[gnome-calendar] Added GcalSearchbar initial implementation.

[Erick Pérez Castellanos <erickpc src gnome org>]

commit afb51b6452bf86fa9ed362c27158b053f10c2d03
Author: Erick Pérez Castellanos <erick red gmail com>
Date:   Fri Jan 11 01:07:01 2013 -0500

    Added GcalSearchbar initial implementation.

 src/Makefile.am      |    2 +
 src/gcal-searchbar.c |  201 ++++++++++++++++++++++++++++++++++++++++++++++++++
 src/gcal-searchbar.h |   61 +++++++++++++++
 3 files changed, 264 insertions(+), 0 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index e4b9762..2b14da0 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -31,6 +31,8 @@ gnome_calendar_SOURCES =                                  \
     gcal-floating-container.h                             \
     gcal-toolbar.h                                        \
     gcal-toolbar.c                                        \
+    gcal-searchbar.h                                      \
+    gcal-searchbar.c                                      \
     gcal-window.h                                         \
     gcal-window.c                                         \
     gcal-view.c                                           \
diff --git a/src/gcal-searchbar.c b/src/gcal-searchbar.c
new file mode 100644
index 0000000..bba9271
--- /dev/null
+++ b/src/gcal-searchbar.c
@@ -0,0 +1,201 @@
+/* -*- mode: c; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * gcal-searchbar.c
+ * Copyright (C) 2012 Erick Pérez Castellanos <erickpc gnome org>
+ *
+ * gnome-calendar 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.
+ *
+ * gnome-calendar 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/>.
+ */
+
+#include "gcal-searchbar.h"
+#include "gcal-utils.h"
+
+#include <glib/gi18n.h>
+
+#include <math.h>
+
+struct _GcalSearchbarPrivate
+{
+  GtkWidget           *widget;
+
+  GtkToolItem         *left_item;
+  GtkToolItem         *central_item;
+
+  /* widgets */
+  GtkWidget           *done_button;
+  GtkWidget           *search_entry;
+
+  GtkSizeGroup        *hsize_group;
+};
+
+enum
+{
+  /* From overview mode */
+  DONE = 1,
+
+  NUM_SIGNALS
+};
+
+static guint signals[NUM_SIGNALS] = { 0, };
+
+static void gcal_searchbar_constructed            (GObject      *object);
+
+static void gcal_searchbar_set_widgets            (GcalSearchbar  *searchbar);
+
+static void gcal_searchbar_done_clicked           (GtkWidget    *button,
+                                                   gpointer      user_data);
+
+G_DEFINE_TYPE (GcalSearchbar, gcal_searchbar, GTK_CLUTTER_TYPE_ACTOR);
+
+static void
+gcal_searchbar_class_init (GcalSearchbarClass *klass)
+{
+  GObjectClass *object_class;
+
+  object_class = G_OBJECT_CLASS (klass);
+
+  object_class->constructed = gcal_searchbar_constructed;
+
+  signals[DONE] = g_signal_new ("done",
+                                GCAL_TYPE_SEARCHBAR,
+                                G_SIGNAL_RUN_LAST,
+                                G_STRUCT_OFFSET (GcalSearchbarClass,
+                                                 done),
+                                NULL, NULL,
+                                g_cclosure_marshal_VOID__VOID,
+                                G_TYPE_NONE,
+                                0);
+
+  g_type_class_add_private ((gpointer) klass, sizeof(GcalSearchbarPrivate));
+}
+
+static void
+gcal_searchbar_init (GcalSearchbar *self)
+{
+  self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
+                                            GCAL_TYPE_SEARCHBAR,
+                                            GcalSearchbarPrivate);
+}
+
+static void
+gcal_searchbar_constructed (GObject *object)
+{
+  GcalSearchbarPrivate *priv;
+
+  GtkStyleContext *context;
+  GtkToolItem *spacer;
+  GtkToolItem *dummy_spacer;
+  GtkWidget *bin;
+
+  priv = GCAL_SEARCHBAR (object)->priv;
+  if (G_OBJECT_CLASS (gcal_searchbar_parent_class)->constructed != NULL)
+    G_OBJECT_CLASS (gcal_searchbar_parent_class)->constructed (object);
+
+  priv->widget = gtk_toolbar_new ();
+  gtk_widget_set_hexpand (priv->widget, TRUE);
+  gtk_widget_set_vexpand (priv->widget, TRUE);
+  gtk_toolbar_set_icon_size (GTK_TOOLBAR (priv->widget),
+                             GTK_ICON_SIZE_BUTTON);
+
+  context = gtk_widget_get_style_context (priv->widget);
+  gtk_style_context_add_class (context, "main-toolbar");
+
+  /* adding searchbar */
+  bin = gtk_clutter_actor_get_widget (GTK_CLUTTER_ACTOR (object));
+  gtk_container_add (GTK_CONTAINER (bin), priv->widget);
+
+  priv->hsize_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
+
+  /* adding sections */
