Extracted from Pike v7.8 release 866 at 2016-11-06.
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GTK
GTK.Ctree

Methods
 collapse()
 collapse_recursive()
 collapse_to_depth()
 create()
 expand()
 expand_recursive()
 expand_to_depth()
 find()
 find_by_row_data()
 find_node_ptr()
 get_expander_style()
 get_line_style()
 get_show_stub()
 get_tree_column()
 get_tree_indent()
 get_tree_spacing()
 insert_node()
 is_ancestor()
 is_hot_spot()
 is_viewable()
 last()
 move()
 node_get_cell_style()
 node_get_cell_type()
 node_get_pixmap()
 node_get_pixtext()
 node_get_row_data()
 node_get_row_style()
 node_get_selectable()
 node_get_text()
 node_is_visible()
 node_moveto()
 node_nth()
 node_set_background()
 node_set_cell_style()
 node_set_foreground()
 node_set_pixmap()
 node_set_pixtext()
 node_set_row_data()
 node_set_row_style()
 node_set_selectable()
 node_set_shift()
 node_set_text()
 remove_node()
 select()
 select_recursive()
 set_expander_style()
 set_indent()
 set_line_style()
 set_node_info()
 set_show_stub()
 set_spacing()
 sort_node()
 sort_recursive()
 toggle_expansion()
 toggle_expansion_recursive()
 unselect()
 unselect_recursive()
previousGTK.Ctree()->is_hot_spot()
GTK.Ctree()->last()next

Method GTK.Ctree()->is_viewable()

Method is_viewable

int is_viewable(GTK.CTreeNode node)

Description

Returns 1 if a certain node can be viewed (with or without scrolling of the tree). Returns 0 if the node is in a folded part of the tree.