#include <gtk/gtk.h>
#include "ev-sidebar-bookmarks.h"
+#include "ev-document-bookmarks.h"
+
+/* Amount of time we devote to each iteration of the idle, in microseconds */
+#define IDLE_WORK_LENGTH 5000
+
+typedef struct {
+ EvDocumentBookmarksIter *bookmarks_iter;
+ GtkTreeIter *tree_iter;
+} IdleStackData;
struct _EvSidebarBookmarksPrivate {
GtkWidget *tree_view;
+ GtkTreeModel *model;
+ EvDocument *current_document;
+ GList *idle_stack;
+ guint idle_id;
};
enum {
BOOKMARKS_COLUMN_MARKUP,
- BOOKMARKS_COLUMN_OUTLINE,
BOOKMARKS_COLUMN_PAGE_NUM,
BOOKMARKS_COLUMN_PAGE_VALID,
- NUM_COLUMNS
+ BOOKMARKS_COLUMN_BOOKMARK,
+ BOOKMARKS_COLUMN_NUM_COLUMNS
};
+static void bookmarks_page_num_func (GtkTreeViewColumn *tree_column,
+ GtkCellRenderer *cell,
+ GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ gpointer data);
+
G_DEFINE_TYPE (EvSidebarBookmarks, ev_sidebar_bookmarks, GTK_TYPE_VBOX)
#define EV_SIDEBAR_BOOKMARKS_GET_PRIVATE(object) \
(G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_SIDEBAR_BOOKMARKS, EvSidebarBookmarksPrivate))
+
+static void
+ev_sidebar_bookmarks_destroy (GtkObject *object)
+{
+ EvSidebarBookmarks *ev_sidebar_bookmarks = (EvSidebarBookmarks *) object;
+
+ g_print ("ev_sidebar_bookmarks_destroy!\n");
+ ev_sidebar_bookmarks_clear_document (ev_sidebar_bookmarks);
+}
+
static void
ev_sidebar_bookmarks_class_init (EvSidebarBookmarksClass *ev_sidebar_bookmarks_class)
{
GObjectClass *g_object_class;
+ GtkObjectClass *gtk_object_class;
g_object_class = G_OBJECT_CLASS (ev_sidebar_bookmarks_class);
+ gtk_object_class = GTK_OBJECT_CLASS (ev_sidebar_bookmarks_class);
- g_type_class_add_private (g_object_class, sizeof (EvSidebarBookmarksPrivate));
+ gtk_object_class->destroy = ev_sidebar_bookmarks_destroy;
+ g_type_class_add_private (g_object_class, sizeof (EvSidebarBookmarksPrivate));
}
+static void
+selection_changed_cb (GtkTreeSelection *selection,
+ EvSidebarBookmarks *ev_sidebar_bookmarks)
+{
+ EvDocument *document;
+ GtkTreeModel *model;
+ GtkTreeIter iter;
+
+ g_return_if_fail (EV_IS_SIDEBAR_BOOKMARKS (ev_sidebar_bookmarks));
+
+ document = EV_DOCUMENT (ev_sidebar_bookmarks->priv->current_document);
+ g_return_if_fail (ev_sidebar_bookmarks->priv->current_document != NULL);
+
+ if (gtk_tree_selection_get_selected (selection, &model, &iter)) {
+ EvBookmark *bookmark;
+ GValue value = {0, };
+ int page;
+
+ gtk_tree_model_get_value (model, &iter,
+ BOOKMARKS_COLUMN_BOOKMARK, &value);
+
+ bookmark = EV_BOOKMARK (g_value_get_object (&value));
+ g_return_if_fail (bookmark != NULL);
+
+ page = ev_bookmark_get_page (bookmark);
+ ev_document_set_page (document, page);
+ }
+}
static void
ev_sidebar_bookmarks_construct (EvSidebarBookmarks *ev_sidebar_bookmarks)
{
EvSidebarBookmarksPrivate *priv;
GtkWidget *swindow;
+ GtkTreeViewColumn *column;
+ GtkCellRenderer *renderer;
+ GtkTreeSelection *selection;
priv = ev_sidebar_bookmarks->priv;
+ priv->model = (GtkTreeModel *) gtk_tree_store_new (BOOKMARKS_COLUMN_NUM_COLUMNS,
+ G_TYPE_STRING,
+ G_TYPE_INT,
+ G_TYPE_BOOLEAN,
+ G_TYPE_OBJECT);
+
swindow = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swindow),
GTK_SHADOW_IN);
/* Create tree view */
- priv->tree_view = gtk_tree_view_new ();
+ priv->tree_view = gtk_tree_view_new_with_model (priv->model);
+ g_object_unref (priv->model);
gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (priv->tree_view), FALSE);
gtk_container_add (GTK_CONTAINER (swindow), priv->tree_view);
+ gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (priv->tree_view), TRUE);
gtk_box_pack_start (GTK_BOX (ev_sidebar_bookmarks), swindow, TRUE, TRUE, 0);
gtk_widget_show_all (GTK_WIDGET (ev_sidebar_bookmarks));
+
+ column = gtk_tree_view_column_new ();
+ gtk_tree_view_column_set_expand (GTK_TREE_VIEW_COLUMN (column), TRUE);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (priv->tree_view), column);
+
+ renderer = (GtkCellRenderer*)
+ g_object_new (GTK_TYPE_CELL_RENDERER_TEXT,
+ "ellipsize", PANGO_ELLIPSIZE_END,
+ NULL);
+ gtk_tree_view_column_pack_start (GTK_TREE_VIEW_COLUMN (column), renderer, TRUE);
+ gtk_tree_view_column_set_attributes (GTK_TREE_VIEW_COLUMN (column), renderer,
+ "markup", BOOKMARKS_COLUMN_MARKUP,
+ NULL);
+
+ renderer = gtk_cell_renderer_text_new ();
+ gtk_tree_view_column_pack_end (GTK_TREE_VIEW_COLUMN (column), renderer, FALSE);
+ gtk_tree_view_column_set_cell_data_func (GTK_TREE_VIEW_COLUMN (column), renderer,
+ (GtkTreeCellDataFunc) bookmarks_page_num_func,
+ NULL, NULL);
+
+
+ selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->tree_view));
+ g_signal_connect (selection, "changed",
+ G_CALLBACK (selection_changed_cb),
+ ev_sidebar_bookmarks);
}
static void
ev_sidebar_bookmarks_construct (ev_sidebar_bookmarks);
}
+static void
+bookmarks_page_num_func (GtkTreeViewColumn *tree_column,
+ GtkCellRenderer *cell,
+ GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ int page_num;
+ gboolean page_valid;
+
+ gtk_tree_model_get (tree_model, iter,
+ BOOKMARKS_COLUMN_PAGE_NUM, &page_num,
+ BOOKMARKS_COLUMN_PAGE_VALID, &page_valid,
+ -1);
+
+ if (page_valid) {
+ gchar *markup = g_strdup_printf ("<i>%d</i>", page_num);
+ g_object_set (cell,
+ "markup", markup,
+ "visible", TRUE,
+ NULL);
+ g_free (markup);
+ } else {
+ g_object_set (cell,
+ "visible", FALSE,
+ NULL);
+ }
+}
+
+/* Public Functions */
+
GtkWidget *
ev_sidebar_bookmarks_new (void)
{
return ev_sidebar_bookmarks;
}
+
+static void
+stack_data_free (IdleStackData *stack_data,
+ EvDocumentBookmarks *document_bookmarks)
+{
+ g_assert (stack_data);
+
+ if (stack_data->tree_iter)
+ gtk_tree_iter_free (stack_data->tree_iter);
+ if (stack_data->bookmarks_iter)
+ ev_document_bookmarks_free_iter (document_bookmarks, stack_data->bookmarks_iter);
+ g_free (stack_data);
+}
+
+static gboolean
+do_one_iteration (EvSidebarBookmarks *ev_sidebar_bookmarks)
+{
+ EvSidebarBookmarksPrivate *priv = ev_sidebar_bookmarks->priv;
+ EvBookmark *bookmark;
+ IdleStackData *stack_data;
+ GtkTreeIter tree_iter;
+ EvDocumentBookmarksIter *child_iter;
+ gint page;
+
+ g_assert (priv->idle_stack);
+
+ stack_data = (IdleStackData *) priv->idle_stack->data;
+
+ bookmark = ev_document_bookmarks_get_bookmark
+ (EV_DOCUMENT_BOOKMARKS (priv->current_document),
+ stack_data->bookmarks_iter);
+ if (bookmark == NULL) {
+ g_warning ("mismatch in model. No values available at current level.\n");
+ return FALSE;
+ }
+
+ page = ev_bookmark_get_page (bookmark);
+ gtk_tree_store_append (GTK_TREE_STORE (priv->model), &tree_iter, stack_data->tree_iter);
+ gtk_tree_store_set (GTK_TREE_STORE (priv->model), &tree_iter,
+ BOOKMARKS_COLUMN_MARKUP, ev_bookmark_get_title (bookmark),
+ BOOKMARKS_COLUMN_PAGE_NUM, page,
+ /* FIXME: Handle links for real. */
+ BOOKMARKS_COLUMN_PAGE_VALID, (page >= 0),
+ BOOKMARKS_COLUMN_BOOKMARK, bookmark,
+ -1);
+ g_object_unref (bookmark);
+
