path: root/calendar/gui/e-memo-table.c

/*
 * 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:
 *      Damon Chaplin <damon@ximian.com>
 *      Rodrigo Moya <rodrigo@ximian.com>
 *      Nathan Owens <pianocomp81@yahoo.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

/*
 * EMemoTable - displays the ECalComponent objects in a table (an ETable).
 * Used for memos.
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <sys/stat.h>
#include <unistd.h>
#include <glib/gi18n.h>
#include <glib/gstdio.h>
#include <gdk/gdkkeysyms.h>
#include <widgets/misc/e-gui-utils.h>
#include <table/e-cell-checkbox.h>
#include <table/e-cell-toggle.h>
#include <table/e-cell-text.h>
#include <table/e-cell-combo.h>
#include <e-util/e-dialog-utils.h>
#include <widgets/misc/e-cell-date-edit.h>
#include <widgets/misc/e-cell-percent.h>

#include "calendar-config.h"
#include "dialogs/delete-comp.h"
#include "dialogs/delete-error.h"
#include "dialogs/memo-editor.h"
#include "e-cal-model-memos.h"
#include "e-memo-table.h"
#include "e-cell-date-edit-text.h"
#include "e-comp-editor-registry.h"
#include "print.h"
#include <e-util/e-icon-factory.h>
#include <e-util/e-util-private.h>
#include "e-cal-popup.h"
#include "e-calendar-table.h"

enum TargetType{
    TARGET_TYPE_VCALENDAR
};

static GtkTargetEntry target_types[] = {
    { (gchar *) "text/x-calendar", 0, TARGET_TYPE_VCALENDAR },
    { (gchar *) "text/calendar",   0, TARGET_TYPE_VCALENDAR }
};

static guint n_target_types = G_N_ELEMENTS (target_types);


extern ECompEditorRegistry *comp_editor_registry;

static void e_memo_table_destroy        (GtkObject  *object);

static void e_memo_table_on_double_click    (ETable     *table,
                         gint        row,
                         gint        col,
                         GdkEvent   *event,
                         EMemoTable *memo_table);
static gint e_memo_table_show_popup_menu        (ETable *table,
                         GdkEvent *gdk_event,
                         EMemoTable *memo_table);

static gint e_memo_table_on_right_click     (ETable     *table,
                         gint        row,
                         gint        col,
                         GdkEvent       *event,
                         EMemoTable *memo_table);
static gboolean e_memo_table_on_popup_menu      (GtkWidget *widget,
                         gpointer data);

static gint e_memo_table_on_key_press       (ETable     *table,
                         gint        row,
                         gint        col,
                         GdkEventKey    *event,
                         EMemoTable *memo_table);
static struct tm e_memo_table_get_current_time (ECellDateEdit *ecde, gpointer data);

static ECalModelComponent *get_selected_comp (EMemoTable *memo_table);
static void open_memo (EMemoTable *memo_table, ECalModelComponent *comp_data);

/* Signal IDs */
enum {
    USER_CREATED,
    LAST_SIGNAL
};

static guint signals[LAST_SIGNAL] = { 0 };

/* The icons to represent the task. */
#define E_MEMO_MODEL_NUM_ICONS  2
static const gchar * icon_names[E_MEMO_MODEL_NUM_ICONS] = {
    "stock_notes", "stock_insert-note"
};
static GdkPixbuf* icon_pixbufs[E_MEMO_MODEL_NUM_ICONS] = { NULL };

static GdkAtom clipboard_atom = GDK_NONE;

G_DEFINE_TYPE (EMemoTable, e_memo_table, GTK_TYPE_TABLE)


static void
e_memo_table_class_init (EMemoTableClass *klass)
{
    GtkObjectClass *object_class;

    object_class = (GtkObjectClass *) klass;

    /* Method override */
    object_class->destroy       = e_memo_table_destroy;

    signals[USER_CREATED] =
        g_signal_new ("user_created",
                  G_TYPE_FROM_CLASS (klass),
                  G_SIGNAL_RUN_LAST,
                  G_STRUCT_OFFSET (EMemoTableClass, user_created),
                  NULL, NULL,
                  g_cclosure_marshal_VOID__VOID,
                  G_TYPE_NONE, 0);

    /* clipboard atom */
    if (!clipboard_atom)
        clipboard_atom = gdk_atom_intern ("CLIPBOARD", FALSE);
}

