isChecked();
+  return Napi::Value::From(env, isChecked);
+}
+
+Napi::Value QCheckBoxWrap::setChecked(const Napi::CallbackInfo& info) {
+  Napi::Env env = info.Env();
+  Napi::HandleScope scope(env);
+  Napi::Boolean check = info[0].As<Napi::Boolean>();
+  this->instance->setChecked(check.Value());
+  return env.Null();
+}
+

src/cpp/QtWidgets/QCheckBox/qcheckbox_wrap.h

@@ -17,7 +17,9 @@ class QCheckBoxWrap : public  Napi::ObjectWrap<QCheckBoxWrap>{
   static Napi::FunctionReference constructor;
   //wrapped methods
   Napi::Value setText(const Napi::CallbackInfo& info);
-  
+  Napi::Value isChecked(const Napi::CallbackInfo& info);
+  Napi::Value setChecked(const Napi::CallbackInfo& info);
+
   QWIDGET_WRAPPED_METHODS_DECLARATION
 };
 

src/demo.ts

@@ -25,6 +25,7 @@ label.setInlineStyle("font-size: 20px;");
 const checkbox = new QCheckBox();
 checkbox.setText("Check me out?");
 checkbox.setObjectName("check");
+checkbox.setChecked(true);
 
 const lineEdit = new QLineEdit();
 lineEdit.setPlaceholderText("Enter your thoughts here");

src/lib/QtWidgets/QCheckBox/index.ts

@@ -20,9 +20,17 @@ export class QCheckBox extends NodeWidget {
     this.parent = parent;
     // bind member functions
     this.setText.bind(this);
+    this.isChecked.bind(this);
+    this.setChecked.bind(this);
   }
 
   setText(text: string) {
     this.native.setText(text);
   }
+  isChecked(): boolean {
+    return this.native.isChecked();
+  }
+  setChecked(check: boolean) {
+    return this.native.setChecked(check);
+  }
 }