Revision 707b6237
Added by Niels Hoffmann over 12 years ago
| eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/dialogs/filteredSelection/AbstractFilteredCdmResourceSelectionDialog.java | ||
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package eu.etaxonomy.taxeditor.ui.dialogs.filteredSelection; |
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import java.lang.reflect.Field; |
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import java.text.Collator; |
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import java.util.Comparator; |
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import java.util.HashSet; |
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initModel(); |
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if (cdmObject != null) {
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setInitialPattern(getTitle(cdmObject)); |
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String objectTitle = getTitle(cdmObject); |
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if (objectTitle != null) {
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setInitialPattern(objectTitle); |
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} |
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ILabelProvider labelProvider = new FilteredCdmResourceLabelProvider(); |
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setListLabelProvider(labelProvider); |
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setDetailsLabelProvider(labelProvider); |
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setListLabelProvider(createListLabelProvider()); |
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setDetailsLabelProvider(createDetailsLabelProvider()); |
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// setSelectionHistory(new ResourceSelectionHistory());
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setSelectionHistory(new ResourceSelectionHistory()); |
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} |
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/** |
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* Override in suibclasses. |
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* By default, we are returning the standard list label provider |
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* |
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* Override in subclasses if you want different behavior |
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* |
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* @return |
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*/ |
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protected ILabelProvider createDetailsLabelProvider() {
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return createListLabelProvider(); |
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} |
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/** |
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* |
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* @return |
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*/ |
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protected ILabelProvider createListLabelProvider() {
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return new FilteredCdmResourceLabelProvider(); |
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} |
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/** |
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* Override in subclasses. |
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* Will run before initModel() |
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*/ |
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protected void init() {
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} |
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/** |
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* <p>getSelectionFromDialog</p> |
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* |
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* @return a TYPE object. |
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*/ |
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protected static <TYPE extends CdmBase> TYPE getSelectionFromDialog(AbstractFilteredCdmResourceSelectionDialog<TYPE> dialog) {
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if (dialog.open() == Window.CANCEL) {
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//dialog.setInitialPattern("");
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int result = dialog.open(); |
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if (result == Window.CANCEL) {
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return null; |
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} |
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|
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* @return a {@link java.lang.String} object.
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*/ |
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protected String getTitle(T cdmObject) {
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if(cdmObject == null){
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return ""; |
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} |
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if (cdmObject instanceof IIdentifiableEntity) {
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return ((IIdentifiableEntity) cdmObject).getTitleCache(); |
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} |
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return null; |
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throw new IllegalArgumentException("Generic method only" +
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" supports cdmObject of type IIdentifiableEntity." + |
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" Please implement specific method in subclass."); |
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} |
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/** {@inheritDoc} */
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@Override |
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protected ItemsFilter createFilter() {
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return new ItemsFilter() {
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/** |
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* Always returns false to enforce refiltering even if the pattern is equal |
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*/ |
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@Override |
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public boolean equalsFilter(ItemsFilter filter) {
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return false; |
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} |
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@Override |
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public boolean isConsistentItem(Object item) {
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return false; |
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* @param cdmObject a T object. |
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*/ |
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protected void setPattern(T cdmObject) {
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((Text) getPatternControl()).setText(getTitle(cdmObject)); |
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// FilteredSelection does some very tricky caching to make sure it |
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// runs with high performance. |
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// This works for most use cases, but we want to change the model while the dialog is open |
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// and all the clever caching prevents the content provider from knowing that the model has changed |
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// I am aware, that this is a hack, but the FilteredSelectionDialog API does not offer a convenient |
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// way to solve the problem. |
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try {
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Field lastCompletedFilter = this.getClass().getSuperclass().getSuperclass().getDeclaredField("lastCompletedFilter");
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lastCompletedFilter.setAccessible(true); |
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lastCompletedFilter.set(this, null); |
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} catch (SecurityException e) {
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StoreUtil.error(getClass(), e); |
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} catch (NoSuchFieldException e) {
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StoreUtil.error(getClass(), e); |
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} catch (IllegalArgumentException e) {
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StoreUtil.error(getClass(), e); |
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} catch (IllegalAccessException e) {
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StoreUtil.error(getClass(), e); |
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} |
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// this also is not the nicest way to do it. |
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// I am still amazed, that FilteredSelectionDialog does not offer any methods to change its data |
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// once it was opened. Am I doing it wrong? |
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String pattern = getTitle(cdmObject); |
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((Text) getPatternControl()).setText(pattern); |
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} |
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/* (non-Javadoc) |
Also available in: Unified diff
Merged with trunk