path: root/calendar/gncal-todo.c

/* To-do widget for gncal
 *
 * Copyright (C) 1998 The Free Software Foundation
 *
 * Author: Federico Mena <quartic@gimp.org>
 */

#include <string.h>
#include "gncal-todo.h"


static void gncal_todo_init (GncalTodo *todo);


guint
gncal_todo_get_type (void)
{
    static guint todo_type = 0;

    if (!todo_type) {
        GtkTypeInfo todo_info = {
            "GncalTodo",
            sizeof (GncalTodo),
            sizeof (GncalTodoClass),
            (GtkClassInitFunc) NULL,
            (GtkObjectInitFunc) gncal_todo_init,
            (GtkArgSetFunc) NULL,
            (GtkArgGetFunc) NULL
        };

        todo_type = gtk_type_unique (gtk_vbox_get_type (), &todo_info);
    }

    return todo_type;
}

static void
add_todo (GncalTodo *todo)
{
    /* FIXME */
}

static void
edit_todo (GncalTodo *todo)
{
    /* FIXME */
}

static void
delete_todo (GncalTodo *todo)
{
    /* FIXME */
}

static void
clist_row_selected (GtkCList *clist, gint row, gint column, GdkEventButton *event, GncalTodo *todo)
{
    if (!event)
        return;

    switch (event->button) {
    case 1:
        if (event->type == GDK_2BUTTON_PRESS)
            edit_todo (todo);
        break;

    case 3:
        /* FIXME: popup menu */
        break;

    default:
        break;
    }
}

static void
add_button_clicked (GtkWidget *widget, GncalTodo *todo)
{
    add_todo (todo);
}

static void
edit_button_clicked (GtkWidget *widget, GncalTodo *todo)
{
    edit_todo (todo);
}

static void
delete_button_clicked (GtkWidget *widget, GncalTodo *todo)
{
    delete_todo (todo);
}

static void
gncal_todo_init (GncalTodo *todo)
{
    char *titles[] = { _("Done"), _("Pri"), _("Summary") };
    GtkWidget *w;
    GtkWidget *hbox;

    gtk_box_set_spacing (GTK_BOX (todo), 4);

    /* Label */

    w = gtk_label_new (_("To-do list"));
    gtk_misc_set_alignment (GTK_MISC (w), 0.0, 0.5);
    gtk_box_pack_start (GTK_BOX (todo), w, FALSE, FALSE, 0);
    gtk_widget_show (w);

    /* Clist */

    w = gtk_clist_new_with_titles (3, titles);
    todo->clist = GTK_CLIST (w);

    gtk_clist_set_column_width (todo->clist, 0, 30); /* eek */
    gtk_clist_set_column_width (todo->clist, 1, 20); /* eek */
    gtk_clist_set_policy (todo->clist, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
    gtk_clist_set_selection_mode (todo->clist, GTK_SELECTION_BROWSE);

    gtk_signal_connect (GTK_OBJECT (todo->clist), "select_row",
                (GtkSignalFunc) clist_row_selected,
                todo);

    gtk_box_pack_start (GTK_BOX (todo), w, TRUE, TRUE, 0);
    gtk_widget_show (w);

    /* Box for buttons */

    hbox = gtk_hbox_new (TRUE, 4);
    gtk_box_pack_start (GTK_BOX (todo), hbox, FALSE, FALSE, 0);
    gtk_widget_show (hbox);

    /* Add */

    w = gtk_button_new_with_label (_("Add..."));
    gtk_signal_connect (GTK_OBJECT (w), "clicked",
                (GtkSignalFunc) add_button_clicked,
                todo);
    gtk_box_pack_start (GTK_BOX (hbox), w, TRUE, TRUE, 0);
    gtk_widget_show (w);

    /* Edit */

    w = gtk_button_new_with_label (_("Edit..."));
    todo->edit_button = w;
    gtk_widget_set_sensitive (w, FALSE);
    gtk_signal_connect (GTK_OBJECT (w), "clicked",
                (GtkSignalFunc) edit_button_clicked,
                todo);
    gtk_box_pack_start (GTK_BOX (hbox), w, TRUE, TRUE, 0);
    gtk_widget_show (w);

    /* Delete */

    w = gtk_button_new_with_label (_("Delete"));
    todo->delete_button = w;
    gtk_widget_set_sensitive (w, FALSE);
    gtk_signal_connect (GTK_OBJECT (w), "clicked",
                (GtkSignalFunc) delete_button_clicked,
                todo);
    gtk_box_pack_start (GTK_BOX (hbox), w, TRUE, TRUE, 0);
    gtk_widget_show (w);
}

GtkWidget *
gncal_todo_new (GnomeCalendar *calendar)
{
    GncalTodo *todo;

    g_return_val_if_fail (calendar != NULL, NULL);

    todo = gtk_type_new (gncal_todo_get_type ());

    todo->calendar = calendar;

    gncal_todo_update (todo, NULL, 0);

    return GTK_WIDGET (todo);
}

static void
insert_in_clist (GncalTodo *todo, iCalObject *ico)
{
    int i;
    char buf[20];
    char *text[3] = { NULL, NULL, ico->summary };
    iCalObject *row_ico;

    if (ico->priority == 0) {
        strcpy (buf, "?"); /* undefined priority */
        text[1] = buf;

        i = gtk_clist_append (todo->clist, text);
    } else {
        sprintf (buf, "%d", ico->priority);
        text[1] = buf;

        /* Find proper place in clist to insert object.  Objects are sorted by priority. */

        for (i = 0; i < todo->clist->rows; i++) {
            row_ico = gtk_clist_get_row_data (todo->clist, i);

            if (ico->priority >= row_ico->priority)
                break;
        }

        gtk_clist_insert (todo->clist, i, text);
    }

    /* Set the appropriate "done" icon and hook the object to the row */

    gtk_clist_set_row_data (todo->clist, i, ico);
}

void
gncal_todo_update (GncalTodo *todo, iCalObject *ico, int flags)
{
    GList *list;

    g_return_if_fail (todo != NULL);
    g_return_if_fail (GNCAL_IS_TODO (todo));

    gtk_clist_freeze (todo->clist);

    gtk_clist_clear (todo->clist);

    for (list = todo->calendar->cal->todo; list; list = list->next)
        insert_in_clist (todo, list->data);

    gtk_clist_thaw (todo->clist);

    gtk_widget_set_sensitive (todo->edit_button, (todo->clist->rows > 0));
    gtk_widget_set_sensitive (todo->delete_button, (todo->clist->rows > 0));
}