public void adjustmentValueChanged(AdjustmentEvent e) {
if (e.getValueIsAdjusting() || getRowCount() == 0) {
return;
}
if (jsb.getMaximum() != 0 && e.getValue() > 0) {
if ((jsb.getMaximum() - jsb.getVisibleAmount()) <= e.getValue()) {
control.fetchNextRecords();
}
}
}
/*
* Method of the AdjustmenListener interface.
*/
@Override
public void adjustmentValueChanged(final AdjustmentEvent e) {
if (bar != null && e.getSource() == bar) {
final AdjustmentEvent myE =
new AdjustmentEvent(
this, e.getID(), e.getAdjustmentType(), e.getValue(), e.getValueIsAdjusting());
final AdjustmentListener listener = adjustmentListener;
if (listener != null) {
listener.adjustmentValueChanged(myE);
}
}
}
// This method is called whenever the value of a scrollbar is changed,
// either by the user or programmatically.
public void adjustmentValueChanged(AdjustmentEvent evt) {
Adjustable source = evt.getAdjustable();
// getValueIsAdjusting() returns true if the user is currently
// dragging the scrollbar's knob and has not picked a final value
if (evt.getValueIsAdjusting()) {
// The user is dragging the knob
return;
}
// Determine which scrollbar fired the event
int orient = source.getOrientation();
if (orient == Adjustable.HORIZONTAL) {
// Event from horizontal scrollbar
} else {
// Event from vertical scrollbar
}
// Determine the type of event
int type = evt.getAdjustmentType();
switch (type) {
case AdjustmentEvent.UNIT_INCREMENT:
// Scrollbar was increased by one unit
break;
case AdjustmentEvent.UNIT_DECREMENT:
// Scrollbar was decreased by one unit
break;
case AdjustmentEvent.BLOCK_INCREMENT:
// Scrollbar was increased by one block
break;
case AdjustmentEvent.BLOCK_DECREMENT:
// Scrollbar was decreased by one block
break;
case AdjustmentEvent.TRACK:
// The knob on the scrollbar was dragged
break;
}
// Get current value
int value = evt.getValue();
headerPanelLeft.setAdjustment(value);
headerPanelRight.setAdjustment(value);
}
/**
* Converts a new event to an old one (used for compatibility). If the new event cannot be
* converted (because no old equivalent exists) then this returns null.
*
* <p>Note: this method is here instead of in each individual new event class in java.awt.event
* because we don't want to make it public and it needs to be called from java.awt.
*/
Event convertToOld() {
Object src = getSource();
int newid = id;
switch (id) {
case KeyEvent.KEY_PRESSED:
case KeyEvent.KEY_RELEASED:
KeyEvent ke = (KeyEvent) this;
if (ke.isActionKey()) {
newid = (id == KeyEvent.KEY_PRESSED ? Event.KEY_ACTION : Event.KEY_ACTION_RELEASE);
}
int keyCode = ke.getKeyCode();
if (keyCode == KeyEvent.VK_SHIFT
|| keyCode == KeyEvent.VK_CONTROL
|| keyCode == KeyEvent.VK_ALT) {
return null; // suppress modifier keys in old event model.
}
// no mask for button1 existed in old Event - strip it out
return new Event(
src,
ke.getWhen(),
newid,
0,
0,
Event.getOldEventKey(ke),
(ke.getModifiers() & ~InputEvent.BUTTON1_MASK));
case MouseEvent.MOUSE_PRESSED:
case MouseEvent.MOUSE_RELEASED:
case MouseEvent.MOUSE_MOVED:
case MouseEvent.MOUSE_DRAGGED:
case MouseEvent.MOUSE_ENTERED:
case MouseEvent.MOUSE_EXITED:
MouseEvent me = (MouseEvent) this;
// no mask for button1 existed in old Event - strip it out
Event olde =
new Event(
src,
me.getWhen(),
newid,
me.getX(),
me.getY(),
0,
(me.getModifiers() & ~InputEvent.BUTTON1_MASK));
olde.clickCount = me.getClickCount();
return olde;
case FocusEvent.FOCUS_GAINED:
return new Event(src, Event.GOT_FOCUS, null);
case FocusEvent.FOCUS_LOST:
return new Event(src, Event.LOST_FOCUS, null);
case WindowEvent.WINDOW_CLOSING:
case WindowEvent.WINDOW_ICONIFIED:
case WindowEvent.WINDOW_DEICONIFIED:
return new Event(src, newid, null);
case ComponentEvent.COMPONENT_MOVED:
if (src instanceof Frame || src instanceof Dialog) {
Point p = ((Component) src).getLocation();
return new Event(src, 0, Event.WINDOW_MOVED, p.x, p.y, 0, 0);
}
break;
case ActionEvent.ACTION_PERFORMED:
ActionEvent ae = (ActionEvent) this;
String cmd;
if (src instanceof Button) {
cmd = ((Button) src).getLabel();
} else if (src instanceof MenuItem) {
cmd = ((MenuItem) src).getLabel();
} else {
cmd = ae.getActionCommand();
}
return new Event(src, 0, newid, 0, 0, 0, ae.getModifiers(), cmd);
case ItemEvent.ITEM_STATE_CHANGED:
ItemEvent ie = (ItemEvent) this;
Object arg;
if (src instanceof List) {
newid =
(ie.getStateChange() == ItemEvent.SELECTED ? Event.LIST_SELECT : Event.LIST_DESELECT);
arg = ie.getItem();
} else {
newid = Event.ACTION_EVENT;
if (src instanceof Choice) {
arg = ie.getItem();
} else { // Checkbox
arg = new Boolean(ie.getStateChange() == ItemEvent.SELECTED);
}
}
return new Event(src, newid, arg);
case AdjustmentEvent.ADJUSTMENT_VALUE_CHANGED:
AdjustmentEvent aje = (AdjustmentEvent) this;
switch (aje.getAdjustmentType()) {
case AdjustmentEvent.UNIT_INCREMENT:
newid = Event.SCROLL_LINE_DOWN;
break;
case AdjustmentEvent.UNIT_DECREMENT:
newid = Event.SCROLL_LINE_UP;
break;
case AdjustmentEvent.BLOCK_INCREMENT:
newid = Event.SCROLL_PAGE_DOWN;
break;
case AdjustmentEvent.BLOCK_DECREMENT:
newid = Event.SCROLL_PAGE_UP;
break;
case AdjustmentEvent.TRACK:
if (aje.getValueIsAdjusting()) {
newid = Event.SCROLL_ABSOLUTE;
} else {
newid = Event.SCROLL_END;
}
break;
default:
return null;
}
return new Event(src, newid, new Integer(aje.getValue()));
default:
}
return null;
}
public void adjustmentValueChanged(AdjustmentEvent e) {
if (e.getValueIsAdjusting()) {
devArray[id].lastSetVal = e.getValue();
}
}
