Add LdCategoryViewIf.

Deduplicates parts of LdCategory{,Symbol}View.

7 files changed, 221 insertions, 162 deletions

diff --git a/liblogdiag/ld-category-symbol-view.c b/liblogdiag/ld-category-symbol-view.c
index 6116566..3cf975f 100644
--- a/liblogdiag/ld-category-symbol-view.c
+++ b/liblogdiag/ld-category-symbol-view.c
@@ -70,6 +70,11 @@ static void ld_category_symbol_view_set_property (GObject *object,
 	guint property_id, const GValue *value, GParamSpec *pspec);
 static void ld_category_symbol_view_finalize (GObject *gobject);
 
+static void ld_category_symbol_view_set_category
+	(LdCategoryViewIf *iface, LdCategory *category);
+static LdCategory *ld_category_symbol_view_get_category
+	(LdCategoryViewIf *iface);
+
 static void on_size_request (GtkWidget *widget, GtkRequisition *requisition,
 	gpointer user_data);
 static void on_size_allocate (GtkWidget *widget, GdkRectangle *allocation,
@@ -78,59 +83,28 @@ static gboolean on_expose_event (GtkWidget *widget, GdkEventExpose *event,
 	gpointer user_data);
 
 
-G_DEFINE_TYPE (LdCategorySymbolView,
-	ld_category_symbol_view, GTK_TYPE_DRAWING_AREA);
+static void
+ld_category_view_if_init (LdCategoryViewIfInterface *iface)
+{
+	iface->set_category = ld_category_symbol_view_set_category;
+	iface->get_category = ld_category_symbol_view_get_category;
+}
+
+G_DEFINE_TYPE_WITH_CODE (LdCategorySymbolView,
+	ld_category_symbol_view, GTK_TYPE_DRAWING_AREA,
+	G_IMPLEMENT_INTERFACE (LD_TYPE_CATEGORY_VIEW_IF, ld_category_view_if_init));
 
 static void
 ld_category_symbol_view_class_init (LdCategorySymbolViewClass *klass)
 {
 	GObjectClass *object_class;
-	GParamSpec *pspec;
 
 	object_class = G_OBJECT_CLASS (klass);
 	object_class->get_property = ld_category_symbol_view_get_property;
 	object_class->set_property = ld_category_symbol_view_set_property;
 	object_class->finalize = ld_category_symbol_view_finalize;
 
-/**
- * LdCategorySymbolView::symbol-selected:
- * @self: an #LdCategorySymbolView object.
- * @symbol: the selected #LdSymbol object.
- * @path: location of the symbol within the library.
- *
- * A symbol has been selected.
- */
-	klass->symbol_selected_signal = g_signal_new
-		("symbol-selected", G_TYPE_FROM_CLASS (klass),
-		G_SIGNAL_RUN_LAST, 0, NULL, NULL,
-		ld_marshal_VOID__OBJECT_STRING,
-		G_TYPE_NONE, 2, LD_TYPE_SYMBOL,
-		G_TYPE_STRING | G_SIGNAL_TYPE_STATIC_SCOPE);
-
-/**
- * LdCategorySymbolView::symbol-deselected:
- * @self: an #LdCategorySymbolView object.
- * @symbol: the deselected #LdSymbol object.
- * @path: location of the symbol within the library.
- *
- * A symbol has been deselected.
- */
-	klass->symbol_deselected_signal = g_signal_new
-		("symbol-deselected", G_TYPE_FROM_CLASS (klass),
-		G_SIGNAL_RUN_LAST, 0, NULL, NULL,
-		ld_marshal_VOID__OBJECT_STRING,
-		G_TYPE_NONE, 2, LD_TYPE_SYMBOL,
-		G_TYPE_STRING | G_SIGNAL_TYPE_STATIC_SCOPE);
-
-/**
- * LdCategorySymbolView:category:
- *
- * The underlying #LdCategory object of this view.
- */
-	pspec = g_param_spec_object ("category", "Category",
-		"The underlying category object of this view.",
-		LD_TYPE_CATEGORY, G_PARAM_READWRITE);
-	g_object_class_install_property (object_class, PROP_CATEGORY, pspec);
+	g_object_class_override_property (object_class, PROP_CATEGORY, "category");
 
 	g_type_class_add_private (klass, sizeof (LdCategorySymbolViewPrivate));
 }
@@ -154,7 +128,7 @@ symbol_deselect (LdCategorySymbolView *self)
 	if (!preselected)
 		return;
 