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
row_appended_cb (ECalModel *model, EMemoTable *memo_table)
{
    g_signal_emit (memo_table, signals[USER_CREATED], 0);
}

static gboolean
query_tooltip_cb (GtkWidget *widget, gint x, gint y, gboolean keyboard_mode, GtkTooltip *tooltip, gpointer user_data)
{
    EMemoTable *memo_table;

    g_return_val_if_fail (E_IS_MEMO_TABLE (user_data), FALSE);

    memo_table = E_MEMO_TABLE (user_data);

    return ec_query_tooltip (widget, x, y, keyboard_mode, tooltip, GTK_WIDGET (e_memo_table_get_table (memo_table)), memo_table->model);
}

static void
e_memo_table_init (EMemoTable *memo_table)
{
    GtkWidget *table;
    ETable *e_table;
    ECell *cell, *popup_cell;
    ETableExtras *extras;
    gint i;
    AtkObject *a11y;
    gchar *etspecfile;

    /* Create the model */

    memo_table->model = (ECalModel *) e_cal_model_memos_new ();
    g_signal_connect (memo_table->model, "row_appended", G_CALLBACK (row_appended_cb), memo_table);

    memo_table->user_created_cal = NULL;

    /* 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);
    memo_table->dates_cell = E_CELL_DATE_EDIT (popup_cell);

    e_cell_date_edit_set_get_time_callback (E_CELL_DATE_EDIT (popup_cell),
                        e_memo_table_get_current_time,
                        memo_table, NULL);

    /* Sorting */
    e_table_extras_add_compare (extras, "date-compare",
                    date_compare_cb);

    /* Create pixmaps */

    if (!icon_pixbufs[0])
        for (i = 0; i < E_MEMO_MODEL_NUM_ICONS; i++) {
            icon_pixbufs[i] = e_icon_factory_get_icon (icon_names[i], GTK_ICON_SIZE_MENU);
        }

    cell = e_cell_toggle_new (0, E_MEMO_MODEL_NUM_ICONS, icon_pixbufs);
    e_table_extras_add_cell(extras, "icon", cell);
    e_table_extras_add_pixbuf(extras, "icon", icon_pixbufs[0]);

    /* Create the table */

    etspecfile = g_build_filename (EVOLUTION_ETSPECDIR,
                       "e-memo-table.etspec",
                       NULL);
    table = e_table_scrolled_new_from_spec_file (E_TABLE_MODEL (memo_table->model),
                             extras,
                             etspecfile,
                             NULL);
    g_free (etspecfile);

    /* FIXME: this causes a message from GLib about 'extras' having only a floating
       reference */
    /* g_object_unref (extras); */

    memo_table->etable = table;
    gtk_table_attach (GTK_TABLE (memo_table), table, 0, 1, 0, 1,
              GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL, 0, 0);
    gtk_widget_show (table);


    e_table = e_table_scrolled_get_table (E_TABLE_SCROLLED (table));
    g_signal_connect (e_table, "double_click", G_CALLBACK (e_memo_table_on_double_click), memo_table);
    g_signal_connect (e_table, "right_click", G_CALLBACK (e_memo_table_on_right_click), memo_table);
    g_signal_connect (e_table, "key_press", G_CALLBACK (e_memo_table_on_key_press), memo_table);
    g_signal_connect (e_table, "popup_menu", G_CALLBACK (e_memo_table_on_popup_menu), memo_table);
    g_signal_connect (e_table, "query-tooltip", G_CALLBACK (query_tooltip_cb), memo_table);
    gtk_widget_set_has_tooltip (GTK_WIDGET (e_table), TRUE);

    a11y = gtk_widget_get_accessible (GTK_WIDGET(e_table));
    if (a11y)
        atk_object_set_name (a11y, _("Memos"));
}


/**
 * e_memo_table_new:
 * @Returns: a new #EMemoTable.
 *
 * Creates a new #EMemoTable.
 **/
GtkWidget *
e_memo_table_new (void)
{
    GtkWidget *memo_table;

    memo_table = GTK_WIDGET (g_object_new (e_memo_table_get_type (), NULL));

    return memo_table;
}


/**
 * e_memo_table_get_model:
 * @memo_table: A calendar table.
 *
 * Queries the calendar data model that a calendar table is using.
 *
 * Return value: A memo model.
 **/
ECalModel *
e_memo_table_get_model (EMemoTable *memo_table)
{
    g_return_val_if_fail (memo_table != NULL, NULL);
    g_return_val_if_fail (E_IS_MEMO_TABLE (memo_table), NULL);

    return memo_table->model;
}


static void
e_memo_table_destroy (GtkObject *object)
{
    EMemoTable *memo_table;

    memo_table = E_MEMO_TABLE (object);

    if (memo_table->model) {
        g_object_unref (memo_table->model);
        memo_table->model = NULL;
    }

