static void
avatar_chooser_update_preview_cb (GtkFileChooser *file_chooser,
EmpathyAvatarChooser *chooser)
{
gchar *filename;
filename = gtk_file_chooser_get_preview_filename (file_chooser);
if (filename) {
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) {
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),
"gtk-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 (EmpathyAvatarChooser *chooser,
EmpathyAvatar *avatar,
GdkPixbuf *pixbuf,
gboolean set_locally)
{
EmpathyAvatarChooserPriv *priv = GET_PRIV (chooser);
GdkPixbuf *pixbuf_view;
GtkWidget *image;
g_assert (avatar != NULL);
g_assert (pixbuf != NULL);
if (set_locally) {
EmpathyAvatar *conv;
conv = avatar_chooser_maybe_convert_and_scale (chooser,
pixbuf, avatar);
empathy_avatar_unref (avatar);
if (conv == NULL) {
/* An error occured; don't change the avatar. */
return;
}
avatar = conv;
}
if (priv->avatar != NULL) {
empathy_avatar_unref (priv->avatar);
}
priv->avatar = avatar;
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 (chooser), image);
g_signal_emit (chooser, signals[CHANGED], 0);
g_object_unref (pixbuf_view);
g_object_unref (pixbuf);
}
/**
* empathy_avatar_image_set:
* @avatar_image: an #EmpathyAvatarImage
* @avatar: the #EmpathyAvatar to set @avatar_image to
*
* Sets @avatar_image to display the avatar indicated by @avatar.
*/
void
empathy_avatar_image_set (EmpathyAvatarImage *avatar_image,
EmpathyAvatar *avatar)
{
EmpathyAvatarImagePriv *priv = GET_PRIV (avatar_image);
GdkPixbuf *scaled_pixbuf;
g_return_if_fail (EMPATHY_IS_AVATAR_IMAGE (avatar_image));
if (priv->pixbuf) {
g_object_unref (priv->pixbuf);
priv->pixbuf = NULL;
}
if (avatar) {
priv->pixbuf = empathy_pixbuf_from_data ((gchar *) avatar->data,
avatar->len);
}
if (!priv->pixbuf) {
gtk_image_set_from_icon_name (GTK_IMAGE (priv->image),
"stock_person",
GTK_ICON_SIZE_DIALOG);
return;
}
scaled_pixbuf = empathy_pixbuf_scale_down_if_necessary (priv->pixbuf, MAX_SMALL);
gtk_image_set_from_pixbuf (GTK_IMAGE (priv->image), scaled_pixbuf);
if (scaled_pixbuf != priv->pixbuf) {
gtk_widget_set_tooltip_text (GTK_WIDGET (avatar_image),
_("Click to enlarge"));
} else {
gtk_widget_set_tooltip_text (GTK_WIDGET (avatar_image),
NULL);
}
g_object_unref (scaled_pixbuf);
}
static gboolean
avatar_image_button_press_event (GtkWidget *widget, GdkEventButton *event)
{
EmpathyAvatarImagePriv *priv;
GtkWidget *popup;
GtkWidget *frame;
GtkWidget *image;
gint x, y;
gint popup_width, popup_height;
gint width, height;
GdkPixbuf *pixbuf;
priv = GET_PRIV (widget);
if (priv->popup) {
gtk_widget_destroy (priv->popup);
priv->popup = NULL;
}
if (event->button != 1 || event->type != GDK_BUTTON_PRESS || !priv->pixbuf) {
return FALSE;
}
popup_width = gdk_pixbuf_get_width (priv->pixbuf);
popup_height = gdk_pixbuf_get_height (priv->pixbuf);
width = priv->image->allocation.width;
height = priv->image->allocation.height;
/* Don't show a popup if the popup is smaller then the currently avatar
* image.
*/
if (popup_height <= height && popup_width <= width) {
return TRUE;
}
pixbuf = empathy_pixbuf_scale_down_if_necessary (priv->pixbuf, MAX_LARGE);
popup_width = gdk_pixbuf_get_width (pixbuf);
popup_height = gdk_pixbuf_get_height (pixbuf);
popup = gtk_window_new (GTK_WINDOW_POPUP);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT);
gtk_container_add (GTK_CONTAINER (popup), frame);
image = gtk_image_new ();
gtk_container_add (GTK_CONTAINER (frame), image);
gtk_image_set_from_pixbuf (GTK_IMAGE (image), pixbuf);
g_object_unref (pixbuf);
gdk_window_get_origin (priv->image->window, &x, &y);
x = x - (popup_width - width) / 2;
y = y - (popup_height - height) / 2;
gtk_window_move (GTK_WINDOW (popup), x, y);
priv->popup = popup;
gtk_widget_show_all (popup);
return TRUE;
}
