From 267c6f2ac71f92999e969232431ba04678e7437e Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 15 Apr 2024 07:54:39 +0200
Subject: Adding upstream version 4:24.2.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 svx/source/inc/StylesPreviewWindow.hxx | 150 +++++++++++++++++++++++++++++++++
 1 file changed, 150 insertions(+)
 create mode 100644 svx/source/inc/StylesPreviewWindow.hxx

(limited to 'svx/source/inc/StylesPreviewWindow.hxx')

diff --git a/svx/source/inc/StylesPreviewWindow.hxx b/svx/source/inc/StylesPreviewWindow.hxx
new file mode 100644
index 0000000000..76b385c084
--- /dev/null
+++ b/svx/source/inc/StylesPreviewWindow.hxx
@@ -0,0 +1,150 @@
+/* -*- 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(DoJsonProperty, const weld::json_prop_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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