    GTK_OBJECT_CLASS (e_memo_table_parent_class)->destroy (object);
}

/**
 * e_memo_table_get_table:
 * @memo_table: A calendar table.
 *
 * Queries the #ETable widget that the calendar table is using.
 *
 * Return value: The #ETable widget that the calendar table uses to display its
 * data.
 **/
ETable *
e_memo_table_get_table (EMemoTable *memo_table)
{
    g_return_val_if_fail (memo_table != NULL, NULL);
    g_return_val_if_fail (E_IS_MEMO_TABLE (memo_table), NULL);

    return e_table_scrolled_get_table (E_TABLE_SCROLLED (memo_table->etable));
}

void
e_memo_table_open_selected (EMemoTable *memo_table)
{
    ECalModelComponent *comp_data;

    comp_data = get_selected_comp (memo_table);
    if (comp_data != NULL)
        open_memo (memo_table, comp_data);
}

/* Used from e_table_selected_row_foreach(); puts the selected row number in an
 * gint pointed to by the closure data.
 */
static void
get_selected_row_cb (gint model_row, gpointer data)
{
    gint *row;

    row = data;
    *row = model_row;
}

/*
 * Returns the component that is selected in the table; only works if there is
 * one and only one selected row.
 */
static ECalModelComponent *
get_selected_comp (EMemoTable *memo_table)
{
    ETable *etable;
    gint row;

    etable = e_table_scrolled_get_table (E_TABLE_SCROLLED (memo_table->etable));
    if (e_table_selected_count (etable) != 1)
        return NULL;

    row = -1;
    e_table_selected_row_foreach (etable,
                      get_selected_row_cb,
                      &row);
    g_return_val_if_fail (row != -1, NULL);

    return e_cal_model_get_component_at (memo_table->model, row);
}

struct get_selected_uids_closure {
    EMemoTable *memo_table;
    GSList *objects;
};

/* Used from e_table_selected_row_foreach(), builds a list of the selected UIDs */
static void
add_uid_cb (gint model_row, gpointer data)
{
    struct get_selected_uids_closure *closure;
    ECalModelComponent *comp_data;

    closure = data;

    comp_data = e_cal_model_get_component_at (closure->memo_table->model, model_row);

    closure->objects = g_slist_prepend (closure->objects, comp_data);
}

static GSList *
get_selected_objects (EMemoTable *memo_table)
{
    struct get_selected_uids_closure closure;
    ETable *etable;

    closure.memo_table = memo_table;
    closure.objects = NULL;

    etable = e_table_scrolled_get_table (E_TABLE_SCROLLED (memo_table->etable));
    e_table_selected_row_foreach (etable, add_uid_cb, &closure);

    return closure.objects;
}

/* Deletes all of the selected components in the table */
static void
delete_selected_components (EMemoTable *memo_table)
{
    GSList *objs, *l;

    objs = get_selected_objects (memo_table);

    e_memo_table_set_status_message (memo_table, _("Deleting selected objects"));

    for (l = objs; l; l = l->next) {
        ECalModelComponent *comp_data = (ECalModelComponent *) l->data;
        GError *error = NULL;

        e_cal_remove_object (comp_data->client,
                     icalcomponent_get_uid (comp_data->icalcomp), &error);
        delete_error_dialog (error, E_CAL_COMPONENT_JOURNAL);
        g_clear_error (&error);
    }

    e_memo_table_set_status_message (memo_table, NULL);

    g_slist_free (objs);
}

/**
 * e_memo_table_get_selected:
 * @memo_table:
 *
 * Get the currently selected ECalModelComponent's on the table.
 *
 * Return value: A GSList of the components, which should be
 * g_slist_free'd when finished with.
 **/
GSList *
e_memo_table_get_selected (EMemoTable *memo_table)
{
    return get_selected_objects(memo_table);
}

