public void actionPerformed(ActionEvent evt) { JEditTextArea textArea = getTextArea(evt); int caret = textArea.getCaretPosition(); int line = textArea.getCaretLine(); if(line == 0) { textArea.getToolkit().beep(); return; } int magic = textArea.getMagicCaretPosition(); if(magic == -1) { magic = textArea.offsetToX(line, caret - textArea.getLineStartOffset(line)); } caret = textArea.getLineStartOffset(line - 1) + textArea.xToOffset(line - 1,magic); if(select) textArea.select(textArea.getMarkPosition(),caret); else textArea.setCaretPosition(caret); textArea.setMagicCaretPosition(magic); }
public void actionPerformed(ActionEvent evt) { JEditTextArea textArea = getTextArea(evt); int caret = textArea.getCaretPosition(); int firstLine = textArea.getFirstLine(); int firstOfLine = textArea.getLineStartOffset( textArea.getCaretLine()); int firstVisibleLine = (firstLine == 0 ? 0 : firstLine + textArea.getElectricScroll()); int firstVisible = textArea.getLineStartOffset( firstVisibleLine); if(caret == 0) { textArea.getToolkit().beep(); return; } else if(!Boolean.TRUE.equals(textArea.getClientProperty( SMART_HOME_END_PROPERTY))) caret = firstOfLine; else if(caret == firstVisible) caret = 0; else if(caret == firstOfLine) caret = firstVisible; else caret = firstOfLine; if(select) textArea.select(textArea.getMarkPosition(),caret); else textArea.setCaretPosition(caret); }
protected void paintLineHighlight(Graphics gfx, int line, int y) { int height = fm.getHeight(); y += fm.getLeading() + fm.getMaxDescent(); int selectionStart = textArea.getSelectionStart(); int selectionEnd = textArea.getSelectionStop(); if (selectionStart == selectionEnd) { if (lineHighlight) { gfx.setColor(lineHighlightColor); gfx.fillRect(0, y, getWidth(), height); } } else { gfx.setColor(selectionColor); int selectionStartLine = textArea.getSelectionStartLine(); int selectionEndLine = textArea.getSelectionStopLine(); int lineStart = textArea.getLineStartOffset(line); int x1, x2; if (textArea.isSelectionRectangular()) { int lineLen = textArea.getLineLength(line); x1 = textArea._offsetToX( line, Math.min( lineLen, selectionStart - textArea.getLineStartOffset(selectionStartLine))); x2 = textArea._offsetToX( line, Math.min(lineLen, selectionEnd - textArea.getLineStartOffset(selectionEndLine))); if (x1 == x2) x2++; } else if (selectionStartLine == selectionEndLine) { x1 = textArea._offsetToX(line, selectionStart - lineStart); x2 = textArea._offsetToX(line, selectionEnd - lineStart); } else if (line == selectionStartLine) { x1 = textArea._offsetToX(line, selectionStart - lineStart); x2 = getWidth(); } else if (line == selectionEndLine) { // x1 = 0; // hack from stendahl to avoid doing weird side selection thing x1 = textArea._offsetToX(line, 0); // attempt at getting the gutter too, but doesn't seem to work // x1 = textArea._offsetToX(line, -textArea.getHorizontalOffset()); x2 = textArea._offsetToX(line, selectionEnd - lineStart); } else { // x1 = 0; // hack from stendahl to avoid doing weird side selection thing x1 = textArea._offsetToX(line, 0); // attempt at getting the gutter too, but doesn't seem to work // x1 = textArea._offsetToX(line, -textArea.getHorizontalOffset()); x2 = getWidth(); } // "inlined" min/max() gfx.fillRect(x1 > x2 ? x2 : x1, y, x1 > x2 ? (x1 - x2) : (x2 - x1), height); } }
