class Syskit::GUI::LoggingConfiguration

A widget containing an editable TreeView to allow the user to manage basic Syskit's logging configuration

Attributes

item_name[R]

item_value[R]

model[R]

pending_call[R]

syskit[R]

treeView[R]

Public Class Methods

new(parent = nil, syskit) click to toggle source

Calls superclass method

# File lib/syskit/gui/logging_configuration.rb, line 15
def initialize(parent = nil, syskit)
    super(parent)
    main_layout = Qt::VBoxLayout.new(self)
    @treeView = Qt::TreeView.new

    Vizkit.setup_tree_view treeView
    @model = Vizkit::VizkitItemModel.new
    treeView.setModel @model
    main_layout.add_widget(treeView)
    treeView.setColumnWidth(0, 200)
    treeView.style_sheet = "QTreeView { background-color: rgb(255, 255, 219);
                                        alternate-background-color: rgb(255, 255, 174);
                                        color: rgb(0, 0, 0); }
                            QTreeView:disabled { color: rgb(159, 158, 158); }"

    @syskit = syskit
    @timer = Qt::Timer.new
    @timer.connect(SIGNAL('timeout()')) { refresh }
    @timer.start 1500

    refresh
end

Public Instance Methods

enabled(toggle) click to toggle source

Changes the top most item in the tree state and makes it update its childs accordingly

# File lib/syskit/gui/logging_configuration.rb, line 75
def enabled(toggle)
    @item_name.enabled toggle unless @item_name.nil?
end

recursive_expand(item) click to toggle source

Expands the entire tree

# File lib/syskit/gui/logging_configuration.rb, line 66
def recursive_expand(item)
    treeView.expand(item.index)
    (0...item.rowCount).each do |i|
        recursive_expand(item.child(i))
    end
end

refresh() click to toggle source

Fetches the current logging configuration from syskit's sync interface

# File lib/syskit/gui/logging_configuration.rb, line 45
def refresh
    if syskit.reachable?
        begin
            return if refreshing?
            @pending_call = syskit.async_call ['syskit'], :logging_conf do |error, result|
                if error.nil?
                    enabled true
                    update_model(result)
                else
                    enabled false
                end
            end
        rescue Roby::Interface::ComError
            enabled false
        end
    else
        enabled false
    end
end

refreshing?() click to toggle source

Whether there is a refreshing call pending

# File lib/syskit/gui/logging_configuration.rb, line 39
def refreshing?
    syskit.async_call_pending?(pending_call)
end

update_model(conf) click to toggle source

Updates the view model

# File lib/syskit/gui/logging_configuration.rb, line 80
def update_model(conf)
    if @item_name.nil?
        @item_name = LoggingConfigurationItem.new(conf, :accept => true)
        @item_value = LoggingConfigurationItem.new(conf)
        @item_value.setEditable true
        @item_value.setText ""
        @model.appendRow([@item_name, @item_value])
        recursive_expand(@item_name)

        @item_name.on_accept_changes do |new_conf|
            begin
                syskit.async_call ['syskit'], :update_logging_conf, new_conf do |error, result|
                    enabled false unless error.nil?
                end
            rescue Roby::Interface::ComError
                enabled false
            end
        end
    else
        return if @item_name.modified?
        @item_name.update_conf(conf)
    end
end