[devhelp] BookManager: remove even more code

[Sébastien Wilmet <swilmet src gnome org>]

commit 102a476acddf20ac3ed00de94ee1af9cd6011df5
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Mon Apr 30 16:00:05 2018 +0200

    BookManager: remove even more code
    
    gnome-builder doesn't use DhBookManager, only Anjuta still uses it. Keep
    the minimum API to not break Anjuta (it's not a problem if the
    DhBookManager is empty, the default DhProfile will be used).

 devhelp/dh-book-manager.c           |  125 -----------------------------------
 devhelp/dh-book-manager.h           |    7 --
 devhelp/dh-init.c                   |    2 -
 docs/reference/devhelp-sections.txt |    2 -
 4 files changed, 0 insertions(+), 136 deletions(-)
---
diff --git a/devhelp/dh-book-manager.c b/devhelp/dh-book-manager.c
index b6b4eff..a499960 100644
--- a/devhelp/dh-book-manager.c
+++ b/devhelp/dh-book-manager.c
@@ -24,7 +24,6 @@
  */
 
 #include "dh-book-manager.h"
-#include "dh-book.h"
 
 /**
  * SECTION:dh-book-manager
@@ -40,95 +39,11 @@
  * </warning>
  */
 
-enum {
-        SIGNAL_BOOK_CREATED,
-        SIGNAL_BOOK_DELETED,
-        SIGNAL_BOOK_ENABLED,
-        SIGNAL_BOOK_DISABLED,
-        N_SIGNALS
-};
-
-static guint signals[N_SIGNALS] = { 0 };
-
-static DhBookManager *singleton = NULL;
-
 G_DEFINE_TYPE (DhBookManager, dh_book_manager, G_TYPE_OBJECT);
 
 static void
-dh_book_manager_finalize (GObject *object)
-{
-        if (singleton == DH_BOOK_MANAGER (object))
-                singleton = NULL;
-
-        G_OBJECT_CLASS (dh_book_manager_parent_class)->finalize (object);
-}
-
-static void
 dh_book_manager_class_init (DhBookManagerClass *klass)
 {
-        GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
-        object_class->finalize = dh_book_manager_finalize;
-
-        /**
-         * DhBookManager::book-created:
-         * @book_manager: the #DhBookManager.
-         * @book: the created #DhBook.
-         */
-        signals[SIGNAL_BOOK_CREATED] =
-                g_signal_new ("book-created",
-                              G_TYPE_FROM_CLASS (klass),
-                              G_SIGNAL_RUN_LAST,
-                              0,
-                              NULL, NULL, NULL,
-                              G_TYPE_NONE,
-                              1,
-                              DH_TYPE_BOOK);
-
-        /**
-         * DhBookManager::book-deleted:
-         * @book_manager: the #DhBookManager.
-         * @book: the deleted #DhBook.
-         */
-        signals[SIGNAL_BOOK_DELETED] =
-                g_signal_new ("book-deleted",
-                              G_TYPE_FROM_CLASS (klass),
-                              G_SIGNAL_RUN_LAST,
-                              0,
-                              NULL, NULL, NULL,
-                              G_TYPE_NONE,
-                              1,
-                              DH_TYPE_BOOK);
-
-        /**
-         * DhBookManager::book-enabled:
-         * @book_manager: the #DhBookManager.
-         * @book: the enabled #DhBook.
-         */
-        signals[SIGNAL_BOOK_ENABLED] =
-                g_signal_new ("book-enabled",
-                              G_TYPE_FROM_CLASS (klass),
-                              G_SIGNAL_RUN_LAST,
-                              0,
-                              NULL, NULL, NULL,
-                              G_TYPE_NONE,
-                              1,
-                              DH_TYPE_BOOK);
-
-        /**
-         * DhBookManager::book-disabled:
-         * @book_manager: the #DhBookManager.
-         * @book: the disabled #DhBook.
-         */
-        signals[SIGNAL_BOOK_DISABLED] =
-                g_signal_new ("book-disabled",
-                              G_TYPE_FROM_CLASS (klass),
-                              G_SIGNAL_RUN_LAST,
-                              0,
-                              NULL, NULL, NULL,
-                              G_TYPE_NONE,
-                              1,
-                              DH_TYPE_BOOK);
 }
 
 static void
@@ -149,33 +64,6 @@ dh_book_manager_new (void)
 }
 
 /**
- * dh_book_manager_get_singleton:
- *
- * Returns: (transfer none): the #DhBookManager singleton instance.
- * Since: 3.26
- */
-DhBookManager *
-dh_book_manager_get_singleton (void)
-{
-        if (singleton == NULL)
-                singleton = g_object_new (DH_TYPE_BOOK_MANAGER, NULL);
-
-        return singleton;
-}
-
-void
-_dh_book_manager_unref_singleton (void)
-{
-        if (singleton != NULL)
-                g_object_unref (singleton);
-
-        /* singleton is not set to NULL here, it is set to NULL in
-         * dh_book_manager_finalize() (i.e. when we are sure that the ref count
-         * reaches 0).
-         */
-}
-
-/**
  * dh_book_manager_populate:
  * @book_manager: a #DhBookManager.
  *
@@ -185,16 +73,3 @@ void
 dh_book_manager_populate (DhBookManager *book_manager)
 {
 }
-
-/**
- * dh_book_manager_get_books:
- * @book_manager: a #DhBookManager.
- *
- * Returns: (element-type DhBook) (transfer none): the list of all #DhBook's
- * found.
- */
-GList *
-dh_book_manager_get_books (DhBookManager *book_manager)
-{
-        return NULL;
-}
diff --git a/devhelp/dh-book-manager.h b/devhelp/dh-book-manager.h
index 22588f8..8251e58 100644
--- a/devhelp/dh-book-manager.h
+++ b/devhelp/dh-book-manager.h
@@ -49,19 +49,12 @@ struct _DhBookManagerClass {
 
 GType           dh_book_manager_get_type                (void) G_GNUC_CONST;
 
-DhBookManager * dh_book_manager_get_singleton           (void);
-
-GList *         dh_book_manager_get_books               (DhBookManager *book_manager);
-
 G_DEPRECATED
 DhBookManager * dh_book_manager_new                     (void);
 
 G_DEPRECATED
 void            dh_book_manager_populate                (DhBookManager *book_manager);
 
-G_GNUC_INTERNAL
-void            _dh_book_manager_unref_singleton        (void);
-
 G_END_DECLS
 
 #endif /* DH_BOOK_MANAGER_H */
diff --git a/devhelp/dh-init.c b/devhelp/dh-init.c
index f70f9a4..35e7b1c 100644
--- a/devhelp/dh-init.c
+++ b/devhelp/dh-init.c
@@ -23,7 +23,6 @@
 #include "dh-init.h"
 #include <glib/gi18n-lib.h>
 #include "dh-book-list.h"
-#include "dh-book-manager.h"
 #include "dh-profile.h"
 #include "dh-settings.h"
 
@@ -84,7 +83,6 @@ dh_finalize (void)
          */
         if (!done) {
                 _dh_book_list_unref_default ();
-                _dh_book_manager_unref_singleton ();
                 _dh_profile_unref_default ();
                 _dh_settings_unref_default ();
                 done = TRUE;
diff --git a/docs/reference/devhelp-sections.txt b/docs/reference/devhelp-sections.txt
index e7ef396..98b46b7 100644
--- a/docs/reference/devhelp-sections.txt
+++ b/docs/reference/devhelp-sections.txt
@@ -111,9 +111,7 @@ dh_book_list_directory_get_type
 <FILE>dh-book-manager</FILE>
 DhBookManager
 dh_book_manager_new
-dh_book_manager_get_singleton
 dh_book_manager_populate
-dh_book_manager_get_books
 <SUBSECTION Standard>
 DhBookManagerClass
 DH_BOOK_MANAGER