Use CheckBox to control Button enabled state : CheckBox « Components « Flex

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Flex » Components » CheckBox Screenshots  Use CheckBox to control Button enabled state         <?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute">     <mx:Button         label="Star Button"         x="0" y="210"         upSkin="@Embed('logo.jpg')"         overSkin="@Embed('logo.jpg')"         downSkin="@Embed('logo.jpg')"         disabledSkin="@Embed('logo.jpg')"         enabled="{ checkbox.selected }"/>              <mx:Button         label="Star Button"         x="210" y="210"         styleName="starButton"          enabled="{ checkbox.selected }"/>              <mx:CheckBox          id="checkbox"          label="enabled"           y="418" x="10"         selected="true" /> </mx:Application>                                      Related examples in the same category 1. Use CheckBox click event 2. Set checkbox menu item checked 3. Use to define a CheckBox control 4. Use selected property to create a checked checkbox 5. Use addChildAt() to add the CheckBox control to VBox 6. A form with a CheckBox control 7. CheckBox Item Renderer 8. Register function to a Button control and CheckBox control 9. CheckBox renderer for DataGridColumn 10. CheckBox Checked event 11. Use setChildIndex() to move a CheckBox control down the display list 12. Using the selected property to generate a checkbox that is checked by default 13. Image is not visible until the user selects the checkbox 14. Inline DataGrid CheckBox Editor 15. Inline DataGrid CheckBox Editor With Offsets 16. CheckBox control named myCB appears when you change to any view state in Group 17. ChekcBox with Label