Class: CellRenderer
- Inherits:
-
Object
- Object
- CellRenderer
- Defined in:
- lib/life_game_viewer/view/life_game_viewer_frame.rb
Overview
This class is responsible for rendering the display of a table cell, which in our case is to display an image of Alfred E. Neuman if the underlying data value is true, else display nothing.
Defined Under Namespace
Classes: LifeLabel
Instance Method Summary collapse
-
#getTableCellRendererComponent(table, value, is_selected, has_focus, row, column) ⇒ Object
from TableCellRenderer interface.
-
#initialize ⇒ CellRenderer
constructor
A new instance of CellRenderer.
Constructor Details
#initialize ⇒ CellRenderer
Returns a new instance of CellRenderer.
191 192 193 194 195 196 |
# File 'lib/life_game_viewer/view/life_game_viewer_frame.rb', line 191 def initialize @label = LifeLabel.new image_spec = File.(File.join( File.dirname(__FILE__), '..', '..', '..', 'resources', 'images', 'alfred-e-neuman.jpg')) @true_icon = ImageIcon.new(image_spec, 'Alfred E. Neuman') end |
Instance Method Details
#getTableCellRendererComponent(table, value, is_selected, has_focus, row, column) ⇒ Object
from TableCellRenderer interface
199 200 201 202 203 204 |
# File 'lib/life_game_viewer/view/life_game_viewer_frame.rb', line 199 def getTableCellRendererComponent(table, value, is_selected, has_focus, row, column) alive = value @label.icon = alive ? @true_icon : nil @label.tool_tip_text = "row #{row}, column #{column}, value is #{alive}" @label end |