[gnome-calendar/wip/gbsneto/sidebar: 22/26] sidebar: introduce a sidebar
- From: Georges Basile Stavracas Neto <gbsneto src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gnome-calendar/wip/gbsneto/sidebar: 22/26] sidebar: introduce a sidebar
- Date: Mon, 19 Jun 2017 17:47:06 +0000 (UTC)
commit da0f149b79d200d9796d4f3949b9f03d382d74e9
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date: Thu Jun 8 07:52:54 2017 -0300
sidebar: introduce a sidebar
This commit adds GcalSidebar to the code base, which
is a sidebar that allows quick peak of the events of
a certain day.
data/Makefile.am | 1 +
data/calendar.gresource.xml | 1 +
data/theme/gtk-styles.css | 10 +
data/ui/sidebar.ui | 235 +++++++++++++++++
src/Makefile.am | 2 +
src/gcal-sidebar.c | 587 +++++++++++++++++++++++++++++++++++++++++++
src/gcal-sidebar.h | 38 +++
7 files changed, 874 insertions(+), 0 deletions(-)
---
diff --git a/data/Makefile.am b/data/Makefile.am
index 1d8363d..6e2651f 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -78,6 +78,7 @@ EXTRA_DIST= \
ui/multi-choice.ui \
ui/quick-add-popover.ui \
ui/search-view.ui \
+ ui/sidebar.ui \
ui/source-dialog.ui \
ui/time-selector.ui \
ui/week-header.ui \
diff --git a/data/calendar.gresource.xml b/data/calendar.gresource.xml
index 6b5397e..9d41a35 100644
--- a/data/calendar.gresource.xml
+++ b/data/calendar.gresource.xml
@@ -10,6 +10,7 @@
<file alias="online-account-row.ui" compressed="true"
preprocess="xml-stripblanks">ui/online-account-row.ui</file>
<file alias="quick-add-popover.ui" compressed="true"
preprocess="xml-stripblanks">ui/quick-add-popover.ui</file>
<file alias="search-view.ui" compressed="true" preprocess="xml-stripblanks">ui/search-view.ui</file>
+ <file alias="sidebar.ui" compressed="true" preprocess="xml-stripblanks">ui/sidebar.ui</file>
<file alias="source-dialog.ui" compressed="true" preprocess="xml-stripblanks">ui/source-dialog.ui</file>
<file alias="time-selector.ui" compressed="true" preprocess="xml-stripblanks">ui/time-selector.ui</file>
<file alias="week-header.ui" compressed="true" preprocess="xml-stripblanks">ui/week-header.ui</file>
diff --git a/data/theme/gtk-styles.css b/data/theme/gtk-styles.css
index 061373f..44c297d 100644
--- a/data/theme/gtk-styles.css
+++ b/data/theme/gtk-styles.css
@@ -422,3 +422,13 @@ weekgrid:selected,
.week-header:selected {
border: solid 1px alpha(@theme_selected_bg_color, 0.8);
}
+
+/* Sidebar */
+label.tiny-label {
+ font-size: smaller;
+}
+
+/* HACK: fix black separator */
+separator.header-separator {
+ background-color: @borders;
+}
diff --git a/data/ui/sidebar.ui b/data/ui/sidebar.ui
new file mode 100644
index 0000000..2c323f6
--- /dev/null
+++ b/data/ui/sidebar.ui
@@ -0,0 +1,235 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+ <requires lib="gtk+" version="3.20"/>
+ <template class="GcalSidebar" parent="GtkRevealer">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="hexpand">False</property>
+ <signal name="notify::child-revealed" handler="update_header_visibility" object="GcalSidebar"
swapped="yes" />
+ <signal name="notify::reveal-child" handler="update_header_visibility" object="GcalSidebar"
swapped="yes" />
+ <child>
+ <object class="GtkBox" id="sidebar_box">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <child>
+ <object class="GtkBox">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="orientation">vertical</property>
+ <child>
+ <object class="GtkSearchBar" id="search_bar">
