private void updateSelectionPosition(String newRawText) {
// Adjust the selection
if (isInsertingNewCharacter(newRawText) || replacedSelectedText) {
// Find the position after where the new character was actually inserted
int selectionDelta = editMaskParser.getNextInputPosition(oldSelection) - oldSelection;
if (selectionDelta == 0) {
selectionDelta = editMaskParser.getNextInputPosition(selection) - selection;
}
selection += selectionDelta;
}
// Did we just type something that was accepted by the mask?
if (!newRawText.equals(oldRawText)) { // yep
// If the user hits <end>, bounce them back to the end of their actual input
int firstIncompletePosition = editMaskParser.getFirstIncompleteInputPosition();
if (firstIncompletePosition > 0 && selection > firstIncompletePosition)
selection = firstIncompletePosition;
text.setSelection(new Point(selection, selection));
} else { // nothing was accepted by the mask
// Either we backspaced over a literal or we typed an illegal character
if (selection > oldSelection) { // typed an illegal character; backup
text.setSelection(new Point(selection - 1, selection - 1));
} else { // backspaced over a literal; don't interfere with selection position
text.setSelection(new Point(selection, selection));
}
}
oldRawText = newRawText;
}
private void selectFileName() {
String text = fileText.getText();
if (text.endsWith(".zwibbler")) {
int lastDot = text.lastIndexOf('.');
fileText.setSelection(0, lastDot);
}
}
public void setSelection(int start, int end) {
m_Text.setSelection(start, end);
m_Text.showSelection();
// May have scrolled, so need to redraw the icons
m_IconBar.redraw();
}
@Override
public void create() {
super.create();
setTitle(UIText.BranchRenameDialog_Title);
String oldName = branchToRename.getName();
String prefix;
if (oldName.startsWith(Constants.R_HEADS)) prefix = Constants.R_HEADS;
else if (oldName.startsWith(Constants.R_REMOTES)) prefix = Constants.R_REMOTES;
else prefix = null;
String shortName = null;
if (prefix != null) {
shortName = Repository.shortenRefName(branchToRename.getName());
setMessage(NLS.bind(UIText.BranchRenameDialog_Message, shortName));
} else setErrorMessage(NLS.bind(UIText.BranchRenameDialog_WrongPrefixErrorMessage, oldName));
if (shortName != null) {
name.setText(shortName);
name.setSelection(0, shortName.length());
}
final IInputValidator inputValidator =
ValidationUtils.getRefNameInputValidator(repository, prefix, true);
name.addModifyListener(
new ModifyListener() {
public void modifyText(ModifyEvent e) {
String error = inputValidator.isValid(name.getText());
setErrorMessage(error);
getButton(OK).setEnabled(error == null);
}
});
getButton(OK).setEnabled(false);
}
/**
* Sets the selection to the range specified by the given point, where the x coordinate represents
* the start index and the y coordinate represents the end index.
*
* <p>Indexing is zero based. The range of a selection is from 0..N where N is the number of
* characters in the widget.
*
* <p>Text selections are specified in terms of caret positions. In a text widget that contains N
* characters, there are N+1 caret positions, ranging from 0..N. This differs from other functions
* that address character position such as getText () that use the usual array indexing rules.
