diff options
Diffstat (limited to 'calendar/gui/cal-search-bar.c')
| -rw-r--r-- | calendar/gui/cal-search-bar.c | 513 |
1 files changed, 0 insertions, 513 deletions
diff --git a/calendar/gui/cal-search-bar.c b/calendar/gui/cal-search-bar.c deleted file mode 100644 index 477a6d91a7..0000000000 --- a/calendar/gui/cal-search-bar.c +++ /dev/null @@ -1,513 +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 version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * 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 <stdlib.h> -#include <string.h> -#include <glib.h> -#include <gtk/gtkmenu.h> -#include <gtk/gtkmenuitem.h> -#include <gtk/gtkoptionmenu.h> -#include <gtk/gtksignal.h> -#include <libgnome/gnome-i18n.h> -#include <gal/util/e-util.h> -#include "cal-search-bar.h" - - - -/* IDs and option items for the ESearchBar */ -enum { - SEARCH_ANY_FIELD_CONTAINS, - SEARCH_SUMMARY_CONTAINS, - SEARCH_DESCRIPTION_CONTAINS, - SEARCH_COMMENT_CONTAINS, - SEARCH_CATEGORY_IS, -}; - -static ESearchBarItem search_option_items[] = { - { N_("Any field contains"), SEARCH_ANY_FIELD_CONTAINS, NULL }, - { N_("Summary contains"), SEARCH_SUMMARY_CONTAINS, NULL }, - { N_("Description contains"), SEARCH_DESCRIPTION_CONTAINS, NULL }, - { N_("Comment contains"), SEARCH_COMMENT_CONTAINS, NULL }, - { N_("Category is"), SEARCH_CATEGORY_IS, NULL }, - { NULL, -1, NULL } -}; - -/* IDs for the categories suboptions */ -#define CATEGORIES_ALL 0 -#define CATEGORIES_UNMATCHED 1 -#define CATEGORIES_OFFSET 3 - -/* Private part of the CalSearchBar structure */ -struct CalSearchBarPrivate { - /* Array of categories */ - GPtrArray *categories; -}; - - - -static void cal_search_bar_class_init (CalSearchBarClass *class); -static void cal_search_bar_init (CalSearchBar *cal_search); -static void cal_search_bar_destroy (GtkObject *object); - -static void cal_search_bar_search_activated (ESearchBar *search); - -static ESearchBarClass *parent_class = NULL; - -/* Signal IDs */ -enum { - SEXP_CHANGED, - CATEGORY_CHANGED, - LAST_SIGNAL -}; - -static guint cal_search_bar_signals[LAST_SIGNAL] = { 0 }; - - - -E_MAKE_TYPE (cal_search_bar, "CalSearchBar", CalSearchBar, cal_search_bar_class_init, - cal_search_bar_init, E_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; - - parent_class = g_type_class_peek_parent (class); - - cal_search_bar_signals[SEXP_CHANGED] = - gtk_signal_new ("sexp_changed", - GTK_RUN_FIRST, - G_TYPE_FROM_CLASS (object_class), - 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, - G_TYPE_FROM_CLASS (object_class), - GTK_SIGNAL_OFFSET (CalSearchBarClass, category_changed), - gtk_marshal_NONE__STRING, - GTK_TYPE_NONE, 1, - GTK_TYPE_STRING); - - class->sexp_changed = NULL; - class->category_changed = NULL; - - e_search_bar_class->search_activated = cal_search_bar_search_activated; - - object_class->destroy = cal_search_bar_destroy; -} - -/* 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 = g_ptr_array_new (); - g_ptr_array_set_size (priv->categories, 0); -} - -/* Frees an array of categories */ -static void -free_categories (GPtrArray *categories) -{ - int i; - - for (i = 0; i < categories->len; i++) { - g_assert (categories->pdata[i] != NULL); - g_free (categories->pdata[i]); - } - - g_ptr_array_free (categories, TRUE); -} - -/* Destroy handler for the calendar search bar */ -static void -cal_search_bar_destroy (GtkObject *object) -{ - CalSearchBar *cal_search; - CalSearchBarPrivate *priv; - - g_return_if_fail (object != NULL); - g_return_if_fail (IS_CAL_SEARCH_BAR (object)); - - cal_search = CAL_SEARCH_BAR (object); - priv = cal_search->priv; - - if (priv) { - if (priv->categories) { - free_categories (priv->categories); - priv->categories = NULL; - } - - g_free (priv); - cal_search->priv = NULL; - } - - if (GTK_OBJECT_CLASS (parent_class)->destroy) - (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); -} - - - -/* 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; - int id, subid; - - priv = cal_search->priv; - - g_assert (priv->categories != NULL); - - id = e_search_bar_get_item_id (E_SEARCH_BAR (cal_search)); - if (id != SEARCH_CATEGORY_IS) - return NULL; - - subid = e_search_bar_get_subitem_id (E_SEARCH_BAR (cal_search)); - if (subid == CATEGORIES_ALL) - return (const char *) 1; - else if (subid == CATEGORIES_UNMATCHED) - return NULL; - else { - int i; - - i = subid - CATEGORIES_OFFSET; - g_assert (i >= 0 && i < priv->categories->len); - - return priv->categories->pdata[i]; - } -} - -/* Sets the query string to be (contains? "field" "text") */ -static void -notify_e_cal_view_contains (CalSearchBar *cal_search, const char *field) -{ - char *text; - char *sexp; - - 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! */ - - sexp = g_strdup_printf ("(contains? \"%s\" \"%s\")", field, text); - g_free (text); - - notify_sexp_changed (cal_search, sexp); - g_free (sexp); -} - -/* 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 the appropriate match for categories */ -static void -notify_category_is (CalSearchBar *cal_search) -{ - char *sexp; - - sexp = get_category_sexp (cal_search); - if (!sexp) - notify_sexp_changed (cal_search, "#t"); /* Match all */ - else - notify_sexp_changed (cal_search, sexp); - - if (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 id; - const char *category; - - priv = cal_search->priv; - - /* Fetch the data from the ESearchBar's entry widgets */ - - id = e_search_bar_get_item_id (E_SEARCH_BAR (cal_search)); - - /* Generate the different types of queries */ - - switch (id) { - case SEARCH_ANY_FIELD_CONTAINS: - notify_e_cal_view_contains (cal_search, "any"); - break; - - case SEARCH_SUMMARY_CONTAINS: - notify_e_cal_view_contains (cal_search, "summary"); - break; - - case SEARCH_DESCRIPTION_CONTAINS: - notify_e_cal_view_contains (cal_search, "description"); - break; - - case SEARCH_COMMENT_CONTAINS: - notify_e_cal_view_contains (cal_search, "comment"); - break; - - case SEARCH_CATEGORY_IS: - notify_category_is (cal_search); - - category = cal_search_bar_get_category (cal_search); - gtk_signal_emit (GTK_OBJECT (cal_search), cal_search_bar_signals[CATEGORY_CHANGED], - category); - break; - - default: - g_assert_not_reached (); - } -} - -/* search_activated handler for the calendar search bar */ -static void -cal_search_bar_search_activated (ESearchBar *search) -{ - CalSearchBar *cal_search; - - cal_search = CAL_SEARCH_BAR (search); - regen_query (cal_search); -} - - - -/* Creates the suboptions menu for the ESearchBar with the list of categories */ -static void -make_suboptions (CalSearchBar *cal_search) -{ - CalSearchBarPrivate *priv; - ESearchBarSubitem *subitems; - int i; - - priv = cal_search->priv; - - g_assert (priv->categories != NULL); - - /* Categories plus "all", "unmatched", separator, terminator */ - subitems = g_new (ESearchBarSubitem, priv->categories->len + 3 + 1); - - /* All, unmatched, separator */ - - subitems[0].text = _("Any Category"); - subitems[0].id = CATEGORIES_ALL; - subitems[0].translate = FALSE; - - subitems[1].text = _("Unmatched"); - subitems[1].id = CATEGORIES_UNMATCHED; - subitems[1].translate = FALSE; - - /* All the other items */ - - if (priv->categories->len > 0) { - subitems[2].text = NULL; /* separator */ - subitems[2].id = 0; - - for (i = 0; i < priv->categories->len; i++) { - const char *category; - char *str; - - category = priv->categories->pdata[i]; - str = g_strdup (category ? category : ""); - - subitems[i + CATEGORIES_OFFSET].text = str; - subitems[i + CATEGORIES_OFFSET].id = i + CATEGORIES_OFFSET; - subitems[i + CATEGORIES_OFFSET].translate = FALSE; - } - - subitems[i + CATEGORIES_OFFSET].id = -1; /* terminator */ - } else - subitems[2].id = -1; /* terminator */ - - e_search_bar_set_suboption (E_SEARCH_BAR (cal_search), SEARCH_CATEGORY_IS, subitems); - - /* Free the strings */ - for (i = 0; i < priv->categories->len; i++) - g_free (subitems[i + CATEGORIES_OFFSET].text); - - g_free (subitems); -} - -/** - * 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), NULL, search_option_items); - make_suboptions (cal_search); - - e_search_bar_set_ids (E_SEARCH_BAR (cal_search), SEARCH_CATEGORY_IS, CATEGORIES_ALL); - - 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 = g_object_new (TYPE_CAL_SEARCH_BAR, NULL); - return GTK_WIDGET (cal_search_bar_construct (cal_search)); -} - -/* Used from qsort() */ -static int -compare_categories_cb (const void *a, const void *b) -{ - const char **ca, **cb; - - ca = (const char **) a; - cb = (const char **) b; - - /* FIXME: should use some utf8 strcoll() thingy */ - return strcmp (*ca, *cb); -} - -/* Creates a sorted array of categories based on the original one; copies the - * string values. - */ -static GPtrArray * -sort_categories (GPtrArray *categories) -{ - GPtrArray *c; - int i; - - c = g_ptr_array_new (); - g_ptr_array_set_size (c, categories->len); - - for (i = 0; i < categories->len; i++) - c->pdata[i] = g_strdup (categories->pdata[i]); - - qsort (c->pdata, c->len, sizeof (gpointer), compare_categories_cb); - - return c; -} - -/** - * 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; - - 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; - - g_assert (priv->categories != NULL); - free_categories (priv->categories); - - priv->categories = sort_categories (categories); - make_suboptions (cal_search); -} - -/** - * 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; -} |