static void vdtree_row_expanded(GtkTreeView *treeview, GtkTreeIter *iter, GtkTreePath *tpath, gpointer data)
{
ViewDir *vd = data;
GtkTreeModel *store;
NodeData *nd = NULL;
FileData *fd;
gtk_tree_view_set_tooltip_column(treeview, DIR_COLUMN_LINK);
vdtree_populate_path_by_iter(vd, iter, FALSE, NULL);
store = gtk_tree_view_get_model(GTK_TREE_VIEW(treeview));
gtk_tree_model_get_iter(store, iter, tpath);
gtk_tree_model_get(store, iter, DIR_COLUMN_POINTER, &nd, -1);
fd = (nd) ? nd->fd : NULL;
if (fd && islink(fd->path))
{
vdtree_icon_set_by_iter(vd, iter, vd->pf->link);
}
else
{
vdtree_icon_set_by_iter(vd, iter, vd->pf->open);
}
}
static void vdtree_row_expanded(GtkTreeView *treeview, GtkTreeIter *iter, GtkTreePath *tpath, gpointer data)
{
ViewDir *vd = data;
vdtree_populate_path_by_iter(vd, iter, FALSE, NULL);
vdtree_icon_set_by_iter(vd, iter, vd->pf->open);
}
static void vdtree_add_by_data(ViewDir *vd, FileData *fd, GtkTreeIter *parent)
{
GtkTreeStore *store;
GtkTreeIter child;
NodeData *nd;
GdkPixbuf *pixbuf;
NodeData *end;
GtkTreeIter empty;
if (!fd) return;
if (access_file(fd->path, R_OK | X_OK))
{
pixbuf = vd->pf->close;
}
else
{
pixbuf = vd->pf->deny;
}
nd = g_new0(NodeData, 1);
nd->fd = fd;
nd->version = fd->version;
nd->expanded = FALSE;
nd->last_update = time(NULL);
store = GTK_TREE_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(vd->view)));
gtk_tree_store_append(store, &child, parent);
gtk_tree_store_set(store, &child, DIR_COLUMN_POINTER, nd,
DIR_COLUMN_ICON, pixbuf,
DIR_COLUMN_NAME, nd->fd->name,
DIR_COLUMN_COLOR, FALSE, -1);
/* all nodes are created with an "empty" node, so that the expander is shown
* this is removed when the child is populated */
end = g_new0(NodeData, 1);
end->fd = file_data_new_simple("");
end->expanded = TRUE;
gtk_tree_store_append(store, &empty, &child);
gtk_tree_store_set(store, &empty, DIR_COLUMN_POINTER, end,
DIR_COLUMN_NAME, "empty", -1);
if (parent)
{
NodeData *pnd;
GtkTreePath *tpath;
gtk_tree_model_get(GTK_TREE_MODEL(store), parent, DIR_COLUMN_POINTER, &pnd, -1);
tpath = gtk_tree_model_get_path(GTK_TREE_MODEL(store), parent);
if (options->tree_descend_subdirs &&
gtk_tree_view_row_expanded(GTK_TREE_VIEW(vd->view), tpath) &&
!nd->expanded)
{
vdtree_populate_path_by_iter(vd, &child, FALSE, vd->dir_fd);
}
gtk_tree_path_free(tpath);
}
}
gboolean vdtree_press_key_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
{
ViewDir *vd = data;
GtkTreePath *tpath;
GtkTreeIter iter;
FileData *fd = NULL;
gtk_tree_view_get_cursor(GTK_TREE_VIEW(vd->view), &tpath, NULL);
if (tpath)
{
GtkTreeModel *store;
NodeData *nd;
store = gtk_tree_view_get_model(GTK_TREE_VIEW(widget));
gtk_tree_model_get_iter(store, &iter, tpath);
gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &nd, -1);
gtk_tree_path_free(tpath);
fd = (nd) ? nd->fd : NULL;
}
switch (event->keyval)
{
case GDK_KEY_Menu:
vd->click_fd = fd;
vd_color_set(vd, vd->click_fd, TRUE);
vd->popup = vd_pop_menu(vd, vd->click_fd);
gtk_menu_popup(GTK_MENU(vd->popup), NULL, NULL, vd_menu_position_cb, vd, 0, GDK_CURRENT_TIME);
return TRUE;
break;
case GDK_KEY_plus:
case GDK_KEY_Right:
case GDK_KEY_KP_Add:
if (fd)
{
vdtree_populate_path_by_iter(vd, &iter, FALSE, vd->dir_fd);
if (islink(fd->path))
{
vdtree_icon_set_by_iter(vd, &iter, vd->pf->link);
}
else
{
vdtree_icon_set_by_iter(vd, &iter, vd->pf->open);
}
}
break;
}
return FALSE;
}
gboolean vdtree_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
{
ViewDir *vd = data;
GtkTreePath *tpath;
GtkTreeViewColumn *column;
GtkTreeIter iter;
NodeData *nd = NULL;
if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(widget), bevent->x, bevent->y,
&tpath, &column, NULL, NULL))
{
GtkTreeModel *store;
gint left_of_expander;
store = gtk_tree_view_get_model(GTK_TREE_VIEW(widget));
gtk_tree_model_get_iter(store, &iter, tpath);
gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &nd, -1);
gtk_tree_view_set_cursor(GTK_TREE_VIEW(widget), tpath, NULL, FALSE);
if (vdtree_clicked_on_expander(GTK_TREE_VIEW(widget), tpath, column, bevent->x, bevent->y, &left_of_expander))
{
vd->click_fd = NULL;
/* clicking this region should automatically reveal an expander, if necessary
* treeview bug: the expander will not expand until a button_motion_event highlights it.
