/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ /* * Authors: * Hans Petter Jansson * * Copyright (C) 1999-2008 Novell, Inc. (www.novell.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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 * USA */ /* * ECalListView - display calendar events in an ETable. */ #ifdef HAVE_CONFIG_H #include #endif #include "e-cal-list-view.h" #include "ea-calendar.h" #include #include #include #include #include #include #include #include #include #include
#include
#include
#include
#include #include #include #include #include #include #include #include #include "e-cal-model-calendar.h" #include "e-cell-date-edit-text.h" #include "dialogs/delete-comp.h" #include "dialogs/delete-error.h" #include "dialogs/send-comp.h" #include "dialogs/cancel-comp.h" #include "dialogs/recur-comp.h" #include "comp-util.h" #include "itip-utils.h" #include "calendar-commands.h" #include "calendar-config.h" #include "goto.h" #include "misc.h" static void e_cal_list_view_destroy (GtkObject *object); static GList *e_cal_list_view_get_selected_events (ECalendarView *cal_view); static gboolean e_cal_list_view_get_selected_time_range (ECalendarView *cal_view, time_t *start_time, time_t *end_time); static gboolean e_cal_list_view_get_visible_time_range (ECalendarView *cal_view, time_t *start_time, time_t *end_time); static gboolean e_cal_list_view_popup_menu (GtkWidget *widget); static void e_cal_list_view_show_popup_menu (ECalListView *cal_list_view, gint row, GdkEvent *gdk_event); static gboolean e_cal_list_view_on_table_double_click (GtkWidget *table, gint row, gint col, GdkEvent *event, gpointer data); static gboolean e_cal_list_view_on_table_right_click (GtkWidget *table, gint row, gint col, GdkEvent *event, gpointer data); static void e_cal_list_view_cursor_change_cb (ETable *etable, gint row, gpointer data); G_DEFINE_TYPE (ECalListView, e_cal_list_view, E_TYPE_CALENDAR_VIEW) static void e_cal_list_view_class_init (ECalListViewClass *class) { GtkObjectClass *object_class; GtkWidgetClass *widget_class; ECalendarViewClass *view_class; object_class = (GtkObjectClass *) class; widget_class = (GtkWidgetClass *) class; view_class = (ECalendarViewClass *) class; /* Method override */ object_class->destroy = e_cal_list_view_destroy; widget_class->popup_menu = e_cal_list_view_popup_menu; view_class->get_selected_events = e_cal_list_view_get_selected_events; view_class->get_selected_time_range = e_cal_list_view_get_selected_time_range; view_class->get_visible_time_range = e_cal_list_view_get_visible_time_range; } static gint date_compare_cb (gconstpointer a, gconstpointer b) { ECellDateEditValue *dv1 = (ECellDateEditValue *) a; ECellDateEditValue *dv2 = (ECellDateEditValue *) b; struct icaltimetype tt; /* First check if either is NULL. NULL dates sort last. */ if (!dv1 || !dv2) { if (dv1 == dv2) return 0; else if (dv1) return -1; else return 1; } /* Copy the 2nd value and convert it to the same timezone as the first. */ tt = dv2->tt; icaltimezone_convert_time (&tt, dv2->zone, dv1->zone); /* Now we can compare them. */ return icaltime_compare (dv1->tt, tt); } static void e_cal_list_view_init (ECalListView *cal_list_view) { cal_list_view->query = NULL; cal_list_view->table_scrolled = NULL; cal_list_view->cursor_event = NULL; cal_list_view->set_table_id = 0; } /* Returns the current time, for the ECellDateEdit items. */ static struct tm get_current_time_cb (ECellDateEdit *ecde, gpointer data) { ECalListView *cal_list_view = data; icaltimezone *zone; struct tm tmp_tm = { 0 }; struct icaltimetype tt; zone = e_calendar_view_get_timezone (E_CALENDAR_VIEW (cal_list_view)); tt = icaltime_from_timet_with_zone (time (NULL), FALSE, zone); /* Now copy it to the struct tm and return it. */ tmp_tm.tm_year = tt.year - 1900; tmp_tm.tm_mon = tt.month - 1; tmp_tm.tm_mday = tt.day; tmp_tm.tm_hour = tt.hour; tmp_tm.tm_min = tt.minute; tmp_tm.tm_sec = tt.second; tmp_tm.tm_isdst = -1; return tmp_tm; } void e_cal_list_view_load_state (ECalListView *cal_list_view, gchar *filename) { struct stat st; g_return_if_fail (cal_list_view != NULL); g_return_if_fail (E_IS_CAL_LIST_VIEW (cal_list_view)); g_return_if_fail (filename != NULL); if (g_stat (filename, &st) == 0 && st.st_size > 0 && S_ISREG (st.st_mode)) e_table_load_state (e_table_scrolled_get_table (cal_list_view->table_scrolled), filename); } void e_cal_list_view_save_state (ECalListView *cal_list_view, gchar *filename) { g_return_if_fail (cal_list_view != NULL); g_return_if_fail (E_IS_CAL_LIST_VIEW (cal_list_view)); g_return_if_fail (filename != NULL); e_table_save_state (e_table_scrolled_get_table (cal_list_view->table_scrolled), filename); } static void setup_e_table (ECalListView *cal_list_view) { ECalModelCalendar *model; ETableExtras *extras; GList *strings; ECell *cell, *popup_cell; GnomeCanvas *canvas; GtkStyle *style; gchar *etspecfile; model = E_CAL_MODEL_CALENDAR (e_calendar_view_get_model (E_CALENDAR_VIEW (cal_list_view))); /* Create the header columns */ extras = e_table_extras_new(); /* Normal string fields */ cell = e_cell_text_new (NULL, GTK_JUSTIFY_LEFT); g_object_set (G_OBJECT (cell), "bg_color_column", E_CAL_MODEL_FIELD_COLOR, NULL); e_table_extras_add_cell (extras, "calstring", cell); /* Date fields */ cell = e_cell_date_edit_text_new (NULL, GTK_JUSTIFY_LEFT); g_object_set (G_OBJECT (cell), "bg_color_column", E_CAL_MODEL_FIELD_COLOR, NULL); popup_cell = e_cell_date_edit_new (); e_cell_popup_set_child (E_CELL_POPUP (popup_cell), cell); g_object_unref (cell); e_table_extras_add_cell (extras, "dateedit", popup_cell); cal_list_view->dates_cell = E_CELL_DATE_EDIT (popup_cell); gtk_widget_hide (E_CELL_DATE_EDIT (popup_cell)->none_button); e_cell_date_edit_set_get_time_callback (E_CELL_DATE_EDIT (popup_cell), get_current_time_cb, cal_list_view, NULL); /* Combo fields */ cell = e_cell_text_new (NULL, GTK_JUSTIFY_LEFT); g_object_set (G_OBJECT (cell), "bg_color_column", E_CAL_MODEL_FIELD_COLOR, "editable", FALSE, NULL); popup_cell = e_cell_combo_new (); e_cell_popup_set_child (E_CELL_POPUP (popup_cell), cell); g_object_unref (cell); strings = NULL; strings = g_list_append (strings, (char*) _("Public")); strings = g_list_append (strings, (char*) _("Private")); strings = g_list_append (strings, (char*) _("Confidential")); e_cell_combo_set_popdown_strings (E_CELL_COMBO (popup_cell), strings); e_table_extras_add_cell (extras, "classification", popup_cell); /* Sorting */ e_table_extras_add_compare (extras, "date-compare", date_compare_cb); /* Create table view */ etspecfile = g_build_filename (EVOLUTION_ETSPECDIR, "e-cal-list-view.etspec", NULL); cal_list_view->table_scrolled = E_TABLE_SCROLLED ( e_table_scrolled_new_from_spec_file (E_TABLE_MODEL (model), extras, etspecfile, NULL)); g_free (etspecfile); /* Make sure text is readable on top of our color coding */ canvas = GNOME_CANVAS (e_table_scrolled_get_table (cal_list_view->table_scrolled)->table_canvas); style = gtk_widget_get_style (GTK_WIDGET (canvas)); style->fg [GTK_STATE_SELECTED] = style->text [GTK_STATE_NORMAL]; style->fg [GTK_STATE_ACTIVE] = style->text [GTK_STATE_NORMAL]; gtk_widget_set_style (GTK_WIDGET (canvas), style); /* Connect signals */ g_signal_connect (e_table_scrolled_get_table (cal_list_view->table_scrolled), "double_click", G_CALLBACK (e_cal_list_view_on_table_double_click), cal_list_view); g_signal_connect (e_table_scrolled_get_table (cal_list_view->table_scrolled), "right-click", G_CALLBACK (e_cal_list_view_on_table_right_click), cal_list_view); g_signal_connect_after (e_table_scrolled_get_table (cal_list_view->table_scrolled), "cursor_change", G_CALLBACK (e_cal_list_view_cursor_change_cb), cal_list_view); /* Attach and show widget */ gtk_table_attach (GTK_TABLE (cal_list_view), GTK_WIDGET (cal_list_view->table_scrolled), 0, 2, 0, 2, GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL, 1, 1); gtk_widget_show (GTK_WIDGET (cal_list_view->table_scrolled)); } GtkWidget * e_cal_list_view_construct (ECalListView *cal_list_view) { setup_e_table (cal_list_view); return GTK_WIDGET (cal_list_view); } /** * e_cal_list_view_new: * @Returns: a new #ECalListView. * * Creates a new #ECalListView. **/ GtkWidget * e_cal_list_view_new (ECalModel *model) { ECalListView *cal_list_view; cal_list_view = g_object_new (e_cal_list_view_get_type (), "model", model, NULL); if (!e_cal_list_view_construct (cal_list_view)) { g_message (G_STRLOC ": Could not construct the calendar list GUI"); g_object_unref (cal_list_view); return NULL; } g_object_unref (model); return GTK_WIDGET (cal_list_view); } static void e_cal_list_view_destroy (GtkObject *object) { ECalListView *cal_list_view; cal_list_view = E_CAL_LIST_VIEW (object); if (cal_list_view->query) { g_signal_handlers_disconnect_matched (cal_list_view->query, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, cal_list_view); g_object_unref (cal_list_view->query); cal_list_view->query = NULL; } if (cal_list_view->set_table_id) { g_source_remove (cal_list_view->set_table_id); cal_list_view->set_table_id = 0; } if (cal_list_view->cursor_event) { g_free (cal_list_view->cursor_event); cal_list_view->cursor_event = NULL; } if (cal_list_view->table_scrolled) { gtk_widget_destroy (GTK_WIDGET (cal_list_view->table_scrolled)); cal_list_view->table_scrolled = NULL; } GTK_OBJECT_CLASS (e_cal_list_view_parent_class)->destroy (object); } static void e_cal_list_view_show_popup_menu (ECalListView *cal_list_view, gint row, GdkEvent *gdk_event) { GtkMenu *menu; menu = e_calendar_view_create_popup_menu (E_CALENDAR_VIEW (cal_list_view)); gtk_menu_popup(menu, NULL, NULL, NULL, NULL, gdk_event?gdk_event->button.button:0, gdk_event?gdk_event->button.time:gtk_get_current_event_time()); } static gboolean e_cal_list_view_popup_menu (GtkWidget *widget) { ECalListView *cal_list_view = E_CAL_LIST_VIEW (widget); e_cal_list_view_show_popup_menu (cal_list_view, -1, NULL); return TRUE; } static gboolean find_meeting (icalcomponent *icalcomp) { icalproperty *prop = NULL; prop = icalcomponent_get_first_property (icalcomp, ICAL_ATTENDEE_PROPERTY); return prop ? TRUE: FALSE; } static gboolean e_cal_list_view_on_table_double_click (GtkWidget *table, gint row, gint col, GdkEvent *event, gpointer data) { ECalListView *cal_list_view = E_CAL_LIST_VIEW (data); ECalModelComponent *comp_data; comp_data = e_cal_model_get_component_at (e_calendar_view_get_model (E_CALENDAR_VIEW (cal_list_view)), row); e_calendar_view_edit_appointment (E_CALENDAR_VIEW (cal_list_view), comp_data->client, comp_data->icalcomp, find_meeting (comp_data->icalcomp)); return TRUE; } static gboolean e_cal_list_view_on_table_right_click (GtkWidget *table, gint row, gint col, GdkEvent *event, gpointer data) { ECalListView *cal_list_view = E_CAL_LIST_VIEW (data); e_cal_list_view_show_popup_menu (cal_list_view, row, event); return TRUE; } static void e_cal_list_view_cursor_change_cb (ETable *etable, gint row, gpointer data) { ECalListView *cal_list_view = E_CAL_LIST_VIEW (data); g_signal_emit_by_name (cal_list_view, "selection_changed"); } static gboolean e_cal_list_view_get_selected_time_range (ECalendarView *cal_view, time_t *start_time, time_t *end_time) { GList *selected; icaltimezone *zone; selected = e_calendar_view_get_selected_events (cal_view); if (selected) { ECalendarViewEvent *event = (ECalendarViewEvent *) selected->data; ECalComponentDateTime dtstart, dtend; ECalComponent *comp; comp = e_cal_component_new (); e_cal_component_set_icalcomponent (comp, icalcomponent_new_clone (event->comp_data->icalcomp)); if (start_time) { e_cal_component_get_dtstart (comp, &dtstart); if (dtstart.tzid) { zone = icalcomponent_get_timezone (e_cal_component_get_icalcomponent (comp), dtstart.tzid); } else { zone = NULL; } *start_time = icaltime_as_timet_with_zone (*dtstart.value, zone); e_cal_component_free_datetime (&dtstart); } if (end_time) { e_cal_component_get_dtend (comp, &dtend); if (dtend.tzid) { zone = icalcomponent_get_timezone (e_cal_component_get_icalcomponent (comp), dtend.tzid); } else { zone = NULL; } *end_time = icaltime_as_timet_with_zone (*dtend.value, zone); e_cal_component_free_datetime (&dtend); } g_object_unref (comp); g_list_free (selected); return TRUE; } return FALSE; } static GList * e_cal_list_view_get_selected_events (ECalendarView *cal_view) { GList *event_list = NULL; gint cursor_row; if (E_CAL_LIST_VIEW (cal_view)->cursor_event) { g_free (E_CAL_LIST_VIEW (cal_view)->cursor_event); E_CAL_LIST_VIEW (cal_view)->cursor_event = NULL; } cursor_row = e_table_get_cursor_row (e_table_scrolled_get_table (E_CAL_LIST_VIEW (cal_view)->table_scrolled)); if (cursor_row >= 0) { ECalendarViewEvent *event; event = E_CAL_LIST_VIEW (cal_view)->cursor_event = g_new0 (ECalendarViewEvent, 1); event->comp_data = e_cal_model_get_component_at (e_calendar_view_get_model (cal_view), cursor_row); event_list = g_list_prepend (event_list, event); } return event_list; } static void adjust_range (icaltimetype icaltime, time_t *earliest, time_t *latest, gboolean *set) { time_t t; if (!icaltime_is_valid_time (icaltime)) return; t = icaltime_as_timet (icaltime); *earliest = MIN (*earliest, t); *latest = MAX (*latest, t); *set = TRUE; } /* NOTE: Time use for this function increases linearly with number of events. This is not * ideal, since it's used in a couple of places. We could probably be smarter about it, * and use do it less frequently... */ static gboolean e_cal_list_view_get_visible_time_range (ECalendarView *cal_view, time_t *start_time, time_t *end_time) { time_t earliest = G_MAXINT, latest = 0; gboolean set = FALSE; gint n_rows, i; n_rows = e_table_model_row_count (E_TABLE_MODEL (e_calendar_view_get_model (cal_view))); for (i = 0; i < n_rows; i++) { ECalModelComponent *comp; icalcomponent *icalcomp; comp = e_cal_model_get_component_at (e_calendar_view_get_model (cal_view), i); if (!comp) continue; icalcomp = comp->icalcomp; if (!icalcomp) continue; adjust_range (icalcomponent_get_dtstart (icalcomp), &earliest, &latest, &set); adjust_range (icalcomponent_get_dtend (icalcomp), &earliest, &latest, &set); } if (set) { *start_time = earliest; *end_time = latest; return TRUE; } return FALSE; } gboolean e_cal_list_view_get_range_shown (ECalListView *cal_list_view, GDate *start_date, gint *days_shown) { time_t first, last; GDate end_date; if (!e_cal_list_view_get_visible_time_range (E_CALENDAR_VIEW (cal_list_view), &first, &last)) return FALSE; time_to_gdate_with_zone (start_date, first, e_calendar_view_get_timezone (E_CALENDAR_VIEW (cal_list_view))); time_to_gdate_with_zone (&end_date, last, e_calendar_view_get_timezone (E_CALENDAR_VIEW (cal_list_view))); *days_shown = g_date_days_between (start_date, &end_date); return TRUE; }