+ <property name="visible">True</property>
+ <property name="search_mode_enabled" bind-source="search_button" bind-property="active"
bind-flags="default" />
+ <property name="can_focus">False</property>
+ <child>
+ <object class="GtkSearchEntry" id="search_entry">
+ <property name="visible">True</property>
+ <property name="can_focus">True</property>
+ <property name="width_chars">30</property>
+ <property name="primary_icon_name">edit-find-symbolic</property>
+ <property name="primary_icon_activatable">False</property>
+ <property name="primary_icon_sensitive">False</property>
+ </object>
+ </child>
+ </object>
+ </child>
+ <child>
+ <object class="GtkBox">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="vexpand">True</property>
+ <property name="orientation">vertical</property>
+ <property name="spacing">12</property>
+ <style>
+ <class name="background"/>
+ </style>
+ <child>
+ <object class="GcalDateChooser" id="date_chooser">
+ <property name="visible">True</property>
+ <property name="can_focus">True</property>
+ <property name="margin_start">12</property>
+ <property name="margin_end">12</property>
+ <property name="margin_top">18</property>
+ <property name="vexpand">False</property>
+ <signal name="day-selected" handler="reload_events" object="GcalSidebar" swapped="yes" />
+ </object>
+ </child>
+ <child>
+ <object class="GtkScrolledWindow" id="scrolled_window">
+ <property name="visible">True</property>
+ <property name="can_focus">True</property>
+ <property name="vexpand">True</property>
+ <child>
+ <object class="GtkViewport">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="shadow_type">none</property>
+ <child>
+ <object class="GtkListBox" id="listbox">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="selection_mode">none</property>
+ <style>
+ <class name="background"/>
+ </style>
+ </object>
+ </child>
+ </object>
+ </child>
+ </object>
+ </child>
+ </object>
+ </child>
+ </object>
+ </child>
+ <child>
+ <object class="GtkSeparator">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ </object>
+ </child>
+ </object>
+ </child>
+ </template>
+
+ <!-- This is the left header in the main window -->
+ <object class="GtkRevealer" id="sidebar_header">
+ <property name="can_focus">False</property>
+ <property name="transition_type">slide-left</property>
+ <child>
+ <object class="GtkBox" id="header_box">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="hexpand">False</property>
+ <child>
+ <object class="GtkHeaderBar">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="hexpand">True</property>
+ <child>
+ <object class="GtkToggleButton" id="search_button">
+ <property name="visible">True</property>
+ <property name="can_focus">True</property>
+ <child>
+ <object class="GtkImage">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="icon_name">system-search-symbolic</property>
+ </object>
+ </child>
+ </object>
+ </child>
+ </object>
+ </child>
+ <child>
+ <object class="GtkSeparator">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="orientation">vertical</property>
+ <style>
+ <class name="header-separator" />
+ </style>
+ </object>
+ </child>
+ </object>
+ </child>
+ </object>
+
+ <!-- Size group to keep the header and sidebar widths synchronized -->
+ <object class="GtkSizeGroup">
+ <property name="mode">horizontal</property>
+ <widgets>
+ <widget name="header_box" />
+ <widget name="sidebar_box" />
+ </widgets>
+ </object>
+
+ <!-- Placeholder widgets -->
