private void updateDisplay() { // first, set block colours textView.setBackground(getColour(backgroundColour("text-background-colour"))); textView.setForeground(getColour(foregroundColour("text-foreground-colour"))); textView.setCaretColor(getColour(foregroundColour("text-caret-colour"))); problemsView.setBackground(getColour(backgroundColour("problems-background-colour"))); problemsView.setForeground(getColour(foregroundColour("problems-foreground-colour"))); consoleView.setBackground(getColour(backgroundColour("console-background-colour"))); consoleView.setForeground(getColour(foregroundColour("console-foreground-colour"))); // second, set colours on the code! java.util.List<Lexer.Token> tokens = Lexer.tokenise(textView.getText(), true); int pos = 0; for (Lexer.Token t : tokens) { int len = t.toString().length(); if (t instanceof Lexer.RightBrace || t instanceof Lexer.LeftBrace) { highlightArea(pos, len, foregroundColour("text-brace-colour")); } else if (t instanceof Lexer.Strung) { highlightArea(pos, len, foregroundColour("text-string-colour")); } else if (t instanceof Lexer.Comment) { highlightArea(pos, len, foregroundColour("text-comment-colour")); } else if (t instanceof Lexer.Quote) { highlightArea(pos, len, foregroundColour("text-quote-colour")); } else if (t instanceof Lexer.Comma) { highlightArea(pos, len, foregroundColour("text-comma-colour")); } else if (t instanceof Lexer.Identifier) { highlightArea(pos, len, foregroundColour("text-identifier-colour")); } else if (t instanceof Lexer.Integer) { highlightArea(pos, len, foregroundColour("text-integer-colour")); } pos += len; } }
public void gotoError(int pos) { errorPane.requestFocus(); errorPane.grabFocus(); errorPane.requestFocusInWindow(); errorPane.transferFocus(); errorPane.setCaretColor(Color.RED); errorPane.setCaretPosition(pos); if (errorPane.hasFocus()) { System.out.println("Has Focus!"); } else { System.out.println("Has no Focus!"); } }