feat: custom btn in example app + refactor: remove useless properties…

… on ActionButton + doc: document new properties/class

README.md

@@ -11,6 +11,8 @@ MarkdownEditableTextInput is a TextField Widget that allow you to convert easily
 - [x] Convert to Code, Quote, Links
 - [x] Convert to Heading (H1, H2, H3, H4, H5, H6) and Links
 - [x] Support text direction
+- [x] Dialog mode to enter link and picture
+- [x] Possibility to add custom buttons to the action bar
 
 ## Demo
 ![](pictures/test_edition.gif)

example/lib/main.dart

@@ -57,6 +57,9 @@ class _MyAppState extends State<MyApp> {
                           actions: MarkdownType.values,
                           controller: controller,
                           textStyle: TextStyle(fontSize: 16),
+                          optionnalActionButtons: [
+                            ActionButton(widget: Icon(Icons.add), action: () => controller.text = '${controller.text} test ')
+                          ],
                         ),
                         TextButton(
                           onPressed: () {

lib/format_markdown.dart

@@ -132,14 +132,15 @@ enum MarkdownType {
   image,
 }
 
+/// Custom button object
 class ActionButton {
+  /// [widget] is the icon in the action bar
   final Widget widget;
-  final String title;
+  /// Action to perform when button is pressed
   final Function() action;
-  final List<ActionButton> children;
-  final Key key;
 
-  ActionButton(this.key, {required this.widget, required this.action, this.children = const [], this.title = ""});
+  /// return [ActionButton]
+  ActionButton({required this.widget, required this.action});
 }
 
 /// Add data to [MarkdownType] enum

lib/markdown_text_input.dart

@@ -29,6 +29,7 @@ class MarkdownTextInput extends StatefulWidget {
   /// List of action the component can handle
   final List<MarkdownType> actions;
 
+  /// List of custom action buttons
   final List<ActionButton> optionnalActionButtons;
 
   /// Optional controller to manage the input
@@ -257,7 +258,6 @@ class _MarkdownTextInputState extends State<MarkdownTextInput> {
       );
     } else if (item is ActionButton) {
       return InkWell(
-        key: item.key,
         onTap: item.action,
         child: Padding(
           padding: EdgeInsets.all(10),