/**
 * e_memo_table_delete_selected:
 * @memo_table: A memo table.
 *
 * Deletes the selected components in the table; asks the user first.
 **/
void
e_memo_table_delete_selected (EMemoTable *memo_table)
{
    ETable *etable;
    gint n_selected;
    ECalModelComponent *comp_data;
    ECalComponent *comp = NULL;

    g_return_if_fail (memo_table != NULL);
    g_return_if_fail (E_IS_MEMO_TABLE (memo_table));

    etable = e_table_scrolled_get_table (E_TABLE_SCROLLED (memo_table->etable));

    n_selected = e_table_selected_count (etable);
    if (n_selected <= 0)
        return;

    if (n_selected == 1)
        comp_data = get_selected_comp (memo_table);
    else
        comp_data = NULL;

    /* FIXME: this may be something other than a TODO component */

    if (comp_data) {
        comp = e_cal_component_new ();
        e_cal_component_set_icalcomponent (comp, icalcomponent_new_clone (comp_data->icalcomp));
    }

    if (delete_component_dialog (comp, FALSE, n_selected, E_CAL_COMPONENT_JOURNAL,
                     GTK_WIDGET (memo_table)))
        delete_selected_components (memo_table);

    /* free memory */
    if (comp)
        g_object_unref (comp);
}

/**
 * e_memo_table_cut_clipboard:
 * @memo_table: A calendar table.
 *
 * Cuts selected tasks in the given calendar table
 */
void
e_memo_table_cut_clipboard (EMemoTable *memo_table)
{
    g_return_if_fail (E_IS_MEMO_TABLE (memo_table));

    e_memo_table_copy_clipboard (memo_table);
    delete_selected_components (memo_table);
}

/* callback for e_table_selected_row_foreach */
static void
copy_row_cb (gint model_row, gpointer data)
{
    EMemoTable *memo_table;
    ECalModelComponent *comp_data;
    gchar *comp_str;
    icalcomponent *child;

    memo_table = E_MEMO_TABLE (data);

    g_return_if_fail (memo_table->tmp_vcal != NULL);

    comp_data = e_cal_model_get_component_at (memo_table->model, model_row);
    if (!comp_data)
        return;

    /* add timezones to the VCALENDAR component */
    e_cal_util_add_timezones_from_component (memo_table->tmp_vcal, comp_data->icalcomp);

    /* add the new component to the VCALENDAR component */
    comp_str = icalcomponent_as_ical_string_r (comp_data->icalcomp);
    child = icalparser_parse_string (comp_str);
    if (child) {
        icalcomponent_add_component (memo_table->tmp_vcal,
                         icalcomponent_new_clone (child));
        icalcomponent_free (child);
    }
    g_free (comp_str);
}

static void
clipboard_get_calendar_cb (GtkClipboard *clipboard,
               GtkSelectionData *selection_data,
               guint info,
               gpointer data)
{
    gchar *comp_str = (gchar *) data;

    switch (info) {
    case TARGET_TYPE_VCALENDAR:
        gtk_selection_data_set (selection_data,
                    gdk_atom_intern (target_types[info].target, FALSE), 8,
                    (const guchar *) comp_str,
                    (gint) strlen (comp_str));
        break;
    default:
        break;
    }
}

/**
 * e_memo_table_copy_clipboard:
 * @memo_table: A calendar table.
 *
 * Copies selected tasks into the clipboard
 */
void
e_memo_table_copy_clipboard (EMemoTable *memo_table)
{
    ETable *etable;
    GtkClipboard *clipboard;
    gchar *comp_str;

    g_return_if_fail (E_IS_MEMO_TABLE (memo_table));

    /* create temporary VCALENDAR object */
    memo_table->tmp_vcal = e_cal_util_new_top_level ();

    etable = e_table_scrolled_get_table (E_TABLE_SCROLLED (memo_table->etable));
    e_table_selected_row_foreach (etable, copy_row_cb, memo_table);
    comp_str = icalcomponent_as_ical_string_r (memo_table->tmp_vcal);
    clipboard = gtk_widget_get_clipboard (GTK_WIDGET (memo_table), clipboard_atom);
    if (!gtk_clipboard_set_with_data(clipboard, target_types, n_target_types,
                     clipboard_get_calendar_cb,
                     NULL, comp_str)) {
        /* no-op */
    } else {
        gtk_clipboard_set_can_store (clipboard, target_types + 1, n_target_types - 1);
    }

    /* free memory */
    icalcomponent_free (memo_table->tmp_vcal);
    g_free (comp_str);
    memo_table->tmp_vcal = NULL;
}

static void
clipboard_get_calendar_data (EMemoTable *memo_table, const gchar *text)
{
    icalcomponent *icalcomp;
    gchar *uid;
    ECalComponent *comp;
    ECal *client;
    icalcomponent_kind kind;

    g_return_if_fail (E_IS_MEMO_TABLE (memo_table));

    if (!text || !*text)
        return;

    icalcomp = icalparser_parse_string (text);
    if (!icalcomp)
        return;

