diff options
Diffstat (limited to 'tp-account-widgets/tpaw-avatar-chooser.c')
| -rw-r--r-- | tp-account-widgets/tpaw-avatar-chooser.c | 1221 |
1 files changed, 0 insertions, 1221 deletions
diff --git a/tp-account-widgets/tpaw-avatar-chooser.c b/tp-account-widgets/tpaw-avatar-chooser.c deleted file mode 100644 index d40666e75..000000000 --- a/tp-account-widgets/tpaw-avatar-chooser.c +++ /dev/null @@ -1,1221 +0,0 @@ -/* - * 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 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: Based on Novell's e-image-chooser. - * Xavier Claessens <xclaesse@gmail.com> - */ - -#include "config.h" -#include "tpaw-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> -#include <tp-account-widgets/tpaw-pixbuf-utils.h> -#include <tp-account-widgets/tpaw-utils.h> - -#ifdef HAVE_CHEESE -#include <cheese-avatar-chooser.h> -#endif /* HAVE_CHEESE */ - -#define DEBUG_FLAG TPAW_DEBUG_OTHER -#include "tpaw-debug.h" - -/** - * SECTION:tpaw-avatar-chooser - * @title: TpawAvatarChooser - * @short_description: A widget used to change avatar - * @include: tp-account-widgets/tpaw-avatar-chooser.h - * - * #TpawAvatarChooser is a widget which extends #GtkButton to - * provide a way of changing avatar. - */ - -/** - * TpawAvatarChooser: - * @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 TPAW_AVATAR_CHOOSER_RESPONSE_WEBCAM 10 -#endif -#define TPAW_AVATAR_CHOOSER_RESPONSE_NO_IMAGE GTK_RESPONSE_NO -#define TPAW_AVATAR_CHOOSER_RESPONSE_CANCEL GTK_RESPONSE_CANCEL -#define TPAW_AVATAR_CHOOSER_RESPONSE_FILE GTK_RESPONSE_OK - -struct _TpawAvatarChooserPrivate -{ - TpAccount *account; - - GArray *avatar; - gchar *mime_type; - gboolean changed; - - GtkFileChooser *chooser_dialog; - GSettings *gsettings_ui; -}; - -enum -{ - PROP_0, - PROP_ACCOUNT -}; - -G_DEFINE_TYPE (TpawAvatarChooser, tpaw_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 (TpawAvatarChooser *self, - GArray *avatar, - gchar *mime_type, - GdkPixbuf *pixbuf, - gboolean maybe_convert); -static void avatar_chooser_clear_image (TpawAvatarChooser *self); - -static void -get_avatar_cb (GObject *source, - GAsyncResult *result, - gpointer user_data) -{ - TpWeakRef *wr = user_data; - TpawAvatarChooser *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 = tpaw_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) -{ - TpawAvatarChooser *self = (TpawAvatarChooser *) 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) -{ - TpawAvatarChooser *self = (TpawAvatarChooser *) object; - - G_OBJECT_CLASS (tpaw_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) -{ - TpawAvatarChooser *self = (TpawAvatarChooser *) 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) -{ - TpawAvatarChooser *self = TPAW_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) -{ - TpawAvatarChooser *self = (TpawAvatarChooser *) 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 (tpaw_avatar_chooser_parent_class)->dispose (object); -} - -static void -tpaw_avatar_chooser_class_init (TpawAvatarChooserClass *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; - - /** - * TpawAvatarChooser:account: - * - * The #TpAccount whose avatar should be shown and modified by - * the #TpawAvatarChooser 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 (TpawAvatarChooserPrivate)); -} - -static gboolean -avatar_chooser_drag_motion_cb (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - guint time_, - TpawAvatarChooser *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_, - TpawAvatarChooser *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 (TpawAvatarChooser *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 (TpawAvatarChooser *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 (TpawAvatarChooser *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 (TpawAvatarChooser *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 (TpawAvatarChooser *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 = tpaw_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 (TpawAvatarChooser *self, - gchar *data, - gsize size) -{ - GdkPixbuf *pixbuf; - GArray *avatar; - gchar *mime_type = NULL; - - if (data == NULL) - { - avatar_chooser_clear_image (self); - return; - } - - pixbuf = tpaw_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_, - TpawAvatarChooser *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, - TpawAvatarChooser *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 = tpaw_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 (TpawAvatarChooser *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 (TpawAvatarChooser *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, - TpawAvatarChooser *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, - TpawAvatarChooser *self) -{ - GtkWidget *window; - - window = cheese_avatar_chooser_new (); - - gtk_window_set_transient_for (GTK_WINDOW (window), - GTK_WINDOW (tpaw_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, - TpawAvatarChooser *self) -{ - self->priv->chooser_dialog = NULL; - - if (response == TPAW_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 == TPAW_AVATAR_CHOOSER_RESPONSE_NO_IMAGE) - { - /* This corresponds to "No Image", not to "Cancel" */ - avatar_chooser_clear_image (self); - } - #ifdef HAVE_CHEESE - else if (response == TPAW_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, - TpawAvatarChooser *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"), - tpaw_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..."), TPAW_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"), TPAW_AVATAR_CHOOSER_RESPONSE_NO_IMAGE, - GTK_STOCK_CANCEL, TPAW_AVATAR_CHOOSER_RESPONSE_CANCEL, - GTK_STOCK_OPEN, TPAW_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), - TPAW_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 -tpaw_avatar_chooser_init (TpawAvatarChooser *self) -{ - self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self, - TPAW_TYPE_AVATAR_CHOOSER, TpawAvatarChooserPrivate); - - 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); -} - -/** - * tpaw_avatar_chooser_new: - * @account: a #TpAccount - * - * Creates a new #TpawAvatarChooser. - * - * Return value: a new #TpawAvatarChooser - */ -GtkWidget * -tpaw_avatar_chooser_new (TpAccount *account) -{ - g_return_val_if_fail (TP_IS_ACCOUNT (account), NULL); - - return g_object_new (TPAW_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 -tpaw_avatar_chooser_apply_async (TpawAvatarChooser *self, - GAsyncReadyCallback callback, - gpointer user_data) -{ - GSimpleAsyncResult *result; - - g_return_if_fail (TPAW_IS_AVATAR_CHOOSER (self)); - - result = g_simple_async_result_new ((GObject *) self, callback, user_data, - tpaw_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 -tpaw_avatar_chooser_apply_finish (TpawAvatarChooser *self, - GAsyncResult *result, - GError **error) -{ - tpaw_implement_finish_void (self, tpaw_avatar_chooser_apply_async); -} |