private void doComment(String commentChar, boolean addComment) { int startline = editor.getSelectionStartLine(); int endline = getLastRelevantSelectionLine(); if (commentChar == null) commentChar = "--"; int cLength = commentChar.length(); int pos = editor.getSelectionEnd(endline) - editor.getLineStartOffset(endline); SyntaxDocument document = editor.getDocument(); if (addComment && commentChar.equals("--")) { // workaround for an Oracle bug, where a comment like // // --commit; // // would not be treated correctly when sent to the database. // Apparently Oracle requires a blank after the two dashes. // // Adding the blank shouldn't do any harm for other databases commentChar = "-- "; } boolean ansiComment = "--".equals(commentChar); try { document.beginCompoundEdit(); for (int line = startline; line <= endline; line++) { String text = editor.getLineText(line); int lineStart = editor.getLineStartOffset(line); if (addComment) { document.insertString(lineStart, commentChar, null); } else { pos = text.indexOf(commentChar); if (pos > -1) { int commentLength = cLength; // remove the blank following the comment character to cater // for the blank that was inserted by commenting the lines (see above) if (ansiComment && text.length() > pos + cLength && Character.isWhitespace(text.charAt(pos + cLength))) { commentLength++; } document.remove(lineStart, pos + commentLength); } } } } catch (BadLocationException e) { LogMgr.logError("TextManipulator.doComment()", "Error when processing comment", e); } finally { document.endCompoundEdit(); } }
protected void paintLineHighlight(Graphics gfx, int line, int y) { int height = fm.getHeight(); y += fm.getLeading() + fm.getMaxDescent(); int selectionStart = textArea.getSelectionStart(); int selectionEnd = textArea.getSelectionEnd(); if (selectionStart == selectionEnd) { if (lineHighlight) { gfx.setColor(lineHighlightColor); gfx.fillRect(0, y, getWidth(), height); } } else { gfx.setColor(selectionColor); int selectionStartLine = textArea.getSelectionStartLine(); int selectionEndLine = textArea.getSelectionEndLine(); int lineStart = textArea.getLineStartOffset(line); int x1, x2; if (textArea.isSelectionRectangular()) { int lineLen = textArea.getLineLength(line); x1 = textArea._offsetToX( line, Math.min( lineLen, selectionStart - textArea.getLineStartOffset(selectionStartLine))); x2 = textArea._offsetToX( line, Math.min(lineLen, selectionEnd - textArea.getLineStartOffset(selectionEndLine))); if (x1 == x2) x2++; } else if (selectionStartLine == selectionEndLine) { x1 = textArea._offsetToX(line, selectionStart - lineStart); x2 = textArea._offsetToX(line, selectionEnd - lineStart); } else if (line == selectionStartLine) { x1 = textArea._offsetToX(line, selectionStart - lineStart); x2 = getWidth(); } else if (line == selectionEndLine) { x1 = 0; x2 = textArea._offsetToX(line, selectionEnd - lineStart); } else { x1 = 0; x2 = getWidth(); } // "inlined" min/max() gfx.fillRect(x1 > x2 ? x2 : x1, y, x1 > x2 ? (x1 - x2) : (x2 - x1), height); } }
public void actionPerformed(ActionEvent evt) { JEditTextArea textArea = getTextArea(evt); int caret = textArea.getCaretPosition(); int line = textArea.getCaretLine(); int lineStart = textArea.getLineStartOffset(line); caret -= lineStart; String lineText = textArea.getLineText(textArea .getCaretLine()); if(caret == 0) { if(lineStart == 0) { textArea.getToolkit().beep(); return; } caret--; } else { String noWordSep = (String)textArea.getDocument().getProperty("noWordSep"); caret = TextUtilities.findWordStart(lineText,caret,noWordSep); } if(select) textArea.select(textArea.getMarkPosition(), lineStart + caret); else textArea.setCaretPosition(lineStart + caret); }
