Class: Redcar::ApplicationSWT::FilterListDialogController

Inherits:
Object
  • Object
show all
Includes:
ReentryHelpers
Defined in:
plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb

Defined Under Namespace

Classes: FilterListDialog, KeyListener, ModifyListener, SelectionListener, ShellListener

Class Attribute Summary (collapse)

Instance Attribute Summary (collapse)

Class Method Summary (collapse)

Instance Method Summary (collapse)

Methods included from ReentryHelpers

#ignore, #ignore_changes

Constructor Details

- (FilterListDialogController) initialize(model)

A new instance of FilterListDialogController



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 76

def initialize(model)
  @model = model
  @dialog = FilterListDialog.new(Redcar.app.focussed_window.controller.shell)
  @dialog.controller = self
  if FilterListDialogController.test_mode?
    @dialog.setBlockOnOpen(false)
    @dialog.setShellStyle(Swt::SWT::DIALOG_TRIM)
  end
  attach_model_listeners
end

Class Attribute Details

+ (Object) test_mode=(value) (writeonly)

when set, the FilterListDialog is non-modal for testing



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 8

def test_mode=(value)
  @test_mode = value
end

Instance Attribute Details

- (Object) dialog (readonly)

Returns the value of attribute dialog



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 74

def dialog
  @dialog
end

- (Object) model (readonly)

Returns the value of attribute model



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 74

def model
  @model
end

Class Method Details

+ (Object) storage 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 66

def self.storage
  @storage ||= begin
    storage = Plugin::Storage.new('filter_list_dialog_controller')
    storage.set_default('pause_before_update_seconds', 0.25)
    storage
  end
end

+ (Boolean) test_mode?

Returns:

  • (Boolean) 


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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 9

def test_mode?; @test_mode; end

Instance Method Details

- (Object) attach_listeners 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 130

def attach_listeners
  @dialog.text.add_modify_listener(ModifyListener.new(self))
  @dialog.text.add_key_listener(KeyListener.new(self))
  @dialog.list.add_selection_listener(SelectionListener.new(self))
end

- (Object) attach_model_listeners 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 87

def attach_model_listeners
  @model.add_listener(:open, &method(:open))
  @model.add_listener(:close, &method(:close))
end

- (Object) close 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 141

def close
  @dialog.close
  ApplicationSWT.unregister_dialog(@dialog)
  @dialog = nil
end

- (Object) key_pressed(key_event) 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 206

def key_pressed(key_event)
  case key_event.keyCode
  when Swt::SWT::CR, Swt::SWT::LF
    selected
    false
  when Swt::SWT::ARROW_DOWN
    move_down
    false
  when Swt::SWT::ARROW_UP
    move_up
    false
  else
    true
  end
end

- (Object) move_down 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 222

def move_down
  move_selection(1, @dialog.list.get_item_count - 1)
end

- (Object) move_selection(step, border) 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 230

def move_selection(step, border)
  curr_ix = @dialog.list.get_selection_index
  new_ix = curr_ix + step
  new_ix = border if (new_ix <=> border) == step
  @dialog.list.set_selection(new_ix)
  widget_selected
end

- (Object) move_up 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 226

def move_up
  move_selection(-1, 0)
end

- (Object) open 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 136

def open
  @dialog.open
  @dialog = nil unless FilterListDialogController.test_mode?
end

- (Object) populate_list(contents) 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 238

def populate_list(contents)
  @list = contents
  if @dialog
    @dialog.list.remove_all
    contents.each do |props|
      if props.is_a?(String)
        props = {:name => props}
      end
      props = {:name => ""}.merge(props)
      item = Swt::Widgets::TableItem.new(@dialog.list, Swt::SWT::NONE)
      item.text = props[:name]
      image = ApplicationSWT::Icon.swt_image(props[:icon]) if props[:icon]
      if image
        item.image = image
      end
    end
  end
end

- (Boolean) select_closest_match?

Returns:

  • (Boolean) 


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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 196

def select_closest_match?
  @dialog.list.get_selection_index == 0
end

- (Object) selected 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 200

def selected
  wait_for_search if select_closest_match?
  ix = @dialog.list.get_selection_index
  @model.selected(@list[ix], ix)
end

- (Object) text_focus 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 188

def text_focus
  @dialog.text.set_focus
end

- (Object) update_list 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 147

def update_list
  @last_keypress = Time.now
  pause_time = FilterListDialogController.storage['pause_before_update_seconds']
  Swt::Widgets::Display.getCurrent.timerExec(pause_time*1000, Swt::RRunnable.new {
    if @last_keypress and (Time.now - @last_keypress + pause_time) > pause_time
      @last_keypress = nil
      update_list_sync
    end
  })
end

- (Object) update_list_sync 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 158

def update_list_sync
  if @dialog
    s = Time.now
    dialog = @dialog
    this = self
    Thread.new(@dialog.text.get_text) do |text|
      begin
        list = @model.update_list(text)
        Redcar.update_gui do
          this.populate_list(list)
          if this.dialog
            this.dialog.list.set_selection(0)
            this.text_focus
          end
        end
      rescue => e
        puts e.message
        puts e.backtrace
      end
    end
  end
end

- (Object) wait_for_search 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 192

def wait_for_search
  @update_thread.join unless @update_thread.nil?
end

- (Object) widget_selected 



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# File 'plugins/application_swt/lib/application_swt/dialogs/filter_list_dialog_controller.rb', line 181

def widget_selected
  if @model.step?
    ix = @dialog.list.get_selection_index
    @model.moved_to(@list[ix], ix)
  end
end