| /**************************************************************************** |
| ** |
| ** Copyright (C) 2018 The Qt Company Ltd. |
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| ** |
| ** This file is part of the QtSCriptTools module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
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| ** GNU Lesser General Public License Usage |
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| ** General Public License version 3 as published by the Free Software |
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| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
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| ****************************************************************************/ |
| |
| #include "qscriptdebuggercodeview_p.h" |
| #include "qscriptdebuggercodeviewinterface_p_p.h" |
| |
| #include "qscriptedit_p.h" |
| |
| #include <QtWidgets/qboxlayout.h> |
| #include <QtGui/qtextobject.h> |
| #include <QtCore/qdebug.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QScriptDebuggerCodeViewPrivate |
| : public QScriptDebuggerCodeViewInterfacePrivate |
| { |
| Q_DECLARE_PUBLIC(QScriptDebuggerCodeView) |
| public: |
| QScriptDebuggerCodeViewPrivate(); |
| ~QScriptDebuggerCodeViewPrivate(); |
| |
| QScriptEdit *editor; |
| }; |
| |
| QScriptDebuggerCodeViewPrivate::QScriptDebuggerCodeViewPrivate() |
| { |
| } |
| |
| QScriptDebuggerCodeViewPrivate::~QScriptDebuggerCodeViewPrivate() |
| { |
| } |
| |
| QScriptDebuggerCodeView::QScriptDebuggerCodeView(QWidget *parent) |
| : QScriptDebuggerCodeViewInterface(*new QScriptDebuggerCodeViewPrivate, parent, 0) |
| { |
| Q_D(QScriptDebuggerCodeView); |
| d->editor = new QScriptEdit(); |
| d->editor->setReadOnly(true); |
| d->editor->setBackgroundVisible(false); |
| QObject::connect(d->editor, SIGNAL(breakpointToggleRequest(int,bool)), |
| this, SIGNAL(breakpointToggleRequest(int,bool))); |
| QObject::connect(d->editor, SIGNAL(breakpointEnableRequest(int,bool)), |
| this, SIGNAL(breakpointEnableRequest(int,bool))); |
| QVBoxLayout *vbox = new QVBoxLayout(this); |
| vbox->setContentsMargins(0, 0, 0, 0); |
| vbox->addWidget(d->editor); |
| } |
| |
| QScriptDebuggerCodeView::~QScriptDebuggerCodeView() |
| { |
| } |
| |
| QString QScriptDebuggerCodeView::text() const |
| { |
| Q_D(const QScriptDebuggerCodeView); |
| return d->editor->toPlainText(); |
| } |
| |
| void QScriptDebuggerCodeView::setText(const QString &text) |
| { |
| Q_D(QScriptDebuggerCodeView); |
| d->editor->setPlainText(text); |
| } |
| |
| int QScriptDebuggerCodeView::cursorLineNumber() const |
| { |
| Q_D(const QScriptDebuggerCodeView); |
| return d->editor->currentLineNumber(); |
| } |
| |
| void QScriptDebuggerCodeView::gotoLine(int lineNumber) |
| { |
| Q_D(QScriptDebuggerCodeView); |
| d->editor->gotoLine(lineNumber); |
| } |
| |
| int QScriptDebuggerCodeView::find(const QString &exp, int options) |
| { |
| Q_D(QScriptDebuggerCodeView); |
| QPlainTextEdit *ed = (QPlainTextEdit*)d->editor; |
| QTextCursor cursor = ed->textCursor(); |
| if (options & 0x100) { |
| // start searching from the beginning of selection |
| if (cursor.hasSelection()) { |
| int len = cursor.selectedText().length(); |
| cursor.clearSelection(); |
| cursor.setPosition(cursor.position() - len); |
| ed->setTextCursor(cursor); |
| } |
| options &= ~0x100; |
| } |
| int ret = 0; |
| if (ed->find(exp, QTextDocument::FindFlags(options))) { |
| ret |= 0x1; |
| } else { |
