cui/source/dialogs/tipofthedaydlg.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 <tipofthedaydlg.hxx>
  21
  22 #include <config_folders.h>
  23 #include <dialmgr.hxx>
  24 #include <officecfg/Office/Common.hxx>
  25 #include <osl/file.hxx>
  26 #include <rtl/bootstrap.hxx>
  27 #include <tipoftheday.hrc>
  28 #include <vcl/graphicfilter.hxx>
  29 #include <vcl/virdev.hxx>
  30 #include <sfx2/sfxhelp.hxx>
  31 #include <vcl/svapp.hxx>
  32
  33 TipOfTheDayDialog::TipOfTheDayDialog(weld::Window* pParent)
  34     : GenericDialogController(pParent, "cui/ui/tipofthedaydialog.ui", "TipOfTheDayDialog")
  35     , m_pImage(m_xBuilder->weld_image("imImage"))
  36     , m_pText(m_xBuilder->weld_label("lbText"))
  37     , m_pShowTip(m_xBuilder->weld_check_button("cbShowTip"))
  38     , m_pNext(m_xBuilder->weld_button("btnNext"))
  39     , m_pLink(m_xBuilder->weld_link_button("btnLink"))
  40 {
  41     m_pShowTip->connect_toggled(LINK(this, TipOfTheDayDialog, OnShowTipToggled));
  42     m_pNext->connect_clicked(LINK(this, TipOfTheDayDialog, OnNextClick));
  43
  44     nNumberOfTips = SAL_N_ELEMENTS(TIPOFTHEDAY_STRINGARRAY);
  45     srand(time(nullptr));
  46     nCurrentTip = rand() % nNumberOfTips;
  47     UpdateTip();
  48 }
  49
  50 TipOfTheDayDialog::~TipOfTheDayDialog()
  51 {
  52     std::shared_ptr<comphelper::ConfigurationChanges> xChanges(
  53         comphelper::ConfigurationChanges::create());
  54     const auto t0 = std::chrono::system_clock::now().time_since_epoch();
  55     const sal_Int32 nDay
  56         = std::chrono::duration_cast<std::chrono::hours>(t0).count() / 24; // days since 1970-01-01
  57     officecfg::Office::Common::Misc::LastTipOfTheDayShown::set(nDay, xChanges);
  58     xChanges->commit();
  59 }
  60
  61 static bool file_exists(const OUString& fileName)
  62 {
  63     ::osl::File aFile(fileName);
  64     return aFile.open(osl_File_OpenFlag_Read) == osl::FileBase::E_None;
  65 }
  66
  67 void TipOfTheDayDialog::UpdateTip()
  68 {
  69     // text
  70     OUString aText = CuiResId(std::get<0>(TIPOFTHEDAY_STRINGARRAY[nCurrentTip]));
  71     m_pText->set_label(aText);
  72
  73     // hyperlink
  74     aLink = std::get<1>(TIPOFTHEDAY_STRINGARRAY[nCurrentTip]);
  75     if (aLink.isEmpty())
  76     {
  77         m_pLink->set_visible(false);
  78     }
  79     else if (aLink.startsWith("http"))
  80     {
  81         m_pLink->set_uri(aLink);
  82         m_pLink->set_label(CuiResId(STR_MORE_LINK));
  83         m_pLink->set_visible(true);
  84         m_pLink->connect_clicked(Link<weld::LinkButton&, void>());
  85     }
  86     else
  87     {
  88         m_pLink->set_uri("");
  89         m_pLink->set_label(CuiResId(STR_HELP_LINK));
  90         m_pLink->set_visible(true);
  91         //converts aLink into the proper offline/online hyperlink
  92         m_pLink->connect_clicked(LINK(this, TipOfTheDayDialog, OnLinkClick));
  93     }
  94
  95     // image
  96     OUString aURL("$BRAND_BASE_DIR/$BRAND_SHARE_SUBDIR/tipoftheday/");
  97     rtl::Bootstrap::expandMacros(aURL);
  98     OUString aImage = std::get<2>(TIPOFTHEDAY_STRINGARRAY[nCurrentTip]);
  99     // use default image if none is available with the number
 100     if (aImage.isEmpty() || !file_exists(aURL + aImage))
 101         aImage = "tipoftheday.png";
 102     // draw image
 103     Graphic aGraphic;
 104     if (GraphicFilter::LoadGraphic(aURL + aImage, OUString(), aGraphic) == ERRCODE_NONE)
 105     {
 106         ScopedVclPtr<VirtualDevice> m_pVirDev;
 107         m_pVirDev = m_pImage->create_virtual_device();
 108         m_pVirDev->SetOutputSizePixel(aGraphic.GetSizePixel());
 109         m_pVirDev->DrawBitmapEx(Point(0, 0), aGraphic.GetBitmapEx());
 110         m_pImage->set_image(m_pVirDev.get());
 111         m_pVirDev.disposeAndClear();
 112     }
 113 }
 114
 115 IMPL_STATIC_LINK(TipOfTheDayDialog, OnShowTipToggled, weld::ToggleButton&, rButton, void)
 116 {
 117     std::shared_ptr<comphelper::ConfigurationChanges> xChanges(
 118         comphelper::ConfigurationChanges::create());
 119     officecfg::Office::Common::Misc::ShowTipOfTheDay::set(rButton.get_active(), xChanges);
 120     xChanges->commit();
 121 }
 122
 123 IMPL_LINK_NOARG(TipOfTheDayDialog, OnLinkClick, weld::LinkButton&, void)
 124 {
 125     Application::GetHelp()->Start(aLink, static_cast<weld::Widget*>(nullptr));
 126 }
 127
 128 IMPL_LINK_NOARG(TipOfTheDayDialog, OnNextClick, weld::Button&, void)
 129 {
 130     nCurrentTip = (nCurrentTip + 1) % nNumberOfTips;
 131     UpdateTip();
 132 }
 133
 134 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */