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Diffstat (limited to 'tools/shared/qtpropertybrowser/qtpropertybrowserutils.cpp')
| -rw-r--r-- | tools/shared/qtpropertybrowser/qtpropertybrowserutils.cpp | 434 |
1 files changed, 434 insertions, 0 deletions
diff --git a/tools/shared/qtpropertybrowser/qtpropertybrowserutils.cpp b/tools/shared/qtpropertybrowser/qtpropertybrowserutils.cpp new file mode 100644 index 0000000..d689e60 --- /dev/null +++ b/tools/shared/qtpropertybrowser/qtpropertybrowserutils.cpp @@ -0,0 +1,434 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the tools applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qtpropertybrowserutils_p.h" +#include <QtGui/QApplication> +#include <QtGui/QPainter> +#include <QtGui/QHBoxLayout> +#include <QtGui/QMouseEvent> +#include <QtGui/QCheckBox> +#include <QtGui/QLineEdit> +#include <QtGui/QMenu> + +#if QT_VERSION >= 0x040400 +QT_BEGIN_NAMESPACE +#endif + +QtCursorDatabase::QtCursorDatabase() +{ + appendCursor(Qt::ArrowCursor, QApplication::translate("QtCursorDatabase", "Arrow", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-arrow.png"))); + appendCursor(Qt::UpArrowCursor, QApplication::translate("QtCursorDatabase", "Up Arrow", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-uparrow.png"))); + appendCursor(Qt::CrossCursor, QApplication::translate("QtCursorDatabase", "Cross", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-cross.png"))); + appendCursor(Qt::WaitCursor, QApplication::translate("QtCursorDatabase", "Wait", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-wait.png"))); + appendCursor(Qt::IBeamCursor, QApplication::translate("QtCursorDatabase", "IBeam", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-ibeam.png"))); + appendCursor(Qt::SizeVerCursor, QApplication::translate("QtCursorDatabase", "Size Vertical", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-sizev.png"))); + appendCursor(Qt::SizeHorCursor, QApplication::translate("QtCursorDatabase", "Size Horizontal", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-sizeh.png"))); + appendCursor(Qt::SizeFDiagCursor, QApplication::translate("QtCursorDatabase", "Size Backslash", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-sizef.png"))); + appendCursor(Qt::SizeBDiagCursor, QApplication::translate("QtCursorDatabase", "Size Slash", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-sizeb.png"))); + appendCursor(Qt::SizeAllCursor, QApplication::translate("QtCursorDatabase", "Size All", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-sizeall.png"))); + appendCursor(Qt::BlankCursor, QApplication::translate("QtCursorDatabase", "Blank", 0, + QApplication::UnicodeUTF8), QIcon()); + appendCursor(Qt::SplitVCursor, QApplication::translate("QtCursorDatabase", "Split Vertical", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-vsplit.png"))); + appendCursor(Qt::SplitHCursor, QApplication::translate("QtCursorDatabase", "Split Horizontal", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-hsplit.png"))); + appendCursor(Qt::PointingHandCursor, QApplication::translate("QtCursorDatabase", "Pointing Hand", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-hand.png"))); + appendCursor(Qt::ForbiddenCursor, QApplication::translate("QtCursorDatabase", "Forbidden", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-forbidden.png"))); + appendCursor(Qt::OpenHandCursor, QApplication::translate("QtCursorDatabase", "Open Hand", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-openhand.png"))); + appendCursor(Qt::ClosedHandCursor, QApplication::translate("QtCursorDatabase", "Closed Hand", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-closedhand.png"))); + appendCursor(Qt::WhatsThisCursor, QApplication::translate("QtCursorDatabase", "What's This", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-whatsthis.png"))); + appendCursor(Qt::BusyCursor, QApplication::translate("QtCursorDatabase", "Busy", 0, + QApplication::UnicodeUTF8), QIcon(QLatin1String(":/trolltech/qtpropertybrowser/images/cursor-busy.png"))); +} + +void QtCursorDatabase::appendCursor(Qt::CursorShape shape, const QString &name, const QIcon &icon) +{ + if (m_cursorShapeToValue.contains(shape)) + return; + int value = m_cursorNames.count(); + m_cursorNames.append(name); + m_cursorIcons[value] = icon; + m_valueToCursorShape[value] = shape; + m_cursorShapeToValue[shape] = value; +} + +QStringList QtCursorDatabase::cursorShapeNames() const +{ + return m_cursorNames; +} + +QMap<int, QIcon> QtCursorDatabase::cursorShapeIcons() const +{ + return m_cursorIcons; +} + +QString QtCursorDatabase::cursorToShapeName(const QCursor &cursor) const +{ + int val = cursorToValue(cursor); + if (val >= 0) + return m_cursorNames.at(val); + return QString(); +} + +QIcon QtCursorDatabase::cursorToShapeIcon(const QCursor &cursor) const +{ + int val = cursorToValue(cursor); + return m_cursorIcons.value(val); +} + +int QtCursorDatabase::cursorToValue(const QCursor &cursor) const +{ +#ifndef QT_NO_CURSOR + Qt::CursorShape shape = cursor.shape(); + if (m_cursorShapeToValue.contains(shape)) + return m_cursorShapeToValue[shape]; +#endif + return -1; +} + +#ifndef QT_NO_CURSOR +QCursor QtCursorDatabase::valueToCursor(int value) const +{ + if (m_valueToCursorShape.contains(value)) + return QCursor(m_valueToCursorShape[value]); + return QCursor(); +} +#endif + +QPixmap QtPropertyBrowserUtils::brushValuePixmap(const QBrush &b) +{ + QImage img(16, 16, QImage::Format_ARGB32_Premultiplied); + img.fill(0); + + QPainter painter(&img); + painter.setCompositionMode(QPainter::CompositionMode_Source); + painter.fillRect(0, 0, img.width(), img.height(), b); + QColor color = b.color(); + if (color.alpha() != 255) { // indicate alpha by an inset + QBrush opaqueBrush = b; + color.setAlpha(255); + opaqueBrush.setColor(color); + painter.fillRect(img.width() / 4, img.height() / 4, + img.width() / 2, img.height() / 2, opaqueBrush); + } + painter.end(); + return QPixmap::fromImage(img); +} + +QIcon QtPropertyBrowserUtils::brushValueIcon(const QBrush &b) +{ + return QIcon(brushValuePixmap(b)); +} + +QString QtPropertyBrowserUtils::colorValueText(const QColor &c) +{ + return QApplication::translate("QtPropertyBrowserUtils", "[%1, %2, %3] (%4)", 0, QApplication::UnicodeUTF8) + .arg(QString::number(c.red())) + .arg(QString::number(c.green())) + .arg(QString::number(c.blue())) + .arg(QString::number(c.alpha())); +} + +QPixmap QtPropertyBrowserUtils::fontValuePixmap(const QFont &font) +{ + QFont f = font; + QImage img(16, 16, QImage::Format_ARGB32_Premultiplied); + img.fill(0); + QPainter p(&img); + p.setRenderHint(QPainter::TextAntialiasing, true); + p.setRenderHint(QPainter::Antialiasing, true); + f.setPointSize(13); + p.setFont(f); + QTextOption t; + t.setAlignment(Qt::AlignCenter); + p.drawText(QRect(0, 0, 16, 16), QString(QLatin1Char('A')), t); + return QPixmap::fromImage(img); +} + +QIcon QtPropertyBrowserUtils::fontValueIcon(const QFont &f) +{ + return QIcon(fontValuePixmap(f)); +} + +QString QtPropertyBrowserUtils::fontValueText(const QFont &f) +{ + return QApplication::translate("QtPropertyBrowserUtils", "[%1, %2]", 0, QApplication::UnicodeUTF8) + .arg(f.family()) + .arg(f.pointSize()); +} + + +QtBoolEdit::QtBoolEdit(QWidget *parent) : + QWidget(parent), + m_checkBox(new QCheckBox(this)), + m_textVisible(true) +{ + QHBoxLayout *lt = new QHBoxLayout; + if (QApplication::layoutDirection() == Qt::LeftToRight) + lt->setContentsMargins(4, 0, 0, 0); + else + lt->setContentsMargins(0, 0, 4, 0); + lt->addWidget(m_checkBox); + setLayout(lt); + connect(m_checkBox, SIGNAL(toggled(bool)), this, SIGNAL(toggled(bool))); + setFocusProxy(m_checkBox); + m_checkBox->setText(tr("True")); +} + +void QtBoolEdit::setTextVisible(bool textVisible) +{ + if (m_textVisible == textVisible) + return; + + m_textVisible = textVisible; + if (m_textVisible) + m_checkBox->setText(isChecked() ? tr("True") : tr("False")); + else + m_checkBox->setText(QString()); +} + +Qt::CheckState QtBoolEdit::checkState() const +{ + return m_checkBox->checkState(); +} + +void QtBoolEdit::setCheckState(Qt::CheckState state) +{ + m_checkBox->setCheckState(state); +} + +bool QtBoolEdit::isChecked() const +{ + return m_checkBox->isChecked(); +} + +void QtBoolEdit::setChecked(bool c) +{ + m_checkBox->setChecked(c); + if (!m_textVisible) + return; + m_checkBox->setText(isChecked() ? tr("True") : tr("False")); +} + +bool QtBoolEdit::blockCheckBoxSignals(bool block) +{ + return m_checkBox->blockSignals(block); +} + +void QtBoolEdit::mousePressEvent(QMouseEvent *event) +{ + if (event->buttons() == Qt::LeftButton) { + m_checkBox->click(); + event->accept(); + } else { + QWidget::mousePressEvent(event); + } +} + + +QtKeySequenceEdit::QtKeySequenceEdit(QWidget *parent) + : QWidget(parent), m_num(0), m_lineEdit(new QLineEdit(this)) +{ + QHBoxLayout *layout = new QHBoxLayout(this); + layout->addWidget(m_lineEdit); + layout->setMargin(0); + m_lineEdit->installEventFilter(this); + m_lineEdit->setReadOnly(true); + m_lineEdit->setFocusProxy(this); + setFocusPolicy(m_lineEdit->focusPolicy()); + setAttribute(Qt::WA_InputMethodEnabled); +} + +bool QtKeySequenceEdit::eventFilter(QObject *o, QEvent *e) +{ + if (o == m_lineEdit && e->type() == QEvent::ContextMenu) { + QContextMenuEvent *c = static_cast<QContextMenuEvent *>(e); + QMenu *menu = m_lineEdit->createStandardContextMenu(); + const QList<QAction *> actions = menu->actions(); + QListIterator<QAction *> itAction(actions); + while (itAction.hasNext()) { + QAction *action = itAction.next(); + action->setShortcut(QKeySequence()); + QString actionString = action->text(); + const int pos = actionString.lastIndexOf(QLatin1Char('\t')); + if (pos > 0) + actionString.remove(pos, actionString.length() - pos); + action->setText(actionString); + } + QAction *actionBefore = 0; + if (actions.count() > 0) + actionBefore = actions[0]; + QAction *clearAction = new QAction(tr("Clear Shortcut"), menu); + menu->insertAction(actionBefore, clearAction); + menu->insertSeparator(actionBefore); + clearAction->setEnabled(!m_keySequence.isEmpty()); + connect(clearAction, SIGNAL(triggered()), this, SLOT(slotClearShortcut())); + menu->exec(c->globalPos()); + delete menu; + e->accept(); + return true; + } + + return QWidget::eventFilter(o, e); +} + +void QtKeySequenceEdit::slotClearShortcut() +{ + if (m_keySequence.isEmpty()) + return; + setKeySequence(QKeySequence()); + emit keySequenceChanged(m_keySequence); +} + +void QtKeySequenceEdit::handleKeyEvent(QKeyEvent *e) +{ + int nextKey = e->key(); + if (nextKey == Qt::Key_Control || nextKey == Qt::Key_Shift || + nextKey == Qt::Key_Meta || nextKey == Qt::Key_Alt || + nextKey == Qt::Key_Super_L || nextKey == Qt::Key_AltGr) + return; + + nextKey |= translateModifiers(e->modifiers(), e->text()); + int k0 = m_keySequence[0]; + int k1 = m_keySequence[1]; + int k2 = m_keySequence[2]; + int k3 = m_keySequence[3]; + switch (m_num) { + case 0: k0 = nextKey; k1 = 0; k2 = 0; k3 = 0; break; + case 1: k1 = nextKey; k2 = 0; k3 = 0; break; + case 2: k2 = nextKey; k3 = 0; break; + case 3: k3 = nextKey; break; + default: break; + } + ++m_num; + if (m_num > 3) + m_num = 0; + m_keySequence = QKeySequence(k0, k1, k2, k3); + m_lineEdit->setText(m_keySequence.toString(QKeySequence::NativeText)); + e->accept(); + emit keySequenceChanged(m_keySequence); +} + +void QtKeySequenceEdit::setKeySequence(const QKeySequence &sequence) +{ + if (sequence == m_keySequence) + return; + m_num = 0; + m_keySequence = sequence; + m_lineEdit->setText(m_keySequence.toString(QKeySequence::NativeText)); +} + +QKeySequence QtKeySequenceEdit::keySequence() const +{ + return m_keySequence; +} + +int QtKeySequenceEdit::translateModifiers(Qt::KeyboardModifiers state, const QString &text) const +{ + int result = 0; + if ((state & Qt::ShiftModifier) && (text.size() == 0 || !text.at(0).isPrint() || text.at(0).isLetter() || text.at(0).isSpace())) + result |= Qt::SHIFT; + if (state & Qt::ControlModifier) + result |= Qt::CTRL; + if (state & Qt::MetaModifier) + result |= Qt::META; + if (state & Qt::AltModifier) + result |= Qt::ALT; + return result; +} + +void QtKeySequenceEdit::focusInEvent(QFocusEvent *e) +{ + m_lineEdit->event(e); + m_lineEdit->selectAll(); + QWidget::focusInEvent(e); +} + +void QtKeySequenceEdit::focusOutEvent(QFocusEvent *e) +{ + m_num = 0; + m_lineEdit->event(e); + QWidget::focusOutEvent(e); +} + +void QtKeySequenceEdit::keyPressEvent(QKeyEvent *e) +{ + handleKeyEvent(e); + e->accept(); +} + +void QtKeySequenceEdit::keyReleaseEvent(QKeyEvent *e) +{ + m_lineEdit->event(e); +} + +bool QtKeySequenceEdit::event(QEvent *e) +{ + if (e->type() == QEvent::Shortcut || + e->type() == QEvent::ShortcutOverride || + e->type() == QEvent::KeyRelease) { + e->accept(); + return true; + } + return QWidget::event(e); +} + + + + +#if QT_VERSION >= 0x040400 +QT_END_NAMESPACE +#endif |