static void resize_task_completed_cb (GthTask *task, GError *error, gpointer user_data) { GthFileToolResize *self = user_data; GtkWidget *window; GtkWidget *viewer_page; self->priv->resize_task = NULL; if (self->priv->closing) { g_object_unref (task); gth_image_viewer_page_tool_reset_image (GTH_IMAGE_VIEWER_PAGE_TOOL (self)); return; } if (error != NULL) { if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) update_image_size (self); g_object_unref (task); return; } _cairo_clear_surface (&self->priv->new_image); self->priv->new_image = gth_image_task_get_destination_surface (GTH_IMAGE_TASK (task)); if (self->priv->new_image == NULL) { g_object_unref (task); return; } window = gth_file_tool_get_window (GTH_FILE_TOOL (self)); viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window)); gth_image_viewer_page_set_image (GTH_IMAGE_VIEWER_PAGE (viewer_page), self->priv->new_image, FALSE); if (self->priv->apply_to_original) { gth_image_history_add_surface (gth_image_viewer_page_get_history (GTH_IMAGE_VIEWER_PAGE (viewer_page)), self->priv->new_image, -1, TRUE); gth_viewer_page_focus (GTH_VIEWER_PAGE (viewer_page)); gth_file_tool_hide_options (GTH_FILE_TOOL (self)); } else { update_dimensione_info_label (self, "new_dimensions_label", self->priv->new_width, self->priv->new_height, TRUE); update_dimensione_info_label (self, "scale_factor_label", (double) self->priv->new_width / self->priv->original_width, (double) self->priv->new_height / self->priv->original_height, FALSE); } g_object_unref (task); }
static void gth_file_tool_redo_update_sensitivity (GthFileTool *base) { GtkWidget *window; GtkWidget *viewer_page; window = gth_file_tool_get_window (base); viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window)); if (! GTH_IS_IMAGE_VIEWER_PAGE (viewer_page)) gtk_widget_set_sensitive (GTK_WIDGET (base), FALSE); else gtk_widget_set_sensitive (GTK_WIDGET (base), gth_image_history_can_redo (gth_image_viewer_page_get_history (GTH_IMAGE_VIEWER_PAGE (viewer_page)))); }