CppTools: Move CppHoverHandler to CppTools

This is in preparation for clang code model to provide its own hover
handler.

Change-Id: Ifbdd96f427989bd5d1fbc4badb9c38108485c2f2
Reviewed-by: Ivan Donchevskii <ivan.donchevskii@qt.io>

1 files changed, 0 insertions, 190 deletions

diff --git a/src/plugins/cppeditor/cpphoverhandler.cpp b/src/plugins/cppeditor/cpphoverhandler.cpp
deleted file mode 100644
index d480c12c61..0000000000
--- a/src/plugins/cppeditor/cpphoverhandler.cpp
+++ /dev/null
@@ -1,190 +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 "cpphoverhandler.h"
-
-#include "cppeditorconstants.h"
-#include "cppelementevaluator.h"
-
-#include <coreplugin/helpmanager.h>
-#include <cpptools/baseeditordocumentprocessor.h>
-#include <cpptools/cppmodelmanager.h>
-#include <cpptools/editordocumenthandle.h>
-#include <texteditor/texteditor.h>
-
-#include <utils/textutils.h>
-#include <utils/qtcassert.h>
-#include <utils/tooltip/tooltip.h>
-
-#include <QTextCursor>
-#include <QUrl>
-#include <QVBoxLayout>
-
-using namespace Core;
-using namespace TextEditor;
-
-namespace {
-
-CppTools::BaseEditorDocumentProcessor *editorDocumentProcessor(TextEditorWidget *editorWidget)
-{
-    const QString filePath = editorWidget->textDocument()->filePath().toString();
-    auto cppModelManager = CppTools::CppModelManager::instance();
-    CppTools::CppEditorDocumentHandle *editorHandle = cppModelManager->cppEditorDocument(filePath);
-
-    if (editorHandle)
-        return editorHandle->processor();
-
-    return 0;
-}
-
-bool editorDocumentProcessorHasDiagnosticAt(TextEditorWidget *editorWidget, int pos)
-{
-    if (CppTools::BaseEditorDocumentProcessor *processor = editorDocumentProcessor(editorWidget)) {
-        int line, column;
-        if (Utils::Text::convertPosition(editorWidget->document(), pos, &line, &column))
-            return processor->hasDiagnosticsAt(line, column);
-    }
-
-    return false;
-}
-
-void processWithEditorDocumentProcessor(TextEditorWidget *editorWidget,
-                                        const QPoint &point,
-                                        int position,
-                                        const QString &helpId)
-{
-    if (CppTools::BaseEditorDocumentProcessor *processor = editorDocumentProcessor(editorWidget)) {
-        int line, column;
-        if (Utils::Text::convertPosition(editorWidget->document(), position, &line, &column)) {
-            auto layout = new QVBoxLayout;
-            layout->setContentsMargins(0, 0, 0, 0);
-            layout->setSpacing(2);
-            processor->addDiagnosticToolTipToLayout(line, column, layout);
-            Utils::ToolTip::show(point, layout, editorWidget, helpId);
-        }
-    }
-}
-
-} // anonymous namespace
-
-namespace CppEditor {
-namespace Internal {
-
-void CppHoverHandler::identifyMatch(TextEditorWidget *editorWidget, int pos)
-{
-    m_positionForEditorDocumentProcessor = -1;
-
-    if (editorDocumentProcessorHasDiagnosticAt(editorWidget, pos)) {
-        setPriority(Priority_Diagnostic);
-        m_positionForEditorDocumentProcessor = pos;
-        return;
-    }
-
-    QTextCursor tc(editorWidget->document());
-    tc.setPosition(pos);
-
-    CppElementEvaluator evaluator(editorWidget);
-    evaluator.setTextCursor(tc);
-    evaluator.execute();
-    if (evaluator.hasDiagnosis()) {
-        setToolTip(evaluator.diagnosis());
-        setPriority(Priority_Diagnostic);
-    } else if (evaluator.identifiedCppElement()) {
-        const QSharedPointer<CppElement> &cppElement = evaluator.cppElement();
-        if (priority() != Priority_Diagnostic) {
-            setToolTip(cppElement->tooltip);
-            setPriority(cppElement->tooltip.isEmpty() ? Priority_None : Priority_Tooltip);
-        }
-        QStringList candidates = cppElement->helpIdCandidates;
-        candidates.removeDuplicates();
-        foreach (const QString &helpId, candidates) {
-            if (helpId.isEmpty())
-                continue;
-
-            const QMap<QString, QUrl> helpLinks = HelpManager::linksForIdentifier(helpId);
-            if (!helpLinks.isEmpty()) {
-                setLastHelpItemIdentified(HelpItem(helpId,
-                                                   cppElement->helpMark,
-                                                   cppElement->helpCategory,
-                                                   helpLinks));
-                break;
-            }
-        }
-    }
-}
-
-void CppHoverHandler::decorateToolTip()
-{
-    if (m_positionForEditorDocumentProcessor != -1)
-        return;
-
-    if (Qt::mightBeRichText(toolTip()))
-        setToolTip(toolTip().toHtmlEscaped());
-
-    if (priority() != Priority_Diagnostic)
-        return;
-
-    const HelpItem &help = lastHelpItemIdentified();
-    if (help.isValid()) {
-        // If Qt is built with a namespace, we still show the tip without it, as
-        // it is in the docs and for consistency with the doc extraction mechanism.
-        const HelpItem::Category category = help.category();
-        const QString &contents = help.extractContent(false);
-        if (!contents.isEmpty()) {
-            if (category == HelpItem::ClassOrNamespace)
-                setToolTip(help.helpId() + contents);
-            else
-                setToolTip(contents);
-        } else if (category == HelpItem::Typedef ||
-                   category == HelpItem::Enum ||
-                   category == HelpItem::ClassOrNamespace) {
-            // This approach is a bit limited since it cannot be used for functions
-            // because the help id doesn't really help in that case.
-            QString prefix;
-            if (category == HelpItem::Typedef)
-                prefix = QLatin1String("typedef ");
-            else if (category == HelpItem::Enum)
-                prefix = QLatin1String("enum ");
-            setToolTip(prefix + help.helpId());
-        }
-    }
-}
-
-void CppHoverHandler::operateTooltip(TextEditor::TextEditorWidget *editorWidget,
-                                     const QPoint &point)
-{
-    if (m_positionForEditorDocumentProcessor == -1) {
-        BaseHoverHandler::operateTooltip(editorWidget, point);
-        return;
-    }
-
-    const HelpItem helpItem = lastHelpItemIdentified();
-    const QString helpId = helpItem.isValid() ? helpItem.helpId() : QString();
-    processWithEditorDocumentProcessor(editorWidget, point, m_positionForEditorDocumentProcessor,
-                                       helpId);
-}
-
-} // namespace Internal
-} // namespace CppEditor