1 files changed, 461 insertions, 0 deletions
diff --git a/calendar/gui/dialogs/task-details-page.c b/calendar/gui/dialogs/task-details-page.c
new file mode 100644
index 0000000000..317f36dbe6
--- /dev/null
+++ b/calendar/gui/dialogs/task-details-page.c
@@ -0,0 +1,461 @@
+/* Evolution calendar - Main page of the task editor dialog
+ *
+ * Copyright (C) 2001 Ximian, Inc.
+ *
+ * Authors: Federico Mena-Quintero <federico@ximian.com>
+ *          Miguel de Icaza <miguel@ximian.com>
+ *          Seth Alves <alves@hungry.com>
+ *          JP Rosevear <jpr@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 <gtk/gtksignal.h>
+#include <gtk/gtktogglebutton.h>
+#include <glade/glade.h>
+#include <gal/widgets/e-unicode.h>
+#include <widgets/misc/e-dateedit.h>
+#include "e-util/e-dialog-widgets.h"
+#include "../widget-util.h"
+#include "comp-editor-util.h"
+#include "task-details-page.h"
+
+
+
+/* Private part of the TaskDetailsPage structure */
+struct _TaskDetailsPagePrivate {
+	/* Glade XML data */
+	GladeXML *xml;
+
+	/* Widgets from the Glade file */
+	GtkWidget *main;
+
+	GtkWidget *summary;
+	GtkWidget *date_time;
+	
+	GtkWidget *completed_date;
+	GtkWidget *url;
+
+	gboolean updating;
+};
+
+
+
+static void task_details_page_class_init (TaskDetailsPageClass *class);
+static void task_details_page_init (TaskDetailsPage *tdpage);
+static void task_details_page_destroy (GtkObject *object);
+
+static GtkWidget *task_details_page_get_widget (CompEditorPage *page);
+static void task_details_page_fill_widgets (CompEditorPage *page, CalComponent *comp);
+static void task_details_page_fill_component (CompEditorPage *page, CalComponent *comp);
+static void task_details_page_set_summary (CompEditorPage *page, const char *summary);
+static void task_details_page_set_dates (CompEditorPage *page, CompEditorPageDates *dates);
+
+static CompEditorPageClass *parent_class = NULL;
+
+
+
+/**
+ * task_details_page_get_type:
+ * 
+ * Registers the #TaskDetailsPage class if necessary, and returns the type ID
+ * associated to it.
+ * 
+ * Return value: The type ID of the #TaskDetailsPage class.
+ **/
+GtkType
+task_details_page_get_type (void)
+{
+	static GtkType task_details_page_type;
+
+	if (!task_details_page_type) {
+		static const GtkTypeInfo task_details_page_info = {
+			"TaskDetailsPage",
+			sizeof (TaskDetailsPage),
+			sizeof (TaskDetailsPageClass),
+			(GtkClassInitFunc) task_details_page_class_init,
+			(GtkObjectInitFunc) task_details_page_init,
+			NULL, /* reserved_1 */
+			NULL, /* reserved_2 */
+			(GtkClassInitFunc) NULL
+		};
+
+		task_details_page_type = 
+			gtk_type_unique (TYPE_COMP_EDITOR_PAGE,
+					 &task_details_page_info);
+	}
+
+	return task_details_page_type;
+}
+
+/* Class initialization function for the task page */
+static void
+task_details_page_class_init (TaskDetailsPageClass *class)
+{
+	CompEditorPageClass *editor_page_class;
+	GtkObjectClass *object_class;
+
+	editor_page_class = (CompEditorPageClass *) class;
+	object_class = (GtkObjectClass *) class;
+
+	parent_class = gtk_type_class (TYPE_COMP_EDITOR_PAGE);
+
+	editor_page_class->get_widget = task_details_page_get_widget;
+	editor_page_class->fill_widgets = task_details_page_fill_widgets;
+	editor_page_class->fill_component = task_details_page_fill_component;
+	editor_page_class->set_summary = task_details_page_set_summary;
+	editor_page_class->set_dates = task_details_page_set_dates;
+
+	object_class->destroy = task_details_page_destroy;
+}
+
+/* Object initialization function for the task page */
+static void
+task_details_page_init (TaskDetailsPage *tdpage)
+{
+	TaskDetailsPagePrivate *priv;
+
+	priv = g_new0 (TaskDetailsPagePrivate, 1);
+	tdpage->priv = priv;
+
+	priv->xml = NULL;
+
+	priv->main = NULL;
+	priv->summary = NULL;
+	priv->date_time = NULL;
+	priv->completed_date = NULL;
+	priv->url = NULL;
+
+	priv->updating = FALSE;
+}
+
+/* Destroy handler for the task page */
+static void
+task_details_page_destroy (GtkObject *object)
+{
+	TaskDetailsPage *tdpage;
+	TaskDetailsPagePrivate *priv;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (IS_TASK_DETAILS_PAGE (object));
