framework/source/uielement/FixedImageToolbarController.cxx

   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
  20 #include <uielement/FixedImageToolbarController.hxx>
  21
  22 #include <vcl/graph.hxx>
  23 #include <vcl/svapp.hxx>
  24 #include <vcl/toolbox.hxx>
  25 #include <vcl/InterimItemWindow.hxx>
  26 #include <svtools/miscopt.hxx>
  27 #include <svtools/imgdef.hxx>
  28 #include <framework/addonsoptions.hxx>
  29
  30 using namespace ::com::sun::star;
  31 using namespace ::com::sun::star::uno;
  32 using namespace ::com::sun::star::frame;
  33
  34 namespace framework
  35 {
  36 class FixedImageControl final : public InterimItemWindow
  37 {
  38 public:
  39     FixedImageControl(vcl::Window* pParent, const OUString& rCommand);
  40     virtual ~FixedImageControl() override;
  41     virtual void dispose() override;
  42     DECL_LINK(KeyInputHdl, const ::KeyEvent&, bool);
  43
  44 private:
  45     std::unique_ptr<weld::Image> m_xWidget;
  46 };
  47
  48 FixedImageControl::FixedImageControl(vcl::Window* pParent, const OUString& rCommand)
  49     : InterimItemWindow(pParent, u"svt/ui/fixedimagecontrol.ui"_ustr, u"FixedImageControl"_ustr)
  50     , m_xWidget(m_xBuilder->weld_image(u"image"_ustr))
  51 {
  52     InitControlBase(m_xWidget.get());
  53
  54     m_xWidget->connect_key_press(LINK(this, FixedImageControl, KeyInputHdl));
  55
  56     bool bBigImages(SvtMiscOptions::AreCurrentSymbolsLarge());
  57     auto xImage
  58         = Graphic(AddonsOptions().GetImageFromURL(rCommand, bBigImages, true)).GetXGraphic();
  59     m_xWidget->set_image(xImage);
  60
  61     SetSizePixel(get_preferred_size());
  62 }
  63
  64 IMPL_LINK(FixedImageControl, KeyInputHdl, const ::KeyEvent&, rKEvt, bool)
  65 {
  66     return ChildKeyInput(rKEvt);
  67 }
  68
  69 FixedImageControl::~FixedImageControl() { disposeOnce(); }
  70
  71 void FixedImageControl::dispose()
  72 {
  73     m_xWidget.reset();
  74     InterimItemWindow::dispose();
  75 }
  76
  77 FixedImageToolbarController::FixedImageToolbarController(
  78     const Reference<XComponentContext>& rxContext, const Reference<XFrame>& rFrame,
  79     ToolBox* pToolbar, ToolBoxItemId nID, const OUString& rCommand)
  80     : ComplexToolbarController(rxContext, rFrame, pToolbar, nID, rCommand)
  81     , m_eSymbolSize(SvtMiscOptions::GetCurrentSymbolsSize())
  82 {
  83     m_pFixedImageControl = VclPtr<FixedImageControl>::Create(m_xToolbar, rCommand);
  84     m_xToolbar->SetItemWindow(m_nID, m_pFixedImageControl);
  85
  86     SvtMiscOptions().AddListenerLink(LINK(this, FixedImageToolbarController, MiscOptionsChanged));
  87 }
  88
  89 void SAL_CALL FixedImageToolbarController::dispose()
  90 {
  91     SolarMutexGuard aSolarMutexGuard;
  92     SvtMiscOptions().RemoveListenerLink(
  93         LINK(this, FixedImageToolbarController, MiscOptionsChanged));
  94     m_xToolbar->SetItemWindow(m_nID, nullptr);
  95     m_pFixedImageControl.disposeAndClear();
  96     ComplexToolbarController::dispose();
  97 }
  98
  99 void FixedImageToolbarController::executeControlCommand(const css::frame::ControlCommand&) {}
 100
 101 void FixedImageToolbarController::CheckAndUpdateImages()
 102 {
 103     SolarMutexGuard aSolarMutexGuard;
 104
 105     const sal_Int16 eNewSymbolSize = SvtMiscOptions::GetCurrentSymbolsSize();
 106
 107     if (m_eSymbolSize == eNewSymbolSize)
 108         return;
 109
 110     m_eSymbolSize = eNewSymbolSize;
 111
 112     // Refresh images if requested
 113     ::Size aSize(16, 16);
 114     if (m_eSymbolSize == SFX_SYMBOLS_SIZE_LARGE)
 115     {
 116         aSize.setWidth(26);
 117         aSize.setHeight(26);
 118     }
 119     else if (m_eSymbolSize == SFX_SYMBOLS_SIZE_32)
 120     {
 121         aSize.setWidth(32);
 122         aSize.setHeight(32);
 123     }
 124     m_pFixedImageControl->SetSizePixel(aSize);
 125 }
 126
 127 IMPL_LINK_NOARG(FixedImageToolbarController, MiscOptionsChanged, LinkParamNone*, void)
 128 {
 129     CheckAndUpdateImages();
 130 }
 131
 132 } // namespace framework
 133
 134 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */