org.argouml.ui
Class ZoomSliderButton

java.lang.Object
  |
  +--ModalButton
        |
        +--org.argouml.swingext.PopupButton
              |
              +--org.argouml.ui.ZoomSliderButton

public class ZoomSliderButton

extends PopupButton

A button that can be used to change the zoom magnification of the current diagram. When the user presses the button, a popup is displayed which contains a vertical slider representing the range of zoom magnifications. Dragging the slider changes the zoom magnification for the current diagram.

See Also:

Serialized Form

Field Summary

private javax.swing.JTextField	_currentValue The text field which shows the current zoom magnification value.
private javax.swing.JSlider	_slider The slider component.
private static java.lang.String	BUNDLE The localization bundle.
private static java.awt.Font	LABEL_FONT Font used for the slider tick labels and for the current magnification value label.
private static int	MAXIMUM_ZOOM The maximum zoom magnification slider value.
private static int	MINIMUM_ZOOM The minimum zoom magnification slider value.
private static java.lang.String	RESOURCE_NAME Used for loading the zoom icon from the Zoom Reset action.
private static int	SLIDER_HEIGHT The preferred height of the slider component.

Fields inherited from class org.argouml.swingext.PopupButton

Constructor Summary

ZoomSliderButton()
Constructs a new ZoomSliderButton.

Method Summary

private void	createPopupComponent() Creates the slider popup component.
private void	handleSliderValueChange() Called when the slider value changes.
private void	handleTextEntry() Called when the text field value changes.
protected void	showPopup() Update the slider value every time the popup is shown.
private void	updateCurrentValueLabel() Sets the current value label's text to the current slider value.

Methods inherited from class org.argouml.swingext.PopupButton

getPopupComponent, setIcon, setPopupComponent

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

RESOURCE_NAME

private static final java.lang.String RESOURCE_NAME

Used for loading the zoom icon from the Zoom Reset action.

See Also:

Constant Field Values

BUNDLE

private static final java.lang.String BUNDLE

The localization bundle.

See Also:

Constant Field Values

LABEL_FONT

private static final java.awt.Font LABEL_FONT

Font used for the slider tick labels and for the current magnification value label.

MINIMUM_ZOOM

private static final int MINIMUM_ZOOM

The minimum zoom magnification slider value.

See Also:

Constant Field Values

MAXIMUM_ZOOM

private static final int MAXIMUM_ZOOM

The maximum zoom magnification slider value.

See Also:

Constant Field Values

SLIDER_HEIGHT

private static final int SLIDER_HEIGHT

The preferred height of the slider component.

See Also:

Constant Field Values

_slider

private javax.swing.JSlider _slider

The slider component.

_currentValue

private javax.swing.JTextField _currentValue

The text field which shows the current zoom magnification value.

Constructor Detail

ZoomSliderButton

public ZoomSliderButton()

Constructs a new ZoomSliderButton.

Method Detail

createPopupComponent

private void createPopupComponent()

Creates the slider popup component.

showPopup

protected void showPopup()

Update the slider value every time the popup is shown.

Overrides:

showPopup in class PopupButton

handleSliderValueChange

private void handleSliderValueChange()

Called when the slider value changes.

handleTextEntry

private void handleTextEntry()

Called when the text field value changes.

updateCurrentValueLabel

private void updateCurrentValueLabel()

Sets the current value label's text to the current slider value.