/* -*- 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/.

 *

 * This file incorporates work covered by the following license notice:

 *

 *   Licensed to the Apache Software Foundation (ASF) under one or more

 *   contributor license agreements. See the NOTICE file distributed

 *   with this work for additional information regarding copyright

 *   ownership. The ASF licenses this file to you under the Apache

 *   License, Version 2.0 (the "License"); you may not use this file

 *   except in compliance with the License. You may obtain a copy of

 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .

 */

#include <uielement/edittoolbarcontroller.hxx>

#include <com/sun/star/beans/PropertyValue.hpp>

#include <comphelper/propertyvalue.hxx>

#include <vcl/InterimItemWindow.hxx>

#include <svtools/toolboxcontroller.hxx>

#include <vcl/svapp.hxx>

#include <vcl/toolbox.hxx>

#include <vcl/event.hxx>

using namespace ::com::sun::star;

using namespace css::uno;

using namespace css::beans;

using namespace css::frame;

namespace framework

{

// Wrapper class to notify controller about events from edit.

// Unfortunaltly the events are notified through virtual methods instead

// of Listeners.

class EditControl final : public InterimItemWindow

{

public:

    EditControl(vcl::Window* pParent, EditToolbarController* pEditToolbarController);

    virtual ~EditControl() override;

    virtual void dispose() override;

    OUString get_text() const { return m_xWidget->get_text(); }

    void set_text(const OUString& rText) { m_xWidget->set_text(rText); }

private:

    std::unique_ptr<weld::Entry> m_xWidget;

    EditToolbarController* m_pEditToolbarController;

    DECL_LINK(FocusInHdl, weld::Widget&, void);

    DECL_LINK(FocusOutHdl, weld::Widget&, void);

    DECL_LINK(ModifyHdl, weld::Entry&, void);

    DECL_LINK(ActivateHdl, weld::Entry&, bool);

    DECL_LINK(KeyInputHdl, const ::KeyEvent&, bool);

};

EditControl::EditControl(vcl::Window* pParent, EditToolbarController* pEditToolbarController)

    : InterimItemWindow(pParent, u"svt/ui/editcontrol.ui"_ustr, u"EditControl"_ustr)

    , m_xWidget(m_xBuilder->weld_entry(u"entry"_ustr))

    , m_pEditToolbarController(pEditToolbarController)

{

    OUString sEmpty;

    m_xWidget->set_help_id(sEmpty);

    m_xContainer->set_help_id(sEmpty);

    InitControlBase(m_xWidget.get());

    m_xWidget->connect_focus_in(LINK(this, EditControl, FocusInHdl));

    m_xWidget->connect_focus_out(LINK(this, EditControl, FocusOutHdl));

    m_xWidget->connect_changed(LINK(this, EditControl, ModifyHdl));

    m_xWidget->connect_activate(LINK(this, EditControl, ActivateHdl));

    m_xWidget->connect_key_press(LINK(this, EditControl, KeyInputHdl));

    SetSizePixel(get_preferred_size());

}

Unexecuted instantiation: framework::EditControl::EditControl(vcl::Window*, framework::EditToolbarController*)

Unexecuted instantiation: framework::EditControl::EditControl(vcl::Window*, framework::EditToolbarController*)

IMPL_LINK(EditControl, KeyInputHdl, const ::KeyEvent&, rKEvt, bool)

{

    return ChildKeyInput(rKEvt);

}

EditControl::~EditControl()

{

    disposeOnce();

}

void EditControl::dispose()

{

    m_pEditToolbarController = nullptr;

    m_xWidget.reset();

    InterimItemWindow::dispose();

}

IMPL_LINK_NOARG(EditControl, ModifyHdl, weld::Entry&, void)

{

    if (m_pEditToolbarController)

        m_pEditToolbarController->Modify();

}

IMPL_LINK_NOARG(EditControl, FocusInHdl, weld::Widget&, void)

{

    if (m_pEditToolbarController)

        m_pEditToolbarController->GetFocus();

}

IMPL_LINK_NOARG(EditControl, FocusOutHdl, weld::Widget&, void)

{

    if ( m_pEditToolbarController )

        m_pEditToolbarController->LoseFocus();

}

IMPL_LINK_NOARG(EditControl, ActivateHdl, weld::Entry&, bool)

{

    if (m_pEditToolbarController)

        m_pEditToolbarController->Activate();

    return true;

}

EditToolbarController::EditToolbarController(

    const Reference< XComponentContext >&    rxContext,

    const Reference< XFrame >&               rFrame,

    ToolBox*                                 pToolbar,

    ToolBoxItemId                            nID,

    sal_Int32                                nWidth,

    const OUString&                          aCommand ) :

    ComplexToolbarController( rxContext, rFrame, pToolbar, nID, aCommand )

    ,   m_pEditControl( nullptr )

{

    m_pEditControl = VclPtr<EditControl>::Create(m_xToolbar, this);

    if ( nWidth == 0 )

        nWidth = 100;

    // EditControl ctor has set a suitable height already

    auto nHeight = m_pEditControl->GetSizePixel().Height();

    m_pEditControl->SetSizePixel( ::Size( nWidth, nHeight ));

    m_xToolbar->SetItemWindow( m_nID, m_pEditControl );

}

EditToolbarController::~EditToolbarController()

{

}

void SAL_CALL EditToolbarController::dispose()

{

    SolarMutexGuard aSolarMutexGuard;

    m_xToolbar->SetItemWindow( m_nID, nullptr );

    m_pEditControl.disposeAndClear();

    ComplexToolbarController::dispose();

}

Sequence<PropertyValue> EditToolbarController::getExecuteArgs(sal_Int16 KeyModifier) const

{

    OUString aSelectedText = m_pEditControl->get_text();

    // Add key modifier to argument list

    Sequence<PropertyValue> aArgs{ comphelper::makePropertyValue(u"KeyModifier"_ustr, KeyModifier),

                                   comphelper::makePropertyValue(u"Text"_ustr, aSelectedText) };

    return aArgs;

}

void EditToolbarController::Modify()

{

    notifyTextChanged(m_pEditControl->get_text());

}

void EditToolbarController::GetFocus()

{

    notifyFocusGet();

}

void EditToolbarController::LoseFocus()

{

    notifyFocusLost();

}

void EditToolbarController::Activate()

{

    // Call execute only with non-empty text

    if (!m_pEditControl->get_text().isEmpty())

        execute(0);

}

void EditToolbarController::executeControlCommand( const css::frame::ControlCommand& rControlCommand )

{

    if ( !rControlCommand.Command.startsWith( "SetText" ))

        return;

    for ( const NamedValue& rArg : rControlCommand.Arguments )

    {

        if ( rArg.Name.startsWith( "Text" ))

        {

            OUString aText;

            rArg.Value >>= aText;

            m_pEditControl->set_text(aText);

            // send notification

            notifyTextChanged( aText );

            break;

        }

    }

}

} // namespace

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