qt-creator/src/plugins/glsleditor/glslhoverhandler.cpp

/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (info@qt.nokia.com)
**
**
** GNU Lesser General Public License Usage
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** 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:
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** 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
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#include "glslhoverhandler.h"
#include "glsleditor.h"
#include "glsleditoreditable.h"

#include <coreplugin/editormanager/ieditor.h>
#include <coreplugin/editormanager/editormanager.h>
#include <coreplugin/helpmanager.h>
#include <extensionsystem/pluginmanager.h>
#include <texteditor/itexteditor.h>
#include <texteditor/basetexteditor.h>

#include <QtGui/QTextCursor>
#include <QtCore/QUrl>

using namespace GLSLEditor;
using namespace GLSLEditor::Internal;
using namespace Core;

GLSLHoverHandler::GLSLHoverHandler(QObject *parent) : BaseHoverHandler(parent)
{}

GLSLHoverHandler::~GLSLHoverHandler()
{}

bool GLSLHoverHandler::acceptEditor(IEditor *editor)
{
    if (qobject_cast<GLSLEditorEditable *>(editor) != 0)
        return true;
    return false;
}

void GLSLHoverHandler::identifyMatch(TextEditor::ITextEditor *editor, int pos)
{
    if (GLSLTextEditorWidget *glslEditor = qobject_cast<GLSLTextEditorWidget *>(editor->widget())) {
        if (! glslEditor->extraSelectionTooltip(pos).isEmpty()) {
            setToolTip(glslEditor->extraSelectionTooltip(pos));
        }
    }
}

void GLSLHoverHandler::decorateToolTip()
{
    if (Qt::mightBeRichText(toolTip()))
        setToolTip(Qt::escape(toolTip()));
}