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 <dialmgr.hxx>
  23 #include <officecfg/Office/Common.hxx>
  24 #include <osl/file.hxx>
  25 #include <rtl/bootstrap.hxx>
  26 #include <tipoftheday.hrc>
  27 #include <vcl/graphicfilter.hxx>
  28 #include <vcl/help.hxx>
  29 #include <vcl/virdev.hxx>
  30 #include <vcl/svapp.hxx>
  31 #include <i18nlangtag/languagetag.hxx>
  32 #include <unotools/resmgr.hxx>
  33 #include <unotools/configmgr.hxx>
  34
  35 TipOfTheDayDialog::TipOfTheDayDialog(weld::Window* pParent)
  36     : GenericDialogController(pParent, "cui/ui/tipofthedaydialog.ui", "TipOfTheDayDialog")
  37     , m_pImage(m_xBuilder->weld_image("imImage"))
  38     , m_pText(m_xBuilder->weld_label("lbText"))
  39     , m_pShowTip(m_xBuilder->weld_check_button("cbShowTip"))
  40     , m_pNext(m_xBuilder->weld_button("btnNext"))
  41     , m_pLink(m_xBuilder->weld_link_button("btnLink"))
  42 {
  43     m_pShowTip->set_active(officecfg::Office::Common::Misc::ShowTipOfTheDay::get());
  44     m_pNext->connect_clicked(LINK(this, TipOfTheDayDialog, OnNextClick));
  45
  46     nNumberOfTips = SAL_N_ELEMENTS(TIPOFTHEDAY_STRINGARRAY);
  47     nCurrentTip = officecfg::Office::Common::Misc::LastTipOfTheDayID::get();
  48
  49     const auto t0 = std::chrono::system_clock::now().time_since_epoch();
  50     nDay = std::chrono::duration_cast<std::chrono::hours>(t0).count() / 24; //days since 1970-01-01
  51     if (nDay > officecfg::Office::Common::Misc::LastTipOfTheDayShown::get())
  52         nCurrentTip++;
  53
  54     UpdateTip();
  55 }
  56
  57 TipOfTheDayDialog::~TipOfTheDayDialog()
  58 {
  59     std::shared_ptr<comphelper::ConfigurationChanges> xChanges(
  60         comphelper::ConfigurationChanges::create());
  61     officecfg::Office::Common::Misc::LastTipOfTheDayShown::set(nDay, xChanges);
  62     officecfg::Office::Common::Misc::LastTipOfTheDayID::set(nCurrentTip, xChanges);
  63     officecfg::Office::Common::Misc::ShowTipOfTheDay::set(m_pShowTip->get_active(), xChanges);
  64     xChanges->commit();
  65 }
  66
  67 static bool file_exists(const OUString& fileName)
  68 {
  69     ::osl::File aFile(fileName);
  70     return aFile.open(osl_File_OpenFlag_Read) == osl::FileBase::E_None;
  71 }
  72
  73 void TipOfTheDayDialog::UpdateTip()
  74 {
  75     if ((nCurrentTip + 1 > nNumberOfTips) || (nCurrentTip < 0))
  76         nCurrentTip = 0;
  77     m_xDialog->set_title(CuiResId(STR_TITLE) + ": " + OUString::number(nCurrentTip + 1) + "/"
  78                          + OUString::number(nNumberOfTips));
  79
  80     // text
  81     OUString aText = CuiResId(std::get<0>(TIPOFTHEDAY_STRINGARRAY[nCurrentTip]));
  82     m_pText->set_label(aText);
  83
  84     // hyperlink
  85     aLink = std::get<1>(TIPOFTHEDAY_STRINGARRAY[nCurrentTip]);
  86     if (aLink.isEmpty())
  87     {
  88         m_pLink->set_visible(false);
  89     }
  90     else if (aLink.startsWith("http"))
  91     {
  92         // Links may have some %PRODUCTVERSION which need to be expanded
  93         aText = Translate::ExpandVariables(aLink);
  94         sal_Int32 aPos = aText.indexOf("%LANGUAGENAME");
  95         if (aPos != -1)
  96         {
  97             OUString aLang = LanguageTag(utl::ConfigManager::getUILocale()).getLanguage();
  98             if (aLang == "en" || aLang == "pt" || aLang == "zh") //en-US/GB, pt-BR, zh-CH/TW
  99                 aLang = LanguageTag(utl::ConfigManager::getUILocale()).getBcp47();
 100             aText = aText.replaceAt(aPos, 13, aLang);
 101         }
 102         m_pLink->set_uri(aText);
 103
 104         m_pLink->set_label(CuiResId(STR_MORE_LINK));
 105         m_pLink->set_visible(true);
 106         m_pLink->connect_activate_link(Link<weld::LinkButton&, bool>());
 107     }
 108     else
 109     {
 110         m_pLink->set_uri("");
 111         m_pLink->set_label(CuiResId(STR_HELP_LINK));
 112         m_pLink->set_visible(true);
 113         //converts aLink into the proper offline/online hyperlink
 114         m_pLink->connect_activate_link(LINK(this, TipOfTheDayDialog, OnLinkClick));
 115     }
 116     // image
 117     OUString aURL("$BRAND_BASE_DIR/$BRAND_SHARE_SUBDIR/tipoftheday/");
 118     rtl::Bootstrap::expandMacros(aURL);
 119     OUString aImage = std::get<2>(TIPOFTHEDAY_STRINGARRAY[nCurrentTip]);
 120     // use default image if none is available with the number
 121     if (aImage.isEmpty() || !file_exists(aURL + aImage))
 122         aImage = "tipoftheday.png";
 123     // draw image
 124     Graphic aGraphic;
 125     if (GraphicFilter::LoadGraphic(aURL + aImage, OUString(), aGraphic) == ERRCODE_NONE)
 126     {
 127         ScopedVclPtr<VirtualDevice> m_pVirDev = m_pImage->create_virtual_device();
 128         m_pVirDev->SetOutputSizePixel(aGraphic.GetSizePixel());
 129         m_pVirDev->DrawBitmapEx(Point(0, 0), aGraphic.GetBitmapEx());
 130         m_pImage->set_image(m_pVirDev.get());
 131         m_pVirDev.disposeAndClear();
 132     }
 133 }
 134
 135 IMPL_LINK_NOARG(TipOfTheDayDialog, OnLinkClick, weld::LinkButton&, bool)
 136 {
 137     Application::GetHelp()->Start(aLink, static_cast<weld::Widget*>(nullptr));
 138     return true;
 139 }
 140
 141 IMPL_LINK_NOARG(TipOfTheDayDialog, OnNextClick, weld::Button&, void)
 142 {
 143     nCurrentTip++; //zeroed at updatetip when out of range
 144     UpdateTip();
 145 }
 146
 147 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */