Allow to specify maxLines

Fixes: 4inka#31

Author: mrclauss

Diff for: README.md

@@ -228,7 +228,8 @@ The above example will generate something like below preview:
 | suggestionBackgroundColor | `Color` | :x: | Can be used to set custom background color to suggestions list |  |
 | debounceDuration | `Duration` | :x: | Used to set the debounce time for async data fetch | Duration(milliseconds: 400) |
 | suggestionBuilder | `Widget Function(String)` | :x: | Can be used to customize suggestion items |  |
-| progressIndicatorBuilder | `Widget` | :x: | Can be used to display custom progress idnicator |  |
+| progressIndicatorBuilder | `Widget` | :x: | Can be used to display custom progress indicator |  |
+| maxLines | `int` | :x: | Can be used to specify the number of lines of the input, default is 1 |  |
 
 ## Issues & Suggestions
 If you encounter any issue you or want to leave a suggestion you can do it by filling an [issue](https://github.com/4inka/flutter_easy_autocomplete/issues).

Diff for: lib/easy_autocomplete.dart

@@ -89,12 +89,15 @@ class EasyAutocomplete extends StatefulWidget {
   /// Can be used to customize suggestion items
   final Widget Function(String data)? suggestionBuilder;
 
-  /// Can be used to display custom progress idnicator
+  /// Can be used to display custom progress indicator
   final Widget? progressIndicatorBuilder;
 
   /// Can be used to validate field value
   final String? Function(String?)? validator;
 
+  /// Can be used to specify the maximum number of lines
+  final int maxLines;
+
   /// Creates a autocomplete widget to help you manage your suggestions
   const EasyAutocomplete(
       {this.suggestions,
@@ -116,6 +119,7 @@ class EasyAutocomplete extends StatefulWidget {
       this.suggestionTextStyle = const TextStyle(),
       this.suggestionBackgroundColor,
       this.debounceDuration = const Duration(milliseconds: 400),
+      this.maxLines = 1,
       this.validator})
       : assert(onChanged != null || controller != null,
             'onChanged and controller parameters cannot be both null at the same time'),
@@ -269,7 +273,8 @@ class _EasyAutocompleteState extends State<EasyAutocomplete> {
                   onEditingComplete: () => closeOverlay(),
                   validator: widget.validator != null
                       ? (value) => widget.validator!(value)
-                      : null // (value) {}
+                      : null, // (value) {}
+                  maxLines: widget.maxLines,
                   )
             ]));
   }