superwaba.ext.xplat.ui
Class ImageScroller

java.lang.Object
  |
  +--waba.ui.Control
        |
        +--superwaba.ext.xplat.ui.ImageScroller

public class ImageScroller

extends Control

A control that can show an image bigger than its area and that can be dragged using a pen to show the hidden parts.

Field Summary

Color

borderColor Change this member to set the border color to something different of RED.

Fields inherited from class waba.ui.Control

AFTER, appId, appObj, asContainer, asWindow, backColor, backDis, BEFORE, BOTTOM, CENTER, clearValueInt, clearValueStr, enabled, FILL, FIT, fm, fmH, focusLess, focusTraversable, font, foreColor, foreDis, height, highlightRectsCount, isHighlighting, LEFT, parent, PREFERRED, RANGE, RIGHT, SAME, TOP, uiCE, uiFlat, uiPalm, uiVista, visible, width, x, x2, y, y2

Constructor Summary

ImageScroller()
Constructs a scroller with no initial image.

ImageScroller(java.lang.String name)
Constructs a scroller loading the given the fully qualified bmp image name.

Method Summary

int	getPreferredHeight() Returns the preffered height of this control.
int	getPreferredWidth() Returns the preffered width of this control.
protected void	onBoundsChanged() Called after a setRect.
void	onEvent(Event event) Called to process key, pen, control and other posted events.
void	onPaint(Graphics g) Called to draw the control.
void	setImage(Image img) Sets the image to the given one

Methods inherited from class waba.ui.Control

addTimer, changeHighlighted, clear, contains, createGraphics, drawHighlight, getAbsoluteRect, getBackColor, getFont, getFontMetrics, getForeColor, getNext, getParent, getParentWindow, getPos, getRect, getSize, isDisplayed, isEnabled, isVisible, onColorsChanged, onFontChanged, onWindowPaintFinished, postEvent, removeTimer, repaint, repaintNow, requestFocus, setBackColor, setBackForeColors, setEnabled, setFocusLess, setFont, setForeColor, setRect, setRect, setRect, setVisible, translateFromOrigin, uiStyleChanged

Methods inherited from class java.lang.Object

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

Field Detail

borderColor

public Color borderColor

Change this member to set the border color to something different of RED. You may also set it to null if you don't want a border color.

Since:

SuperWaba 5.66

Constructor Detail

ImageScroller

public ImageScroller(java.lang.String name)

Constructs a scroller loading the given the fully qualified bmp image name.

ImageScroller

public ImageScroller()

Constructs a scroller with no initial image. You must set the image with the setImage method.

Method Detail

setImage

public void setImage(Image img)

Sets the image to the given one

onEvent

public void onEvent(Event event)

Description copied from class: Control

Called to process key, pen, control and other posted events.

Overrides:

onEvent in class Control

Tags copied from class: Control

Parameters:

event - the event to process

See Also:

Event, KeyEvent, PenEvent

onBoundsChanged

protected void onBoundsChanged()

Description copied from class: Control

Called after a setRect.

Overrides:

onBoundsChanged in class Control

onPaint

public void onPaint(Graphics g)

Description copied from class: Control

Called to draw the control. When this method is called, the graphics object passed has been translated into the coordinate system of the control and the area behind the control has already been painted. The background is painted by the top-level window control.

Overrides:

onPaint in class Control

Tags copied from class: Control

Parameters:

g - the graphics object for drawing

See Also:

Graphics

getPreferredWidth

public int getPreferredWidth()

Description copied from class: Control

Returns the preffered width of this control.

Overrides:

getPreferredWidth in class Control

getPreferredHeight

public int getPreferredHeight()

Description copied from class: Control

Returns the preffered height of this control.

Overrides:

getPreferredHeight in class Control