*
* @param selection the point
* @exception IllegalArgumentException
* <ul>
* <li>ERROR_NULL_ARGUMENT - if the point is null
* </ul>
*
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setSelection(Point selection) {
checkWidget();
if (selection == null) {
error(SWT.ERROR_NULL_ARGUMENT);
}
setSelection(selection.x, selection.y);
}
// TODO [bm] extend testcase with newline chars for SWT.MULTI
@Test
public void testAppend() {
Text text = new Text(shell, SWT.SINGLE);
try {
text.append(null);
fail("No exception thrown for string == null");
} catch (IllegalArgumentException e) {
}
text = new Text(shell, SWT.SINGLE);
try {
text.append(null);
fail("No exception thrown on string == null");
} catch (IllegalArgumentException e) {
}
// tests a SINGLE line text editor
text = new Text(shell, SWT.SINGLE);
text.setText("01");
text.append("23");
assertEquals("0123", text.getText());
text.append("45");
assertEquals("012345", text.getText());
text.setSelection(0);
text.append("67");
assertEquals("01234567", text.getText());
}
/*
* @see DialogField#setFocus
*/
@Override
public boolean setFocus() {
if (isOkToUse(fTextControl)) {
fTextControl.setFocus();
fTextControl.setSelection(0, fTextControl.getText().length());
}
return true;
}
@Override
protected void doSetFocus() {
super.doSetFocus();
if (!_selectAll) {
final Text text = getControl();
text.setSelection(text.getText().length());
}
}
@Test
public void testGetCaretPosition() {
Text text = new Text(shell, SWT.SINGLE);
text.setText("Sample text");
assertEquals(0, text.getCaretPosition());
text.setSelection(5);
assertEquals(5, text.getCaretPosition());
text.setSelection(3, 8);
assertEquals(3, text.getCaretPosition());
text.setSelection(8, 5);
assertEquals(5, text.getCaretPosition());
text.setText("New text");
assertEquals(0, text.getCaretPosition());
text.setSelection(3, 8);
text.clearSelection();
assertEquals(new Point(8, 8), text.getSelection());
assertEquals(8, text.getCaretPosition());
}
@Test
public void testSelectionAfterInsertText() {
text.setText("foobar");
text.setSelection(3);
text.insert("xxx");
assertEquals(new Point(6, 6), text.getSelection());
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.fieldassist.IControlContentAdapter#insertControlContents(org.eclipse.swt.widgets.Control,
* java.lang.String, int)
*/
public void insertControlContents(Control control, String text, int cursorPosition) {
Point selection = ((Text) control).getSelection();
((Text) control).insert(text);
// Insert will leave the cursor at the end of the inserted text. If this
// is not what we wanted, reset the selection.
if (cursorPosition < text.length()) {
((Text) control).setSelection(selection.x + cursorPosition, selection.x + cursorPosition);
}
}
// TODO [bm] extend testcase with newline chars and getLineCount
@Test
public void testInsert() {
// Test insert on multi-line Text
Text text = new Text(shell, SWT.MULTI);
text.setBounds(0, 0, 500, 500);
// Ensure initial state
assertEquals("", text.getText());
// Test with allowed arguments
text.insert("");
assertEquals("", text.getText());
text.insert("fred");
assertEquals("fred", text.getText());
text.setSelection(2);
text.insert("helmut");
assertEquals("frhelmuted", text.getText());
// Test with illegal argument
try {
text.setText("oldText");
text.insert(null);
fail("No exception thrown on string == null");
} catch (IllegalArgumentException e) {
assertEquals("oldText", text.getText());
}
// Test insert on single-line Text
text = new Text(shell, SWT.SINGLE);
assertEquals("", text.getText());
text.insert("");
assertEquals("", text.getText());
text.insert("fred");
assertEquals("fred", text.getText());
text.setSelection(2);
text.insert("helmut");
assertEquals("frhelmuted", text.getText());
// Test with illegal arguments
text = new Text(shell, SWT.SINGLE);
try {
text.setText("oldText");
text.insert(null);
fail("No exception thrown on string == null");
} catch (IllegalArgumentException e) {
assertEquals("oldText", text.getText());
}
}
private void preselectFileNameText() {
fileNameText.setFocus();
if (getDefaultFileName() != null && getDefaultFileName().length() > 0) {
int lastIndexOf = getDefaultFileName().indexOf("."); // $NON-NLS-1$
if (lastIndexOf == -1) {
lastIndexOf = getDefaultFileName().length();
}
fileNameText.setSelection(0, lastIndexOf);
}
}
/**
* ************************************************************************* Add a text message to
* the display ************************************************************************
*/
protected void addDisplayMessage(String message) {
String text = m_display.getText();
// Take into account wether the display is empty or not
if (text.length() > 0) {
text += m_display.getLineDelimiter() + message;
} else {
text = message;
}
m_display.setText(text);
m_display.setSelection(text.length());
}
/** Limits the length of the SMS textarea to an appropriate value */
private void messageKeyReleased(KeyEvent evt) {
int length = message.getText().length();
if (length > getMaxSMSLengthPossible(app.getMaxSMSpossible())) {
message.setText(
message.getText().substring(0, getMaxSMSLengthPossible(app.getMaxSMSpossible())));
message.setSelection(getMaxSMSLengthPossible(app.getMaxSMSpossible()));
length = getMaxSMSLengthPossible(app.getMaxSMSpossible());
}
smsCount.setText(new Integer(calculateSMSCount(length)).toString());
numberCharsLeft.setText(
new Integer(getMaxSMSLengthPossible(app.getMaxSMSpossible()) - length).toString());
}
/**
* Mark D I added this as I am trying to make it focus on the right item when you open the dialog
*/
private void setFilenameFocus() {
// TODO: this works if you do a right click but not if you come here from a select your page
// type page
fileText.setFocus();
System.out.println("setting the focus");
int textLen = fileText.getText().length() - 4;
fileText.setSelection(0, textLen);
}
// Separating out the call to append text to a widget so we can work on its
// behavior.