-	g_signal_emit (self, LD_CATEGORY_SYMBOL_VIEW_GET_CLASS (self)->
+	g_signal_emit (self, LD_CATEGORY_VIEW_IF_GET_INTERFACE (self)->
 		symbol_deselected_signal, 0, preselected->symbol, preselected->path);
 
 	symbol_redraw (self, preselected);
@@ -201,7 +175,7 @@ on_motion_notify (GtkWidget *widget, GdkEventMotion *event, gpointer user_data)
 			gtk_drag_source_set (widget,
 				GDK_BUTTON1_MASK, &target, 1, GDK_ACTION_COPY);
 
-			g_signal_emit (self, LD_CATEGORY_SYMBOL_VIEW_GET_CLASS (self)->
+			g_signal_emit (self, LD_CATEGORY_VIEW_IF_GET_INTERFACE (self)->
 				symbol_selected_signal, 0, data->symbol, data->path);
 		}
 		return FALSE;
@@ -320,13 +294,11 @@ static void
 ld_category_symbol_view_get_property (GObject *object, guint property_id,
 	GValue *value, GParamSpec *pspec)
 {
-	LdCategorySymbolView *self;
-
-	self = LD_CATEGORY_SYMBOL_VIEW (object);
 	switch (property_id)
 	{
 	case PROP_CATEGORY:
-		g_value_set_object (value, ld_category_symbol_view_get_category (self));
+		g_value_set_object (value,
+			ld_category_view_if_get_category (LD_CATEGORY_VIEW_IF (object)));
 		break;
 	default:
 		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
@@ -337,13 +309,10 @@ static void
 ld_category_symbol_view_set_property (GObject *object, guint property_id,
 	const GValue *value, GParamSpec *pspec)
 {
-	LdCategorySymbolView *self;
-
-	self = LD_CATEGORY_SYMBOL_VIEW (object);
 	switch (property_id)
 	{
 	case PROP_CATEGORY:
-		ld_category_symbol_view_set_category (self,
+		ld_category_view_if_set_category (LD_CATEGORY_VIEW_IF (object),
 			LD_CATEGORY (g_value_get_object (value)));
 		break;
 	default:
@@ -572,24 +541,20 @@ ld_category_symbol_view_new (LdCategory *category)
 	LdCategorySymbolView *self;
 
 	self = g_object_new (LD_TYPE_CATEGORY_SYMBOL_VIEW, NULL);
-	ld_category_symbol_view_set_category (self, category);
+	ld_category_view_if_set_category (LD_CATEGORY_VIEW_IF (self), category);
 	return GTK_WIDGET (self);
 }
 
-/**
- * ld_category_symbol_view_set_category:
- * @self: an #LdCategorySymbolView object.
- * @category: the #LdCategory to be assigned to the view.
- *
- * Assign an #LdCategory object to the view.
- */
-void
-ld_category_symbol_view_set_category (LdCategorySymbolView *self,
+static void
+ld_category_symbol_view_set_category (LdCategoryViewIf *iface,
 	LdCategory *category)
 {
-	g_return_if_fail (LD_IS_CATEGORY_SYMBOL_VIEW (self));
+	LdCategorySymbolView *self;
+
+	g_return_if_fail (LD_IS_CATEGORY_SYMBOL_VIEW (iface));
 	g_return_if_fail (LD_IS_CATEGORY (category));
 
+	self = LD_CATEGORY_SYMBOL_VIEW (iface);
 	if (self->priv->category)
 	{
 		g_object_unref (self->priv->category);
@@ -609,16 +574,9 @@ ld_category_symbol_view_set_category (LdCategorySymbolView *self,
 	gtk_widget_queue_resize (GTK_WIDGET (self));
 }
 
-/**
- * ld_category_symbol_view_get_category:
- * @self: an #LdCategorySymbolView object.
- *
- * Get the #LdCategory object assigned to this view.
- * The reference count on the category is not incremented.
- */
-LdCategory *
-ld_category_symbol_view_get_category (LdCategorySymbolView *self)
+static LdCategory *
+ld_category_symbol_view_get_category (LdCategoryViewIf *iface)
 {
-	g_return_val_if_fail (LD_IS_CATEGORY_SYMBOL_VIEW (self), NULL);
-	return self->priv->category;
+	g_return_val_if_fail (LD_IS_CATEGORY_SYMBOL_VIEW (iface), NULL);
+	return LD_CATEGORY_SYMBOL_VIEW (iface)->priv->category;
 }
diff --git a/liblogdiag/ld-category-symbol-view.h b/liblogdiag/ld-category-symbol-view.h
index bc41657..964469a 100644
--- a/liblogdiag/ld-category-symbol-view.h
+++ b/liblogdiag/ld-category-symbol-view.h
@@ -45,9 +45,6 @@ struct _LdCategorySymbolViewClass
 {
 /*< private >*/
 	GtkDrawingAreaClass parent_class;
-
-	guint symbol_selected_signal;
-	guint symbol_deselected_signal;
 };
 
 
@@ -55,11 +52,6 @@ GType ld_category_symbol_view_get_type (void) G_GNUC_CONST;
 
 GtkWidget *ld_category_symbol_view_new (LdCategory *category);
 
-void ld_category_symbol_view_set_category
-	(LdCategorySymbolView *self, LdCategory *category);
-LdCategory *ld_category_symbol_view_get_category
-	(LdCategorySymbolView *self);
-
 