    /* check the type of the component */
    kind = icalcomponent_isa (icalcomp);
    if (kind != ICAL_VCALENDAR_COMPONENT &&
        kind != ICAL_VJOURNAL_COMPONENT) {
        return;
    }

    client = e_cal_model_get_default_client (memo_table->model);

    e_memo_table_set_status_message (memo_table, _("Updating objects"));

    if (kind == ICAL_VCALENDAR_COMPONENT) {
        icalcomponent_kind child_kind;
        icalcomponent *subcomp;
        icalcomponent *vcal_comp;

        vcal_comp = icalcomp;
        subcomp = icalcomponent_get_first_component (
            vcal_comp, ICAL_ANY_COMPONENT);
        while (subcomp) {
            child_kind = icalcomponent_isa (subcomp);
            if (child_kind == ICAL_VJOURNAL_COMPONENT) {
                ECalComponent *tmp_comp;

                uid = e_cal_component_gen_uid ();
                tmp_comp = e_cal_component_new ();
                e_cal_component_set_icalcomponent (
                    tmp_comp, icalcomponent_new_clone (subcomp));
                e_cal_component_set_uid (tmp_comp, uid);
                free (uid);

                /* FIXME should we convert start/due/complete times? */
                /* FIXME Error handling */
                e_cal_create_object (client, e_cal_component_get_icalcomponent (tmp_comp), NULL, NULL);

                g_object_unref (tmp_comp);
            }
            subcomp = icalcomponent_get_next_component (
                vcal_comp, ICAL_ANY_COMPONENT);
        }
    } else {
        comp = e_cal_component_new ();
        e_cal_component_set_icalcomponent (comp, icalcomp);
        uid = e_cal_component_gen_uid ();
        e_cal_component_set_uid (comp, (const gchar *) uid);
        free (uid);

        e_cal_create_object (client, e_cal_component_get_icalcomponent (comp), NULL, NULL);

        g_object_unref (comp);
    }

    e_memo_table_set_status_message (memo_table, NULL);
}

static void
clipboard_paste_received_cb (GtkClipboard *clipboard,
                 GtkSelectionData *selection_data,
                 gpointer data)
{
    EMemoTable *memo_table = E_MEMO_TABLE (data);
    ETable *e_table = e_table_scrolled_get_table (E_TABLE_SCROLLED (memo_table->etable));
    GnomeCanvas *canvas = e_table->table_canvas;
    GnomeCanvasItem *item = GNOME_CANVAS (canvas)->focused_item;

    if (gtk_clipboard_wait_is_text_available (clipboard) &&
        GTK_WIDGET_HAS_FOCUS (canvas) &&
        E_IS_TABLE_ITEM (item) &&
        E_TABLE_ITEM (item)->editing_col >= 0 &&
        E_TABLE_ITEM (item)->editing_row >= 0) {
        ETableItem *eti = E_TABLE_ITEM (item);
        ECellView *cell_view = eti->cell_views[eti->editing_col];
        e_cell_text_paste_clipboard (cell_view, eti->editing_col, eti->editing_row);
    } else {
        GdkAtom type = selection_data->type;
        if (type == gdk_atom_intern (target_types[TARGET_TYPE_VCALENDAR].target, TRUE)) {
            gchar *result = NULL;
            result = g_strndup ((const gchar *) selection_data->data,
                        selection_data->length);
            clipboard_get_calendar_data (memo_table, result);
            g_free (result);
        }
    }
    g_object_unref (memo_table);
}

/**
 * e_memo_table_paste_clipboard:
 * @memo_table: A calendar table.
 *
 * Pastes tasks currently in the clipboard into the given calendar table
 */
void
e_memo_table_paste_clipboard (EMemoTable *memo_table)
{
    GtkClipboard *clipboard;
    g_return_if_fail (E_IS_MEMO_TABLE (memo_table));


    clipboard = gtk_widget_get_clipboard (GTK_WIDGET (memo_table), clipboard_atom);
    g_object_ref (memo_table);

    gtk_clipboard_request_contents (clipboard,
                    gdk_atom_intern (target_types[0].target, FALSE),
                    clipboard_paste_received_cb, memo_table);
}

