Show tooltips with the error messages.

src/plugins/glsleditor/glslhoverhandler.cpp

@@ -0,0 +1,73 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#include "glslhoverhandler.h"
+#include "glsleditor.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 (GLSLTextEditor *glslEditor = qobject_cast<GLSLTextEditor *>(editor->widget())) {
+        if (! glslEditor->extraSelectionTooltip(pos).isEmpty()) {
+            setToolTip(glslEditor->extraSelectionTooltip(pos));
+        }
+    }
+}
+
+void GLSLHoverHandler::decorateToolTip()
+{
+    if (Qt::mightBeRichText(toolTip()))
+        setToolTip(Qt::escape(toolTip()));
+}