path: root/libempathy-gtk/empathy-new-message-dialog.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * Copyright (C) 2007-2008 Collabora Ltd.
 *
 * This library 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 2.1 of the License, or (at your option) any later version.
 *
 * This library 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 this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * Authors: Xavier Claessens <xclaesse@gmail.com>
 */

#include <config.h>

#include <string.h>
#include <stdlib.h>

#include <gtk/gtk.h>
#include <glib/gi18n-lib.h>

#include <libempathy/empathy-tp-contact-factory.h>
#include <libempathy/empathy-contact-manager.h>
#include <libempathy/empathy-dispatcher.h>
#include <libempathy/empathy-utils.h>

#define DEBUG_FLAG EMPATHY_DEBUG_CONTACT
#include <libempathy/empathy-debug.h>

#include <libempathy-gtk/empathy-ui-utils.h>
#include <libempathy-gtk/empathy-images.h>

#include "empathy-new-message-dialog.h"
#include "empathy-account-chooser.h"

static EmpathyNewMessageDialog *dialog_singleton = NULL;

G_DEFINE_TYPE(EmpathyNewMessageDialog, empathy_new_message_dialog,
                       GTK_TYPE_DIALOG)

/**
 * SECTION:empathy-new-message-dialog
 * @title: EmpathyNewMessageDialog
 * @short_description: A dialog to show a new message
 * @include: libempathy-gtk/empathy-new-message-dialog.h
 *
 * #EmpathyNewMessageDialog is a dialog which allows a text chat or
 * call to be started with any contact on any enabled account.
 */

typedef struct _EmpathyNewMessageDialogPriv EmpathyNewMessageDialogPriv;

struct _EmpathyNewMessageDialogPriv {
    GtkWidget *dialog;
    GtkWidget *table_contact;
    GtkWidget *account_chooser;
    GtkWidget *entry_id;
    GtkWidget *button_chat;
    EmpathyContactManager *contact_manager;
};

#define GET_PRIV(o) \
  (G_TYPE_INSTANCE_GET_PRIVATE ((o), EMPATHY_TYPE_NEW_MESSAGE_DIALOG, \
    EmpathyNewMessageDialogPriv))

enum {
    COMPLETION_COL_TEXT,
    COMPLETION_COL_ID,
    COMPLETION_COL_NAME,
} CompletionCol;

static void
new_message_dialog_account_changed_cb (GtkWidget               *widget,
                       EmpathyNewMessageDialog *dialog)
{
    EmpathyNewMessageDialogPriv *priv = GET_PRIV (dialog);
    EmpathyAccountChooser *chooser;
    TpConnection          *connection;
    EmpathyTpContactList *contact_list;
    GList                *members;
    GtkListStore         *store;
    GtkEntryCompletion   *completion;
    GtkTreeIter           iter;
    gchar                *tmpstr;

    /* Remove completions */
    completion = gtk_entry_get_completion (GTK_ENTRY (priv->entry_id));
    store = GTK_LIST_STORE (gtk_entry_completion_get_model (completion));
    gtk_list_store_clear (store);

    /* Get members of the new account */
    chooser = EMPATHY_ACCOUNT_CHOOSER (priv->account_chooser);
    connection = empathy_account_chooser_get_connection (chooser);
    if (!connection) {
        return;
    }
    contact_list = empathy_contact_manager_get_list (priv->contact_manager,
                             connection);
    members = empathy_contact_list_get_members (EMPATHY_CONTACT_LIST (contact_list));

    /* Add members to the completion */
    while (members) {
        EmpathyContact *contact = members->data;

        DEBUG ("Adding contact ID %s, Name %s",
               empathy_contact_get_id (contact),
               empathy_contact_get_name (contact));

        tmpstr = g_strdup_printf ("%s (%s)",
            empathy_contact_get_name (contact),
            empathy_contact_get_id (contact));

        gtk_list_store_insert_with_values (store, &iter, -1,
            COMPLETION_COL_TEXT, tmpstr,
            COMPLETION_COL_ID, empathy_contact_get_id (contact),
            COMPLETION_COL_NAME, empathy_contact_get_name (contact),
            -1);

        g_free (tmpstr);

        g_object_unref (contact);
        members = g_list_delete_link (members, members);
    }
}

static gboolean
new_message_dialog_match_selected_cb (GtkEntryCompletion *widget,
                      GtkTreeModel       *model,
                      GtkTreeIter        *iter,
                      EmpathyNewMessageDialog *dialog)
{
    EmpathyNewMessageDialogPriv *priv = GET_PRIV (dialog);
    gchar *id;

    if (!iter || !model) {
        return FALSE;
    }

    gtk_tree_model_get (model, iter, COMPLETION_COL_ID, &id, -1);
    gtk_entry_set_text (GTK_ENTRY (priv->entry_id), id);

