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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
* 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 .
*/
#ifndef INCLUDED_SVX_SOURCE_INC_STYLES_PREVIEW_WINDOW_HXX
#define INCLUDED_SVX_SOURCE_INC_STYLES_PREVIEW_WINDOW_HXX
#include <vcl/InterimItemWindow.hxx>
#include <svl/style.hxx>
#include <com/sun/star/frame/XDispatchProvider.hpp>
#include <com/sun/star/frame/XFrame.hpp>
#include <sfx2/sfxstatuslistener.hxx>
class StylesPreviewWindow_Base;
/// Listener for style selection
class StyleStatusListener final : public SfxStatusListener
{
StylesPreviewWindow_Base* m_pPreviewControl;
public:
StyleStatusListener(
StylesPreviewWindow_Base* pPreviewControl,
const css::uno::Reference<css::frame::XDispatchProvider>& xDispatchProvider);
void StateChangedAtStatusListener(SfxItemState eState, const SfxPoolItem* pState) override;
};
/// Listener for styles creation or modification
class StylePoolChangeListener final : public SfxListener
{
StylesPreviewWindow_Base* m_pPreviewControl;
SfxStyleSheetBasePool* m_pStyleSheetPool;
public:
StylePoolChangeListener(StylesPreviewWindow_Base* pPreviewControl);
~StylePoolChangeListener();
virtual void Notify(SfxBroadcaster& rBC, const SfxHint& rHint) override;
};
class StyleItemController
{
static constexpr unsigned LEFT_MARGIN = 8;
SfxStyleFamily m_eStyleFamily;
std::pair<OUString, OUString> m_aStyleName;
public:
StyleItemController(std::pair<OUString, OUString> aStyleName);
void Paint(vcl::RenderContext& rRenderContext);
private:
void DrawEntry(vcl::RenderContext& rRenderContext);
void DrawText(vcl::RenderContext& rRenderContext);
void DrawHighlight(vcl::RenderContext& rRenderContext, Color aFontBack);
static void DrawContentBackground(vcl::RenderContext& rRenderContext,
const tools::Rectangle& aContentRect, const Color& aColor);
};
class StylesListUpdateTask final : public Idle
{
StylesPreviewWindow_Base& m_rStylesList;
public:
StylesListUpdateTask(StylesPreviewWindow_Base& rStylesList)
: Idle("StylesListUpdateTask")
, m_rStylesList(rStylesList)
{
SetPriority(TaskPriority::HIGH_IDLE);
}
virtual void Invoke() override;
};
class StylesPreviewWindow_Base
{
friend class StylesListUpdateTask;
protected:
static constexpr unsigned STYLES_COUNT = 6;
css::uno::Reference<css::frame::XFrame> m_xFrame;
std::unique_ptr<weld::IconView> m_xStylesView;
StylesListUpdateTask m_aUpdateTask;
rtl::Reference<StyleStatusListener> m_xStatusListener;
std::unique_ptr<StylePoolChangeListener> m_pStylePoolChangeListener;
std::vector<std::pair<OUString, OUString>> m_aDefaultStyles;
std::vector<std::pair<OUString, OUString>> m_aAllStyles;
OUString m_sSelectedStyle;
DECL_LINK(Selected, weld::IconView&, void);
DECL_LINK(DoubleClick, weld::IconView&, bool);
DECL_LINK(DoCommand, const CommandEvent&, bool);
DECL_LINK(GetPreviewImage, const weld::encoded_image_query&, bool);
public:
StylesPreviewWindow_Base(weld::Builder& xBuilder,
std::vector<std::pair<OUString, OUString>>&& aDefaultStyles,
const css::uno::Reference<css::frame::XFrame>& xFrame);
~StylesPreviewWindow_Base();
void Select(const OUString& rStyleName);
void RequestStylesListUpdate();
static VclPtr<VirtualDevice> GetCachedPreview(const std::pair<OUString, OUString>& rStyle);
static OString GetCachedPreviewJson(const std::pair<OUString, OUString>& rStyle);
private:
void UpdateStylesList();
void UpdateSelection();
bool Command(const CommandEvent& rEvent);
};
class StylesPreviewWindow_Impl final : public InterimItemWindow, public StylesPreviewWindow_Base
{
public:
StylesPreviewWindow_Impl(vcl::Window* pParent,
std::vector<std::pair<OUString, OUString>>&& aDefaultStyles,
const css::uno::Reference<css::frame::XFrame>& xFrame);
~StylesPreviewWindow_Impl();
void dispose();
void SetOptimalSize();
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
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