/* Opens a task in the task editor */
static void
open_memo (EMemoTable *memo_table, ECalModelComponent *comp_data)
{
    CompEditor *medit;
    const gchar *uid;

    uid = icalcomponent_get_uid (comp_data->icalcomp);

    medit = e_comp_editor_registry_find (comp_editor_registry, uid);
    if (medit == NULL) {
        ECalComponent *comp;
        CompEditorFlags flags = 0;

        comp = e_cal_component_new ();
        e_cal_component_set_icalcomponent (comp, icalcomponent_new_clone (comp_data->icalcomp));

        if (e_cal_component_has_organizer (comp))
            flags |= COMP_EDITOR_IS_SHARED;

        if (itip_organizer_is_user (comp, comp_data->client))
            flags |= COMP_EDITOR_USER_ORG;

        medit = memo_editor_new (comp_data->client, flags);

        comp_editor_edit_comp (medit, comp);
        g_object_unref (comp);

        e_comp_editor_registry_add (comp_editor_registry, medit, FALSE);
    }

    gtk_window_present (GTK_WINDOW (medit));
}

/* Opens the task in the specified row */
static void
open_memo_by_row (EMemoTable *memo_table, gint row)
{
    ECalModelComponent *comp_data;

    comp_data = e_cal_model_get_component_at (memo_table->model, row);
    open_memo (memo_table, comp_data);
}

static void
e_memo_table_on_double_click (ETable *table,
                  gint row,
                  gint col,
                  GdkEvent *event,
                  EMemoTable *memo_table)
{
    open_memo_by_row (memo_table, row);
}


static void
e_memo_table_on_open_memo (EPopup *ep, EPopupItem *pitem, gpointer data)
{
    EMemoTable *memo_table = E_MEMO_TABLE (data);
    ECalModelComponent *comp_data;

    comp_data = get_selected_comp (memo_table);
    if (comp_data)
        open_memo (memo_table, comp_data);
}

static void
e_memo_table_on_save_as (EPopup *ep, EPopupItem *pitem, gpointer data)
{
    EMemoTable *memo_table = E_MEMO_TABLE (data);
    ECalModelComponent *comp_data;
    gchar *filename;
    gchar *ical_string;

    comp_data = get_selected_comp (memo_table);
    if (comp_data == NULL)
        return;

    filename = e_file_dialog_save (_("Save as..."), NULL);
    if (filename == NULL)
        return;

    ical_string = e_cal_get_component_as_string (comp_data->client, comp_data->icalcomp);
    if (ical_string == NULL) {
        g_warning ("Couldn't convert item to a string");
        return;
    }

    e_write_file_uri (filename, ical_string);
    g_free (ical_string);
}

static void
e_memo_table_on_print_memo (EPopup *ep, EPopupItem *pitem, gpointer data)
{
    EMemoTable *memo_table = E_MEMO_TABLE (data);
    ECalModelComponent *comp_data;
    ECalComponent *comp;

    comp_data = get_selected_comp (memo_table);
    if (comp_data == NULL)
        return;

    comp = e_cal_component_new ();
    e_cal_component_set_icalcomponent (comp, icalcomponent_new_clone (comp_data->icalcomp));
    print_comp (comp, comp_data->client, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG);

    g_object_unref (comp);
}

static void
e_memo_table_on_cut (EPopup *ep, EPopupItem *pitem, gpointer data)
{
    EMemoTable *memo_table = E_MEMO_TABLE (data);

    e_memo_table_cut_clipboard (memo_table);
}

static void
e_memo_table_on_copy (EPopup *ep, EPopupItem *pitem, gpointer data)
{
    EMemoTable *memo_table = E_MEMO_TABLE (data);

    e_memo_table_copy_clipboard (memo_table);
}

static void
e_memo_table_on_paste (EPopup *ep, EPopupItem *pitem, gpointer data)
{
    EMemoTable *memo_table = E_MEMO_TABLE (data);

    e_memo_table_paste_clipboard (memo_table);
}

static void
e_memo_table_on_forward (EPopup *ep, EPopupItem *pitem, gpointer data)
{
    EMemoTable *memo_table = E_MEMO_TABLE (data);
    ECalModelComponent *comp_data;

    comp_data = get_selected_comp (memo_table);
    if (comp_data) {
        ECalComponent *comp;

        comp = e_cal_component_new ();
        e_cal_component_set_icalcomponent (comp, icalcomponent_new_clone (comp_data->icalcomp));
        itip_send_comp (E_CAL_COMPONENT_METHOD_PUBLISH, comp, comp_data->client, NULL, NULL, NULL, TRUE);

        g_object_unref (comp);
    }
}

/* Opens the URL of the memo */
static void
open_url_cb (EPopup *ep, EPopupItem *pitem, gpointer data)
{
    EMemoTable *memo_table = E_MEMO_TABLE (data);
    ECalModelComponent *comp_data;
    icalproperty *prop;

    comp_data = get_selected_comp (memo_table);
    if (!comp_data)
        return;

    prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_URL_PROPERTY);
    if (!prop)
        return;

