+++ /dev/null
-/*
- * Copyright (C) 2006-2007 Imendio AB.
- * Copyright (C) 2007-2008 Collabora Ltd.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * 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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301 USA
- *
- * Authors: Based on Novell's e-image-chooser.
- * Xavier Claessens <xclaesse@gmail.com>
- */
-
-#include "config.h"
-#include "empathy-avatar-chooser.h"
-
-#include <glib/gi18n-lib.h>
-#include <tp-account-widgets/tpaw-camera-monitor.h>
-#include <tp-account-widgets/tpaw-gsettings.h>
-#include <tp-account-widgets/tpaw-images.h>
-
-#ifdef HAVE_CHEESE
-#include <cheese-avatar-chooser.h>
-#endif /* HAVE_CHEESE */
-
-#include "empathy-ui-utils.h"
-#include "empathy-utils.h"
-
-#define DEBUG_FLAG EMPATHY_DEBUG_OTHER
-#include "empathy-debug.h"
-
-/**
- * SECTION:empathy-avatar-chooser
- * @title: EmpathyAvatarChooser
- * @short_description: A widget used to change avatar
- * @include: libempathy-gtk/empathy-avatar-chooser.h
- *
- * #EmpathyAvatarChooser is a widget which extends #GtkButton to
- * provide a way of changing avatar.
- */
-
-/**
- * EmpathyAvatarChooser:
- * @parent: parent object
- *
- * Widget which extends #GtkButton to provide a way of changing avatar.
- */
-
-#define AVATAR_SIZE_SAVE 96
-#define AVATAR_SIZE_VIEW 64
-#define DEFAULT_DIR DATADIR"/pixmaps/faces"
-
-#ifdef HAVE_CHEESE
-/*
- * A custom GtkResponseType used when the user presses the
- * "Camera Picture" button. Any positive value would be sufficient.
- */
-#define EMPATHY_AVATAR_CHOOSER_RESPONSE_WEBCAM 10
-#endif
-#define EMPATHY_AVATAR_CHOOSER_RESPONSE_NO_IMAGE GTK_RESPONSE_NO
-#define EMPATHY_AVATAR_CHOOSER_RESPONSE_CANCEL GTK_RESPONSE_CANCEL
-#define EMPATHY_AVATAR_CHOOSER_RESPONSE_FILE GTK_RESPONSE_OK
-
-struct _EmpathyAvatarChooserPrivate
-{
- TpAccount *account;
-
- GArray *avatar;
- gchar *mime_type;
- gboolean changed;
-
- GtkFileChooser *chooser_dialog;
- GSettings *gsettings_ui;
-};
-
-enum
-{
- PROP_0,
- PROP_ACCOUNT
-};
-
-G_DEFINE_TYPE (EmpathyAvatarChooser, empathy_avatar_chooser, GTK_TYPE_BUTTON);
-
-/*
- * Drag and drop stuff
- */
-#define URI_LIST_TYPE "text/uri-list"
-
-enum DndTargetType
-{
- DND_TARGET_TYPE_URI_LIST
-};
-
-static const GtkTargetEntry drop_types[] =
-{
- { URI_LIST_TYPE, 0, DND_TARGET_TYPE_URI_LIST },
-};
-
-static void avatar_chooser_set_image (EmpathyAvatarChooser *self,
- GArray *avatar,
- gchar *mime_type,
- GdkPixbuf *pixbuf,
- gboolean maybe_convert);
-static void avatar_chooser_clear_image (EmpathyAvatarChooser *self);
-
-static void
-get_avatar_cb (GObject *source,
- GAsyncResult *result,
- gpointer user_data)
-{
- TpWeakRef *wr = user_data;
- EmpathyAvatarChooser *self = tp_weak_ref_dup_object (wr);
- const GArray *avatar;
- GdkPixbuf *pixbuf;
- gchar *mime_type;
- GError *error = NULL;
-
- if (self == NULL)
- {
- tp_weak_ref_destroy (wr);
- return;
- }
-
- avatar = tp_account_get_avatar_finish (self->priv->account, result, &error);
- if (avatar == NULL)
- {
- DEBUG ("Error getting account's avatar: %s", error->message);
- g_clear_error (&error);
- goto out;
- }
-
- if (avatar->len == 0)
- {
- avatar_chooser_clear_image (self);
- goto out;
- }
-
- pixbuf = empathy_pixbuf_from_data_and_mime ((gchar *) avatar->data,
- avatar->len, &mime_type);
- if (pixbuf == NULL)
- {
- DEBUG ("couldn't make a pixbuf from avatar; giving up");
- goto out;
- }
-
- avatar_chooser_set_image (self, (GArray *) avatar, mime_type, pixbuf, FALSE);
- g_free (mime_type);
-
- self->priv->changed = FALSE;
-
-out:
- tp_weak_ref_destroy (wr);
- g_object_unref (self);
-}
-
-static void
-avatar_changed_cb (TpAccount *account,
- gpointer user_data,
- GObject *weak_object)
-{
- EmpathyAvatarChooser *self = (EmpathyAvatarChooser *) weak_object;
-
- tp_account_get_avatar_async (self->priv->account,
- get_avatar_cb, tp_weak_ref_new (self, NULL, NULL));
-}
-
-static void
-avatar_chooser_constructed (GObject *object)
-{
- EmpathyAvatarChooser *self = (EmpathyAvatarChooser *) object;
-
- G_OBJECT_CLASS (empathy_avatar_chooser_parent_class)->constructed (object);
-
- tp_account_get_avatar_async (self->priv->account,
- get_avatar_cb, tp_weak_ref_new (self, NULL, NULL));
-
- /* FIXME: no signal on TpAccount, yet.