+  /* left */
+  priv->left_item = gtk_tool_item_new ();
+  gtk_toolbar_insert (GTK_TOOLBAR (priv->widget), priv->left_item, 0);
+  gtk_size_group_add_widget (priv->hsize_group, GTK_WIDGET (priv->left_item));
+
+  /* spacer */
+  spacer = gtk_tool_item_new ();
+  gtk_tool_item_set_expand (spacer, TRUE);
+  gtk_toolbar_insert (GTK_TOOLBAR (priv->widget), spacer, -1);
+
+  /* central */
+  priv->central_item = gtk_tool_item_new ();
+  gtk_toolbar_insert (GTK_TOOLBAR (priv->widget), priv->central_item, -1);
+
+  /* spacer */
+  spacer = gtk_tool_item_new ();
+  gtk_tool_item_set_expand (spacer, TRUE);
+  gtk_toolbar_insert (GTK_TOOLBAR (priv->widget), spacer, -1);
+
+  /* right spacer */
+  dummy_spacer = gtk_tool_item_new ();
+  gtk_toolbar_insert (GTK_TOOLBAR (priv->widget), dummy_spacer, -1);
+  gtk_size_group_add_widget (priv->hsize_group, GTK_WIDGET (dummy_spacer));
+
+  gcal_searchbar_set_widgets (GCAL_SEARCHBAR (object));
+  gtk_widget_show_all (bin);
+}
+
+static void
+gcal_searchbar_set_widgets (GcalSearchbar *searchbar)
+{
+  GcalSearchbarPrivate *priv;
+  GtkStyleContext *context;
+
+  g_return_if_fail (GCAL_IS_SEARCHBAR (searchbar));
+  priv = searchbar->priv;
+
+  /* done */
+  priv->done_button = gtk_button_new_with_label (_("Done"));
+  gtk_widget_set_valign (priv->done_button, GTK_ALIGN_CENTER);
+  gtk_widget_set_vexpand (priv->done_button, FALSE);
+
+  gtk_widget_set_size_request (priv->done_button, 100, -1);
+  g_object_set (gtk_bin_get_child (GTK_BIN (priv->done_button)),
+                "margin", get_icon_margin (),
+                NULL);
+
+  context = gtk_widget_get_style_context (priv->done_button);
+  gtk_style_context_add_class (context, "suggested-action");
+
+  g_signal_connect (priv->done_button,
+                    "clicked",
+                    G_CALLBACK (gcal_searchbar_done_clicked),
+                    searchbar);
+  gtk_container_add (GTK_CONTAINER (priv->left_item), priv->done_button);
+  gtk_widget_show_all (priv->done_button);
+
+  /* search_entry */
+  priv->search_entry = gtk_search_entry_new ();
+  gtk_entry_set_placeholder_text (GTK_ENTRY (priv->search_entry), _("Search..."));
+  gtk_widget_set_size_request (priv->search_entry, 450, -1);
+
+  gtk_container_add (GTK_CONTAINER (priv->central_item), priv->search_entry);
+  gtk_widget_show_all (priv->search_entry);
+}
+
+static void
+gcal_searchbar_done_clicked (GtkWidget *button,
+                             gpointer   user_data)
+{
+  GcalSearchbar *searchbar;
+
+  searchbar = GCAL_SEARCHBAR (user_data);
+  g_signal_emit (searchbar, signals[DONE], 0);
+}
+
+/* Public API */
+ClutterActor*
+gcal_searchbar_new (void)
+{
+  return g_object_new (gcal_searchbar_get_type (), NULL);
+}
diff --git a/src/gcal-searchbar.h b/src/gcal-searchbar.h
new file mode 100644
index 0000000..0a0f4c2
--- /dev/null
+++ b/src/gcal-searchbar.h
@@ -0,0 +1,61 @@
+/* -*- mode: c; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * gcal-searchbar.h
+ * Copyright (C) 2012 Erick Pérez Castellanos <erickpc gnome org>
+ *
+ * gnome-calendar 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.
+ *
+ * gnome-calendar 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_SEARCHBAR_H_
+#define _GCAL_SEARCHBAR_H_
+
+#include "gcal-utils.h"
+
+#include <clutter-gtk/clutter-gtk.h>
+
+G_BEGIN_DECLS
+
+#define GCAL_TYPE_SEARCHBAR              (gcal_searchbar_get_type ())
+#define GCAL_SEARCHBAR(obj)              (G_TYPE_CHECK_INSTANCE_CAST ((obj), GCAL_TYPE_SEARCHBAR, 
GcalSearchbar))
+#define GCAL_SEARCHBAR_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GCAL_TYPE_SEARCHBAR, 
GcalSearchbarClass))
+#define GCAL_IS_SEARCHBAR(obj)           (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GCAL_TYPE_SEARCHBAR))
+#define GCAL_IS_SEARCHBAR_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), GCAL_TYPE_SEARCHBAR))
+#define GCAL_SEARCHBAR_GET_CLASS(obj)    (G_TYPE_INSTANCE_GET_CLASS ((obj), GCAL_TYPE_SEARCHBAR, 
GcalSearchbarClass))
+
+typedef struct _GcalSearchbarClass        GcalSearchbarClass;
+typedef struct _GcalSearchbar             GcalSearchbar;
+typedef struct _GcalSearchbarPrivate      GcalSearchbarPrivate;
+
+struct _GcalSearchbarClass
+{
+  GtkClutterActorClass parent_class;
+
+  /* Signals */
+  void (*done)          (GcalSearchbar *searchbar);
+};
+
+struct _GcalSearchbar
+{
+  GtkClutterActor parent_instance;
+
+  GcalSearchbarPrivate *priv;
+};
+
+GType         gcal_searchbar_get_type          (void) G_GNUC_CONST;
+
+ClutterActor* gcal_searchbar_new               (void);
+
+G_END_DECLS
+
+#endif /* _GCAL_SEARCHBAR_H_ */