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evolution/widgets/misc/e-attachment-view.c

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/*
* e-attachment-view.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/>
*
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#include "e-attachment-view.h"
#include <config.h>
#include <glib/gi18n.h>
#include <gdk/gdkkeysyms.h>
#include <camel/camel-stream-mem.h>
#include "e-util/e-binding.h"
#include "e-util/e-util.h"
#include "e-attachment-dialog.h"
#include "e-attachment-handler-image.h"
#include "e-attachment-handler-sendto.h"
enum {
UPDATE_ACTIONS,
LAST_SIGNAL
};
/* Note: Do not use the info field. */
static GtkTargetEntry target_table[] = {
{ (gchar *) "_NETSCAPE_URL", 0, 0 },
{ (gchar *) "text/x-vcard", 0, 0 },
{ (gchar *) "text/calendar", 0, 0 }
};
static const gchar *ui =
"<ui>"
" <popup name='context'>"
" <menuitem action='cancel'/>"
" <menuitem action='save-as'/>"
" <menuitem action='remove'/>"
" <menuitem action='properties'/>"
" <separator/>"
" <placeholder name='inline-actions'>"
" <menuitem action='show'/>"
" <menuitem action='hide'/>"
" </placeholder>"
" <separator/>"
" <placeholder name='custom-actions'/>"
" <separator/>"
" <menuitem action='add'/>"
" <separator/>"
" <placeholder name='open-actions'/>"
" </popup>"
"</ui>";
static gulong signals[LAST_SIGNAL];
static void
action_add_cb (GtkAction *action,
EAttachmentView *view)
{
EAttachmentStore *store;
gpointer parent;
parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
parent = GTK_WIDGET_TOPLEVEL (parent) ? parent : NULL;
store = e_attachment_view_get_store (view);
e_attachment_store_run_load_dialog (store, parent);
}
static void
action_cancel_cb (GtkAction *action,
EAttachmentView *view)
{
EAttachment *attachment;
GList *selected;
selected = e_attachment_view_get_selected_attachments (view);
g_return_if_fail (g_list_length (selected) == 1);
attachment = selected->data;
e_attachment_cancel (attachment);
g_list_foreach (selected, (GFunc) g_object_unref, NULL);
g_list_free (selected);
}
static void
action_hide_cb (GtkAction *action,
EAttachmentView *view)
{
EAttachment *attachment;
GList *selected;
selected = e_attachment_view_get_selected_attachments (view);
g_return_if_fail (g_list_length (selected) == 1);
attachment = selected->data;
e_attachment_set_shown (attachment, FALSE);
g_list_foreach (selected, (GFunc) g_object_unref, NULL);
g_list_free (selected);
}
static void
action_open_in_cb (GtkAction *action,
EAttachmentView *view)
{
GAppInfo *app_info;
GtkTreePath *path;
GList *selected;
selected = e_attachment_view_get_selected_paths (view);
g_return_if_fail (g_list_length (selected) == 1);
path = selected->data;
app_info = g_object_get_data (G_OBJECT (action), "app-info");
g_return_if_fail (G_IS_APP_INFO (app_info));
e_attachment_view_open_path (view, path, app_info);
g_list_foreach (selected, (GFunc) gtk_tree_path_free, NULL);
g_list_free (selected);
}
static void
action_properties_cb (GtkAction *action,
EAttachmentView *view)
{
EAttachment *attachment;
GtkWidget *dialog;
GList *selected;
gpointer parent;
selected = e_attachment_view_get_selected_attachments (view);
g_return_if_fail (g_list_length (selected) == 1);
attachment = selected->data;
parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
parent = GTK_WIDGET_TOPLEVEL (parent) ? parent : NULL;
dialog = e_attachment_dialog_new (parent, attachment);
gtk_dialog_run (GTK_DIALOG (dialog));
gtk_widget_destroy (dialog);
g_list_foreach (selected, (GFunc) g_object_unref, NULL);
g_list_free (selected);
}
static void
action_recent_cb (GtkAction *action,
EAttachmentView *view)
{
GtkRecentChooser *chooser;
EAttachmentStore *store;
EAttachment *attachment;
gpointer parent;
gchar *uri;
chooser = GTK_RECENT_CHOOSER (action);
store = e_attachment_view_get_store (view);
parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
parent = GTK_WIDGET_TOPLEVEL (parent) ? parent : NULL;
uri = gtk_recent_chooser_get_current_uri (chooser);
attachment = e_attachment_new_for_uri (uri);
e_attachment_store_add_attachment (store, attachment);
e_attachment_load_async (
attachment, (GAsyncReadyCallback)
e_attachment_load_handle_error, parent);
g_free (uri);
}
static void
action_remove_cb (GtkAction *action,
EAttachmentView *view)
{
e_attachment_view_remove_selected (view, FALSE);
}
static void
action_save_all_cb (GtkAction *action,
EAttachmentView *view)
{
EAttachmentStore *store;
GList *selected, *iter;
GFile *destination;
gpointer parent;
store = e_attachment_view_get_store (view);
parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
parent = GTK_WIDGET_TOPLEVEL (parent) ? parent : NULL;
/* XXX We lose the previous selection. */
e_attachment_view_select_all (view);
selected = e_attachment_view_get_selected_attachments (view);
e_attachment_view_unselect_all (view);
destination = e_attachment_store_run_save_dialog (
store, selected, parent);
if (destination == NULL)
goto exit;
for (iter = selected; iter != NULL; iter = iter->next) {
EAttachment *attachment = iter->data;
e_attachment_save_async (
attachment, destination, (GAsyncReadyCallback)
e_attachment_save_handle_error, parent);
}
g_object_unref (destination);
exit:
g_list_foreach (selected, (GFunc) g_object_unref, NULL);
g_list_free (selected);
}
static void
action_save_as_cb (GtkAction *action,
EAttachmentView *view)
{
EAttachmentStore *store;
GList *selected, *iter;
GFile *destination;
gpointer parent;
store = e_attachment_view_get_store (view);
parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
parent = GTK_WIDGET_TOPLEVEL (parent) ? parent : NULL;
selected = e_attachment_view_get_selected_attachments (view);
destination = e_attachment_store_run_save_dialog (
store, selected, parent);
if (destination == NULL)
goto exit;
for (iter = selected; iter != NULL; iter = iter->next) {
EAttachment *attachment = iter->data;
e_attachment_save_async (
attachment, destination, (GAsyncReadyCallback)
e_attachment_save_handle_error, parent);
}
g_object_unref (destination);
exit:
g_list_foreach (selected, (GFunc) g_object_unref, NULL);
g_list_free (selected);
}
static void
action_show_cb (GtkAction *action,
EAttachmentView *view)
{
EAttachment *attachment;
GList *selected;
selected = e_attachment_view_get_selected_attachments (view);
g_return_if_fail (g_list_length (selected) == 1);
attachment = selected->data;
e_attachment_set_shown (attachment, TRUE);
g_list_foreach (selected, (GFunc) g_object_unref, NULL);
g_list_free (selected);
}
static GtkActionEntry standard_entries[] = {
{ "cancel",
GTK_STOCK_CANCEL,
NULL,
NULL,
NULL, /* XXX Add a tooltip! */
G_CALLBACK (action_cancel_cb) },
{ "save-all",
GTK_STOCK_SAVE_AS,
N_("S_ave All"),
NULL,
NULL, /* XXX Add a tooltip! */
G_CALLBACK (action_save_all_cb) },
{ "save-as",
GTK_STOCK_SAVE_AS,
NULL,
NULL,
NULL, /* XXX Add a tooltip! */
G_CALLBACK (action_save_as_cb) },
/* Alternate "save-all" label, for when
* the attachment store has one row. */
{ "save-one",
GTK_STOCK_SAVE_AS,
NULL,
NULL,
NULL, /* XXX Add a tooltip! */
G_CALLBACK (action_save_all_cb) },
};
static GtkActionEntry editable_entries[] = {
{ "add",
GTK_STOCK_ADD,
N_("A_dd Attachment..."),
NULL,
N_("Attach a file"),
G_CALLBACK (action_add_cb) },
{ "properties",
GTK_STOCK_PROPERTIES,
NULL,
NULL,
NULL, /* XXX Add a tooltip! */
G_CALLBACK (action_properties_cb) },
{ "remove",
GTK_STOCK_REMOVE,
NULL,
NULL,
NULL, /* XXX Add a tooltip! */
G_CALLBACK (action_remove_cb) }
};
static GtkActionEntry inline_entries[] = {
{ "hide",
NULL,
N_("_Hide"),
NULL,
NULL, /* XXX Add a tooltip! */
G_CALLBACK (action_hide_cb) },
{ "show",
NULL,
N_("_View Inline"),
NULL,
NULL, /* XXX Add a tooltip! */
G_CALLBACK (action_show_cb) }
};
static void
attachment_view_netscape_url (EAttachmentView *view,
GdkDragContext *drag_context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint time)
{
static GdkAtom atom = GDK_NONE;
EAttachmentStore *store;
EAttachment *attachment;
const gchar *data;
gpointer parent;
gchar *copied_data;
gchar **strv;
gint length;
if (G_UNLIKELY (atom == GDK_NONE))
atom = gdk_atom_intern_static_string ("_NETSCAPE_URL");
if (gtk_selection_data_get_target (selection_data) != atom)
return;
g_signal_stop_emission_by_name (view, "drag-data-received");
/* _NETSCAPE_URL is represented as "URI\nTITLE" */
data = (const gchar *) gtk_selection_data_get_data (selection_data);
length = gtk_selection_data_get_length (selection_data);
copied_data = g_strndup (data, length);
strv = g_strsplit (copied_data, "\n", 2);
g_free (copied_data);
store = e_attachment_view_get_store (view);
parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
parent = GTK_WIDGET_TOPLEVEL (parent) ? parent : NULL;
attachment = e_attachment_new_for_uri (strv[0]);
e_attachment_store_add_attachment (store, attachment);
e_attachment_load_async (
attachment, (GAsyncReadyCallback)
e_attachment_load_handle_error, parent);
g_object_unref (attachment);
g_strfreev (strv);
gtk_drag_finish (drag_context, TRUE, FALSE, time);
}
static void
attachment_view_text_calendar (EAttachmentView *view,
GdkDragContext *drag_context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint time)
{
static GdkAtom atom = GDK_NONE;
EAttachmentStore *store;
EAttachment *attachment;
CamelMimePart *mime_part;
GdkAtom data_type;
const gchar *data;
gpointer parent;
gchar *content_type;
gint length;
if (G_UNLIKELY (atom == GDK_NONE))
atom = gdk_atom_intern_static_string ("text/calendar");
if (gtk_selection_data_get_target (selection_data) != atom)
return;
g_signal_stop_emission_by_name (view, "drag-data-received");
data = (const gchar *) gtk_selection_data_get_data (selection_data);
length = gtk_selection_data_get_length (selection_data);
data_type = gtk_selection_data_get_data_type (selection_data);
