/* Evolution calendar - alarm notification dialog * * Copyright (C) 2000 Ximian, Inc. * Copyright (C) 2001 Ximian, Inc. * * Author: Federico Mena-Quintero * * 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. */ #include #include #include #include #include #include #include #include #if 0 # include #endif #include #include #include #include #include #include #include "cal-util/timeutil.h" #include "alarm-notify-dialog.h" #include "config-data.h" GtkWidget *make_html_display (gchar *widget_name, char *s1, char *s2, int scroll, int shadow); /* The useful contents of the alarm notify dialog */ typedef struct { GladeXML *xml; GtkWidget *dialog; GtkWidget *close; GtkWidget *snooze; GtkWidget *edit; GtkWidget *heading; GtkWidget *message; GtkWidget *snooze_time; GtkWidget *html; AlarmNotifyFunc func; gpointer func_data; } AlarmNotify; /* Callback used when the notify dialog is destroyed */ static void dialog_destroy_cb (GtkObject *object, gpointer data) { AlarmNotify *an; an = data; g_object_unref (an->xml); g_free (an); } /* Delete_event handler for the alarm notify dialog */ static gint delete_event_cb (GtkWidget *widget, GdkEvent *event, gpointer data) { AlarmNotify *an; an = data; g_assert (an->func != NULL); (* an->func) (ALARM_NOTIFY_CLOSE, -1, an->func_data); gtk_widget_destroy (widget); return TRUE; } /* Callback for the close button */ static void close_clicked_cb (GtkWidget *widget, gpointer data) { AlarmNotify *an; an = data; g_assert (an->func != NULL); (* an->func) (ALARM_NOTIFY_CLOSE, -1, an->func_data); gtk_widget_destroy (an->dialog); } /* Callback for the snooze button */ static void snooze_clicked_cb (GtkWidget *widget, gpointer data) { AlarmNotify *an; int snooze_time; an = data; g_assert (an->func != NULL); snooze_time = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (an->snooze_time)); (* an->func) (ALARM_NOTIFY_SNOOZE, snooze_time, an->func_data); gtk_widget_destroy (an->dialog); } /* Callback for the edit button */ static void edit_clicked_cb (GtkWidget *widget, gpointer data) { AlarmNotify *an; an = data; g_assert (an->func != NULL); (* an->func) (ALARM_NOTIFY_EDIT, -1, an->func_data); gtk_widget_destroy (an->dialog); } static void url_requested_cb (GtkHTML *html, const char *url, GtkHTMLStream *stream, gpointer data) { if (!strncmp ("file:///", url, strlen ("file:///"))) { FILE *fp; const char *filename = url + strlen ("file://"); char buf[4096]; size_t len; fp = fopen (filename, "r"); if (fp == NULL) { g_warning ("Error opening image: %s\n", url); gtk_html_stream_close (stream, GTK_HTML_STREAM_ERROR); return; } while ((len = fread (buf, 1, sizeof(buf), fp)) > 0) gtk_html_stream_write (stream, buf, len); if (feof (fp)) { fclose (fp); gtk_html_stream_close (stream, GTK_HTML_STREAM_OK); return; } fclose (fp); } g_warning ("Error loading image"); gtk_html_stream_close (stream, GTK_HTML_STREAM_ERROR); return; } GtkWidget * make_html_display (gchar *widget_name, char *s1, char *s2, int scroll, int shadow) { GtkWidget *html, *frame; gtk_widget_push_colormap (gdk_rgb_get_colormap ()); html = gtk_html_new(); gtk_html_set_default_content_type (GTK_HTML (html), "charset=utf-8"); gtk_html_load_empty (GTK_HTML (html)); g_signal_connect (html, "url_requested", G_CALLBACK (url_requested_cb), NULL); gtk_widget_pop_colormap(); frame = e_scroll_frame_new(NULL, NULL); e_scroll_frame_set_policy(E_SCROLL_FRAME(frame), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); e_scroll_frame_set_shadow_type (E_SCROLL_FRAME (frame), GTK_SHADOW_IN); gtk_widget_set_size_request (frame, 300, 200); gtk_container_add(GTK_CONTAINER (frame), html); gtk_widget_show_all(frame); g_object_set_data (G_OBJECT (frame), "html", html); return frame; } static void write_times (GtkHTMLStream *stream, char *start, char *end) { if (start) gtk_html_stream_printf (stream, "%s %s
", _("Starting:"), start); if (end) gtk_html_stream_printf (stream, "%s %s
", _("Ending:"), end); } /* Converts a time_t to a string, relative to the specified timezone */ static char * timet_to_str_with_zone (time_t t, icaltimezone *zone) { struct icaltimetype itt; struct tm tm; char buf[256]; if (t == -1) return g_strdup (_("invalid time")); itt = icaltime_from_timet_with_zone (t, FALSE, zone); tm = icaltimetype_to_tm (&itt); e_time_format_date_and_time (&tm, config_data_get_24_hour_format (), FALSE, FALSE, buf, sizeof (buf)); return g_strdup (buf); } /* Creates a heading for the alarm notification dialog */ static void write_html_heading (GtkHTMLStream *stream, const char *message, CalComponentVType vtype, time_t occur_start, time_t occur_end) { char *buf; char *start, *end; char *bg_path = "file://" EVOLUTION_ICONSDIR "/bcg.png"; char *image_path = "file://" EVOLUTION_ICONSDIR "/alarm.png"; icaltimezone *current_zone; /* Stringize the times */ current_zone = config_data_get_timezone (); buf = timet_to_str_with_zone (occur_start, current_zone); start = e_utf8_from_locale_string (buf); g_free (buf); buf = timet_to_str_with_zone (occur_end, current_zone); end = e_utf8_from_locale_string (buf); g_free (buf); /* Write the header */ gtk_html_stream_printf (stream, "" "" "" "" "" "" "

