vcl/source/window/settings.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 <i18nlangtag/languagetag.hxx>
  21 #include <i18nlangtag/mslangid.hxx>
  22
  23 #include <vcl/event.hxx>
  24 #include <vcl/svapp.hxx>
  25 #include <vcl/window.hxx>
  26 #include <vcl/settings.hxx>
  27
  28 #include <officecfg/Office/Common.hxx>
  29
  30 #include <unotools/configmgr.hxx>
  31 #include <unotools/confignode.hxx>
  32
  33 #include <comphelper/processfactory.hxx>
  34
  35 #include <salframe.hxx>
  36 #include <brdwin.hxx>
  37
  38 #include <window.h>
  39
  40 namespace vcl {
  41
  42 void WindowOutputDevice::SetSettings( const AllSettings& rSettings )
  43 {
  44     SetSettings( rSettings, false );
  45 }
  46
  47 void WindowOutputDevice::SetSettings( const AllSettings& rSettings, bool bChild )
  48 {
  49
  50     if ( auto pBorderWindow = mxOwnerWindow->mpWindowImpl->mpBorderWindow.get() )
  51     {
  52         static_cast<vcl::WindowOutputDevice*>(pBorderWindow->GetOutDev())->SetSettings( rSettings, false );
  53         if ( (pBorderWindow->GetType() == WindowType::BORDERWINDOW) &&
  54              static_cast<ImplBorderWindow*>(pBorderWindow)->mpMenuBarWindow )
  55             static_cast<vcl::WindowOutputDevice*>(static_cast<ImplBorderWindow*>(pBorderWindow)->mpMenuBarWindow->GetOutDev())->SetSettings( rSettings, true );
  56     }
  57
  58     AllSettings aOldSettings(*moSettings);
  59     OutputDevice::SetSettings( rSettings );
  60     AllSettingsFlags nChangeFlags = aOldSettings.GetChangeFlags( rSettings );
  61
  62     // recalculate AppFont-resolution and DPI-resolution
  63     mxOwnerWindow->ImplInitResolutionSettings();
  64
  65     if ( bool(nChangeFlags) )
  66     {
  67         DataChangedEvent aDCEvt( DataChangedEventType::SETTINGS, &aOldSettings, nChangeFlags );
  68         mxOwnerWindow->DataChanged( aDCEvt );
  69     }
  70
  71     if ( bChild )
  72     {
  73         vcl::Window* pChild = mxOwnerWindow->mpWindowImpl->mpFirstChild;
  74         while ( pChild )
  75         {
  76             static_cast<vcl::WindowOutputDevice*>(pChild->GetOutDev())->SetSettings( rSettings, bChild );
  77             pChild = pChild->mpWindowImpl->mpNext;
  78         }
  79     }
  80 }
  81
  82 void Window::UpdateSettings( const AllSettings& rSettings, bool bChild )
  83 {
  84
  85     if ( mpWindowImpl->mpBorderWindow )
  86     {
  87         mpWindowImpl->mpBorderWindow->UpdateSettings( rSettings );
  88         if (mpWindowImpl->mpBorderWindow->GetType() == WindowType::BORDERWINDOW)
  89         {
  90             ImplBorderWindow* pImpl = static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get());
  91             if (pImpl->mpMenuBarWindow)
  92                 pImpl->mpMenuBarWindow->UpdateSettings(rSettings, true);
  93             if (pImpl->mpNotebookBar)
  94                 pImpl->mpNotebookBar->UpdateSettings(rSettings, true);
  95         }
  96     }
  97
  98     AllSettings aOldSettings(*mpWindowImpl->mxOutDev->moSettings);
  99     AllSettingsFlags nChangeFlags = mpWindowImpl->mxOutDev->moSettings->Update( AllSettings::GetWindowUpdate(), rSettings );
 100
 101     // recalculate AppFont-resolution and DPI-resolution
 102     ImplInitResolutionSettings();
 103
 104     /* #i73785#
 105     *  do not overwrite a WheelBehavior with false
 106     *  this looks kind of a hack, but WheelBehavior
 107     *  is always a local change, not a system property,
 108     *  so we can spare all our users the hassle of reacting on
 109     *  this in their respective DataChanged.
