class TaskJuggler::ColumnTable
This class is essentially a wrapper around ReportTable
that allows us to embed a ReportTable
object as a column of another ReportTable
object. Both ReportTables must have the same number of lines.
Attributes
viewWidth[W]
Public Class Methods
new()
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Create a new ColumnTable
object.
Calls superclass method
# File lib/taskjuggler/reports/ColumnTable.rb, line 26 def initialize super # The user requested width of the column (chart) @viewWidth = nil # The header will have 2 lines. So, use a smaller font. This should match # the font size used for the GanttChart header. @headerFontSize = 10 # This is an embedded table. @embedded = true end
Public Instance Methods
to_html()
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Calls superclass method
# File lib/taskjuggler/reports/ColumnTable.rb, line 37 def to_html height = 2 * @headerLineHeight + 1 @lines.each do |line| # Add line height plus 1 pixel padding height += line.height + 1 end # Since we don't know the resulting width of the column, we need to always # add an extra space for the scrollbar. td = XMLElement.new('td', 'rowspan' => "#{2 + @lines.length + 1}", 'style' => 'padding:0px; vertical-align:top;') # Now we generate a 'div' that will contain the nested table. It has a # height that fits all lines but has a maximum width. In case the embedded # table is larger, a scrollbar will appear. We assume that the scrollbar # has a height of SCROLLBARHEIGHT pixels or less. # If there is a user specified with, use it. Otherwise use the # calculated minimum with. width = @viewWidth ? @viewWidth : minWidth td << (scrollDiv = XMLElement.new('div', 'class' => 'tabback', 'style' => 'position:relative; overflow:auto; ' + "width:#{width}px; " + 'margin-top:-1px; margin-bottom:-1px; ' + "height:#{height + SCROLLBARHEIGHT + 2}px;")) scrollDiv << (contentDiv = XMLElement.new('div', 'style' => 'margin: 0px; padding: 0px; position: absolute; top: 0px;' + "left: 0px; width: #{@viewWidth}px; height: #{height}px; ")) contentDiv << super td end