%s

", bg_path, image_path, _("Evolution Alarm")); gtk_html_stream_printf (stream, "

%s

", message); /* Write the times */ switch (vtype) { case CAL_COMPONENT_EVENT: write_times (stream, start, end); break; case CAL_COMPONENT_TODO: write_times (stream, start, end); break; default: /* Only VEVENTs and VTODOs can have alarms */ g_assert_not_reached (); break; } g_free (start); g_free (end); } /** * alarm_notify_dialog: * @trigger: Trigger time for the alarm. * @occur_start: Start of occurrence time for the event. * @occur_end: End of occurrence time for the event. * @vtype: Type of the component which corresponds to the alarm. * @message; Message to display in the dialog; usually comes from the component. * @func: Function to be called when a dialog action is invoked. * @func_data: Closure data for @func. * * Runs the alarm notification dialog. The specified @func will be used to * notify the client about result of the actions in the dialog. * * Return value: TRUE on success, FALSE if the dialog could not be created. **/ gboolean alarm_notify_dialog (time_t trigger, time_t occur_start, time_t occur_end, CalComponentVType vtype, const char *message, AlarmNotifyFunc func, gpointer func_data) { AlarmNotify *an; GtkHTMLStream *stream; icaltimezone *current_zone; char *buf, *title; g_return_val_if_fail (trigger != -1, FALSE); /* Only VEVENTs or VTODOs can have alarms */ g_return_val_if_fail (vtype == CAL_COMPONENT_EVENT || vtype == CAL_COMPONENT_TODO, FALSE); g_return_val_if_fail (message != NULL, FALSE); g_return_val_if_fail (func != NULL, FALSE); an = g_new0 (AlarmNotify, 1); an->func = func; an->func_data = func_data; an->xml = glade_xml_new (EVOLUTION_GLADEDIR "/alarm-notify.glade", NULL, NULL); if (!an->xml) { g_message ("alarm_notify_dialog(): Could not load the Glade XML file!"); g_free (an); return FALSE; } an->dialog = glade_xml_get_widget (an->xml, "alarm-notify"); an->close = glade_xml_get_widget (an->xml, "close"); an->snooze = glade_xml_get_widget (an->xml, "snooze"); an->edit = glade_xml_get_widget (an->xml, "edit"); an->heading = glade_xml_get_widget (an->xml, "heading"); an->message = glade_xml_get_widget (an->xml, "message"); an->snooze_time = glade_xml_get_widget (an->xml, "snooze-time"); an->html = g_object_get_data (G_OBJECT (glade_xml_get_widget (an->xml, "frame")), "html"); if (!(an->dialog && an->close && an->snooze && an->edit && an->heading && an->message && an->snooze_time)) { g_message ("alarm_notify_dialog(): Could not find all widgets in Glade file!"); g_object_unref (an->xml); g_free (an); return FALSE; } g_signal_connect (an->dialog, "destroy", G_CALLBACK (dialog_destroy_cb), an); /* Title */ current_zone = config_data_get_timezone (); buf = timet_to_str_with_zone (trigger, current_zone); title = g_strdup_printf (_("Alarm on %s"), buf); g_free (buf); gtk_window_set_title (GTK_WINDOW (an->dialog), title); g_free (title); /* html heading */ stream = gtk_html_begin (GTK_HTML (an->html)); write_html_heading (stream, message, vtype, occur_start, occur_end); gtk_html_stream_close (stream, GTK_HTML_STREAM_OK); /* Connect actions */ g_signal_connect (an->dialog, "delete_event", G_CALLBACK (delete_event_cb), an); g_signal_connect (an->close, "clicked", G_CALLBACK (close_clicked_cb), an); g_signal_connect (an->snooze, "clicked", G_CALLBACK (snooze_clicked_cb), an); g_signal_connect (an->edit, "clicked", G_CALLBACK (edit_clicked_cb), an); /* Run! */ if (!GTK_WIDGET_REALIZED (an->dialog)) gtk_widget_realize (an->dialog); #if 0 gnome_win_hints_set_state (an->dialog, WIN_STATE_STICKY); gnome_win_hints_set_layer (an->dialog, WIN_LAYER_ONTOP); gnome_window_icon_set_from_file (GTK_WINDOW (an->dialog), EVOLUTION_ICONSDIR "/alarm.png"); #endif gtk_widget_show (an->dialog); return TRUE; }