mime_part = camel_mime_part_new ();
content_type = gdk_atom_name (data_type);
camel_mime_part_set_content (mime_part, data, length, content_type);
camel_mime_part_set_disposition (mime_part, "inline");
g_free (content_type);
store = e_attachment_view_get_store (view);
parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
parent = GTK_WIDGET_TOPLEVEL (parent) ? parent : NULL;
attachment = e_attachment_new ();
e_attachment_set_mime_part (attachment, mime_part);
e_attachment_store_add_attachment (store, attachment);
e_attachment_load_async (
attachment, (GAsyncReadyCallback)
e_attachment_load_handle_error, parent);
g_object_unref (attachment);
camel_object_unref (mime_part);
gtk_drag_finish (drag_context, TRUE, FALSE, time);
}
static void
attachment_view_text_x_vcard (EAttachmentView *view,
GdkDragContext *drag_context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint time)
{
static GdkAtom atom = GDK_NONE;
EAttachmentStore *store;
EAttachment *attachment;
CamelMimePart *mime_part;
GdkAtom data_type;
const gchar *data;
gpointer parent;
gchar *content_type;
gint length;
if (G_UNLIKELY (atom == GDK_NONE))
atom = gdk_atom_intern_static_string ("text/x-vcard");
if (gtk_selection_data_get_target (selection_data) != atom)
return;
g_signal_stop_emission_by_name (view, "drag-data-received");
data = (const gchar *) gtk_selection_data_get_data (selection_data);
length = gtk_selection_data_get_length (selection_data);
data_type = gtk_selection_data_get_data_type (selection_data);
mime_part = camel_mime_part_new ();
content_type = gdk_atom_name (data_type);
camel_mime_part_set_content (mime_part, data, length, content_type);
camel_mime_part_set_disposition (mime_part, "inline");
g_free (content_type);
store = e_attachment_view_get_store (view);
parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
parent = GTK_WIDGET_TOPLEVEL (parent) ? parent : NULL;
attachment = e_attachment_new ();
e_attachment_set_mime_part (attachment, mime_part);
e_attachment_store_add_attachment (store, attachment);
e_attachment_load_async (
attachment, (GAsyncReadyCallback)
e_attachment_load_handle_error, parent);
g_object_unref (attachment);
camel_object_unref (mime_part);
gtk_drag_finish (drag_context, TRUE, FALSE, time);
}
static void
attachment_view_uris (EAttachmentView *view,
GdkDragContext *drag_context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint time)
{
EAttachmentStore *store;
gpointer parent;
gchar **uris;
gint ii;
uris = gtk_selection_data_get_uris (selection_data);
if (uris == NULL)
return;
g_signal_stop_emission_by_name (view, "drag-data-received");
store = e_attachment_view_get_store (view);
parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
parent = GTK_WIDGET_TOPLEVEL (parent) ? parent : NULL;
for (ii = 0; uris[ii] != NULL; ii++) {
EAttachment *attachment;
attachment = e_attachment_new_for_uri (uris[ii]);
e_attachment_store_add_attachment (store, attachment);
e_attachment_load_async (
attachment, (GAsyncReadyCallback)
e_attachment_load_handle_error, parent);
g_object_unref (attachment);
}
g_strfreev (uris);
gtk_drag_finish (drag_context, TRUE, FALSE, time);
}
static void
attachment_view_update_actions (EAttachmentView *view)
{
EAttachmentViewPrivate *priv;
EAttachment *attachment;
GtkActionGroup *action_group;
GtkAction *action;
GList *list, *iter;
guint n_selected;
gboolean busy = FALSE;
gboolean can_show = FALSE;
gboolean shown = FALSE;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
priv = e_attachment_view_get_private (view);
list = e_attachment_view_get_selected_attachments (view);
n_selected = g_list_length (list);
if (n_selected == 1) {
attachment = g_object_ref (list->data);
busy |= e_attachment_get_loading (attachment);
busy |= e_attachment_get_saving (attachment);
can_show = e_attachment_get_can_show (attachment);
shown = e_attachment_get_shown (attachment);
} else
attachment = NULL;
g_list_foreach (list, (GFunc) g_object_unref, NULL);
g_list_free (list);
action = e_attachment_view_get_action (view, "cancel");
gtk_action_set_visible (action, busy);
action = e_attachment_view_get_action (view, "hide");
gtk_action_set_visible (action, can_show && shown);
action = e_attachment_view_get_action (view, "properties");
gtk_action_set_visible (action, !busy && n_selected == 1);
action = e_attachment_view_get_action (view, "remove");
gtk_action_set_visible (action, !busy && n_selected > 0);
action = e_attachment_view_get_action (view, "save-as");
gtk_action_set_visible (action, !busy && n_selected > 0);
action = e_attachment_view_get_action (view, "show");
gtk_action_set_visible (action, can_show && !shown);
/* Clear out the "openwith" action group. */
gtk_ui_manager_remove_ui (priv->ui_manager, priv->merge_id);
action_group = e_attachment_view_get_action_group (view, "openwith");
e_action_group_remove_all_actions (action_group);
if (attachment == NULL || busy)
