Class: HtmlGrid::List

Inherits:
Composite show all
Defined in:
lib/htmlgrid/list.rb

Direct Known Subclasses

FormList

Constant Summary collapse

BACKGROUND_ROW = 
nil
BACKGROUND_SUFFIX = 
'-bg'
CSS_HEAD_MAP = 
{}
DEFAULT_CLASS = 
Value
DEFAULT_HEAD_CLASS = 
nil
EMPTY_LIST = 
false
EMPTY_LIST_KEY = 
:empty_list
OFFSET_STEP = 
[0,1]
OMIT_HEADER = 
false
OMIT_HEAD_TAG = 
false
SORT_DEFAULT = 
:to_s
SORT_HEADER = 
true
SORT_REVERSE = 
false
STRIPED_BG = 
true

Constants inherited from Composite

Composite::COLSPAN_MAP, Composite::COMPONENT_CSS_MAP, Composite::CSS_MAP, Composite::VERTICAL

Constants inherited from AbstractComposite

AbstractComposite::CSS_CLASS, AbstractComposite::CSS_ID, AbstractComposite::CSS_ID_MAP, AbstractComposite::CSS_MAP, AbstractComposite::CSS_STYLE_MAP, AbstractComposite::LABELS, AbstractComposite::LEGACY_INTERFACE, AbstractComposite::LOOKANDFEEL_MAP, AbstractComposite::SYMBOL_MAP

Constants inherited from Component

Component::CSS_CLASS, Component::CSS_ID, Component::HTML_ATTRIBUTES, Component::HTTP_HEADERS, Component::LABEL

Instance Attribute Summary

Attributes inherited from Component

#attributes, #dojo_tooltip, #model, #value

Instance Method Summary collapse

Methods inherited from Composite

#compose_colspan, #event, #full_colspan, #insert_row, #to_html

Methods inherited from AbstractComposite

component, #create

Methods inherited from Component

#_to_html, #autofill?, #css_class, #css_class=, #css_id, #css_id=, #dojo_dynamic_html, #dojo_parse_on_load, #dojo_tag, #dojo_title=, #dynamic_html, #escape, #escape_symbols, #formname, #http_headers, #initialize, #label=, #label?, #onclick=, #onload=, #onsubmit=, #set_attribute, #tabindex=, #to_html

Constructor Details

This class inherits a constructor from HtmlGrid::Component

Instance Method Details

#compose(model = @model, offset = [0,0]) ⇒ Object 



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# File 'lib/htmlgrid/list.rb', line 47

def compose(model=@model, offset=[0,0])
	unless (self::class::OMIT_HEADER)
		offset = compose_header(offset) 
	end
	if(model.empty?)
		offset = compose_empty_list(offset) unless (self::class::EMPTY_LIST)
	else
		offset = compose_list(model, offset)
	end
	compose_footer(offset)
end

#compose_empty_list(offset, klass = 'list') ⇒ Object 



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# File 'lib/htmlgrid/list.rb', line 60

def compose_empty_list(offset, klass='list')
    fill_row(offset, self::class::EMPTY_LIST_KEY, klass)
end

#compose_footer(offset = [0,0]) ⇒ Object 



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# File 'lib/htmlgrid/list.rb', line 58

def compose_footer(offset=[0,0])
end

#compose_header(offset = [0,0]) ⇒ Object 



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# File 'lib/htmlgrid/list.rb', line 80

def compose_header(offset=[0,0])
	step = if(defined?(self::class::HEAD_OFFSET_STEP))
		self::class::HEAD_OFFSET_STEP
	else
		self::class::OFFSET_STEP
	end
	ystep = step.at(1)
	components.each { |matrix, component|
		key = lookandfeel_key(component)
		header_key = 'th_' << key.to_s
		if(txt = @lookandfeel.lookup(header_key))
			if(self::class::SORT_HEADER)
				@grid.add(sort_link(header_key, matrix, component), *matrix)
			else
				@grid.add(txt, *matrix)
			end
		end
		if((cls = css_head_map[matrix]) \
			|| (cls = self::class::DEFAULT_HEAD_CLASS))
			@grid.add_attribute('class', cls, *matrix)
			#link.attributes['class'] = cls
		end
		unless(self::class::OMIT_HEAD_TAG || matrix.at(1) >= ystep)
			@grid.add_tag('TH', *matrix) 
		end
		if(title = @lookandfeel.lookup(header_key + '_title'))
			@grid.add_attribute('title', title, *matrix)
		end
	}
	#span = full_colspan || 1
	resolve_offset(offset, step)
end

#compose_list(model = @model, offset = [0,0]) ⇒ Object 



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# File 'lib/htmlgrid/list.rb', line 63

def compose_list(model=@model, offset=[0,0])
	bg_flag = false
	model.each_with_index { |mdl, idx|
		@list_index = idx
		_compose(mdl, offset, bg_flag)
		#compose_components(mdl, offset)
		#compose_css(offset, resolve_suffix(mdl, bg_flag))
		#compose_colspan(offset)
		if(rcss = row_css(mdl, bg_flag))
			@grid.set_row_attributes({'class' => rcss}, offset.at(1),
                                self::class::OFFSET_STEP.at(1))
		end
		offset = resolve_offset(offset, self::class::OFFSET_STEP)
		bg_flag = !bg_flag if self::class::STRIPED_BG
	}
	offset
end

#css_head_map ⇒ Object 



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# File 'lib/htmlgrid/list.rb', line 112

def css_head_map
	@css_head_map ||= self::class::CSS_HEAD_MAP.dup
end

#fill_row(offset, key, klass) ⇒ Object 



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# File 'lib/htmlgrid/list.rb', line 115

def fill_row(offset, key, klass)
  @grid.add(@lookandfeel.lookup(key), *offset)
  @grid.add_attribute('class', klass, *offset)
  @grid.set_colspan(*offset)
  resolve_offset(offset, self::class::OFFSET_STEP)
end