Example usage for javax.swing.text StyledDocument putProperty

Introduction

In this page you can find the example usage for javax.swing.text StyledDocument putProperty.

Prototype

public void putProperty(Object key, Object value);

Source Link

Document

Associates a property with the document.

Usage

From source file:de.codesourcery.jasm16.ide.ui.views.CPUView.java

private void internalRefreshDisplay() {
    if (emulator == null) {
        return;//from   w w w. ja v  a 2 s.c o m
    }
    final IReadOnlyCPU cpu = emulator.getCPU();

    final StringBuilder builder = new StringBuilder();
    final List<ITextRegion> redRegions = new ArrayList<ITextRegion>();

    Throwable lastError = emulator.getLastEmulationError();
    if (lastError != null) {
        final String msg = StringUtils.isBlank(lastError.getMessage()) ? lastError.getClass().getName()
                : lastError.getMessage();
        builder.append("Emulation stopped with an error: " + msg + "\n");
        redRegions.add(new TextRegion(0, builder.length()));
    }

    int itemsInLine = 0;
    for (int i = 0; i < ICPU.COMMON_REGISTER_NAMES.length; i++) {
        final int value = cpu.getRegisterValue(ICPU.COMMON_REGISTERS[i]);
        builder.append(ICPU.COMMON_REGISTER_NAMES[i] + ": " + Misc.toHexString(value) + "    ");

        Address address = Address.wordAddress(value);
        final byte[] data = MemUtils.getBytes(emulator.getMemory(), address, Size.words(4), true);

        builder.append(Misc.toHexDump(address, data, data.length, 4, true, false, true));
        builder.append("\n");
        itemsInLine++;
        if (itemsInLine == 4) {
            itemsInLine = 0;
            builder.append("\n");
        }
    }
    builder.append("\nPC: " + Misc.toHexString(cpu.getPC().getValue()));
    builder.append(" (elapsed cycles: " + cpu.getCurrentCycleCount()).append(")");
    builder.append("\n");

    builder.append("EX: " + Misc.toHexString(cpu.getEX())).append("\n");
    builder.append("IA: " + Misc.toHexString(cpu.getInterruptAddress())).append("\n");

    builder.append("IQ: Interrupt queueing is ");
    if (cpu.isQueueInterrupts()) {
        int start = builder.length();
        builder.append("ON");
        redRegions.add(new TextRegion(start, builder.length() - start));
    } else {
        builder.append("OFF");
    }
    builder.append("\n");
    builder.append("IRQs: " + StringUtils.join(cpu.getInterruptQueue(), ",")).append("\n");
    builder.append("SP: " + Misc.toHexString(cpu.getSP().getValue())).append("\n");

    SwingUtilities.invokeLater(new Runnable() {
        @Override
        public void run() {
            final StyledDocument doc = textArea.getStyledDocument();
            doc.putProperty(Document.StreamDescriptionProperty, null);

            textArea.setText(builder.toString());
            for (ITextRegion region : redRegions) {
                doc.setCharacterAttributes(region.getStartingOffset(), region.getLength(), errorStyle, true);
            }
        }
    });
}

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