Class: Wice::Columns::ViewColumn

Inherits:
Object
  • Object
show all
Includes:
ActionView::Helpers::AssetTagHelper, ActionView::Helpers::FormTagHelper, ActionView::Helpers::JavaScriptHelper, ActionView::Helpers::TagHelper
Defined in:
lib/wice/columns.rb

Overview

:nodoc:

Constant Summary collapse

FIELDS =

fields defined from the options parameter

[:attribute, :name, :html, :filter, :model, :allow_multiple_selection,
:in_html, :in_csv, :table_alias, :custom_order, :detach_with_id, :ordering, :auto_reload,
:filter_control_options, :sort_by]

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from ActionView::Helpers::TagHelper

#public_tag_options

Constructor Details

#initialize(block, options, grid_obj, tname, mtable, cfilter, view) ⇒ ViewColumn

:nodoc:



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# File 'lib/wice/columns.rb', line 131

def initialize(block, options, grid_obj, tname, mtable, cfilter, view)  #:nodoc:
  self.cell_rendering_block = block
  self.grid           = grid_obj
  self.table_name     = tname
  self.main_table     = mtable
  self.custom_filter  = cfilter
  @view = view

  FIELDS.each do |field|
    self.send(field.to_s + '=', options[field])
  end
end

Instance Attribute Details

#cell_rendering_block ⇒ Object

a Proc object which would return contents of one cell



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# File 'lib/wice/columns.rb', line 108

def cell_rendering_block
  @cell_rendering_block
end

#contains_a_text_input ⇒ Object (readonly)

A boolean flag: whether a column has a text input or not



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# File 'lib/wice/columns.rb', line 126

def contains_a_text_input
  @contains_a_text_input
end

#custom_filter ⇒ Object

specification for a custom filter: an array of option label + option value pairs for the select, or a Proc object which returns this array. Or nil if it is not a custom filter



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# File 'lib/wice/columns.rb', line 123

def custom_filter
  @custom_filter
end

#filter_control_options ⇒ Object

options for rendering filter controls. Supported options are specific to the type.



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# File 'lib/wice/columns.rb', line 129

def filter_control_options
  @filter_control_options
end

#grid ⇒ Object

reference to the WiceGrid instance



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# File 'lib/wice/columns.rb', line 111

def grid
  @grid
end

#main_table ⇒ Object

name of the main table (first argument to initialize_grid)



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# File 'lib/wice/columns.rb', line 117

def main_table
  @main_table
end

#table_name ⇒ Object

name of the table



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# File 'lib/wice/columns.rb', line 114

def table_name
  @table_name
end

Instance Method Details

#add_css_class(klass_value) ⇒ Object

:nodoc:



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# File 'lib/wice/columns.rb', line 144

def add_css_class(klass_value) #:nodoc:
  self.html ||= {}
  if html[:class].nil?
    html[:class] = klass_value
  else
    html[:class] += ' ' unless html[:class].empty?
    html[:class] << klass_value
  end
end

#attribute_name_fully_qualified_for_all_but_main_table_columns ⇒ Object

Returns a reference to the column in the form: “table_name.column_name”, unless it is a column in the main table, in which case it will return just “column_name”,



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# File 'lib/wice/columns.rb', line 208

def attribute_name_fully_qualified_for_all_but_main_table_columns
  return attribute if main_table
  return fully_qualified_attribute_name
end

#auto_reloading_input_with_negation_checkbox? ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/wice/columns.rb', line 238

def auto_reloading_input_with_negation_checkbox?  #:nodoc:
  false
end

#capable_of_hosting_filter_related_icons? ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/wice/columns.rb', line 230

def capable_of_hosting_filter_related_icons?  #:nodoc:
  self.attribute.blank? && self.name.blank? && !self.filter_shown?
end

#config ⇒ Object

:nodoc:



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# File 'lib/wice/columns.rb', line 181

def config  #:nodoc:
  @view.config
end

#controller ⇒ Object

:nodoc:



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# File 'lib/wice/columns.rb', line 185

def controller  #:nodoc:
  @view.controller
end

#css_class ⇒ Object

:nodoc:



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# File 'lib/wice/columns.rb', line 154

def css_class #:nodoc:
  if html && html[:class]
    html[:class]
  else
    ''
  end
end

#detachness ⇒ Object

:nodoc:



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# File 'lib/wice/columns.rb', line 166

def detachness #:nodoc:
  (!detach_with_id.blank?).to_s
end

#filter_shown? ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/wice/columns.rb', line 218

def filter_shown? #:nodoc:
  self.attribute && self.filter
end

#filter_shown_in_main_table? ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/wice/columns.rb', line 222

def filter_shown_in_main_table? #:nodoc:
  filter_shown? && !self.detach_with_id
end

#form_parameter_name_id_and_query(v) ⇒ Object

:nodoc:



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# File 'lib/wice/columns.rb', line 198

def form_parameter_name_id_and_query(v) #:nodoc:
  query = form_parameter_template(v)
  query_without_equals_sign = query.sub(/=$/, '')
  parameter_name = CGI.unescape(query_without_equals_sign)
  dom_id = id_out_of_name(parameter_name)
  [query, query_without_equals_sign, parameter_name, dom_id.tr('.', '_')]
end

#fully_qualified_attribute_name ⇒ Object

Returns a reference to the column in the form: “table_name.column_name”.



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# File 'lib/wice/columns.rb', line 214

def fully_qualified_attribute_name
  table_alias_or_table_name ? (table_alias_or_table_name + '.' + attribute) : nil
end

#has_auto_reloading_calendar? ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/wice/columns.rb', line 246

def has_auto_reloading_calendar?  #:nodoc:
  false
end

#has_auto_reloading_input? ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/wice/columns.rb', line 234

def has_auto_reloading_input?  #:nodoc:
  false
end

#has_auto_reloading_select? ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/wice/columns.rb', line 242

def has_auto_reloading_select?  #:nodoc:
  false
end

#render_filter ⇒ Object

:nodoc:



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# File 'lib/wice/columns.rb', line 189

def render_filter #:nodoc:
  params = @grid.filter_params(self)
  render_filter_internal(params)
end

#render_filter_internal(_params) ⇒ Object

:nodoc:



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# File 'lib/wice/columns.rb', line 194

def render_filter_internal(_params) #:nodoc:
  '<!-- implement me! -->'
end

#table_alias_or_table_name ⇒ Object

:nodoc:



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# File 'lib/wice/columns.rb', line 226

def table_alias_or_table_name  #:nodoc:
  table_alias || table_name
end

#yield_declaration ⇒ Object

:nodoc:



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# File 'lib/wice/columns.rb', line 170

def yield_declaration #:nodoc:
  declaration = yield_declaration_of_column_filter
  if declaration
    {
      filterName:  self.name,
      detached:    detachness,
      declaration: declaration
    }
  end
end

#yield_declaration_of_column_filter ⇒ Object

:nodoc:



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# File 'lib/wice/columns.rb', line 162

def yield_declaration_of_column_filter #:nodoc:
  nil
end