* Dialog field containing a label and a combo control.
*/
public class ComboDialogField extends DialogField {
-
+
private String fText;
+
private int fSelectionIndex;
+
private String[] fItems;
+
private Combo fComboControl;
+
private ModifyListener fModifyListener;
+
private int fFlags;
-
+
public ComboDialogField(int flags) {
super();
- fText= ""; //$NON-NLS-1$
- fItems= new String[0];
- fFlags= flags;
- fSelectionIndex= -1;
+ fText = ""; //$NON-NLS-1$
+ fItems = new String[0];
+ fFlags = flags;
+ fSelectionIndex = -1;
}
-
+
// ------- layout helpers
-
+
/*
* @see DialogField#doFillIntoGrid
*/
public Control[] doFillIntoGrid(Composite parent, int nColumns) {
assertEnoughColumns(nColumns);
-
- Label label= getLabelControl(parent);
+
+ Label label = getLabelControl(parent);
label.setLayoutData(gridDataForLabel(1));
- Combo combo= getComboControl(parent);
+ Combo combo = getComboControl(parent);
combo.setLayoutData(gridDataForCombo(nColumns - 1));
-
+
return new Control[] { label, combo };
- }
+ }
/*
* @see DialogField#getNumberOfControls
*/
public int getNumberOfControls() {
- return 2;
+ return 2;
}
-
+
protected static GridData gridDataForCombo(int span) {
- GridData gd= new GridData();
- gd.horizontalAlignment= GridData.FILL;
- gd.grabExcessHorizontalSpace= false;
- gd.horizontalSpan= span;
+ GridData gd = new GridData();
+ gd.horizontalAlignment = GridData.FILL;
+ gd.grabExcessHorizontalSpace = false;
+ gd.horizontalSpan = span;
return gd;
- }
-
+ }
+
// ------- focus methods
-
+
/*
* @see DialogField#setFocus
*/
}
return true;
}
-
- // ------- ui creation
+
+ // ------- ui creation
/**
* Creates or returns the created combo control.
- * @param parent The parent composite or <code>null</code> when the widget has
- * already been created.
- */
+ *
+ * @param parent
+ * The parent composite or <code>null</code> when the widget
+ * has already been created.
+ */
public Combo getComboControl(Composite parent) {
if (fComboControl == null) {
assertCompositeNotNull(parent);
- fModifyListener= new ModifyListener() {
+ fModifyListener = new ModifyListener() {
public void modifyText(ModifyEvent e) {
doModifyText(e);
}
};
- SelectionListener selectionListener= new SelectionListener() {
+ SelectionListener selectionListener = new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
doSelectionChanged(e);
}
-
- public void widgetDefaultSelected(SelectionEvent e) { };
+
+ public void widgetDefaultSelected(SelectionEvent e) {
+ };
};
-
- fComboControl= new Combo(parent, fFlags);
+
+ fComboControl = new Combo(parent, fFlags);
// moved up due to 1GEUNW2
fComboControl.setItems(fItems);
if (fSelectionIndex != -1) {
fComboControl.setEnabled(isEnabled());
}
return fComboControl;
- }
-
+ }
+
private void doModifyText(ModifyEvent e) {
if (isOkToUse(fComboControl)) {
- fText= fComboControl.getText();
- fSelectionIndex= fComboControl.getSelectionIndex();
+ fText = fComboControl.getText();
+ fSelectionIndex = fComboControl.getSelectionIndex();
}
dialogFieldChanged();
}
-
+
private void doSelectionChanged(SelectionEvent e) {
if (isOkToUse(fComboControl)) {
- fItems= fComboControl.getItems();
- fText= fComboControl.getText();
- fSelectionIndex= fComboControl.getSelectionIndex();
+ fItems = fComboControl.getItems();
+ fText = fComboControl.getText();
+ fSelectionIndex = fComboControl.getSelectionIndex();
}
- dialogFieldChanged();
+ dialogFieldChanged();
}
-
+
// ------ enable / disable management
-
+
/*
* @see DialogField#updateEnableState
- */
+ */
protected void updateEnableState() {
- super.updateEnableState();
+ super.updateEnableState();
if (isOkToUse(fComboControl)) {
fComboControl.setEnabled(isEnabled());
- }
- }
-
- // ------ text access
-
+ }
+ }
+
+ // ------ text access
+
/**
* Gets the combo items.
- */
+ */
public String[] getItems() {
return fItems;
}
-
+
/**
* Sets the combo items. Triggers a dialog-changed event.
*/
public void setItems(String[] items) {
- fItems= items;
+ fItems = items;
if (isOkToUse(fComboControl)) {
fComboControl.setItems(items);
}
dialogFieldChanged();
}
-
+
/**
* Gets the text.
- */
+ */
public String getText() {
return fText;
}
-
+
/**
* Sets the text. Triggers a dialog-changed event.
*/
public void setText(String text) {
- fText= text;
+ fText = text;
if (isOkToUse(fComboControl)) {
fComboControl.setText(text);
} else {
dialogFieldChanged();
- }
+ }
}
/**
* Selects an item.
- */
+ */
public void selectItem(int index) {
if (isOkToUse(fComboControl)) {
fComboControl.select(index);
} else {
if (index >= 0 && index < fItems.length) {
- fText= fItems[index];
- fSelectionIndex= index;
+ fText = fItems[index];
+ fSelectionIndex = index;
}
}
dialogFieldChanged();
}
-
+
public int getSelectionIndex() {
return fSelectionIndex;
}
-
/**
* Sets the text without triggering a dialog-changed event.
*/
public void setTextWithoutUpdate(String text) {
- fText= text;
+ fText = text;
if (isOkToUse(fComboControl)) {
fComboControl.removeModifyListener(fModifyListener);
fComboControl.setText(text);
fComboControl.addModifyListener(fModifyListener);
}
}
-
+
}