| QTextCursor curse = cursor; |
| curse.movePosition(QTextCursor::Start); |
| ed->setTextCursor(curse); |
| if (ed->find(exp, QTextDocument::FindFlags(options))) |
| ret |= 0x1 | 0x2; |
| else |
| ed->setTextCursor(cursor); |
| } |
| return ret; |
| } |
| |
| void QScriptDebuggerCodeView::setExecutionLineNumber(int lineNumber, bool error) |
| { |
| Q_D(QScriptDebuggerCodeView); |
| d->editor->setExecutionLineNumber(lineNumber, error); |
| } |
| |
| void QScriptDebuggerCodeView::setExecutableLineNumbers(const QSet<int> &lineNumbers) |
| { |
| Q_D(QScriptDebuggerCodeView); |
| d->editor->setExecutableLineNumbers(lineNumbers); |
| } |
| |
| int QScriptDebuggerCodeView::baseLineNumber() const |
| { |
| Q_D(const QScriptDebuggerCodeView); |
| return d->editor->baseLineNumber(); |
| } |
| |
| void QScriptDebuggerCodeView::setBaseLineNumber(int lineNumber) |
| { |
| Q_D(QScriptDebuggerCodeView); |
| d->editor->setBaseLineNumber(lineNumber); |
| } |
| |
| void QScriptDebuggerCodeView::setBreakpoint(int lineNumber) |
| { |
| Q_D(QScriptDebuggerCodeView); |
| d->editor->setBreakpoint(lineNumber); |
| } |
| |
| void QScriptDebuggerCodeView::deleteBreakpoint(int lineNumber) |
| { |
| Q_D(QScriptDebuggerCodeView); |
| d->editor->deleteBreakpoint(lineNumber); |
| } |
| |
| void QScriptDebuggerCodeView::setBreakpointEnabled(int lineNumber, bool enable) |
| { |
| Q_D(QScriptDebuggerCodeView); |
| d->editor->setBreakpointEnabled(lineNumber, enable); |
| } |
| |
| namespace { |
| |
| static bool isIdentChar(const QChar &ch) |
| { |
| static QChar underscore = QLatin1Char('_'); |
| return ch.isLetter() || (ch == underscore); |
| } |
| |
| } // namespace |
| |
| /*! |
| \reimp |
| */ |
| bool QScriptDebuggerCodeView::event(QEvent *e) |
| { |
| Q_D(QScriptDebuggerCodeView); |
| if (e->type() == QEvent::ToolTip) { |
| if (d->editor->executionLineNumber() == -1) |
| return false; |
| QHelpEvent *he = static_cast<QHelpEvent*>(e); |
| QPoint pt = he->pos(); |
| pt.rx() -= d->editor->extraAreaWidth(); |
| pt.ry() -= 8; |
| QTextCursor cursor = d->editor->cursorForPosition(pt); |
| QTextBlock block = cursor.block(); |
| QString contents = block.text(); |
| if (contents.isEmpty()) |
| return false; |
| int linePosition = cursor.position() - block.position(); |
| if (linePosition < 0) |
| linePosition = 0; |
| |
| // ### generalize -- same as in completiontask |
| |
| int pos = linePosition; |
| if ((pos > 0) && contents.at(pos-1).isNumber()) { |
| // tooltips for numbers is pointless |
| return false; |
| } |
| |
| while ((pos > 0) && isIdentChar(contents.at(pos-1))) |
| --pos; |
| if ((pos > 0) && ((contents.at(pos-1) == QLatin1Char('\'')) |
| || (contents.at(pos-1) == QLatin1Char('\"')))) { |
| // ignore string literals |
| return false; |
| } |
| int pos2 = linePosition - 1; |
| while ((pos2+1 < contents.size()) && isIdentChar(contents.at(pos2+1))) |
| ++pos2; |
| QString ident = contents.mid(pos, pos2 - pos + 1); |
| |
| QStringList path; |
| path.append(ident); |
| while ((pos > 0) && (contents.at(pos-1) == QLatin1Char('.'))) { |
| --pos; |
| pos2 = pos; |
| while ((pos > 0) && isIdentChar(contents.at(pos-1))) |
| --pos; |
| path.prepend(contents.mid(pos, pos2 - pos)); |
| } |
| |
| if (!path.isEmpty()) { |
| int lineNumber = cursor.blockNumber() + d->editor->baseLineNumber(); |
| emit toolTipRequest(he->globalPos(), lineNumber, path); |
| } |
| } |
| return false; |
| } |
| |
| QT_END_NAMESPACE |
| |
| #include "moc_qscriptdebuggercodeview_p.cpp" |