+ <object class="GtkBox" id="empty_placeholder_widget">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="halign">center</property>
+ <property name="valign">center</property>
+ <property name="border_width">18</property>
+ <property name="orientation">vertical</property>
+ <property name="spacing">12</property>
+ <child>
+ <object class="GtkImage">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="pixel_size">96</property>
+ <property name="icon_name">x-office-calendar-symbolic</property>
+ <style>
+ <class name="dim-label"/>
+ </style>
+ </object>
+ </child>
+ <child>
+ <object class="GtkLabel">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="label" translatable="yes">No Event Found</property>
+ <attributes>
+ <attribute name="weight" value="bold"/>
+ <attribute name="scale" value="1.44"/>
+ </attributes>
+ </object>
+ </child>
+ <child>
+ <object class="GtkLabel">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="label" translatable="yes">Select another day or create a new event</property>
+ <property name="justify">center</property>
+ <property name="wrap">True</property>
+ <style>
+ <class name="dim-label"/>
+ </style>
+ </object>
+ </child>
+ </object>
+
+ <object class="GtkBox" id="search_placeholder_widget">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="halign">center</property>
+ <property name="valign">center</property>
+ <property name="border_width">18</property>
+ <property name="orientation">vertical</property>
+ <property name="spacing">12</property>
+ <child>
+ <object class="GtkImage">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="pixel_size">96</property>
+ <property name="icon_name">edit-find-symbolic</property>
+ <style>
+ <class name="dim-label"/>
+ </style>
+ </object>
+ </child>
+ <child>
+ <object class="GtkLabel">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="label" translatable="yes">No Event Found</property>
+ <attributes>
+ <attribute name="weight" value="bold"/>
+ <attribute name="scale" value="1.44"/>
+ </attributes>
+ </object>
+ </child>
+ <child>
+ <object class="GtkLabel">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="label" translatable="yes">Try a different search or select another day</property>
+ <property name="justify">center</property>
+ <property name="wrap">True</property>
+ <style>
+ <class name="dim-label"/>
+ </style>
+ </object>
+ </child>
+ </object>
+</interface>
diff --git a/src/Makefile.am b/src/Makefile.am
index d63f545..e11febc 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -71,6 +71,8 @@ gnome_calendar_SOURCES = \
gcal-search-view.c \
gcal-shell-search-provider.h \
gcal-shell-search-provider.c \
+ gcal-sidebar.c \
+ gcal-sidebar.h \
gcal-source-dialog.c \
gcal-source-dialog.h \
gcal-subscriber-view.c \
diff --git a/src/gcal-sidebar.c b/src/gcal-sidebar.c
new file mode 100644
index 0000000..4bc9a86
--- /dev/null
+++ b/src/gcal-sidebar.c
@@ -0,0 +1,587 @@
+/* gcal-sidebar.c
+ *
+ * Copyright (C) 2017 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/>.
+ */
+
+#define G_LOG_DOMAIN "GcalSidebar"
+
+#include "e-cal-data-model-subscriber.h"
+#include "gcal-date-chooser.h"
+#include "gcal-event.h"
+#include "gcal-manager.h"
+#include "gcal-sidebar.h"
+#include "gcal-utils.h"
+#include "gcal-view.h"
+
+#include <glib/gi18n.h>
+
+struct _GcalSidebar
+{
+ GtkRevealer parent;
+
+ GcalDateChooser *date_chooser;
+ GtkWidget *empty_placeholder_widget;
+ GtkWidget *listbox;
+ GtkWidget *search_placeholder_widget;
+ GtkWidget *sidebar_header;
+
+ icaltimetype *active_date;
+ GcalManager *manager;
+};
+
+static void gcal_view_interface_init (GcalViewInterface *iface);
+
+static void e_cal_data_model_subscriber_interface_init (ECalDataModelSubscriberInterface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (GcalSidebar, gcal_sidebar, GTK_TYPE_REVEALER,
+ G_IMPLEMENT_INTERFACE (GCAL_TYPE_VIEW, gcal_view_interface_init)
+ G_IMPLEMENT_INTERFACE (E_TYPE_CAL_DATA_MODEL_SUBSCRIBER,
+ e_cal_data_model_subscriber_interface_init))
+
+enum
+{
+ PROP_0,
+ PROP_ACTIVE_DATE,
+ PROP_MANAGER,
+ N_PROPS
+};
+
+/* Auxiliary methods */
+
+static GtkWidget*
+create_row_for_event (GcalEvent *event)
+{
+ cairo_surface_t *surface;
+ GtkWidget *row, *grid, *icon, *label;
+ GdkRGBA *color;
+
+ /* Box */
+ grid = g_object_new (GTK_TYPE_GRID,
+ "column-spacing", 6,
+ "margin", 12,
+ "margin-bottom", 6,
+ "margin-top", 6,
+ NULL);
+ /* Circular icon */
+ color = gcal_event_get_color (event);
+ surface = get_circle_surface_from_color (color, 12);
+
+ icon = gtk_image_new_from_surface (surface);
+
+ gtk_grid_attach (GTK_GRID (grid), icon, 0, 0, 1, 1);
+
+ /* Summary label */
+ label = g_object_new (GTK_TYPE_LABEL,
+ "label", gcal_event_get_summary (event),
+ "hexpand", TRUE,
+ "xalign", 0.0,
+ "ellipsize", PANGO_ELLIPSIZE_END,
+ "single-line-mode", TRUE,
+ NULL);
+
+ gtk_grid_attach (GTK_GRID (grid), label, 1, 0, 1, 1);
+
+ /* Description label */
+ if (g_utf8_strlen (gcal_event_get_description (event), -1) > 0)
+ {
+ label = g_object_new (GTK_TYPE_LABEL,
+ "label", gcal_event_get_description (event),
+ "hexpand", TRUE,
+ "xalign", 0.0,
+ "ellipsize", PANGO_ELLIPSIZE_END,
+ "single-line-mode", TRUE,
+ NULL);
+
+ gtk_style_context_add_class (gtk_widget_get_style_context (label), "dim-label");
+ gtk_style_context_add_class (gtk_widget_get_style_context (label), "tiny-label");
+
+ gtk_grid_attach (GTK_GRID (grid), label, 1, 1, 1, 1);
+ }
+
+ /* Row */
+ row = gtk_list_box_row_new ();
+ gtk_container_add (GTK_CONTAINER (row), grid);
+
+ g_object_set_data_full (G_OBJECT (row), "event", g_object_ref (event), g_object_unref);
+
+ gtk_widget_show_all (row);
+
+ g_clear_pointer (&surface, cairo_surface_destroy);
+ g_clear_pointer (&color, gdk_rgba_free);
+
+ return row;
+}
+
+static void
+reload_events (GcalSidebar *self)
+{
+ g_autoptr (GDateTime) end_date, now;
+ GDateTime *selected_date;
+ guint64 start, end;
+
+ selected_date = gcal_date_chooser_get_date (GCAL_DATE_CHOOSER (self->date_chooser));
+ now = g_date_time_new_now_local ();
+
+ /*
+ * If the selected date is today, show the next 2 days. Otherwise
+ * only show events of the selected date.
+ */
+ if (datetime_compare_date (now, selected_date) == 0)
+ end_date = g_date_time_add_days (selected_date, 2);
+ else
+ end_date = g_date_time_add_days (selected_date, 1);
+
+ start = g_date_time_to_unix (selected_date);
+ end = g_date_time_to_unix (end_date);
+
+ gcal_manager_set_subscriber (self->manager,
+ E_CAL_DATA_MODEL_SUBSCRIBER (self),
+ start,
+ end);
+}
+
+/* Stealed from GNOME To Do */
+static void
+get_date_offset (GDateTime *dt,
+ gint *days_diff,
+ gint *next_year_diff)
+{
+ g_autoptr (GDateTime) now, next_year;
+
+ now = g_date_time_new_now_local ();
+ next_year = g_date_time_new_utc (g_date_time_get_year (now) + 1,
+ G_DATE_JANUARY,
+ 1,
+ 0, 0, 0);
+
+ if (g_date_time_get_year (dt) == g_date_time_get_year (now))
+ {
+ if (days_diff)
+ *days_diff = g_date_time_get_day_of_year (dt) - g_date_time_get_day_of_year (now);