 110     */
 111     MouseSettings aSet( mpWindowImpl->mxOutDev->moSettings->GetMouseSettings() );
 112     aSet.SetWheelBehavior( aOldSettings.GetMouseSettings().GetWheelBehavior() );
 113     mpWindowImpl->mxOutDev->moSettings->SetMouseSettings( aSet );
 114
 115     if( (nChangeFlags & AllSettingsFlags::STYLE) && IsBackground() )
 116     {
 117         Wallpaper aWallpaper = GetBackground();
 118         if( !aWallpaper.IsBitmap() && !aWallpaper.IsGradient() )
 119         {
 120             if ( mpWindowImpl->mnStyle & WB_3DLOOK )
 121             {
 122                 if (aOldSettings.GetStyleSettings().GetFaceColor() != rSettings.GetStyleSettings().GetFaceColor())
 123                     SetBackground( Wallpaper( rSettings.GetStyleSettings().GetFaceColor() ) );
 124             }
 125             else
 126             {
 127                 if (aOldSettings.GetStyleSettings().GetWindowColor() != rSettings.GetStyleSettings().GetWindowColor())
 128                     SetBackground( Wallpaper( rSettings.GetStyleSettings().GetWindowColor() ) );
 129             }
 130         }
 131     }
 132
 133     if ( bool(nChangeFlags) )
 134     {
 135         DataChangedEvent aDCEvt( DataChangedEventType::SETTINGS, &aOldSettings, nChangeFlags );
 136         DataChanged( aDCEvt );
 137         // notify data change handler
 138         CallEventListeners( VclEventId::WindowDataChanged, &aDCEvt);
 139     }
 140
 141     if ( bChild )
 142     {
 143         vcl::Window* pChild = mpWindowImpl->mpFirstChild;
 144         while ( pChild )
 145         {
 146             pChild->UpdateSettings( rSettings, bChild );
 147             pChild = pChild->mpWindowImpl->mpNext;
 148         }
 149     }
 150 }
 151
 152 void Window::ImplUpdateGlobalSettings( AllSettings& rSettings, bool bCallHdl ) const
 153 {
 154     StyleSettings aTmpSt( rSettings.GetStyleSettings() );
 155     aTmpSt.SetHighContrastMode( false );
 156     rSettings.SetStyleSettings( aTmpSt );
 157     ImplGetFrame()->UpdateSettings( rSettings );
 158
 159     StyleSettings aStyleSettings = rSettings.GetStyleSettings();
 160
 161     vcl::Font aFont = aStyleSettings.GetMenuFont();
 162     int defFontheight = aFont.GetFontHeight();
 163
 164     // if the UI is korean, chinese or another locale
 165     // where the system font size is known to be often too small to
 166     // generate readable fonts enforce a minimum font size of 9 points
 167     bool bBrokenLangFontHeight = MsLangId::isCJK(Application::GetSettings().GetUILanguageTag().getLanguageType());
 168     if (bBrokenLangFontHeight)
 169         defFontheight = std::max(9, defFontheight);
 170
 171     // i22098, toolfont will be scaled differently to avoid bloated rulers and status bars for big fonts
 172     int toolfontheight = defFontheight;
 173     if( toolfontheight > 9 )
 174         toolfontheight = (defFontheight+8) / 2;
 175
 176     aFont = aStyleSettings.GetAppFont();
 177     aFont.SetFontHeight( defFontheight );
 178     aStyleSettings.SetAppFont( aFont );
 179     aFont = aStyleSettings.GetTitleFont();
 180     aFont.SetFontHeight( defFontheight );
 181     aStyleSettings.SetTitleFont( aFont );
 182     aFont = aStyleSettings.GetFloatTitleFont();
 183     aFont.SetFontHeight( defFontheight );
 184     aStyleSettings.SetFloatTitleFont( aFont );
 185     // keep menu and help font size from system unless in broken locale size
 186     if( bBrokenLangFontHeight )
 187     {
 188         aFont = aStyleSettings.GetMenuFont();
 189         if( aFont.GetFontHeight() < defFontheight )
 190         {
 191             aFont.SetFontHeight( defFontheight );
 192             aStyleSettings.SetMenuFont( aFont );
 193         }
 194         aFont = aStyleSettings.GetHelpFont();
 195         if( aFont.GetFontHeight() < defFontheight )
 196         {
 197             aFont.SetFontHeight( defFontheight );
 198             aStyleSettings.SetHelpFont( aFont );
 199         }
 200     }
 201
 202     // use different height for toolfont
 203     aFont = aStyleSettings.GetToolFont();
 204     aFont.SetFontHeight( toolfontheight );
 205     aStyleSettings.SetToolFont( aFont );
 206
 207     aFont = aStyleSettings.GetLabelFont();
 208     aFont.SetFontHeight( defFontheight );
 209     aStyleSettings.SetLabelFont( aFont );
 210     aFont = aStyleSettings.GetRadioCheckFont();
 211     aFont.SetFontHeight( defFontheight );
 212     aStyleSettings.SetRadioCheckFont( aFont );
 213     aFont = aStyleSettings.GetPushButtonFont();
 214     aFont.SetFontHeight( defFontheight );
 215     aStyleSettings.SetPushButtonFont( aFont );
 216     aFont = aStyleSettings.GetFieldFont();
 217     aFont.SetFontHeight( defFontheight );
 218     aStyleSettings.SetFieldFont( aFont );
 219     aFont = aStyleSettings.GetIconFont();
 220     aFont.SetFontHeight( defFontheight );
 221     aStyleSettings.SetIconFont( aFont );
 222     aFont = aStyleSettings.GetTabFont();
 223     aFont.SetFontHeight( defFontheight );
 224     aStyleSettings.SetTabFont( aFont );
 225     aFont = aStyleSettings.GetGroupFont();
 226     aFont.SetFontHeight( defFontheight );
 227     aStyleSettings.SetGroupFont( aFont );
 228
 229     static const bool bFuzzing = comphelper::IsFuzzing();
 230     if (!bFuzzing)
 231     {
 232         static const char* pEnvHC = getenv( "SAL_FORCE_HC" );
 233         const bool bForceHCMode = pEnvHC && *pEnvHC;
 234         if (bForceHCMode)
 235             aStyleSettings.SetHighContrastMode( true );
 236         else
 237         {
 238             sal_Int32 nHighContrastMode = officecfg::Office::Common::Accessibility::HighContrast::get();
 239             if (nHighContrastMode != 0) // 0 Automatic, 1 Disable, 2 Enable
 240             {
 241                 const bool bEnable = nHighContrastMode == 2;
 242                 aStyleSettings.SetHighContrastMode(bEnable);
 243             }
 244         }
 245     }
 246
 247     rSettings.SetStyleSettings( aStyleSettings );
 248
 249     if ( bCallHdl )
 250         GetpApp()->OverrideSystemSettings( rSettings );
 251 }
 252
 253 } /*namespace vcl*/
 254
 255 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */