Class: Gtk3webtable

Inherits:
Object
  • Object
show all
Defined in:
lib/gtk3webtable.rb

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ Gtk3webtable

Returns a new instance of Gtk3webtable.



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# File 'lib/gtk3webtable.rb', line 4

def initialize(args = {})
  @ui = Gtk3assist::Builder.new.add_from_file("#{File.dirname(__FILE__)}/win_main.glade")
  @ui.connect_signals{|h| method(h)}
  
  @wview = WebKit::WebView.new
  @wview.signal_connect("title-changed", &self.method(:on_webview_title_changed))
  @wview.signal_connect("console-message", &self.method(:on_webview_console_message))
  
  #Enable loading of local files (used for jQuery).
  @wview.settings.set_property("enable-file-access-from-file-uris", true)
  
  @ui["scrolledwindow"].add(@wview)
  
  self.reload_table
  @ui["window"].show_all
end

Instance Method Details

#on_webview_console_message(*args) ⇒ Object 



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# File 'lib/gtk3webtable.rb', line 21

def on_webview_console_message(*args)
  Gtk3assist::Msgbox.new(:type => :warning, :msg => args[1])
  puts "Console msg: #{args}"
end

#on_webview_title_changed(*args) ⇒ Object 



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# File 'lib/gtk3webtable.rb', line 26

def on_webview_title_changed(*args)
  str = args[2].to_s
  Gtk3assist::Msgbox.new(:msg => "Callback from JavaScript. Clicked on TD with content: '#{str}'.")
end

#on_window_destroy ⇒ Object 



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# File 'lib/gtk3webtable.rb', line 114

def on_window_destroy
  Gtk.main_quit
end

#reload_table ⇒ Object 



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# File 'lib/gtk3webtable.rb', line 31

def reload_table
  html = Html_gen::Element.new(:html)
  
  head = html.add(:head)
  
  head.add(:link, {
    :attr => {
      "rel" => "stylesheet",
      "type" => "text/css",
      "href" => "file://#{File.realpath("#{File.dirname(__FILE__)}/../css")}/default.css"
    }
  })
  
  head.add(:script, {
    :attr => {
      "type" => "text/javascript",
      "src" => "file://#{File.realpath("#{File.dirname(__FILE__)}/../js")}/jquery-1.8.1.min.js"
    }
  })
  
  script = head.add(:script, {
    :attr => {"type" => "text/javascript"},
    :str => "
      function remove_row(row_ele){
        $('div, span', row_ele).slideUp('fast', function(){
          row_ele.remove()
        })
      }
    "
  })
  
  
  body = html.add(:body)
  table = body.add(:table, :css => {"width" => "100%"})
  thead = table.add(:thead)
  thead.add(:th, :str => "First name")
  thead.add(:th, :str => "Last name")
  thead.add(:th, :str => "Age")
  thead.add(:th, :str => "Actions")
  
  tbody = table.add(:tbody)
  
  persons = [
    ["Kasper", "Johansen", "27"],
    ["Jacob", "Emcken", "29"],
    ["Christina", "Stöckel", "25"]
  ]
  
  persons.each do |person|
    tr = tbody.add(:tr)
    
    person.each do |data|
      td = tr.add(:td).add(:span, {
        :str => data,
        :css => {
          "cursor" => "pointer"
        },
        :attr => {
          "onclick" => "document.title = $(this).text()"
        }
      })
    end
    
    add = tr.add(:td).add(:span).add(:a, {
      :str => "[remove]",
      :css => {
        "cursor" => "pointer"
      },
      :attr => {
        "onclick" => "remove_row($(this).parent().parent().parent())"
      }
    })
  end
  
  html_str = html.html
  
  print "Reload table HTML:\n"
  print html_str
  print "\n\n"
  
  @wview.load_string(html_str, "text/html", "utf-8", "file://")
end