 G_END_DECLS
 
diff --git a/liblogdiag/ld-category-view-if.c b/liblogdiag/ld-category-view-if.c
new file mode 100644
index 0000000..18a37e1
--- /dev/null
+++ b/liblogdiag/ld-category-view-if.c
@@ -0,0 +1,99 @@
+/*
+ * ld-category-view-if.c
+ *
+ * This file is a part of logdiag.
+ * Copyright Přemysl Janouch 2012. All rights reserved.
+ *
+ * See the file LICENSE for licensing information.
+ *
+ */
+
+#include "liblogdiag.h"
+#include "config.h"
+
+
+/**
+ * SECTION:ld-category-view-if
+ * @short_description: Interface for objects displaying categories
+ * @see_also: #LdCategory
+ *
+ * #LdCategoryViewIf defines objects displaying contents of #LdCategory
+ * hierarchies.
+ */
+
+G_DEFINE_INTERFACE (LdCategoryViewIf, ld_category_view_if, 0);
+
+static void
+ld_category_view_if_default_init (LdCategoryViewIfInterface *iface)
+{
+	GParamSpec *pspec;
+
+/**
+ * LdCategoryViewIf::symbol-selected:
+ * @self: an #LdCategoryView object.
+ * @symbol: the selected #LdSymbol object.
+ * @path: location of the symbol within the library.
+ *
+ * A symbol has been selected.
+ */
+	iface->symbol_selected_signal = g_signal_new
+		("symbol-selected", G_TYPE_FROM_INTERFACE (iface),
+		G_SIGNAL_RUN_LAST, 0, NULL, NULL,
+		ld_marshal_VOID__OBJECT_STRING,
+		G_TYPE_NONE, 2, LD_TYPE_SYMBOL,
+		G_TYPE_STRING | G_SIGNAL_TYPE_STATIC_SCOPE);
+
+/**
+ * LdCategoryViewIf::symbol-deselected:
+ * @self: an #LdCategoryView object.
+ * @symbol: the deselected #LdSymbol object.
+ * @path: location of the symbol within the library.
+ *
+ * A symbol has been deselected.
+ */
+	iface->symbol_deselected_signal = g_signal_new
+		("symbol-deselected", G_TYPE_FROM_INTERFACE (iface),
+		G_SIGNAL_RUN_LAST, 0, NULL, NULL,
+		ld_marshal_VOID__OBJECT_STRING,
+		G_TYPE_NONE, 2, LD_TYPE_SYMBOL,
+		G_TYPE_STRING | G_SIGNAL_TYPE_STATIC_SCOPE);
+
+/**
+ * LdCategoryViewIf:category:
+ *
+ * The #LdCategory this object retrieves content from.
+ */
+	pspec = g_param_spec_object ("category", "Category",
+		"The symbol category that is shown by this object.",
+		LD_TYPE_CATEGORY, G_PARAM_READWRITE);
+	g_object_interface_install_property (iface, pspec);
+}
+
+/**
+ * ld_category_view_if_set_category:
+ * @self: an #LdCategorylViewIf object.
+ * @category: the #LdCategory to be assigned to the view.
+ *
+ * Assign an #LdCategory object to the view.
+ */
+void
+ld_category_view_if_set_category (LdCategoryViewIf *self,
+	LdCategory *category)
+{
+	g_return_if_fail (LD_IS_CATEGORY_VIEW_IF (self));
+	LD_CATEGORY_VIEW_IF_GET_INTERFACE (self)->set_category (self, category);
+}
+
+/**
+ * ld_category_view_if_get_category:
+ * @self: an #LdCategoryViewIf object.
+ *
+ * Get the #LdCategory object assigned to this view.
+ * The reference count on the category is not incremented.
+ */
+LdCategory *
+ld_category_view_if_get_category (LdCategoryViewIf *self)
+{
+	g_return_val_if_fail (LD_IS_CATEGORY_VIEW_IF (self), NULL);
+	return LD_CATEGORY_VIEW_IF_GET_INTERFACE (self)->get_category (self);
+}
diff --git a/liblogdiag/ld-category-view-if.h b/liblogdiag/ld-category-view-if.h
new file mode 100644
index 0000000..7cdfa9d
--- /dev/null
+++ b/liblogdiag/ld-category-view-if.h
@@ -0,0 +1,58 @@
+/*
+ * ld-category-view-if.h
+ *
+ * This file is a part of logdiag.
+ * Copyright Přemysl Janouch 2012. All rights reserved.
+ *
+ * See the file LICENSE for licensing information.
+ *
+ */
+
+#ifndef __LD_CATEGORY_VIEW_IF_H__
+#define __LD_CATEGORY_VIEW_IF_H__
+
+G_BEGIN_DECLS
+
+
+#define LD_TYPE_CATEGORY_VIEW_IF (ld_category_view_if_get_type ())
+#define LD_CATEGORY_VIEW_IF(obj) (G_TYPE_CHECK_INSTANCE_CAST \
+	((obj), LD_TYPE_CATEGORY_VIEW_IF, LdCategoryViewIf))
+#define LD_IS_CATEGORY_VIEW_IF(obj) (G_TYPE_CHECK_INSTANCE_TYPE \
+	((obj), LD_TYPE_CATEGORY_VIEW_IF))
+#define LD_CATEGORY_VIEW_IF_GET_INTERFACE(inst) (G_TYPE_INSTANCE_GET_INTERFACE \
+	((inst), LD_TYPE_CATEGORY_VIEW_IF, LdCategoryViewIfInterface))
+
+typedef struct _LdCategoryViewIf LdCategoryViewIf;
+typedef struct _LdCategoryViewIfInterface LdCategoryViewIfInterface;
+
+/**
+ * LdCategoryViewIf:
+ */
+struct _LdCategoryViewIf
+{
+	/* Just to remind gtk-doc that this really exists. */
+};
+
+struct _LdCategoryViewIfInterface
+{
+/*< private >*/
+	GTypeInterface parent;
+
+	guint symbol_selected_signal;
+	guint symbol_deselected_signal;
+
+	void (*set_category) (LdCategoryViewIf *self, LdCategory *category);
+	LdCategory *(*get_category) (LdCategoryViewIf *self);
+};
+
+
+GType ld_category_view_if_get_type (void) G_GNUC_CONST;
+
+void ld_category_view_if_set_category (LdCategoryViewIf *self,
+	LdCategory *category);
+LdCategory *ld_category_view_if_get_category (LdCategoryViewIf *self);
+
+
+G_END_DECLS
+
+#endif /* ! __LD_CATEGORY_VIEW_IF_H__ */
diff --git a/liblogdiag/ld-category-view.c b/liblogdiag/ld-category-view.c
index 6314cd5..707627d 100644
--- a/liblogdiag/ld-category-view.c
+++ b/liblogdiag/ld-category-view.c
@@ -44,62 +44,35 @@ static void ld_category_view_set_property (GObject *object, guint property_id,
 	const GValue *value, GParamSpec *pspec);
 static void ld_category_view_dispose (GObject *gobject);
 
+static void ld_category_view_set_category (LdCategoryViewIf *iface,
+	LdCategory *category);
+static LdCategory *ld_category_view_get_category (LdCategoryViewIf *iface);
+
 static void reload_category (LdCategoryView *self);
 static void load_category_cb (gpointer data, gpointer user_data);
 
 
-G_DEFINE_TYPE (LdCategoryView, ld_category_view, GTK_TYPE_VBOX);
+static void
+ld_category_view_if_init (LdCategoryViewIfInterface *iface)
+{
+	iface->set_category = ld_category_view_set_category;
+	iface->get_category = ld_category_view_get_category;
+}
+
+G_DEFINE_TYPE_WITH_CODE (LdCategoryView, ld_category_view, GTK_TYPE_VBOX,
+	G_IMPLEMENT_INTERFACE (LD_TYPE_CATEGORY_VIEW_IF, ld_category_view_if_init));
 
 static void
 ld_category_view_class_init (LdCategoryViewClass *klass)
 {
 	GObjectClass *object_class;
-	GParamSpec *pspec;
 
 	object_class = G_OBJECT_CLASS (klass);
 	object_class->get_property = ld_category_view_get_property;
 	object_class->set_property = ld_category_view_set_property;
 	object_class->dispose = ld_category_view_dispose;
 
-/**
- * LdCategoryView::symbol-selected:
- * @self: an #LdCategoryView object.
- * @symbol: the selected #LdSymbol object.
- * @path: location of the symbol within the library.
- *
- * A symbol has been selected.
- */
-	klass->symbol_selected_signal = g_signal_new
-		("symbol-selected", G_TYPE_FROM_CLASS (klass),
-		G_SIGNAL_RUN_LAST, 0, NULL, NULL,
-		ld_marshal_VOID__OBJECT_STRING,
-		G_TYPE_NONE, 2, LD_TYPE_SYMBOL,
-		G_TYPE_STRING | G_SIGNAL_TYPE_STATIC_SCOPE);
-
-/**
- * LdCategoryView::symbol-deselected:
- * @self: an #LdCategoryView object.
- * @symbol: the deselected #LdSymbol object.
- * @path: location of the symbol within the library.
- *
- * A symbol has been deselected.
- */
-	klass->symbol_deselected_signal = g_signal_new
-		("symbol-deselected", G_TYPE_FROM_CLASS (klass),
-		G_SIGNAL_RUN_LAST, 0, NULL, NULL,
-		ld_marshal_VOID__OBJECT_STRING,
-		G_TYPE_NONE, 2, LD_TYPE_SYMBOL,
-		G_TYPE_STRING | G_SIGNAL_TYPE_STATIC_SCOPE);
-
-/**
- * LdCategoryView:category:
- *
- * The #LdCategory this widget retrieves content from.
- */
-	pspec = g_param_spec_object ("category", "Category",
-		"The symbol category that is shown by this widget.",
-		LD_TYPE_CATEGORY, G_PARAM_READWRITE);
-	g_object_class_install_property (object_class, PROP_CATEGORY, pspec);
+	g_object_class_override_property (object_class, PROP_CATEGORY, "category");
 
 	g_type_class_add_private (klass, sizeof (LdCategoryViewPrivate));
 }
@@ -117,7 +90,7 @@ ld_category_view_dispose (GObject *gobject)
 	LdCategoryView *self;
 
 	self = LD_CATEGORY_VIEW (gobject);
-	ld_category_view_set_category (self, NULL);
+	ld_category_view_if_set_category (LD_CATEGORY_VIEW_IF (self), NULL);
 
 	g_free (self->priv->expander_prefix);
 	self->priv->expander_prefix = NULL;
@@ -130,13 +103,11 @@ static void
 ld_category_view_get_property (GObject *object, guint property_id,
 	GValue *value, GParamSpec *pspec)
 {
-	LdCategoryView *self;
-
-	self = LD_CATEGORY_VIEW (object);
 	switch (property_id)
 	{
 	case PROP_CATEGORY:
-		g_value_set_object (value, ld_category_view_get_category (self));
+		g_value_set_object (value,
+			ld_category_view_if_get_category (LD_CATEGORY_VIEW_IF (object)));
 		break;
 	default:
 		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
@@ -147,13 +118,10 @@ static void
 ld_category_view_set_property (GObject *object, guint property_id,
 	const GValue *value, GParamSpec *pspec)
 {
-	LdCategoryView *self;
-
-	self = LD_CATEGORY_VIEW (object);
 	switch (property_id)
 	{
 	case PROP_CATEGORY:
-		ld_category_view_set_category (self,
+		ld_category_view_if_set_category (LD_CATEGORY_VIEW_IF (object),
 			LD_CATEGORY (g_value_get_object (value)));
 		break;
 	default:
@@ -174,23 +142,19 @@ ld_category_view_new (LdCategory *category)
 	LdCategoryView *self;
 
 	self = g_object_new (LD_TYPE_CATEGORY_VIEW, NULL);
-	ld_category_view_set_category (self, category);
+	ld_category_view_if_set_category (LD_CATEGORY_VIEW_IF (self), category);
 	return GTK_WIDGET (self);
 }
 
