Add left/right arrow behaviour

2 files changed, 13 insertions, 1 deletions

diff --git a/dragon/console.rb b/dragon/console.rb
index c90755a..4f47ba0 100644
--- a/dragon/console.rb
+++ b/dragon/console.rb
@@ -428,6 +428,10 @@ S
           @command_history_index -= 1
           self.current_input_str = @command_history[@command_history_index].dup
         end
+      elsif args.inputs.keyboard.key_down.left
+        prompt.move_cursor_left
+      elsif args.inputs.keyboard.key_down.right
+        prompt.move_cursor_right
       elsif inputs_scroll_up_full? args
         scroll_up_full
       elsif inputs_scroll_down_full? args
diff --git a/dragon/console_prompt.rb b/dragon/console_prompt.rb
index 2aa1e48..3d1257b 100644
--- a/dragon/console_prompt.rb
+++ b/dragon/console_prompt.rb
@@ -44,6 +44,14 @@ module GTK
         reset_autocomplete
       end
 
+      def move_cursor_left
+        @cursor_position -= 1 if @cursor_position > 0
+      end
+
+      def move_cursor_right
+        @cursor_position += 1 if @cursor_position < current_input_str.length
+      end
+
       def clear
         @current_input_str = ''
         @cursor_position = 0
@@ -124,7 +132,7 @@ S
 
       def render(args, x:, y:)
         args.outputs.reserved << font_style.label(x: x, y: y, text: "#{@prompt}#{current_input_str}", color: @text_color)
-        args.outputs.reserved << font_style.label(x: x - 2, y: y + 3, text: (" " * (@prompt.length + current_input_str.length)) + "|", color: @cursor_color)
+        args.outputs.reserved << font_style.label(x: x - 4, y: y + 3, text: (" " * (@prompt.length + @cursor_position)) + "|", color: @cursor_color)
       end
 
       def tick