// We'd like this to not scroll if the cursor is not at the bottom of the
// window
// and SWT's append method always scrolls.
private void appendTextToWidget(Text widget, String text) {
// If set this to true we just use standard append
// and always scroll.
boolean kUseAppend = false;
if (kUseAppend) {
widget.append(text);
} else {
// A more sophisticated routine for inserting text
// at the end of the widget without scrolling unless
// current selection is already at the end.
Point currentSelection = widget.getSelection();
int length = widget.getCharCount();
if (currentSelection.x == length) widget.append(text);
else {
// The calls to setRedraw are needed because there's a bug
// on SWT in Windows where setSelection() calls scroll caret
// always
// which it really shouldn't. So we need to suppress that
// behavior by
// turning redraw on and off. However that incurs the cost of
// redrawing the
// entire widget in the setRedraw(true) call which shouldn't be
// needed.
// Because of this we only use this code if the selection isn't
// at the end
// of the widget.
widget.setRedraw(false);
widget.setSelection(length, length);
widget.insert(text);
widget.setSelection(currentSelection);
widget.setRedraw(true);
if (currentSelection.x == length) widget.showSelection();
}
}
}
public void insertControlContents(Control control, String text, int cursorPosition) {
Point selection = ((Text) control).getSelection();
int posMarker = selection.y - 1;
if (cursorPosition != 0) {
String constraintText = ((Text) control).getText();
while (posMarker >= 0
&& (constraintText.charAt(posMarker) != ' '
&& constraintText.charAt(posMarker) != ')'
&& constraintText.charAt(posMarker) != '(')) {
posMarker--;
}
}
selection.x = posMarker + 1;
((Text) control).setSelection(selection);
((Text) control).insert(text);
// Insert will leave the cursor at the end of the inserted text. If this
// is not what we wanted, reset the selection.
if (cursorPosition < text.length()) {
((Text) control).setSelection(selection.x + cursorPosition, selection.x + cursorPosition);
}
}
public void keyPressed(KeyEvent event) {
String value = consoleWidget.getText();
String newValue = value;
if (backSpacePressed(event)) {
newValue = removeLastCommandCharacter(value);
} else if (anyKeyPressed(event)) {
newValue = appendLastCommandCharacter(event, value);
}
if (!enterPressed(event)) {
event.doit = false;
}
consoleWidget.setText(newValue);
consoleWidget.setSelection(consoleWidget.getText().length());
consoleWidget.getParent().layout(true, true);
}
@Override
public void setVisible(boolean visible) {
if (visible) {
INameUpdating nameUpdating = (INameUpdating) getRefactoring().getAdapter(INameUpdating.class);
if (nameUpdating != null) {
String newName = getNewName(nameUpdating);
if (newName != null && newName.length() > 0 && !newName.equals(getInitialValue())) {
Text textField = getTextField();
textField.setText(newName);
textField.setSelection(0, newName.length());
}
}
}
super.setVisible(visible);
}
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
Text text = new Text(shell, SWT.BORDER | SWT.V_SCROLL);
text.setBounds(10, 10, 100, 100);
for (int i = 0; i < 16; i++) {
text.append("Line " + i + "\n");
}
shell.open();
text.setSelection(30, 38);
System.out.println(text.getCaretLocation());
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
void displayTextTypeUi() {
normalizeTypes();
String value = model.getText();
if (value == null) {
value = ""; // $NON-NLS-1$
}
constructTextWidgets();
if (!txfValue.getText().equals(value)) {
txfValue.setText(value); // causes caret to be placed at the beginning
txfValue.setSelection(value.length()); // place caret at end
}
showControl(pnlText);
}
/**
* Creates the controls for chart configuration.