*/
if (bevent->button == MOUSE_BUTTON_LEFT &&
!left_of_expander &&
!gtk_tree_view_row_expanded(GTK_TREE_VIEW(vd->view), tpath))
{
vdtree_populate_path_by_iter(vd, &iter, FALSE, vd->dir_fd);
vdtree_icon_set_by_iter(vd, &iter, vd->pf->open);
}
gtk_tree_path_free(tpath);
return FALSE;
}
gtk_tree_path_free(tpath);
}
vd->click_fd = (nd) ? nd->fd : NULL;
vd_color_set(vd, vd->click_fd, TRUE);
if (bevent->button == MOUSE_BUTTON_RIGHT)
{
vd->popup = vd_pop_menu(vd, vd->click_fd);
gtk_menu_popup(GTK_MENU(vd->popup), NULL, NULL, NULL, NULL,
bevent->button, bevent->time);
}
return (bevent->button != MOUSE_BUTTON_LEFT);
}
static gboolean vdtree_dnd_drop_expand_cb(gpointer data)
{
ViewDir *vd = data;
GtkTreeIter iter;
if (vd->drop_fd && vd_find_row(vd, vd->drop_fd, &iter))
{
vdtree_populate_path_by_iter(vd, &iter, FALSE, vd->dir_fd);
vdtree_expand_by_data(vd, vd->drop_fd, TRUE);
}
VDTREE(vd)->drop_expand_id = 0;
return FALSE;
}
FileData *vdtree_populate_path(ViewDir *vd, FileData *target_fd, gboolean expand, gboolean force)
{
GList *list;
GList *work;
FileData *fd = NULL;
if (!target_fd) return NULL;
vdtree_busy_push(vd);
list = parts_list(target_fd->path);
list = parts_list_add_node_points(vd, list);
work = list;
while (work)
{
PathData *pd = work->data;
if (pd->node == NULL)
{
PathData *parent_pd;
GtkTreeIter parent_iter;
GtkTreeIter iter;
NodeData *nd;
if (work == list)
{
/* should not happen */
log_printf("vdtree warning, root node not found\n");
parts_list_free(list);
vdtree_busy_pop(vd);
return NULL;
}
parent_pd = work->prev->data;
if (!vd_find_row(vd, parent_pd->node, &parent_iter) ||
!vdtree_populate_path_by_iter(vd, &parent_iter, force, target_fd) ||
(nd = vdtree_find_iter_by_name(vd, &parent_iter, pd->name, &iter)) == NULL)
{
log_printf("vdtree warning, aborted at %s\n", parent_pd->name);
parts_list_free(list);
vdtree_busy_pop(vd);
return NULL;
}
pd->node = nd->fd;
if (pd->node)
{
if (expand)
{
vdtree_expand_by_iter(vd, &parent_iter, TRUE);
vdtree_expand_by_iter(vd, &iter, TRUE);
}
vdtree_populate_path_by_iter(vd, &iter, force, target_fd);
}
}
else
{
GtkTreeIter iter;
if (vd_find_row(vd, pd->node, &iter))
{
if (expand) vdtree_expand_by_iter(vd, &iter, TRUE);
vdtree_populate_path_by_iter(vd, &iter, force, target_fd);
}
}
work = work->next;
}
work = g_list_last(list);
if (work)
{
PathData *pd = work->data;
fd = pd->node;
}
parts_list_free(list);
vdtree_busy_pop(vd);
return fd;
}
gboolean vdtree_populate_path_by_iter(ViewDir *vd, GtkTreeIter *iter, gboolean force, FileData *target_fd)
{
GtkTreeModel *store;
GList *list;
GList *work;
GList *old;
time_t current_time;
GtkTreeIter child;
NodeData *nd;
gboolean add_hidden = FALSE;
gchar *link = NULL;
store = gtk_tree_view_get_model(GTK_TREE_VIEW(vd->view));
gtk_tree_model_get(store, iter, DIR_COLUMN_POINTER, &nd, -1);