- * See https://bugs.freedesktop.org/show_bug.cgi?id=52938 */
- tp_cli_account_interface_avatar_connect_to_avatar_changed (
- self->priv->account, avatar_changed_cb, NULL, NULL, (GObject *) self,
- NULL);
-}
-
-static void
-avatar_chooser_get_property (GObject *object,
- guint param_id,
- GValue *value,
- GParamSpec *pspec)
-{
- EmpathyAvatarChooser *self = (EmpathyAvatarChooser *) object;
-
- switch (param_id)
- {
- case PROP_ACCOUNT:
- g_value_set_object (value, self->priv->account);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
- break;
- }
-}
-
-static void
-avatar_chooser_set_property (GObject *object,
- guint param_id,
- const GValue *value,
- GParamSpec *pspec)
-{
- EmpathyAvatarChooser *self = EMPATHY_AVATAR_CHOOSER (object);
-
- switch (param_id)
- {
- case PROP_ACCOUNT:
- g_assert (self->priv->account == NULL); /* construct-only */
- self->priv->account = g_value_dup_object (value);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
- break;
- }
-}
-
-static void
-avatar_chooser_dispose (GObject *object)
-{
- EmpathyAvatarChooser *self = (EmpathyAvatarChooser *) object;
-
- tp_clear_object (&self->priv->account);
- tp_clear_pointer (&self->priv->avatar, g_array_unref);
- tp_clear_pointer (&self->priv->mime_type, g_free);
- tp_clear_object (&self->priv->gsettings_ui);
-
- G_OBJECT_CLASS (empathy_avatar_chooser_parent_class)->dispose (object);
-}
-
-static void
-empathy_avatar_chooser_class_init (EmpathyAvatarChooserClass *klass)
-{
- GObjectClass *object_class = G_OBJECT_CLASS (klass);
- GParamSpec *param_spec;
-
- object_class->constructed = avatar_chooser_constructed;
- object_class->dispose = avatar_chooser_dispose;
- object_class->get_property = avatar_chooser_get_property;
- object_class->set_property = avatar_chooser_set_property;
-
- /**
- * EmpathyAvatarChooser:account:
- *
- * The #TpAccount whose avatar should be shown and modified by
- * the #EmpathyAvatarChooser instance.
- */
- param_spec = g_param_spec_object ("account",
- "TpAccount",
- "TpAccount whose avatar should be "
- "shown and modified by this widget",
- TP_TYPE_ACCOUNT,
- G_PARAM_READWRITE |
- G_PARAM_CONSTRUCT_ONLY |
- G_PARAM_STATIC_STRINGS);
- g_object_class_install_property (object_class,
- PROP_ACCOUNT,
- param_spec);
-
- g_type_class_add_private (object_class, sizeof (EmpathyAvatarChooserPrivate));
-}
-
-static gboolean
-avatar_chooser_drag_motion_cb (GtkWidget *widget,
- GdkDragContext *context,
- gint x,
- gint y,
- guint time_,
- EmpathyAvatarChooser *self)
-{
- GList *p;
-
- for (p = gdk_drag_context_list_targets (context); p != NULL;
- p = p->next)
- {
- gchar *possible_type;
-
- possible_type = gdk_atom_name (GDK_POINTER_TO_ATOM (p->data));
-
- if (!strcmp (possible_type, URI_LIST_TYPE))
- {
- g_free (possible_type);
- gdk_drag_status (context, GDK_ACTION_COPY, time_);
-
- return TRUE;
- }
-
- g_free (possible_type);
- }
-
- return FALSE;
-}
-
-static gboolean
-avatar_chooser_drag_drop_cb (GtkWidget *widget,
- GdkDragContext *context,
- gint x,
- gint y,
- guint time_,
- EmpathyAvatarChooser *self)
-{
- GList *p;
-
- if (gdk_drag_context_list_targets (context) == NULL)
- return FALSE;
-
- for (p = gdk_drag_context_list_targets (context);
- p != NULL; p = p->next)
- {
- char *possible_type;
-
- possible_type = gdk_atom_name (GDK_POINTER_TO_ATOM (p->data));
- if (!strcmp (possible_type, URI_LIST_TYPE))
- {
- g_free (possible_type);
- gtk_drag_get_data (widget, context,
- GDK_POINTER_TO_ATOM (p->data),
- time_);
-
- return TRUE;
- }
-
- g_free (possible_type);
- }
-
- return FALSE;
-}
-
-static void
-avatar_chooser_clear_image (EmpathyAvatarChooser *self)
-{
- GtkWidget *image;
-
- tp_clear_pointer (&self->priv->avatar, g_array_unref);
- tp_clear_pointer (&self->priv->mime_type, g_free);
- self->priv->changed = TRUE;
-
- image = gtk_image_new_from_icon_name (TPAW_IMAGE_AVATAR_DEFAULT,
- GTK_ICON_SIZE_DIALOG);
- gtk_button_set_image (GTK_BUTTON (self), image);
-}
-
-static gboolean
-str_in_strv (const gchar *str,
- gchar **strv)
-{
- if (strv == NULL)
- return FALSE;
-
- while (*strv != NULL)
- {
- if (g_str_equal (str, *strv))
- return TRUE;
-
- strv++;
- }
-
- return FALSE;
-}
-
-/* The caller must free the strings stored in satisfactory_format_name and
- * satisfactory_mime_type.
- */
-static gboolean
-avatar_chooser_need_mime_type_conversion (const gchar *current_mime_type,
- gchar **accepted_mime_types,
- gchar **satisfactory_format_name,
- gchar **satisfactory_mime_type)
-{
- gchar *good_mime_types[] = {"image/jpeg", "image/png", NULL};
- guint i;
- GSList *formats, *l;
- gboolean found = FALSE;
-
- *satisfactory_format_name = NULL;
- *satisfactory_mime_type = NULL;
-
- /* If there is no accepted format there is nothing we can do */
- if (accepted_mime_types == NULL || *accepted_mime_types == NULL)
- return TRUE;
-
- /* If the current mime type is good and accepted, don't change it!
- * jpeg is compress better pictures, but png is better for logos and
- * could have an alpha layer. */
- if (str_in_strv (current_mime_type, good_mime_types) &&
- str_in_strv (current_mime_type, accepted_mime_types))
- {
- *satisfactory_mime_type = g_strdup (current_mime_type);
- *satisfactory_format_name = g_strdup (current_mime_type +
- strlen ("image/"));
- return FALSE;
- }
-
- /* The current mime type is either not accepted or not good to use.
- * Check if one of the good format is supported... */
- for (i = 0; good_mime_types[i] != NULL; i++)
- {
- if (str_in_strv (good_mime_types[i], accepted_mime_types))
- {
- *satisfactory_mime_type = g_strdup (good_mime_types[i]);
- *satisfactory_format_name = g_strdup (good_mime_types[i] +
- strlen ("image/"));
- return TRUE;
- }
- }
-
- /* Pick the first supported format we can write */
- formats = gdk_pixbuf_get_formats ();
- for (l = formats; !found && l != NULL; l = l->next)
- {
- GdkPixbufFormat *format = l->data;
- gchar **format_mime_types;
- gchar **iter;
-
- if (!gdk_pixbuf_format_is_writable (format))
- continue;
-
- format_mime_types = gdk_pixbuf_format_get_mime_types (format);
- for (iter = format_mime_types; *iter != NULL; iter++)
- {
- if (str_in_strv (*iter, accepted_mime_types))
- {
- *satisfactory_format_name = gdk_pixbuf_format_get_name (format);
- *satisfactory_mime_type = g_strdup (*iter);
- found = TRUE;
- break;
- }
- }
- g_strfreev (format_mime_types);
- }
- g_slist_free (formats);
-
- return TRUE;
-}
-
-static void
-avatar_chooser_error_show (EmpathyAvatarChooser *self,
- const gchar *primary_text,
- const gchar *secondary_text)
-{
- GtkWidget *parent;
- GtkWidget *dialog;
-
- parent = gtk_widget_get_toplevel (GTK_WIDGET (self));
- if (!GTK_IS_WINDOW (parent))
- parent = NULL;
-
- dialog = gtk_message_dialog_new (parent ? GTK_WINDOW (parent) : NULL,
- GTK_DIALOG_MODAL,
- GTK_MESSAGE_WARNING,
- GTK_BUTTONS_CLOSE,
- "%s", primary_text);
-
- if (secondary_text != NULL)
- {
- gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
- "%s", secondary_text);
- }
-
- g_signal_connect (dialog, "response",
- G_CALLBACK (gtk_widget_destroy), NULL);
- gtk_widget_show (dialog);
-
-}
-
-static TpAvatarRequirements *
-get_requirements (EmpathyAvatarChooser *self)
-{
- TpConnection *connection;
-
- /* FIXME: Should get on TpProtocol if account is offline */
- connection = tp_account_get_connection (self->priv->account);
- return tp_connection_get_avatar_requirements (connection);
-}
-
-
-static gboolean
-avatar_chooser_maybe_convert_and_scale (EmpathyAvatarChooser *self,
- GdkPixbuf *pixbuf,
- GArray *avatar,
- gchar *mime_type,
- GArray **ret_avatar,
- gchar **ret_mime_type)
-{
- TpAvatarRequirements *req;
- gboolean needs_conversion = FALSE;
- guint width, height;
- gchar *new_format_name = NULL;
- gchar *new_mime_type = NULL;
- gdouble min_factor, max_factor;
- gdouble factor;
- gchar *best_image_data = NULL;
- gsize best_image_size = 0;
- guint count = 0;
-
- g_assert (ret_avatar != NULL);
- g_assert (ret_mime_type != NULL);
-
- req = get_requirements (self);
- if (req == NULL)
- {
- DEBUG ("Avatar requirements not ready");
- return FALSE;
- }
-
- /* Smaller is the factor, smaller will be the image.
- * 0 is an empty image, 1 is the full size. */
- min_factor = 0;
- max_factor = 1;
- factor = 1;
-
- /* Check if we need to convert to another image format */
- if (avatar_chooser_need_mime_type_conversion (mime_type,
- req->supported_mime_types, &new_format_name, &new_mime_type))
- {
- DEBUG ("Format conversion needed, we'll use mime type '%s' "
- "and format name '%s'. Current mime type is '%s'",
- new_mime_type, new_format_name, mime_type);
- needs_conversion = TRUE;
- }
-
- /* If there is no format we can use, report error to the user. */
- if (new_mime_type == NULL || new_format_name == NULL)
- {
- avatar_chooser_error_show (self, _("Couldn't convert image"),
- _("None of the accepted image formats are "
- "supported on your system"));
- return FALSE;
- }
-
- /* If width or height are too big, it needs converting. */
- width = gdk_pixbuf_get_width (pixbuf);
- height = gdk_pixbuf_get_height (pixbuf);
- if ((req->maximum_width > 0 && width > req->maximum_width) ||
- (req->maximum_height > 0 && height > req->maximum_height))
- {
- gdouble h_factor, v_factor;
-
- h_factor = (gdouble) req->maximum_width / width;
- v_factor = (gdouble) req->maximum_height / height;
- factor = max_factor = MIN (h_factor, v_factor);
-
- DEBUG ("Image dimensions (%dx%d) are too big. Max is %dx%d.",
- width, height, req->maximum_width, req->maximum_height);
-
- needs_conversion = TRUE;
- }
-
- /* If the data len is too big and no other conversion is needed,
- * try with a lower factor. */
- if (req->maximum_bytes > 0 && avatar->len > req->maximum_bytes &&
- !needs_conversion)
- {
- DEBUG ("Image data (%u bytes) is too big "
- "(max is %u bytes), conversion needed.",
- avatar->len, req->maximum_bytes);
-
- factor = 0.5;
- needs_conversion = TRUE;
- }
-
- /* If no conversion is needed, return the avatar */
- if (!needs_conversion)
- {
- *ret_avatar = g_array_ref (avatar);
- *ret_mime_type = g_strdup (mime_type);
- return TRUE;
- }
-
- do
- {
- GdkPixbuf *pixbuf_scaled = NULL;
- gboolean saved;
- gint new_width, new_height;
- gchar *converted_image_data;
- gsize converted_image_size;
- GError *error = NULL;
-
- if (factor != 1)
- {
- new_width = width * factor;
- new_height = height * factor;
- pixbuf_scaled = gdk_pixbuf_scale_simple (pixbuf,
- new_width,
- new_height,
- GDK_INTERP_HYPER);
- }
- else
- {
- new_width = width;
- new_height = height;
- pixbuf_scaled = g_object_ref (pixbuf);
- }
-
- DEBUG ("Trying with factor %f (%dx%d) and format %s...", factor,
- new_width, new_height, new_format_name);
-
- saved = gdk_pixbuf_save_to_buffer (pixbuf_scaled,
- &converted_image_data,
- &converted_image_size,
- new_format_name,
- &error, NULL);
- g_object_unref (pixbuf_scaled);
-
- if (!saved)
- {
- g_free (new_format_name);
- g_free (new_mime_type);
- avatar_chooser_error_show (self,
- _("Couldn't convert image"),
- error ? error->message : NULL);
- g_clear_error (&error);
- return FALSE;
- }
-
- DEBUG ("Produced an image data of %"G_GSIZE_FORMAT" bytes.",
- converted_image_size);
-
- /* If the new image satisfy the req, keep it as current best */
- if (req->maximum_bytes == 0 || converted_image_size <= req->maximum_bytes)
- {
- g_free (best_image_data);
-
- best_image_data = converted_image_data;
- best_image_size = converted_image_size;
-
- /* If this image is close enough to the optimal size,
- * stop searching */
- if (req->maximum_bytes == 0 ||
- req->maximum_bytes - converted_image_size <= 1024)
- break;
- }
- else
- {
- g_free (converted_image_data);
- }
-
- /* Make a binary search for the bigest factor that produce
- * an image data size less than max_size */
- if (converted_image_size > req->maximum_bytes)
- max_factor = factor;
