Class: Wice::GridOutputBuffer

Inherits:
String show all
Defined in:
lib/grid_output_buffer.rb

Overview

:nodoc:

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from StringExt

#html_safe_if_necessary

Constructor Details

#initialize(*attrs) ⇒ GridOutputBuffer

Returns a new instance of GridOutputBuffer.



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# File 'lib/grid_output_buffer.rb', line 14

def initialize(*attrs)
  super(*attrs)
  @filters = HashWithIndifferentAccess.new
  @first_output = false
  @stubborn_output_mode = false
end

Instance Attribute Details

#return_empty_strings_for_nonexistent_filters ⇒ Object

Returns the value of attribute return_empty_strings_for_nonexistent_filters.



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# File 'lib/grid_output_buffer.rb', line 7

def return_empty_strings_for_nonexistent_filters
  @return_empty_strings_for_nonexistent_filters
end

#stubborn_output_mode ⇒ Object

Returns the value of attribute stubborn_output_mode.



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# File 'lib/grid_output_buffer.rb', line 6

def stubborn_output_mode
  @stubborn_output_mode
end

Instance Method Details

#add_filter(detach_with_id, filter_code) ⇒ Object

Raises:



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# File 'lib/grid_output_buffer.rb', line 30

def add_filter(detach_with_id, filter_code)
  raise  WiceGridException.new("Detached ID #{detach_with_id} is already used!") if @filters.has_key? detach_with_id
  @filters[detach_with_id] = filter_code
end

#filter_for(detach_with_id) ⇒ Object Also known as: []

Raises:



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# File 'lib/grid_output_buffer.rb', line 35

def filter_for detach_with_id
  unless @filters.has_key? detach_with_id
    if @return_empty_strings_for_nonexistent_filters
      return ''
    else
      raise  WiceGridException.new("No filter with Detached ID '#{detach_with_id}'!")
    end
  end
  raise  WiceGridException.new("Filter with Detached ID '#{detach_with_id}' has already been requested once! There cannot be two instances of the same filter on one page") if @filters[detach_with_id] == false
  res = @filters[detach_with_id]
  @filters[detach_with_id] = false
  return res
end

#to_s ⇒ Object 



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# File 'lib/grid_output_buffer.rb', line 21

def to_s
  if @first_output || ! @stubborn_output_mode
    super.html_safe_if_necessary
  else
    @first_output = true
    ''
  end
end