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 <unotools/configmgr.hxx>
  29 #include <unotools/confignode.hxx>
  30
  31 #include <comphelper/processfactory.hxx>
  32
  33 #include <salframe.hxx>
  34 #include <brdwin.hxx>
  35
  36 #include <window.h>
  37
  38 namespace vcl {
  39
  40 void Window::SetSettings( const AllSettings& rSettings )
  41 {
  42     SetSettings( rSettings, false );
  43 }
  44
  45 void Window::SetSettings( const AllSettings& rSettings, bool bChild )
  46 {
  47
  48     if ( mpWindowImpl->mpBorderWindow )
  49     {
  50         mpWindowImpl->mpBorderWindow->SetSettings( rSettings, false );
  51         if ( (mpWindowImpl->mpBorderWindow->GetType() == WindowType::BORDERWINDOW) &&
  52              static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->mpMenuBarWindow )
  53             static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->mpMenuBarWindow->SetSettings( rSettings, true );
  54     }
  55
  56     AllSettings aOldSettings(*mxSettings);
  57     OutputDevice::SetSettings( rSettings );
  58     AllSettingsFlags nChangeFlags = aOldSettings.GetChangeFlags( rSettings );
  59
  60     // recalculate AppFont-resolution and DPI-resolution
  61     ImplInitResolutionSettings();
  62
  63     if ( bool(nChangeFlags) )
  64     {
  65         DataChangedEvent aDCEvt( DataChangedEventType::SETTINGS, &aOldSettings, nChangeFlags );
  66         DataChanged( aDCEvt );
  67     }
  68
  69     if ( bChild )
  70     {
  71         vcl::Window* pChild = mpWindowImpl->mpFirstChild;
  72         while ( pChild )
  73         {
  74             pChild->SetSettings( rSettings, bChild );
  75             pChild = pChild->mpWindowImpl->mpNext;
  76         }
  77     }
  78 }
  79
  80 void Window::UpdateSettings( const AllSettings& rSettings, bool bChild )
  81 {
  82
  83     if ( mpWindowImpl->mpBorderWindow )
  84     {
  85         mpWindowImpl->mpBorderWindow->UpdateSettings( rSettings );
  86         if ( (mpWindowImpl->mpBorderWindow->GetType() == WindowType::BORDERWINDOW) &&
  87              static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->mpMenuBarWindow )
  88             static_cast<ImplBorderWindow*>(mpWindowImpl->mpBorderWindow.get())->mpMenuBarWindow->UpdateSettings( rSettings, true );
  89     }
  90
  91     AllSettings aOldSettings(*mxSettings);
  92     AllSettingsFlags nChangeFlags = mxSettings->Update( AllSettings::GetWindowUpdate(), rSettings );
  93
  94     // recalculate AppFont-resolution and DPI-resolution
  95     ImplInitResolutionSettings();
  96
  97     /* #i73785#
  98     *  do not overwrite a WheelBehavior with false
  99     *  this looks kind of a hack, but WheelBehavior
 100     *  is always a local change, not a system property,
 101     *  so we can spare all our users the hassle of reacting on
 102     *  this in their respective DataChanged.
 103     */
 104     MouseSettings aSet( mxSettings->GetMouseSettings() );
 105     aSet.SetWheelBehavior( aOldSettings.GetMouseSettings().GetWheelBehavior() );
 106     mxSettings->SetMouseSettings( aSet );
 107
 108     if( (nChangeFlags & AllSettingsFlags::STYLE) && IsBackground() )
 109     {
 110         Wallpaper aWallpaper = GetBackground();
 111         if( !aWallpaper.IsBitmap() && !aWallpaper.IsGradient() )
 112         {
 113             if ( mpWindowImpl->mnStyle & WB_3DLOOK )
 114             {
 115                 if (aOldSettings.GetStyleSettings().GetFaceColor() != rSettings.GetStyleSettings().GetFaceColor())
 116                     SetBackground( Wallpaper( rSettings.GetStyleSettings().GetFaceColor() ) );
 117             }
 118             else
 119             {
 120                 if (aOldSettings.GetStyleSettings().GetWindowColor() != rSettings.GetStyleSettings().GetWindowColor())
 121                     SetBackground( Wallpaper( rSettings.GetStyleSettings().GetWindowColor() ) );
 122             }
 123         }
 124     }
 125
 126     if ( bool(nChangeFlags) )
 127     {
 128         DataChangedEvent aDCEvt( DataChangedEventType::SETTINGS, &aOldSettings, nChangeFlags );
 129         DataChanged( aDCEvt );
 130         // notify data change handler
 131         CallEventListeners( VclEventId::WindowDataChanged, &aDCEvt);
 132     }
 133
 134     if ( bChild )
 135     {
 136         vcl::Window* pChild = mpWindowImpl->mpFirstChild;
 137         while ( pChild )
 138         {
 139             pChild->UpdateSettings( rSettings, bChild );
 140             pChild = pChild->mpWindowImpl->mpNext;
 141         }
 142     }
 143 }
 144
 145 void Window::ImplUpdateGlobalSettings( AllSettings& rSettings, bool bCallHdl ) const
 146 {
 147     StyleSettings aTmpSt( rSettings.GetStyleSettings() );
 148     aTmpSt.SetHighContrastMode( false );
 149     rSettings.SetStyleSettings( aTmpSt );
 150     ImplGetFrame()->UpdateSettings( rSettings );
 151
 152     StyleSettings aStyleSettings = rSettings.GetStyleSettings();
 153
 154     vcl::Font aFont = aStyleSettings.GetMenuFont();
 155     int defFontheight = aFont.GetFontHeight();
 156
 157     // if the UI is korean, chinese or another locale
 158     // where the system font size is known to be often too small to
 159     // generate readable fonts enforce a minimum font size of 9 points
 160     bool bBrokenLangFontHeight = MsLangId::isCJK(Application::GetSettings().GetUILanguageTag().getLanguageType());
 161     if (bBrokenLangFontHeight)
 162         defFontheight = std::max(9, defFontheight);
 163
 164     // i22098, toolfont will be scaled differently to avoid bloated rulers and status bars for big fonts
 165     int toolfontheight = defFontheight;
 166     if( toolfontheight > 9 )
 167         toolfontheight = (defFontheight+8) / 2;
 168
 169     aFont = aStyleSettings.GetAppFont();
 170     aFont.SetFontHeight( defFontheight );
 171     aStyleSettings.SetAppFont( aFont );
 172     aFont = aStyleSettings.GetTitleFont();
 173     aFont.SetFontHeight( defFontheight );
 174     aStyleSettings.SetTitleFont( aFont );
 175     aFont = aStyleSettings.GetFloatTitleFont();
 176     aFont.SetFontHeight( defFontheight );
 177     aStyleSettings.SetFloatTitleFont( aFont );
 178     // keep menu and help font size from system unless in broken locale size
 179     if( bBrokenLangFontHeight )
 180     {
 181         aFont = aStyleSettings.GetMenuFont();
 182         if( aFont.GetFontHeight() < defFontheight )
 183         {
 184             aFont.SetFontHeight( defFontheight );
 185             aStyleSettings.SetMenuFont( aFont );
 186         }
 187         aFont = aStyleSettings.GetHelpFont();
 188         if( aFont.GetFontHeight() < defFontheight )
 189         {
 190             aFont.SetFontHeight( defFontheight );
 191             aStyleSettings.SetHelpFont( aFont );
 192         }
 193     }
 194
 195     // use different height for toolfont
 196     aFont = aStyleSettings.GetToolFont();
 197     aFont.SetFontHeight( toolfontheight );
 198     aStyleSettings.SetToolFont( aFont );
 199
 200     aFont = aStyleSettings.GetLabelFont();
 201     aFont.SetFontHeight( defFontheight );
 202     aStyleSettings.SetLabelFont( aFont );
 203     aFont = aStyleSettings.GetRadioCheckFont();
 204     aFont.SetFontHeight( defFontheight );
 205     aStyleSettings.SetRadioCheckFont( aFont );
 206     aFont = aStyleSettings.GetPushButtonFont();
 207     aFont.SetFontHeight( defFontheight );
 208     aStyleSettings.SetPushButtonFont( aFont );
 209     aFont = aStyleSettings.GetFieldFont();
 210     aFont.SetFontHeight( defFontheight );
 211     aStyleSettings.SetFieldFont( aFont );
 212     aFont = aStyleSettings.GetIconFont();
 213     aFont.SetFontHeight( defFontheight );
 214     aStyleSettings.SetIconFont( aFont );
 215     aFont = aStyleSettings.GetTabFont();
 216     aFont.SetFontHeight( defFontheight );
 217     aStyleSettings.SetTabFont( aFont );
 218     aFont = aStyleSettings.GetGroupFont();
 219     aFont.SetFontHeight( defFontheight );
 220     aStyleSettings.SetGroupFont( aFont );
 221
 222     rSettings.SetStyleSettings( aStyleSettings );
 223
 224     bool bForceHCMode = false;
 225
 226     // auto detect HC mode; if the system already set it to "yes"
 227     // (see above) then accept that
 228     if (!rSettings.GetStyleSettings().GetHighContrastMode() && !utl::ConfigManager::IsFuzzing())
 229     {
 230         bool bAutoHCMode = true;
 231         utl::OConfigurationNode aNode = utl::OConfigurationTreeRoot::tryCreateWithComponentContext(
 232             comphelper::getProcessComponentContext(),
 233             "org.openoffice.Office.Common/Accessibility" );    // note: case sensitive !
 234         if ( aNode.isValid() )
 235         {
 236             css::uno::Any aValue = aNode.getNodeValue( "AutoDetectSystemHC" );
 237             bool bTmp = false;
 238             if( aValue >>= bTmp )
 239                 bAutoHCMode = bTmp;
 240         }
 241         if( bAutoHCMode )
 242         {
 243             if( rSettings.GetStyleSettings().GetFaceColor().IsDark() ||
 244                 rSettings.GetStyleSettings().GetWindowColor().IsDark() )
 245                 bForceHCMode = true;
 246         }
 247     }
 248
 249     static const char* pEnvHC = getenv( "SAL_FORCE_HC" );
 250     if( pEnvHC && *pEnvHC )
 251         bForceHCMode = true;
 252
 253     if( bForceHCMode )
 254     {
 255         aStyleSettings = rSettings.GetStyleSettings();
 256         aStyleSettings.SetHighContrastMode( true );
 257         rSettings.SetStyleSettings( aStyleSettings );
 258     }
 259
 260     if ( bCallHdl )
 261         GetpApp()->OverrideSystemSettings( rSettings );
 262 }
 263
 264 } /*namespace vcl*/
 265
 266 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */