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/**************************************************************************
**
** 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
**
** 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, Nokia gives you certain additional
** 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
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#include "glsleditor.h"
#include "glsleditoreditable.h"
#include "glsleditorconstants.h"
#include "glsleditorplugin.h"
#include "glslhighlighter.h"
#include "glslautocompleter.h"
#include "glslindenter.h"
#include <glsl/glsllexer.h>
#include <glsl/glslparser.h>
#include <glsl/glslengine.h>
#include <glsl/glslsemantic.h>
#include <glsl/glslsymbols.h>
#include <coreplugin/actionmanager/actionmanager.h>
#include <coreplugin/actionmanager/actioncontainer.h>
#include <coreplugin/uniqueidmanager.h>
#include <coreplugin/actionmanager/command.h>
#include <coreplugin/editormanager/editormanager.h>
#include <coreplugin/icore.h>
#include <coreplugin/mimedatabase.h>
#include <extensionsystem/pluginmanager.h>
#include <texteditor/basetextdocument.h>
#include <texteditor/fontsettings.h>
#include <texteditor/tabsettings.h>
#include <texteditor/texteditorconstants.h>
#include <texteditor/texteditorsettings.h>
#include <texteditor/syntaxhighlighter.h>
#include <texteditor/refactoroverlay.h>
#include <texteditor/tooltip/tooltip.h>
#include <qmldesigner/qmldesignerconstants.h>
#include <utils/changeset.h>
#include <utils/uncommentselection.h>
#include <QtCore/QFileInfo>
#include <QtCore/QSignalMapper>
#include <QtCore/QTimer>
#include <QtCore/QDebug>
#include <QtGui/QMenu>
#include <QtGui/QComboBox>
#include <QtGui/QHeaderView>
#include <QtGui/QInputDialog>
#include <QtGui/QMainWindow>
#include <QtGui/QToolBar>
#include <QtGui/QTreeView>
using namespace GLSL;
using namespace GLSLEditor;
using namespace GLSLEditor::Internal;
enum {
UPDATE_DOCUMENT_DEFAULT_INTERVAL = 150
};
namespace {
class CreateRanges: protected GLSL::Visitor
{
QTextDocument *textDocument;
Document::Ptr glslDocument;
public:
CreateRanges(QTextDocument *textDocument, Document::Ptr glslDocument)
: textDocument(textDocument), glslDocument(glslDocument) {}
void operator()(GLSL::AST *ast) { accept(ast); }
protected:
using GLSL::Visitor::visit;
virtual void endVisit(GLSL::CompoundStatementAST *ast)
{
if (ast->symbol) {
QTextCursor tc(textDocument);
tc.setPosition(ast->start);
tc.setPosition(ast->end, QTextCursor::KeepAnchor);
glslDocument->addRange(tc, ast->symbol);
}
}
};
} // end of anonymous namespace
Document::Document()
: _engine(0)
, _ast(0)
, _globalScope(0)
{
}
Document::~Document()
{
delete _globalScope;
delete _engine;
}
GLSL::Scope *Document::scopeAt(int position) const
{
foreach (const Range &c, _cursors) {
if (position >= c.cursor.selectionStart() && position <= c.cursor.selectionEnd())
return c.scope;
}
return _globalScope;
}
void Document::addRange(const QTextCursor &cursor, GLSL::Scope *scope)
{
Range c;
c.cursor = cursor;
c.scope = scope;
_cursors.append(c);
}
GLSLTextEditorWidget::GLSLTextEditorWidget(QWidget *parent) :
TextEditor::BaseTextEditorWidget(parent),
m_outlineCombo(0)
{
setParenthesesMatchingEnabled(true);
setMarksVisible(true);
setCodeFoldingSupported(true);
setIndenter(new GLSLIndenter());
setAutoCompleter(new GLSLCompleter());
m_updateDocumentTimer = new QTimer(this);
m_updateDocumentTimer->setInterval(UPDATE_DOCUMENT_DEFAULT_INTERVAL);
m_updateDocumentTimer->setSingleShot(true);
connect(m_updateDocumentTimer, SIGNAL(timeout()), this, SLOT(updateDocumentNow()));
connect(this, SIGNAL(textChanged()), this, SLOT(updateDocument()));
baseTextDocument()->setSyntaxHighlighter(new Highlighter(this, document()));
// if (m_modelManager) {
// m_semanticHighlighter->setModelManager(m_modelManager);
// connect(m_modelManager, SIGNAL(documentUpdated(GLSL::Document::Ptr)),
// this, SLOT(onDocumentUpdated(GLSL::Document::Ptr)));
// connect(m_modelManager, SIGNAL(libraryInfoUpdated(QString,GLSL::LibraryInfo)),
// this, SLOT(forceSemanticRehighlight()));