    DEBUG ("Got selected match **%s**", id);

    g_free (id);

    return TRUE;
}

static gboolean
new_message_dialog_match_func (GtkEntryCompletion *completion,
                   const gchar        *key,
                   GtkTreeIter        *iter,
                   gpointer            user_data)
{
    GtkTreeModel *model;
    gchar        *id;
    gchar        *name;

    model = gtk_entry_completion_get_model (completion);
    if (!model || !iter) {
        return FALSE;
    }

    gtk_tree_model_get (model, iter, COMPLETION_COL_NAME, &name, -1);
    if (strstr (name, key)) {
        DEBUG ("Key %s is matching name **%s**", key, name);
        g_free (name);
        return TRUE;
    }
    g_free (name);

    gtk_tree_model_get (model, iter, COMPLETION_COL_ID, &id, -1);
    if (strstr (id, key)) {
        DEBUG ("Key %s is matching ID **%s**", key, id);
        g_free (id);
        return TRUE;
    }
    g_free (id);

    return FALSE;
}

static void
new_message_dialog_response_cb (GtkWidget               *widget,
                gint                    response,
                EmpathyNewMessageDialog *dialog)
{
    EmpathyNewMessageDialogPriv *priv = GET_PRIV (dialog);
    TpConnection *connection;
    const gchar *id;

    connection = empathy_account_chooser_get_connection (
        EMPATHY_ACCOUNT_CHOOSER (priv->account_chooser));
    id = gtk_entry_get_text (GTK_ENTRY (priv->entry_id));
    if (!connection || EMP_STR_EMPTY (id)) {
        gtk_widget_destroy (widget);
        return;
    }

    if (response == GTK_RESPONSE_ACCEPT) {
        empathy_dispatcher_chat_with_contact_id (connection, id, NULL, NULL);
    }

    gtk_widget_destroy (widget);
}

static void
new_message_change_state_button_cb  (GtkEditable             *editable,
                     EmpathyNewMessageDialog *dialog)
{
    EmpathyNewMessageDialogPriv *priv = GET_PRIV (dialog);
    const gchar *id;
    gboolean     sensitive;

    id = gtk_entry_get_text (GTK_ENTRY (editable));
    sensitive = !EMP_STR_EMPTY (id);

    gtk_widget_set_sensitive (priv->button_chat, sensitive);
}

static GObject *
empathy_new_message_dialog_constructor (GType type,
                        guint n_props,
                        GObjectConstructParam *props)
{
    GObject *retval;

    if (dialog_singleton) {
        retval = G_OBJECT (dialog_singleton);
        g_object_ref (retval);
    }
    else {
        retval = G_OBJECT_CLASS (
        empathy_new_message_dialog_parent_class)->constructor (type,
            n_props, props);

        dialog_singleton = EMPATHY_NEW_MESSAGE_DIALOG (retval);
        g_object_add_weak_pointer (retval, (gpointer) &dialog_singleton);
    }

    return retval;
}

static void
empathy_new_message_dialog_init (EmpathyNewMessageDialog *dialog)
{
    EmpathyNewMessageDialogPriv *priv = GET_PRIV (dialog);
    GtkBuilder                     *gui;
    gchar                          *filename;
    GtkEntryCompletion             *completion;
    GtkListStore                   *model;
    GtkWidget                      *content_area;
    GtkWidget                      *image;

    /* create a contact manager */
    priv->contact_manager = empathy_contact_manager_dup_singleton ();

    filename = empathy_file_lookup ("empathy-new-message-dialog.ui",
                    "libempathy-gtk");
    gui = empathy_builder_get_file (filename,
                        "table_contact", &priv->table_contact,
                        "entry_id", &priv->entry_id,
                        NULL);
    g_free (filename);

    content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
    gtk_container_add (GTK_CONTAINER (content_area), priv->table_contact);

