search for: tr_hide_root

...: http://rubyforge.org/tracker/?func=detail&atid=218&aid=13640&group_id=35 Category: Incorrect behavior Group: None Status: Open Resolution: None Priority: 3 Submitted By: Alex Fenton (brokentoy) Assigned to: Alex Fenton (brokentoy) Summary: Invalid value for TreeCtrl#get_root_id when TR_HIDE_ROOT style is set (MSW) Initial Comment: When a TreeCtrl is created with the TR_HIDE_ROOT style, the id values returned by add_root and get_root_id are invalid (-65636) - if passed back into get_item_text , get_item_data, item_has_children etc nothing is returned. -------------------------------------...

...s style to have the background colour and the selection highlight extend over the entire horizontal row of the tree control window. (This flag is ignored under Windows unless you specify TR_NO_LINES as well.) | +|@TR_LINES_AT_ROOT@|Use this style to show lines between root nodes. Only applicable if TR_HIDE_ROOT is set and TR_NO_LINES is not set.| +|@TR_HIDE_ROOT@|Use this style to suppress the display of the root node,effectively causing the first-level nodes to appear as a series of root nodes.| +|@TR_ROW_LINES@|Use this style to draw a contrasting border between displayed rows.| +|@TR_HAS_VARIABLE_ROW_H...

...; nil, ''Contract7'' => nil, ''Contract8'' => nil, ''Contract9'' => nil } #... #And Given the following code: #... @tc_project_list = Wx::TreeCtrl.new(self, :size => Wx::Size.new(175, 150), :style => Wx::TR_HIDE_ROOT | Wx::TR_EDIT_LABELS | Wx::TR_HAS_BUTTONS | Wx::TR_LINES_AT_ROOT) tcr_project_root = @tc_project_list.add_root("Project List") populate_project_tree(@project_list, tcr_project_root) #... #... def populate_project_tree(h_project_list, parent_node) h_project_list.each {...

...esh_item i Thread.pass } } end end #======================================================================== class Categories < TreeCtrl attr :root def initialize parent #,id=-1,pos=DEFAULT_POSITION,size=DEFAULT_SIZE,style=TR_HAS_BUTTONS|TR_ROW_LINES|TR_EDIT_LABELS#|TR_HIDE_ROOT super parent,-1,DEFAULT_POSITION,DEFAULT_SIZE,TR_EDIT_LABELS|TR_HAS_BUTTONS @cats = Tree.new( ''All pictures (sok)'',[ Tree.new(''Location'',[''Budapest'',''Venice'']), Tree.new(''Type'',['...