Files
qt-creator/src/plugins/clangcodemodel/clangmodelmanagersupport.cpp
Nikolai Kosjar 5b1ae09fbf Clang: Auto reparse if diagnostic config changes
On diagnostic config change, affected documents are closed behind the
scenes. Visible ones are parsed immediately, invisible ones are tagged
for parse once they become visible.

Task-number: QTCREATORBUG-16263
Change-Id: Id4dcc69f1a4bfccc597e798d6821f8718f86e352
Reviewed-by: Orgad Shaneh <orgads@gmail.com>
Reviewed-by: David Schulz <david.schulz@qt.io>
2018-01-29 08:14:08 +00:00

493 lines
18 KiB
C++

/****************************************************************************
**
** 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 "clangmodelmanagersupport.h"
#include "clangconstants.h"
#include "clangeditordocumentprocessor.h"
#include "clangutils.h"
#include "clangfollowsymbol.h"
#include "clanghoverhandler.h"
#include "clangprojectsettings.h"
#include "clangrefactoringengine.h"
#include <coreplugin/editormanager/editormanager.h>
#include <cpptools/cppcodemodelsettings.h>
#include <cpptools/cppfollowsymbolundercursor.h>
#include <cpptools/cppmodelmanager.h>
#include <cpptools/cpptoolsreuse.h>
#include <cpptools/editordocumenthandle.h>
#include <cpptools/projectinfo.h>
#include <texteditor/quickfix.h>
#include <projectexplorer/project.h>
#include <projectexplorer/session.h>
#include <clangsupport/cmbregisterprojectsforeditormessage.h>
#include <clangsupport/filecontainer.h>
#include <clangsupport/projectpartcontainer.h>
#include <utils/algorithm.h>
#include <utils/qtcassert.h>
#include <QCoreApplication>
#include <QMenu>
#include <QTextBlock>
using namespace ClangCodeModel;
using namespace ClangCodeModel::Internal;
static ModelManagerSupportClang *m_instance = 0;
static bool useClangFollowSymbol()
{
static bool use = qEnvironmentVariableIntValue("QTC_CLANG_FOLLOW_SYMBOL");
return use;
}
static CppTools::CppModelManager *cppModelManager()
{
return CppTools::CppModelManager::instance();
}
ModelManagerSupportClang::ModelManagerSupportClang()
: m_completionAssistProvider(m_communicator)
, m_refactoringEngine(new RefactoringEngine)
{
QTC_CHECK(!m_instance);
m_instance = this;
if (useClangFollowSymbol())
m_followSymbol.reset(new ClangFollowSymbol);
else
m_followSymbol.reset(new CppTools::FollowSymbolUnderCursor);
Core::EditorManager *editorManager = Core::EditorManager::instance();
connect(editorManager, &Core::EditorManager::editorOpened,
this, &ModelManagerSupportClang::onEditorOpened);
connect(editorManager, &Core::EditorManager::currentEditorChanged,
this, &ModelManagerSupportClang::onCurrentEditorChanged,
Qt::QueuedConnection);
connect(editorManager, &Core::EditorManager::editorsClosed,
this, &ModelManagerSupportClang::onEditorClosed,
Qt::QueuedConnection);
CppTools::CppModelManager *modelManager = cppModelManager();
connect(modelManager, &CppTools::CppModelManager::abstractEditorSupportContentsUpdated,
this, &ModelManagerSupportClang::onAbstractEditorSupportContentsUpdated);
connect(modelManager, &CppTools::CppModelManager::abstractEditorSupportRemoved,
this, &ModelManagerSupportClang::onAbstractEditorSupportRemoved);
connect(modelManager, &CppTools::CppModelManager::projectPartsUpdated,
this, &ModelManagerSupportClang::onProjectPartsUpdated);
connect(modelManager, &CppTools::CppModelManager::projectPartsRemoved,
this, &ModelManagerSupportClang::onProjectPartsRemoved);
auto *sessionManager = ProjectExplorer::SessionManager::instance();
connect(sessionManager, &ProjectExplorer::SessionManager::projectAdded,
this, &ModelManagerSupportClang::onProjectAdded);
connect(sessionManager, &ProjectExplorer::SessionManager::aboutToRemoveProject,
this, &ModelManagerSupportClang::onAboutToRemoveProject);
CppTools::CppCodeModelSettings *settings = CppTools::codeModelSettings().data();
