Add a comand line editor for environment variables

Task-number: QTCREATORBUG-6499

Change-Id: I43df7bddd10776e0fdb192c668ab0d99a6fea7e6
Reviewed-by: Daniel Teske <daniel.teske@nokia.com>
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/projectexplorer/environmentitemswidget.cpp

@@ -0,0 +1,154 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+**
+** GNU Lesser General Public License Usage
+**
+** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** Other Usage
+**
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**************************************************************************/
+
+#include "environmentitemswidget.h"
+
+#include <utils/environment.h>
+#include <texteditor/snippets/snippeteditor.h>
+#include <texteditor/texteditorsettings.h>
+
+#include <QtGui/QVBoxLayout>
+#include <QtGui/QDialogButtonBox>
+
+namespace ProjectExplorer {
+
+class EnvironmentItemsWidgetPrivate
+{
+public:
+    QList<Utils::EnvironmentItem> cleanUp(
+            const QList<Utils::EnvironmentItem> &items) const;
+    TextEditor::BaseTextEditorWidget *m_editor;
+};
+
+QList<Utils::EnvironmentItem> EnvironmentItemsWidgetPrivate::cleanUp(
+        const QList<Utils::EnvironmentItem> &items) const
+{
+    QList<Utils::EnvironmentItem> uniqueItems;
+    QSet<QString> uniqueSet;
+    for (int i = items.count() - 1; i >= 0; i--) {
+        Utils::EnvironmentItem item = items.at(i);
+#if defined(Q_OS_WIN)
+        item.name = item.name.toUpper();
+#endif
+        const QString &itemName = item.name;
+        QString emptyName = itemName;
+        emptyName.remove(QLatin1Char(' '));
+        if (!emptyName.isEmpty() && !uniqueSet.contains(itemName)) {
+            uniqueItems.prepend(item);
+            uniqueSet.insert(itemName);
+        }
+    }
+    return uniqueItems;
+}
+
+EnvironmentItemsWidget::EnvironmentItemsWidget(QWidget *parent) :
+    QWidget(parent), d(new EnvironmentItemsWidgetPrivate)
+{
+    d->m_editor = new TextEditor::SnippetEditorWidget(this);
+    TextEditor::TextEditorSettings *settings = TextEditor::TextEditorSettings::instance();
+    d->m_editor->setFontSettings(settings->fontSettings());
+    QVBoxLayout *layout = new QVBoxLayout(this);
+    layout->addWidget(d->m_editor);
+}
+
+EnvironmentItemsWidget::~EnvironmentItemsWidget()
+{
+    delete d;
+}
+
+void EnvironmentItemsWidget::setEnvironmentItems(const QList<Utils::EnvironmentItem> &items)
+{
+    QList<Utils::EnvironmentItem> sortedItems = items;
+    Utils::EnvironmentItem::sort(&sortedItems);
+    QStringList list = Utils::EnvironmentItem::toStringList(sortedItems);
+    d->m_editor->document()->setPlainText(list.join(QLatin1String("\n")));
+}
+
+QList<Utils::EnvironmentItem> EnvironmentItemsWidget::environmentItems() const
+{
+    const QStringList list = d->m_editor->document()->toPlainText().split(QLatin1String("\n"));
+    QList<Utils::EnvironmentItem> items = Utils::EnvironmentItem::fromStringList(list);
+    return d->cleanUp(items);
+}
+
+
+
+class EnvironmentItemsDialogPrivate
+{
+public:
+    EnvironmentItemsWidget *m_editor;
+};
+
+EnvironmentItemsDialog::EnvironmentItemsDialog(QWidget *parent) :
+    QDialog(parent), d(new EnvironmentItemsDialogPrivate)
+{
+    resize(640, 480);
+    d->m_editor = new EnvironmentItemsWidget(this);
+    QDialogButtonBox *box = new QDialogButtonBox(
+            QDialogButtonBox::Ok | QDialogButtonBox::Cancel, Qt::Horizontal, this);
+    connect(box, SIGNAL(accepted()), this, SLOT(accept()));
+    connect(box, SIGNAL(rejected()), this, SLOT(reject()));
+    QVBoxLayout *layout = new QVBoxLayout(this);
+    layout->addWidget(d->m_editor);
+    layout->addWidget(box);
+    setWindowTitle(tr("Edit Environment"));
+}
+
+EnvironmentItemsDialog::~EnvironmentItemsDialog()
+{
+    delete d;
+}
+
+void EnvironmentItemsDialog::setEnvironmentItems(const QList<Utils::EnvironmentItem> &items)
+{
+    d->m_editor->setEnvironmentItems(items);
+}
+
+QList<Utils::EnvironmentItem> EnvironmentItemsDialog::environmentItems() const
+{
+    return d->m_editor->environmentItems();
+}
+
+QList<Utils::EnvironmentItem> EnvironmentItemsDialog::getEnvironmentItems(QWidget *parent,
+                const QList<Utils::EnvironmentItem> &initial, bool *ok)
+{
+    EnvironmentItemsDialog dlg(parent);
+    dlg.setEnvironmentItems(initial);
+    bool result = dlg.exec() == QDialog::Accepted;
+    if (ok)
+        *ok = result;
+    if (result)
+        return dlg.environmentItems();
+    return QList<Utils::EnvironmentItem>();
+}
+
+} // namespace ProjectExplorer