-/**
- * ld_category_view_set_category:
- * @self: an #LdCategoryView object.
- * @category: (allow-none): the category to be assigned to the widget.
- *
- * Assign an #LdCategory object to the widget.
- */
-void
-ld_category_view_set_category (LdCategoryView *self, LdCategory *category)
+static void
+ld_category_view_set_category (LdCategoryViewIf *iface, LdCategory *category)
 {
-	g_return_if_fail (LD_IS_CATEGORY_VIEW (self));
+	LdCategoryView *self;
+
+	g_return_if_fail (LD_IS_CATEGORY_VIEW (iface));
 	g_return_if_fail (LD_IS_CATEGORY (category) || category == NULL);
 
+	self = LD_CATEGORY_VIEW (iface);
 	if (self->priv->category)
 	{
 		g_signal_handlers_disconnect_by_func (self->priv->category,
@@ -214,18 +178,11 @@ ld_category_view_set_category (LdCategoryView *self, LdCategory *category)
 	g_object_notify (G_OBJECT (self), "category");
 }
 
-/**
- * ld_category_view_get_category:
- * @self: an #LdCategoryView object.
- *
- * Return value: (transfer none): the #LdCategory object
- *               assigned to the widget.
- */
-LdCategory *
-ld_category_view_get_category (LdCategoryView *self)
+static LdCategory *
+ld_category_view_get_category (LdCategoryViewIf *iface)
 {
-	g_return_val_if_fail (LD_IS_CATEGORY_VIEW (self), NULL);
-	return self->priv->category;
+	g_return_val_if_fail (LD_IS_CATEGORY_VIEW (iface), NULL);
+	return LD_CATEGORY_VIEW (iface)->priv->category;
 }
 
 static GtkWidget *
@@ -291,7 +248,7 @@ static void
 on_symbol_selected (GObject *source,
 	LdSymbol *symbol, const gchar *path, LdCategoryView *self)
 {
-	g_signal_emit (self, LD_CATEGORY_VIEW_GET_CLASS (self)->
+	g_signal_emit (self, LD_CATEGORY_VIEW_IF_GET_INTERFACE (self)->
 		symbol_selected_signal, 0, symbol, path);
 }
 
@@ -299,7 +256,7 @@ static void
 on_symbol_deselected (GObject *source,
 	LdSymbol *symbol, const gchar *path, LdCategoryView *self)
 {
-	g_signal_emit (self, LD_CATEGORY_VIEW_GET_CLASS (self)->
+	g_signal_emit (self, LD_CATEGORY_VIEW_IF_GET_INTERFACE (self)->
 		symbol_deselected_signal, 0, symbol, path);
 }
 
diff --git a/liblogdiag/ld-category-view.h b/liblogdiag/ld-category-view.h
index af4904e..b684448 100644
--- a/liblogdiag/ld-category-view.h
+++ b/liblogdiag/ld-category-view.h
@@ -45,9 +45,6 @@ struct _LdCategoryViewClass
 {
 /*< private >*/
 	GtkVBoxClass parent_class;
-
-	guint symbol_selected_signal;
-	guint symbol_deselected_signal;
 };
 
 
@@ -55,9 +52,6 @@ GType ld_category_view_get_type (void) G_GNUC_CONST;
 
 GtkWidget *ld_category_view_new (LdCategory *category);
 
-void ld_category_view_set_category (LdCategoryView *self, LdCategory *category);
-LdCategory *ld_category_view_get_category (LdCategoryView *self);
-
 
 G_END_DECLS
 
diff --git a/liblogdiag/liblogdiag.h b/liblogdiag/liblogdiag.h
index e3b0d90..f3ec94b 100644
--- a/liblogdiag/liblogdiag.h
+++ b/liblogdiag/liblogdiag.h
@@ -28,6 +28,7 @@
 #include "ld-diagram.h"
 
 #include "ld-diagram-view.h"
+#include "ld-category-view-if.h"
 #include "ld-category-symbol-view.h"
 #include "ld-category-view.h"