Class: Glimmer::SWT::TableProxy

Inherits:
WidgetProxy show all
Defined in:
lib/glimmer/swt/table_proxy.rb

Constant Summary

Constants inherited from WidgetProxy

WidgetProxy::DEFAULT_INITIALIZERS

Instance Attribute Summary collapse

Attributes inherited from WidgetProxy

#args, #background, #children, #enabled, #font, #foreground, #parent, #path

Instance Method Summary collapse

Methods inherited from WidgetProxy

#add_css_class, #add_css_classes, #add_observer, #apply_property_type_converters, #build_dom, #can_handle_observation_request?, #clear_css_classes, #content, #css_classes, #dispose, #dom_element, for, #handle_observation_request, #has_style?, #id, #id=, #listener_dom_element, #listener_path, max_id_number_for, max_id_numbers, #name, next_id_number_for, #parent_dom_element, #parent_path, #property_type_converters, #remove_css_class, #remove_css_classes, #render, reset_max_id_numbers!, #set_attribute, #style_element, underscored_widget_name, widget_class, widget_exists?, #widget_property_listener_installers

Methods included from PropertyOwner

#attribute_getter, #attribute_setter, #get_attribute, #set_attribute

Constructor Details

#initialize(parent, args) ⇒ TableProxy

Returns a new instance of TableProxy.



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# File 'lib/glimmer/swt/table_proxy.rb', line 11

def initialize(parent, args)
  super(parent, args)
  @columns = []
  @children = []
  @selection = []
end

Instance Attribute Details

#column_properties ⇒ Object

Returns the value of attribute column_properties.



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# File 'lib/glimmer/swt/table_proxy.rb', line 8

def column_properties
  @column_properties
end

#columns ⇒ Object (readonly)

Returns the value of attribute columns.



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# File 'lib/glimmer/swt/table_proxy.rb', line 7

def columns
  @columns
end

#selection ⇒ Object

Returns the value of attribute selection.



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# File 'lib/glimmer/swt/table_proxy.rb', line 7

def selection
  @selection
end

Instance Method Details

#add_child(child) ⇒ Object

Only table_columns may be added as children



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# File 'lib/glimmer/swt/table_proxy.rb', line 19

def add_child(child)
  if child.is_a?(TableColumnProxy)
    @columns << child
  else
    @children << child        
  end
  child.redraw
end

#columns_dom ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 128

def columns_dom        
  tr {
  }
end

#columns_dom_element ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 116

def columns_dom_element
  Document.find(columns_path)
end

#columns_path ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 112

def columns_path
  path + ' thead tr'
end

#dom ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 144

def dom
  table_id = id
  table_id_style = css
  table_id_css_classes = css_classes
  table_id_css_classes << 'table'
  table_id_css_classes_string = table_id_css_classes.to_a.join(' ')
  @dom ||= html {
    table(id: table_id, style: table_id_style, class: table_id_css_classes_string) {
      thead_dom
      items_dom
    }
  }.to_s
end

#edit_table_item(table_item, column_index) ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 64

def edit_table_item(table_item, column_index)
  table_item.edit(column_index)
end

#element ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 108

def element
  'table'
end

#index_of(item) ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 48

def index_of(item)
  items.index(item)
end

#items=(new_items) ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 39

def items=(new_items)        
  @children = new_items
  redraw
end

#items_dom ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 139

def items_dom        
  tbody {
  }
end

#items_dom_element ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 124

def items_dom_element
  Document.find(items_path)
end

#items_path ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 120

def items_path
  path + ' tbody'
end

#observation_request_to_event_mapping ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 72

def observation_request_to_event_mapping
  mouse_handler = -> (event_listener) {
    -> (event) {
      event.singleton_class.send(:define_method, :table_item=) do |item|
        @table_item = item
      end
      event.singleton_class.send(:define_method, :table_item) do
        @table_item
      end
      table_row = event.target.parents('tr').first
      table_data = event.target.parents('td').first
      event.table_item = items.detect {|item| item.id == table_row.attr('id')}
      event.singleton_class.send(:define_method, :column_index) do
        (table_data || event.target).attr('data-column-index')
      end
      event_listener.call(event)              
    }
  } 

  {
    'on_mouse_down' => {
      event: 'mousedown',
      event_handler: mouse_handler,
    },
    'on_mouse_up' => {
      event: 'mouseup',
      event_handler: mouse_handler,
    }
  }
end

#redraw ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 103

def redraw
  super()
  @columns.to_a.each(&:redraw)  
end

#remove_all ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 28

def remove_all
  items.clear
  redraw
end

#search(&condition) ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 44

def search(&condition)
  items.select {|item| condition.nil? || condition.call(item)}
end

#select(index, meta = false) ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 52

def select(index, meta = false)
  new_selection = @selection.clone
  selected_item = items[index]
  if @selection.include?(selected_item)
    new_selection.delete(selected_item) if meta
  else
    new_selection = [] if !meta || (!has_style?(:multi) && @selection.to_a.size >= 1)
    new_selection << selected_item
  end
  self.selection = new_selection
end

#selector ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 68

def selector
  super + ' tbody'
end

#thead_dom ⇒ Object 



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# File 'lib/glimmer/swt/table_proxy.rb', line 133

def thead_dom
  thead {
    columns_dom
  }
end