sc/source/ui/inc/tbzoomsliderctrl.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #pragma once
  20
  21 #include <vcl/customweld.hxx>
  22 #include <vcl/image.hxx>
  23 #include <vcl/window.hxx>
  24 #include <svl/poolitem.hxx>
  25 #include <vcl/InterimItemWindow.hxx>
  26 #include <sfx2/tbxctrl.hxx>
  27
  28 namespace com::sun::star::frame { class XDispatchProvider; }
  29
  30 class SvxZoomSliderItem;
  31
  32 class ScZoomSliderControl : public SfxToolBoxControl
  33 {
  34 public:
  35     SFX_DECL_TOOLBOX_CONTROL();
  36     ScZoomSliderControl( sal_uInt16 nSlotId, ToolBoxItemId nId, ToolBox& rTbx );
  37     virtual ~ScZoomSliderControl() override;
  38
  39     virtual void StateChangedAtToolBoxControl( sal_uInt16 nSID, SfxItemState eState, const SfxPoolItem* pState ) override;
  40     virtual VclPtr<InterimItemWindow> CreateItemWindow( vcl::Window *pParent ) override;
  41 };
  42
  43 class ScZoomSlider final : public weld::CustomWidgetController
  44 {
  45 private:
  46     sal_uInt16                   mnSliderLength;
  47     sal_uInt16                   mnCurrentZoom;
  48     sal_uInt16                   mnMinZoom;
  49     sal_uInt16                   mnMaxZoom;
  50     std::vector< tools::Long >      maSnappingPointOffsets;
  51     std::vector< sal_uInt16 >    maSnappingPointZooms;
  52     Image                    maSliderButton;
  53     Image                    maIncreaseButton;
  54     Image                    maDecreaseButton;
  55     bool                     mbOmitPaint;
  56     css::uno::Reference<css::frame::XDispatchProvider> m_xDispatchProvider;
  57
  58     sal_uInt16 Offset2Zoom(tools::Long nOffset) const;
  59     tools::Long Zoom2Offset(sal_uInt16 nZoom) const;
  60
  61     void DoPaint(vcl::RenderContext& rRenderContext);
  62 public:
  63     ScZoomSlider(css::uno::Reference<css::frame::XDispatchProvider> xDispatchProvider,
  64                  sal_uInt16 nCurrentZoom);
  65
  66     void UpdateFromItem(const SvxZoomSliderItem* pZoomSliderItem);
  67
  68     void SetSliderLength(sal_uInt16 nLength) { mnSliderLength = nLength; }
  69     sal_uInt16 GetSliderLength() const { return mnSliderLength; }
  70     virtual bool MouseButtonDown( const MouseEvent& rMEvt ) override;
  71     virtual bool MouseMove( const MouseEvent& rMEvt ) override;
  72     virtual void Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect) override;
  73 };
  74
  75 class ScZoomSliderWnd final : public InterimItemWindow
  76 {
  77 private:
  78     std::unique_ptr<ScZoomSlider> mxWidget;
  79     std::unique_ptr<weld::Label> mxPercentage;
  80     std::unique_ptr<weld::Label> mxLabel;
  81     std::unique_ptr<weld::CustomWeld> mxWeld;
  82
  83 public:
  84     ScZoomSliderWnd(vcl::Window* pParent, const css::uno::Reference<css::frame::XDispatchProvider>& rDispatchProvider,
  85                     sal_uInt16 nCurrentZoom);
  86     virtual ~ScZoomSliderWnd() override;
  87     virtual void dispose() override;
  88     void UpdateFromItem( const SvxZoomSliderItem* pZoomSliderItem );
  89 };
  90
  91 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */