path: root/addressbook/gui/widgets/e-minicard.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* 
 * e-minicard.c
 * Copyright (C) 2000  Helix Code, Inc.
 * Author: Chris Lahey <clahey@helixcode.com>
 *
 * This library 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 library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#include <config.h>
#include <glib.h>
#include <gtk/gtkdnd.h>
#include <gdk/gdkkeysyms.h>
#include <libgnome/gnome-defs.h>
#include <libgnome/gnome-i18n.h>
#include <libgnomeui/gnome-canvas-rect-ellipse.h>
#include <gal/e-text/e-text.h>
#include <gal/util/e-util.h>
#include <gal/widgets/e-canvas-utils.h>
#include <gal/widgets/e-canvas.h>
#include <gal/widgets/e-popup-menu.h>
#include "addressbook/backend/ebook/e-book.h"
#include "addressbook/printing/e-contact-print.h"
#include "addressbook/printing/e-contact-print-envelope.h"
#include "e-minicard.h"
#include "e-minicard-label.h"
#include "e-minicard-view.h"
#include "e-contact-editor.h"
#include "e-contact-save-as.h"

static void e_minicard_init     (EMinicard       *card);
static void e_minicard_class_init   (EMinicardClass  *klass);
static void e_minicard_set_arg (GtkObject *o, GtkArg *arg, guint arg_id);
static void e_minicard_get_arg (GtkObject *object, GtkArg *arg, guint arg_id);
static void e_minicard_destroy (GtkObject *object);
static void e_minicard_finalize (GtkObject *object);
static gboolean e_minicard_event (GnomeCanvasItem *item, GdkEvent *event);
static void e_minicard_realize (GnomeCanvasItem *item);
static void e_minicard_unrealize (GnomeCanvasItem *item);
static void e_minicard_reflow ( GnomeCanvasItem *item, int flags );

static void e_minicard_resize_children( EMinicard *e_minicard );
static void remodel( EMinicard *e_minicard );

static gint e_minicard_drag_begin (EMinicard *minicard, GdkEvent *event);

static GnomeCanvasGroupClass *parent_class = NULL;

typedef struct _EMinicardField EMinicardField;

struct _EMinicardField {
    ECardSimpleField field;
    GnomeCanvasItem *label;
};

#define E_MINICARD_FIELD(field) ((EMinicardField *)(field))

static void
e_minicard_field_destroy(EMinicardField *field)
{
    gtk_object_destroy(GTK_OBJECT(field->label));
    g_free(field);
}

/* The arguments we take */
enum {
    ARG_0,
    ARG_WIDTH,
    ARG_HEIGHT,
    ARG_HAS_FOCUS,
    ARG_SELECTED,
    ARG_EDITABLE,
    ARG_CARD
};

enum {
    SELECTED,
    DRAG_BEGIN,
    LAST_SIGNAL
};

static guint e_minicard_signals [LAST_SIGNAL] = {0, };

GtkType
e_minicard_get_type (void)
{
  static GtkType minicard_type = 0;

  if (!minicard_type)
    {
      static const GtkTypeInfo minicard_info =
      {
        "EMinicard",
        sizeof (EMinicard),
        sizeof (EMinicardClass),
        (GtkClassInitFunc) e_minicard_class_init,
        (GtkObjectInitFunc) e_minicard_init,
        /* reserved_1 */ NULL,
        /* reserved_2 */ NULL,
        (GtkClassInitFunc) NULL,
      };

      minicard_type = gtk_type_unique (gnome_canvas_group_get_type (), &minicard_info);
    }

  return minicard_type;
}

static void
e_minicard_class_init (EMinicardClass *klass)
{
    GtkObjectClass *object_class;
    GnomeCanvasItemClass *item_class;

    object_class = (GtkObjectClass*) klass;
    item_class = (GnomeCanvasItemClass *) klass;

    parent_class = gtk_type_class (gnome_canvas_group_get_type ());
  
    gtk_object_add_arg_type ("EMinicard::width", GTK_TYPE_DOUBLE, 
                 GTK_ARG_READWRITE, ARG_WIDTH); 
    gtk_object_add_arg_type ("EMinicard::height", GTK_TYPE_DOUBLE, 
                 GTK_ARG_READABLE, ARG_HEIGHT);
    gtk_object_add_arg_type ("EMinicard::has_focus", GTK_TYPE_ENUM,
                 GTK_ARG_READWRITE, ARG_HAS_FOCUS);
    gtk_object_add_arg_type ("EMinicard::selected", GTK_TYPE_BOOL,
                 GTK_ARG_READWRITE, ARG_SELECTED);
    gtk_object_add_arg_type ("EMinicard::editable", GTK_TYPE_BOOL,
                 GTK_ARG_READWRITE, ARG_EDITABLE);
    gtk_object_add_arg_type ("EMinicard::card", GTK_TYPE_OBJECT, 
                 GTK_ARG_READWRITE, ARG_CARD);

    e_minicard_signals [SELECTED] =
        gtk_signal_new ("selected",
                GTK_RUN_LAST,
                object_class->type,
                GTK_SIGNAL_OFFSET (EMinicardClass, selected),
                gtk_marshal_INT__POINTER,
                GTK_TYPE_INT, 1, GTK_TYPE_POINTER);

    e_minicard_signals [DRAG_BEGIN] =
        gtk_signal_new ("drag_begin",
                GTK_RUN_LAST,
                object_class->type,
                GTK_SIGNAL_OFFSET (EMinicardClass, drag_begin),
                gtk_marshal_INT__POINTER,
                GTK_TYPE_INT, 1, GTK_TYPE_POINTER);

    gtk_object_class_add_signals (object_class, e_minicard_signals, LAST_SIGNAL);
 
    object_class->set_arg  = e_minicard_set_arg;
    object_class->get_arg  = e_minicard_get_arg;
    object_class->destroy  = e_minicard_destroy;
    object_class->finalize = e_minicard_finalize;
  
    /* GnomeCanvasItem method overrides */
    item_class->realize    = e_minicard_realize;
    item_class->unrealize  = e_minicard_unrealize;
    item_class->event      = e_minicard_event;

    klass->selected        = NULL;
}

static void
e_minicard_init (EMinicard *minicard)
{
    /*   minicard->card = NULL;*/
    minicard->rect = NULL;
    minicard->fields = NULL;
    minicard->width = 10;
    minicard->height = 10;
    minicard->has_focus = FALSE;
    minicard->selected = FALSE;
    minicard->editable = FALSE;

    minicard->card = NULL;
    minicard->simple = e_card_simple_new(NULL);

    minicard->editor = NULL;

    minicard->changed = FALSE;

    e_canvas_item_set_reflow_callback(GNOME_CANVAS_ITEM(minicard), e_minicard_reflow);
}

static void
set_selected (EMinicard *minicard, gboolean selected)
{
    GtkWidget *canvas = GTK_WIDGET(GNOME_CANVAS_ITEM(minicard)->canvas);
    if (selected) {
        gnome_canvas_item_set (minicard->rect, 
                       "outline_color_gdk", &canvas->style->bg[GTK_STATE_NORMAL],
                       NULL);
        gnome_canvas_item_set (minicard->header_rect, 
                       "fill_color_gdk", &canvas->style->bg[GTK_STATE_SELECTED],
                       NULL);
        gnome_canvas_item_set (minicard->header_text, 
                       "fill_color_gdk", &canvas->style->text[GTK_STATE_SELECTED],
                       NULL);
    } else {
        gnome_canvas_item_set (minicard->rect, 
                       "outline_color", NULL, 
                       NULL);
        gnome_canvas_item_set (minicard->header_rect, 
                       "fill_color_gdk", &canvas->style->bg[GTK_STATE_NORMAL],
                       NULL);
        gnome_canvas_item_set (minicard->header_text, 
                       "fill_color_gdk", &canvas->style->fg[GTK_STATE_NORMAL],
                       NULL);
    }
    minicard->selected = selected;
}


static void
e_minicard_set_arg (GtkObject *o, GtkArg *arg, guint arg_id)
{
    GnomeCanvasItem *item;
    EMinicard *e_minicard;
    GList *l;

    item = GNOME_CANVAS_ITEM (o);
    e_minicard = E_MINICARD (o);
    
