Android: Add minimal Java editing support

Indentation for blocks '{'. '}' and completion for keywords.

TODO: "New File" is missing,
TODO: probably needs some tweaks to the indentation.
Task-number: QTCREATORBUG-11220

Change-Id: I758b3815e47d1427d39c0248eb16e39ffb7a29fb
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@digia.com>

1 files changed, 134 insertions, 0 deletions

diff --git a/src/plugins/android/javaeditor.cpp b/src/plugins/android/javaeditor.cpp
new file mode 100644
index 0000000000..c4c922873a
--- /dev/null
+++ b/src/plugins/android/javaeditor.cpp
@@ -0,0 +1,134 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** 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://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/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 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, 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 "javaeditor.h"
+#include "javaindenter.h"
+#include "javaautocompleter.h"
+#include "androidconstants.h"
+#include "javacompletionassistprovider.h"
+
+#include <texteditor/texteditorsettings.h>
+#include <texteditor/texteditorconstants.h>
+#include <texteditor/normalindenter.h>
+#include <texteditor/highlighterutils.h>
+#include <coreplugin/mimedatabase.h>
+#include <extensionsystem/pluginmanager.h>
+
+#include <QFileInfo>
+
+using namespace Android;
+using namespace Android::Internal;
+
+//
+// JavaEditor
+//
+
+JavaEditor::JavaEditor(JavaEditorWidget *editor)
+  : BaseTextEditor(editor)
+{
+    setContext(Core::Context(Constants::C_JAVA_EDITOR,
+              TextEditor::Constants::C_TEXTEDITOR));
+}
+
+Core::IEditor *JavaEditor::duplicate()
+{
+    JavaEditorWidget *ret = new JavaEditorWidget(
+                qobject_cast<JavaEditorWidget*>(editorWidget()));
+    TextEditor::TextEditorSettings::initializeEditor(ret);
+    return ret->editor();
+}
+
+Core::Id JavaEditor::id() const
+{
+    return Core::Id(Constants::JAVA_EDITOR_ID);
+}
+
+TextEditor::CompletionAssistProvider *JavaEditor::completionAssistProvider()
+{
+    return ExtensionSystem::PluginManager::getObject<JavaCompletionAssistProvider>();
+}
+
+//
+// JavaEditorWidget
+//
+
+JavaEditorWidget::JavaEditorWidget(QWidget *parent)
+    : BaseTextEditorWidget(new JavaDocument(), parent)
+{
+    ctor();
+}
+
+JavaEditorWidget::JavaEditorWidget(JavaEditorWidget *other)
+    : BaseTextEditorWidget(other)
+{
+    ctor();
+}
+
+void JavaEditorWidget::ctor()
+{
+    m_commentDefinition.clearCommentStyles();
+    m_commentDefinition.singleLine = QLatin1String("//");
+    m_commentDefinition.multiLineStart = QLatin1String("/*");
+    m_commentDefinition.multiLineEnd = QLatin1String("*/");
+    setAutoCompleter(new JavaAutoCompleter);
+}
+
+void JavaEditorWidget::unCommentSelection()
+{
+    Utils::unCommentSelection(this, m_commentDefinition);
+}
+
+TextEditor::BaseTextEditor *JavaEditorWidget::createEditor()
+{
+    return new JavaEditor(this);
+}
+
+//
+// JavaDocument
+//
+
+JavaDocument::JavaDocument()
+        : TextEditor::BaseTextDocument()
+{
+    setMimeType(QLatin1String(Constants::JAVA_MIMETYPE));
+    setSyntaxHighlighter(TextEditor::createGenericSyntaxHighlighter(Core::MimeDatabase::findByType(QLatin1String(Constants::JAVA_MIMETYPE))));
+    setIndenter(new JavaIndenter);
+}
+
+QString JavaDocument::defaultPath() const
+{
+    QFileInfo fi(filePath());
+    return fi.absolutePath();
+}
+
+QString JavaDocument::suggestedFileName() const
+{
+    QFileInfo fi(filePath());
+    return fi.fileName();
+}