Android: Simplify code assist by using KeywordsCompletionProvider

Change-Id: I566e54e8cb539227019fd9cf94113924d1ac9822
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
Reviewed-by: Vikas Pachdha <vikas.pachdha@qt.io>

src/plugins/android/android.pro

@@ -41,7 +41,6 @@ HEADERS += \
     androidsignaloperation.h \
     javaeditor.h \
     javaindenter.h \
-    javacompletionassistprovider.h \
     avddialog.h \
     android_global.h \
     androidbuildapkstep.h \
@@ -86,7 +85,6 @@ SOURCES += \
     androidsignaloperation.cpp \
     javaeditor.cpp \
     javaindenter.cpp \
-    javacompletionassistprovider.cpp \
     avddialog.cpp \
     androidbuildapkstep.cpp \
     androidbuildapkwidget.cpp \

src/plugins/android/android.qbs

@@ -107,8 +107,6 @@ Project {
             "avddialog.h",
             "certificatesmodel.cpp",
             "certificatesmodel.h",
-            "javacompletionassistprovider.cpp",
-            "javacompletionassistprovider.h",
             "javaeditor.cpp",
             "javaeditor.h",
             "javaindenter.cpp",

src/plugins/android/androidplugin.cpp

@@ -42,7 +42,6 @@
 #include "androidruncontrol.h"
 #include "androidsettingspage.h"
 #include "androidtoolchain.h"
-#include "javacompletionassistprovider.h"
 #include "javaeditor.h"
 
 #ifdef HAVE_QBS

src/plugins/android/javacompletionassistprovider.cpp

@@ -1,113 +0,0 @@
-/****************************************************************************
-**
-** 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 "javacompletionassistprovider.h"
-#include "androidconstants.h"
-
-#include <texteditor/codeassist/assistinterface.h>
-#include <texteditor/codeassist/keywordscompletionassist.h>
-#include <coreplugin/id.h>
-
-using namespace Android;
-using namespace Android::Internal;
-
-static const char *const keywords[] = {
-    "abstract",
-    "continue",
-    "for",
-    "new",
-    "switch",
-    "assert",
-    "default",
-    "goto",
-    "package",
-    "synchronized",
-    "boolean",
-    "do",
-    "if",
-    "private",
-    "this",
-    "break",
-    "double",
-    "implements",
-    "protected",
-    "throw",
-    "byte",
-    "else",
-    "import",
-    "public",
-    "throws",
-    "case",
-    "enum",
-    "instanceof",
-    "return",
-    "transient",
-    "catch",
-    "extends",
-    "int",
-    "short",
-    "try",
-    "char",
-    "final",
-    "interface",
-    "static",
-    "void",
-    "class",
-    "finally",
-    "long",
-    "strictfp",
-    "volatile",
-    "const",
-    "float",
-    "native",
-    "super",
-    "while",
-    0
-};
-
-JavaCompletionAssistProvider::JavaCompletionAssistProvider()
-{
-}
-
-JavaCompletionAssistProvider::~JavaCompletionAssistProvider()
-{
-
-}
-
-void JavaCompletionAssistProvider::init() const
-{
-    for (uint i = 0; i < sizeof keywords / sizeof keywords[0] - 1; i++)
-        m_keywords.append(QLatin1String(keywords[i]));
-}
-
-TextEditor::IAssistProcessor *JavaCompletionAssistProvider::createProcessor() const
-{
-    if (m_keywords.isEmpty())
-        init();
-    TextEditor::Keywords keywords = TextEditor::Keywords(m_keywords,
-                                                         QStringList(),
-                                                         QMap<QString, QStringList>());
-    return new TextEditor::KeywordsCompletionAssistProcessor(keywords);
-}

src/plugins/android/javacompletionassistprovider.h

@@ -1,52 +0,0 @@
-/****************************************************************************
-**
-** 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.
-**
-****************************************************************************/
-
-#pragma once
-
-#include <texteditor/codeassist/completionassistprovider.h>
-
-#include <QStringList>
-
-namespace Android {
-namespace Internal {
-
-class JavaCompletionAssistProvider : public TextEditor::CompletionAssistProvider
-{
-    Q_OBJECT
-
-public:
-    JavaCompletionAssistProvider();
-    ~JavaCompletionAssistProvider();
-
-    void init() const;
-
-    TextEditor::IAssistProcessor *createProcessor() const;
-
-private:
-    mutable QStringList m_keywords;
-};
-
-} // namespace Internal
-} // namespace Android

src/plugins/android/javaeditor.cpp

@@ -26,8 +26,8 @@
 #include "javaeditor.h"
 #include "javaindenter.h"
 #include "androidconstants.h"
-#include "javacompletionassistprovider.h"
 
+#include <texteditor/codeassist/keywordscompletionassist.h>
 #include <coreplugin/editormanager/ieditorfactory.h>
 #include <texteditor/normalindenter.h>
 #include <texteditor/textdocument.h>
@@ -59,6 +59,14 @@ static TextEditor::TextDocument *createJavaDocument()
 
 JavaEditorFactory::JavaEditorFactory()
 {
+    static QStringList keywords = {
+        "abstract", "assert", "boolean", "break", "byte", "case", "catch", "char", "class", "const",
+        "continue", "default", "do", "double", "else", "enum", "extends", "final", "finally",
+        "float", "for", "goto", "if", "implements", "import", "instanceof", "int", "interface",
+        "long", "native", "new", "package", "private", "protected", "public", "return", "short",
+        "static", "strictfp", "super", "switch", "synchronized", "this", "throw", "throws",
+        "transient", "try", "void", "volatile", "while"
+    };
     setId(Constants::JAVA_EDITOR_ID);
     setDisplayName(tr("Java Editor"));
     addMimeType(Constants::JAVA_MIMETYPE);
@@ -67,8 +75,8 @@ JavaEditorFactory::JavaEditorFactory()
     setUseGenericHighlighter(true);
     setCommentDefinition(Utils::CommentDefinition::CppStyle);
     setEditorActionHandlers(TextEditor::TextEditorActionHandler::UnCommentSelection);
-    setCompletionAssistProvider(new JavaCompletionAssistProvider);
     setMarksVisible(true);
+    setCompletionAssistProvider(new TextEditor::KeywordsCompletionAssistProvider(keywords));
 }
 
 } // namespace Internal