connect(settings, &CppTools::CppCodeModelSettings::clangDiagnosticConfigsInvalidated,
this, &ModelManagerSupportClang::onDiagnosticConfigsInvalidated);
m_communicator.registerFallbackProjectPart();
}
ModelManagerSupportClang::~ModelManagerSupportClang()
{
QTC_CHECK(m_projectSettings.isEmpty());
m_instance = 0;
}
CppTools::CppCompletionAssistProvider *ModelManagerSupportClang::completionAssistProvider()
{
return &m_completionAssistProvider;
}
TextEditor::BaseHoverHandler *ModelManagerSupportClang::createHoverHandler()
{
return new Internal::ClangHoverHandler;
}
CppTools::FollowSymbolInterface &ModelManagerSupportClang::followSymbolInterface()
{
return *m_followSymbol;
}
CppTools::RefactoringEngineInterface &ModelManagerSupportClang::refactoringEngineInterface()
{
return *m_refactoringEngine;
}
CppTools::BaseEditorDocumentProcessor *ModelManagerSupportClang::createEditorDocumentProcessor(
TextEditor::TextDocument *baseTextDocument)
{
return new ClangEditorDocumentProcessor(m_communicator, baseTextDocument);
}
void ModelManagerSupportClang::onCurrentEditorChanged(Core::IEditor *)
{
m_communicator.updateTranslationUnitVisiblity();
}
void ModelManagerSupportClang::connectTextDocumentToTranslationUnit(TextEditor::TextDocument *textDocument)
{
// Handle externally changed documents
connect(textDocument, &Core::IDocument::aboutToReload,
this, &ModelManagerSupportClang::onCppDocumentAboutToReloadOnTranslationUnit,
Qt::UniqueConnection);
connect(textDocument, &Core::IDocument::reloadFinished,
this, &ModelManagerSupportClang::onCppDocumentReloadFinishedOnTranslationUnit,
Qt::UniqueConnection);
// Handle changes from e.g. refactoring actions
connectToTextDocumentContentsChangedForTranslationUnit(textDocument);
}
void ModelManagerSupportClang::connectTextDocumentToUnsavedFiles(TextEditor::TextDocument *textDocument)
{
// Handle externally changed documents
connect(textDocument, &Core::IDocument::aboutToReload,
this, &ModelManagerSupportClang::onCppDocumentAboutToReloadOnUnsavedFile,
Qt::UniqueConnection);
connect(textDocument, &Core::IDocument::reloadFinished,
this, &ModelManagerSupportClang::onCppDocumentReloadFinishedOnUnsavedFile,
Qt::UniqueConnection);
// Handle changes from e.g. refactoring actions
connectToTextDocumentContentsChangedForUnsavedFile(textDocument);
}
void ModelManagerSupportClang::connectToTextDocumentContentsChangedForTranslationUnit(
TextEditor::TextDocument *textDocument)
{
connect(textDocument, &TextEditor::TextDocument::contentsChangedWithPosition,
this, &ModelManagerSupportClang::onCppDocumentContentsChangedOnTranslationUnit,
Qt::UniqueConnection);
}
void ModelManagerSupportClang::connectToTextDocumentContentsChangedForUnsavedFile(
TextEditor::TextDocument *textDocument)
{
connect(textDocument, &TextEditor::TextDocument::contentsChangedWithPosition,
this, &ModelManagerSupportClang::onCppDocumentContentsChangedOnUnsavedFile,
Qt::UniqueConnection);
}
void ModelManagerSupportClang::connectToWidgetsMarkContextMenuRequested(QWidget *editorWidget)
{
const auto widget = qobject_cast<TextEditor::TextEditorWidget *>(editorWidget);
if (widget) {
connect(widget, &TextEditor::TextEditorWidget::markContextMenuRequested,
this, &ModelManagerSupportClang::onTextMarkContextMenuRequested);
}
}
void ModelManagerSupportClang::onEditorOpened(Core::IEditor *editor)
{
QTC_ASSERT(editor, return);
Core::IDocument *document = editor->document();
QTC_ASSERT(document, return);
TextEditor::TextDocument *textDocument = qobject_cast<TextEditor::TextDocument *>(document);
if (textDocument && cppModelManager()->isCppEditor(editor)) {
connectTextDocumentToTranslationUnit(textDocument);
connectToWidgetsMarkContextMenuRequested(editor->widget());
// TODO: Ensure that not fully loaded documents are updated?