return;
list = e_attachment_list_apps (attachment);
for (iter = list; iter != NULL; iter = iter->next) {
GAppInfo *app_info = iter->data;
GtkAction *action;
GIcon *app_icon;
const gchar *app_executable;
const gchar *app_name;
gchar *action_tooltip;
gchar *action_label;
gchar *action_name;
app_executable = g_app_info_get_executable (app_info);
app_icon = g_app_info_get_icon (app_info);
app_name = g_app_info_get_name (app_info);
action_name = g_strdup_printf ("open-in-%s", app_executable);
action_label = g_strdup_printf (_("Open with \"%s\""), app_name);
action_tooltip = g_strdup_printf (
_("Open this attachment in %s"), app_name);
action = gtk_action_new (
action_name, action_label, action_tooltip, NULL);
gtk_action_set_gicon (action, app_icon);
g_object_set_data_full (
G_OBJECT (action),
"app-info", g_object_ref (app_info),
(GDestroyNotify) g_object_unref);
g_object_set_data_full (
G_OBJECT (action),
"attachment", g_object_ref (attachment),
(GDestroyNotify) g_object_unref);
g_signal_connect (
action, "activate",
G_CALLBACK (action_open_in_cb), view);
gtk_action_group_add_action (action_group, action);
gtk_ui_manager_add_ui (
priv->ui_manager, priv->merge_id,
"/context/open-actions", action_name,
action_name, GTK_UI_MANAGER_AUTO, FALSE);
g_free (action_name);
g_free (action_label);
g_free (action_tooltip);
}
g_object_unref (attachment);
g_list_foreach (list, (GFunc) g_object_unref, NULL);
g_list_free (list);
}
static void
attachment_view_add_handler (GType type,
EAttachmentView *view)
{
EAttachmentViewPrivate *priv;
EAttachmentHandler *handler;
const GtkTargetEntry *targets;
guint n_targets;
priv = e_attachment_view_get_private (view);
handler = g_object_new (type, "view", view, NULL);
targets = e_attachment_handler_get_target_table (handler, &n_targets);
gtk_target_list_add_table (priv->target_list, targets, n_targets);
priv->drag_actions |= e_attachment_handler_get_drag_actions (handler);
g_ptr_array_add (priv->handlers, handler);
}
static void
attachment_view_init_handlers (EAttachmentView *view)
{
EAttachmentViewPrivate *priv;
GtkTargetList *target_list;
priv = e_attachment_view_get_private (view);
target_list = gtk_target_list_new (
target_table, G_N_ELEMENTS (target_table));
gtk_target_list_add_uri_targets (target_list, 0);
priv->handlers = g_ptr_array_new ();
priv->target_list = target_list;
priv->drag_actions = GDK_ACTION_COPY;
e_type_traverse (
E_TYPE_ATTACHMENT_HANDLER, (ETypeFunc)
attachment_view_add_handler, view);
}
static void
attachment_view_class_init (EAttachmentViewIface *iface)
{
iface->update_actions = attachment_view_update_actions;
g_object_interface_install_property (
iface,
g_param_spec_boolean (
"editable",
"Editable",
NULL,
TRUE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT));
signals[UPDATE_ACTIONS] = g_signal_new (
"update-actions",
G_TYPE_FROM_INTERFACE (iface),
G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
G_STRUCT_OFFSET (EAttachmentViewIface, update_actions),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
}
GType
e_attachment_view_get_type (void)
{
static GType type = 0;
if (G_UNLIKELY (type == 0)) {
static const GTypeInfo type_info = {
sizeof (EAttachmentViewIface),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) attachment_view_class_init,
(GClassFinalizeFunc) NULL,
NULL, /* class_data */
0, /* instance_size */
0, /* n_preallocs */
(GInstanceInitFunc) NULL,
NULL /* value_table */
};
type = g_type_register_static (
G_TYPE_INTERFACE, "EAttachmentView", &type_info, 0);
g_type_interface_add_prerequisite (type, GTK_TYPE_WIDGET);
/* Register known handler types. */
e_attachment_handler_image_get_type ();
e_attachment_handler_sendto_get_type ();
}
return type;
}
void
e_attachment_view_init (EAttachmentView *view)
{
EAttachmentViewPrivate *priv;
GtkUIManager *ui_manager;
GtkActionGroup *action_group;
GError *error = NULL;
priv = e_attachment_view_get_private (view);
ui_manager = gtk_ui_manager_new ();
priv->merge_id = gtk_ui_manager_new_merge_id (ui_manager);
priv->ui_manager = ui_manager;
action_group = e_attachment_view_add_action_group (view, "standard");
gtk_action_group_add_actions (
action_group, standard_entries,
G_N_ELEMENTS (standard_entries), view);
action_group = e_attachment_view_add_action_group (view, "editable");
e_mutual_binding_new (
view, "editable",
action_group, "visible");
gtk_action_group_add_actions (
action_group, editable_entries,
G_N_ELEMENTS (editable_entries), view);
action_group = e_attachment_view_add_action_group (view, "inline");
gtk_action_group_add_actions (
action_group, inline_entries,
G_N_ELEMENTS (inline_entries), view);
gtk_action_group_set_visible (action_group, FALSE);
e_attachment_view_add_action_group (view, "openwith");
/* Because we are loading from a hard-coded string, there is
* no chance of I/O errors. Failure here implies a malformed
* UI definition. Full stop. */