+ }
+ else
+ {
+ if (next_year_diff)
+ *next_year_diff = g_date_time_difference (dt, now) / G_TIME_SPAN_DAY;
+ }
+
+ if (next_year_diff)
+ *next_year_diff = g_date_time_difference (next_year, now) / G_TIME_SPAN_DAY;
+}
+
+static gchar*
+get_string_for_date (GDateTime *dt)
+{
+ gchar *str;
+ gint days_diff;
+ gint next_year_diff;
+
+ /* This case should never happen */
+ if (!dt)
+ return g_strdup (_("No date set"));
+
+ days_diff = next_year_diff = 0;
+
+ get_date_offset (dt, &days_diff, &next_year_diff);
+
+ if (days_diff < 0)
+ {
+ g_autofree gchar *date_format;
+
+ date_format = g_date_time_format (dt, "%x");
+ str = g_strdup_printf (g_dngettext (NULL, "Yesterday", date_format, -days_diff), -days_diff);
+ }
+ else if (days_diff == 0)
+ {
+ str = g_strdup (_("Today"));
+ }
+ else if (days_diff == 1)
+ {
+ str = g_strdup (_("Tomorrow"));
+ }
+ else if (days_diff > 1 && days_diff < 7)
+ {
+ str = g_date_time_format (dt, "%A"); // Weekday name
+ }
+ else
+ {
+ str = g_date_time_format (dt, "%x");
+ }
+
+ return str;
+}
+
+/* Listbox functions */
+
+static void
+header_func (GtkListBoxRow *row,
+ GtkListBoxRow *before,
+ gpointer user_data)
+{
+ GcalSidebar *self;
+ GDateTime *row_date, *selected_date;
+ GcalEvent *row_event;
+ GtkWidget *label;
+ g_autofree gchar *text;
+
+ text = NULL;
+ self = GCAL_SIDEBAR (user_data);
+ selected_date = gcal_date_chooser_get_date (self->date_chooser);
+ row_event = g_object_get_data (G_OBJECT (row), "event");
+ row_date = gcal_event_get_date_start (row_event);
+
+ gtk_list_box_row_set_header (row, NULL);
+
+ /* Normalize row date */
+ if (datetime_compare_date (row_date, selected_date) < 0)
+ row_date = selected_date;
+
+ if (before)
+ {
+ GcalEvent *before_event;
+ GDateTime *before_date;
+
+ before_event = g_object_get_data (G_OBJECT (before), "event");
+ before_date = gcal_event_get_date_start (before_event);
+
+ /* Normalize previous row date */
+ if (datetime_compare_date (before_date, selected_date) < 0)
+ before_date = selected_date;
+
+ /* Don't add headers if the start dates are equal */
+ if (datetime_compare_date (before_date, row_date) == 0)
+ return;
+ }
+
+ /* Add the label as the row header */
+ text = get_string_for_date (row_date);
+ label = g_object_new (GTK_TYPE_LABEL,
+ "label", text,
+ "xalign", 0.0,
+ "hexpand", TRUE,
+ "margin-start", 12,
+ "margin-top", before ? 12 : 6,
+ "margin-bottom", 6,
+ NULL);
+
+ gtk_style_context_add_class (gtk_widget_get_style_context (label), "sidebar-header");
+ gtk_list_box_row_set_header (row, label);
+}
+
+static gint
+sort_func (GtkListBoxRow *a,
+ GtkListBoxRow *b,
+ gpointer user_data)
+{
+ GcalEvent *event_a, *event_b;
+
+ event_a = g_object_get_data (G_OBJECT (a), "event");
+ event_b = g_object_get_data (G_OBJECT (b), "event");
+
+ return gcal_event_compare (event_a, event_b);
+}
+
+/* Callbacks */
+
+static void
+update_header_visibility (GcalSidebar *self)
+{
+ if (!gtk_revealer_get_child_revealed (GTK_REVEALER (self)))
+ gtk_widget_hide (self->sidebar_header);
+
+ if (gtk_revealer_get_reveal_child (GTK_REVEALER (self)))
+ gtk_widget_show (self->sidebar_header);
+
+ /*
+ * We can't bind 'reveal-child' with GcalSidebar because it'll make the
+ * 'reveal-child' property change ~before~ it reaches here and makes the
+ * sidebar header visible. When that happens, the header skips the reveal
+ * animation, and looses the synchronization with the sidebar animation.