    switch (arg_id){
    case ARG_WIDTH:
        if (e_minicard->width != GTK_VALUE_DOUBLE (*arg)) {
            e_minicard->width = GTK_VALUE_DOUBLE (*arg);
            e_minicard_resize_children(e_minicard);
            if ( GTK_OBJECT_FLAGS( e_minicard ) & GNOME_CANVAS_ITEM_REALIZED )
                e_canvas_item_request_reflow(item);
        }
      break;
    case ARG_HAS_FOCUS:
        if (e_minicard->fields) {
            if ( GTK_VALUE_ENUM(*arg) == E_FOCUS_START ||
                 GTK_VALUE_ENUM(*arg) == E_FOCUS_CURRENT) {
                gnome_canvas_item_set(E_MINICARD_FIELD(e_minicard->fields->data)->label,
                              "has_focus", GTK_VALUE_ENUM(*arg),
                              NULL);
            } else if ( GTK_VALUE_ENUM(*arg) == E_FOCUS_END ) {
                gnome_canvas_item_set(E_MINICARD_FIELD(g_list_last(e_minicard->fields)->data)->label,
                              "has_focus", GTK_VALUE_ENUM(*arg),
                              NULL);
            }
        }
        else
            e_canvas_item_grab_focus(item, FALSE);
        break;
    case ARG_SELECTED:
        if (e_minicard->selected != GTK_VALUE_BOOL(*arg))
            set_selected (e_minicard, GTK_VALUE_BOOL(*arg));
        break;
    case ARG_EDITABLE:
        e_minicard->editable = GTK_VALUE_BOOL(*arg);
        for (l = e_minicard->fields; l; l = l->next)
            gtk_object_set (GTK_OBJECT (E_MINICARD_FIELD (l->data)->label),
                    "editable", e_minicard->editable,
                    NULL);
        break;
    case ARG_CARD:
        if (e_minicard->card)
            gtk_object_unref (GTK_OBJECT(e_minicard->card));
        e_minicard->card = E_CARD(GTK_VALUE_OBJECT (*arg));
        if (e_minicard->card)
            gtk_object_ref (GTK_OBJECT(e_minicard->card));
        gtk_object_set(GTK_OBJECT(e_minicard->simple),
                   "card", e_minicard->card,
                   NULL);
        remodel(e_minicard);
        e_canvas_item_request_reflow(item);
        e_minicard->changed = FALSE;
        break;
    }
}

static void
e_minicard_get_arg (GtkObject *object, GtkArg *arg, guint arg_id)
{
    EMinicard *e_minicard;

    e_minicard = E_MINICARD (object);

    switch (arg_id) {
    case ARG_WIDTH:
      GTK_VALUE_DOUBLE (*arg) = e_minicard->width;
      break;
    case ARG_HEIGHT:
      GTK_VALUE_DOUBLE (*arg) = e_minicard->height;
      break;
    case ARG_HAS_FOCUS:
        GTK_VALUE_ENUM (*arg) = e_minicard->has_focus ? E_FOCUS_CURRENT : E_FOCUS_NONE;
        break;
    case ARG_SELECTED:
        GTK_VALUE_BOOL (*arg) = e_minicard->selected;
        break;
    case ARG_EDITABLE:
        GTK_VALUE_BOOL (*arg) = e_minicard->editable;
        break;
    case ARG_CARD:
        e_card_simple_sync_card(e_minicard->simple);
        GTK_VALUE_OBJECT (*arg) = GTK_OBJECT(e_minicard->card);
        break;
    default:
      arg->type = GTK_TYPE_INVALID;
      break;
    }
}

static void
e_minicard_destroy (GtkObject *object)
{
    EMinicard *e_minicard;

    g_return_if_fail (object != NULL);
    g_return_if_fail (E_IS_MINICARD (object));

    e_minicard = E_MINICARD (object);
    
    g_list_foreach(e_minicard->fields, (GFunc) e_minicard_field_destroy, NULL);
    g_list_free(e_minicard->fields);

    if (GTK_OBJECT_CLASS (parent_class)->destroy)
        (* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}



static void
e_minicard_finalize (GtkObject *object)
{
    EMinicard *e_minicard;

    g_return_if_fail (object != NULL);
    g_return_if_fail (E_IS_MINICARD (object));

    e_minicard = E_MINICARD (object);
    
    if (e_minicard->card)
        gtk_object_unref (GTK_OBJECT(e_minicard->card));
    if (e_minicard->simple)
        gtk_object_unref (GTK_OBJECT(e_minicard->simple));

    if (GTK_OBJECT_CLASS (parent_class)->finalize)
        (* GTK_OBJECT_CLASS (parent_class)->finalize) (object);
}

static void
e_minicard_realize (GnomeCanvasItem *item)
{
    EMinicard *e_minicard;
    GnomeCanvasGroup *group;
    GtkWidget *canvas;

    e_minicard = E_MINICARD (item);
    group = GNOME_CANVAS_GROUP( item );
    canvas = GTK_WIDGET (GNOME_CANVAS_ITEM (item)->canvas);

    if (GNOME_CANVAS_ITEM_CLASS(parent_class)->realize)
        (* GNOME_CANVAS_ITEM_CLASS(parent_class)->realize) (item);
    
