183 lines
5.4 KiB
C++
183 lines
5.4 KiB
C++
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#include "toonzqt/scriptconsole.h"
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#include "toonz/scriptengine.h"
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#include <QKeyEvent>
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#include <QTextBlock>
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#include <QUrl>
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#include <QMimeData>
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ScriptConsole::ScriptConsole(QWidget *parent)
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: QTextEdit(parent), m_commandIndex(0) {
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setObjectName("ScriptConsole");
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m_prompt = ">> ";
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append(m_prompt);
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moveCursor(QTextCursor::EndOfLine);
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m_engine = new ScriptEngine();
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connect(m_engine, SIGNAL(evaluationDone()), this, SLOT(onEvaluationDone()));
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connect(m_engine, SIGNAL(output(int, const QString &)), this,
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SLOT(output(int, const QString &)));
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connect(this, SIGNAL(cursorPositionChanged()), this,
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SLOT(onCursorPositionChanged()));
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}
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ScriptConsole::~ScriptConsole() { delete m_engine; }
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void ScriptConsole::keyPressEvent(QKeyEvent *e) {
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if (e->modifiers() == Qt::ControlModifier && e->key() == Qt::Key_Y) {
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if (m_engine->isEvaluating()) {
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m_engine->interrupt();
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setTextColor(QColor(255, 127, 0));
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append("Interrupt");
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moveCursor(QTextCursor::EndOfLine);
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setTextColor(Qt::black);
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}
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return;
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}
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switch (e->key()) {
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case Qt::Key_Return:
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onReturnKeyPress();
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break;
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case Qt::Key_Up:
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if (m_commandIndex > 0) {
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moveCursor(QTextCursor::End);
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moveCursor(QTextCursor::StartOfBlock);
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moveCursor(QTextCursor::EndOfBlock, QTextCursor::KeepAnchor);
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// the first KeyUp save the current command, possibly not completed yet
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// note: m_currentCommand is the whole line, containing the prompt
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if (m_commandIndex == m_commands.count())
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m_currentCommand = textCursor().selectedText();
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textCursor().insertText(m_prompt + m_commands[--m_commandIndex]);
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}
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break;
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case Qt::Key_Down:
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if (m_commandIndex < m_commands.count()) {
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moveCursor(QTextCursor::End);
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moveCursor(QTextCursor::StartOfBlock);
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moveCursor(QTextCursor::EndOfBlock, QTextCursor::KeepAnchor);
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if (m_commandIndex == m_commands.count() - 1) {
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// the last KeyDown insert back the current command, possibly not
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// completed yet
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textCursor().insertText(m_currentCommand);
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++m_commandIndex;
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} else
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textCursor().insertText(m_prompt + m_commands[++m_commandIndex]);
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}
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break;
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case Qt::Key_Backspace:
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case Qt::Key_Left:
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if (textCursor().positionInBlock() > 3)
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QTextEdit::keyPressEvent(e);
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else
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e->ignore();
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break;
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default:
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QTextEdit::keyPressEvent(e);
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}
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}
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void ScriptConsole::onCursorPositionChanged() {
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// only the last block (i.e. the current command) is editable
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setReadOnly(textCursor().block().next().isValid());
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}
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bool ScriptConsole::canInsertFromMimeData(const QMimeData *source) const {
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if (source->hasText()) {
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QString text = source->text();
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if (text.contains("\n"))
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return false;
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else
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return true;
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} else if (source->hasUrls() && source->urls().length() == 1) {
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return true;
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} else
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return false;
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}
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void ScriptConsole::insertFromMimeData(const QMimeData *source) {
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if (canInsertFromMimeData(source)) {
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if (source->hasText())
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QTextEdit::insertFromMimeData(source);
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else if (source->hasUrls() && source->urls().length() == 1) {
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QUrl url = source->urls()[0];
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QString text = url.toString();
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if (url.isLocalFile()) text = url.toLocalFile();
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text = "\"" + text.replace("\\", "\\\\").replace("\"", "\\\"") + "\"";
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textCursor().insertText(text);
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}
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}
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}
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void ScriptConsole::onReturnKeyPress() {
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int promptLength = m_prompt.length();
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QTextCursor cursor = textCursor();
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cursor.movePosition(QTextCursor::StartOfLine);
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cursor.movePosition(QTextCursor::Right, QTextCursor::MoveAnchor,
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promptLength);
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cursor.movePosition(QTextCursor::EndOfLine, QTextCursor::KeepAnchor);
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QString command = cursor.selectedText();
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QTextCharFormat fmt;
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fmt.setForeground(QColor(120, 120, 120));
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cursor.mergeCharFormat(fmt);
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cursor.clearSelection();
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if (command.trimmed() != "") {
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int k = m_commands.indexOf(command);
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if (k < 0)
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m_commands.append(command);
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else if (k <= m_commands.length() - 1) {
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m_commands.takeAt(k);
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m_commands.append(command);
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}
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m_commandIndex = m_commands.count();
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// m_currentCommand = m_prompt;
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}
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moveCursor(QTextCursor::EndOfLine);
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if (command.trimmed() != "") {
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append("");
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cursor.movePosition(QTextCursor::StartOfBlock);
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m_engine->evaluate(command);
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} else {
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append("");
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onEvaluationDone();
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}
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}
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void ScriptConsole::onEvaluationDone() {
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moveCursor(QTextCursor::End);
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setTextColor(Qt::black);
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textCursor().insertText(m_prompt);
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moveCursor(QTextCursor::EndOfLine);
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}
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void ScriptConsole::output(int type, const QString &value) {
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moveCursor(QTextCursor::End);
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if (type == ScriptEngine::ExecutionError ||
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type == ScriptEngine::SyntaxError) {
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setTextColor(Qt::red);
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} else if (type == ScriptEngine::UndefinedEvaluationResult ||
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type == ScriptEngine::Warning) {
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setTextColor(QColor(250, 120, 40));
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} else {
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setTextColor(QColor(10, 150, 240));
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}
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textCursor().insertText(value + "\n");
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moveCursor(QTextCursor::EndOfLine);
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}
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void ScriptConsole::executeCommand(const QString &cmd) {
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moveCursor(QTextCursor::End);
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setTextColor(Qt::black);
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append(m_prompt);
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moveCursor(QTextCursor::EndOfLine);
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textCursor().insertText(cmd);
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moveCursor(QTextCursor::EndOfLine);
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onReturnKeyPress();
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}
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