+ */
+ gtk_revealer_set_reveal_child (GTK_REVEALER (self->sidebar_header),
+ gtk_revealer_get_reveal_child (GTK_REVEALER (self)));
+}
+
+/* ECalDataModelSubscriber */
+
+static void
+gcal_sidebar_component_added (ECalDataModelSubscriber *subscriber,
+ ECalClient *client,
+ ECalComponent *comp)
+{
+ GcalSidebar *self;
+ GcalEvent *event;
+ ESource *source;
+ GError *error;
+
+ error = NULL;
+ self = GCAL_SIDEBAR (subscriber);
+ source = e_client_get_source (E_CLIENT (client));
+ event = gcal_event_new (source, comp, &error);
+
+ if (error)
+ {
+ g_warning ("Error adding events: %s", error->message);
+ return;
+ }
+
+ gtk_container_add (GTK_CONTAINER (self->listbox), create_row_for_event (event));
+}
+
+static void
+gcal_sidebar_component_changed (ECalDataModelSubscriber *subscriber,
+ ECalClient *client,
+ ECalComponent *comp)
+{
+ ECalComponentId *id;
+
+ id = e_cal_component_get_id (comp);
+
+ e_cal_data_model_subscriber_component_removed (subscriber, client, id->uid, id->rid);
+ e_cal_data_model_subscriber_component_added (subscriber, client, comp);
+
+ g_clear_pointer (&id, e_cal_component_free_id);
+}
+
+static void
+gcal_sidebar_component_removed (ECalDataModelSubscriber *subscriber,
+ ECalClient *client,
+ const gchar *uid,
+ const gchar *rid)
+{
+ GcalSidebar *self;
+ ESource *source;
+ GList *children, *l;
+ g_autofree gchar *uuid;
+
+ self = GCAL_SIDEBAR (subscriber);
+ source = e_client_get_source (E_CLIENT (client));
+
+ if (rid)
+ uuid = g_strdup_printf ("%s:%s:%s", e_source_get_uid (source), uid, rid);
+ else
+ uuid = g_strdup_printf ("%s:%s", e_source_get_uid (source), uid);
+
+ /* Remove the rows with the given uuid */
+ children = gtk_container_get_children (GTK_CONTAINER (self->listbox));
+
+ for (l = children; l != NULL; l = l->next)
+ {
+ GcalEvent *event;
+
+ event = g_object_get_data (l->data, "event");
+
+ if (g_str_equal (uuid, gcal_event_get_uid (event)))
+ gtk_widget_destroy (l->data);
+ }
+
+ g_list_free (children);
+}
+
+static void
+gcal_sidebar_freeze (ECalDataModelSubscriber *subscriber)
+{
+}
+
+static void
+gcal_sidebar_thaw (ECalDataModelSubscriber *subscriber)
+{
+}
+
+/* GcalView */
+
+static icaltimetype*
+gcal_sidebar_get_date (GcalView *view)
+{
+ GcalSidebar *self = GCAL_SIDEBAR (view);
+
+ return self->active_date;
+}
+
+static void
+gcal_sidebar_set_date (GcalView *view,
+ icaltimetype *active_date)
+{
+ GcalSidebar *self;
+ GDateTime *date;
+
+ self = GCAL_SIDEBAR (view);
+ date = icaltime_to_datetime (active_date);
+
+ g_clear_pointer (&self->active_date, g_free);
+ self->active_date = gcal_dup_icaltime (active_date);
+
+ gcal_date_chooser_set_date (self->date_chooser, date);
+
+ gcal_clear_datetime (&date);
+}
+
+static GList*
+gcal_sidebar_get_children_by_uuid (GcalView *self,
+ const gchar *uuid)
+{
+ return NULL;
+}
+
+static void
+gcal_sidebar_clear_marks (GcalView *view)
+{
+}
+
+static void
+gcal_view_interface_init (GcalViewInterface *iface)
+{
+ iface->get_date = gcal_sidebar_get_date;
+ iface->set_date = gcal_sidebar_set_date;
+ iface->get_children_by_uuid = gcal_sidebar_get_children_by_uuid;
+ iface->clear_marks = gcal_sidebar_clear_marks;
+}
+
+static void
+e_cal_data_model_subscriber_interface_init (ECalDataModelSubscriberInterface *iface)
+{
+ iface->component_added = gcal_sidebar_component_added;
+ iface->component_modified = gcal_sidebar_component_changed;
+ iface->component_removed = gcal_sidebar_component_removed;
+ iface->freeze = gcal_sidebar_freeze;
+ iface->thaw = gcal_sidebar_thaw;
+}
+
+static void
+gcal_sidebar_finalize (GObject *object)
+{
+ GcalSidebar *self = (GcalSidebar *)object;
+
+ G_OBJECT_CLASS (gcal_sidebar_parent_class)->finalize (object);
+}
+
+static void
+gcal_sidebar_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ GcalSidebar *self = GCAL_SIDEBAR (object);
+
+ switch (prop_id)
+ {
+ case PROP_ACTIVE_DATE:
+ g_value_set_boxed (value, self->active_date);
+ break;
+
+ case PROP_MANAGER:
+ g_value_set_object (value, self->manager);
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+}
+
+static void
+gcal_sidebar_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GcalSidebar *self = GCAL_SIDEBAR (object);
+
+ switch (prop_id)
+ {
+ case PROP_ACTIVE_DATE:
+ gcal_sidebar_set_date (GCAL_VIEW (self), g_value_get_boxed (value));
+ break;
+
+ case PROP_MANAGER:
+ self->manager = g_value_dup_object (value);
+ reload_events (self);
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+}
+
+static void
+gcal_sidebar_class_init (GcalSidebarClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+ object_class->finalize = gcal_sidebar_finalize;
+ object_class->get_property = gcal_sidebar_get_property;
+ object_class->set_property = gcal_sidebar_set_property;
+
+
+ /**
+ * GcalSidebar::manager:
+ *
+ * The manager of the sidebar.
