diff options
Diffstat (limited to 'lib/widgets/ephy-search-entry.c')
| -rw-r--r-- | lib/widgets/ephy-search-entry.c | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/lib/widgets/ephy-search-entry.c b/lib/widgets/ephy-search-entry.c new file mode 100644 index 000000000..9837da909 --- /dev/null +++ b/lib/widgets/ephy-search-entry.c @@ -0,0 +1,201 @@ +/* + * Copyright (C) 2002 Jorn Baayen <jorn@nl.linux.org> + * + * 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 2 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, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * $Id$ + */ + +#include <gtk/gtklabel.h> +#include <config.h> +#include <libgnome/gnome-i18n.h> +#include <string.h> + +#include "ephy-search-entry.h" + +static void ephy_search_entry_class_init (EphySearchEntryClass *klass); +static void ephy_search_entry_init (EphySearchEntry *entry); +static void ephy_search_entry_finalize (GObject *object); + +struct EphySearchEntryPrivate +{ + gboolean clearing; + + guint timeout; +}; + +enum +{ + SEARCH, + LAST_SIGNAL +}; + +static GObjectClass *parent_class = NULL; + +static guint ephy_search_entry_signals[LAST_SIGNAL] = { 0 }; + +GType +ephy_search_entry_get_type (void) +{ + static GType ephy_search_entry_type = 0; + + if (ephy_search_entry_type == 0) + { + static const GTypeInfo our_info = + { + sizeof (EphySearchEntryClass), + NULL, + NULL, + (GClassInitFunc) ephy_search_entry_class_init, + NULL, + NULL, + sizeof (EphySearchEntry), + 0, + (GInstanceInitFunc) ephy_search_entry_init + }; + + ephy_search_entry_type = g_type_register_static (GTK_TYPE_ENTRY, + "EphySearchEntry", + &our_info, 0); + } + + return ephy_search_entry_type; +} + +static void +ephy_search_entry_class_init (EphySearchEntryClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + parent_class = g_type_class_peek_parent (klass); + + object_class->finalize = ephy_search_entry_finalize; + + ephy_search_entry_signals[SEARCH] = + g_signal_new ("search", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (EphySearchEntryClass, search), + NULL, NULL, + g_cclosure_marshal_VOID__STRING, + G_TYPE_NONE, + 1, + G_TYPE_STRING); +} + +static gboolean +ephy_search_entry_timeout_cb (EphySearchEntry *entry) +{ + gdk_threads_enter (); + + g_signal_emit (G_OBJECT (entry), ephy_search_entry_signals[SEARCH], 0, + gtk_entry_get_text (GTK_ENTRY (entry))); + entry->priv->timeout = 0; + + gdk_threads_leave (); + + return FALSE; +} + +static void +ephy_search_entry_changed_cb (GtkEditable *editable, + EphySearchEntry *entry) +{ + if (entry->priv->clearing == TRUE) + return; + + if (entry->priv->timeout != 0) + { + g_source_remove (entry->priv->timeout); + entry->priv->timeout = 0; + } + + entry->priv->timeout = g_timeout_add (300, (GSourceFunc) ephy_search_entry_timeout_cb, entry); +} + +static gboolean +ephy_search_entry_focus_out_event_cb (GtkWidget *widget, + GdkEventFocus *event, + EphySearchEntry *entry) +{ + if (entry->priv->timeout == 0) + return FALSE; + + g_source_remove (entry->priv->timeout); + entry->priv->timeout = 0; + + g_signal_emit (G_OBJECT (entry), ephy_search_entry_signals[SEARCH], 0, + gtk_entry_get_text (GTK_ENTRY (entry))); + + return FALSE; +} +static void +ephy_search_entry_init (EphySearchEntry *entry) +{ + entry->priv = g_new0 (EphySearchEntryPrivate, 1); + + g_signal_connect (G_OBJECT (entry), + "changed", + G_CALLBACK (ephy_search_entry_changed_cb), + entry); + g_signal_connect (G_OBJECT (entry), + "focus_out_event", + G_CALLBACK (ephy_search_entry_focus_out_event_cb), + entry); +} + +static void +ephy_search_entry_finalize (GObject *object) +{ + EphySearchEntry *entry; + + g_return_if_fail (object != NULL); + g_return_if_fail (EPHY_IS_SEARCH_ENTRY (object)); + + entry = EPHY_SEARCH_ENTRY (object); + + g_return_if_fail (entry->priv != NULL); + + g_free (entry->priv); + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + +GtkWidget * +ephy_search_entry_new (void) +{ + GtkWidget *entry; + + entry = GTK_WIDGET (g_object_new (EPHY_TYPE_SEARCH_ENTRY, + NULL)); + + return entry; +} + +void +ephy_search_entry_clear (EphySearchEntry *entry) +{ + if (entry->priv->timeout != 0) + { + g_source_remove (entry->priv->timeout); + entry->priv->timeout = 0; + } + + entry->priv->clearing = TRUE; + + gtk_entry_set_text (GTK_ENTRY (entry), ""); + + entry->priv->clearing = FALSE; +} |