*
* @param parent The parent composite
*/
private void createChartConfigControls(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout(2, false);
composite.setLayout(layout);
composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
new Label(composite, SWT.NONE).setText(Messages.chartTitleLabel);
chartTitleText = new Text(composite, SWT.BORDER);
chartTitleText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
chartTitleText.setText(chartTitle);
chartTitleText.setSelection(0, chartTitle.length());
chartTitleText.addModifyListener(
new ModifyListener() {
@Override
public void modifyText(ModifyEvent e) {
validate(chartTitleText.getText());
}
});
new Label(composite, SWT.NONE).setText(Messages.yAxisUnitLabel);
axisUnitCombo = new Combo(composite, SWT.READ_ONLY);
List<String> items = new ArrayList<String>();
int initialSelection = -1;
AxisUnit[] values = AxisUnit.values();
for (int i = 0; i < values.length; i++) {
items.add(values[i].name());
if (values[i] == unit) {
initialSelection = i;
}
}
axisUnitCombo.setItems(items.toArray(new String[items.size()]));
if (initialSelection == -1) {
initialSelection = items.size() - 1;
}
axisUnitCombo.select(initialSelection);
axisUnitCombo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
}
@Test
public void testSelection() {
// test select all
text.setText("abc");
text.selectAll();
assertEquals(new Point(0, 3), text.getSelection());
assertEquals("abc", text.getSelectionText());
// test clearSelection
text.setText("abc");
text.clearSelection();
assertEquals(new Point(0, 0), text.getSelection());
assertEquals("", text.getSelectionText());
// test setSelection
text.setText("abc");
text.setSelection(1);
assertEquals(new Point(1, 1), text.getSelection());
assertEquals(0, text.getSelectionCount());
assertEquals("", text.getSelectionText());
text.setSelection(1000);
assertEquals(new Point(3, 3), text.getSelection());
assertEquals(0, text.getSelectionCount());
assertEquals("", text.getSelectionText());
Point saveSelection = text.getSelection();
text.setSelection(-1);
assertEquals(saveSelection, text.getSelection());
assertEquals(0, text.getSelectionCount());
assertEquals("", text.getSelectionText());
text.setText("abcdefg");
text.setSelection(new Point(5, 2));
assertEquals(new Point(2, 5), text.getSelection());
// test selection when changing text
text.setText("abcefg");
text.setSelection(1, 2);
text.setText("gfecba");
assertEquals(new Point(0, 0), text.getSelection());
// ... even setting the same text again will clear the selection
text.setText("abcefg");
text.setSelection(1, 2);
text.setText(text.getText());
assertEquals(new Point(0, 0), text.getSelection());
}
private void initialize() {
nameText.setText(annotation.getName());
nameText.setSelection(0, nameText.getText().length());
snapToTrace.setSelection(!annotation.isFree());
xAxisLabel.setText(
snapToTrace.getSelection() ? Messages.Annotation_Trace : Messages.Annotation_XAxis);
xAxisOrTraceCombo.removeAll();
if (!annotation.isFree()) {
for (Trace trace : xyGraph.getPlotArea().getTraceList())
xAxisOrTraceCombo.add(trace.getName());
xAxisOrTraceCombo.select(xyGraph.getPlotArea().getTraceList().indexOf(annotation.getTrace()));
} else {
for (Axis axis : xyGraph.getXAxisList()) xAxisOrTraceCombo.add(axis.getTitle());
xAxisOrTraceCombo.select(xyGraph.getXAxisList().indexOf(annotation.getXAxis()));
}
for (Axis axis : xyGraph.getYAxisList()) yAxisCombo.add(axis.getTitle());
yAxisCombo.select(xyGraph.getYAxisList().indexOf(annotation.getYAxis()));
yAxisLabel.setVisible(!snapToTrace.getSelection());
yAxisCombo.setVisible(!snapToTrace.getSelection());
useDefaultColorButton.setSelection(annotation.getAnnotationColor() == null);
colorLabel.setVisible(!useDefaultColorButton.getSelection());
colorSelector.getButton().setVisible(annotation.getAnnotationColor() != null);
colorSelector.setColorValue(
annotation.getAnnotationColor() == null
? annotation.getYAxis().getForegroundColor().getRGB()
: annotation.getAnnotationColor().getRGB());
fontLabel.setText(
Messages.Annotation_Font
+ (font == null ? Messages.Annotation_SystemDefault : font.getFontData()[0].getName()));
fontLabel.setFont(font);
cursorLineCombo.select(annotation.getCursorLineStyle().getIndex());
showNameButton.setSelection(annotation.isShowName());
showSampleInfoButton.setSelection(annotation.isShowSampleInfo());
showPositionButton.setSelection(annotation.isShowPosition());
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.fieldassist.IControlContentAdapter#setCursorPosition(org.eclipse.swt.widgets.Control,
* int)
*/
public void setCursorPosition(Control control, int position) {
((Text) control).setSelection(new Point(position, position));
}
/**
* Sets the selection.
*
* <p>Indexing is zero based. The range of a selection is from 0..N where N is the number of
* characters in the widget.
*
* <p>Text selections are specified in terms of caret positions. In a text widget that contains N
* characters, there are N+1 caret positions, ranging from 0..N. This differs from other functions
* that address character position such as getText () that use the regular array indexing rules.
*
* @param start new caret position
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setSelection(int start) {
checkWidget();
start = Math.min(Math.max(0, start), getCharCount());
setSelection(start, start);
}
@Override
public void focusGained(FocusEvent e) {
commandLineTxt.setSelection(commandLineTxt.getText().length());
}
/**
* Init with listener
*
* @param azureus_core
* @param parent
* @param linkURL
* @param referrer
* @param listener
*/
public OpenUrlWindow(
final Shell parent,
String linkURL,
boolean default_magnet,
final String referrer,
final TorrentDownloaderCallBackInterface listener) {
final Shell shell =
ShellFactory.createShell(parent, SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL | SWT.RESIZE);
shell.setText(MessageText.getString("openUrl.title"));
Utils.setShellIcon(shell);
GridData gridData;
GridLayout layout = new GridLayout();
layout.numColumns = 3;
shell.setLayout(layout);
// URL field
Label label = new Label(shell, SWT.NULL);
label.setText(MessageText.getString("openUrl.url"));
gridData = new GridData();
label.setLayoutData(gridData);
final Text url = new Text(shell, SWT.BORDER);
gridData = new GridData(GridData.FILL_HORIZONTAL);
gridData.widthHint = 400;
gridData.horizontalSpan = 2;
url.setLayoutData(gridData);
if (linkURL == null) Utils.setTextLinkFromClipboard(shell, url, true, default_magnet);
else url.setText(linkURL);
url.setSelection(url.getText().length());
// help field
Label help_label = new Label(shell, SWT.NULL);
help_label.setText(MessageText.getString("openUrl.url.info"));
gridData = new GridData();
gridData.horizontalSpan = 3;
help_label.setLayoutData(gridData);
Label space = new Label(shell, SWT.NULL);
gridData = new GridData();
gridData.horizontalSpan = 3;
space.setLayoutData(gridData);
// referrer field
Label referrer_label = new Label(shell, SWT.NULL);
referrer_label.setText(MessageText.getString("openUrl.referrer"));