    e_minicard->rect =
      gnome_canvas_item_new( group,
                 gnome_canvas_rect_get_type(),
                 "x1", (double) 0,
                 "y1", (double) 0,
                 "x2", (double) e_minicard->width - 1,
                 "y2", (double) e_minicard->height - 1,
                 "outline_color", NULL,
                 NULL );

    e_minicard->header_rect =
      gnome_canvas_item_new( group,
                 gnome_canvas_rect_get_type(),
                 "x1", (double) 2,
                 "y1", (double) 2,
                 "x2", (double) e_minicard->width - 3,
                 "y2", (double) e_minicard->height - 3,
                 "fill_color_gdk", &canvas->style->bg[GTK_STATE_NORMAL],
                 NULL );

    e_minicard->header_text =
      gnome_canvas_item_new( group,
                 e_text_get_type(),
                 "anchor", GTK_ANCHOR_NW,
                 "width", (double) ( e_minicard->width - 12 ),
                 "clip", TRUE,
                 "use_ellipsis", TRUE,
#if 0
                 "font", "fixed-bold-10",
#endif
                 "fill_color_gdk", &canvas->style->fg[GTK_STATE_NORMAL],
                 "text", "",
                 "draw_background", FALSE,
                 NULL );
    e_canvas_item_move_absolute(e_minicard->header_text, 6, 6);

    remodel(e_minicard);
    e_canvas_item_request_reflow(item);

    if (!item->canvas->aa) {
    }
}

static void
e_minicard_unrealize (GnomeCanvasItem *item)
{
  EMinicard *e_minicard;

  e_minicard = E_MINICARD (item);

  if (!item->canvas->aa)
    {
    }

  if (GNOME_CANVAS_ITEM_CLASS(parent_class)->unrealize)
    (* GNOME_CANVAS_ITEM_CLASS(parent_class)->unrealize) (item);
}

static void
card_added_cb (EBook* book, EBookStatus status, const char *id, gpointer user_data)
{
    g_print ("%s: %s(): a card was added\n", __FILE__, __FUNCTION__);
}

static void
card_changed_cb (EBook* book, EBookStatus status, gpointer user_data)
{
    g_print ("%s: %s(): a card was changed with status %d\n", __FILE__, __FUNCTION__, status);
}

typedef struct {
    EMinicard *minicard;
    GnomeCanvasItem *parent;
    GtkWidget *canvas;
} MinicardAndParent;

static void
e_minicard_and_parent_free (MinicardAndParent *mnp)
{
    gtk_object_unref(GTK_OBJECT(mnp->minicard));
    gtk_object_unref(GTK_OBJECT(mnp->parent));
    gtk_object_unref(GTK_OBJECT(mnp->canvas));
    g_free(mnp);
}

static void
save_as (GtkWidget *widget, MinicardAndParent *mnp)
{
    EMinicard *minicard = mnp->minicard;
    if (!GTK_OBJECT_DESTROYED(minicard)) {
        e_card_simple_sync_card(minicard->simple);
        e_contact_save_as(_("Save as VCard"), minicard->card);
    }
    e_minicard_and_parent_free (mnp);
}

static void
send_as (GtkWidget *widget, MinicardAndParent *mnp)
{
    EMinicard *minicard = mnp->minicard;
    if (!GTK_OBJECT_DESTROYED(minicard)) {
        e_card_simple_sync_card(minicard->simple);
        e_card_send(minicard->card, E_CARD_DISPOSITION_AS_ATTACHMENT);
    }
    e_minicard_and_parent_free (mnp);
}

static void
send_to (GtkWidget *widget, MinicardAndParent *mnp)
{
    EMinicard *minicard = mnp->minicard;
    if (!GTK_OBJECT_DESTROYED(minicard)) {
        e_card_simple_sync_card(minicard->simple);
        e_card_send(minicard->card, E_CARD_DISPOSITION_AS_TO);
    }
    e_minicard_and_parent_free (mnp);
}

static void
delete (GtkWidget *widget, MinicardAndParent *mnp)
{
    EMinicard *minicard = mnp->minicard;

    if (!GTK_OBJECT_DESTROYED(minicard)) {
        EBook *book;
        ECard *card = minicard->card;
        ECardSimple *simple = minicard->simple;

        gtk_object_get(GTK_OBJECT(mnp->parent),
                   "book", &book,
                   NULL);

        gtk_object_ref(GTK_OBJECT(card));
        gtk_object_ref(GTK_OBJECT(simple));
    
        if (e_contact_editor_confirm_delete(GTK_WINDOW(gtk_widget_get_toplevel(mnp->canvas)))) {
            e_card_simple_sync_card(simple);
        
