Class: Syskit::GUI::RubyItem

Inherits:
Vizkit::VizkitAccessorItem
  • Object
show all
Defined in:
lib/syskit/gui/ruby_item.rb

Overview

A QStandardItem to display and edit primitive ruby types in a tree view

Instance Method Summary collapse

Constructor Details

#initialize ⇒ RubyItem

Returns a new instance of RubyItem



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# File 'lib/syskit/gui/ruby_item.rb', line 9

def initialize
    super(nil, :nil?)
    setEditable false
end

Instance Method Details

#getter(&block) ⇒ Object

Defines a block to be called to fetch data from the model



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# File 'lib/syskit/gui/ruby_item.rb', line 30

def getter(&block)
    @getter = block
end

#setData(data, role = Qt::UserRole+1) ⇒ Object 



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

def setData(data,role = Qt::UserRole+1)
    return super if role != Qt::EditRole || data.isNull
    val = from_variant data, @getter.call
    return false if val.nil?
    return false unless val != @getter.call
    @setter.call val
    modified!
end

#setter(&block) ⇒ Object

Defines a block to be called to update the model when the item is edited



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# File 'lib/syskit/gui/ruby_item.rb', line 24

def setter(&block)
    @setter = block
    setEditable true
end