/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/*

 * This file is part of the LibreOffice project.

 *

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

 */

#ifndef INCLUDED_SFX2_INFOBAR_HXX

#define INCLUDED_SFX2_INFOBAR_HXX

#include <vector>

#include <basegfx/color/bcolor.hxx>

#include <sfx2/childwin.hxx>

#include <sfx2/dllapi.h>

#include <vcl/InterimItemWindow.hxx>

namespace weld

{

class Button;

}

namespace weld

{

class Image;

}

namespace weld

{

class Label;

}

namespace weld

{

class TextView;

}

namespace weld

{

class Toolbar;

}

// These must match the values in offapi/com/sun/star/frame/InfobarType.idl

enum class InfobarType

{

    INFO = 0,

    SUCCESS = 1,

    WARNING = 2,

    DANGER = 3

};

class InfobarData

{

public:

    OUString msId;

    OUString msPrimaryMessage;

    OUString msSecondaryMessage;

    InfobarType maInfobarType;

    bool mbShowCloseButton;

};

/** SfxChildWindow for positioning the InfoBar in the view.

  */

class SFX2_DLLPUBLIC SfxInfoBarContainerChild final : public SfxChildWindow

{

private:

    SfxBindings& m_rBindings;

public:

    SfxInfoBarContainerChild(vcl::Window* pParent, sal_uInt16 nId, SfxBindings& rBindings,

                             SfxChildWinInfo& rInfo);

    virtual ~SfxInfoBarContainerChild() override;

    SFX_DECL_CHILDWINDOW_WITHID(SfxInfoBarContainerChild);

    void Update();

};

class ExtraButton;

/** Class representing a single InfoBar to be added in a SfxInfoBarContainerWindow.

  */

class SFX2_DLLPUBLIC SfxInfoBarWindow final : public InterimItemWindow

{

private:

    OUString m_sId;

    InfobarType m_eType;

    Size m_aMessageSize;

    Size m_aOrigMessageSize;

    bool m_bLayingOut;

    std::unique_ptr<weld::Image> m_xImage;

    std::unique_ptr<weld::Label> m_xPrimaryMessage;

    std::unique_ptr<weld::TextView> m_xSecondaryMessage;

    std::unique_ptr<weld::Container> m_xButtonBox;

    std::unique_ptr<weld::Toolbar> m_xCloseBtn;

    std::vector<std::unique_ptr<ExtraButton>> m_aActionBtns;

    DECL_DLLPRIVATE_LINK(SizeAllocHdl, const Size&, void);

    void SetForeAndBackgroundColors(InfobarType eType);

    void SetCloseButtonImage();

public:

    SfxInfoBarWindow(vcl::Window* parent, OUString sId, const OUString& sPrimaryMessage,

                     const OUString& sSecondaryMessage, InfobarType InfobarType,

                     bool bShowCloseButton);

    Size DoLayout();

    virtual void Layout() override;

    virtual bool EventNotify(NotifyEvent& rEvent) override;

    virtual ~SfxInfoBarWindow() override;

    virtual void dispose() override;

    const OUString& getId() const { return m_sId; }

    void Update(const OUString& sPrimaryMessage, const OUString& sSecondaryMessage,

                InfobarType eType);

    basegfx::BColor m_aBackgroundColor;

    basegfx::BColor m_aForegroundColor;

    /** Add button to Infobar.

      * Infobar takes ownership of the button so the button is

      * destroyed when the infobar gets destroyed.

      *

      * The optional "pCommand" is used by extensions, via XInfobarProvider, to

      * dispatch pCommand on click.

      */

    weld::Button& addButton(const OUString* pCommand = nullptr);

    void SetCommandHandler(weld::Button& rBtn, const OUString& aCommand);

private:

    DECL_DLLPRIVATE_LINK(CloseHandler, const OUString&, void);

};

class SfxInfoBarContainerWindow final : public vcl::Window

{

private:

    SfxInfoBarContainerChild* m_pChildWin;

    std::vector<VclPtr<SfxInfoBarWindow>> m_pInfoBars;

    Idle m_aLayoutIdle;

    bool m_bResizing;

    DECL_LINK(DoUpdateLayout, Timer*, void);

public:

    SfxInfoBarContainerWindow(SfxInfoBarContainerChild* pChildWin);

    virtual ~SfxInfoBarContainerWindow() override;

    virtual void dispose() override;

    VclPtr<SfxInfoBarWindow> appendInfoBar(const OUString& sId, const OUString& sPrimaryMessage,

                                           const OUString& sSecondaryMessage, InfobarType ibType,

                                           bool bShowCloseButton);

    VclPtr<SfxInfoBarWindow> getInfoBar(std::u16string_view sId);

    bool hasInfoBarWithID(std::u16string_view sId);

    void removeInfoBar(VclPtr<SfxInfoBarWindow> const& pInfoBar);

    static bool isInfobarEnabled(std::u16string_view sId);

    void TriggerUpdateLayout();

    virtual void Resize() override;

};

#endif

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