    /* add buttons */
    gtk_dialog_add_button (GTK_DIALOG (dialog),
        GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);

    priv->button_chat = gtk_button_new_with_mnemonic (_("C_hat"));
    image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_NEW_MESSAGE,
        GTK_ICON_SIZE_BUTTON);
    gtk_button_set_image (GTK_BUTTON (priv->button_chat), image);

    gtk_dialog_add_action_widget (GTK_DIALOG (dialog), priv->button_chat,
        GTK_RESPONSE_ACCEPT);
    gtk_widget_show (priv->button_chat);

    /* Tweak the dialog */
    gtk_dialog_set_has_separator (GTK_DIALOG (dialog), FALSE);

    gtk_window_set_title (GTK_WINDOW (dialog), _("New Conversation"));
    gtk_window_set_role (GTK_WINDOW (dialog), "new_message");
    gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
    gtk_window_set_position (GTK_WINDOW (dialog), GTK_WIN_POS_CENTER_ON_PARENT);
    gtk_window_set_type_hint (GTK_WINDOW (dialog), GDK_WINDOW_TYPE_HINT_DIALOG);

    /* text completion */
    completion = gtk_entry_completion_new ();
    model = gtk_list_store_new (3, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);
    gtk_entry_completion_set_text_column (completion, COMPLETION_COL_TEXT);
    gtk_entry_completion_set_match_func (completion,
                         new_message_dialog_match_func,
                         NULL, NULL);
    gtk_entry_completion_set_model (completion, GTK_TREE_MODEL (model));
    gtk_entry_set_completion (GTK_ENTRY (priv->entry_id), completion);
    g_signal_connect (completion, "match-selected",
              G_CALLBACK (new_message_dialog_match_selected_cb),
              dialog);
    g_object_unref (completion);
    g_object_unref (model);

    g_signal_connect (dialog, "response",
            G_CALLBACK (new_message_dialog_response_cb), dialog);

    empathy_builder_connect (gui, dialog,
                   "entry_id", "changed", new_message_change_state_button_cb,
                   NULL);

    g_object_unref (gui);

    /* Create account chooser */
    priv->account_chooser = empathy_account_chooser_new ();
    gtk_table_attach_defaults (GTK_TABLE (priv->table_contact),
                   priv->account_chooser,
                   1, 2, 0, 1);
    empathy_account_chooser_set_filter (EMPATHY_ACCOUNT_CHOOSER (priv->account_chooser),
                        empathy_account_chooser_filter_is_connected,
                        NULL);
    gtk_widget_show (priv->account_chooser);

    new_message_dialog_account_changed_cb (priv->account_chooser, dialog);
    g_signal_connect (priv->account_chooser, "changed",
              G_CALLBACK (new_message_dialog_account_changed_cb),
              dialog);

    gtk_widget_set_sensitive (priv->button_chat, FALSE);
}

static void
empathy_new_message_dialog_dispose (GObject *object)
{
    EmpathyNewMessageDialogPriv *priv = GET_PRIV (object);

    if (priv->contact_manager != NULL) {
        g_object_unref (priv->contact_manager);
        priv->contact_manager = NULL;
    }

    if (G_OBJECT_CLASS (empathy_new_message_dialog_parent_class)->dispose)
        G_OBJECT_CLASS (empathy_new_message_dialog_parent_class)->dispose (object);
}

static void
empathy_new_message_dialog_class_init (
  EmpathyNewMessageDialogClass *class)
{
    GObjectClass *object_class = G_OBJECT_CLASS (class);

    g_type_class_add_private (class, sizeof (EmpathyNewMessageDialogPriv));

    object_class->constructor = empathy_new_message_dialog_constructor;

    object_class->dispose = empathy_new_message_dialog_dispose;
}

/**
 * empathy_new_message_dialog_new:
 * @parent: parent #GtkWindow of the dialog
 *
 * Create a new #EmpathyNewMessageDialog it.
 *
 * Return value: the new #EmpathyNewMessageDialog
 */
GtkWidget *
empathy_new_message_dialog_show (GtkWindow *parent)
{
    GtkWidget *dialog;

    dialog = g_object_new (EMPATHY_TYPE_NEW_MESSAGE_DIALOG, NULL);

    if (parent) {
        gtk_window_set_transient_for (GTK_WINDOW (dialog),
                          GTK_WINDOW (parent));
    }

    gtk_widget_show (dialog);
    return dialog;
}