diff options
Diffstat (limited to 'calendar/gui/cal-search-bar.c')
| -rw-r--r-- | calendar/gui/cal-search-bar.c | 500 |
1 files changed, 0 insertions, 500 deletions
diff --git a/calendar/gui/cal-search-bar.c b/calendar/gui/cal-search-bar.c deleted file mode 100644 index e5cfcf95e9..0000000000 --- a/calendar/gui/cal-search-bar.c +++ /dev/null @@ -1,500 +0,0 @@ -/* Evolution calendar - Search bar widget for calendar views - * - * Copyright (C) 2001 Ximian, Inc. - * - * Author: Federico Mena-Quintero <federico@ximian.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 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. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <glib.h> -#include <gtk/gtkmenu.h> -#include <gtk/gtkmenuitem.h> -#include <gtk/gtkoptionmenu.h> -#include <gtk/gtksignal.h> -#include <libgnome/gnome-defs.h> -#include <libgnome/gnome-i18n.h> -#include <gal/widgets/e-unicode.h> -#include "cal-search-bar.h" - - - -/* Menu items for the ESearchBar */ -static ESearchBarItem search_menu_items[] = { - E_FILTERBAR_RESET, - { NULL, -1 } -}; - -/* IDs and option items for the ESearchBar */ -enum { - SEARCH_ANY_FIELD_CONTAINS, - SEARCH_SUMMARY_CONTAINS, - SEARCH_DESCRIPTION_CONTAINS, - SEARCH_COMMENT_CONTAINS -}; - -static ESearchBarItem search_option_items[] = { - { N_("Any field contains"), SEARCH_ANY_FIELD_CONTAINS }, - { N_("Summary contains"), SEARCH_SUMMARY_CONTAINS }, - { N_("Description contains"), SEARCH_DESCRIPTION_CONTAINS }, - { N_("Comment contains"), SEARCH_COMMENT_CONTAINS }, - { NULL, -1 } -}; - -/* Private part of the CalSearchBar structure */ -struct CalSearchBarPrivate { - /* Option menu for the categories drop-down */ - GtkOptionMenu *categories_omenu; -}; - - - -static void cal_search_bar_class_init (CalSearchBarClass *class); -static void cal_search_bar_init (CalSearchBar *cal_search); - -static void cal_search_bar_query_changed (ESearchBar *search); -static void cal_search_bar_menu_activated (ESearchBar *search, int item); - -/* Signal IDs */ -enum { - SEXP_CHANGED, - CATEGORY_CHANGED, - LAST_SIGNAL -}; - -static guint cal_search_bar_signals[LAST_SIGNAL] = { 0 }; - - - -/** - * cal_search_bar_get_type: - * - * Registers the #CalSearchBar class if necessary and returns the type ID - * associated to it. - * - * Return value: The type ID of the #CalSearchBar class. - **/ -GtkType -cal_search_bar_get_type (void) -{ - static GtkType cal_search_bar_type = 0; - - if (!cal_search_bar_type) { - static const GtkTypeInfo cal_search_bar_info = { - "CalSearchBar", - sizeof (CalSearchBar), - sizeof (CalSearchBarClass), - (GtkClassInitFunc) cal_search_bar_class_init, - (GtkObjectInitFunc) cal_search_bar_init, - NULL, /* reserved_1 */ - NULL, /* reserved_2 */ - (GtkClassInitFunc) NULL - }; - - cal_search_bar_type = gtk_type_unique (E_SEARCH_BAR_TYPE, &cal_search_bar_info); - } - - return cal_search_bar_type; -} - -/* Class initialization function for the calendar search bar */ -static void -cal_search_bar_class_init (CalSearchBarClass *class) -{ - ESearchBarClass *e_search_bar_class; - GtkObjectClass *object_class; - - e_search_bar_class = (ESearchBarClass *) class; - object_class = (GtkObjectClass *) class; - - cal_search_bar_signals[SEXP_CHANGED] = - gtk_signal_new ("sexp_changed", - GTK_RUN_FIRST, - object_class->type, - GTK_SIGNAL_OFFSET (CalSearchBarClass, sexp_changed), - gtk_marshal_NONE__STRING, - GTK_TYPE_NONE, 1, - GTK_TYPE_STRING); - - cal_search_bar_signals[CATEGORY_CHANGED] = - gtk_signal_new ("category_changed", - GTK_RUN_FIRST, - object_class->type, - GTK_SIGNAL_OFFSET (CalSearchBarClass, category_changed), - gtk_marshal_NONE__STRING, - GTK_TYPE_NONE, 1, - GTK_TYPE_STRING); - - gtk_object_class_add_signals (object_class, cal_search_bar_signals, LAST_SIGNAL); - - class->sexp_changed = NULL; - class->category_changed = NULL; - - e_search_bar_class->query_changed = cal_search_bar_query_changed; - e_search_bar_class->menu_activated = cal_search_bar_menu_activated; -} - -/* Object initialization function for the calendar search bar */ -static void -cal_search_bar_init (CalSearchBar *cal_search) -{ - CalSearchBarPrivate *priv; - - priv = g_new (CalSearchBarPrivate, 1); - cal_search->priv = priv; - - priv->categories_omenu = NULL; -} - - - -/* Emits the "sexp_changed" signal for the calendar search bar */ -static void -notify_sexp_changed (CalSearchBar *cal_search, const