class Ui::InstanciatedNetworkDisplay

# File lib/orocos/roby/gui/instanciated_network_display.rb, line 10
def initialize(parent = nil)
    super

    layout = Qt::HBoxLayout.new(self)
    @splitter = Qt::Splitter.new(Qt::Vertical, self)
    layout.add_widget(splitter)

    splitter.add_widget(@error_list = Qt::TreeWidget.new(splitter))
    error_list.set_size_policy(Qt::SizePolicy::Preferred, Qt::SizePolicy::Preferred)
    splitter.add_widget(@plan_display = Ui::StackedDisplay.new(splitter))
    plan_display.set_size_policy(Qt::SizePolicy::Preferred, Qt::SizePolicy::MinimumExpanding)
    Qt::Object.connect(plan_display, SIGNAL('updated(QString,QVariant&)'), self, SLOT('planDisplayUpdated(QString,QVariant&)'))
    error_list.header_label = "Errors"

    error_list.connect(SIGNAL('itemClicked(QTreeWidgetItem*,int)')) do |item, col|
        exception = item.data(0, Qt::UserRole)
        if exception.valid?
            exception = exception.value

            if exception.respond_to?(:task)
                task = exception.task
                # Get the task in the active display
                current_display = plan_display.currentWidget
                current_display_task = plan_display.task_mappings[current_display][task]
                current_display.options.delete(:highlights)
                current_display.options[:highlights] = [current_display_task]
                current_display.display
                current_display.ensure_visible(current_display_task)
            end
        end
    end
end

# File lib/orocos/roby/gui/instanciated_network_display.rb, line 63
def add_error(exception, title = nil)
    exception_text = Roby.format_exception(exception)
    if title
        exception_text[0] = "in #{title}: #{exception_text[0]}"
    end
    backtrace_text = Roby.format_exception(Roby::BacktraceFormatter.new(exception))

    item = Qt::TreeWidgetItem.new(error_list, [])
    error_list.setItemWidget(item, 0, Qt::Label.new(exception_text.join("\n")))
    backtrace_item = Qt::TreeWidgetItem.new(item, [])
    error_list.setItemWidget(backtrace_item, 0, Qt::Label.new(backtrace_text.join("\n")))

    item.set_data(0, Qt::UserRole, Qt::Variant.fromValue(exception))
    item
end

# File lib/orocos/roby/gui/instanciated_network_display.rb, line 54
def clear
    plan_display.clear
    if @current_display_error
        @current_display_error.dispose
    end
    error_list.clear
end

# File lib/orocos/roby/gui/instanciated_network_display.rb, line 79
def display_plan(plan, engine)
    clear
    plan_display.push_plan('Task Dependency Hierarchy', 'hierarchy',
          plan, engine, Hash.new)
    plan_display.push_plan('Dataflow', 'dataflow',
          plan, engine, Hash.new)
end

# File lib/orocos/roby/gui/instanciated_network_display.rb, line 43
def planDisplayUpdated(title, error)
    if @current_display_error
        @current_display_error.dispose
    end
    if error.valid?
        error = error.value
        @current_display_error = add_error(error, title)
    end
end