diff options
Diffstat (limited to 'widgets/e-msg-composer.c')
| -rw-r--r-- | widgets/e-msg-composer.c | 441 |
1 files changed, 441 insertions, 0 deletions
diff --git a/widgets/e-msg-composer.c b/widgets/e-msg-composer.c new file mode 100644 index 0000000000..70602c0018 --- /dev/null +++ b/widgets/e-msg-composer.c @@ -0,0 +1,441 @@ +/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ +/* e-msg-composer.c + * + * Copyright (C) 1999 Helix Code, Inc. + * + * 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. + * + * Author: Ettore Perazzoli + */ + +/* + + TODO + + - Somehow users should be able to see if any file(s) are attached even when + the attachment bar is not shown. + +*/ + +#ifdef _HAVE_CONFIG_H +#include <config.h> +#endif + +#include <gnome.h> +#include <glade/glade.h> +#include <camel/camel.h> + +#include "e-msg-composer.h" +#include "e-msg-composer-attachment-bar.h" +#include "e-msg-composer-hdrs.h" + + +#define DEFAULT_WIDTH 600 +#define DEFAULT_HEIGHT 500 + + +enum { + SEND, + POSTPONE, + LAST_SIGNAL +}; + +static guint signals[LAST_SIGNAL] = { 0 }; + +static GnomeAppClass *parent_class = NULL; + + +/* This functions builds a CamelMimeMessage for the message that the user has + composed in `composer'. */ +static CamelMimeMessage * +build_message (EMsgComposer *composer) +{ + CamelMimeMessage *new; + CamelMimeBodyPart *body_part; + CamelMultipart *multipart; + gchar *text; + + new = camel_mime_message_new_with_session (NULL); + + e_msg_composer_hdrs_to_message (E_MSG_COMPOSER_HDRS (composer->hdrs), + new); + + multipart = camel_multipart_new (); + body_part = camel_mime_body_part_new (); + + text = gtk_editable_get_chars (GTK_EDITABLE (composer->text), 0, -1); + camel_mime_part_set_text (CAMEL_MIME_PART (body_part), text); + camel_multipart_add_part (multipart, body_part); + + e_msg_composer_attachment_bar_to_multipart + (E_MSG_COMPOSER_ATTACHMENT_BAR (composer->attachment_bar), + multipart); + + camel_medium_set_content_object (CAMEL_MEDIUM (new), + CAMEL_DATA_WRAPPER (multipart)); + + /* FIXME refcounting is most certainly wrong. We want all the stuff to + be destroyed when we unref() the message. */ + + return new; +} + + +static void +show_attachments (EMsgComposer *composer, + gboolean show) +{ + if (show) { + gtk_widget_show (composer->attachment_scrolled_window); + gtk_widget_show (composer->attachment_bar); + } else { + gtk_widget_hide (composer->attachment_scrolled_window); + gtk_widget_hide (composer->attachment_bar); + } + + composer->attachment_bar_visible = show; + + /* Update the GUI. */ + + gtk_check_menu_item_set_active + (GTK_CHECK_MENU_ITEM + (glade_xml_get_widget (composer->menubar_gui, + "menu_view_attachments")), + show); + + /* XXX we should update the toggle toolbar item as well. At + this point, it is not a toggle because Glade is broken. */ +} + + +/* Callbacks. */ + +static void +send_cb (GtkWidget *widget, + gpointer data) +{ + gtk_signal_emit (GTK_OBJECT (data), signals[SEND]); +} + +static void +menu_view_attachments_activate_cb (GtkWidget *widget, + gpointer data) +{ + e_msg_composer_show_attachments (E_MSG_COMPOSER (data), + GTK_CHECK_MENU_ITEM (widget)->active); +} + +static void +toolbar_view_attachments_clicked_cb (GtkWidget *widget, + gpointer data) +{ + EMsgComposer *composer; + + composer = E_MSG_COMPOSER (data); + + e_msg_composer_show_attachments (composer, + ! composer->attachment_bar_visible); +} + +static void +add_attachment_cb (GtkWidget *widget, + gpointer data) +{ + EMsgComposer *composer; + + composer = E_MSG_COMPOSER (data); + + e_msg_composer_attachment_bar_attach + (E_MSG_COMPOSER_ATTACHMENT_BAR (composer->attachment_bar), + NULL); +} + +static void +glade_connect (GladeXML *gui, + const