}
}
void ModelManagerSupportClang::onEditorClosed(const QList<Core::IEditor *> &)
{
m_communicator.updateTranslationUnitVisiblity();
}
void ModelManagerSupportClang::onCppDocumentAboutToReloadOnTranslationUnit()
{
TextEditor::TextDocument *textDocument = qobject_cast<TextEditor::TextDocument *>(sender());
disconnect(textDocument, &TextEditor::TextDocument::contentsChangedWithPosition,
this, &ModelManagerSupportClang::onCppDocumentContentsChangedOnTranslationUnit);
}
void ModelManagerSupportClang::onCppDocumentReloadFinishedOnTranslationUnit(bool success)
{
if (success) {
TextEditor::TextDocument *textDocument = qobject_cast<TextEditor::TextDocument *>(sender());
connectToTextDocumentContentsChangedForTranslationUnit(textDocument);
m_communicator.updateTranslationUnitWithRevisionCheck(textDocument);
}
}
namespace {
void clearDiagnosticFixIts(const QString &filePath)
{
auto processor = ClangEditorDocumentProcessor::get(filePath);
if (processor)
processor->clearDiagnosticsWithFixIts();
}
}
void ModelManagerSupportClang::onCppDocumentContentsChangedOnTranslationUnit(int position,
int /*charsRemoved*/,
int /*charsAdded*/)
{
Core::IDocument *document = qobject_cast<Core::IDocument *>(sender());
m_communicator.updateChangeContentStartPosition(document->filePath().toString(),
position);
m_communicator.updateTranslationUnitIfNotCurrentDocument(document);
clearDiagnosticFixIts(document->filePath().toString());
}
void ModelManagerSupportClang::onCppDocumentAboutToReloadOnUnsavedFile()
{
TextEditor::TextDocument *textDocument = qobject_cast<TextEditor::TextDocument *>(sender());
disconnect(textDocument, &TextEditor::TextDocument::contentsChangedWithPosition,
this, &ModelManagerSupportClang::onCppDocumentContentsChangedOnUnsavedFile);
}
void ModelManagerSupportClang::onCppDocumentReloadFinishedOnUnsavedFile(bool success)
{
if (success) {
TextEditor::TextDocument *textDocument = qobject_cast<TextEditor::TextDocument *>(sender());
connectToTextDocumentContentsChangedForUnsavedFile(textDocument);
m_communicator.updateUnsavedFile(textDocument);
}
}
void ModelManagerSupportClang::onCppDocumentContentsChangedOnUnsavedFile()
{
Core::IDocument *document = qobject_cast<Core::IDocument *>(sender());
m_communicator.updateUnsavedFile(document);
}
void ModelManagerSupportClang::onAbstractEditorSupportContentsUpdated(const QString &filePath,
const QByteArray &content)
{
QTC_ASSERT(!filePath.isEmpty(), return);
const QString mappedPath = m_uiHeaderOnDiskManager.createIfNeeded(filePath);
m_communicator.updateUnsavedFile(mappedPath, content, 0);
}
void ModelManagerSupportClang::onAbstractEditorSupportRemoved(const QString &filePath)
{
QTC_ASSERT(!filePath.isEmpty(), return);
if (!cppModelManager()->cppEditorDocument(filePath)) {
const QString mappedPath = m_uiHeaderOnDiskManager.remove(filePath);
const QString projectPartId = Utils::projectPartIdForFile(filePath);
m_communicator.unregisterUnsavedFilesForEditor({{mappedPath, projectPartId}});
}
}
void addFixItsActionsToMenu(QMenu *menu, const TextEditor::QuickFixOperations &fixItOperations)
{
foreach (const auto &fixItOperation, fixItOperations) {
QAction *action = menu->addAction(fixItOperation->description());
QObject::connect(action, &QAction::triggered, [fixItOperation]() {
fixItOperation->perform();
});
}
}
static int lineToPosition(const QTextDocument *textDocument, int lineNumber)
{
QTC_ASSERT(textDocument, return 0);
const QTextBlock textBlock = textDocument->findBlockByLineNumber(lineNumber);
return textBlock.isValid() ? textBlock.position() - 1 : 0;
}
static TextEditor::AssistInterface createAssistInterface(TextEditor::TextEditorWidget *widget,
int lineNumber)
{
return TextEditor::AssistInterface(widget->document(),
lineToPosition(widget->document(), lineNumber),
widget->textDocument()->filePath().toString(),
TextEditor::IdleEditor);
}
void ModelManagerSupportClang::onTextMarkContextMenuRequested(TextEditor::TextEditorWidget *widget,
int lineNumber,
QMenu *menu)
{
QTC_ASSERT(widget, return);
QTC_ASSERT(lineNumber >= 1, return);
QTC_ASSERT(menu, return);
const auto filePath = widget->textDocument()->filePath().toString();
ClangEditorDocumentProcessor *processor = ClangEditorDocumentProcessor::get(filePath);
if (processor) {
const auto assistInterface = createAssistInterface(widget, lineNumber);
const auto fixItOperations = processor->extraRefactoringOperations(assistInterface);
