#!ruby
# -*- mode: ruby; coding: utf-8 -*-
# Last updated: <2018/02/28 05:50:27 +0900>
#
# gtk2 table layout sample

require 'gtk2'
require 'uri'

class MainWindow < Gtk::Window

  def initialize
    super("Table layout sample")
    set_default_size(640, 260)

    # set MainWindow spacing
    self.border_width = 10

    # set close button
    signal_connect("destroy") { Gtk.main_quit }

    tb = Gtk::Table.new(3, 7, false)

    tbls = [
      {:name => "jsonfile", :label => "Source Tiled JSON", :type => 0 },
      {:name => "pngfile", :label => "Source PNG Image", :type => 0 },
      {:name => "outfile", :label => "Output JSON", :type => 0 },
      {:name => "layername", :label => "Collision layer name", :type => 1 },
      {:name => "layername_s", :label => "Layer name (optional)", :type => 1 },
      {:name => "nullcode", :label => "Null code", :type => 1 },
    ]

    @entrys = {}
    tbls.each_with_index do |dt, i|
      lb = Gtk::Label.new(dt[:label])
      tb.attach(lb, 0, 1, i, i + 1, Gtk::SHRINK, Gtk::SHRINK, 6, 6)

      tf = Gtk::Entry.new

      case dt[:type]
      when 0
        tb.attach(tf, 1, 2, i, i + 1, Gtk::FILL | Gtk::EXPAND, Gtk::SHRINK, 0, 6)

        # file drop setting
        Gtk::Drag.dest_set(
          tf,
          Gtk::Drag::DEST_DEFAULT_MOTION |
          Gtk::Drag::DEST_DEFAULT_HIGHLIGHT |
          Gtk::Drag::DEST_DEFAULT_DROP,
          [["text/uri-list", Gtk::Drag::TARGET_OTHER_APP, 12345]],
          Gdk::DragContext::ACTION_COPY | Gdk::DragContext::ACTION_MOVE
        )

        tf.signal_connect("drag-data-received") do |w, ct, x, y, data, info, tm|
          data.uris.each { |uri|
            tf.text = URI.decode(uri).gsub(/^file\:\/\/\//, "")
          }
        end

        btn = Gtk::Button.new("...")
        btn.signal_connect("clicked") {
          # file select dialog
          dlg = Gtk::FileChooserDialog.new(
            "File select", self,
            # Gtk::FileChooser::ACTION_OPEN,
            Gtk::FileChooser::ACTION_SAVE,
            nil,
            [Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL],
            [Gtk::Stock::OK, Gtk::Dialog::RESPONSE_ACCEPT]
          )

          dlg.run do |res|
            tf.text = dlg.filename if res == Gtk::Dialog::RESPONSE_ACCEPT
          end

          dlg.destroy
        }

        tb.attach(btn, 2, 3, i, i + 1, Gtk::SHRINK, Gtk::SHRINK, 2, 2)

      when 1
        tb.attach(tf, 1, 2, i, i + 1, Gtk::FILL | Gtk::EXPAND, Gtk::SHRINK, 0, 6)

      end
      @entrys[dt[:name]] = tf
    end

    btn = Gtk::Button.new("Convert")
    tb.attach_defaults(btn, 0, 3, 6, 7)

    btn.signal_connect("clicked") {
      jsonfile = @entrys["jsonfile"].text
      pngfile = @entrys["pngfile"].text
      outfile = @entrys["outfile"].text
      layername = @entrys["layername"].text
      layername_s = @entrys["layername_s"].text
      nullcode = @entrys["nullcode"].text.to_i

      s = [
        "json file : #{jsonfile}",
        "png image : #{pngfile}",
        "output json : #{outfile}",
        "layer name : #{layername}",
        "layer name sub : #{layername_s}",
        "null code : #{nullcode}",
      ].join("\n")

      # display message dialog
      dlg = Gtk::MessageDialog.new(
        self,
        Gtk::Dialog::DESTROY_WITH_PARENT,
        Gtk::MessageDialog::INFO,
        Gtk::MessageDialog::BUTTONS_CLOSE,
        s
      )
      dlg.run
      dlg.destroy
    }

    add(tb)

    @entrys["layername"].text = "layer0"
    @entrys["nullcode"].text = "0"

    show_all
  end
end

if $0 == __FILE__
  w = MainWindow.new
  Gtk.main
end