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(); }
/** * Handle the create button selection event. * * @param event org.eclipse.swt.events.SelectionEvent */ void createButtonSelected(SelectionEvent event) { /* Compute the appropriate dialog style */ int style = getDefaultStyle(); if (okButton.getEnabled() && okButton.getSelection()) style |= SWT.OK; if (cancelButton.getEnabled() && cancelButton.getSelection()) style |= SWT.CANCEL; if (yesButton.getEnabled() && yesButton.getSelection()) style |= SWT.YES; if (noButton.getEnabled() && noButton.getSelection()) style |= SWT.NO; if (retryButton.getEnabled() && retryButton.getSelection()) style |= SWT.RETRY; if (abortButton.getEnabled() && abortButton.getSelection()) style |= SWT.ABORT; if (ignoreButton.getEnabled() && ignoreButton.getSelection()) style |= SWT.IGNORE; if (iconErrorButton.getEnabled() && iconErrorButton.getSelection()) style |= SWT.ICON_ERROR; if (iconInformationButton.getEnabled() && iconInformationButton.getSelection()) style |= SWT.ICON_INFORMATION; if (iconQuestionButton.getEnabled() && iconQuestionButton.getSelection()) style |= SWT.ICON_QUESTION; if (iconWarningButton.getEnabled() && iconWarningButton.getSelection()) style |= SWT.ICON_WARNING; if (iconWorkingButton.getEnabled() && iconWorkingButton.getSelection()) style |= SWT.ICON_WORKING; if (primaryModalButton.getEnabled() && primaryModalButton.getSelection()) style |= SWT.PRIMARY_MODAL; if (applicationModalButton.getEnabled() && applicationModalButton.getSelection()) style |= SWT.APPLICATION_MODAL; if (systemModalButton.getEnabled() && systemModalButton.getSelection()) style |= SWT.SYSTEM_MODAL; if (saveButton.getEnabled() && saveButton.getSelection()) style |= SWT.SAVE; if (openButton.getEnabled() && openButton.getSelection()) style |= SWT.OPEN; if (multiButton.getEnabled() && multiButton.getSelection()) style |= SWT.MULTI; /* Open the appropriate dialog type */ String name = dialogCombo.getText(); if (name.equals(ControlExample.getResourceString("ColorDialog"))) { ColorDialog dialog = new ColorDialog(shell, style); dialog.setRGB(new RGB(100, 100, 100)); dialog.setText(ControlExample.getResourceString("Title")); RGB result = dialog.open(); textWidget.append(ControlExample.getResourceString("ColorDialog") + Text.DELIMITER); textWidget.append( ControlExample.getResourceString("Result", new String[] {"" + result}) + Text.DELIMITER); textWidget.append("getRGB() = " + dialog.getRGB() + Text.DELIMITER + Text.DELIMITER); return; } if (name.equals(ControlExample.getResourceString("DirectoryDialog"))) { DirectoryDialog dialog = new DirectoryDialog(shell, style); dialog.setMessage(ControlExample.getResourceString("Example_string")); dialog.setText(ControlExample.getResourceString("Title")); String result = dialog.open(); textWidget.append(ControlExample.getResourceString("DirectoryDialog") + Text.DELIMITER); textWidget.append( ControlExample.getResourceString("Result", new String[] {"" + result}) + Text.DELIMITER + Text.DELIMITER); return; } if (name.equals(ControlExample.getResourceString("FileDialog"))) { FileDialog dialog = new FileDialog(shell, style); dialog.setFileName(ControlExample.getResourceString("readme_txt")); dialog.setFilterNames(FilterNames); dialog.setFilterExtensions(FilterExtensions); dialog.setText(ControlExample.getResourceString("Title")); String result = dialog.open(); textWidget.append(ControlExample.getResourceString("FileDialog") + Text.DELIMITER); textWidget.append( ControlExample.getResourceString("Result", new String[] {"" + result}) + Text.DELIMITER); textWidget.append("getFileNames() =" + Text.DELIMITER); if ((dialog.getStyle() & SWT.MULTI) != 0) { String[] files = dialog.getFileNames(); for (int i = 0; i < files.length; i++) { textWidget.append("\t" + files[i] + Text.DELIMITER); } } textWidget.append( "getFilterIndex() = " + dialog.getFilterIndex() + Text.DELIMITER + Text.DELIMITER); return; } if (name.equals(ControlExample.getResourceString("FontDialog"))) { FontDialog dialog = new FontDialog(shell, style); dialog.setText(ControlExample.getResourceString("Title")); FontData result = dialog.open(); textWidget.append(ControlExample.getResourceString("FontDialog") + Text.DELIMITER); textWidget.append( ControlExample.getResourceString("Result", new String[] {"" + result}) + Text.DELIMITER); textWidget.append("getFontList() =" + Text.DELIMITER); FontData[] fonts = dialog.getFontList(); if (fonts != null) { for (int i = 0; i < fonts.length; i++) { textWidget.append("\t" + fonts[i] + Text.DELIMITER); } } textWidget.append("getRGB() = " + dialog.getRGB() + Text.DELIMITER + Text.DELIMITER); return; } if (name.equals(ControlExample.getResourceString("PrintDialog"))) { PrintDialog dialog = new PrintDialog(shell, style); dialog.setText(ControlExample.getResourceString("Title")); PrinterData result = dialog.open(); textWidget.append(ControlExample.getResourceString("PrintDialog") + Text.DELIMITER); textWidget.append( ControlExample.getResourceString("Result", new String[] {"" + result}) + Text.DELIMITER); textWidget.append("getScope() = " + dialog.getScope() + Text.DELIMITER); textWidget.append("getStartPage() = " + dialog.getStartPage() + Text.DELIMITER); textWidget.append("getEndPage() = " + dialog.getEndPage() + Text.DELIMITER); textWidget.append( "getPrintToFile() = " + dialog.getPrintToFile() + Text.DELIMITER + Text.DELIMITER); return; } if (name.equals(ControlExample.getResourceString("MessageBox"))) { MessageBox dialog = new MessageBox(shell, style); dialog.setMessage(ControlExample.getResourceString("Example_string")); dialog.setText(ControlExample.getResourceString("Title")); int result = dialog.open(); textWidget.append(ControlExample.getResourceString("MessageBox") + Text.DELIMITER); /* * The resulting integer depends on the original * dialog style. Decode the result and display it. */ switch (result) { case SWT.OK: textWidget.append(ControlExample.getResourceString("Result", new String[] {"SWT.OK"})); break; case SWT.YES: textWidget.append(ControlExample.getResourceString("Result", new String[] {"SWT.YES"})); break; case SWT.NO: textWidget.append(ControlExample.getResourceString("Result", new String[] {"SWT.NO"})); break; case SWT.CANCEL: textWidget.append( ControlExample.getResourceString("Result", new String[] {"SWT.CANCEL"})); break; case SWT.ABORT: textWidget.append(ControlExample.getResourceString("Result", new String[] {"SWT.ABORT"})); break; case SWT.RETRY: textWidget.append(ControlExample.getResourceString("Result", new String[] {"SWT.RETRY"})); break; case SWT.IGNORE: textWidget.append( ControlExample.getResourceString("Result", new String[] {"SWT.IGNORE"})); break; default: textWidget.append(ControlExample.getResourceString("Result", new String[] {"" + result})); break; } textWidget.append(Text.DELIMITER + Text.DELIMITER); } }