addFixItsActionsToMenu(menu, fixItOperations);
}
}
using ClangEditorDocumentProcessors = QVector<ClangEditorDocumentProcessor *>;
static ClangEditorDocumentProcessors clangProcessors()
{
ClangEditorDocumentProcessors result;
foreach (auto *editorDocument, cppModelManager()->cppEditorDocuments())
result.append(qobject_cast<ClangEditorDocumentProcessor *>(editorDocument->processor()));
return result;
}
static ClangEditorDocumentProcessors
clangProcessorsWithProject(const ProjectExplorer::Project *project)
{
return ::Utils::filtered(clangProcessors(), [project](ClangEditorDocumentProcessor *p) {
return p->hasProjectPart() && p->projectPart()->project == project;
});
}
static void updateProcessors(const ClangEditorDocumentProcessors &processors)
{
CppTools::CppModelManager *modelManager = cppModelManager();
for (ClangEditorDocumentProcessor *processor : processors)
modelManager->cppEditorDocument(processor->filePath())->resetProcessor();
modelManager->updateCppEditorDocuments(/*projectsUpdated=*/ false);
}
void ModelManagerSupportClang::onProjectAdded(ProjectExplorer::Project *project)
{
QTC_ASSERT(!m_projectSettings.value(project), return);
auto *settings = new Internal::ClangProjectSettings(project);
connect(settings, &Internal::ClangProjectSettings::changed, [project]() {
updateProcessors(clangProcessorsWithProject(project));
});
m_projectSettings.insert(project, settings);
}
void ModelManagerSupportClang::onAboutToRemoveProject(ProjectExplorer::Project *project)
{
ClangProjectSettings * const settings = m_projectSettings.value(project);
QTC_ASSERT(settings, return);
m_projectSettings.remove(project);
delete settings;
}
void ModelManagerSupportClang::onProjectPartsUpdated(ProjectExplorer::Project *project)
{
QTC_ASSERT(project, return);
const CppTools::ProjectInfo projectInfo = cppModelManager()->projectInfo(project);
QTC_ASSERT(projectInfo.isValid(), return);
m_communicator.registerProjectsParts(projectInfo.projectParts());
m_communicator.registerFallbackProjectPart();
}
void ModelManagerSupportClang::onProjectPartsRemoved(const QStringList &projectPartIds)
{
if (!projectPartIds.isEmpty()) {
unregisterTranslationUnitsWithProjectParts(projectPartIds);
m_communicator.unregisterProjectPartsForEditor(projectPartIds);
m_communicator.registerFallbackProjectPart();
}
}
static ClangEditorDocumentProcessors clangProcessorsWithDiagnosticConfig(
const QVector<Core::Id> &configIds)
{
return ::Utils::filtered(clangProcessors(), [configIds](ClangEditorDocumentProcessor *p) {
return configIds.contains(p->diagnosticConfigId());
});
}
void ModelManagerSupportClang::onDiagnosticConfigsInvalidated(const QVector<Core::Id> &configIds)
{
updateProcessors(clangProcessorsWithDiagnosticConfig(configIds));
}
static ClangEditorDocumentProcessors
clangProcessorsWithProjectParts(const QStringList &projectPartIds)
{
return ::Utils::filtered(clangProcessors(), [projectPartIds](ClangEditorDocumentProcessor *p) {
return p->hasProjectPart() && projectPartIds.contains(p->projectPart()->id());
});
}
void ModelManagerSupportClang::unregisterTranslationUnitsWithProjectParts(
const QStringList &projectPartIds)
{
const auto processors = clangProcessorsWithProjectParts(projectPartIds);
foreach (ClangEditorDocumentProcessor *processor, processors) {
processor->unregisterTranslationUnitForEditor();
processor->clearProjectPart();
processor->run();
}
}
ModelManagerSupportClang *ModelManagerSupportClang::instance()
{
return m_instance;
}
BackendCommunicator &ModelManagerSupportClang::communicator()
{
return m_communicator;
}
QString ModelManagerSupportClang::dummyUiHeaderOnDiskPath(const QString &filePath) const
{
return m_uiHeaderOnDiskManager.mapPath(filePath);
}
ClangProjectSettings &ModelManagerSupportClang::projectSettings(
ProjectExplorer::Project *project) const
{
return *m_projectSettings.value(project);
}
QString ModelManagerSupportClang::dummyUiHeaderOnDiskDirPath() const
{
return m_uiHeaderOnDiskManager.directoryPath();
}
QString ModelManagerSupportProviderClang::id() const
{
return QLatin1String(Constants::CLANG_MODELMANAGERSUPPORT_ID);
}
QString ModelManagerSupportProviderClang::displayName() const
{
//: Display name
return QCoreApplication::translate("ClangCodeModel::Internal::ModelManagerSupport",
"Clang");
}
CppTools::ModelManagerSupport::Ptr ModelManagerSupportProviderClang::createModelManagerSupport()
{
return CppTools::ModelManagerSupport::Ptr(new ModelManagerSupportClang);
}