if (!nd) return FALSE;
current_time = time(NULL);
if (nd->expanded)
{
if (!nd->fd || !isdir(nd->fd->path))
{
if (vd->click_fd == nd->fd) vd->click_fd = NULL;
if (vd->drop_fd == nd->fd) vd->drop_fd = NULL;
gtk_tree_store_remove(GTK_TREE_STORE(store), iter);
vdtree_node_free(nd);
return FALSE;
}
if (!force && current_time - nd->last_update < 2)
{
DEBUG_1("Too frequent update of %s", nd->fd->path);
return TRUE;
}
file_data_check_changed_files(nd->fd); /* make sure we have recent info */
}
/* when hidden files are not enabled, and the user enters a hidden path,
* allow the tree to display that path by specifically inserting the hidden entries
*/
if (!options->file_filter.show_hidden_files &&
target_fd &&
strncmp(nd->fd->path, target_fd->path, strlen(nd->fd->path)) == 0)
{
gint n;
n = strlen(nd->fd->path);
if (target_fd->path[n] == G_DIR_SEPARATOR && target_fd->path[n+1] == '.')
add_hidden = TRUE;
}
if (nd->expanded && (!force && !add_hidden) && nd->fd->version == nd->version)
return TRUE;
vdtree_busy_push(vd);
filelist_read(nd->fd, NULL, &list);
if (add_hidden)
{
gint n;
gchar *name8;
n = strlen(nd->fd->path) + 1;
while (target_fd->path[n] != '\0' && target_fd->path[n] != G_DIR_SEPARATOR) n++;
name8 = g_strndup(target_fd->path, n);
if (isdir(name8))
{
list = g_list_prepend(list, file_data_new_dir(name8));
}
g_free(name8);
}
old = NULL;
if (gtk_tree_model_iter_children(store, &child, iter))
{
do {
NodeData *cnd;
gtk_tree_model_get(store, &child, DIR_COLUMN_POINTER, &cnd, -1);
old = g_list_prepend(old, cnd);
} while (gtk_tree_model_iter_next(store, &child));
}
work = list;
while (work)
{
FileData *fd;
fd = work->data;
work = work->next;
if (strcmp(fd->name, ".") == 0 || strcmp(fd->name, "..") == 0)
{
file_data_unref(fd);
}
else
{
NodeData *cnd;
cnd = vdtree_find_iter_by_fd(vd, iter, fd, &child);
if (cnd)
{
if (cnd->expanded && cnd->version != fd->version)
{
vdtree_populate_path_by_iter(vd, &child, FALSE, target_fd);
}
gtk_tree_store_set(GTK_TREE_STORE(store), &child, DIR_COLUMN_NAME, fd->name, -1);
if (islink(fd->path))
{
link = realpath(fd->path, NULL);
}
else
{
link = NULL;
}
gtk_tree_store_set(GTK_TREE_STORE(store), &child, DIR_COLUMN_LINK, link, -1);
cnd->version = fd->version;
old = g_list_remove(old, cnd);
file_data_unref(fd);
}
else
{
vdtree_add_by_data(vd, fd, iter);
}
}
}
work = old;
while (work)
{
NodeData *cnd = work->data;
work = work->next;
if (vd->click_fd == cnd->fd) vd->click_fd = NULL;
if (vd->drop_fd == cnd->fd) vd->drop_fd = NULL;
if (vdtree_find_iter_by_data(vd, iter, cnd, &child))
{
gtk_tree_store_remove(GTK_TREE_STORE(store), &child);
vdtree_node_free(cnd);
}
}
g_list_free(old);
g_list_free(list);
vdtree_busy_pop(vd);
nd->expanded = TRUE;
nd->last_update = current_time;
g_free(link);
return TRUE;
}
