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+/****************************************************************************
+**
+** Copyright (C) 2014 Thorben Kroeger <thorbenkroeger@gmail.com>.
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia. For licensing terms and
+** conditions see http://www.qt.io/licensing. For further information
+** use the contact form at http://www.qt.io/contact-us.
+**
+** 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 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights. These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+#include "themesettingsitemdelegate.h"
+
+#include "colorvariable.h"
+#include "themesettingstablemodel.h"
+#include <utils/qtcassert.h>
+#include <utils/theme/theme.h>
+
+#include <QAbstractProxyModel>
+#include <QComboBox>
+#include <QEvent>
+#include <QInputDialog>
+#include <QMetaEnum>
+
+using namespace Utils;
+
+static QAbstractItemModel *sourceModel(QAbstractItemModel *model)
+{
+ if (QAbstractProxyModel *m = qobject_cast<QAbstractProxyModel *>(model))
+ return m->sourceModel();
+ return model;
+}
+
+static const QAbstractItemModel *sourceModel(const QAbstractItemModel *model)
+{
+ if (const QAbstractProxyModel *m = qobject_cast<const QAbstractProxyModel *>(model))
+ return m->sourceModel();
+ return model;
+}
+
+static QIcon makeIcon(const QColor &color)
+{
+ QImage img(QSize(24,24), QImage::Format_ARGB32);
+ img.fill(color.rgba());
+ QIcon ico = QIcon(QPixmap::fromImage(img));
+ return ico;
+}
+
+namespace Core {
+namespace Internal {
+namespace ThemeEditor {
+
+ThemeSettingsItemDelegate::ThemeSettingsItemDelegate(QObject *parent)
+ : QStyledItemDelegate(parent),
+ m_comboBox(0)
+{
+}
+
+QWidget *ThemeSettingsItemDelegate::createColorEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const
+{
+ const ThemeSettingsTableModel *model = qobject_cast<const ThemeSettingsTableModel*>(sourceModel(index.model()));
+
+ Q_UNUSED(option);
+ const int row = model->modelToSectionRow(index.row());
+ QComboBox *cb = new QComboBox(parent);
+ ColorRole::Ptr colorRole = model->m_colors->colorRole(row);
+
+ const bool isUnnamed = colorRole->colorVariable()->variableName().isEmpty();
+ const QColor currentColor = colorRole->colorVariable()->color();
+
+ int k = 0;
+ if (isUnnamed) {
+ cb->addItem(makeIcon(currentColor), tr("<unnamed> (current)"));
+ ++k;
+ } else {
+ cb->addItem(makeIcon(currentColor),
+ colorRole->colorVariable()->variableName()+QString(tr(" (current)")));
+ ++k;
+ }
+
+ foreach (ColorVariable::Ptr namedColor, model->m_colors->colorVariables()) {
+ if (namedColor->variableName().isEmpty())
+ continue;
+ if (colorRole->colorVariable() == namedColor) {
+ continue;
+ } else {
+ cb->addItem(makeIcon(namedColor->color()), namedColor->variableName());
+ m_actions[k++] = qMakePair(Action_ChooseNamedColor, namedColor);
+ }
+ }
+
+ if (!isUnnamed) {
+ cb->addItem(tr("Make unnamed"));
+ m_actions[k++] = qMakePair(Action_MakeUnnamed, QSharedPointer<ColorVariable>(0));
+ }
+ cb->addItem(tr("Create new name..."));
+ m_actions[k++] = qMakePair(Action_CreateNew, QSharedPointer<ColorVariable>(0));
+
+ connect(cb, static_cast<void (QComboBox::*)(int)>(&QComboBox::activated),
+ this, [this, cb]() {
+ ThemeSettingsItemDelegate *me = const_cast<ThemeSettingsItemDelegate *>(this);
+ emit me->commitData(cb);
+ emit me->closeEditor(cb);
+ });
+
+ m_comboBox = cb;
+ return cb;
+}
+
+QWidget *ThemeSettingsItemDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const
+{
