Listbox columns have the same width again.

The header row still has a different width, which will be fixed later.

changelog

@@ -7,6 +7,8 @@ Version 1.5.11+svn:
  * Miscellaneous and bug fixes:
    * Removed last binaryWML references by making the save_index gzip
      compressed. (We can still receive binaryWML via the network.)
+ * User interface:
+   * Listbox columns have the same width again
 
 Version 1.5.11:
  * Campaigns:

players_changelog

@@ -6,6 +6,8 @@ Version 1.5.11+svn:
   * Language and translations
     * updated translations: Chinese (Simplified), Czech, French, Polish,
       Portuguese (Brazil), Spanish, Turkish.
+  * User interface
+    * Listbox columns have the same width again.
 
 Version 1.5.11:
   * Graphics

src/gui/widgets/listbox.cpp

@@ -44,6 +44,15 @@ void tlistbox::add_row(const string_map& item)
 	assert(generator_);
 	generator_->create_item(
 			-1, list_builder_, item, callback_list_item_clicked);
+
+	tgrid& grid = generator_->get_item(get_item_count() - 1);
+	twindow* window = get_window();
+	assert(window);
+
+	if(get_item_count() == 1) {
+		init_linked_size_widets(*window, grid.begin(), grid.end());
+	}
+	add_linked_size_widgets(*window, grid.begin(), grid.end());
 }
 
 void tlistbox::add_row(
@@ -52,6 +61,15 @@ void tlistbox::add_row(
 	assert(generator_);
 	generator_->create_item(
 			-1, list_builder_, data, callback_list_item_clicked);
+
+	tgrid& grid = generator_->get_item(get_item_count() - 1);
+	twindow* window = get_window();
+	assert(window);
+
+	if(get_item_count() == 1) {
+		init_linked_size_widets(*window, grid.begin(), grid.end());
+	}
+	add_linked_size_widgets(*window, grid.begin(), grid.end());
 }
 
 unsigned tlistbox::get_item_count() const
@@ -190,6 +208,48 @@ void tlistbox::handle_key_right_arrow(SDLMod modifier, bool& handled)
 	}
 }
 
+void tlistbox::init_linked_size_widets(twindow& window,
+		const tgrid::iterator& begin, const tgrid::iterator& end)
+{
+	for(tgrid::iterator itor = begin; itor != end; ++itor) {
+
+		assert(*itor);
+
+		// Add to list.
+		if(!itor->id().empty()) {
+			window.init_linked_size_group(itor->id(), true, false);
+		}
+
+		// Recurse though the children.
+		tcontainer_* container = dynamic_cast<tcontainer_*>(*itor);
+		if(container) {
+			init_linked_size_widets(window,
+					container->begin(), container->end());
+		}
+	}
+}
+
+void tlistbox::add_linked_size_widgets(twindow& window,
+		const tgrid::iterator& begin, const tgrid::iterator& end)
+{
+	for(tgrid::iterator itor = begin; itor != end; ++itor) {
+
+		assert(*itor);
+
+		// Add to list.
+		if(!itor->id().empty()) {
+			window.add_linked_widget(itor->id(), *itor);
+		}
+
+		// Recurse though the children.
+		tcontainer_* container = dynamic_cast<tcontainer_*>(*itor);
+		if(container) {
+			add_linked_size_widgets(window,
+					container->begin(), container->end());
+		}
+	}
+}
+
 namespace {
 
 /**

src/gui/widgets/listbox.hpp

@@ -153,6 +153,49 @@ protected:
 
 private:
 
+	/**
+	 * @todo A listbox must have the following config parameters in the
+	 * instanciation: 
+	 * - fixed row height?
+	 * - fixed column width?
+	 * and if so the following ways to set them
+	 * - fixed depending on header ids
+	 * - fixed depending on footer ids
+	 * - fixed depending on first row ids
+	 * - fixed depending on list (the user has to enter a list of ids)
+	 *
+	 * For now it's always fixed width depending on the first row.
+	 */  
+
+	/**
+	 * Initializes the linked size list.
+	 *
+	 * The routine goes from begin to end through the widgets and if the widget
+	 * has an id it's used to initialize the linked size list of the parent
+	 * window. If the widget is a container all it's children are also
+	 * initialized.
+	 *
+	 * @param window              The parent window.
+	 * @param begin               Begin iterator.
+	 * @param end                 End iterator.
+	 */
+	void init_linked_size_widets(twindow& window,
+			const tgrid::iterator& begin, const tgrid::iterator& end);
+
+	/**
+	 * Adds widgets to the linked size list.
+	 *
+	 * The routine goes from begin to end through the widgets and if the widget
+	 * has an id it's added to the linked size list of the parent window. If
+	 * the widget is a container all it's children are also added.
+	 *
+	 * @param window              The parent window.
+	 * @param begin               Begin iterator.
+	 * @param end                 End iterator.
+	 */
+	void add_linked_size_widgets(twindow& window,
+			const tgrid::iterator& begin, const tgrid::iterator& end);
+
 	/**
 	 * Finishes the building initialization of the widget.
 	 *