+
+	tdpage = TASK_DETAILS_PAGE (object);
+	priv = tdpage->priv;
+
+	if (priv->xml) {
+		gtk_object_unref (GTK_OBJECT (priv->xml));
+		priv->xml = NULL;
+	}
+
+	g_free (priv);
+	tdpage->priv = NULL;
+
+	if (GTK_OBJECT_CLASS (parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+
+
+/* get_widget handler for the task page */
+static GtkWidget *
+task_details_page_get_widget (CompEditorPage *page)
+{
+	TaskDetailsPage *tdpage;
+	TaskDetailsPagePrivate *priv;
+
+	tdpage = TASK_DETAILS_PAGE (page);
+	priv = tdpage->priv;
+
+	return priv->main;
+}
+
+/* Fills the widgets with default values */
+static void
+clear_widgets (TaskDetailsPage *tdpage)
+{
+	TaskDetailsPagePrivate *priv;
+
+	priv = tdpage->priv;
+
+	/* Summary */
+	gtk_label_set_text (GTK_LABEL (priv->summary), "");
+
+	/* Start date */
+	gtk_label_set_text (GTK_LABEL (priv->date_time), "");
+
+	/* Date completed */
+	e_date_edit_set_time (E_DATE_EDIT (priv->completed_date), -1);
+
+	/* URL */
+	e_dialog_editable_set (priv->url, NULL);
+}
+
+/* fill_widgets handler for the task page */
+static void
+task_details_page_fill_widgets (CompEditorPage *page, CalComponent *comp)
+{
+	TaskDetailsPage *tdpage;
+	TaskDetailsPagePrivate *priv;
+	CalComponentText text;
+	const char *url;
+	CompEditorPageDates dates;
+	
+	tdpage = TASK_DETAILS_PAGE (page);
+	priv = tdpage->priv;
+
+	priv->updating = TRUE;
+	
+	/* Clean the screen */
+	clear_widgets (tdpage);
+	
+	/* Summary */
+	cal_component_get_summary (comp, &text);
+	task_details_page_set_summary (page, text.value);
+
+	/* Dates */
+	comp_editor_dates (&dates, comp);
+	task_details_page_set_dates (page, &dates);
+	
+	/* URL */
+	cal_component_get_url (comp, &url);
+	e_dialog_editable_set (priv->url, url);
+
+	priv->updating = FALSE;
+}
+
+/* fill_component handler for the task page */
+static void
+task_details_page_fill_component (CompEditorPage *page, CalComponent *comp)
+{
+	TaskDetailsPage *tdpage;
+	TaskDetailsPagePrivate *priv;
+	CalComponentDateTime date;
+	time_t t;
+	char *url;
+	
+	tdpage = TASK_DETAILS_PAGE (page);
+	priv = tdpage->priv;
+
+	/* Completed Date. */
+	date.value = g_new (struct icaltimetype, 1);
+	date.tzid = NULL;
+
+	t = e_date_edit_get_time (E_DATE_EDIT (priv->completed_date));
+	if (t != -1) {
+		*date.value = icaltime_from_timet (t, FALSE);
+		cal_component_set_completed (comp, date.value);
+	} else {
+		cal_component_set_completed (comp, NULL);
+	}
+
+	g_free (date.value);
+
+	/* URL. */
+	url = e_dialog_editable_get (priv->url);
+	cal_component_set_url (comp, url);
+	if (url)
+		g_free (url);
+}
+
+/* set_summary handler for the task page */
+static void
+task_details_page_set_summary (CompEditorPage *page, const char *summary)
+{
+	TaskDetailsPage *tdpage;
+	TaskDetailsPagePrivate *priv;
+	gchar *s;
+	
+	tdpage = TASK_DETAILS_PAGE (page);
+	priv = tdpage->priv;
+
+	s = e_utf8_to_gtk_string (priv->summary, summary);
+	gtk_label_set_text (GTK_LABEL (priv->summary), s);
+	g_free (s);
+}
+
+static void
+task_details_page_set_dates (CompEditorPage *page, CompEditorPageDates *dates)
+{
+	TaskDetailsPage *tdpage;
+	TaskDetailsPagePrivate *priv;
+
+	tdpage = TASK_DETAILS_PAGE (page);
+	priv = tdpage->priv;
+
+	comp_editor_date_label (dates, priv->date_time);
+}
+
+
+
+/* Gets the widgets from the XML file and returns if they are all available. */
+static gboolean
+get_widgets (TaskDetailsPage *tdpage)
+{
+	TaskDetailsPagePrivate *priv;
+
+	priv = tdpage->priv;
+
+#define GW(name) glade_xml_get_widget (priv->xml, name)
+
+	priv->main = GW ("task-details-page");
+	g_assert (priv->main);
+	gtk_widget_ref (priv->main);
+	gtk_widget_unparent (priv->main);
+
+	priv->summary = GW ("summary");
+	priv->date_time = GW ("date-time");
+
+	priv->completed_date = GW ("completed-date");
+	priv->url = GW ("url");
+
+#undef GW
+
+	return (priv->summary
+		&& priv->date_time
+		&& priv->completed_date
+		&& priv->url);
+}
+
+/* Callback used when the start or end date widgets change.  We check that the
+ * start date < end date and we set the "all day task" button as appropriate.
