1 files changed, 285 insertions, 0 deletions
diff --git a/calendar/gui/dialogs/goto-dialog.c b/calendar/gui/dialogs/goto-dialog.c
new file mode 100644
index 0000000000..282d5547ff
--- /dev/null
+++ b/calendar/gui/dialogs/goto-dialog.c
@@ -0,0 +1,285 @@
+/*
+ * Go to date dialog for Evolution
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) version 3.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <http://www.gnu.org/licenses/>
+ *
+ *
+ * Authors:
+ *		Federico Mena <federico@ximian.com>
+ *      JP Rosevear <jpr@ximian.com>
+ *
+ * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
+ * Copyright (C) 1998 Red Hat, Inc.
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <gtk/gtk.h>
+
+#include "goto-dialog.h"
+
+#include "e-util/e-util.h"
+#include "e-util/e-util-private.h"
+#include "calendar/gui/calendar-config.h"
+#include "calendar/gui/tag-calendar.h"
+
+typedef struct
+{
+	GtkBuilder *builder;
+	GtkWidget *dialog;
+
+	GtkWidget *month_combobox;
+	GtkWidget *year;
+	ECalendar *ecal;
+	GtkWidget *vbox;
+
+	GnomeCalendar *gcal;
+	gint year_val;
+	gint month_val;
+	gint day_val;
+
+} GoToDialog;
+
+static GoToDialog *dlg = NULL;
+
+/* Callback used when the year adjustment is changed */
+static void
+year_changed (GtkAdjustment *adj, gpointer data)
+{
+	GoToDialog *dlg = data;
+
+	dlg->year_val = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (dlg->year));
+	e_calendar_item_set_first_month (dlg->ecal->calitem, dlg->year_val, dlg->month_val);
+}
+
+/* Callback used when a month button is toggled */
+static void
+month_changed (GtkToggleButton *toggle, gpointer data)
+{
+	GoToDialog *dlg = data;
+
+	dlg->month_val = gtk_combo_box_get_active (GTK_COMBO_BOX (dlg->month_combobox));
+
+	e_calendar_item_set_first_month (dlg->ecal->calitem, dlg->year_val, dlg->month_val);
+}
+
+static void
+ecal_date_range_changed (ECalendarItem *calitem, gpointer user_data)
+{
+	GoToDialog *dlg = user_data;
+	ECalModel *model;
+	ECal *client;
+
+	model = gnome_calendar_get_model (dlg->gcal);
+	client = e_cal_model_get_default_client (model);
+	if (client)
+		tag_calendar_by_client (dlg->ecal, client);
+}
+
+/* Event handler for day groups in the month item.  A button press makes
+ * the calendar jump to the selected day and destroys the Go-to dialog box. */
+static void
+ecal_event (ECalendarItem *calitem, gpointer user_data)
+{
+	GoToDialog *dlg = user_data;
+	GDate start_date, end_date;
+	ECalModel *model;
+	struct icaltimetype tt = icaltime_null_time ();
+	icaltimezone *timezone;
+	time_t et;
+
+	model = gnome_calendar_get_model (dlg->gcal);
+	e_calendar_item_get_selection (calitem, &start_date, &end_date);
+	timezone = e_cal_model_get_timezone (model);
+
+	tt.year = g_date_get_year (&start_date);
+	tt.month = g_date_get_month (&start_date);
+	tt.day = g_date_get_day (&start_date);
+
+	et = icaltime_as_timet_with_zone (tt, timezone);
+
+	gnome_calendar_goto (dlg->gcal, et);
+
+	gtk_dialog_response (GTK_DIALOG (dlg->dialog), GTK_RESPONSE_NONE);
+}
+
+/* Returns the current time, for the ECalendarItem. */
+static struct tm
+get_current_time (ECalendarItem *calitem, gpointer data)
+{
+	icaltimezone *zone;
+	struct tm tmp_tm = { 0 };
+	struct icaltimetype tt;
+
+	/* Get the current timezone. */
+	zone = calendar_config_get_icaltimezone ();
+
+	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;
+}
+
+/* Creates the ecalendar */
+static void
+create_ecal (GoToDialog *dlg)
+{
+	ECalendarItem *calitem;
+
+	dlg->ecal = E_CALENDAR (e_calendar_new ());
+	calitem = dlg->ecal->calitem;
+
