1 files changed, 238 insertions, 0 deletions
diff --git a/shell/search-bar.c b/shell/search-bar.c
new file mode 100644
index 00000000..f560f649
--- /dev/null
+++ b/shell/search-bar.c
@@ -0,0 +1,238 @@
+/*
+ * This file is part of libslab.
+ *
+ * Copyright (c) 2006 Novell, Inc.
+ *
+ * Libslab is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU Lesser General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * Libslab 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 Lesser General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with libslab; if not, write to the Free Software Foundation, Inc., 51
+ * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "search-bar.h"
+#include "config.h"
+
+#include "nld-marshal.h"
+
+#include <glib/gi18n-lib.h>
+
+typedef struct
+{
+ GtkWidget *hbox;
+ GtkEntry *entry;
+ GtkWidget *button;
+
+ int search_timeout;
+ guint timeout_id;
+
+ gboolean block_signal;
+} NldSearchBarPrivate;
+
+static void nld_search_bar_finalize (GObject *);
+
+static gboolean nld_search_bar_focus (GtkWidget *, GtkDirectionType);
+static void nld_search_bar_grab_focus (GtkWidget *);
+
+enum
+{
+ SEARCH,
+ LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL] = { 0 };
+
+G_DEFINE_TYPE_WITH_PRIVATE (NldSearchBar, nld_search_bar, GTK_TYPE_BOX)
+
+static void emit_search (NldSearchBar * search_bar);
+static void emit_search_callback (GtkWidget * widget, gpointer search_bar);
+
+static void nld_search_bar_class_init (NldSearchBarClass * nld_search_bar_class)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (nld_search_bar_class);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (nld_search_bar_class);
+
+ object_class->finalize = nld_search_bar_finalize;
+ widget_class->focus = nld_search_bar_focus;
+ widget_class->grab_focus = nld_search_bar_grab_focus;
+
+ signals[SEARCH] =
+ g_signal_new ("search", G_TYPE_FROM_CLASS (nld_search_bar_class),
+ G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (NldSearchBarClass, search),
+ NULL, NULL, nld_marshal_VOID__STRING, G_TYPE_NONE, 1, G_TYPE_STRING);
+}
+
+static void
+nld_search_bar_init (NldSearchBar * search_bar)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (search_bar);
+ GtkWidget *entry;
+
+ gtk_widget_set_can_focus (GTK_WIDGET (search_bar), TRUE);
+ gtk_orientable_set_orientation (GTK_ORIENTABLE (search_bar), GTK_ORIENTATION_VERTICAL);
+
+ priv->hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 3);
+ gtk_box_pack_start (GTK_BOX (search_bar), priv->hbox, TRUE, FALSE, 0);
+
+ entry = gtk_search_entry_new ();
+ gtk_widget_set_halign (entry, GTK_ALIGN_START);
+ gtk_widget_set_valign (entry, GTK_ALIGN_CENTER);
+ priv->entry = GTK_ENTRY (entry);
+ gtk_widget_show (entry);
+ gtk_box_pack_start (GTK_BOX (priv->hbox), entry, TRUE, TRUE, 0);
+
+ g_signal_connect (entry, "activate", G_CALLBACK (emit_search_callback), search_bar);
+
+ priv->search_timeout = -1;
+}
+
+static void
+nld_search_bar_finalize (GObject * object)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (NLD_SEARCH_BAR(object));
+
+ if (priv->timeout_id)
+ g_source_remove (priv->timeout_id);
+
+ G_OBJECT_CLASS (nld_search_bar_parent_class)->finalize (object);
+}
+
+static gboolean
+nld_search_bar_focus (GtkWidget * widget, GtkDirectionType dir)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (NLD_SEARCH_BAR(widget));
+
+ return gtk_widget_child_focus (priv->hbox, dir);
+}
+
+gboolean
+nld_search_bar_has_focus (NldSearchBar * search_bar)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (search_bar);
+
+ return gtk_widget_has_focus (GTK_WIDGET (priv->entry));
+}
+
+static void
+nld_search_bar_grab_focus (GtkWidget * widget)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (NLD_SEARCH_BAR(widget));
+
+ gtk_widget_grab_focus (GTK_WIDGET (priv->entry));
+}
+
+GtkWidget *
+nld_search_bar_new (void)
+{
+ return g_object_new (NLD_TYPE_SEARCH_BAR, NULL);
+}
+
+void
+nld_search_bar_clear (NldSearchBar * search_bar)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (search_bar);
+
+ priv->block_signal = TRUE;
+ gtk_entry_set_text (priv->entry, "");
+ priv->block_signal = FALSE;
+}
+
+static void
+emit_search (NldSearchBar * search_bar)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (search_bar);
+
+ if (priv->block_signal)
+ return;
+
+ if (priv->timeout_id)
+ {
+ g_source_remove (priv->timeout_id);
+ priv->timeout_id = 0;
+ }
+
+ g_signal_emit (search_bar, signals[SEARCH], 0,
+ nld_search_bar_get_text (search_bar));
+}
+
+static void
+emit_search_callback (GtkWidget * widget, gpointer search_bar)
+{
+ emit_search (search_bar);
+}
+
+static gboolean
+search_timeout (gpointer search_bar)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (search_bar);
+
+ priv->timeout_id = 0;
+ emit_search (search_bar);
+ return FALSE;
+}
+
+static void
+entry_changed (GtkWidget * entry, gpointer search_bar)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (search_bar);
+
+ if (priv->search_timeout == 0)
+ emit_search (search_bar);
+ else if (priv->search_timeout > 0)
+ {
+ if (priv->timeout_id != 0)
+ g_source_remove (priv->timeout_id);
+ priv->timeout_id =
+ g_timeout_add (priv->search_timeout * 1000, search_timeout, search_bar);
+ }
+}
+
+int
+nld_search_bar_get_search_timeout (NldSearchBar * search_bar)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (search_bar);
+
+ return priv->search_timeout;
+}
+
+void
+nld_search_bar_set_search_timeout (NldSearchBar * search_bar, int search_timeout)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (search_bar);
+
+ if (priv->search_timeout != -1 && search_timeout == -1)
+ g_signal_handlers_disconnect_by_func (priv->entry, entry_changed, search_bar);
+ else if (search_timeout != -1)
+ {
+ g_signal_connect (priv->entry, "changed", G_CALLBACK (entry_changed), search_bar);
+ }
+
+ priv->search_timeout = search_timeout;
+}
+
+const char *
+nld_search_bar_get_text (NldSearchBar * search_bar)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (search_bar);
+
+ return gtk_entry_get_text (priv->entry);
+}
+
+void
+nld_search_bar_set_text (NldSearchBar * search_bar, const char *text, gboolean activate)
+{
+ NldSearchBarPrivate *priv = nld_search_bar_get_instance_private (search_bar);
+
+ gtk_entry_set_text (priv->entry, text);
+ if (activate)
+ emit_search (search_bar);
+}
+