// connect(this->document(), SIGNAL(modificationChanged(bool)), this, SLOT(modificationChanged(bool)));
// }
}
GLSLTextEditorWidget::~GLSLTextEditorWidget()
{
}
int GLSLTextEditorWidget::editorRevision() const
{
//return document()->revision();
return 0;
}
bool GLSLTextEditorWidget::isOutdated() const
{
// if (m_semanticInfo.revision() != editorRevision())
// return true;
return false;
}
Core::IEditor *GLSLEditorEditable::duplicate(QWidget *parent)
{
GLSLTextEditorWidget *newEditor = new GLSLTextEditorWidget(parent);
newEditor->duplicateFrom(editorWidget());
GLSLEditorPlugin::instance()->initializeEditor(newEditor);
return newEditor->editor();
}
QString GLSLEditorEditable::id() const
{
return QLatin1String(GLSLEditor::Constants::C_GLSLEDITOR_ID);
}
bool GLSLEditorEditable::open(const QString &fileName)
{
editorWidget()->setMimeType(Core::ICore::instance()->mimeDatabase()->findByFile(QFileInfo(fileName)).type());
bool b = TextEditor::BaseTextEditor::open(fileName);
return b;
}
Core::Context GLSLEditorEditable::context() const
{
return m_context;
}
void GLSLTextEditorWidget::setFontSettings(const TextEditor::FontSettings &fs)
{
TextEditor::BaseTextEditorWidget::setFontSettings(fs);
Highlighter *highlighter = qobject_cast<Highlighter*>(baseTextDocument()->syntaxHighlighter());
if (!highlighter)
return;
/*
NumberFormat,
StringFormat,
TypeFormat,
KeywordFormat,
LabelFormat,
CommentFormat,
VisualWhitespace,
*/
static QVector<QString> categories;
if (categories.isEmpty()) {
categories << QLatin1String(TextEditor::Constants::C_NUMBER)
<< QLatin1String(TextEditor::Constants::C_STRING)
<< QLatin1String(TextEditor::Constants::C_TYPE)
<< QLatin1String(TextEditor::Constants::C_KEYWORD)
<< QLatin1String(TextEditor::Constants::C_OPERATOR)
<< QLatin1String(TextEditor::Constants::C_PREPROCESSOR)
<< QLatin1String(TextEditor::Constants::C_LABEL)
<< QLatin1String(TextEditor::Constants::C_COMMENT)
<< QLatin1String(TextEditor::Constants::C_DOXYGEN_COMMENT)
<< QLatin1String(TextEditor::Constants::C_DOXYGEN_TAG)
<< QLatin1String(TextEditor::Constants::C_VISUAL_WHITESPACE)
<< QLatin1String(TextEditor::Constants::C_REMOVED_LINE);
}
highlighter->setFormats(fs.toTextCharFormats(categories));
highlighter->rehighlight();
}
QString GLSLTextEditorWidget::wordUnderCursor() const
{
QTextCursor tc = textCursor();
const QChar ch = characterAt(tc.position() - 1);
// make sure that we're not at the start of the next word.
if (ch.isLetterOrNumber() || ch == QLatin1Char('_'))
tc.movePosition(QTextCursor::Left);
tc.movePosition(QTextCursor::StartOfWord);
tc.movePosition(QTextCursor::EndOfWord, QTextCursor::KeepAnchor);
const QString word = tc.selectedText();
return word;
}
TextEditor::BaseTextEditor *GLSLTextEditorWidget::createEditor()
{
GLSLEditorEditable *editable = new GLSLEditorEditable(this);
createToolBar(editable);
return editable;
}
void GLSLTextEditorWidget::createToolBar(GLSLEditorEditable *editor)
{
m_outlineCombo = new QComboBox;
m_outlineCombo->setMinimumContentsLength(22);
// ### m_outlineCombo->setModel(m_outlineModel);
QTreeView *treeView = new QTreeView;
treeView->header()->hide();
treeView->setItemsExpandable(false);
treeView->setRootIsDecorated(false);
m_outlineCombo->setView(treeView);
treeView->expandAll();
//m_outlineCombo->setSizeAdjustPolicy(QComboBox::AdjustToContents);
// Make the combo box prefer to expand
QSizePolicy policy = m_outlineCombo->sizePolicy();
policy.setHorizontalPolicy(QSizePolicy::Expanding);
m_outlineCombo->setSizePolicy(policy);
editor->insertExtraToolBarWidget(TextEditor::BaseTextEditor::Left, m_outlineCombo);
}
bool GLSLTextEditorWidget::event(QEvent *e)
{
return BaseTextEditorWidget::event(e);
}
void GLSLTextEditorWidget::unCommentSelection()
{
Utils::unCommentSelection(this);
}
void GLSLTextEditorWidget::updateDocument()
{
m_updateDocumentTimer->start();
}
void GLSLTextEditorWidget::updateDocumentNow()
{
m_updateDocumentTimer->stop();
int variant = languageVariant();
const QString contents = toPlainText(); // get the code from the editor
const QByteArray preprocessedCode = contents.toLatin1(); // ### use the QtCreator C++ preprocessor.
