| /* |
| * Copyright (C) 2007 Carlos Garcia Campos <carlosgc@gnome.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2, or (at your option) |
| * any later version. |
| * |
| * 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 program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. |
| */ |
| |
| #include <gtk/gtk.h> |
| |
| #include "outline.h" |
| #include "utils.h" |
| |
| enum |
| { |
| OUTLINE_TITLE_COLUMN, |
| OUTLINE_ACTION_TYPE_COLUMN, |
| OUTLINE_EXPAND_COLUMN, |
| OUTLINE_ACTION_COLUMN, |
| N_COLUMNS |
| }; |
| |
| static void build_tree(PopplerDocument *document, GtkTreeModel *model, GtkTreeIter *parent, PopplerIndexIter *iter) |
| { |
| |
| do { |
| GtkTreeIter tree_iter; |
| PopplerIndexIter *child; |
| PopplerAction *action; |
| gboolean expand; |
| gchar *markup; |
| GEnumValue *enum_value; |
| |
| action = poppler_index_iter_get_action(iter); |
| expand = poppler_index_iter_is_open(iter); |
| |
| if (!action) { |
| continue; |
| } |
| |
| markup = g_markup_escape_text(action->any.title, -1); |
| enum_value = g_enum_get_value((GEnumClass *)g_type_class_ref(POPPLER_TYPE_ACTION_TYPE), action->type); |
| |
| if (action->type == POPPLER_ACTION_GOTO_DEST && action->goto_dest.dest->type == POPPLER_DEST_NAMED) { |
| /* TODO */ |
| } |
| |
| gtk_tree_store_append(GTK_TREE_STORE(model), &tree_iter, parent); |
| gtk_tree_store_set(GTK_TREE_STORE(model), &tree_iter, OUTLINE_TITLE_COLUMN, markup, OUTLINE_ACTION_TYPE_COLUMN, enum_value->value_name, OUTLINE_EXPAND_COLUMN, expand, OUTLINE_ACTION_COLUMN, action, -1); |
| g_object_weak_ref(G_OBJECT(model), (GWeakNotify)poppler_action_free, action); |
| |
| g_free(markup); |
| |
| child = poppler_index_iter_get_child(iter); |
| if (child) { |
| build_tree(document, model, &tree_iter, child); |
| } |
| poppler_index_iter_free(child); |
| } while (poppler_index_iter_next(iter)); |
| } |
| |
| GtkTreeModel *pgd_outline_create_model(PopplerDocument *document) |
| { |
| GtkTreeModel *model; |
| PopplerIndexIter *iter; |
| |
| iter = poppler_index_iter_new(document); |
| if (iter) { |
| model = GTK_TREE_MODEL(gtk_tree_store_new(N_COLUMNS, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_BOOLEAN, G_TYPE_POINTER)); |
| build_tree(document, model, NULL, iter); |
| poppler_index_iter_free(iter); |
| } else { |
| GtkTreeIter tree_iter; |
| gchar *markup; |
| |
| model = GTK_TREE_MODEL(gtk_list_store_new(1, G_TYPE_STRING)); |
| gtk_list_store_append(GTK_LIST_STORE(model), &tree_iter); |
| markup = g_strdup_printf("<span size=\"larger\" style=\"italic\">%s</span>", "The document doesn't contain outline"); |
| gtk_list_store_set(GTK_LIST_STORE(model), &tree_iter, 0, markup, -1); |
| g_free(markup); |
| } |
| |
| return model; |
| } |
| |
| static void expand_open_links(GtkTreeView *tree_view, GtkTreeModel *model, GtkTreeIter *parent) |
| { |
| GtkTreeIter iter; |
| gboolean expand; |
| |
| if (gtk_tree_model_iter_children(model, &iter, parent)) { |
| do { |
| gtk_tree_model_get(model, &iter, OUTLINE_EXPAND_COLUMN, &expand, -1); |
| if (expand) { |
| GtkTreePath *path; |
| |
| path = gtk_tree_model_get_path(model, &iter); |
| gtk_tree_view_expand_row(tree_view, path, FALSE); |
| gtk_tree_path_free(path); |
| } |
| |
| expand_open_links(tree_view, model, &iter); |
| } while (gtk_tree_model_iter_next(model, &iter)); |
| } |
| } |
| |
| static void pgd_outline_selection_changed(GtkTreeSelection *treeselection, GtkWidget *action_view) |
| { |
| GtkTreeModel *model; |
| GtkTreeIter iter; |
| |
| if (gtk_tree_selection_get_selected(treeselection, &model, &iter)) { |
| PopplerAction *action; |
| |
| gtk_tree_model_get(model, &iter, OUTLINE_ACTION_COLUMN, &action, -1); |
| pgd_action_view_set_action(action_view, action); |
| } |
| } |
| |
| GtkWidget *pgd_outline_create_widget(PopplerDocument *document) |
| { |
| GtkWidget *swindow; |
| GtkWidget *treeview; |
| GtkTreeModel *model; |
| GtkCellRenderer *renderer; |
| GtkTreeSelection *selection; |
| GtkWidget *hpaned, *action; |
| |
| hpaned = gtk_paned_new(GTK_ORIENTATION_HORIZONTAL); |
| |
| action = pgd_action_view_new(document); |
| |
| swindow = gtk_scrolled_window_new(NULL, NULL); |
| gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(swindow), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); |
| |
| model = pgd_outline_create_model(document); |
| treeview = gtk_tree_view_new_with_model(model); |
| g_object_unref(model); |
| |
| renderer = gtk_cell_renderer_text_new(); |
| gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(treeview), 0, "Title", renderer, "markup", OUTLINE_TITLE_COLUMN, NULL); |
| g_object_set(G_OBJECT(renderer), "ellipsize", PANGO_ELLIPSIZE_END, NULL); |
| g_object_set(G_OBJECT(gtk_tree_view_get_column(GTK_TREE_VIEW(treeview), 0)), "expand", TRUE, NULL); |
| |
| if (GTK_IS_TREE_STORE(model)) { |
| renderer = gtk_cell_renderer_text_new(); |
| gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(treeview), 1, "Action Type", renderer, "text", OUTLINE_ACTION_TYPE_COLUMN, NULL); |
| |
| expand_open_links(GTK_TREE_VIEW(treeview), model, NULL); |
| |
| selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(treeview)); |
| g_signal_connect(G_OBJECT(selection), "changed", G_CALLBACK(pgd_outline_selection_changed), (gpointer)action); |
| } else { |
| gtk_tree_selection_set_mode(gtk_tree_view_get_selection(GTK_TREE_VIEW(treeview)), GTK_SELECTION_NONE); |
| } |
| |
| gtk_container_add(GTK_CONTAINER(swindow), treeview); |
| gtk_widget_show(treeview); |
| |
| gtk_paned_add1(GTK_PANED(hpaned), swindow); |
| gtk_widget_show(swindow); |
| |
| gtk_paned_add2(GTK_PANED(hpaned), action); |
| gtk_widget_show(action); |
| |
| gtk_paned_set_position(GTK_PANED(hpaned), 300); |
| |
| return hpaned; |
| } |