        
            /* Add the card in the contact editor to our ebook */
            e_book_remove_card (book,
                        card,
                        card_changed_cb,
                        NULL);
        }

        gtk_object_unref(GTK_OBJECT(card));
        gtk_object_unref(GTK_OBJECT(simple));
    }

    e_minicard_and_parent_free (mnp);
}

static void
print (GtkWidget *widget, MinicardAndParent *mnp)
{
    EMinicard *minicard = mnp->minicard;

    if (!GTK_OBJECT_DESTROYED(minicard)) {
        e_card_simple_sync_card(minicard->simple);
        gtk_widget_show(e_contact_print_card_dialog_new(minicard->card));
    }
    e_minicard_and_parent_free (mnp);
}

static void
print_envelope (GtkWidget *widget, MinicardAndParent *mnp)
{
    EMinicard *minicard = mnp->minicard;

    if (!GTK_OBJECT_DESTROYED(minicard)) {
        e_card_simple_sync_card(minicard->simple);
        gtk_widget_show(e_contact_print_envelope_dialog_new(minicard->card));
    }
    e_minicard_and_parent_free (mnp);
}

/* Callback for the add_card signal from the contact editor */
static void
add_card_cb (EContactEditor *ce, ECard *card, gpointer data)
{
    EBook *book;

    book = E_BOOK (data);
    e_book_add_card (book, card, card_added_cb, NULL);
}

/* Callback for the commit_card signal from the contact editor */
static void
commit_card_cb (EContactEditor *ce, ECard *card, gpointer data)
{
    EBook *book;

    book = E_BOOK (data);
    e_book_commit_card (book, card, card_changed_cb, NULL);
}

/* Callback for the commit_card signal from the contact editor */
static void
delete_card_cb (EContactEditor *ce, ECard *card, gpointer data)
{
    EBook *book;

    book = E_BOOK (data);
    e_book_remove_card (book, card, card_changed_cb, NULL);
}

/* Callback used when the contact editor is closed */
static void
editor_closed_cb (EContactEditor *ce, gpointer data)
{
    EMinicard *minicard = data;
    gtk_object_unref (GTK_OBJECT (ce));
    minicard->editor = NULL;
}

static void
supported_fields_cb (EBook *book, EBookStatus status, EList *fields, EMinicard *e_minicard)
{
    e_minicard->editor = e_contact_editor_new (e_minicard->card, FALSE, fields, !e_minicard->editable);

    if (book != NULL) {
        gtk_signal_connect (GTK_OBJECT (e_minicard->editor), "add_card",
                    GTK_SIGNAL_FUNC (add_card_cb), book);
        gtk_signal_connect (GTK_OBJECT (e_minicard->editor), "commit_card",
                    GTK_SIGNAL_FUNC (commit_card_cb), book);
        gtk_signal_connect (GTK_OBJECT (e_minicard->editor), "delete_card",
                    GTK_SIGNAL_FUNC (delete_card_cb), book);
    }

    gtk_signal_connect (GTK_OBJECT (e_minicard->editor), "editor_closed",
                GTK_SIGNAL_FUNC (editor_closed_cb), e_minicard);
}

static gboolean
e_minicard_event (GnomeCanvasItem *item, GdkEvent *event)
{
    EMinicard *e_minicard;
    GtkWidget *canvas;
    
    e_minicard = E_MINICARD (item);
    canvas = GTK_WIDGET (GNOME_CANVAS_ITEM (item)->canvas);
    
    switch( event->type ) {
    case GDK_FOCUS_CHANGE:
        {
            GdkEventFocus *focus_event = (GdkEventFocus *) event;
            if (focus_event->in) {
                if (!e_minicard->selected) {
                    e_minicard_selected(e_minicard, event);
                }
            } else {
                EBook *book = NULL;

                if (e_minicard->changed) {
                
                    e_card_simple_sync_card(e_minicard->simple);

                    if (E_IS_MINICARD_VIEW(GNOME_CANVAS_ITEM(e_minicard)->parent)) {
                    
                        gtk_object_get(GTK_OBJECT(GNOME_CANVAS_ITEM(e_minicard)->parent),
                                   "book", &book,
                                   NULL);
                    
