X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;ds=sidebyside;f=source%2Flayout.h;h=0ea47a11c3bdbcef50821bf619ed361b09d48ad5;hb=50f11cec86c034fbee2ab332503266808b1eba74;hp=230365182e1d84a881bc363a48487234215fd3a7;hpb=5e97c5c224c30e68c26fddd2153694088f932bee;p=libs%2Fgltk.git

diff --git a/source/layout.h b/source/layout.h
index 2303651..0ea47a1 100644
--- a/source/layout.h
+++ b/source/layout.h
@@ -100,7 +100,7 @@ protected:
 	struct Slot: public sigc::trackable
 	{
 		Layout &layout;
-		unsigned index;
+		int index;
 		Widget &widget;
 		Geometry autosize_geom;
 		Geometry geom;
@@ -112,6 +112,7 @@ protected:
 		virtual ~Slot() { }
 
 		void autosize_changed();
+		void visibility_changed(bool);
 	};
 
 	enum SolveMode
@@ -125,6 +126,7 @@ protected:
 
 	Container *container;
 	std::list<Slot *> slots;
+	unsigned n_active_slots;
 	Sides margin;
 	unsigned row_spacing;
 	unsigned col_spacing;
@@ -138,14 +140,23 @@ public:
 
 	void set_container(Container &);
 	void set_margin(const Sides &);
+
+	/** Sets the default spacing between widgets in bothg directions. */
 	void set_spacing(unsigned);
+
+	/** Sets the default vertical spacing between widgets.  Affects the ABOVE
+	and BELOW constraints. */
 	void set_row_spacing(unsigned);
+
+	/** Sets the default horizontal spacing between widgets.  Affects the
+	LEFT_OF and RIGHT_OF constraints. */
 	void set_column_spacing(unsigned);
 
 	void add_widget(Widget &);
 	void remove_widget(Widget &);
 protected:
 	virtual Slot *create_slot(Widget &);
+	void update_slot_indices();
 	Slot &get_slot_for_widget(Widget &);
 	static ConstraintType complement(ConstraintType);
 	void create_constraint(Widget &, ConstraintType, Widget &, int);