Long live Qt 4.5!

1 files changed, 292 insertions, 0 deletions

diff --git a/tools/shared/qtgradienteditor/qtgradientview.cpp b/tools/shared/qtgradienteditor/qtgradientview.cpp
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+++ b/tools/shared/qtgradienteditor/qtgradientview.cpp
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+/****************************************************************************
+**
+** 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 "qtgradientview.h"
+#include "qtgradientmanager.h"
+#include "qtgradientdialog.h"
+#include "qtgradientutils.h"
+#include <QtGui/QPainter>
+#include <QtGui/QMessageBox>
+#include <QtGui/QClipboard>
+
+QT_BEGIN_NAMESPACE
+
+void QtGradientView::slotGradientAdded(const QString &id, const QGradient &gradient)
+{
+    QListWidgetItem *item = new QListWidgetItem(QtGradientUtils::gradientPixmap(gradient), id, m_ui.listWidget);
+    item->setToolTip(id);
+    item->setSizeHint(QSize(72, 84));
+    item->setFlags(item->flags() | Qt::ItemIsEditable);
+
+    m_idToItem[id] = item;
+    m_itemToId[item] = id;
+}
+
+void QtGradientView::slotGradientRenamed(const QString &id, const QString &newId)
+{
+    if (!m_idToItem.contains(id))
+        return;
+
+    QListWidgetItem *item = m_idToItem.value(id);
+    item->setText(newId);
+    item->setToolTip(newId);
+    m_itemToId[item] = newId;
+    m_idToItem.remove(id);
+    m_idToItem[newId] = item;
+}
+
+void QtGradientView::slotGradientChanged(const QString &id, const QGradient &newGradient)
+{
+    if (!m_idToItem.contains(id))
+        return;
+
+    QListWidgetItem *item = m_idToItem.value(id);
+    item->setIcon(QtGradientUtils::gradientPixmap(newGradient));
+}
+
+void QtGradientView::slotGradientRemoved(const QString &id)
+{
+    if (!m_idToItem.contains(id))
+        return;
+
+    QListWidgetItem *item = m_idToItem.value(id);
+    delete item;
+    m_itemToId.remove(item);
+    m_idToItem.remove(id);
+}
+
+void QtGradientView::slotNewGradient()
+{
+    bool ok;
+    QListWidgetItem *item = m_ui.listWidget->currentItem();
+    QGradient grad = QLinearGradient();
+    if (item)
+        grad = m_manager->gradients().value(m_itemToId.value(item));
+    QGradient gradient = QtGradientDialog::getGradient(&ok, grad, this);
+    if (!ok)
+        return;
+
+    QString id = m_manager->addGradient(tr("Grad"), gradient);
+    m_ui.listWidget->setCurrentItem(m_idToItem.value(id));
+}
+
+void QtGradientView::slotEditGradient()
+{
+    bool ok;
+    QListWidgetItem *item = m_ui.listWidget->currentItem();
+    if (!item)
+        return;
+
+    const QString id = m_itemToId.value(item);
+    QGradient grad = m_manager->gradients().value(id);
+    QGradient gradient = QtGradientDialog::getGradient(&ok, grad, this);
+    if (!ok)
+        return;
+
+    m_manager->changeGradient(id, gradient);
+}
+
+void QtGradientView::slotRemoveGradient()
+{
+    QListWidgetItem *item = m_ui.listWidget->currentItem();
+    if (!item)
+        return;
+
+    if (QMessageBox::question(this, tr("Remove Gradient"),
+                tr("Are you sure you want to remove the selected gradient?"),
+                QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Cancel) != QMessageBox::Yes)
+        return;
+
+    const QString id = m_itemToId.value(item);
+    m_manager->removeGradient(id);
+}
+
+void QtGradientView::slotRenameGradient()
+{
+    QListWidgetItem *item = m_ui.listWidget->currentItem();
+    if (!item)
+        return;
+
+    m_ui.listWidget->editItem(item);
+}
+
+void QtGradientView::slotRenameGradient(QListWidgetItem *item)
+{
+    if (!item)
+        return;
+
+    const QString id = m_itemToId.value(item);
+    m_manager->renameGradient(id, item->text());
+}
+
+void QtGradientView::slotCurrentItemChanged(QListWidgetItem *item)
+{
+    m_editAction->setEnabled(item);
+    m_renameAction->setEnabled(item);
+    m_removeAction->setEnabled(item);
+    emit currentGradientChanged(m_itemToId.value(item));
+}
+
+void QtGradientView::slotGradientActivated(QListWidgetItem *item)
+{
+    const QString id = m_itemToId.value(item);
+    if (!id.isEmpty())
+        emit gradientActivated(id);
+}
+
+QtGradientView::QtGradientView(QWidget *parent)
+    : QWidget(parent)
+{
+    m_manager = 0;
+
+    m_ui.setupUi(this);
+
+    m_ui.listWidget->setViewMode(QListView::IconMode);
+    m_ui.listWidget->setMovement(QListView::Static);
+    m_ui.listWidget->setTextElideMode(Qt::ElideRight);
+    m_ui.listWidget->setResizeMode(QListWidget::Adjust);
+    m_ui.listWidget->setIconSize(QSize(64, 64));
+    m_ui.listWidget->setEditTriggers(QAbstractItemView::NoEditTriggers);
+
+    QPalette pal = m_ui.listWidget->viewport()->palette();
+    int pixSize = 18;
+    QPixmap pm(2 * pixSize, 2 * pixSize);
+
+    QColor c1 = palette().color(QPalette::Midlight);
+    QColor c2 = palette().color(QPalette::Dark);
+    QPainter pmp(&pm);
+    pmp.fillRect(0, 0, pixSize, pixSize, c1);
+    pmp.fillRect(pixSize, pixSize, pixSize, pixSize, c1);
+    pmp.fillRect(0, pixSize, pixSize, pixSize, c2);
+    pmp.fillRect(pixSize, 0, pixSize, pixSize, c2);
+
+    pal.setBrush(QPalette::Base, QBrush(pm));
+    m_ui.listWidget->viewport()->setPalette(pal);
+
+    connect(m_ui.listWidget, SIGNAL(itemDoubleClicked(QListWidgetItem *)), this, SLOT(slotGradientActivated(QListWidgetItem *)));
+    connect(m_ui.listWidget, SIGNAL(itemChanged(QListWidgetItem *)), this, SLOT(slotRenameGradient(QListWidgetItem *)));
+    connect(m_ui.listWidget, SIGNAL(currentItemChanged(QListWidgetItem *, QListWidgetItem *)), this, SLOT(slotCurrentItemChanged(QListWidgetItem *)));
+
+    m_newAction = new QAction(QIcon(QLatin1String(":/trolltech/qtgradienteditor/images/plus.png")), tr("New..."), this);
+    m_editAction = new QAction(QIcon(QLatin1String(":/trolltech/qtgradienteditor/images/edit.png")), tr("Edit..."), this);
+    m_renameAction = new QAction(tr("Rename"), this);
+    m_removeAction = new QAction(QIcon(QLatin1String(":/trolltech/qtgradienteditor/images/minus.png")), tr("Remove"), this);
+
+    connect(m_newAction, SIGNAL(triggered()), this, SLOT(slotNewGradient()));
+    connect(m_editAction, SIGNAL(triggered()), this, SLOT(slotEditGradient()));
+    connect(m_removeAction, SIGNAL(triggered()), this, SLOT(slotRemoveGradient()));
+    connect(m_renameAction, SIGNAL(triggered()), this, SLOT(slotRenameGradient()));
+
+    m_ui.listWidget->addAction(m_newAction);
+    m_ui.listWidget->addAction(m_editAction);
+    m_ui.listWidget->addAction(m_renameAction);
+    m_ui.listWidget->addAction(m_removeAction);
+
+    m_ui.newButton->setDefaultAction(m_newAction);
+    m_ui.editButton->setDefaultAction(m_editAction);
+    m_ui.renameButton->setDefaultAction(m_renameAction);
+    m_ui.removeButton->setDefaultAction(m_removeAction);
+
+    m_ui.listWidget->setContextMenuPolicy(Qt::ActionsContextMenu);
+}
+
+void QtGradientView::setGradientManager(QtGradientManager *manager)
+{
+    if (m_manager == manager)
+        return;
+
+    if (m_manager) {
+        disconnect(m_manager, SIGNAL(gradientAdded(const QString &, const QGradient &)),
+                    this, SLOT(slotGradientAdded(const QString &, const QGradient &)));
+        disconnect(m_manager, SIGNAL(gradientRenamed(const QString &, const QString &)),
+                    this, SLOT(slotGradientRenamed(const QString &, const QString &)));
+        disconnect(m_manager, SIGNAL(gradientChanged(const QString &, const QGradient &)),
+                    this, SLOT(slotGradientChanged(const QString &, const QGradient &)));
+        disconnect(m_manager, SIGNAL(gradientRemoved(const QString &)),
+                    this, SLOT(slotGradientRemoved(const QString &)));
+
+        m_ui.listWidget->clear();
+        m_idToItem.clear();
+        m_itemToId.clear();
+    }
+
+    m_manager = manager;
+
+    if (!m_manager)
+        return;
+
+    QMap<QString, QGradient> gradients = m_manager->gradients();
+    QMapIterator<QString, QGradient> itGrad(gradients);
+    while (itGrad.hasNext()) {
+        itGrad.next();
+        slotGradientAdded(itGrad.key(), itGrad.value());
+    }
+
+    connect(m_manager, SIGNAL(gradientAdded(const QString &, const QGradient &)),
+            this, SLOT(slotGradientAdded(const QString &, const QGradient &)));
+    connect(m_manager, SIGNAL(gradientRenamed(const QString &, const QString &)),
+            this, SLOT(slotGradientRenamed(const QString &, const QString &)));
+    connect(m_manager, SIGNAL(gradientChanged(const QString &, const QGradient &)),
+            this, SLOT(slotGradientChanged(const QString &, const QGradient &)));
+    connect(m_manager, SIGNAL(gradientRemoved(const QString &)),
+            this, SLOT(slotGradientRemoved(const QString &)));
+}
+
+QtGradientManager *QtGradientView::gradientManager() const
+{
+    return m_manager;
+}
+
+void QtGradientView::setCurrentGradient(const QString &id)
+{
+    QListWidgetItem *item = m_idToItem.value(id);
+    if (!item)
+        return;
+
+    m_ui.listWidget->setCurrentItem(item);
+}
+
+QString QtGradientView::currentGradient() const
+{
+    return m_itemToId.value(m_ui.listWidget->currentItem());
+}
+
+QT_END_NAMESPACE