gtk_ui_manager_add_ui_from_string (ui_manager, ui, -1, &error);
if (error != NULL)
g_error ("%s", error->message);
attachment_view_init_handlers (view);
e_attachment_view_drag_source_set (view);
e_attachment_view_drag_dest_set (view);
/* Connect built-in drag and drop handlers. */
g_signal_connect (
view, "drag-data-received",
G_CALLBACK (attachment_view_netscape_url), NULL);
g_signal_connect (
view, "drag-data-received",
G_CALLBACK (attachment_view_text_calendar), NULL);
g_signal_connect (
view, "drag-data-received",
G_CALLBACK (attachment_view_text_x_vcard), NULL);
g_signal_connect (
view, "drag-data-received",
G_CALLBACK (attachment_view_uris), NULL);
}
void
e_attachment_view_dispose (EAttachmentView *view)
{
EAttachmentViewPrivate *priv;
priv = e_attachment_view_get_private (view);
g_ptr_array_foreach (priv->handlers, (GFunc) g_object_unref, NULL);
g_ptr_array_set_size (priv->handlers, 0);
if (priv->target_list != NULL) {
gtk_target_list_unref (priv->target_list);
priv->target_list = NULL;
}
if (priv->ui_manager != NULL) {
g_object_unref (priv->ui_manager);
priv->ui_manager = NULL;
}
}
void
e_attachment_view_finalize (EAttachmentView *view)
{
EAttachmentViewPrivate *priv;
priv = e_attachment_view_get_private (view);
g_ptr_array_free (priv->handlers, TRUE);
}
EAttachmentViewPrivate *
e_attachment_view_get_private (EAttachmentView *view)
{
EAttachmentViewIface *iface;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), NULL);
iface = E_ATTACHMENT_VIEW_GET_IFACE (view);
g_return_val_if_fail (iface->get_private != NULL, NULL);
return iface->get_private (view);
}
EAttachmentStore *
e_attachment_view_get_store (EAttachmentView *view)
{
EAttachmentViewIface *iface;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), NULL);
iface = E_ATTACHMENT_VIEW_GET_IFACE (view);
g_return_val_if_fail (iface->get_store != NULL, NULL);
return iface->get_store (view);
}
gboolean
e_attachment_view_get_editable (EAttachmentView *view)
{
EAttachmentViewPrivate *priv;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), FALSE);
priv = e_attachment_view_get_private (view);
return priv->editable;
}
void
e_attachment_view_set_editable (EAttachmentView *view,
gboolean editable)
{
EAttachmentViewPrivate *priv;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
priv = e_attachment_view_get_private (view);
priv->editable = editable;
g_object_notify (G_OBJECT (view), "editable");
}
GtkTargetList *
e_attachment_view_get_target_list (EAttachmentView *view)
{
EAttachmentViewPrivate *priv;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), NULL);
priv = e_attachment_view_get_private (view);
return priv->target_list;
}
GdkDragAction
e_attachment_view_get_drag_actions (EAttachmentView *view)
{
EAttachmentViewPrivate *priv;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), 0);
priv = e_attachment_view_get_private (view);
return priv->drag_actions;
}
GList *
e_attachment_view_get_selected_attachments (EAttachmentView *view)
{
EAttachmentStore *store;
GtkTreeModel *model;
GList *selected, *item;
gint column_id;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), NULL);
column_id = E_ATTACHMENT_STORE_COLUMN_ATTACHMENT;
selected = e_attachment_view_get_selected_paths (view);
store = e_attachment_view_get_store (view);
model = GTK_TREE_MODEL (store);
/* Convert the GtkTreePaths to EAttachments. */
for (item = selected; item != NULL; item = item->next) {
EAttachment *attachment;
GtkTreePath *path;
GtkTreeIter iter;
path = item->data;
gtk_tree_model_get_iter (model, &iter, path);
gtk_tree_model_get (model, &iter, column_id, &attachment, -1);
gtk_tree_path_free (path);
item->data = attachment;
}
return selected;
}
void
e_attachment_view_open_path (EAttachmentView *view,
GtkTreePath *path,
GAppInfo *app_info)
{
EAttachmentStore *store;
EAttachment *attachment;
GtkTreeModel *model;
GtkTreeIter iter;
gpointer parent;
gint column_id;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
g_return_if_fail (path != NULL);
column_id = E_ATTACHMENT_STORE_COLUMN_ATTACHMENT;
store = e_attachment_view_get_store (view);
model = GTK_TREE_MODEL (store);
gtk_tree_model_get_iter (model, &iter, path);
gtk_tree_model_get (model, &iter, column_id, &attachment, -1);
parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
parent = GTK_WIDGET_TOPLEVEL (parent) ? parent : NULL;
e_attachment_open_async (
attachment, app_info, (GAsyncReadyCallback)
e_attachment_open_handle_error, parent);
g_object_unref (attachment);
}
void
e_attachment_view_remove_selected (EAttachmentView *view,
gboolean select_next)
{
EAttachmentStore *store;
GtkTreeModel *model;
GList *selected, *item;
gint column_id;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
column_id = E_ATTACHMENT_STORE_COLUMN_ATTACHMENT;
selected = e_attachment_view_get_selected_paths (view);
store = e_attachment_view_get_store (view);
model = GTK_TREE_MODEL (store);