Document::Ptr doc(new Document());
GLSL::Engine *engine = new GLSL::Engine();
doc->_engine = new GLSL::Engine();
Parser parser(doc->_engine, preprocessedCode.constData(), preprocessedCode.size(), variant);
TranslationUnitAST *ast = parser.parse();
if (ast != 0 || extraSelections(CodeWarningsSelection).isEmpty()) {
GLSLEditorPlugin *plugin = GLSLEditorPlugin::instance();
Semantic sem;
Scope *globalScope = engine->newNamespace();
doc->_globalScope = globalScope;
sem.translationUnit(plugin->shaderInit(variant)->ast, globalScope, plugin->shaderInit(variant)->engine);
if (variant & Lexer::Variant_VertexShader)
sem.translationUnit(plugin->vertexShaderInit(variant)->ast, globalScope, plugin->vertexShaderInit(variant)->engine);
if (variant & Lexer::Variant_FragmentShader)
sem.translationUnit(plugin->fragmentShaderInit(variant)->ast, globalScope, plugin->fragmentShaderInit(variant)->engine);
sem.translationUnit(ast, globalScope, engine);
CreateRanges createRanges(document(), doc);
createRanges(ast);
QTextCharFormat errorFormat;
errorFormat.setUnderlineStyle(QTextCharFormat::WaveUnderline);
errorFormat.setUnderlineColor(Qt::red);
QTextCharFormat warningFormat;
warningFormat.setUnderlineStyle(QTextCharFormat::WaveUnderline);
warningFormat.setUnderlineColor(Qt::darkYellow);
QList<QTextEdit::ExtraSelection> sels;
QSet<int> errors;
foreach (const DiagnosticMessage &m, engine->diagnosticMessages()) {
if (! m.line())
continue;
else if (errors.contains(m.line()))
continue;
errors.insert(m.line());
QTextCursor cursor(document()->findBlockByNumber(m.line() - 1));
cursor.movePosition(QTextCursor::EndOfBlock, QTextCursor::KeepAnchor);
QTextEdit::ExtraSelection sel;
sel.cursor = cursor;
sel.format = m.isError() ? errorFormat : warningFormat;
sel.format.setToolTip(m.message());
sels.append(sel);
}
setExtraSelections(CodeWarningsSelection, sels);
m_glslDocument = doc;
}
}
int GLSLTextEditorWidget::languageVariant() const
{
int variant = 0;
QString type = mimeType();
bool isVertex = false;
bool isFragment = false;
bool isDesktop = false;
if (type.isEmpty()) {
// ### Before file has been opened, so don't know the mime type.
isVertex = true;
isFragment = true;
} else if (type == QLatin1String("text/x-glsl") ||
type == QLatin1String("application/x-glsl")) {
isVertex = true;
isFragment = true;
isDesktop = true;
} else if (type == QLatin1String("text/x-glsl-vert")) {
isVertex = true;
isDesktop = true;
} else if (type == QLatin1String("text/x-glsl-frag")) {
isFragment = true;
isDesktop = true;
} else if (type == QLatin1String("text/x-glsl-es-vert")) {
isVertex = true;
} else if (type == QLatin1String("text/x-glsl-es-frag")) {
isFragment = true;
}
if (isDesktop)
variant |= Lexer::Variant_GLSL_120;
else
variant |= Lexer::Variant_GLSL_ES_100;
if (isVertex)
variant |= Lexer::Variant_VertexShader;
if (isFragment)
variant |= Lexer::Variant_FragmentShader;
return variant;
}
Document::Ptr GLSLTextEditorWidget::glslDocument() const
{
return m_glslDocument;
}
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