protected void paintCaret(Graphics gfx, int line, int y) { // System.out.println("painting caret " + line + " " + y); if (textArea.isCaretVisible()) { // System.out.println("caret is visible"); int offset = textArea.getCaretPosition() - textArea.getLineStartOffset(line); int caretX = textArea._offsetToX(line, offset); int caretWidth = ((blockCaret || textArea.isOverwriteEnabled()) ? fm.charWidth('w') : 1); y += fm.getLeading() + fm.getMaxDescent(); int height = fm.getHeight(); // System.out.println("caretX, width = " + caretX + " " + caretWidth); gfx.setColor(caretColor); if (textArea.isOverwriteEnabled()) { gfx.fillRect(caretX, y + height - 1, caretWidth, 1); } else { // some machines don't like the drawRect for the single // pixel caret.. this caused a lot of hell because on that // minority of machines, the caret wouldn't show up past // the first column. the fix is to use drawLine() in // those cases, as a workaround. if (caretWidth == 1) { gfx.drawLine(caretX, y, caretX, y + height - 1); } else { gfx.drawRect(caretX, y, caretWidth - 1, height - 1); } // gfx.drawRect(caretX, y, caretWidth, height - 1); } } }
private int getLastRelevantSelectionLine() { int startline = editor.getSelectionStartLine(); int endline = editor.getSelectionEndLine(); int lastLineStart = editor.getLineStartOffset(endline); if (lastLineStart == editor.getSelectionEnd() && endline > startline) { // ignore the last selection line (of a multiline selection) if there isn't something selected endline--; } return endline; }
protected void paintCaret(Graphics gfx, int line, int y) { if (textArea.isCaretVisible()) { int offset = textArea.getCaretPosition() - textArea.getLineStartOffset(line); int caretX = textArea._offsetToX(line, offset); int caretWidth = ((blockCaret || textArea.isOverwriteEnabled()) ? fm.charWidth('w') : 1); y += fm.getLeading() + fm.getMaxDescent(); int height = fm.getHeight(); gfx.setColor(caretColor); if (textArea.isOverwriteEnabled()) { gfx.fillRect(caretX, y + height - 1, caretWidth, 1); } else { gfx.drawRect(caretX, y, caretWidth - 1, height - 1); } } }
public void actionPerformed(ActionEvent evt) { JEditTextArea textArea = getTextArea(evt); int firstLine = textArea.getFirstLine(); int visibleLines = textArea.getVisibleLines(); int line = textArea.getCaretLine(); if(firstLine < visibleLines) firstLine = visibleLines; textArea.setFirstLine(firstLine - visibleLines); int caret = textArea.getLineStartOffset( Math.max(0,line - visibleLines)); if(select) textArea.select(textArea.getMarkPosition(),caret); else textArea.setCaretPosition(caret); }
public void actionPerformed(ActionEvent evt) { JEditTextArea textArea = getTextArea(evt); int start = textArea.getSelectionStart(); if(start != textArea.getSelectionEnd()) { textArea.setSelectedText(""); } int line = textArea.getCaretLine(); int lineStart = textArea.getLineStartOffset(line); int caret = start - lineStart; String lineText = textArea.getLineText(textArea .getCaretLine()); if(caret == 0) { if(lineStart == 0) { textArea.getToolkit().beep(); return; } caret--; } else { String noWordSep = (String)textArea.getDocument().getProperty("noWordSep"); caret = TextUtilities.findWordStart(lineText,caret,noWordSep); } try { textArea.getDocument().remove( caret + lineStart, start - (caret + lineStart)); } catch(BadLocationException bl) { bl.printStackTrace(); } }
public void actionPerformed(ActionEvent evt) { JEditTextArea textArea = getTextArea(evt); int lineCount = textArea.getLineCount(); int firstLine = textArea.getFirstLine(); int visibleLines = textArea.getVisibleLines(); int line = textArea.getCaretLine(); firstLine += visibleLines; if(firstLine + visibleLines >= lineCount - 1) firstLine = lineCount - visibleLines; textArea.setFirstLine(firstLine); int caret = textArea.getLineStartOffset( Math.min(textArea.getLineCount() - 1, line + visibleLines)); if(select) textArea.select(textArea.getMarkPosition(),caret); else textArea.setCaretPosition(caret); }