Class: ActiveGrid::Grid

Inherits:
Object
  • Object
show all
Defined in:
app/lib/active_grid/grid.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(view, name, scope, partial, options = {}) ⇒ Grid

Returns a new instance of Grid.



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# File 'app/lib/active_grid/grid.rb', line 6

def initialize(view, name, scope, partial, options = {})
  @columns = []
  @view, @name, @scope, @partial, @options = view, name, scope, partial, options

  self.view._activegrid = self
  self.view.render(partial)
end

Instance Attribute Details

#block ⇒ Object

Returns the value of attribute block.



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# File 'app/lib/active_grid/grid.rb', line 4

def block
  @block
end

#columns ⇒ Object (readonly)

Returns the value of attribute columns.



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# File 'app/lib/active_grid/grid.rb', line 3

def columns
  @columns
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'app/lib/active_grid/grid.rb', line 3

def name
  @name
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'app/lib/active_grid/grid.rb', line 3

def options
  @options
end

#partial ⇒ Object (readonly)

Returns the value of attribute partial.



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# File 'app/lib/active_grid/grid.rb', line 3

def partial
  @partial
end

#scope ⇒ Object (readonly)

Returns the value of attribute scope.



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# File 'app/lib/active_grid/grid.rb', line 3

def scope
  @scope
end

#view ⇒ Object (readonly)

Returns the value of attribute view.



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# File 'app/lib/active_grid/grid.rb', line 3

def view
  @view
end

Instance Method Details

#body ⇒ Object 



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# File 'app/lib/active_grid/grid.rb', line 26

def body
  mode :body do
    models.map do |model|
      view.content_tag(:tr, view.capture(self, model, &block))
    end.reduce(:<<)
  end
end

#column(name, options = {}, &block) ⇒ Object 



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# File 'app/lib/active_grid/grid.rb', line 34

def column(name, options = {}, &block)
  column = Column.new(view, name, options, &block)

  case mode
  when :header
    columns << column
    view.content_tag(:th, column.header, column.tag_options)
  when :filter
    view.content_tag(:th, column.filter)
  when :body
    view.content_tag(:td, column.value)
  end
end

#filters ⇒ Object 



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# File 'app/lib/active_grid/grid.rb', line 20

def filters
  mode :filter do
    view.content_tag(:tr, view.capture(self, nil, &block))
  end
end

#header ⇒ Object 



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# File 'app/lib/active_grid/grid.rb', line 14

def header
  mode :header do
    view.content_tag(:tr, view.capture(self, nil, &block))
  end
end

#mode(value = nil, &block) ⇒ Object 



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# File 'app/lib/active_grid/grid.rb', line 48

def mode(value = nil, &block)
  if value
    begin
      old_mode, @mode = @mode, value
      yield
    ensure
      @mode = old_mode
    end
  else
    @mode
  end
end

#models ⇒ Object 



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# File 'app/lib/active_grid/grid.rb', line 61

def models
  if paginate = options[:paginate]
    scope.limit(paginate)
  else
    scope
  end
end

#tag_options ⇒ Object 



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# File 'app/lib/active_grid/grid.rb', line 69

def tag_options
  tag_options = {}
  tag_options["id"] = "#{name}_grid"
  tag_options["class"] = "activegrid"
  tag_options["data-activegrid"] = true
  tag_options["data-activegrid-name"] = name

  if options[:paginate]
    tag_options["data-activegrid-pages"] = (scope.count / options[:paginate].to_f).ceil
    tag_options["data-activegrid-paginate"] = options[:paginate]
  end

  tag_options
end

#to_html ⇒ Object 



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# File 'app/lib/active_grid/grid.rb', line 84

def to_html
  view.content_tag(:table, tag_options) do
    view.content_tag(:thead, header << filters) << view.content_tag(:tbody, body)
  end
end