gchar *widget_name, + const gchar *signal_name, + GtkSignalFunc callback, + gpointer callback_data) +{ + GtkWidget *widget; + + widget = glade_xml_get_widget (gui, widget_name); + if (widget == NULL) + g_warning ("Widget `%s' was not found.", widget_name); + else + gtk_signal_connect (GTK_OBJECT (widget), signal_name, + GTK_SIGNAL_FUNC (callback), callback_data); +} + +static void +attachment_bar_changed (EMsgComposerAttachmentBar *bar, + gpointer data) +{ + EMsgComposer *composer; + + composer = E_MSG_COMPOSER (data); + + if (e_msg_composer_attachment_bar_get_num_attachments (bar) > 0) + e_msg_composer_show_attachments (composer, TRUE); + else + e_msg_composer_show_attachments (composer, FALSE); +} + +static void +setup_signals (EMsgComposer *composer) +{ + glade_connect (composer->menubar_gui, "menu_send", + "activate", GTK_SIGNAL_FUNC (send_cb), composer); + glade_connect (composer->toolbar_gui, "toolbar_send", + "clicked", GTK_SIGNAL_FUNC (send_cb), composer); + + glade_connect (composer->menubar_gui, "menu_view_attachments", + "activate", + GTK_SIGNAL_FUNC (menu_view_attachments_activate_cb), + composer); + glade_connect (composer->toolbar_gui, "toolbar_view_attachments", + "clicked", + GTK_SIGNAL_FUNC (toolbar_view_attachments_clicked_cb), + composer); + + glade_connect (composer->menubar_gui, "menu_add_attachment", + "activate", + GTK_SIGNAL_FUNC (add_attachment_cb), composer); + glade_connect (composer->toolbar_gui, "toolbar_add_attachment", + "clicked", + GTK_SIGNAL_FUNC (add_attachment_cb), composer); + + gtk_signal_connect (GTK_OBJECT (composer->attachment_bar), + "changed", + GTK_SIGNAL_FUNC (attachment_bar_changed), + composer); +} + + +/* GtkObject methods. */ + +static void +destroy (GtkObject *object) +{ + EMsgComposer *composer; + + composer = E_MSG_COMPOSER (object); + + gtk_object_unref (GTK_OBJECT (composer->menubar_gui)); + gtk_object_unref (GTK_OBJECT (composer->toolbar_gui)); + gtk_object_unref (GTK_OBJECT (composer->appbar_gui)); + + if (GTK_OBJECT_CLASS (parent_class)->destroy != NULL) + (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); +} + + +static void +class_init (EMsgComposerClass *klass) +{ + GtkObjectClass *object_class; + + object_class = (GtkObjectClass *) klass; + + object_class->destroy = destroy; + + parent_class = gtk_type_class (gnome_app_get_type ()); + + signals[SEND] = + gtk_signal_new ("send", + GTK_RUN_LAST, + object_class->type, + GTK_SIGNAL_OFFSET (EMsgComposerClass, send), + gtk_marshal_NONE__NONE, + GTK_TYPE_NONE, 0); + + signals[POSTPONE] = + gtk_signal_new ("postpone", + GTK_RUN_LAST, + object_class->type, + GTK_SIGNAL_OFFSET (EMsgComposerClass, postpone), + gtk_marshal_NONE__NONE, + GTK_TYPE_NONE, 0); + + gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL); +} + +static void +init (EMsgComposer *composer) +{ + composer->menubar_gui = NULL; + composer->toolbar_gui = NULL; + composer->appbar_gui = NULL; + + composer->hdrs = NULL; + + composer->text = NULL; + composer->text_scrolled_window = NULL; + + composer->attachment_bar = NULL; + composer->attachment_scrolled_window = NULL; +} + + +GtkType +e_msg_composer_get_type (void) +{ + static GtkType type = 0; + + if (type == 0) { + static const GtkTypeInfo info = { + "EMsgComposer", + sizeof (EMsgComposer), + sizeof (EMsgComposerClass), + (GtkClassInitFunc) class_init, + (GtkObjectInitFunc) init, + /* reserved_1 */ NULL, + /* reserved_2 */ NULL, + (GtkClassInitFunc) NULL, + }; + + type = gtk_type_unique (gnome_app_get_type (), &info); + } + + return type; +} + + +void +e_msg_composer_construct (EMsgComposer *composer) +{ + GtkWidget *vbox; + + gtk_window_set_default_size (GTK_WINDOW (composer), + DEFAULT_WIDTH, DEFAULT_HEIGHT); + + gnome_app_construct (GNOME_APP (composer), "e-msg-composer", + "Compose a message"); + + composer->menubar_gui = glade_xml_new (E_GUIDIR "/e-msg-composer.glade", + "menubar"); + gnome_app_set_menus (GNOME_APP (composer), + GTK_MENU_BAR (glade_xml_get_widget (composer->menubar_gui, + "menubar"))); + + composer->toolbar_gui = glade_xml_new (E_GUIDIR "/e-msg-composer.glade", + "toolbar"); + gnome_app_set_toolbar (GNOME_APP (composer), + GTK_TOOLBAR (glade_xml_get_widget (composer->toolbar_gui, + "toolbar"))); + + composer->appbar_gui = glade_xml_new (E_GUIDIR "/e-msg-composer.glade", + "appbar"); + gnome_app_set_statusbar (GNOME_APP (composer), + glade_xml_get_widget (composer->appbar_gui, + "appbar")); + + vbox = gtk_vbox_new (FALSE, GNOME_PAD); + + composer->hdrs = e_msg_composer_hdrs_new (); + gtk_box_pack_start (GTK_BOX (vbox), composer->hdrs, FALSE, TRUE, 0); + gtk_widget_show (composer->hdrs); + + /* GtkText for message body editing, wrapped into a + GtkScrolledWindow. */ + + composer->text_scrolled_window = gtk_scrolled_window_new (NULL, NULL); + gtk_scrolled_window_set_policy + (GTK_SCROLLED_WINDOW (composer->text_scrolled_window), + GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); + composer->text = gtk_text_new (NULL, NULL); + gtk_text_set_word_wrap (GTK_TEXT (composer->text), FALSE); + gtk_text_set_editable (GTK_TEXT (composer->text), TRUE); + gtk_container_add (GTK_CONTAINER (composer->text_scrolled_window), + composer->text); + gtk_widget_show (composer->text); + gtk_box_pack_start (GTK_BOX (vbox), composer->text_scrolled_window, + TRUE, TRUE, 0); + gtk_widget_show (composer->text_scrolled_window); + + /* Attachment editor, wrapped into a GtkScrolledWindow. We don't + show it for now. */ + + composer->attachment_scrolled_window = gtk_scrolled_window_new (NULL, + NULL); + gtk_scrolled_window_set_policy + (GTK_SCROLLED_WINDOW (composer->attachment_scrolled_window), + GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); + composer->attachment_bar = e_msg_composer_attachment_bar_new (NULL); + GTK_WIDGET_SET_FLAGS (composer->attachment_bar, GTK_CAN_FOCUS); + gtk_container_add (GTK_CONTAINER (composer->attachment_scrolled_window), + composer->attachment_bar); + gtk_box_pack_start (GTK_BOX (vbox), + composer->attachment_scrolled_window, + FALSE, TRUE, 0); + + gnome_app_set_contents (GNOME_APP (composer), vbox); + gtk_widget_show (vbox); + + e_msg_composer_show_attachments (composer, FALSE); + + setup_signals (composer); +} + +GtkWidget * +e_msg_composer_new (void) +{ + GtkWidget *new; + + new = gtk_type_new (e_msg_composer_get_type ()); + e_msg_composer_construct (E_MSG_COMPOSER (new)); + + return new; +} + + +/** + * e_msg_composer_show_attachments: + * @composer: A message composer widget + * @show: A boolean specifying whether the attachment bar should be shown or + * not + * + * If @show is %FALSE, hide the attachment bar. Otherwise, show it. + **/ +void +e_msg_composer_show_attachments (EMsgComposer *composer, + gboolean show) +{ + g_return_if_fail (composer != NULL); + g_return_if_fail (E_IS_MSG_COMPOSER (composer)); + + show_attachments (composer, show); +} + + +/** + * e_msg_composer_get_message: + * @composer: A message composer widget + * + * Retrieve the message edited by the user as a CamelMimeMessage. The + * CamelMimeMessage object is created on the fly; subsequent calls to this + * function will always create new objects from scratch. + * + * Return value: A pointer to the new CamelMimeMessage object + **/ +CamelMimeMessage * +e_msg_composer_get_message (EMsgComposer *composer) +{ + g_return_val_if_fail (composer != NULL, NULL); + g_return_val_if_fail (E_IS_MSG_COMPOSER (composer), NULL); + + return build_message (composer); +} |