gridData = new GridData();
referrer_label.setLayoutData(gridData);
final Combo referrer_combo = new Combo(shell, SWT.BORDER);
gridData = new GridData(GridData.FILL_HORIZONTAL);
gridData.widthHint = 150;
gridData.grabExcessHorizontalSpace = true;
referrer_combo.setLayoutData(gridData);
final StringList referrers =
COConfigurationManager.getStringListParameter("url_open_referrers");
StringIterator iter = referrers.iterator();
while (iter.hasNext()) {
referrer_combo.add(iter.next());
}
if (referrer != null && referrer.length() > 0) {
referrer_combo.setText(referrer);
} else if (last_referrer != null) {
referrer_combo.setText(last_referrer);
}
Label referrer_info = new Label(shell, SWT.NULL);
referrer_info.setText(MessageText.getString("openUrl.referrer.info"));
// line
Label labelSeparator = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
gridData = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_END);
gridData.horizontalSpan = 3;
labelSeparator.setLayoutData(gridData);
// buttons
Composite panel = new Composite(shell, SWT.NULL);
layout = new GridLayout();
layout.numColumns = 3;
panel.setLayout(layout);
gridData =
new GridData(
GridData.FILL_HORIZONTAL | GridData.HORIZONTAL_ALIGN_END | GridData.VERTICAL_ALIGN_END);
gridData.horizontalSpan = 3;
gridData.grabExcessHorizontalSpace = true;
panel.setLayoutData(gridData);
new Label(panel, SWT.NULL);
Button ok = new Button(panel, SWT.PUSH);
gridData =
new GridData(
GridData.FILL_HORIZONTAL | GridData.HORIZONTAL_ALIGN_END | GridData.VERTICAL_ALIGN_END);
gridData.widthHint = 70;
gridData.grabExcessHorizontalSpace = true;
ok.setLayoutData(gridData);
ok.setText(MessageText.getString("Button.ok"));
ok.addListener(
SWT.Selection,
new Listener() {
public void handleEvent(Event e) {
last_referrer = referrer_combo.getText().trim();
if (!referrers.contains(last_referrer)) {
referrers.add(last_referrer);
COConfigurationManager.setParameter("url_open_referrers", referrers);
COConfigurationManager.save();
}
COConfigurationManager.setParameter(CONFIG_REFERRER_DEFAULT, last_referrer);
COConfigurationManager.save();
String url_str = url.getText();
url_str = UrlUtils.parseTextForURL(url_str, true);
if (url_str == null) {
url_str = UrlUtils.parseTextForMagnets(url.getText());
}
if (url_str == null) {
url_str = url.getText();
}
new FileDownloadWindow(parent, url_str, last_referrer, null, null, listener);
shell.dispose();
}
});
shell.setDefaultButton(ok);
Button cancel = new Button(panel, SWT.PUSH);
gridData = new GridData(GridData.HORIZONTAL_ALIGN_END);
gridData.grabExcessHorizontalSpace = false;
gridData.widthHint = 70;
cancel.setLayoutData(gridData);
cancel.setText(MessageText.getString("Button.cancel"));
cancel.addListener(
SWT.Selection,
new Listener() {
public void handleEvent(Event e) {
shell.dispose();
}
});
shell.addListener(
SWT.Traverse,
new Listener() {
public void handleEvent(Event e) {
if (e.character == SWT.ESC) {
shell.dispose();
}
}
});
Point p = shell.computeSize(SWT.DEFAULT, SWT.DEFAULT);
if (p.x > 800) {
p.x = 800;
}
shell.setSize(p);
Utils.createURLDropTarget(shell, url);
Utils.centreWindow(shell);
shell.open();
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.fieldassist.IControlContentAdapter#setControlContents(org.eclipse.swt.widgets.Control,
* java.lang.String, int)
*/
public void setControlContents(Control control, String text, int cursorPosition) {
((Text) control).setText(text);
((Text) control).setSelection(cursorPosition, cursorPosition);
}