/* Remove attachments in reverse order to avoid invalidating
* tree paths as we iterate over the list. Note, the list is
* probably already sorted but we sort again just to be safe. */
selected = g_list_reverse (g_list_sort (
selected, (GCompareFunc) gtk_tree_path_compare));
for (item = selected; item != NULL; item = item->next) {
EAttachment *attachment;
GtkTreePath *path = item->data;
GtkTreeIter iter;
gtk_tree_model_get_iter (model, &iter, path);
gtk_tree_model_get (model, &iter, column_id, &attachment, -1);
e_attachment_store_remove_attachment (store, attachment);
g_object_unref (attachment);
}
/* If we only removed one attachment, try to select another. */
if (select_next && g_list_length (selected) == 1) {
GtkTreePath *path = selected->data;
e_attachment_view_select_path (view, path);
if (!e_attachment_view_path_is_selected (view, path))
if (gtk_tree_path_prev (path))
e_attachment_view_select_path (view, path);
}
g_list_foreach (selected, (GFunc) gtk_tree_path_free, NULL);
g_list_free (selected);
}
gboolean
e_attachment_view_button_press_event (EAttachmentView *view,
GdkEventButton *event)
{
GtkTreePath *path;
gboolean editable;
gboolean item_clicked;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
editable = e_attachment_view_get_editable (view);
/* If the user clicked on a selected item, retain the current
* selection. If the user clicked on an unselected item, select
* the clicked item only. If the user did not click on an item,
* clear the current selection. */
path = e_attachment_view_get_path_at_pos (view, event->x, event->y);
if (path != NULL) {
if (!e_attachment_view_path_is_selected (view, path)) {
e_attachment_view_unselect_all (view);
e_attachment_view_select_path (view, path);
}
gtk_tree_path_free (path);
item_clicked = TRUE;
} else {
e_attachment_view_unselect_all (view);
item_clicked = FALSE;
}
/* Cancel drag and drop if there are no selected items,
* or if any of the selected items are loading or saving. */
if (event->button == 1 && event->type == GDK_BUTTON_PRESS) {
GList *selected, *iter;
gboolean busy = FALSE;
selected = e_attachment_view_get_selected_attachments (view);
for (iter = selected; iter != NULL; iter = iter->next) {
EAttachment *attachment = iter->data;
busy |= e_attachment_get_loading (attachment);
busy |= e_attachment_get_saving (attachment);
}
if (selected == NULL || busy)
e_attachment_view_drag_source_unset (view);
g_list_foreach (selected, (GFunc) g_object_unref, NULL);
g_list_free (selected);
}
if (event->button == 3 && event->type == GDK_BUTTON_PRESS) {
/* Non-editable attachment views should only show a
* popup menu when right-clicking on an attachment,
* but editable views can show the menu any time. */
if (item_clicked || editable) {
e_attachment_view_show_popup_menu (
view, event, NULL, NULL);
return TRUE;
}
}
return FALSE;
}
gboolean
e_attachment_view_button_release_event (EAttachmentView *view,
GdkEventButton *event)
{
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
/* Restore the attachment view as a drag source, in case
* we had to cancel during a button press event. */
if (event->button == 1)
e_attachment_view_drag_source_set (view);
return FALSE;
}
gboolean
e_attachment_view_key_press_event (EAttachmentView *view,
GdkEventKey *event)
{
gboolean editable;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
editable = e_attachment_view_get_editable (view);
if (event->keyval == GDK_Delete && editable) {
e_attachment_view_remove_selected (view, TRUE);
return TRUE;
}
return FALSE;
}
GtkTreePath *
e_attachment_view_get_path_at_pos (EAttachmentView *view,
gint x,
gint y)
{
EAttachmentViewIface *iface;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), NULL);
iface = E_ATTACHMENT_VIEW_GET_IFACE (view);
g_return_val_if_fail (iface->get_path_at_pos != NULL, NULL);
return iface->get_path_at_pos (view, x, y);
}
GList *
e_attachment_view_get_selected_paths (EAttachmentView *view)
{
EAttachmentViewIface *iface;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), NULL);
iface = E_ATTACHMENT_VIEW_GET_IFACE (view);
g_return_val_if_fail (iface->get_selected_paths != NULL, NULL);
return iface->get_selected_paths (view);
}
gboolean
e_attachment_view_path_is_selected (EAttachmentView *view,
GtkTreePath *path)
{
EAttachmentViewIface *iface;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), FALSE);
g_return_val_if_fail (path != NULL, FALSE);
iface = E_ATTACHMENT_VIEW_GET_IFACE (view);
g_return_val_if_fail (iface->path_is_selected != NULL, FALSE);
return iface->path_is_selected (view, path);
}
void
e_attachment_view_select_path (EAttachmentView *view,
GtkTreePath *path)
{
EAttachmentViewIface *iface;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
g_return_if_fail (path != NULL);
iface = E_ATTACHMENT_VIEW_GET_IFACE (view);
g_return_if_fail (iface->select_path != NULL);
iface->select_path (view, path);
}
