Class: Syskit::GUI::AppStartDialog

Inherits:
Qt::Dialog
  • Object
show all
Defined in:
lib/syskit/gui/app_start_dialog.rb

Overview

A dialog that allows to get the parameters to start an app

Constant Summary collapse

NO_ROBOT =

Text used to allow the user to not load any robot configuration

" -- None -- "

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(names, parent = nil, default_robot_name: 'default') ⇒ AppStartDialog

Returns a new instance of AppStartDialog



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# File 'lib/syskit/gui/app_start_dialog.rb', line 19

def initialize(names, parent = nil, default_robot_name: 'default')
    super(parent)

    self.window_title = "Start App"

    layout = Qt::VBoxLayout.new(self)
    layout.add_widget(Qt::Label.new("Robot configuration to load:"))
    layout.add_widget(@robot_names = Qt::ComboBox.new)

    robot_names.add_item NO_ROBOT
    names.sort.each_with_index do |n, i|
        robot_names.add_item(n)
        if n == default_robot_name
            robot_names.current_index = i + 1
        end
    end
    layout.add_widget(@start_controller = Qt::CheckBox.new("Start controller"))
    start_controller.checked = true

    button_box = Qt::DialogButtonBox.new(
        Qt::DialogButtonBox::Ok | Qt::DialogButtonBox::Cancel)
    connect(button_box, SIGNAL('accepted()'), self, SLOT('accept()'));
    connect(button_box, SIGNAL('rejected()'), self, SLOT('reject()'));
    layout.add_widget(button_box)
end

Instance Attribute Details

#robot_names ⇒ Qt::ComboBox (readonly)

The combo box to choose the robot name

Returns:

  • (Qt::ComboBox) 


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# File 'lib/syskit/gui/app_start_dialog.rb', line 8

def robot_names
  @robot_names
end

#start_controller ⇒ Qt::CheckBox (readonly)

The checkbox allowing to choose whether the controller blocks should be executed or not

Returns:

  • (Qt::CheckBox) 


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# File 'lib/syskit/gui/app_start_dialog.rb', line 14

def start_controller
  @start_controller
end

Class Method Details

.exec(names, parent = nil, default_robot_name: 'default') ⇒ nil, (String,Boolean)

Executes a Syskit::GUI::AppStartDialog in a modal way and returns the result

Returns:

  • (nil, (String,Boolean)) —

    either nil if the dialog was rejected, or a robot name and a boolean indicating whether the controller blocks should be executed. The robot name can be empty to indicate that the dialog was accepted but no robot configuration should be loaded



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# File 'lib/syskit/gui/app_start_dialog.rb', line 71

def self.exec(names, parent = nil, default_robot_name: 'default')
    dialog = new(names, parent, default_robot_name: default_robot_name)
    if Qt::Dialog::Accepted == dialog.exec
        return dialog.selected_name, dialog.start_controller?
    end
end

Instance Method Details

#selected_name ⇒ String

The name of the selected robot

Returns:

  • (String) —

    the robot name, or an empty string if no robot configuration should be loaded



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# File 'lib/syskit/gui/app_start_dialog.rb', line 49

def selected_name
    txt = robot_names.current_text
    if txt != NO_ROBOT
        txt
    else ""
    end
end

#start_controller? ⇒ Boolean

Whether the controller should be started

Returns:

  • (Boolean) 


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# File 'lib/syskit/gui/app_start_dialog.rb', line 60

def start_controller?
    start_controller.checked?
end