- if (converted_image_size < req->maximum_bytes)
- min_factor = factor;
- factor = (min_factor + max_factor)/2;
-
- if ((int) (width * factor) == new_width ||
- (int) (height * factor) == new_height)
- {
- /* min_factor and max_factor are too close, so the new
- * factor will produce the same image as previous
- * iteration. No need to continue, we already found
- * the optimal size. */
- break;
- }
-
- /* Do 10 iterations in the worst case */
- } while (++count < 10);
-
- g_free (new_format_name);
-
- /* FIXME: there is no way to create a GArray with zero copy? */
- *ret_avatar = g_array_sized_new (FALSE, FALSE, sizeof (gchar),
- best_image_size);
- g_array_append_vals (*ret_avatar, best_image_data, best_image_size);
- g_free (best_image_data);
-
- *ret_mime_type = new_mime_type;
-
- return TRUE;
-}
-
-/* Take ownership of @pixbuf */
-static void
-avatar_chooser_set_image (EmpathyAvatarChooser *self,
- GArray *avatar,
- gchar *mime_type,
- GdkPixbuf *pixbuf,
- gboolean maybe_convert)
-{
- GdkPixbuf *pixbuf_view;
- GtkWidget *image;
-
- g_assert (avatar != NULL);
- g_assert (pixbuf != NULL);
-
- if (maybe_convert)
- {
- GArray *conv_avatar = NULL;
- gchar *conv_mime_type = NULL;
-
- if (!avatar_chooser_maybe_convert_and_scale (self,
- pixbuf, avatar, mime_type, &conv_avatar, &conv_mime_type))
- return;
-
- /* Transfer ownership */
- tp_clear_pointer (&self->priv->avatar, g_array_unref);
- self->priv->avatar = conv_avatar;
-
- g_free (self->priv->mime_type);
- self->priv->mime_type = conv_mime_type;
- }
- else
- {
- tp_clear_pointer (&self->priv->avatar, g_array_unref);
- self->priv->avatar = g_array_ref (avatar);
-
- g_free (self->priv->mime_type);
- self->priv->mime_type = g_strdup (mime_type);
- }
-
- self->priv->changed = TRUE;
-
- pixbuf_view = empathy_pixbuf_scale_down_if_necessary (pixbuf,
- AVATAR_SIZE_VIEW);
- image = gtk_image_new_from_pixbuf (pixbuf_view);
-
- gtk_button_set_image (GTK_BUTTON (self), image);
-
- g_object_unref (pixbuf_view);
- g_object_unref (pixbuf);
-}
-
-/* takes ownership of @data */
-static void
-avatar_chooser_set_image_from_data (EmpathyAvatarChooser *self,
- gchar *data,
- gsize size)
-{
- GdkPixbuf *pixbuf;
- GArray *avatar;
- gchar *mime_type = NULL;
-
- if (data == NULL)
- {
- avatar_chooser_clear_image (self);
- return;
- }
-
- pixbuf = empathy_pixbuf_from_data_and_mime (data, size, &mime_type);
- if (pixbuf == NULL)
- {
- g_free (data);
- return;
- }
-
- /* FIXME: there is no way to create a GArray with zero copy? */
- avatar = g_array_sized_new (FALSE, FALSE, sizeof (gchar), size);
- g_array_append_vals (avatar, data, size);
-
- avatar_chooser_set_image (self, avatar, mime_type, pixbuf, TRUE);
-
- g_free (mime_type);
- g_array_unref (avatar);
- g_free (data);
-}
-
-static void
-avatar_chooser_drag_data_received_cb (GtkWidget *widget,
- GdkDragContext *context,
- gint x,
- gint y,
- GtkSelectionData *selection_data,
- guint info,
- guint time_,
- EmpathyAvatarChooser *self)
-{
- gchar *target_type;
- gboolean handled = FALSE;
-
- target_type = gdk_atom_name (gtk_selection_data_get_target (selection_data));
- if (!strcmp (target_type, URI_LIST_TYPE))
- {
- GFile *file;
- gchar *nl;
- gchar *data = NULL;
- gsize bytes_read;
-
- nl = strstr ((gchar *) gtk_selection_data_get_data (selection_data),
- "\r\n");
- if (nl != NULL)
- {
- gchar *uri;
-
- uri = g_strndup (
- (gchar *) gtk_selection_data_get_data (selection_data),
- nl - (gchar *) gtk_selection_data_get_data (selection_data));
-
- file = g_file_new_for_uri (uri);
- g_free (uri);
- }
- else
- {
- file = g_file_new_for_uri ((gchar *) gtk_selection_data_get_data (
- selection_data));
- }
-
- handled = g_file_load_contents (file, NULL, &data, &bytes_read,
- NULL, NULL);