+ */
+static void
+date_changed_cb (EDateEdit *dedit, gpointer data)
+{
+	TaskDetailsPage *tdpage;
+	TaskDetailsPagePrivate *priv;
+	CompEditorPageDates dates;
+
+	tdpage = TASK_DETAILS_PAGE (data);
+	priv = tdpage->priv;
+
+	if (priv->updating)
+		return;
+
+	dates.start = 0;
+	dates.end = 0;
+	dates.due = 0;
+	dates.complete = e_date_edit_get_time (E_DATE_EDIT (priv->completed_date));
+	
+	/* Notify upstream */
+	comp_editor_page_notify_dates_changed (COMP_EDITOR_PAGE (tdpage), &dates);
+}
+
+/* This is called when any field is changed; it notifies upstream. */
+static void
+field_changed_cb (GtkWidget *widget, gpointer data)
+{
+	TaskDetailsPage *tdpage;
+	TaskDetailsPagePrivate *priv;
+	
+	tdpage = TASK_DETAILS_PAGE (data);
+	priv = tdpage->priv;
+	
+	if (!priv->updating)
+		comp_editor_page_notify_changed (COMP_EDITOR_PAGE (tdpage));
+}
+
+/* Hooks the widget signals */
+static void
+init_widgets (TaskDetailsPage *tdpage)
+{
+	TaskDetailsPagePrivate *priv;
+
+	priv = tdpage->priv;
+
+	/* Completed Date */
+	gtk_signal_connect (GTK_OBJECT (priv->completed_date), "changed",
+			    GTK_SIGNAL_FUNC (date_changed_cb), tdpage);
+
+	/* URL */
+	gtk_signal_connect (GTK_OBJECT (priv->url), "changed",
+			    GTK_SIGNAL_FUNC (field_changed_cb), tdpage);
+}
+
+
+
+/**
+ * task_details_page_construct:
+ * @tdpage: An task details page.
+ * 
+ * Constructs an task page by loading its Glade data.
+ * 
+ * Return value: The same object as @tdpage, or NULL if the widgets could not 
+ * be created.
+ **/
+TaskDetailsPage *
+task_details_page_construct (TaskDetailsPage *tdpage)
+{
+	TaskDetailsPagePrivate *priv;
+
+	priv = tdpage->priv;
+
+	priv->xml = glade_xml_new (EVOLUTION_GLADEDIR 
+				   "/task-details-page.glade", NULL);
+	if (!priv->xml) {
+		g_message ("task_details_page_construct(): "
+			   "Could not load the Glade XML file!");
+		return NULL;
+	}
+
+	if (!get_widgets (tdpage)) {
+		g_message ("task_details_page_construct(): "
+			   "Could not find all widgets in the XML file!");
+		return NULL;
+	}
+
+	init_widgets (tdpage);
+
+	return tdpage;
+}
+
+/**
+ * task_details_page_new:
+ * 
+ * Creates a new task details page.
+ * 
+ * Return value: A newly-created task details page, or NULL if the page could
+ * not be created.
+ **/
+TaskDetailsPage *
+task_details_page_new (void)
+{
+	TaskDetailsPage *tdpage;
+
+	tdpage = gtk_type_new (TYPE_TASK_DETAILS_PAGE);
+	if (!task_details_page_construct (tdpage)) {
+		gtk_object_unref (GTK_OBJECT (tdpage));
+		return NULL;
+	}
+
+	return tdpage;
+}
+
+GtkWidget *task_details_page_create_date_edit (void);
+
+GtkWidget *
+task_details_page_create_date_edit (void)
+{
+	GtkWidget *dedit;
+
+	dedit = date_edit_new (TRUE, TRUE);
+	e_date_edit_set_allow_no_date_set (E_DATE_EDIT (dedit), TRUE);
+
+	return dedit;
+}