Class: JsonView::ApplicationWindow

Inherits:
Gtk::ApplicationWindow
  • Object
show all
Defined in:
lib/jsonview/application_window.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(application, argv) ⇒ ApplicationWindow

Returns a new instance of ApplicationWindow.



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# File 'lib/jsonview/application_window.rb', line 20

def initialize(application, argv)
  super application: application
  set_title 'JsonView'
  set_icon GdkPixbuf::Pixbuf.new(
    resource: '/com/github/kojix2/jsonview/ruby.png'
  )
  argv[0] && open_json(argv[0])
end

Class Method Details

.init ⇒ Object 



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# File 'lib/jsonview/application_window.rb', line 10

def self.init
  set_template resource: '/com/github/kojix2/jsonview/jsonview.ui'
  bind_template_child 'treeview'
  set_connect_func do |handler_name|
    lambda do
      JsonView.application.active_window.__send__(handler_name)
    end
  end
end

Instance Method Details

#create_model(data, parent = nil, level = 0) ⇒ Object 



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# File 'lib/jsonview/application_window.rb', line 75

def create_model(data, parent = nil, level = 0)
  parent ||= @treemodel.append(nil)
  case data
  when Hash
    data.each do |key, value|
      i = @treemodel.append(parent)
      i[0] = key.to_s
      i[1] = 1.0 # drate ** level
      create_model(value, i, level + 1)
    end
  when Array
    data.each do |value|
      i = @treemodel.append(parent)
      i[0] = ''
      i[1] = 1.0 # drate ** level
      create_model(value, i, level + 1)
    end
  when String
    level += 1
    @treemodel.append(parent).tap do |j|
      j[0] = data
      j[1] = 1.0 # drate ** level
    end
  when Numeric, Integer
    level += 1
    @treemodel.append(parent).tap do |j|
      j[0] = data.to_s
      j[1] = 1.0 # drate ** level
      j[2] = 'yellow'
    end
  when true
    level += 1
    @treemodel.append(parent).tap do |j|
      j[0] = data.to_s
      j[1] = 1.0 # drate ** level
      j[2] = 'magenta'
    end
  when false
    level += 1
    @treemodel.append(parent).tap do |j|
      j[0] = data.to_s
      j[1] = 1.0 # drate ** level
      j[2] = 'cyan'
    end
  else
    level += 1
    @treemodel.append(parent).tap do |j|
      j[0] = data.to_s
      j[1] = 1.0 # drate ** level
      j[2] = 'lime'
    end
  end
end

#on_open_clicked ⇒ Object 



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# File 'lib/jsonview/application_window.rb', line 29

def on_open_clicked
  dialog = Gtk::FileChooserDialog.new(
    title: 'Gtk::FileChooser sample',
    action: :open,
    flags: :modal,
    buttons: [[Gtk::Stock::OPEN, :accept],
              [Gtk::Stock::CANCEL, :cancel]]
  )
  Gtk::FileFilter.new.tap do |f|
    f.name = 'Json'
    f.add_pattern('*.json')
    f.add_pattern('*.JSON')
    dialog.add_filter f
  end
  Gtk::FileFilter.new.tap do |f|
    f.name = 'All'
    f.add_pattern('*')
    dialog.add_filter f
  end

  case dialog.run
  when Gtk::ResponseType::ACCEPT
    open_json(dialog.filename)
    dialog.destroy
  when Gtk::ResponseType::CANCEL
    dialog.destroy
  end
end

#open_json(filename) ⇒ Object 



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# File 'lib/jsonview/application_window.rb', line 58

def open_json(filename)
  data = File.open(filename) do |file|
    JSON.load(file)
  end
  @treemodel&.destroy
  @treemodel = Gtk::TreeStore.new(String, Float, String)
  create_model(data)
  treeview.model = @treemodel

  column = Gtk::TreeViewColumn.new(
    File.basename(filename),
    Gtk::CellRendererText.new,
    { text: 0, scale: 1, foreground: 2 }
  )
  treeview.append_column(column)
end