qt-creator/src/plugins/qmakeprojectmanager/qmakebuildconfiguration.h

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
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** 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
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#pragma once

#include "qmakeprojectmanager_global.h"

#include <projectexplorer/buildconfiguration.h>
#include <qtsupport/baseqtversion.h>

namespace ProjectExplorer { class FileNode; }

namespace QmakeProjectManager {

class QmakeBuildInfo;
class QMakeStep;
class QmakeMakeStep;
class QmakeBuildConfigurationFactory;
class QmakeProFileNode;

namespace Internal { class QmakeProjectConfigWidget; }

class QMAKEPROJECTMANAGER_EXPORT QmakeBuildConfiguration : public ProjectExplorer::BuildConfiguration
{
    Q_OBJECT

public:
    QmakeBuildConfiguration(ProjectExplorer::Target *target, Core::Id id);
    ~QmakeBuildConfiguration() override;

    void initialize(const ProjectExplorer::BuildInfo *info) override;
    ProjectExplorer::NamedWidget *createConfigWidget() override;
    bool isShadowBuild() const;

    void setSubNodeBuild(QmakeProFileNode *node);
    QmakeProFileNode *subNodeBuild() const;

    ProjectExplorer::FileNode *fileNodeBuild() const;
    void setFileNodeBuild(ProjectExplorer::FileNode *node);

    QtSupport::BaseQtVersion::QmakeBuildConfigs qmakeBuildConfiguration() const;
    void setQMakeBuildConfiguration(QtSupport::BaseQtVersion::QmakeBuildConfigs config);

    /// suffix should be unique
    static QString shadowBuildDirectory(const QString &profilePath, const ProjectExplorer::Kit *k,
                                        const QString &suffix, BuildConfiguration::BuildType type);

    /// \internal for qmakestep
    // used by qmake step to notify that the qmake args have changed
    // not really nice, the build configuration should save the arguments
    // since they are needed for reevaluation
    void emitQMakeBuildConfigurationChanged();

    QStringList configCommandLineArguments() const;

    // Those functions are used in a few places.
    // The drawback is that we shouldn't actually depend on them being always there
    // That is generally the stuff that is asked should normally be transferred to
    // QmakeProject *
    // So that we can later enable people to build qmake the way they would like
    QMakeStep *qmakeStep() const;
    QmakeMakeStep *makeStep() const;

    QString makefile() const;

    enum MakefileState { MakefileMatches, MakefileForWrongProject, MakefileIncompatible, MakefileMissing };
    MakefileState compareToImportFrom(const QString &makefile, QString *errorString = nullptr);
    static Utils::FileName extractSpecFromArguments(
            QString *arguments, const QString &directory, const QtSupport::BaseQtVersion *version,
            QStringList *outArgs = nullptr);

    QVariantMap toMap() const override;

    bool isEnabled() const override;
    QString disabledReason() const override;
    /// \internal For QmakeProject, since that manages the parsing information
    void setEnabled(bool enabled);

    BuildType buildType() const override;

    void addToEnvironment(Utils::Environment &env) const override;
    static void setupBuildEnvironment(ProjectExplorer::Kit *k, Utils::Environment &env);

    void emitProFileEvaluateNeeded();

signals:
    /// emitted for setQMakeBuildConfig, not emitted for Qt version changes, even
    /// if those change the qmakebuildconfig
    void qmakeBuildConfigurationChanged();
    void shadowBuildChanged();

protected:
    bool fromMap(const QVariantMap &map) override;

private:
    void kitChanged();
    void toolChainUpdated(ProjectExplorer::ToolChain *tc);
    void qtVersionsChanged(const QList<int> &, const QList<int> &, const QList<int> &changed);

    class LastKitState
    {
    public:
        LastKitState();
        explicit LastKitState(ProjectExplorer::Kit *k);
        bool operator ==(const LastKitState &other) const;
        bool operator !=(const LastKitState &other) const;
    private:
        int m_qtVersion = -1;
        QByteArray m_toolchain;
        QString m_sysroot;
        QString m_mkspec;
    };
    LastKitState m_lastKitState;

    bool m_shadowBuild = true;
    bool m_isEnabled = true;
    QtSupport::BaseQtVersion::QmakeBuildConfigs m_qmakeBuildConfiguration = nullptr;
    QmakeProFileNode *m_subNodeBuild = nullptr;
    ProjectExplorer::FileNode *m_fileNodeBuild = nullptr;

    friend class Internal::QmakeProjectConfigWidget;
    friend class QmakeBuildConfigurationFactory;
};

class QMAKEPROJECTMANAGER_EXPORT QmakeBuildConfigurationFactory : public ProjectExplorer::IBuildConfigurationFactory
{
    Q_OBJECT

public:
    QmakeBuildConfigurationFactory();

    QList<ProjectExplorer::BuildInfo *> availableBuilds(const ProjectExplorer::Target *parent) const override;
    QList<ProjectExplorer::BuildInfo *> availableSetups(const ProjectExplorer::Kit *k,
                                                        const QString &projectPath) const override;
private:
    QmakeBuildInfo *createBuildInfo(const ProjectExplorer::Kit *k, const QString &projectPath,
                                    ProjectExplorer::BuildConfiguration::BuildType type) const;
};

} // namespace QmakeProjectManager