Line data    Source code

       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             : 
      10             : #include <vcl/IconThemeSelector.hxx>
      11             : 
      12             : #include <vcl/IconThemeScanner.hxx>
      13             : #include <vcl/IconThemeInfo.hxx>
      14             : 
      15             : #include <algorithm>
      16             : 
      17             : namespace vcl {
      18             : 
      19             : /*static*/ const OUString
      20         267 : IconThemeSelector::FALLBACK_ICON_THEME_ID("tango");
      21             : 
      22             : namespace {
      23             : 
      24             :     class SameTheme :
      25             :         public std::unary_function<const vcl::IconThemeInfo &, bool>
      26             :     {
      27             :     private:
      28             :         const OUString& m_rThemeId;
      29             :     public:
      30      175994 :         explicit SameTheme(const OUString &rThemeId) : m_rThemeId(rThemeId) {}
      31      352066 :         bool operator()(const vcl::IconThemeInfo &rInfo)
      32             :         {
      33      352066 :             return m_rThemeId == rInfo.GetThemeId();
      34             :         }
      35             :     };
      36             : 
      37      175994 : bool icon_theme_is_in_installed_themes(const OUString& theme,
      38             :         const std::vector<IconThemeInfo>& installedThemes)
      39             : {
      40             :     return std::any_of(installedThemes.begin(), installedThemes.end(),
      41      175994 :                        SameTheme(theme));
      42             : }
      43             : 
      44             : } // end anonymous namespace
      45             : 
      46         434 : IconThemeSelector::IconThemeSelector()
      47         434 : : mUseHighContrastTheme(false)
      48             : {
      49         434 : }
      50             : 
      51             : /*static*/ OUString
      52         470 : IconThemeSelector::GetIconThemeForDesktopEnvironment(const OUString& desktopEnvironment)
      53             : {
      54         470 :     OUString r;
      55         940 :     if ( desktopEnvironment.equalsIgnoreAsciiCase("tde") ||
      56         470 :          desktopEnvironment.equalsIgnoreAsciiCase("kde") ) {
      57           0 :         r = "crystal";
      58             :     }
      59         470 :     else if ( desktopEnvironment.equalsIgnoreAsciiCase("kde4") ) {
      60           1 :         r = "oxygen";
      61             :     }
      62         469 :     else if ( desktopEnvironment.equalsIgnoreAsciiCase("kde5") ) {
      63           0 :         r = "breeze";
      64             :     }
      65         469 :     else if ( desktopEnvironment.equalsIgnoreAsciiCase("MacOSX") ) {
      66           0 :         r = "breeze";
      67             :     }
      68             :     else {
      69         469 :         r = FALLBACK_ICON_THEME_ID;
      70             :     }
      71         470 :     return r;
      72             : }
      73             : 
      74             : OUString
      75         471 : IconThemeSelector::SelectIconThemeForDesktopEnvironment(
      76             :         const std::vector<IconThemeInfo>& installedThemes,
      77             :         const OUString& desktopEnvironment) const
      78             : {
      79         471 :     if (!mPreferredIconTheme.isEmpty()) {
      80          17 :         if (icon_theme_is_in_installed_themes(mPreferredIconTheme, installedThemes)) {
      81           1 :             return mPreferredIconTheme;
      82             :         }
      83             :     }
      84             : 
      85         470 :     OUString themeForDesktop = GetIconThemeForDesktopEnvironment(desktopEnvironment);
      86         470 :     if (icon_theme_is_in_installed_themes(themeForDesktop, installedThemes)) {
      87         470 :         return themeForDesktop;
      88             :     }
      89             : 
      90           0 :     return ReturnFallback(installedThemes);
      91             : }
      92             : 
      93             : OUString
      94      175507 : IconThemeSelector::SelectIconTheme(
      95             :         const std::vector<IconThemeInfo>& installedThemes,
      96             :         const OUString& theme) const
      97             : {
      98      175507 :     if (mUseHighContrastTheme) {
      99           1 :         if (icon_theme_is_in_installed_themes(IconThemeInfo::HIGH_CONTRAST_ID, installedThemes)) {
     100           1 :             return IconThemeInfo::HIGH_CONTRAST_ID;
     101             :         }
     102             :     }
     103             : 
     104      175506 :     if (icon_theme_is_in_installed_themes(theme, installedThemes)) {
     105      175504 :         return theme;
     106             :     }
     107             : 
     108           2 :     return ReturnFallback(installedThemes);
     109             : }
     110             : 
     111             : void
     112           5 : IconThemeSelector::SetUseHighContrastTheme(bool v)
     113             : {
     114           5 :     mUseHighContrastTheme = v;
     115           5 : }
     116             : 
     117             : void
     118          14 : IconThemeSelector::SetPreferredIconTheme(const OUString& theme)
     119             : {
     120          14 :     mPreferredIconTheme = theme;
     121          14 : }
     122             : 
     123             : bool
     124       50118 : IconThemeSelector::operator==(const vcl::IconThemeSelector& other) const
     125             : {
     126       50118 :     if (this == &other) {
     127           0 :         return true;
     128             :     }
     129       50118 :     if (mPreferredIconTheme != other.mPreferredIconTheme) {
     130           1 :         return false;
     131             :     }
     132       50117 :     if (mUseHighContrastTheme != other.mUseHighContrastTheme) {
     133           1 :         return false;
     134             :     }
     135       50116 :     return true;
     136             : }
     137             : 
     138             : bool
     139       50116 : IconThemeSelector::operator!=(const vcl::IconThemeSelector& other) const
     140             : {
     141       50116 :     return !((*this) == other);
     142             : }
     143             : 
     144             : /*static*/ OUString
     145           2 : IconThemeSelector::ReturnFallback(const std::vector<IconThemeInfo>& installedThemes)
     146             : {
     147           2 :     if (!installedThemes.empty()) {
     148           1 :         return installedThemes.front().GetThemeId();
     149             :     }
     150             :     else {
     151           1 :         return FALLBACK_ICON_THEME_ID;
     152             :     }
     153             : }
     154             : 
     155         801 : } /* namespace vcl */
     156             : 
     157             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */