Add a transparent listbox to the wml_message.

data/gui/default/widget/listbox_wml_message.cfg

@@ -0,0 +1,153 @@
+#textdomain wesnoth-lib
+###
+### Definition of a listbox for wml message
+###
+
+#define _GUI_RESOLUTION RESOLUTION FONT_SIZE FONT_STYLE FONT_COLOUR_ENABLED FONT_COLOUR_DISABLED
+	[resolution]
+
+		{RESOLUTION}
+
+		min_width = 0
+		min_height = 0
+
+		default_width = 0
+		default_height = 0
+
+		max_width = 0
+		max_height = 0
+
+		text_font_size = {FONT_SIZE}
+		text_font_style = {FONT_STYLE}
+
+		[state_enabled]
+
+			[draw]
+			[/draw]
+	
+		[/state_enabled]
+
+		[state_disabled]
+
+			[draw]
+			[/draw]
+
+		[/state_disabled]
+
+		[grid]
+
+			[row]
+				grow_factor = 1
+
+				[column]
+					grow_factor = 1
+								horizontal_grow = "true" # needed ?
+								vertical_grow = "true" # needed ?
+
+					[grid]
+						id = "_content_grid"
+
+						[row]
+							grow_factor = 1
+
+							[column]
+								grow_factor = 1
+								horizontal_grow = "true"
+
+								[grid]
+									id = "_header_grid"
+								[/grid]
+
+							[/column]
+
+						[/row]
+
+						[row]
+
+							[column]
+								horizontal_grow = "true"
+								vertical_grow = "true"
+
+								[grid]
+									id = "_list_grid"
+								[/grid]
+
+							[/column]
+
+						[/row]
+
+						[row]
+
+							[column]
+								horizontal_grow = "true"
+
+								[grid]
+									id = "_footer_grid"
+								[/grid]
+
+							[/column]
+
+						[/row]
+
+					[/grid]
+
+				[/column]
+
+				[column]
+					grow_factor = 0
+
+					{GUI__VERTICAL_SCROLLBAR_GRID_TRANSPARENT}
+
+				[/column]
+
+			[/row]
+
+			[row]
+				grow_factor = 0
+
+				[column]
+
+
+					{GUI__HORIZONTAL_SCROLLBAR_GRID_TRANSPARENT}
+
+				[/column]
+
+				[column]
+
+					[spacer]
+					[/spacer]
+
+				[/column]
+
+			[/row]
+
+		[/grid]
+
+	[/resolution]
+#enddef
+
+[listbox_definition]
+	id = "wml_message"
+	description = "Listbox for wml_message."
+
+	{_GUI_RESOLUTION 
+		({GUI_TINY__RESOLUTION})
+		({GUI_TINY__FONT_SIZE__DEFAULT})
+		()
+		({GUI__FONT_COLOUR_ENABLED__DEFAULT})
+		({GUI__FONT_COLOUR_DISABLED__DEFAULT})
+	}
+
+	
+	{_GUI_RESOLUTION 
+		({GUI_NORMAL__RESOLUTION}) 
+		({GUI_NORMAL__FONT_SIZE__DEFAULT}) 
+		() 
+		({GUI__FONT_COLOUR_ENABLED__DEFAULT}) 
+		({GUI__FONT_COLOUR_DISABLED__DEFAULT}) 
+	}
+
+[/listbox_definition]
+
+#undef _GUI_RESOLUTION 
+

data/gui/default/window/wml_message.cfg

@@ -210,7 +210,7 @@
 #define _GUI_INPUT_LIST
 [listbox]
 	id = "input_list"
-	definition = "default"
+	definition = "wml_message"
 
 	[list_definition]
 
@@ -221,7 +221,7 @@
 				horizontal_grow = "true"
 
 				[toggle_panel]
-					definition = "default"
+					definition = "wml_message"
 
 					return_value = -1
 					[grid]