Class: AimsProject::AppController

Inherits:
Wx::App
  • Object
show all
Includes:
Wx
Defined in:
lib/aims_project/app_controller.rb

Constant Summary collapse

ID_NEW = 
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ID_SAVE_IMAGE = 
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ID_MOVE_CLIP_PLANE = 
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ID_SAVE_AS = 
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ID_INSPECTOR = 
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ID_DELETE_ATOM = 
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Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#frame ⇒ Object

The root frame



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# File 'lib/aims_project/app_controller.rb', line 28

def frame
  @frame
end

#project ⇒ Object

The project



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# File 'lib/aims_project/app_controller.rb', line 22

def project
  @project
end

#working_dir ⇒ Object

Used to synchronize directory in open/save dialogs



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# File 'lib/aims_project/app_controller.rb', line 25

def working_dir
  @working_dir
end

Instance Method Details

#error_dialog(exception) ⇒ Object

Display an error dialog for the exception



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# File 'lib/aims_project/app_controller.rb', line 217

def error_dialog(exception)
  message = if exception.is_a? String
    exception
  elsif exception.is_a? Exception
    exception.message + "\n\n" + exception.backtrace[0..2].join("\n")
  end
  puts message
  MessageDialog.new(@frame, message, "Error", Wx::ICON_ERROR).show_modal
end

#hide_inspector ⇒ Object

Hide the inspector



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# File 'lib/aims_project/app_controller.rb', line 142

def hide_inspector
  @inspector.hide
end

#inspector ⇒ Object

Get the inspector



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# File 'lib/aims_project/app_controller.rb', line 128

def inspector
  if @inspector.nil?
    @inspector = Inspector.new(self, @frame)
  end
  @inspector
end

#menubar ⇒ Object

Return the menubar. If it is undefined, then define it and attach the event handler



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# File 'lib/aims_project/app_controller.rb', line 89

def menubar
  unless @menubar
    fileMenu = Menu.new
    fileMenu.append(ID_NEW, "New Geometry ...")
    fileMenu.append(Wx::ID_OPEN, "Open ...\tCTRL+o")
    fileMenu.append(Wx::ID_SAVE, "Save Geometry\tCTRL+s")
    fileMenu.append(ID_SAVE_AS, "Save Geometry As...")
    fileMenu.append(ID_SAVE_IMAGE, "Export Image ...")
    fileMenu.append(Wx::ID_EXIT, "Exit")
    
    editMenu = Menu.new
    editMenu.append(ID_DELETE_ATOM, "Delete Atom\tCTRL+d")
    
    toolsMenu = Menu.new       
    # toolsMenu.append(ID_ROTATE, "rotate", "Rotate", Wx::ITEM_CHECK)
    # toolsMenu.append(ID_ZOOM, "zoom", "Zoom", Wx::ITEM_CHECK)
    # toolsMenu.append(ID_PAN, "pan", "Pan", Wx::ITEM_CHECK)
    # toolsMenu.append(ID_MOVE_CLIP_PLANE, "move cilp plane", "Move", Wx::ITEM_CHECK)
    
    viewMenu = Menu.new
    viewMenu.append(ID_INSPECTOR, "inspector\tCTRL+i")
    
    
    @menubar = MenuBar.new
    @menubar.append(fileMenu, "File")
    @menubar.append(editMenu, "Edit")
    @menubar.append(viewMenu, "Views")
    # @menubar.append(toolsMenu, "Tools")
    
    evt_menu @menubar, :process_menu_event
  end
  @menubar
end

#new_geometry_file(file = nil) ⇒ Object

Create a new geometry file



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# File 'lib/aims_project/app_controller.rb', line 147

def new_geometry_file(file = nil)
  fd = TextEntryDialog.new(@frame, :message => "New Geometry", :caption => "Specify name of geometry:")
   if Wx::ID_OK == fd.show_modal
     begin
       geom_name = fd.get_value
       geometry = GeometryFile.new("")
       geometry = geometry.save_as(File.new(File.join(GEOMETRY_DIR, geom_name), "w"))
       @geomWindow.add_geometry(geometry)
     rescue Exception => e
       error_dialog(e)
     end
   end
end