+ child_iter = ev_document_bookmarks_get_child (EV_DOCUMENT_BOOKMARKS (priv->current_document),
+ stack_data->bookmarks_iter);
+ if (child_iter) {
+ IdleStackData *child_stack_data;
+
+ child_stack_data = g_new0 (IdleStackData, 1);
+ child_stack_data->tree_iter = gtk_tree_iter_copy (&tree_iter);
+ child_stack_data->bookmarks_iter = child_iter;
+ priv->idle_stack = g_list_prepend (priv->idle_stack, child_stack_data);
+
+ return TRUE;
+ }
+
+ /* We don't have children, so we need to walk to the next node */
+ while (TRUE) {
+ if (ev_document_bookmarks_next (EV_DOCUMENT_BOOKMARKS (priv->current_document),
+ stack_data->bookmarks_iter))
+ return TRUE;
+
+ /* We're done with this level. Pop it off the idle stack and go
+ * to the next level */
+ stack_data_free (stack_data, EV_DOCUMENT_BOOKMARKS (priv->current_document));
+ priv->idle_stack = g_list_delete_link (priv->idle_stack, priv->idle_stack);
+ if (priv->idle_stack == NULL)
+ return FALSE;
+ stack_data = priv->idle_stack->data;
+ }
+}
+
+static gboolean
+populate_bookmarks_idle (gpointer data)
+{
+ GTimer *timer;
+ gint i;
+ gulong microseconds = 0;
+
+ EvSidebarBookmarks *ev_sidebar_bookmarks = (EvSidebarBookmarks *)data;
+ EvSidebarBookmarksPrivate *priv = ev_sidebar_bookmarks->priv;
+
+ if (priv->idle_stack == NULL) {
+ priv->idle_id = 0;
+ return FALSE;
+ }
+
+ /* The amount of time that reading the next bookmark takes is wildly
+ * inconsistent, so we constrain it to IDLE_WORK_LENGTH microseconds per
+ * idle iteration. */
+ timer = g_timer_new ();
+ i = 0;
+ g_timer_start (timer);
+ while (do_one_iteration (ev_sidebar_bookmarks)) {
+ i++;
+ g_timer_elapsed (timer, µseconds);
+ if (microseconds > IDLE_WORK_LENGTH)
+ break;
+ }
+ g_timer_destroy (timer);
+#if 0
+ g_print ("%d rows done this idle in %d\n", i, (int)microseconds);
+#endif
+ return TRUE;
+}
+
+void
+ev_sidebar_bookmarks_clear_document (EvSidebarBookmarks *sidebar_bookmarks)
+{
+ EvSidebarBookmarksPrivate *priv;
+
+ g_return_if_fail (EV_IS_SIDEBAR_BOOKMARKS (sidebar_bookmarks));
+
+ priv = sidebar_bookmarks->priv;
+ if (priv->current_document) {
+ g_object_unref (priv->current_document);
+ priv->current_document = NULL;
+ }
+ gtk_tree_store_clear (GTK_TREE_STORE (priv->model));
+
+ /* Clear the idle */
+ if (priv->idle_id != 0) {
+ g_source_remove (priv->idle_id);
+ priv->idle_id = 0;
+ }
+ g_list_foreach (priv->idle_stack, (GFunc) stack_data_free, priv->current_document);
+ g_list_free (priv->idle_stack);
+ priv->idle_stack = NULL;
+
+}
+
+void
+ev_sidebar_bookmarks_set_document (EvSidebarBookmarks *sidebar_bookmarks,
+ EvDocument *document)
+{
+ EvSidebarBookmarksPrivate *priv;
+ EvDocumentBookmarksIter *bookmarks_iter;
+
+ g_return_if_fail (EV_IS_SIDEBAR_BOOKMARKS (sidebar_bookmarks));
+ g_return_if_fail (EV_IS_DOCUMENT (document));
+
+ priv = sidebar_bookmarks->priv;
+
+ g_object_ref (document);
+ ev_sidebar_bookmarks_clear_document (sidebar_bookmarks);
+
+ priv->current_document = document;
+ bookmarks_iter = ev_document_bookmarks_begin_read (EV_DOCUMENT_BOOKMARKS (document));
+ if (bookmarks_iter) {
+ IdleStackData *stack_data;
+
+ stack_data = g_new0 (IdleStackData, 1);
+ stack_data->bookmarks_iter = bookmarks_iter;
+ stack_data->tree_iter = NULL;
+
+ priv->idle_stack = g_list_prepend (priv->idle_stack, stack_data);
+ priv->idle_id = g_idle_add (populate_bookmarks_idle, sidebar_bookmarks);
+ }
+}
+
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