+ const ThemeSettingsTableModel *model = qobject_cast<const ThemeSettingsTableModel*>(sourceModel(index.model()));
+
+ const int section = model->inSectionBody(index.row());
+ QTC_ASSERT(section >= 0, return 0);
+
+ switch (section) {
+ case ThemeSettingsTableModel::SectionWidgetStyle: {
+ QComboBox *cb = new QComboBox(parent);
+ QMetaEnum e = Theme::staticMetaObject.enumerator(Theme::staticMetaObject.indexOfEnumerator("WidgetStyle"));
+ for (int i = 0, total = e.keyCount(); i < total; ++i)
+ cb->addItem(QLatin1String(e.key(i)));
+ connect(cb, static_cast<void (QComboBox::*)(int)>(&QComboBox::activated),
+ this, [this, cb]() {
+ ThemeSettingsItemDelegate *me = const_cast<ThemeSettingsItemDelegate *>(this);
+ emit me->commitData(cb);
+ emit me->closeEditor(cb);
+ });
+ m_comboBox = cb;
+ return cb;
+ }
+ case ThemeSettingsTableModel::SectionColors: {
+ return createColorEditor(parent, option, index);
+ }
+ case ThemeSettingsTableModel::SectionFlags: {
+ return QStyledItemDelegate::createEditor(parent, option, index);
+ }
+ default: {
+ qWarning("unhandled section");
+ return 0;
+ }
+ } // switch
+}
+
+void ThemeSettingsItemDelegate::setEditorData(QWidget *editor, const QModelIndex &index) const
+{
+ QStyledItemDelegate::setEditorData(editor, index);
+}
+
+void ThemeSettingsItemDelegate::setModelData (QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const
+{
+ ThemeSettingsTableModel *themeSettingsModel = qobject_cast<ThemeSettingsTableModel *>(sourceModel(model));
+
+ const int row = themeSettingsModel->modelToSectionRow(index.row());
+ const int section = themeSettingsModel->inSectionBody(index.row());
+
+ switch (section) {
+ case ThemeSettingsTableModel::SectionWidgetStyle:
+ if (QComboBox *cb = qobject_cast<QComboBox *>(editor))
+ themeSettingsModel->m_widgetStyle = static_cast<Theme::WidgetStyle>(cb->currentIndex());
+ return;
+ case ThemeSettingsTableModel::SectionColors: {
+ if (QComboBox *cb = qobject_cast<QComboBox *>(editor)) {
+ ColorRole::Ptr themeColor = themeSettingsModel->m_colors->colorRole(row);
+
+ Action act = m_actions[cb->currentIndex()].first;
+ ColorVariable::Ptr previousVariable = themeColor->colorVariable();
+ ColorVariable::Ptr newVariable = m_actions[cb->currentIndex()].second;
+
+ if (act == Action_NoAction) {
+ return;
+ } else if (act == Action_ChooseNamedColor) {
+ previousVariable->removeReference(themeColor.data());
+ QTC_ASSERT(newVariable, return);
+ themeColor->assignColorVariable(newVariable);
+ } else if (act == Action_MakeUnnamed) {
+ previousVariable->removeReference(themeColor.data());
+ if (previousVariable->references().size() == 0)
+ themeSettingsModel->m_colors->removeVariable(previousVariable);
+ ColorVariable::Ptr anonymousColor = themeSettingsModel->m_colors->createVariable(previousVariable->color());
+ themeColor->assignColorVariable(anonymousColor);
+ } else if (act == Action_CreateNew) {
+ QString name = QInputDialog::getText(editor, tr("New variable name"), tr("Variable name:"));
+ if (!name.isEmpty()) {
+ previousVariable->removeReference(themeColor.data());
+
+ // TODO: check for name collision
+ ColorVariable::Ptr newVariable = themeSettingsModel->m_colors->createVariable(previousVariable->color(), name);
+
+ themeColor->assignColorVariable(newVariable);
+ }
+ }
+ }
+ return;
+ }
+ default:
+ return QStyledItemDelegate::setModelData(editor, model, index);
+ }
+}
+
+void ThemeSettingsItemDelegate::popupMenu()
+{
+ m_comboBox->showPopup();
+}
+
+} // namespace ThemeEditor
+} // namespace Internal
+} // namespace Core
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