Class: QDA::GUI::ScriptWindow

Inherits:
WorkAreaWindow show all
Defined in:
lib/weft/wxgui/inspectors/script.rb

Constant Summary

Constants inherited from WorkAreaWindow

WorkAreaWindow::W_WINDOW_DEF_SIZE

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from WorkAreaWindow

#active?, #layout, #layout=, #on_focus

Constructor Details

#initialize(obj, client, workarea, layout) ⇒ ScriptWindow

Returns a new instance of ScriptWindow.



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# File 'lib/weft/wxgui/inspectors/script.rb', line 46

def initialize(obj, client, workarea, layout)
  super(workarea, "Script #{obj.dbid}", nil)
  @client = client
  @obj = obj
  self.construct()
end

Instance Attribute Details

#obj ⇒ Object (readonly)

Returns the value of attribute obj.



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# File 'lib/weft/wxgui/inspectors/script.rb', line 43

def obj
  @obj
end

Instance Method Details

#construct ⇒ Object 



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# File 'lib/weft/wxgui/inspectors/script.rb', line 54

def construct()
  @splitter = Wx::SplitterWindow.new(self, -1,
                                     Wx::DEFAULT_POSITION,
                                     Wx::DEFAULT_SIZE,Wx::SP_3DSASH)
  @splitter.minimum_pane_size = 75
  
  # the input pane and buttons
  panel_code = Wx::Panel.new(@splitter)
  code_panel_sizer = Wx::BoxSizer.new(Wx::VERTICAL)
  
  code_sizer = LabelledVSizer.new(panel_code, 'Script')

  @code = CodeTextCtrl.new(panel_code)
  code_sizer.add(@code, 1, Wx::GROW|Wx::ALL, 4)
  
  b_panel = Wx::Panel.new(panel_code)
  b_sizer = Wx::BoxSizer.new(Wx::HORIZONTAL)
  @button_run = Wx::Button.new(b_panel, -1, 'Run')
  @button_run.evt_button(@button_run.get_id) { | e | on_run(e) }
  b_sizer.add(@button_run, 0, Wx::ALL, 4)

  @button_load = Wx::Button.new(b_panel, -1, 'Load from file...')
  @button_load.evt_button(@button_load.get_id) { | e | on_load_script(e) }
  b_sizer.add(@button_load, 0, Wx::ALL|Wx::ALIGN_RIGHT, 4)

  @button_save = Wx::Button.new(b_panel, -1, 'Save to file...')
  @button_save.evt_button(@button_save.get_id) { | e | on_save_script(e) }
  b_sizer.add(@button_save, 0, Wx::ALL|Wx::ALIGN_RIGHT, 4)
  b_panel.set_sizer(b_sizer)

  code_sizer.add(b_panel, 0, Wx::ADJUST_MINSIZE|Wx::ALL)
  code_panel_sizer.add(code_sizer, 1, Wx::ALL|Wx::GROW, 4)
  panel_code.set_sizer(code_panel_sizer)
    

  # the output pane
  panel_outp = Wx::Panel.new(@splitter)
  outp_panel_sizer = Wx::BoxSizer.new(Wx::HORIZONTAL)
  outp_sizer = LabelledVSizer.new(panel_outp, 'Output')
  
  @output  = Wx::TextCtrl.new(panel_outp, -1, '', DEF_POS, DEF_SIZE,
                               Wx::TE_MULTILINE|Wx::TE_READONLY)
  outp_sizer.add(@output, 1, Wx::GROW|Wx::ALL, 4)
  outp_panel_sizer.add(outp_sizer, 1, Wx::GROW|Wx::ALL, 4)
  panel_outp.set_sizer(outp_panel_sizer)
  
  @splitter.split_horizontally( panel_code, panel_outp, 
                                get_client_size.height / 2)
end

#on_load_script(e) ⇒ Object 



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# File 'lib/weft/wxgui/inspectors/script.rb', line 141

def on_load_script(e)
  file_dialog = ScriptFileDialog.new(self, false)
  return unless file_dialog.show_modal == Wx::ID_OK
  @code.load_file( file_dialog.get_path() )
end

#on_run(e) ⇒ Object 



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# File 'lib/weft/wxgui/inspectors/script.rb', line 104

def on_run(e)
  $stdout = result = StringIO.new()
  $stderr = errors = StringIO.new()
  output.value = ''
  code.reset() 

  file_id = "Script #{obj.dbid}"
  @button_run.disable()
  @button_load.disable()
  @button_save.disable()
  
  set_cursor( Wx::BUSY_CURSOR )
  client.app.instance_eval( @code.get_value(), file_id)

  result.rewind()
  output.value = result.read()
rescue Exception => err
  script_line = /\A#{file_id}:(\d)/
  trace = err.backtrace
  # remove backtrace info unrelated to the specific script
  trace.pop while trace[-1] !~ script_line
  # find the first backtrace item from within the script
  first_script_err = trace.detect { | x | x =~ script_line }
  # find the script line that caused the problem
  line = first_script_err.match(script_line)[1].to_i - 1
  code.highlight_line(line)
  # spit the error out in the output box
  output.value += "#{err}\n"
  output.value += trace.join("\n")
ensure
  $stdout, $stderr = STDOUT, STDERR
  set_cursor( Wx::NORMAL_CURSOR )
  @button_run.enable()
  @button_load.enable()
  @button_save.enable()
end

#on_save_output(e) ⇒ Object 



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# File 'lib/weft/wxgui/inspectors/script.rb', line 153

def on_save_output(e)
  file_dialog = ScriptOutputFileDialog.new(self)
  return unless file_dialog.show_modal == Wx::ID_OK
  @output.save_file( file_dialog.get_path() )
end

#on_save_script(e) ⇒ Object 



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# File 'lib/weft/wxgui/inspectors/script.rb', line 147

def on_save_script(e)
  file_dialog = ScriptFileDialog.new(self, true)
  return unless file_dialog.show_modal == Wx::ID_OK
  @code.save_file( file_dialog.get_path() )
end