Class: BLT_Calendar_sample

Inherits:
Object show all
Defined in:
sample/tkextlib/blt/calendar.rb

Constant Summary collapse

@@monthInfo =
[
  nil,  # dummy
  ['January', 31],
  ['February', 28],
  ['March', 31],
  ['April', 30],
  ['May', 31],
  ['June', 30],
  ['July', 31],
  ['August', 31],
  ['Septembar', 30],
  ['October', 31],
  ['November', 30],
  ['December', 31]
]
@@abbrDays =
[ 'Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat' ]

Instance Method Summary collapse

Constructor Details

#initializeBLT_Calendar_sample

Returns a new instance of BLT_Calendar_sample.


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# File 'sample/tkextlib/blt/calendar.rb', line 51

def initialize()
  today = Date.today

  if TkComm.bool(Tk.info(:commands, '.calendar'))
    Tk.destroy('.calendar')
  end
  cal = Tk::BLT::Tile::Frame.new(:widgetname=>'.calendar',
                                 :classname=>'Calendar',
                                 :width=>'3i', :height=>'3i')

  mon = Tk::BLT::Tile::Label.new(cal, :font=>'Courier 14 bold',
                                 :text=>"#{@@monthInfo[today.month][0]} " +
                                        "#{today.year}")
  Tk::BLT::Table.add(cal, mon, [1, 0], :cspan=>7, :pady=>10)

  week_f = Tk::BLT::Tile::Frame.new(cal, :widgetname=>'weekframe',
                                    :relief=>:sunken, :borderwidth=>1)
  Tk::BLT::Table.add(cal, week_f, [2, 0], :columnspan=>7, :fill=>:both)

  @@abbrDays.each_with_index{|dayName, idx|
    Tk::BLT::Table.add(cal,
                       Tk::BLT::Tile::Label.new(cal, :text=>dayName,
                                                :font=>'Helvetica 12'),
                       [2, idx], :pady=>2, :padx=>2)
  }

  Tk::BLT::Table.itemconfigure(cal, 'c*', 'r2', :pad=>4)

  numDays = @@monthInfo[today.month][1]
  week = 0
  cnt = 1

  wkday = today.wday - ((today.day - 1) % 7)
  wkday += 7 if wkday < 0

  while cnt <= numDays
    Tk::BLT::Table.add(cal,
                       Tk::BLT::Tile::Label.new(cal, :text=>cnt){
                         self.configure(:borderwidth=>1,
                                        :relief=>:sunken) if cnt == today.day
                       },
                       [week+3, wkday], :fill=>:both, :ipadx=>10, :ipady=>4)
    cnt += 1
    wkday += 1
    if wkday == 7
      week += 1
      wkday = 0
    end
  end

  Tk::BLT::Tile::Frame.new(cal, :borderwidth=>1, :relief=>:sunken){|f|
    Tk::BLT::Table.add(f,
                       Tk::BLT::Tile::Button.new(f, :widgetname=>'button',
                                                 :command=>proc{exit},
                                                 :borderwidth=>2,
                                                 :text=>'Quit'),
                       :padx=>4, :pady=>4)
    Tk::BLT::Table.add(cal, f, [week+4, 5], :cspan=>2, :pady=>4)
  }

  Tk::BLT::Table.add(Tk.root, cal, :fill=>:both)
  Tk::BLT::Table.itemconfigure(cal, 'r0', :resize=>:none)
end