    /* FIXME Pass a parent window. */
    e_show_uri (NULL, icalproperty_get_url (prop));
}

/* Callback for the "delete tasks" menu item */
static void
delete_cb (EPopup *ep, EPopupItem *pitem, gpointer data)
{
    EMemoTable *memo_table = E_MEMO_TABLE (data);

    e_memo_table_delete_selected (memo_table);
}

static EPopupItem memos_popup_items [] = {
    { E_POPUP_ITEM, (gchar *) "00.open", (gchar *) N_("_Open"), e_memo_table_on_open_memo, NULL, (gchar *) GTK_STOCK_OPEN, E_CAL_POPUP_SELECT_ONE },
    { E_POPUP_ITEM, (gchar *) "05.openweb", (gchar *) N_("Open _Web Page"), open_url_cb, NULL, NULL, E_CAL_POPUP_SELECT_ONE, E_CAL_POPUP_SELECT_HASURL },
    { E_POPUP_ITEM, (gchar *) "10.saveas", (gchar *) N_("_Save As..."), e_memo_table_on_save_as, NULL, (gchar *) GTK_STOCK_SAVE_AS, E_CAL_POPUP_SELECT_ONE },
    { E_POPUP_ITEM, (gchar *) "20.print", (gchar *) N_("P_rint..."), e_memo_table_on_print_memo, NULL, (gchar *) GTK_STOCK_PRINT, E_CAL_POPUP_SELECT_ONE },

    { E_POPUP_BAR, (gchar *) "30.bar" },

    { E_POPUP_ITEM, (gchar *) "40.cut", (gchar *) N_("C_ut"), e_memo_table_on_cut, NULL, (gchar *) GTK_STOCK_CUT, 0, E_CAL_POPUP_SELECT_EDITABLE },
    { E_POPUP_ITEM, (gchar *) "50.copy", (gchar *) N_("_Copy"), e_memo_table_on_copy, NULL, (gchar *) GTK_STOCK_COPY, 0, 0 },
    { E_POPUP_ITEM, (gchar *) "60.paste", (gchar *) N_("_Paste"), e_memo_table_on_paste, NULL, (gchar *) GTK_STOCK_PASTE, 0, E_CAL_POPUP_SELECT_EDITABLE },

    { E_POPUP_BAR, (gchar *) "70.bar" },

    { E_POPUP_ITEM, (gchar *) "80.forward", (gchar *) N_("_Forward as iCalendar"), e_memo_table_on_forward, NULL, (gchar *) "mail-forward", E_CAL_POPUP_SELECT_ONE },

    { E_POPUP_BAR, (gchar *) "90.bar" },

    { E_POPUP_ITEM, (gchar *) "a0.delete", (gchar *) N_("_Delete"), delete_cb, NULL, (gchar *) GTK_STOCK_DELETE, E_CAL_POPUP_SELECT_ONE, E_CAL_POPUP_SELECT_EDITABLE },
    { E_POPUP_ITEM, (gchar *) "b0.deletemany", (gchar *) N_("_Delete Selected Memos"), delete_cb, NULL, (gchar *) GTK_STOCK_DELETE, E_CAL_POPUP_SELECT_MANY, E_CAL_POPUP_SELECT_EDITABLE },
};

static void
emt_popup_free(EPopup *ep, GSList *items, gpointer data)
{
    g_slist_free(items);
}

static gint
e_memo_table_show_popup_menu (ETable *table,
                GdkEvent *gdk_event,
                EMemoTable *memo_table)
{
    GtkMenu *menu;
    GSList *selection, *l, *menus = NULL;
    GPtrArray *events;
    ECalPopup *ep;
    ECalPopupTargetSelect *t;
    gint i;

    selection = get_selected_objects (memo_table);
    if (!selection)
        return TRUE;