-
- if (handled)
- {
- /* pass data to the avatar_chooser_set_image_from_data */
- avatar_chooser_set_image_from_data (self, data, bytes_read);
- }
-
- g_object_unref (file);
- }
-
- gtk_drag_finish (context, handled, FALSE, time_);
-}
-
-static void
-avatar_chooser_update_preview_cb (GtkFileChooser *file_chooser,
- EmpathyAvatarChooser *self)
-{
- gchar *filename;
-
- filename = gtk_file_chooser_get_preview_filename (file_chooser);
-
- if (filename != NULL)
- {
- GtkWidget *image;
- GdkPixbuf *pixbuf = NULL;
- GdkPixbuf *scaled_pixbuf;
-
- pixbuf = gdk_pixbuf_new_from_file (filename, NULL);
-
- image = gtk_file_chooser_get_preview_widget (file_chooser);
-
- if (pixbuf != NULL)
- {
- scaled_pixbuf = empathy_pixbuf_scale_down_if_necessary (pixbuf,
- AVATAR_SIZE_SAVE);
-
- gtk_image_set_from_pixbuf (GTK_IMAGE (image), scaled_pixbuf);
- g_object_unref (scaled_pixbuf);
- g_object_unref (pixbuf);
- }
- else
- {
- gtk_image_set_from_stock (GTK_IMAGE (image),
- "dialog-question",
- GTK_ICON_SIZE_DIALOG);
- }
-
- g_free (filename);
- }
-
- gtk_file_chooser_set_preview_widget_active (file_chooser, TRUE);
-}
-
-static void
-avatar_chooser_set_image_from_file (EmpathyAvatarChooser *self,
- const gchar *filename)
-{
- gchar *image_data = NULL;
- gsize image_size = 0;
- GError *error = NULL;
-
- if (!g_file_get_contents (filename, &image_data, &image_size, &error))
- {
- DEBUG ("Failed to load image from '%s': %s", filename,
- error ? error->message : "No error given");
-
- g_clear_error (&error);
- return;
- }
-
- /* pass image_data to the avatar_chooser_set_image_from_data */
- avatar_chooser_set_image_from_data (self, image_data, image_size);
-}
-
-#ifdef HAVE_CHEESE
-static void
-avatar_chooser_set_avatar_from_pixbuf (EmpathyAvatarChooser *self,
- GdkPixbuf *pb)
-{
- gsize size;
- gchar *buf;
- GArray *avatar;
- GError *error = NULL;
-
- if (!gdk_pixbuf_save_to_buffer (pb, &buf, &size, "png", &error, NULL))
- {
- avatar_chooser_error_show (self,
- _("Couldn't save picture to file"),
- error ? error->message : NULL);
- g_clear_error (&error);
- return;
- }
-
- /* FIXME: there is no way to create a GArray with zero copy? */
- avatar = g_array_sized_new (FALSE, FALSE, sizeof (gchar), size);
- g_array_append_vals (avatar, buf, size);
-
- avatar_chooser_set_image (self, avatar, "image/png", pb, TRUE);
-
- g_free (buf);
- g_array_unref (avatar);
-}
-
-static gboolean
-destroy_chooser (GtkWidget *self)
-{
- gtk_widget_destroy (self);
- return FALSE;
-}
-
-static void
-webcam_response_cb (GtkDialog *dialog,
- int response,
- EmpathyAvatarChooser *self)
-{
- if (response == GTK_RESPONSE_ACCEPT)
- {
- GdkPixbuf *pb;
- CheeseAvatarChooser *cheese_chooser;
-
- cheese_chooser = CHEESE_AVATAR_CHOOSER (dialog);
- pb = cheese_avatar_chooser_get_picture (cheese_chooser);
- avatar_chooser_set_avatar_from_pixbuf (self, pb);
- }
-
- if (response != GTK_RESPONSE_DELETE_EVENT &&
- response != GTK_RESPONSE_NONE)
- g_idle_add ((GSourceFunc) destroy_chooser, dialog);
-}
-
-static void
-choose_avatar_from_webcam (GtkWidget *widget,
- EmpathyAvatarChooser *self)
-{
- GtkWidget *window;
-
- window = cheese_avatar_chooser_new ();
-
- gtk_window_set_transient_for (GTK_WINDOW (window),
- GTK_WINDOW (empathy_get_toplevel_window (GTK_WIDGET (self))));
- gtk_window_set_modal (GTK_WINDOW (window), TRUE);
- g_signal_connect (G_OBJECT (window), "response",
- G_CALLBACK (webcam_response_cb), self);
- gtk_widget_show (window);
-}
-#endif /* HAVE_CHEESE */
-
-static void
-avatar_chooser_response_cb (GtkWidget *widget,
- gint response,
- EmpathyAvatarChooser *self)
-{
- self->priv->chooser_dialog = NULL;
-
- if (response == EMPATHY_AVATAR_CHOOSER_RESPONSE_FILE)
- {
- gchar *filename;
