ScxmlEditor: Initial import

Change-Id: I4701b77ebd4e2520f2616c42206ac17be3a12b60
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>

src/plugins/scxmleditor/plugin_interface/scattributeitemdelegate.cpp

@@ -0,0 +1,107 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** 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 The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#include "scattributeitemdelegate.h"
+#include "mytypes.h"
+#include <QComboBox>
+#include <QLineEdit>
+#include <QRegExp>
+#include <QRegExpValidator>
+
+using namespace ScxmlEditor::PluginInterface;
+
+SCAttributeItemDelegate::SCAttributeItemDelegate(QObject *parent)
+    : AttributeItemDelegate(parent)
+{
+}
+
+QWidget *SCAttributeItemDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const
+{
+    Q_UNUSED(option)
+
+    switch (index.data(DataTypeRole).toInt()) {
+    case QVariant::StringList: {
+        auto combo = new QComboBox(parent);
+        combo->setFocusPolicy(Qt::StrongFocus);
+        return combo;
+    }
+    case QVariant::String: {
+        if (index.column() == 0) {
+            auto edit = new QLineEdit(parent);
+            edit->setFocusPolicy(Qt::StrongFocus);
+            QRegExp rx("^(?!xml)[_a-z][a-z0-9-._]*$");
+            rx.setCaseSensitivity(Qt::CaseInsensitive);
+            edit->setValidator(new QRegExpValidator(rx, parent));
+            return edit;
+        }
+    }
+    default:
+        break;
+    }
+
+    return QStyledItemDelegate::createEditor(parent, option, index);
+}
+
+void SCAttributeItemDelegate::updateEditorGeometry(QWidget *editor, const QStyleOptionViewItem &option, const QModelIndex &index) const
+{
+    QStyledItemDelegate::updateEditorGeometry(editor, option, index);
+    if (editor)
+        editor->setGeometry(option.rect);
+}
+
+void SCAttributeItemDelegate::setEditorData(QWidget *editor, const QModelIndex &index) const
+{
+    switch (index.data(DataTypeRole).toInt()) {
+    case QVariant::StringList: {
+        auto combo = qobject_cast<QComboBox*>(editor);
+        if (combo) {
+            combo->clear();
+            QStringList values = index.data(DataRole).toString().split(";");
+
+            foreach (QString val, values)
+                combo->addItem(val);
+
+            combo->setCurrentText(index.data().toString());
+            return;
+        }
+        break;
+    }
+    default:
+        break;
+    }
+
+    QStyledItemDelegate::setEditorData(editor, index);
+}
+
+void SCAttributeItemDelegate::setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const
+{
+    auto combo = qobject_cast<QComboBox*>(editor);
+    if (combo) {
+        model->setData(index, combo->currentText());
+        return;
+    }
+
+    QStyledItemDelegate::setModelData(editor, model, index);
+}