diff options
Diffstat (limited to 'src/caja-search-bar.c')
| -rw-r--r-- | src/caja-search-bar.c | 256 |
1 files changed, 256 insertions, 0 deletions
diff --git a/src/caja-search-bar.c b/src/caja-search-bar.c new file mode 100644 index 00000000..6d40239f --- /dev/null +++ b/src/caja-search-bar.c @@ -0,0 +1,256 @@ +/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ +/* + * Copyright (C) 2005 Novell, Inc. + * + * Caja 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. + * + * Caja 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; see the file COPYING. If not, + * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + * + * Author: Anders Carlsson <[email protected]> + * + */ + +#include <config.h> +#include "caja-search-bar.h" + +#include <glib/gi18n.h> +#include <eel/eel-gtk-macros.h> +#include <gdk/gdkkeysyms.h> +#include <gtk/gtk.h> + +struct CajaSearchBarDetails +{ + GtkWidget *entry; + gboolean entry_borrowed; +}; + +enum +{ + ACTIVATE, + CANCEL, + FOCUS_IN, + LAST_SIGNAL +}; + +static guint signals[LAST_SIGNAL]; + +static void caja_search_bar_class_init (CajaSearchBarClass *class); +static void caja_search_bar_init (CajaSearchBar *bar); + +EEL_CLASS_BOILERPLATE (CajaSearchBar, + caja_search_bar, + GTK_TYPE_EVENT_BOX) + + +static void +finalize (GObject *object) +{ + CajaSearchBar *bar; + + bar = CAJA_SEARCH_BAR (object); + + g_free (bar->details); + + EEL_CALL_PARENT (G_OBJECT_CLASS, finalize, (object)); +} + +static void +caja_search_bar_class_init (CajaSearchBarClass *class) +{ + GObjectClass *gobject_class; + GtkBindingSet *binding_set; + + gobject_class = G_OBJECT_CLASS (class); + gobject_class->finalize = finalize; + + signals[ACTIVATE] = + g_signal_new ("activate", + G_TYPE_FROM_CLASS (class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (CajaSearchBarClass, activate), + NULL, NULL, + g_cclosure_marshal_VOID__VOID, + G_TYPE_NONE, 0); + + signals[FOCUS_IN] = + g_signal_new ("focus-in", + G_TYPE_FROM_CLASS (class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (CajaSearchBarClass, focus_in), + NULL, NULL, + g_cclosure_marshal_VOID__VOID, + G_TYPE_NONE, 0); + + signals[CANCEL] = + g_signal_new ("cancel", + G_TYPE_FROM_CLASS (class), + G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, + G_STRUCT_OFFSET (CajaSearchBarClass, cancel), + NULL, NULL, + g_cclosure_marshal_VOID__VOID, + G_TYPE_NONE, 0); + + binding_set = gtk_binding_set_by_class (class); + gtk_binding_entry_add_signal (binding_set, GDK_Escape, 0, "cancel", 0); +} + +static gboolean +entry_has_text (CajaSearchBar *bar) +{ + const char *text; + + text = gtk_entry_get_text (GTK_ENTRY (bar->details->entry)); + + return text != NULL && text[0] != '\0'; +} + +static void +entry_icon_release_cb (GtkEntry *entry, + GtkEntryIconPosition position, + GdkEvent *event, + CajaSearchBar *bar) +{ + g_signal_emit_by_name (entry, "activate", 0); +} + +static void +entry_activate_cb (GtkWidget *entry, CajaSearchBar *bar) +{ + if (entry_has_text (bar) && !bar->details->entry_borrowed) + { + g_signal_emit (bar, signals[ACTIVATE], 0); + } +} + +static gboolean +focus_in_event_callback (GtkWidget *widget, + GdkEventFocus *event, + gpointer user_data) +{ + CajaSearchBar *bar; + + bar = CAJA_SEARCH_BAR (user_data); + + g_signal_emit (bar, signals[FOCUS_IN], 0); + + return FALSE; +} + +static void +caja_search_bar_init (CajaSearchBar *bar) +{ + GtkWidget *alignment; + GtkWidget *hbox; + GtkWidget *label; + + bar->details = g_new0 (CajaSearchBarDetails, 1); + + gtk_event_box_set_visible_window (GTK_EVENT_BOX (bar), FALSE); + + alignment = gtk_alignment_new (0.5, 0.5, + 1.0, 1.0); + gtk_alignment_set_padding (GTK_ALIGNMENT (alignment), + 0, 0, 6, 6); + gtk_widget_show (alignment); + gtk_container_add (GTK_CONTAINER (bar), alignment); + + hbox = gtk_hbox_new (FALSE, 6); + gtk_widget_show (hbox); + gtk_container_add (GTK_CONTAINER (alignment), hbox); + + label = gtk_label_new (_("Search:")); + gtk_widget_show (label); + + gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0); + + bar->details->entry = gtk_entry_new (); + gtk_entry_set_icon_from_stock (GTK_ENTRY (bar->details->entry), + GTK_ENTRY_ICON_SECONDARY, + GTK_STOCK_FIND); + gtk_box_pack_start (GTK_BOX (hbox), bar->details->entry, TRUE, TRUE, 0); + + g_signal_connect (bar->details->entry, "activate", + G_CALLBACK (entry_activate_cb), bar); + g_signal_connect (bar->details->entry, "icon-release", + G_CALLBACK (entry_icon_release_cb), bar); + g_signal_connect (bar->details->entry, "focus-in-event", + G_CALLBACK (focus_in_event_callback), bar); + + gtk_widget_show (bar->details->entry); +} + +GtkWidget * +caja_search_bar_borrow_entry (CajaSearchBar *bar) +{ + GtkBindingSet *binding_set; + + bar->details->entry_borrowed = TRUE; + + binding_set = gtk_binding_set_by_class (G_OBJECT_GET_CLASS (bar)); + gtk_binding_entry_remove (binding_set, GDK_Escape, 0); + return bar->details->entry; +} + +void +caja_search_bar_return_entry (CajaSearchBar *bar) +{ + GtkBindingSet *binding_set; + + bar->details->entry_borrowed = FALSE; + + binding_set = gtk_binding_set_by_class (G_OBJECT_GET_CLASS (bar)); + gtk_binding_entry_add_signal (binding_set, GDK_Escape, 0, "cancel", 0); +} + +GtkWidget * +caja_search_bar_new (void) +{ + GtkWidget *bar; + + bar = g_object_new (CAJA_TYPE_SEARCH_BAR, NULL); + + return bar; +} + +CajaQuery * +caja_search_bar_get_query (CajaSearchBar *bar) +{ + const char *query_text; + CajaQuery *query; + + query_text = gtk_entry_get_text (GTK_ENTRY (bar->details->entry)); + + /* Empty string is a NULL query */ + if (query_text && query_text[0] == '\0') + { + return NULL; + } + + query = caja_query_new (); + caja_query_set_text (query, query_text); + + return query; +} + +void +caja_search_bar_grab_focus (CajaSearchBar *bar) +{ + gtk_widget_grab_focus (bar->details->entry); +} + +void +caja_search_bar_clear (CajaSearchBar *bar) +{ + gtk_entry_set_text (GTK_ENTRY (bar->details->entry), ""); +} |