- gchar *path;
-
- filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (widget));
- avatar_chooser_set_image_from_file (self, filename);
- g_free (filename);
-
- path = gtk_file_chooser_get_current_folder (GTK_FILE_CHOOSER (widget));
- if (path != NULL)
- {
- g_settings_set_string (self->priv->gsettings_ui,
- TPAW_PREFS_UI_AVATAR_DIRECTORY,
- path);
-
- g_free (path);
- }
- }
- else if (response == EMPATHY_AVATAR_CHOOSER_RESPONSE_NO_IMAGE)
- {
- /* This corresponds to "No Image", not to "Cancel" */
- avatar_chooser_clear_image (self);
- }
- #ifdef HAVE_CHEESE
- else if (response == EMPATHY_AVATAR_CHOOSER_RESPONSE_WEBCAM)
- {
- /* This corresponds to "Camera Picture" */
- choose_avatar_from_webcam (widget, self);
- }
- #endif
-
- gtk_widget_destroy (widget);
-}
-
-static void
-avatar_chooser_clicked_cb (GtkWidget *button,
- EmpathyAvatarChooser *self)
-{
- GtkFileChooser *chooser_dialog;
- GtkWidget *image;
- gchar *saved_dir = NULL;
- const gchar *default_dir = DEFAULT_DIR;
- const gchar *pics_dir;
- GtkFileFilter *filter;
-#ifdef HAVE_CHEESE
- GtkWidget *picture_button;
- TpawCameraMonitor *monitor;
-#endif
-
- if (self->priv->chooser_dialog != NULL)
- {
- gtk_window_present (GTK_WINDOW (self->priv->chooser_dialog));
- return;
- }
-
- self->priv->chooser_dialog = GTK_FILE_CHOOSER (
- gtk_file_chooser_dialog_new (_("Select Your Avatar Image"),
- empathy_get_toplevel_window (GTK_WIDGET (self)),
- GTK_FILE_CHOOSER_ACTION_OPEN,
- NULL, NULL));
-
-#ifdef HAVE_CHEESE
- picture_button = gtk_dialog_add_button (
- GTK_DIALOG (self->priv->chooser_dialog),
- _("Take a picture..."), EMPATHY_AVATAR_CHOOSER_RESPONSE_WEBCAM);
-
- /* Button is sensitive only if there is one camera connected */
- monitor = tpaw_camera_monitor_dup_singleton ();
-
- g_object_set_data_full (G_OBJECT (picture_button),
- "monitor", monitor, g_object_unref);
-
- g_object_bind_property (monitor, "available", picture_button, "sensitive",
- G_BINDING_SYNC_CREATE);
-#endif
-
- gtk_dialog_add_buttons (GTK_DIALOG (self->priv->chooser_dialog),
- _("No Image"), EMPATHY_AVATAR_CHOOSER_RESPONSE_NO_IMAGE,
- GTK_STOCK_CANCEL, EMPATHY_AVATAR_CHOOSER_RESPONSE_CANCEL,
- GTK_STOCK_OPEN, EMPATHY_AVATAR_CHOOSER_RESPONSE_FILE,
- NULL);
-
- chooser_dialog = self->priv->chooser_dialog;
- gtk_window_set_destroy_with_parent (GTK_WINDOW (chooser_dialog), TRUE);
-
- /* Get special dirs */
- saved_dir = g_settings_get_string (self->priv->gsettings_ui,
- TPAW_PREFS_UI_AVATAR_DIRECTORY);
-
- if (saved_dir != NULL &&
- !g_file_test (saved_dir, G_FILE_TEST_IS_DIR))
- {
- g_free (saved_dir);
- saved_dir = NULL;
- }
-
- if (!g_file_test (default_dir, G_FILE_TEST_IS_DIR))
- default_dir = NULL;
-
- pics_dir = g_get_user_special_dir (G_USER_DIRECTORY_PICTURES);
- if (pics_dir != NULL && !g_file_test (pics_dir, G_FILE_TEST_IS_DIR))
- pics_dir = NULL;
-
- /* Set current dir to the last one or to DEFAULT_DIR or to home */
- if (saved_dir != NULL)
- gtk_file_chooser_set_current_folder (chooser_dialog, saved_dir);
- else if (pics_dir != NULL)
- gtk_file_chooser_set_current_folder (chooser_dialog, pics_dir);
- else if (default_dir != NULL)
- gtk_file_chooser_set_current_folder (chooser_dialog, default_dir);
- else
- gtk_file_chooser_set_current_folder (chooser_dialog, g_get_home_dir ());
-
- /* Add shortcuts to special dirs */
- if (saved_dir)
- gtk_file_chooser_add_shortcut_folder (chooser_dialog, saved_dir, NULL);
- else if (pics_dir)
- gtk_file_chooser_add_shortcut_folder (chooser_dialog, pics_dir, NULL);
-
- if (default_dir != NULL)
- gtk_file_chooser_add_shortcut_folder (chooser_dialog, default_dir, NULL);
-
- /* Setup preview image */
- image = gtk_image_new ();
- gtk_file_chooser_set_preview_widget (chooser_dialog, image);