+	gnome_canvas_item_set (GNOME_CANVAS_ITEM (calitem),
+			"move_selection_when_moving", FALSE,
+			NULL);
+	e_calendar_item_set_display_popup (calitem, FALSE);
+	gtk_widget_show (GTK_WIDGET (dlg->ecal));
+	gtk_box_pack_start (GTK_BOX (dlg->vbox), GTK_WIDGET (dlg->ecal), TRUE, TRUE, 0);
+
+	e_calendar_item_set_first_month (calitem, dlg->year_val, dlg->month_val);
+	e_calendar_item_set_get_time_callback (calitem,
+					       get_current_time,
+					       dlg, NULL);
+
+	ecal_date_range_changed (calitem, dlg);
+}
+
+static void
+goto_today (GoToDialog *dlg)
+{
+	gnome_calendar_goto_today (dlg->gcal);
+}
+
+/* Gets the widgets from the XML file and returns if they are all available. */
+static gboolean
+get_widgets (GoToDialog *dlg)
+{
+	#define GW(name) e_builder_get_widget (dlg->builder, name)
+
+	dlg->dialog = GW ("goto-dialog");
+
+	dlg->month_combobox = GW ("month-combobox");
+	dlg->year = GW ("year");
+	dlg->vbox = GW ("vbox");
+
+	#undef GW
+
+	return (dlg->dialog
+		&& dlg->month_combobox
+		&& dlg->year
+		&& dlg->vbox);
+}
+
+static void
+goto_dialog_init_widgets (GoToDialog *dlg)
+{
+	GtkAdjustment *adj;
+
+	g_signal_connect (
+		dlg->month_combobox, "changed",
+		G_CALLBACK (month_changed), dlg);
+
+	adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (dlg->year));
+	g_signal_connect (
+		adj, "value_changed",
+		G_CALLBACK (year_changed), dlg);
+
+	g_signal_connect (
+		dlg->ecal->calitem, "date_range_changed",
+		G_CALLBACK (ecal_date_range_changed), dlg);
+	g_signal_connect (
+		dlg->ecal->calitem, "selection_changed",
+		G_CALLBACK (ecal_event), dlg);
+}
+
+/* Creates a "goto date" dialog and runs it */
+void
+goto_dialog (GtkWindow *parent, GnomeCalendar *gcal)
+{
+	ECalModel *model;
+	time_t start_time;
+	struct icaltimetype tt;
+	icaltimezone *timezone;
+	gint week_start_day;
+	gint b;
+
+	if (dlg) {
+		return;
+	}
+
+	dlg = g_new0 (GoToDialog, 1);
+
+	/* Load the content widgets */
+	dlg->builder = gtk_builder_new ();
+	e_load_ui_builder_definition (dlg->builder, "goto-dialog.ui");
+
+	if (!get_widgets (dlg)) {
+		g_message ("goto_dialog(): Could not find all widgets in the XML file!");
+		g_free (dlg);
+		return;
+	}
+	dlg->gcal = gcal;
+
+	model = gnome_calendar_get_model (gcal);
+	timezone = e_cal_model_get_timezone (model);
+	e_cal_model_get_time_range (model, &start_time, NULL);
+	tt = icaltime_from_timet_with_zone (start_time, FALSE, timezone);
+	dlg->year_val = tt.year;
+	dlg->month_val = tt.month - 1;
+	dlg->day_val = tt.day;
+
+	gtk_combo_box_set_active (GTK_COMBO_BOX (dlg->month_combobox), dlg->month_val);
+	gtk_spin_button_set_value (GTK_SPIN_BUTTON (dlg->year), dlg->year_val);
+
+	create_ecal (dlg);
+
+	goto_dialog_init_widgets (dlg);
+
+	gtk_window_set_transient_for (GTK_WINDOW (dlg->dialog), parent);
+
+	/* set initial selection to current day */
+
+	dlg->ecal->calitem->selection_set = TRUE;
+	dlg->ecal->calitem->selection_start_month_offset = 0;
+	dlg->ecal->calitem->selection_start_day = tt.day;
+	dlg->ecal->calitem->selection_end_month_offset = 0;
+	dlg->ecal->calitem->selection_end_day = tt.day;
+
+	/* Set week_start_day. Convert it to 0 (Mon) to 6 (Sun), which is what we use. */
+	week_start_day = e_cal_model_get_week_start_day (model);
+	dlg->ecal->calitem->week_start_day = (week_start_day + 6) % 7;
+
+	gnome_canvas_item_grab_focus (GNOME_CANVAS_ITEM (dlg->ecal->calitem));
+
+	b = gtk_dialog_run (GTK_DIALOG (dlg->dialog));
+	gtk_widget_destroy (dlg->dialog);
+
+	if (b == 0)
+		goto_today (dlg);
+
+	g_object_unref (dlg->builder);
+	g_free (dlg);
+	dlg = NULL;
+}