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#include <libnautilus/libnautilus.h>
#include "hyperbola-filefmt.h"
#include <gtk/gtk.h>
typedef struct {
NautilusViewFrame *view_frame;
GtkWidget *ctree;
HyperbolaDocTree *doc_tree;
gint notify_count;
} HyperbolaNavigationTree;
/* Temporary prototypes until hyperbola-nav-tree.h compiles. */
GtkType hyperbola_navigation_tree_get_type(void);
GnomeObject *hyperbola_navigation_tree_new(void);
static void hyperbola_navigation_tree_select_row(GtkCTree *ctree,
GtkCTreeNode *node,
gint column,
HyperbolaNavigationTree *view);
static void hyperbola_navigation_tree_notify_location_change (NautilusViewFrame *view_frame,
Nautilus_NavigationInfo *navi,
HyperbolaNavigationTree *hview);
typedef struct {
HyperbolaNavigationTree *view;
GtkCTreeNode *sibling, *parent;
} PopulateInfo;
static gboolean
ctree_populate_subnode(gpointer key, gpointer value, gpointer user_data)
{
HyperbolaTreeNode *node = value;
PopulateInfo *pi = (PopulateInfo *)user_data, subpi;
gboolean term;
term = (node->type == HYP_TREE_NODE_PAGE) || !node->children;
pi->sibling = gtk_ctree_insert_node(GTK_CTREE(pi->view->ctree), pi->parent, NULL, &node->title, 5,
NULL, NULL, NULL, NULL, term, FALSE);
node->user_data = pi->sibling;
gtk_ctree_node_set_row_data(GTK_CTREE(pi->view->ctree), pi->sibling, node);
if(node->children)
{
subpi.view = pi->view;
subpi.sibling = NULL;
subpi.parent = pi->sibling;
g_tree_traverse(node->children, ctree_populate_subnode, G_IN_ORDER, &subpi);
}
return FALSE;
}
static void
ctree_populate(HyperbolaNavigationTree *view)
{
PopulateInfo subpi = { NULL, NULL, NULL };
subpi.view = view;
g_tree_traverse(view->doc_tree->children, ctree_populate_subnode, G_IN_ORDER, &subpi);
}
GnomeObject *
hyperbola_navigation_tree_new(void)
{
static const char *titles[] = {"Document Tree"};
GtkWidget *wtmp;
HyperbolaNavigationTree *view;
view = g_new0(HyperbolaNavigationTree, 1);
view->view_frame = NAUTILUS_VIEW_FRAME(gtk_widget_new(nautilus_meta_view_frame_get_type(), NULL));
gtk_signal_connect(GTK_OBJECT(view->view_frame), "notify_location_change", hyperbola_navigation_tree_notify_location_change,
view);
nautilus_meta_view_frame_set_label(NAUTILUS_META_VIEW_FRAME(view->view_frame), _("Help Contents"));
view->ctree = gtk_ctree_new_with_titles(1, 0, (gchar **)titles);
gtk_clist_freeze(GTK_CLIST(view->ctree));
gtk_clist_set_selection_mode(GTK_CLIST(view->ctree), GTK_SELECTION_BROWSE);
gtk_signal_connect(GTK_OBJECT(view->ctree), "tree_select_row", hyperbola_navigation_tree_select_row, view);
view->doc_tree = hyperbola_doc_tree_new();
hyperbola_doc_tree_populate(view->doc_tree);
ctree_populate(view);
wtmp = gtk_scrolled_window_new(gtk_clist_get_hadjustment(GTK_CLIST(view->ctree)),
gtk_clist_get_vadjustment(GTK_CLIST(view->ctree)));
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(wtmp), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_container_add(GTK_CONTAINER(view->view_frame), wtmp);
gtk_container_add(GTK_CONTAINER(wtmp), view->ctree);
gtk_clist_columns_autosize(GTK_CLIST(view->ctree));
gtk_clist_thaw(GTK_CLIST(view->ctree));
gtk_widget_show(view->ctree);
gtk_widget_show(wtmp);
return nautilus_view_frame_get_gnome_object(view->view_frame);
}
static void
hyperbola_navigation_tree_notify_location_change (NautilusViewFrame *view_frame,
Nautilus_NavigationInfo *navi,
HyperbolaNavigationTree *hview)
{
HyperbolaTreeNode *tnode;
if(hview->notify_count > 0)
return;
hview->notify_count++;
tnode = g_hash_table_lookup(hview->doc_tree->global_by_uri, navi->requested_uri);
if(tnode)
gtk_ctree_select(GTK_CTREE(hview->ctree), tnode->user_data);
hview->notify_count--;
}
static void hyperbola_navigation_tree_select_row(GtkCTree *ctree, GtkCTreeNode *node,
gint column, HyperbolaNavigationTree *view)
{
HyperbolaTreeNode *tnode;
Nautilus_NavigationRequestInfo nri;
if(view->notify_count > 0)
return;
tnode = gtk_ctree_node_get_row_data(ctree, node);
if(!tnode || !tnode->uri)
return;
view->notify_count++;
memset(&nri, 0, sizeof(nri));
nri.requested_uri = tnode->uri;
nri.new_window_default = nri.new_window_suggested = nri.new_window_enforced = Nautilus_V_UNKNOWN;
nautilus_view_frame_request_location_change(view->view_frame, &nri);
view->notify_count--;
}
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