                    }
                
                    if (book) {
                    
                        /* Add the card in the contact editor to our ebook */
                        e_book_commit_card (book,
                                    e_minicard->card,
                                    card_changed_cb,
                                    NULL);
                    } else {
                        remodel(e_minicard);
                        e_canvas_item_request_reflow(GNOME_CANVAS_ITEM(e_minicard));
                    }
                    e_minicard->changed = FALSE;
                }
                e_minicard->has_focus = FALSE;
            }
        }
        break;
    case GDK_BUTTON_PRESS:
        if (event->button.button == 1) {
            int ret_val = e_minicard_selected(e_minicard, event);
            e_canvas_item_grab_focus(item, TRUE);
            e_minicard->button_x = event->button.x;
            e_minicard->button_y = event->button.y;
            e_minicard->drag_button_down = TRUE;
            return ret_val;
        } else if (event->button.button == 3) {
            MinicardAndParent *mnp = g_new(MinicardAndParent, 1);
            EPopupMenu menu[] = { {N_("Save as VCard"), NULL, GTK_SIGNAL_FUNC(save_as), NULL, 0}, 
                          {N_("Send contact to other"), NULL, GTK_SIGNAL_FUNC(send_as), NULL, 0}, 
                          {N_("Send message to contact"), NULL, GTK_SIGNAL_FUNC(send_to), NULL, 0},
                          {N_("Print"), NULL, GTK_SIGNAL_FUNC(print), NULL, 0},
                          {N_("Print Envelope"), NULL, GTK_SIGNAL_FUNC(print_envelope), NULL, 0},
                          {N_("Delete"), NULL, GTK_SIGNAL_FUNC(delete), NULL, 1},
                          {NULL, NULL, NULL, 0}};
            mnp->minicard = e_minicard;
            mnp->parent = item->parent;
            mnp->canvas = GTK_WIDGET(item->canvas);
            gtk_object_ref(GTK_OBJECT(mnp->minicard));
            gtk_object_ref(GTK_OBJECT(mnp->parent));
            gtk_object_ref(GTK_OBJECT(mnp->canvas));
            e_popup_menu_run (menu, event, 0, E_IS_MINICARD_VIEW(mnp->parent) ? 0 : 1, mnp);
        }
        break;
    case GDK_BUTTON_RELEASE:
        e_minicard->drag_button_down = FALSE;
        break;
    case GDK_MOTION_NOTIFY:
        /* shamelessly ripped from e-table.c, complete with
                   broken stuck-grab behavior */
        if (e_minicard->drag_button_down && event->motion.state & GDK_BUTTON1_MASK) {
            if (MAX (abs (e_minicard->button_x - event->motion.x),
                 abs (e_minicard->button_y - event->motion.y)) > 3) {
                gint ret_val = e_minicard_drag_begin(e_minicard, event);

                printf ("signalled drag begin\n");

                e_minicard->drag_button_down = FALSE;

                return ret_val;
            }
        }
        break;
    case GDK_2BUTTON_PRESS:
        if (event->button.button == 1 && E_IS_MINICARD_VIEW(item->parent)) {
            if (e_minicard->editor) {
                e_contact_editor_raise(e_minicard->editor);
            } else {
                EBook *book = NULL;
                if (E_IS_MINICARD_VIEW(item->parent)) {
                    gtk_object_get(GTK_OBJECT(item->parent),
                               "book", &book,
                               NULL);
                }

                if (book != NULL) {
                    e_book_get_supported_fields (book,
                                     (EBookFieldsCallback)supported_fields_cb,
                                     e_minicard);
                }
            }
            return TRUE;
        }
        break;
    case GDK_KEY_PRESS:
        if (event->key.keyval == GDK_Tab || 
            event->key.keyval == GDK_KP_Tab || 
            event->key.keyval == GDK_ISO_Left_Tab) {
            GList *list;
            for (list = e_minicard->fields; list; list = list->next) {
                EMinicardField *field = E_MINICARD_FIELD(list->data);
                GnomeCanvasItem *item = field->label;
                EFocus has_focus;
                gtk_object_get(GTK_OBJECT(item),
                           "has_focus", &has_focus,
                           NULL);
                if (has_focus != E_FOCUS_NONE) {
                    if (event->key.state & GDK_SHIFT_MASK)
                        list = list->prev;
                    else
                        list = list->next;
                    if (list) {
                        EMinicardField *field = E_MINICARD_FIELD(list->data);
                        GnomeCanvasItem *item = field->label;
                        gnome_canvas_item_set(item,
                                      "has_focus", (event->key.state & GDK_SHIFT_MASK) ? E_FOCUS_END : E_FOCUS_START,
                                      NULL);
                        return 1;
                    } else {
                        return 0;
                    }
                }
            }
        }
    default:
        break;
    }
    