void
e_attachment_view_unselect_path (EAttachmentView *view,
GtkTreePath *path)
{
EAttachmentViewIface *iface;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
g_return_if_fail (path != NULL);
iface = E_ATTACHMENT_VIEW_GET_IFACE (view);
g_return_if_fail (iface->unselect_path != NULL);
iface->unselect_path (view, path);
}
void
e_attachment_view_select_all (EAttachmentView *view)
{
EAttachmentViewIface *iface;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
iface = E_ATTACHMENT_VIEW_GET_IFACE (view);
g_return_if_fail (iface->select_all != NULL);
iface->select_all (view);
}
void
e_attachment_view_unselect_all (EAttachmentView *view)
{
EAttachmentViewIface *iface;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
iface = E_ATTACHMENT_VIEW_GET_IFACE (view);
g_return_if_fail (iface->unselect_all != NULL);
iface->unselect_all (view);
}
void
e_attachment_view_sync_selection (EAttachmentView *view,
EAttachmentView *target)
{
GList *selected, *iter;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
g_return_if_fail (E_IS_ATTACHMENT_VIEW (target));
selected = e_attachment_view_get_selected_paths (view);
e_attachment_view_unselect_all (target);
for (iter = selected; iter != NULL; iter = iter->next)
e_attachment_view_select_path (target, iter->data);
g_list_foreach (selected, (GFunc) gtk_tree_path_free, NULL);
g_list_free (selected);
}
void
e_attachment_view_drag_source_set (EAttachmentView *view)
{
GtkTargetEntry *targets;
GtkTargetList *list;
gint n_targets;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
list = gtk_target_list_new (NULL, 0);
gtk_target_list_add_uri_targets (list, 0);
targets = gtk_target_table_new_from_list (list, &n_targets);
gtk_drag_source_set (
GTK_WIDGET (view), GDK_BUTTON1_MASK,
targets, n_targets, GDK_ACTION_COPY);
gtk_target_table_free (targets, n_targets);
gtk_target_list_unref (list);
}
void
e_attachment_view_drag_source_unset (EAttachmentView *view)
{
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
gtk_drag_source_unset (GTK_WIDGET (view));
}
void
e_attachment_view_drag_begin (EAttachmentView *view,
GdkDragContext *context)
{
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
g_return_if_fail (GDK_IS_DRAG_CONTEXT (context));
}
void
e_attachment_view_drag_end (EAttachmentView *view,
GdkDragContext *context)
{
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
g_return_if_fail (GDK_IS_DRAG_CONTEXT (context));
}
static void
attachment_view_got_uris_cb (EAttachmentStore *store,
GAsyncResult *result,
gpointer user_data)
{
struct {
gchar **uris;
gboolean done;
} *status = user_data;
/* XXX Since this is a best-effort function,
* should we care about errors? */
status->uris = e_attachment_store_get_uris_finish (
store, result, NULL);
status->done = TRUE;
}
void
e_attachment_view_drag_data_get (EAttachmentView *view,
GdkDragContext *context,
GtkSelectionData *selection,
guint info,
guint time)
{
EAttachmentStore *store;
GList *selected;
struct {
gchar **uris;
gboolean done;
} status;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
g_return_if_fail (GDK_IS_DRAG_CONTEXT (context));
g_return_if_fail (selection != NULL);
status.uris = NULL;
status.done = FALSE;
store = e_attachment_view_get_store (view);
selected = e_attachment_view_get_selected_attachments (view);
if (selected == NULL)
return;
e_attachment_store_get_uris_async (
store, selected, (GAsyncReadyCallback)
attachment_view_got_uris_cb, &status);
g_list_foreach (selected, (GFunc) g_object_unref, NULL);
g_list_free (selected);
/* We can't return until we have results, so crank
* the main loop until the callback gets triggered. */
while (!status.done)
if (gtk_main_iteration ())
break;
if (status.uris != NULL)
gtk_selection_data_set_uris (selection, status.uris);
g_strfreev (status.uris);
}
void
e_attachment_view_drag_dest_set (EAttachmentView *view)
{
EAttachmentViewPrivate *priv;
GtkTargetEntry *targets;
gint n_targets;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
priv = e_attachment_view_get_private (view);
targets = gtk_target_table_new_from_list (
priv->target_list, &n_targets);
gtk_drag_dest_set (
GTK_WIDGET (view), GTK_DEST_DEFAULT_ALL,
targets, n_targets, priv->drag_actions);
gtk_target_table_free (targets, n_targets);
}
void
e_attachment_view_drag_dest_unset (EAttachmentView *view)
{
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
gtk_drag_dest_unset (GTK_WIDGET (view));
}
gboolean
e_attachment_view_drag_motion (EAttachmentView *view,
GdkDragContext *context,
gint x,
gint y,
guint time)
{
EAttachmentViewPrivate *priv;
GdkDragAction actions;
GdkDragAction chosen_action;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), FALSE);
g_return_val_if_fail (GDK_IS_DRAG_CONTEXT (context), FALSE);
priv = e_attachment_view_get_private (view);
/* Disallow drops if we're not editable. */
if (!e_attachment_view_get_editable (view))
return FALSE;