    /** @HookPoint-ECalPopup: Tasks Table Context Menu
     * @Id: org.gnome.evolution.tasks.table.popup
     * @Class: org.gnome.evolution.calendar.popup:1.0
     * @Target: ECalPopupTargetSelect
     *
     * The context menu on the tasks table.
     */
    ep = e_cal_popup_new("org.gnome.evolution.memos.table.popup");

    events = g_ptr_array_new();
    for (l=selection;l;l=g_slist_next(l))
        g_ptr_array_add(events, e_cal_model_copy_component_data((ECalModelComponent *)l->data));
    g_slist_free(selection);

    t = e_cal_popup_target_new_select(ep, memo_table->model, events);
    t->target.widget = (GtkWidget *)memo_table;

    for (i=0;i<sizeof(memos_popup_items)/sizeof(memos_popup_items[0]);i++)
        menus = g_slist_prepend(menus, &memos_popup_items[i]);
    e_popup_add_items((EPopup *)ep, menus, NULL, emt_popup_free, memo_table);

    menu = e_popup_create_menu_once((EPopup *)ep, (EPopupTarget *)t, 0);

    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());

    return TRUE;
}

static gint
e_memo_table_on_right_click (ETable *table,
                 gint row,
                 gint col,
                 GdkEvent *event,
                 EMemoTable *memo_table)
{
    return e_memo_table_show_popup_menu (table, event, memo_table);
}

static gboolean
e_memo_table_on_popup_menu (GtkWidget *widget, gpointer data)
{
    ETable *table = E_TABLE(widget);
    g_return_val_if_fail(table, FALSE);

    return e_memo_table_show_popup_menu (table, NULL,
                         E_MEMO_TABLE(data));
}

static gint
e_memo_table_on_key_press (ETable *table,
                   gint row,
                   gint col,
                   GdkEventKey *event,
                   EMemoTable *memo_table)
{
    if (event->keyval == GDK_Delete) {
        delete_cb (NULL, NULL, memo_table);
        return TRUE;
    } else if ((event->keyval == GDK_o)
           &&(event->state & GDK_CONTROL_MASK)) {
        open_memo_by_row (memo_table, row);
        return TRUE;
    }

    return FALSE;
}

/* Loads the state of the table (headers shown etc.) from the given file. */
void
e_memo_table_load_state (EMemoTable *memo_table,
             gchar      *filename)
{
    struct stat st;

    g_return_if_fail (E_IS_MEMO_TABLE (memo_table));

    if (g_stat (filename, &st) == 0 && st.st_size > 0
        && S_ISREG (st.st_mode)) {
        e_table_load_state (e_table_scrolled_get_table (E_TABLE_SCROLLED (memo_table->etable)), filename);
    }
}


/* Saves the state of the table (headers shown etc.) to the given file. */
void
e_memo_table_save_state (EMemoTable *memo_table,
             gchar      *filename)
{
    g_return_if_fail (E_IS_MEMO_TABLE (memo_table));

    e_table_save_state (e_table_scrolled_get_table (E_TABLE_SCROLLED (memo_table->etable)),
                filename);
}

/* Returns the current time, for the ECellDateEdit items.
   FIXME: Should probably use the timezone of the item rather than the
   current timezone, though that may be difficult to get from here. */
static struct tm
e_memo_table_get_current_time (ECellDateEdit *ecde, 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;
}


#ifdef TRANSLATORS_ONLY

static gchar *test[] = {
    N_("Click to add a memo")
};

#endif

void
e_memo_table_set_activity_handler (EMemoTable *memo_table, EActivityHandler *activity_handler)
{
    g_return_if_fail (E_IS_MEMO_TABLE (memo_table));

    memo_table->activity_handler = activity_handler;
}

void
e_memo_table_set_status_message (EMemoTable *memo_table, const gchar *message)
{
        g_return_if_fail (E_IS_MEMO_TABLE (memo_table));

    if (!memo_table->activity_handler)
        return;

        if (!message || !*message) {
        if (memo_table->activity_id != 0) {
            e_activity_handler_operation_finished (memo_table->activity_handler, memo_table->activity_id);
            memo_table->activity_id = 0;
        }
        } else if (memo_table->activity_id == 0) {
                gchar *client_id = g_strdup_printf ("%p", (gpointer) memo_table);

                memo_table->activity_id = e_activity_handler_operation_started (
            memo_table->activity_handler, client_id, message, TRUE);

                g_free (client_id);
        } else {
                e_activity_handler_operation_progressing (memo_table->activity_handler, memo_table->activity_id, message, -1.0);
    }
}