    if (GNOME_CANVAS_ITEM_CLASS( parent_class )->event)
        return (* GNOME_CANVAS_ITEM_CLASS( parent_class )->event) (item, event);
    else
        return 0;
}

static void
e_minicard_resize_children( EMinicard *e_minicard )
{
    GList *list;
    
    if (e_minicard->header_text) {
        gnome_canvas_item_set( e_minicard->header_text,
                       "width", (double) e_minicard->width - 12,
                       NULL );
    }
    for ( list = e_minicard->fields; list; list = g_list_next( list ) ) {
        gnome_canvas_item_set( E_MINICARD_FIELD( list->data )->label,
                       "width", (double) e_minicard->width - 4.0,
                       NULL );
    }
}

static void
field_changed (EText *text, EMinicard *e_minicard)
{
    ECardSimpleType type;
    char *string;

    type = GPOINTER_TO_INT
        (gtk_object_get_data(GTK_OBJECT(text),
                     "EMinicard:field"));
    gtk_object_get(GTK_OBJECT(text),
               "text", &string,
               NULL);
    e_card_simple_set(e_minicard->simple,
              type,
              string);
    g_free(string);
    e_minicard->changed = TRUE;
}

static void
add_field (EMinicard *e_minicard, ECardSimpleField field, gdouble left_width)
{
    GnomeCanvasItem *new_item;
    GnomeCanvasGroup *group;
    ECardSimpleType type;
    EMinicardField *minicard_field;
    char *name;
    char *string;
    
    group = GNOME_CANVAS_GROUP( e_minicard );
    
    type = e_card_simple_type(e_minicard->simple, field);
    name = g_strdup_printf("%s:", e_card_simple_get_name(e_minicard->simple, field));
    string = e_card_simple_get(e_minicard->simple, field);

    new_item = e_minicard_label_new(group);
    gnome_canvas_item_set( new_item,
                   "width", e_minicard->width - 4.0,
                   "fieldname", name,
                   "field", string,
                   "max_field_name_length", left_width,
                   "editable", e_minicard->editable,
                   NULL );
    gtk_signal_connect(GTK_OBJECT(E_MINICARD_LABEL(new_item)->field),
               "changed", GTK_SIGNAL_FUNC(field_changed), e_minicard);
    gtk_object_set_data(GTK_OBJECT(E_MINICARD_LABEL(new_item)->field),
                "EMinicard:field",
                GINT_TO_POINTER(field));

    minicard_field = g_new(EMinicardField, 1);
    minicard_field->field = field;
    minicard_field->label = new_item;

    e_minicard->fields = g_list_append( e_minicard->fields, minicard_field);
    e_canvas_item_move_absolute(new_item, 2, e_minicard->height);
    g_free(name);
    g_free(string);
}

static gdouble
get_left_width(EMinicard *e_minicard)
{
    gchar *name;
    ECardSimpleField field;
    gdouble width = -1;
    GdkFont *font;

    font = ((GtkWidget *) ((GnomeCanvasItem *) e_minicard)->canvas)->style->font;

    for(field = E_CARD_SIMPLE_FIELD_FULL_NAME; field != E_CARD_SIMPLE_FIELD_LAST; field++) {
        gdouble this_width;
        name = g_strdup_printf("%s:", e_card_simple_get_name(e_minicard->simple, field));
        this_width = gdk_text_width(font, name, strlen(name));
        if (width < this_width)
            width = this_width;
        g_free(name);
    }
    return width;
}

static void
remodel( EMinicard *e_minicard )
{
    int count = 0;
    if ( !(GTK_OBJECT_FLAGS( e_minicard ) & GNOME_CANVAS_ITEM_REALIZED) )
        return;
    if (e_minicard->simple) {
        ECardSimpleField field;
        GList *list;
        char *file_as;
        gdouble left_width = -1;

        if (e_minicard->header_text) {
            file_as = e_card_simple_get(e_minicard->simple, E_CARD_SIMPLE_FIELD_FILE_AS);
            gnome_canvas_item_set( e_minicard->header_text,
                           "text", file_as ? file_as : "",
                           NULL );
            g_free(file_as);
        }
        
        list = e_minicard->fields;
        e_minicard->fields = NULL;

        for(field = E_CARD_SIMPLE_FIELD_FULL_NAME; field != E_CARD_SIMPLE_FIELD_LAST - 2 && count < 5; field++) {
            EMinicardField *minicard_field = NULL;

            if (list)
                minicard_field = list->data;
            if (minicard_field && minicard_field->field == field) {
                GList *this_list = list;
                char *string;
                
                string = e_card_simple_get(e_minicard->simple, field);
                if (string && *string) {
                    e_minicard->fields = g_list_append(e_minicard->fields, minicard_field);
                    gtk_object_set(GTK_OBJECT(minicard_field->label),
                               "field", string,
                               NULL);
                    count ++;
                } else {
                    e_minicard_field_destroy(minicard_field);
                }
                list = g_list_remove_link(list, this_list);
                g_list_free_1(this_list);
                g_free(string);
            } else {
                char *string;
                if (left_width == -1) {
                    left_width = get_left_width(e_minicard);
                }

                string = e_card_simple_get(e_minicard->simple, field);
                if (string && *string) {
                    add_field(e_minicard, field, left_width);
                    count++;
                }
                g_free(string);
            }
        }
        
        g_list_foreach(list, (GFunc) e_minicard_field_destroy, NULL);
        g_list_free(list);
    }
}

static void
e_minicard_reflow( GnomeCanvasItem *item, int flags )
{
    EMinicard *e_minicard = E_MINICARD(item);
    if ( GTK_OBJECT_FLAGS( e_minicard ) & GNOME_CANVAS_ITEM_REALIZED ) {
        GList *list;
        gdouble text_height;
        gint old_height;
        
        old_height = e_minicard->height;

        gtk_object_get( GTK_OBJECT( e_minicard->header_text ),
                "text_height", &text_height,
                NULL );
        
        e_minicard->height = text_height + 10.0;
        
        gnome_canvas_item_set( e_minicard->header_rect,
                       "y2", text_height + 9.0,
                       NULL );
        
        for(list = e_minicard->fields; list; list = g_list_next(list)) {
            EMinicardField *field = E_MINICARD_FIELD(list->data);
            GnomeCanvasItem *item = field->label;
            gtk_object_get (GTK_OBJECT(item),
                    "height", &text_height,
                    NULL);
            e_canvas_item_move_absolute(item, 2, e_minicard->height);
            e_minicard->height += text_height;
        }
        e_minicard->height += 2;
        
        gnome_canvas_item_set( e_minicard->rect,
                       "y2", (double) e_minicard->height - 1,
                       NULL );
        
        gnome_canvas_item_set( e_minicard->rect,
                       "x2", (double) e_minicard->width - 1.0,
                       "y2", (double) e_minicard->height - 1.0,
                       NULL );
        gnome_canvas_item_set( e_minicard->header_rect,
                       "x2", (double) e_minicard->width - 3.0,
                       NULL );

        if (old_height != e_minicard->height)
            e_canvas_item_request_parent_reflow(item);
    }
}

char *
e_minicard_get_card_id (EMinicard *minicard)
{
    g_return_val_if_fail(minicard != NULL, NULL);
    g_return_val_if_fail(E_IS_MINICARD(minicard), NULL);

    if (minicard->card) {
        return e_card_get_id(minicard->card);
    } else {
        return "";
    }
}

int
e_minicard_compare (EMinicard *minicard1, EMinicard *minicard2)
{
    g_return_val_if_fail(minicard1 != NULL, 0);
    g_return_val_if_fail(E_IS_MINICARD(minicard1), 0);
    g_return_val_if_fail(minicard2 != NULL, 0);
    g_return_val_if_fail(E_IS_MINICARD(minicard2), 0);

    if (minicard1->card && minicard2->card) {
        char *file_as1, *file_as2;
        gtk_object_get(GTK_OBJECT(minicard1->card),
                   "file_as", &file_as1,
                   NULL);
        gtk_object_get(GTK_OBJECT(minicard2->card),
                   "file_as", &file_as2,
                   NULL);
        if (file_as1 && file_as2)
            return strcasecmp(file_as1, file_as2);
        if (file_as1)
            return -1;
        if (file_as2)
            return 1;
        return strcmp(e_minicard_get_card_id(minicard1), e_minicard_get_card_id(minicard2));
    } else {
        return 0;
    }
}

int
e_minicard_selected (EMinicard *minicard, GdkEvent *event)
{
    gint ret_val = 0;
    gtk_signal_emit(GTK_OBJECT(minicard),
            e_minicard_signals[SELECTED],
            event, &ret_val);
    return ret_val;
}

static gint
e_minicard_drag_begin (EMinicard *minicard, GdkEvent *event)
{
    gint ret_val = 0;
    gtk_signal_emit (GTK_OBJECT(minicard),
             e_minicard_signals[DRAG_BEGIN],
             event, &ret_val);
    return ret_val;
}