private void addStyledText(String text, Style style) { try { doc.insertString(doc.getLength(), text, style); } catch (BadLocationException ble) { ble.printStackTrace(); } }
private void setOutput() { String[] styles = new String[traceLines.length]; Pattern p1 = Pattern.compile("uk.co.essarsoftware.par.", Pattern.LITERAL); for (int i = 0; i < styles.length; i++) { styles[i] = (p1.matcher(traceLines[i]).find() ? "red" : "normal"); } StyledDocument doc = getStyledDocument(); try { for (int i = 0; i < traceLines.length; i++) { doc.insertString(doc.getLength(), traceLines[i] + "\n", doc.getStyle(styles[i])); } } catch (BadLocationException ble) { setText("Unexpected exception loading stack trace"); } }
private void insertNewlineWithAutoIndent(JTextComponent text) { try { int caretPos = text.getCaretPosition(); StyledDocument doc = (StyledDocument) text.getDocument(); Element map = doc.getDefaultRootElement(); int lineNum = map.getElementIndex(caretPos); Element line = map.getElement(lineNum); int start = line.getStartOffset(); int end = line.getEndOffset() - 1; int len = end - start; String s = doc.getText(start, len); String leadingWS = PythonIndentation.getLeadingWhitespace(doc, start, caretPos - start); StringBuffer sb = new StringBuffer("\n"); sb.append(leadingWS); // TODO better control over automatic indentation indentationLogic.checkIndent(leadingWS, lineNum + 1); // If there is only whitespace between the caret and // the EOL, pressing Enter auto-indents the new line to // the same place as the previous line. int nonWhitespacePos = PythonIndentation.atEndOfLine(doc, caretPos, start, s, len); if (nonWhitespacePos == -1) { if (leadingWS.length() == len) { // If the line was nothing but whitespace, select it // so its contents get removed. text.setSelectionStart(start); } else { // Select the whitespace between the caret and the EOL // to remove it text.setSelectionStart(caretPos); } text.setSelectionEnd(end); text.replaceSelection(sb.toString()); // auto-indentation for python statements like if, while, for, try, // except, def, class and auto-deindentation for break, continue, // pass, return analyseDocument(doc, lineNum, indentationLogic); // auto-completion: add colon if it is obvious if (indentationLogic.shouldAddColon()) { doc.insertString(caretPos, ":", null); indentationLogic.setLastLineEndsWithColon(); } int lastLineChange = indentationLogic.shouldChangeLastLineIndentation(); int nextLineChange = indentationLogic.shouldChangeNextLineIndentation(); if (lastLineChange != 0) { Debug.log(5, "change line %d indentation by %d columns", lineNum + 1, lastLineChange); changeIndentation((DefaultStyledDocument) doc, lineNum, lastLineChange); // nextLineChange was determined based on indentation of last line before // the change nextLineChange += lastLineChange; } if (nextLineChange != 0) { Debug.log(5, "change line %d indentation by %d columns", lineNum + 2, nextLineChange); changeIndentation((DefaultStyledDocument) doc, lineNum + 1, nextLineChange); } } // If there is non-whitespace between the caret and the // EOL, pressing Enter takes that text to the next line // and auto-indents it to the same place as the last // line. Additional auto-indentation or dedentation for // specific python statements is only done for the next line. else { text.setCaretPosition(nonWhitespacePos); doc.insertString(nonWhitespacePos, sb.toString(), null); analyseDocument(doc, lineNum, indentationLogic); int nextLineChange = indentationLogic.shouldChangeNextLineIndentation(); if (nextLineChange != 0) { Debug.log(5, "change line %d indentation by %d columns", lineNum + 2, nextLineChange); changeIndentation((DefaultStyledDocument) doc, lineNum + 1, nextLineChange); } } } catch (BadLocationException ble) { text.replaceSelection("\n"); Debug.error(me + "Problem while inserting new line with auto-indent\n%s", ble.getMessage()); } }
@Override public void actionPerformed(ActionEvent e) { licence_text = new String( "This program is free software: you can redistribute it and/or modify\n" + "it under the terms of the GNU General Public License as published by\n" + "the Free Software Foundation, either version 3 of the License, or\n" + "(at your option) any later version.\n" + "\n" + "This program is distributed in the hope that it will be useful,\n" + "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" + "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" + "GNU General Public License for more details.\n" + "\n" + "You should have received a copy of the GNU General Public License\n" + "along with this program. If not, see <http://www.gnu.org/licenses/>.\n" + "\n\n\n"); try { InputStream ips = new FileInputStream(getClass().getResource("COPYING").getPath()); InputStreamReader ipsr = new InputStreamReader(ips); BufferedReader br = new BufferedReader(ipsr); String line; while ((line = br.readLine()) != null) { licence_text += line + '\n'; } br.close(); } catch (Exception e1) { } Dimension dimension = new Dimension(600, 400); JDialog licence = new JDialog(memento, "Licence"); JTextPane text_pane = new JTextPane(); text_pane.setEditable(false); text_pane.setPreferredSize(dimension); text_pane.setSize(dimension); StyledDocument doc = text_pane.getStyledDocument(); Style justified = doc.addStyle( "justified", StyleContext.getDefaultStyleContext().getStyle(StyleContext.DEFAULT_STYLE)); StyleConstants.setAlignment(justified, StyleConstants.ALIGN_JUSTIFIED); try { doc.insertString(0, licence_text, justified); } catch (BadLocationException ble) { System.err.println("Couldn't insert initial text into text pane."); } Style logicalStyle = doc.getLogicalStyle(0); doc.setParagraphAttributes(0, licence_text.length(), justified, false); doc.setLogicalStyle(0, logicalStyle); JScrollPane paneScrollPane = new JScrollPane(text_pane); paneScrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS); paneScrollPane.setPreferredSize(dimension); paneScrollPane.setMinimumSize(dimension); JPanel pan = new JPanel(); LayoutManager layout = new BorderLayout(); pan.setLayout(layout); pan.add(new JScrollPane(paneScrollPane), BorderLayout.CENTER); JButton close = new JButton("Fermer"); close.addActionListener(new ButtonCloseActionListener(licence)); JPanel button_panel = new JPanel(); FlowLayout button_panel_layout = new FlowLayout(FlowLayout.RIGHT, 20, 20); button_panel.setLayout(button_panel_layout); button_panel.add(close); pan.add(button_panel, BorderLayout.SOUTH); licence.add(pan); licence.pack(); licence.setLocationRelativeTo(memento); licence.setVisible(true); }