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ui: support SelectAll action in ListSpeedSearch

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This commit is contained in:
Aleksey Pivovarov
2016-11-30 13:13:14 +03:00
parent 6fd333dfab
commit b387e7bed9
1 changed files with 85 additions and 7 deletions
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platform/platform-impl/src/com/intellij/ui/ListSpeedSearch.java
+85 -7
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@@ -15,26 +15,39 @@
*/
package com.intellij.ui;
import com.intellij.openapi.actionSystem.ActionManager;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.IdeActions;
import com.intellij.openapi.project.DumbAwareAction;
import com.intellij.util.Function;
import com.intellij.util.containers.ContainerUtil;
import com.intellij.util.containers.Convertor;
import gnu.trove.TIntArrayList;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import java.util.Arrays;
import java.util.List;
import static javax.swing.ListSelectionModel.MULTIPLE_INTERVAL_SELECTION;
public class ListSpeedSearch extends SpeedSearchBase<JList> {
private final Convertor<Object, String> myToStringConvertor;
public ListSpeedSearch(JList list) {
this(list, (Convertor<Object, String>)null);
}
public ListSpeedSearch(final JList list, @Nullable Convertor<Object, String> convertor) {
super(list);
myToStringConvertor = null;
}
public ListSpeedSearch(final JList component, final Convertor<Object, String> convertor) {
super(component);
myToStringConvertor = convertor;
new MySelectAllAction(list, this).registerCustomShortcutSet(list, null);
}
public ListSpeedSearch(final JList component, final Function<Object, String> convertor) {
this(component, new Convertor<Object, String>() {
public ListSpeedSearch(final JList list, @NotNull Function<Object, String> convertor) {
this(list, new Convertor<Object, String>() {
@Override
public String convert(Object o) {
return convertor.fun(o);
@@ -74,4 +87,69 @@ public class ListSpeedSearch extends SpeedSearchBase<JList> {
}
return element == null ? null : element.toString();
}
@NotNull
private TIntArrayList findAllFilteredElements(String s) {
TIntArrayList indices = new TIntArrayList();
String _s = s.trim();
Object[] elements = getAllListElements(myComponent);
for (int i = 0; i < elements.length; i++) {
final Object element = elements[i];
if (isMatchingElement(element, _s)) indices.add(i);
}
return indices;
}
private static class MySelectAllAction extends DumbAwareAction {
@NotNull private final JList myList;
@NotNull private final ListSpeedSearch mySearch;
public MySelectAllAction(@NotNull JList list, @NotNull ListSpeedSearch search) {
myList = list;
mySearch = search;
copyShortcutFrom(ActionManager.getInstance().getAction(IdeActions.ACTION_SELECT_ALL));
setEnabledInModalContext(true);
}
@Override
public void update(AnActionEvent e) {
e.getPresentation().setEnabled(mySearch.isPopupActive() &&
myList.getSelectionModel().getSelectionMode() == MULTIPLE_INTERVAL_SELECTION);
}
@Override
public void actionPerformed(AnActionEvent e) {
ListSelectionModel sm = myList.getSelectionModel();
String query = mySearch.getEnteredPrefix();
if (query == null) return;
TIntArrayList filtered = mySearch.findAllFilteredElements(query);
if (filtered.isEmpty()) return;
boolean alreadySelected = Arrays.equals(filtered.toNativeArray(), myList.getSelectedIndices());
if (alreadySelected) {
int anchor = myList.getAnchorSelectionIndex();
myList.setSelectedIndex(anchor);
sm.setAnchorSelectionIndex(anchor);
mySearch.findAndSelectElement(query);
}
else {
int anchor = -1;
Object currentElement = mySearch.findElement(query);
if (currentElement != null) {
List<Object> elements = Arrays.asList(getAllListElements(myList));
anchor = ContainerUtil.indexOfIdentity(elements, currentElement);
}
if (anchor == -1) anchor = filtered.get(0);
myList.setSelectedIndices(filtered.toNativeArray());
sm.setAnchorSelectionIndex(anchor);
}
}
}
}