calendar-management-page: Introduce new interface

This will be used by the pages of the calendar management dialog to let it know they are actual pages, to offer an activation mechanism, and to communicate with the dialog when they want to switch to another page.
2019-06-24 21:32:57 -03:00
parent 4088b8b6bb
commit 831bbbdba8
3 changed files with 171 additions and 0 deletions
@@ -0,0 +1,108 @@
+/* gcal-calendar-management-page.c
+ *
+ * Copyright 2019 Georges Basile Stavracas Neto <georges.stavracas@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#define G_LOG_DOMAIN "GcalCalendarManagementPage"
+
+#include "gcal-calendar-management-page.h"
+#include "gcal-context.h"
+
+G_DEFINE_INTERFACE (GcalCalendarManagementPage, gcal_calendar_management_page, G_TYPE_OBJECT)
+
+enum
+{
+  SWITCH_PAGE,
+  N_SIGNALS,
+};
+
+static guint signals[N_SIGNALS] = { 0, };
+
+static void
+gcal_calendar_management_page_default_init (GcalCalendarManagementPageInterface *iface)
+{
+  g_object_interface_install_property (iface,
+                                       g_param_spec_object ("context",
+                                                            "Context",
+                                                            "Context",
+                                                            GCAL_TYPE_CONTEXT,
+                                                            G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  signals[SWITCH_PAGE] = g_signal_new ("switch-page",
+                                       GCAL_TYPE_CALENDAR_MANAGEMENT_PAGE,
+                                       G_SIGNAL_RUN_LAST,
+                                       G_STRUCT_OFFSET (GcalCalendarManagementPageInterface, switch_page),
+                                       NULL, NULL, NULL,
+                                       G_TYPE_NONE,
+                                       2,
+                                       G_TYPE_STRING,
+                                       G_TYPE_POINTER);
+}
+
+const gchar*
+gcal_calendar_management_page_get_name (GcalCalendarManagementPage *self)
+{
+  g_return_val_if_fail (GCAL_IS_CALENDAR_MANAGEMENT_PAGE (self), NULL);
+  g_return_val_if_fail (GCAL_CALENDAR_MANAGEMENT_PAGE_GET_IFACE (self)->get_name, NULL);
+
+  return GCAL_CALENDAR_MANAGEMENT_PAGE_GET_IFACE (self)->get_name (self);
+}
+
+const gchar*
+gcal_calendar_management_page_get_title (GcalCalendarManagementPage *self)
+{
+  g_return_val_if_fail (GCAL_IS_CALENDAR_MANAGEMENT_PAGE (self), NULL);
+  g_return_val_if_fail (GCAL_CALENDAR_MANAGEMENT_PAGE_GET_IFACE (self)->get_title, NULL);
+
+  return GCAL_CALENDAR_MANAGEMENT_PAGE_GET_IFACE (self)->get_title (self);
+}
+
+void
+gcal_calendar_management_page_activate (GcalCalendarManagementPage *self,
+                                        gpointer                    page_data)
+{
+  g_return_if_fail (GCAL_IS_CALENDAR_MANAGEMENT_PAGE (self));
+
+  if (GCAL_CALENDAR_MANAGEMENT_PAGE_GET_IFACE (self)->activate)
+    {
+      g_debug ("Activating %s", G_OBJECT_TYPE_NAME (self));
+      GCAL_CALENDAR_MANAGEMENT_PAGE_GET_IFACE (self)->activate (self, page_data);
+    }
+}
+
+void
+gcal_calendar_management_page_deactivate (GcalCalendarManagementPage *self)
+{
+  g_return_if_fail (GCAL_IS_CALENDAR_MANAGEMENT_PAGE (self));
+
+  if (GCAL_CALENDAR_MANAGEMENT_PAGE_GET_IFACE (self)->deactivate)
+    {
+      g_debug ("Deactivating %s", G_OBJECT_TYPE_NAME (self));
+      GCAL_CALENDAR_MANAGEMENT_PAGE_GET_IFACE (self)->deactivate (self);
+    }
+}
+
+void
+gcal_calendar_management_page_switch_page (GcalCalendarManagementPage *self,
+                                           const gchar                *page_name,
+                                           gpointer                    page_data)
+{
+  g_return_if_fail (GCAL_IS_CALENDAR_MANAGEMENT_PAGE (self));
+
+  g_signal_emit (self, signals[SWITCH_PAGE], 0, page_name, page_data);
+}
@@ -0,0 +1,62 @@
+/* gcal-calendar-management-page.h
+ *
+ * Copyright 2019 Georges Basile Stavracas Neto <georges.stavracas@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#pragma once
+
+#include <gtk/gtk.h>
+
+G_BEGIN_DECLS
+
+#define GCAL_TYPE_CALENDAR_MANAGEMENT_PAGE (gcal_calendar_management_page_get_type ())
+
+G_DECLARE_INTERFACE (GcalCalendarManagementPage, gcal_calendar_management_page, GCAL, CALENDAR_MANAGEMENT_PAGE, GtkWidget)
+
+struct _GcalCalendarManagementPageInterface
+{
+  GTypeInterface parent;
+
+  const gchar*       (*get_name)                                 (GcalCalendarManagementPage *self);
+
+  const gchar*       (*get_title)                                (GcalCalendarManagementPage *self);
+
+  void               (*activate)                                 (GcalCalendarManagementPage *self,
+                                                                  gpointer                    page_data);
+
+  void               (*deactivate)                               (GcalCalendarManagementPage *self);
+
+  void               (*switch_page)                              (GcalCalendarManagementPage *self,
+                                                                  const gchar                *page_name,
+                                                                  gpointer                    page_data);
+};
+
+const gchar*         gcal_calendar_management_page_get_name      (GcalCalendarManagementPage *self);
+
+const gchar*         gcal_calendar_management_page_get_title     (GcalCalendarManagementPage *self);
+
+void                 gcal_calendar_management_page_activate      (GcalCalendarManagementPage *self,
+                                                                  gpointer                    page_data);
+
+void                 gcal_calendar_management_page_deactivate    (GcalCalendarManagementPage *self);
+
+void                 gcal_calendar_management_page_switch_page   (GcalCalendarManagementPage *self,
+                                                                  const gchar                *page_name,
+                                                                  gpointer                    page_data);
+
+G_END_DECLS