/**
* Factory method
*
* @param parent the parent SWT composite in which the view of this controller should be created
* @param history the actual history
* @return created {@link AbstractHistoryController}
*/
public AbstractArrayController createArrayController(
final Composite parent, final ArrayExpression exp, final FieldImpl field) {
final AbstractArrayController newController;
if (exp.getType(field) instanceof PrimitiveType) {
switch (mode) {
case ArraysMainController.MODE_SERIES:
newController = new NumericArrayController(parent, exp, field, properties);
break;
case ArraysMainController.MODE_HISTOGRAM:
newController = new BarChartArrayController(parent, exp, field, properties);
break;
default:
newController = null;
}
} else {
newController = new NonNumericArrayController(parent, exp, field, properties);
}
if (newController != null) {
historyControllers.add(newController);
newController
.getView()
.getBtnClose()
.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
historyControllers.remove(newController);
adjustWidth();
}
});
}
return newController;
}
/**
* Sets the zoom factor for the history views in this manager.
*
* @param value the zoom factor (must be > 0): 0 < value < 1 --> zoom out 1 = value --> default
* size 1 < value < inifity --> zoom in
*/
public void setZoomFactor(float value) {
properties.zoomFactor = value;
for (AbstractArrayController hc : historyControllers) {
hc.getView().redraw();
}
adjustWidth();
}
/**
* Compute the required widths of the views and adjust the minimum-width of the scrollbar if
* necessary
*/
public void adjustWidth() {
int maxWidth = 0;
for (AbstractArrayController hc : historyControllers) {
int width = hc.getRequiredWidth();
if (width > maxWidth) {
maxWidth = width;
}
}
compViews.setMinWidth(maxWidth);
/*for (AbstractArrayController hc : historyControllers) {
hc.refresh();
} */
}
public void setMode(int mode) {
if (this.mode != mode) {
this.mode = mode;
ArrayList<AbstractArrayController> controllers =
new ArrayList<AbstractArrayController>(historyControllers);
for (AbstractArrayController controller : controllers) {
controller.getView().dispose();
}
historyControllers.clear();
for (AbstractArrayController controller : controllers) {
createArrayController(viewsArea, controller.exp, controller.field);
}
viewsArea.layout();
}
}
public void setInstantSearch(String searchParameter) {
properties.searchParameter = searchParameter.toLowerCase();
for (AbstractArrayController hc : historyControllers) {
hc.getView().redraw();
}
}