#on_init ⇒ Object

Build the application



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# File 'lib/aims_project/app_controller.rb', line 31

def on_init
  
     self.app_name = "AimsViewer"
     # Create the frame, toolbar and menubar and define event handlers
     size = [1000,700]
     @frame = Frame.new(nil, :title => "AimsViewer", :size => size)
     @statusbar = @frame.create_status_bar

     # This timer will cause the main thread to pass every 2 ms so that other threads
     # can get work done.
     # timer = Wx::Timer.new(self, Wx::ID_ANY)
     # evt_timer(timer.id) {Thread.pass}
     # timer.start(2)

     # Initialize the selection
     @selection = {}
     
     # Initialize the inspector
     @inspector = Inspector.new(self, @frame)
     
     # Create the geometry notebook page
     @geomWindow = GeometryWindow.new(self, @frame)
     frameSizer = VBoxSizer.new
     # frameSizer.add_item(@geomWindow, :proportion => 1, :flag => EXPAND)
     #         @frame.set_sizer(frameSizer)
     @frame.set_menu_bar(menubar)

     # Display
     @frame.show        
end

#open_geometry_file(file = nil) ⇒ Object Also known as: open_file

Display a file dialog and attempt to open and display the file



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# File 'lib/aims_project/app_controller.rb', line 162

def open_geometry_file(file = nil)
  begin
    unless file
      fd = FileDialog.new(@frame, :message => "Open", :style => FD_OPEN, :default_dir => @working_dir)
      if ID_OK == fd.show_modal
        file = fd.get_path
        @working_dir = fd.get_directory
      else
        return
      end
    end
    puts "Opening #{file}"
    @geomWindow.open_geometry_file(file)
    @frame.set_title(file)
      
    
  rescue Exception => dang
    error_dialog(dang)
  end
end

#process_menu_event(event) ⇒ Object

Process a menu event



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# File 'lib/aims_project/app_controller.rb', line 63

def process_menu_event(event)
  case event.id
  when ID_INSPECTOR
    show_inspector
  when ID_DELETE_ATOM
    delete_atom
  when Wx::ID_OPEN
    open_file
  when Wx::ID_SAVE
    save_geometry
  when ID_NEW
    new_geometry_file
  when ID_SAVE_AS
    save_geometry_as
  when ID_SAVE_IMAGE
    save_image
  when Wx::ID_EXIT
     exit(0)
  else
    event.skip
  end
  
end

#save_geometry ⇒ Object 



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# File 'lib/aims_project/app_controller.rb', line 184

def save_geometry
  geometry = @geomWindow.geometry
  begin
    if geometry.file
      geometry.save
    else
      save_geometry_as
    end
  rescue Exception => e
    error_dialog(e)
  end
end

#save_geometry_as ⇒ Object

Save the geometry



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# File 'lib/aims_project/app_controller.rb', line 198

def save_geometry_as
  
    geometry = @geomWindow.geometry
    
    fd = FileDialog.new(@frame, :message => "Save Geometry", :style => FD_SAVE, :default_dir => @working_dir)
    if Wx::ID_OK == fd.show_modal
      begin
        @working_dir = fd.get_directory
        geom_name = fd.get_path
        new_geom  = geometry.save_as(geom_name)
        @geomWindow.show_geometry(new_geom)
      rescue Exception => e
        error_dialog(e)
      end
    end 

end

#save_image ⇒ Object 



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# File 'lib/aims_project/app_controller.rb', line 227

def save_image

 begin
     image = @geomWindow.image
     fd = FileDialog.new(@frame, :message => "Save Image", :style => FD_SAVE, :default_dir => @working_dir)
     if Wx::ID_OK == fd.show_modal
       @working_dir = fd.get_directory
        puts "Writing #{fd.get_path}"
        image.mirror(false).save_file(fd.get_path)
      end
   
  rescue Exception => e
    error_dialog(e)
  end
end

#set_status(string) ⇒ Object 



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# File 'lib/aims_project/app_controller.rb', line 123

def set_status(string)
  @frame.set_status_text(string)
end

#show_inspector ⇒ Object

Show the inspector



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# File 'lib/aims_project/app_controller.rb', line 136

def show_inspector
  @geomWindow.show_inspector
  @inspector.show(true)
end