char *sexp) -{ - gtk_signal_emit (GTK_OBJECT (cal_search), cal_search_bar_signals[SEXP_CHANGED], - sexp); -} - -/* Returns the string of the currently selected category, NULL for "Unmatched", - * or (const char *) 1 for "All". - */ -static const char * -get_current_category (CalSearchBar *cal_search) -{ - CalSearchBarPrivate *priv; - GtkMenu *menu; - GtkWidget *active; - const char *category; - - priv = cal_search->priv; - - menu = GTK_MENU (gtk_option_menu_get_menu (priv->categories_omenu)); - - active = gtk_menu_get_active (menu); - g_assert (active != NULL); - - category = gtk_object_get_user_data (GTK_OBJECT (active)); - return category; -} - -/* Returns a sexp for the selected category in the drop-down menu. The "All" - * option is returned as (const char *) 1, and the "Unfiled" option is returned - * as NULL. - */ -static char * -get_category_sexp (CalSearchBar *cal_search) -{ - const char *category; - - category = get_current_category (cal_search); - - if (category == NULL) - return g_strdup ("(has-categories? #f)"); /* Unfiled items */ - else if (category == (const char *) 1) - return NULL; /* All items */ - else - return g_strdup_printf ("(has-categories? \"%s\")", category); /* Specific category */ -} - -/* Sets the query string to be (contains? "field" "text") */ -static void -notify_query_contains (CalSearchBar *cal_search, const char *field, const char *text) -{ - char *sexp; - char *category_sexp; - - category_sexp = get_category_sexp (cal_search); - - if (category_sexp) - /* "Contains" sexp plus a sexp for a category or for unfiled items */ - sexp = g_strdup_printf ("(and (contains? \"%s\" \"%s\")" - " %s)", - field, text, category_sexp); - else - /* "Contains" sexp; matches any category */ - sexp = g_strdup_printf ("(contains? \"%s\" \"%s\")", field, text); - - notify_sexp_changed (cal_search, sexp); - - if (category_sexp) - g_free (category_sexp); - - g_free (sexp); -} - -/* Creates a new query from the values in the widgets and notifies upstream */ -static void -regen_query (CalSearchBar *cal_search) -{ - CalSearchBarPrivate *priv; - int item; - char *text; - - priv = cal_search->priv; - - /* Fetch the data from the ESearchBar's entry widgets */ - - item = e_search_bar_get_option_choice (E_SEARCH_BAR (cal_search)); - text = e_search_bar_get_text (E_SEARCH_BAR (cal_search)); - - if (!text) - return; /* This is an error in the UTF8 conversion, not an empty string! */ - - /* Generate the different types of queries */ - - switch (item) { - case SEARCH_ANY_FIELD_CONTAINS: - notify_query_contains (cal_search, "any", text); - break; - - case SEARCH_SUMMARY_CONTAINS: - notify_query_contains (cal_search, "summary", text); - break; - - case SEARCH_DESCRIPTION_CONTAINS: - notify_query_contains (cal_search, "description", text); - break; - - case SEARCH_COMMENT_CONTAINS: - notify_query_contains (cal_search, "comment", text); - break; - - default: - g_assert_not_reached (); - } - - g_free (text); -} - -/* query_changed handler for the calendar search bar */ -static void -cal_search_bar_query_changed (ESearchBar *search) -{ - CalSearchBar *cal_search; - - cal_search = CAL_SEARCH_BAR (search); - regen_query (cal_search); -} - -/* menu_activated handler for the calendar search bar */ -static void -cal_search_bar_menu_activated (ESearchBar *search, int item) -{ - CalSearchBar *cal_search; - - cal_search = CAL_SEARCH_BAR (search); - - switch (item) { - case E_FILTERBAR_RESET_ID: - notify_sexp_changed (cal_search, "#t"); /* match all */ - /* FIXME: should we change the rest of the search bar so that - * the user sees that he selected "show all" instead of some - * type/text search combination? - */ - break; - - default: - g_assert_not_reached (); - } -} - - - -/* Callback used when an item is selected in the categories option menu */ -static void -categories_selection_done_cb (GtkMenuShell *menu_shell, gpointer data) -{ - CalSearchBar *cal_search; - const char *category; - - cal_search = CAL_SEARCH_BAR (data); - regen_query (cal_search); - - category = cal_search_bar_get_category (cal_search); - gtk_signal_emit (GTK_OBJECT (cal_search), cal_search_bar_signals[CATEGORY_CHANGED], - category); -} - -/* Creates the option menu of categories */ -static void -setup_categories_omenu (CalSearchBar *cal_search) -{ - CalSearchBarPrivate *priv; - GtkWidget *label; - - priv = cal_search->priv; - - priv->categories_omenu = GTK_OPTION_MENU (gtk_option_menu_new ()); - gtk_box_pack_end (GTK_BOX (cal_search), GTK_WIDGET (priv->categories_omenu), FALSE, FALSE, 0); - gtk_widget_show (GTK_WIDGET (priv->categories_omenu)); - - label = gtk_label_new (_("Category:")); - gtk_box_pack_end (GTK_BOX (cal_search), label, FALSE, FALSE, 4); - gtk_widget_show (label); -} - -/** - * cal_search_bar_construct: - * @cal_search: A calendar search bar. - * - * Constructs a calendar search bar by binding its menu and option items. - * - * Return value: The same value as @cal_search. - **/ -CalSearchBar * -cal_search_bar_construct (CalSearchBar *cal_search) -{ - g_return_val_if_fail (cal_search != NULL, NULL); - g_return_val_if_fail (IS_CAL_SEARCH_BAR (cal_search), NULL); - - e_search_bar_construct (E_SEARCH_BAR (cal_search), search_menu_items, search_option_items); - setup_categories_omenu (cal_search); - - return cal_search; -} - -/** - * cal_search_bar_new: - * - * Creates a new calendar search bar. - * - * Return value: A newly-created calendar search bar. You should connect to the - * "sexp_changed" signal to monitor changes in the generated sexps. - **/ -GtkWidget * -cal_search_bar_new (void) -{ - CalSearchBar *cal_search; - - cal_search = gtk_type_new (TYPE_CAL_SEARCH_BAR); - return GTK_WIDGET (cal_search_bar_construct (cal_search)); -} - -/* Callback used when a categories menu item is destroyed. We free its user - * data, which is the category string. - */ -static void -item_destroyed_cb (GtkObject *object, gpointer data) -{ - char *category; - - category = gtk_object_get_user_data (object); - g_assert (category != NULL); - - g_free (category); -} - -/** - * cal_search_bar_set_categories: - * @cal_search: A calendar search bar. - * @categories: Array of pointers to strings for the category names. - * - * Sets the list of categories that are to be shown in the drop-down list - * of a calendar search bar. The search bar will automatically add an item - * for "unfiled" components, that is, those that have no categories assigned - * to them. - **/ -void -cal_search_bar_set_categories (CalSearchBar *cal_search, GPtrArray *categories) -{ - CalSearchBarPrivate *priv; - GtkMenu *menu; - GtkWidget *item; - int i; - - g_return_if_fail (cal_search != NULL); - g_return_if_fail (IS_CAL_SEARCH_BAR (cal_search)); - g_return_if_fail (categories != NULL); - - priv = cal_search->priv; - - menu = GTK_MENU (gtk_menu_new ()); - gtk_signal_connect (GTK_OBJECT (menu), "selection_done", - GTK_SIGNAL_FUNC (categories_selection_done_cb), cal_search); - - /* All, Unmatched, separator items */ - - item = gtk_menu_item_new_with_label (_("All")); - gtk_object_set_user_data (GTK_OBJECT (item), (char *) 1); - gtk_menu_append (menu, item); - gtk_widget_show (item); - - item = gtk_menu_item_new_with_label (_("Unfiled")); - gtk_object_set_user_data (GTK_OBJECT (item), NULL); - gtk_menu_append (menu, item); - gtk_widget_show (item); - - if (categories->len > 0) { - item = gtk_menu_item_new (); - gtk_widget_set_sensitive (item, FALSE); - gtk_menu_append (menu, item); - gtk_widget_show (item); - } - - /* Categories items */ - - for (i = 0; i < categories->len; i++) { - char *str; - - /* FIXME: Put the category icons here */ - - str = e_utf8_to_gtk_string (GTK_WIDGET (menu), categories->pdata[i]); - if (!str) - continue; - - item = gtk_menu_item_new_with_label (str); - g_free (str); - - gtk_object_set_user_data (GTK_OBJECT (item), g_strdup (categories->pdata[i])); - gtk_signal_connect (GTK_OBJECT (item), "destroy", - GTK_SIGNAL_FUNC (item_destroyed_cb), - NULL); - - gtk_menu_append (menu, item); - gtk_widget_show (item); - } - - /* Set the new menu; the old one will be destroyed automatically */ - - gtk_option_menu_set_menu (priv->categories_omenu, GTK_WIDGET (menu)); -} - -/** - * cal_search_bar_get_category: - * @cal_search: A calendar search bar. - * - * Queries the currently selected category name in a calendar search bar. - * If "All" or "Unfiled" are selected, this function will return NULL. - * - * Return value: Name of the selected category, or NULL if there is no - * selected category. - **/ -const char * -cal_search_bar_get_category (CalSearchBar *cal_search) -{ - const char *category; - - category = get_current_category (cal_search); - - if (!category || category == (const char *) 1) - return NULL; - else - return category; -} |