@Nullable
private LookupFile getClosestParent(final String typed) {
if (typed == null) return null;
LookupFile lastFound = myFinder.find(typed);
if (lastFound == null) return null;
if (lastFound.exists()) {
if (typed.charAt(typed.length() - 1) != File.separatorChar) return lastFound.getParent();
return lastFound;
}
final String[] splits = myFinder.normalize(typed).split(myFileSpitRegExp);
StringBuilder fullPath = new StringBuilder();
for (int i = 0; i < splits.length; i++) {
String each = splits[i];
fullPath.append(each);
if (i < splits.length - 1) {
fullPath.append(myFinder.getSeparator());
}
final LookupFile file = myFinder.find(fullPath.toString());
if (file == null || !file.exists()) return lastFound;
lastFound = file;
}
return lastFound;
}
private void setTextToFile(final LookupFile file) {
String text = file.getAbsolutePath();
if (file.isDirectory() && !text.endsWith(myFinder.getSeparator())) {
text += myFinder.getSeparator();
}
myPathTextField.setText(text);
}
/**
* Replace the path component under the caret with the file selected from the completion list.
*
* @param file the selected file.
* @param caretPos
* @param start the start offset of the path component under the caret.
* @param end the end offset of the path component under the caret.
* @throws BadLocationException
*/
private void replacePathComponent(LookupFile file, int caretPos, int start, int end)
throws BadLocationException {
final Document doc = myPathTextField.getDocument();
myPathTextField.setSelectionStart(0);
myPathTextField.setSelectionEnd(0);
final String name = file.getName();
boolean toRemoveExistingName;
String prefix = "";
if (caretPos >= start) {
prefix = doc.getText(start, caretPos - start);
if (prefix.length() == 0) {
prefix = doc.getText(start, end - start);
}
if (SystemInfo.isFileSystemCaseSensitive) {
toRemoveExistingName = name.startsWith(prefix) && prefix.length() > 0;
} else {
toRemoveExistingName =
name.toUpperCase().startsWith(prefix.toUpperCase()) && prefix.length() > 0;
}
} else {
toRemoveExistingName = true;
}
int newPos;
if (toRemoveExistingName) {
doc.remove(start, end - start);
doc.insertString(start, name, doc.getDefaultRootElement().getAttributes());
newPos = start + name.length();
} else {
doc.insertString(caretPos, name, doc.getDefaultRootElement().getAttributes());
newPos = caretPos + name.length();
}
if (file.isDirectory()) {
if (!myFinder.getSeparator().equals(doc.getText(newPos, 1))) {
doc.insertString(
newPos, myFinder.getSeparator(), doc.getDefaultRootElement().getAttributes());
newPos++;
}
}
if (newPos < doc.getLength()) {
if (myFinder.getSeparator().equals(doc.getText(newPos, 1))) {
newPos++;
}
}
myPathTextField.setCaretPosition(newPos);
}
private void processChosenFromCompletion(boolean nameOnly) {
final LookupFile file = getSelectedFileFromCompletionPopup();
if (file == null) return;
if (nameOnly) {
try {
final Document doc = myPathTextField.getDocument();
int caretPos = myPathTextField.getCaretPosition();
if (myFinder.getSeparator().equals(doc.getText(caretPos, 1))) {
for (; caretPos < doc.getLength(); caretPos++) {
final String eachChar = doc.getText(caretPos, 1);
if (!myFinder.getSeparator().equals(eachChar)) break;
}
}
int start = caretPos > 0 ? caretPos - 1 : caretPos;
while (start >= 0) {
final String each = doc.getText(start, 1);
if (myFinder.getSeparator().equals(each)) {
start++;
break;
}
start--;
}
int end = start < caretPos ? caretPos : start;
while (end <= doc.getLength()) {
final String each = doc.getText(end, 1);
if (myFinder.getSeparator().equals(each)) {
break;
}
end++;
}
if (end > doc.getLength()) {
end = doc.getLength();
}
if (start > end || start < 0 || end > doc.getLength()) {
setTextToFile(file);
} else {
replacePathComponent(file, caretPos, start, end);
}
} catch (BadLocationException e) {
LOG.error(e);
}
} else {
setTextToFile(file);
}
}
public FileTextFieldImpl(
final JTextField field,
Finder finder,
LookupFilter filter,
Map<String, String> macroMap,
final Disposable parent) {
myPathTextField = field;
myMacroMap = new TreeMap<String, String>();
myMacroMap.putAll(macroMap);
final InputMap listMap = (InputMap) UIManager.getDefaults().get("List.focusInputMap");
final KeyStroke[] listKeys = listMap.keys();
myDisabledTextActions = new HashSet<Action>();
for (KeyStroke eachListStroke : listKeys) {
final String listActionID = (String) listMap.get(eachListStroke);
if ("selectNextRow".equals(listActionID) || "selectPreviousRow".equals(listActionID)) {
final Object textActionID = field.getInputMap().get(eachListStroke);
if (textActionID != null) {
final Action textAction = field.getActionMap().get(textActionID);
if (textAction != null) {
myDisabledTextActions.add(textAction);
}
}
}
}
final FileTextFieldImpl assigned = (FileTextFieldImpl) myPathTextField.getClientProperty(KEY);
if (assigned != null) {
assigned.myFinder = finder;
assigned.myFilter = filter;
return;
}
myPathTextField.putClientProperty(KEY, this);
final boolean headless = ApplicationManager.getApplication().isUnitTestMode();
myUiUpdater = new MergingUpdateQueue("FileTextField.UiUpdater", 200, false, myPathTextField);
if (!headless) {
new UiNotifyConnector(myPathTextField, myUiUpdater);
}
myFinder = finder;
myFilter = filter;
myFileSpitRegExp = myFinder.getSeparator().replaceAll("\\\\", "\\\\\\\\");
myPathTextField
.getDocument()
.addDocumentListener(
new DocumentListener() {
public void insertUpdate(final DocumentEvent e) {
processTextChanged();
}
public void removeUpdate(final DocumentEvent e) {
processTextChanged();
}
public void changedUpdate(final DocumentEvent e) {
processTextChanged();
}
});
myPathTextField.addKeyListener(
new KeyAdapter() {
public void keyPressed(final KeyEvent e) {
processListSelection(e);
}
});
myPathTextField.addFocusListener(
new FocusAdapter() {
public void focusLost(final FocusEvent e) {
closePopup();
}
});
myCancelAction = new CancelAction();
new LazyUiDisposable<FileTextFieldImpl>(parent, field, this) {
protected void initialize(
@NotNull Disposable parent, @NotNull FileTextFieldImpl child, @Nullable Project project) {
Disposer.register(child, myUiUpdater);
}
};
}
public void processCompletion(final CompletionResult result) {
result.myToComplete = new ArrayList<LookupFile>();
result.mySiblings = new ArrayList<LookupFile>();
result.myKidsAfterSeparator = new ArrayList<LookupFile>();
String typed = result.myCompletionBase;
if (typed == null || typed.length() == 0) return;
addMacroPaths(result, typed);
final String typedText = myFinder.normalize(typed);
result.current = getClosestParent(typed);
result.myClosestParent = result.current;
if (result.current != null) {
result.currentParentMatch =
SystemInfo.isFileSystemCaseSensitive
? typedText.equals(result.current.getAbsolutePath())
: typedText.equalsIgnoreCase(result.current.getAbsolutePath());
result.closedPath =
typed.endsWith(myFinder.getSeparator())
&& typedText.length() > myFinder.getSeparator().length();
final String currentParentText = result.current.getAbsolutePath();
if (!typedText.toUpperCase().startsWith(currentParentText.toUpperCase())) return;
String prefix = typedText.substring(currentParentText.length());
if (prefix.startsWith(myFinder.getSeparator())) {
prefix = prefix.substring(myFinder.getSeparator().length());
} else if (typed.endsWith(myFinder.getSeparator())) {
prefix = "";
}
result.effectivePrefix = prefix.toUpperCase();
result.currentGrandparent = result.current.getParent();
if (result.currentGrandparent != null && result.currentParentMatch && !result.closedPath) {
final String currentGrandparentText = result.currentGrandparent.getAbsolutePath();
if (StringUtil.startsWithConcatenationOf(
typedText, currentGrandparentText, myFinder.getSeparator())) {
result.grandparentPrefix =
currentParentText
.substring(currentGrandparentText.length() + myFinder.getSeparator().length())
.toUpperCase();
}
}
} else {
result.effectivePrefix = typedText.toUpperCase();
}
ApplicationManager.getApplication()
.runReadAction(
new Runnable() {
public void run() {
if (result.current != null) {
result.myToComplete.addAll(
result.current.getChildren(
new LookupFilter() {
public boolean isAccepted(final LookupFile file) {
return myFilter.isAccepted(file)
&& file.getName()
.toUpperCase()
.startsWith(result.effectivePrefix);
}
}));
if (result.currentParentMatch && !result.closedPath) {
result.myKidsAfterSeparator.addAll(result.myToComplete);
}
if (result.grandparentPrefix != null) {
final List<LookupFile> siblings =
result.currentGrandparent.getChildren(
new LookupFilter() {
public boolean isAccepted(final LookupFile file) {
return !file.equals(result.current)
&& myFilter.isAccepted(file)
&& file.getName()
.toUpperCase()
.startsWith(result.grandparentPrefix);
}
});
result.myToComplete.addAll(0, siblings);
result.mySiblings.addAll(siblings);
}
}
int currentDiff = Integer.MIN_VALUE;
LookupFile toPreselect = result.myPreselected;
if (toPreselect == null || !result.myToComplete.contains(toPreselect)) {
boolean toPreselectFixed = false;
if (result.effectivePrefix.length() > 0) {
for (LookupFile each : result.myToComplete) {
String eachName = each.getName().toUpperCase();
if (!eachName.startsWith(result.effectivePrefix)) continue;
int diff = result.effectivePrefix.compareTo(eachName);
currentDiff = Math.max(diff, currentDiff);
if (currentDiff == diff) {
toPreselect = each;
toPreselectFixed = true;
break;
}
}
if (!toPreselectFixed) {
toPreselect = null;
}
} else {
toPreselect = null;
}
if (toPreselect == null) {
if (result.myToComplete.size() == 1) {
toPreselect = result.myToComplete.get(0);
} else if (result.effectivePrefix.length() == 0) {
if (result.mySiblings.size() > 0) {
toPreselect = result.mySiblings.get(0);
}
}
if (toPreselect == null
&& !result.myToComplete.contains(toPreselect)
&& result.myToComplete.size() > 0) {
toPreselect = result.myToComplete.get(0);
}
}
}
if (result.currentParentMatch && result.mySiblings.size() > 0) {
toPreselect = null;
}
result.myPreselected = toPreselect;
}
});
}