actions = priv->drag_actions & context->actions;
chosen_action = context->suggested_action;
if (chosen_action == GDK_ACTION_ASK) {
GdkDragAction mask;
mask = GDK_ACTION_COPY | GDK_ACTION_MOVE;
if ((actions & mask) != mask)
chosen_action = GDK_ACTION_COPY;
}
gdk_drag_status (context, chosen_action, time);
return (chosen_action != 0);
}
gboolean
e_attachment_view_drag_drop (EAttachmentView *view,
GdkDragContext *context,
gint x,
gint y,
guint time)
{
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), FALSE);
g_return_val_if_fail (GDK_IS_DRAG_CONTEXT (context), FALSE);
/* Disallow drops if we're not editable. */
if (!e_attachment_view_get_editable (view))
return FALSE;
return TRUE;
}
void
e_attachment_view_drag_data_received (EAttachmentView *view,
GdkDragContext *drag_context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint time)
{
GdkAtom atom;
gchar *name;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
g_return_if_fail (GDK_IS_DRAG_CONTEXT (drag_context));
/* Drop handlers are supposed to stop further emission of the
* "drag-data-received" signal if they can handle the data. If
* we get this far it means none of the handlers were successful,
* so report the drop as failed. */
atom = gtk_selection_data_get_target (selection_data);
name = gdk_atom_name (atom);
g_warning ("Unknown selection target: %s", name);
g_free (name);
gtk_drag_finish (drag_context, FALSE, FALSE, time);
}
GtkAction *
e_attachment_view_get_action (EAttachmentView *view,
const gchar *action_name)
{
GtkUIManager *ui_manager;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), NULL);
g_return_val_if_fail (action_name != NULL, NULL);
ui_manager = e_attachment_view_get_ui_manager (view);
return e_lookup_action (ui_manager, action_name);
}
GtkActionGroup *
e_attachment_view_add_action_group (EAttachmentView *view,
const gchar *group_name)
{
GtkActionGroup *action_group;
GtkUIManager *ui_manager;
const gchar *domain;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), NULL);
g_return_val_if_fail (group_name != NULL, NULL);
ui_manager = e_attachment_view_get_ui_manager (view);
domain = GETTEXT_PACKAGE;
action_group = gtk_action_group_new (group_name);
gtk_action_group_set_translation_domain (action_group, domain);
gtk_ui_manager_insert_action_group (ui_manager, action_group, 0);
g_object_unref (action_group);
return action_group;
}
GtkActionGroup *
e_attachment_view_get_action_group (EAttachmentView *view,
const gchar *group_name)
{
GtkUIManager *ui_manager;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), NULL);
g_return_val_if_fail (group_name != NULL, NULL);
ui_manager = e_attachment_view_get_ui_manager (view);
return e_lookup_action_group (ui_manager, group_name);
}
GtkWidget *
e_attachment_view_get_popup_menu (EAttachmentView *view)
{
GtkUIManager *ui_manager;
GtkWidget *menu;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), NULL);
ui_manager = e_attachment_view_get_ui_manager (view);
menu = gtk_ui_manager_get_widget (ui_manager, "/context");
g_return_val_if_fail (GTK_IS_MENU (menu), NULL);
return menu;
}
GtkUIManager *
e_attachment_view_get_ui_manager (EAttachmentView *view)
{
EAttachmentViewPrivate *priv;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), NULL);
priv = e_attachment_view_get_private (view);
return priv->ui_manager;
}
GtkAction *
e_attachment_view_recent_action_new (EAttachmentView *view,
const gchar *action_name,
const gchar *action_label)
{
GtkAction *action;
GtkRecentChooser *chooser;
g_return_val_if_fail (E_IS_ATTACHMENT_VIEW (view), NULL);
g_return_val_if_fail (action_name != NULL, NULL);
action = gtk_recent_action_new (
action_name, action_label, NULL, NULL);
gtk_recent_action_set_show_numbers (GTK_RECENT_ACTION (action), TRUE);
chooser = GTK_RECENT_CHOOSER (action);
gtk_recent_chooser_set_show_icons (chooser, TRUE);
gtk_recent_chooser_set_show_not_found (chooser, FALSE);
gtk_recent_chooser_set_show_private (chooser, FALSE);
gtk_recent_chooser_set_show_tips (chooser, TRUE);
gtk_recent_chooser_set_sort_type (chooser, GTK_RECENT_SORT_MRU);
g_signal_connect (
action, "item-activated",
G_CALLBACK (action_recent_cb), view);
return action;
}
void
e_attachment_view_show_popup_menu (EAttachmentView *view,
GdkEventButton *event,
GtkMenuPositionFunc func,
gpointer user_data)
{
GtkWidget *menu;
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
e_attachment_view_update_actions (view);
menu = e_attachment_view_get_popup_menu (view);
if (event != NULL)
gtk_menu_popup (
GTK_MENU (menu), NULL, NULL, func,
user_data, event->button, event->time);
else
gtk_menu_popup (
GTK_MENU (menu), NULL, NULL, func,
user_data, 0, gtk_get_current_event_time ());
}
void
e_attachment_view_update_actions (EAttachmentView *view)
{
g_return_if_fail (E_IS_ATTACHMENT_VIEW (view));
g_signal_emit (view, signals[UPDATE_ACTIONS], 0);
}
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