+ */
+ g_object_class_install_property (object_class,
+ PROP_MANAGER,
+ g_param_spec_object ("manager",
+ "Manager",
+ "Manager of the application",
+ GCAL_TYPE_MANAGER,
+ G_PARAM_READWRITE));
+
+ g_object_class_override_property (object_class, PROP_ACTIVE_DATE, "active-date");
+
+ g_type_ensure (GCAL_TYPE_DATE_CHOOSER);
+ gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/calendar/sidebar.ui");
+
+ gtk_widget_class_bind_template_child (widget_class, GcalSidebar, date_chooser);
+ gtk_widget_class_bind_template_child (widget_class, GcalSidebar, empty_placeholder_widget);
+ gtk_widget_class_bind_template_child (widget_class, GcalSidebar, listbox);
+ gtk_widget_class_bind_template_child (widget_class, GcalSidebar, search_placeholder_widget);
+ gtk_widget_class_bind_template_child (widget_class, GcalSidebar, sidebar_header);
+
+ gtk_widget_class_bind_template_callback (widget_class, reload_events);
+ gtk_widget_class_bind_template_callback (widget_class, update_header_visibility);
+}
+
+static void
+gcal_sidebar_init (GcalSidebar *self)
+{
+ gtk_widget_init_template (GTK_WIDGET (self));
+
+ gtk_list_box_set_placeholder (GTK_LIST_BOX (self->listbox), self->empty_placeholder_widget);
+
+ gtk_list_box_set_header_func (GTK_LIST_BOX (self->listbox),
+ header_func,
+ self,
+ NULL);
+
+ gtk_list_box_set_sort_func (GTK_LIST_BOX (self->listbox),
+ sort_func,
+ NULL,
+ NULL);
+}
+
+GtkWidget*
+gcal_sidebar_new (void)
+{
+ return g_object_new (GCAL_TYPE_SIDEBAR, NULL);
+}
+
+GtkWidget*
+gcal_sidebar_get_header_widget (GcalSidebar *self)
+{
+ g_return_val_if_fail (GCAL_IS_SIDEBAR (self), NULL);
+
+ return self->sidebar_header;
+}
diff --git a/src/gcal-sidebar.h b/src/gcal-sidebar.h
new file mode 100644
index 0000000..38c8fc3
--- /dev/null
+++ b/src/gcal-sidebar.h
@@ -0,0 +1,38 @@
+/* gcal-sidebar.h
+ *
+ * Copyright (C) 2017 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/>.
+ */
+
+#ifndef GCAL_SIDEBAR_H
+#define GCAL_SIDEBAR_H
+
+#include <gtk/gtk.h>
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+#define GCAL_TYPE_SIDEBAR (gcal_sidebar_get_type())
+
+G_DECLARE_FINAL_TYPE (GcalSidebar, gcal_sidebar, GCAL, SIDEBAR, GtkRevealer)
+
+GtkWidget* gcal_sidebar_new (void);
+
+GtkWidget* gcal_sidebar_get_header_widget (GcalSidebar *self);
+
+G_END_DECLS
+
+#endif /* GCAL_SIDEBAR_H */
+
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