- gtk_widget_set_size_request (image, AVATAR_SIZE_SAVE, AVATAR_SIZE_SAVE);
- gtk_widget_show (image);
- gtk_file_chooser_set_use_preview_label (chooser_dialog, FALSE);
- g_signal_connect (chooser_dialog, "update-preview",
- G_CALLBACK (avatar_chooser_update_preview_cb),
- self);
-
- /* Setup filers */
- filter = gtk_file_filter_new ();
- gtk_file_filter_set_name (filter, _("Images"));
- gtk_file_filter_add_pixbuf_formats (filter);
- gtk_file_chooser_add_filter (chooser_dialog, filter);
- filter = gtk_file_filter_new ();
- gtk_file_filter_set_name (filter, _("All Files"));
- gtk_file_filter_add_pattern (filter, "*");
- gtk_file_chooser_add_filter (chooser_dialog, filter);
-
- /* Setup response */
- gtk_dialog_set_default_response (GTK_DIALOG (chooser_dialog),
- EMPATHY_AVATAR_CHOOSER_RESPONSE_FILE);
-
- g_signal_connect (chooser_dialog, "response",
- G_CALLBACK (avatar_chooser_response_cb),
- self);
-
- gtk_widget_show (GTK_WIDGET (chooser_dialog));
-
- g_free (saved_dir);
-}
-
-static void
-empathy_avatar_chooser_init (EmpathyAvatarChooser *self)
-{
- self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
- EMPATHY_TYPE_AVATAR_CHOOSER, EmpathyAvatarChooserPrivate);
-
- gtk_drag_dest_set (GTK_WIDGET (self),
- GTK_DEST_DEFAULT_ALL,
- drop_types,
- G_N_ELEMENTS (drop_types),
- GDK_ACTION_COPY);
-
- self->priv->gsettings_ui = g_settings_new (TPAW_PREFS_UI_SCHEMA);
-
- g_signal_connect (self, "drag-motion",
- G_CALLBACK (avatar_chooser_drag_motion_cb),
- self);
- g_signal_connect (self, "drag-drop",
- G_CALLBACK (avatar_chooser_drag_drop_cb),
- self);
- g_signal_connect (self, "drag-data-received",
- G_CALLBACK (avatar_chooser_drag_data_received_cb),
- self);
- g_signal_connect (self, "clicked",
- G_CALLBACK (avatar_chooser_clicked_cb),
- self);
-
- avatar_chooser_clear_image (self);
-}
-
-/**
- * empathy_avatar_chooser_new:
- * @account: a #TpAccount
- *
- * Creates a new #EmpathyAvatarChooser.
- *
- * Return value: a new #EmpathyAvatarChooser
- */
-GtkWidget *
-empathy_avatar_chooser_new (TpAccount *account)
-{
- g_return_val_if_fail (TP_IS_ACCOUNT (account), NULL);
-
- return g_object_new (EMPATHY_TYPE_AVATAR_CHOOSER,
- "account", account,
- NULL);
-}
-
-static void
-set_avatar_cb (GObject *source,
- GAsyncResult *result,
- gpointer user_data)
-{
- GSimpleAsyncResult *my_result = user_data;
- GError *error = NULL;
-
- if (!tp_account_set_avatar_finish (TP_ACCOUNT (source), result, &error))
- g_simple_async_result_take_error (my_result, error);
-
- g_simple_async_result_complete (my_result);
- g_object_unref (my_result);
-}
-
-void
-empathy_avatar_chooser_apply_async (EmpathyAvatarChooser *self,
- GAsyncReadyCallback callback,
- gpointer user_data)
-{
- GSimpleAsyncResult *result;
-
- g_return_if_fail (EMPATHY_IS_AVATAR_CHOOSER (self));
-
- result = g_simple_async_result_new ((GObject *) self, callback, user_data,
- empathy_avatar_chooser_apply_async);
-
- if (!self->priv->changed)
- {
- g_simple_async_result_complete_in_idle (result);
- g_object_unref (result);
- return;
- }
-
- self->priv->changed = FALSE;
-
- DEBUG ("%s Account.Avatar on %s", self->priv->avatar != NULL ? "Set": "Clear",
- tp_proxy_get_object_path (self->priv->account));
-
- tp_account_set_avatar_async (self->priv->account,
- self->priv->avatar != NULL ? (guchar *) self->priv->avatar->data : NULL,
- self->priv->avatar != NULL ? self->priv->avatar->len : 0,
- self->priv->mime_type, set_avatar_cb, result);
-}
-
-gboolean
-empathy_avatar_chooser_apply_finish (EmpathyAvatarChooser *self,
- GAsyncResult *result,
- GError **error)
-{
- empathy_implement_finish_void (self, empathy_avatar_chooser_apply_async);
-}
projects / empathy.git / blobdiff