vcl/source/window/tabpage.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 <tools/rc.h>
  21
  22 #include <vcl/event.hxx>
  23 #include <vcl/layout.hxx>
  24 #include <vcl/svapp.hxx>
  25 #include <vcl/tabpage.hxx>
  26 #include <vcl/tabctrl.hxx>
  27 #include <vcl/bitmapex.hxx>
  28 #include <vcl/settings.hxx>
  29
  30 #include <svdata.hxx>
  31
  32 #include <com/sun/star/accessibility/XAccessible.hpp>
  33
  34 void TabPage::ImplInit( vcl::Window* pParent, WinBits nStyle )
  35 {
  36     if ( !(nStyle & WB_NODIALOGCONTROL) )
  37         nStyle |= WB_DIALOGCONTROL;
  38
  39     Window::ImplInit( pParent, nStyle, nullptr );
  40
  41     ImplInitSettings();
  42
  43     // if the tabpage is drawn (ie filled) by a native widget, make sure all controls will have transparent background
  44     // otherwise they will paint with a wrong background
  45     if( IsNativeControlSupported(ControlType::TabBody, ControlPart::Entire) && GetParent() && (GetParent()->GetType() == WINDOW_TABCONTROL) )
  46         EnableChildTransparentMode();
  47 }
  48
  49 void TabPage::ImplInitSettings()
  50 {
  51     vcl::Window* pParent = GetParent();
  52     if ( pParent->IsChildTransparentModeEnabled() && !IsControlBackground() )
  53     {
  54         EnableChildTransparentMode();
  55         SetParentClipMode( ParentClipMode::NoClip );
  56         SetPaintTransparent( true );
  57         SetBackground();
  58     }
  59     else
  60     {
  61         EnableChildTransparentMode( false );
  62         SetParentClipMode();
  63         SetPaintTransparent( false );
  64
  65         if ( IsControlBackground() )
  66             SetBackground( GetControlBackground() );
  67         else
  68             SetBackground( pParent->GetBackground() );
  69     }
  70 }
  71
  72 TabPage::TabPage( vcl::Window* pParent, WinBits nStyle ) :
  73     Window( WINDOW_TABPAGE )
  74     , IContext()
  75 {
  76     ImplInit( pParent, nStyle );
  77 }
  78
  79 TabPage::TabPage(vcl::Window *pParent, const OString& rID, const OUString& rUIXMLDescription)
  80     : Window(WINDOW_TABPAGE)
  81     , IContext()
  82 {
  83     ImplInit(pParent, 0);
  84     m_pUIBuilder.reset( new VclBuilder(this, getUIRootDir(), rUIXMLDescription, rID) );
  85     set_hexpand(true);
  86     set_vexpand(true);
  87     set_expand(true);
  88 }
  89
  90 TabPage::~TabPage()
  91 {
  92     disposeOnce();
  93 }
  94
  95 void TabPage::dispose()
  96 {
  97     disposeBuilder();
  98     vcl::Window::dispose();
  99 }
 100
 101 void TabPage::StateChanged( StateChangedType nType )
 102 {
 103     Window::StateChanged( nType );
 104
 105     if ( nType == StateChangedType::InitShow )
 106     {
 107         if (GetSettings().GetStyleSettings().GetAutoMnemonic())
 108             Accelerator::GenerateAutoMnemonicsOnHierarchy(this);
 109         // FIXME: no layouting, workaround some clipping issues
 110         ImplAdjustNWFSizes();
 111     }
 112     else if ( nType == StateChangedType::ControlBackground )
 113     {
 114         ImplInitSettings();
 115         Invalidate();
 116     }
 117 }
 118
 119 void TabPage::DataChanged( const DataChangedEvent& rDCEvt )
 120 {
 121     Window::DataChanged( rDCEvt );
 122
 123     if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
 124          (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
 125     {
 126         ImplInitSettings();
 127         Invalidate();
 128     }
 129 }
 130
 131 void TabPage::Paint( vcl::RenderContext& rRenderContext, const Rectangle& )
 132 {
 133     // draw native tabpage only inside tabcontrols, standalone tabpages look ugly (due to bad dialog design)
 134     if( IsNativeControlSupported(ControlType::TabBody, ControlPart::Entire) && GetParent() && (GetParent()->GetType() == WINDOW_TABCONTROL) )
 135     {
 136         const ImplControlValue aControlValue;
 137
 138         ControlState nState = ControlState::ENABLED;
 139         ControlPart part = ControlPart::Entire;
 140         if ( !IsEnabled() )
 141             nState &= ~ControlState::ENABLED;
 142         if ( HasFocus() )
 143             nState |= ControlState::FOCUSED;
 144         // pass the whole window region to NWF as the tab body might be a gradient or bitmap
 145         // that has to be scaled properly, clipping makes sure that we do not paint too much
 146         Rectangle aCtrlRegion( Point(), GetOutputSizePixel() );
 147         rRenderContext.DrawNativeControl( ControlType::TabBody, part, aCtrlRegion, nState,
 148                 aControlValue, OUString() );
 149     }
 150 }
 151
 152 void TabPage::Draw( OutputDevice* pDev, const Point& rPos, const Size& rSize, DrawFlags )
 153 {
 154     Point aPos = pDev->LogicToPixel( rPos );
 155     Size aSize = pDev->LogicToPixel( rSize );
 156
 157     Wallpaper aWallpaper = GetBackground();
 158     if ( !aWallpaper.IsBitmap() )
 159         ImplInitSettings();
 160
 161     pDev->Push();
 162     pDev->SetMapMode();
 163     pDev->SetLineColor();
 164
 165     if ( aWallpaper.IsBitmap() )
 166         pDev->DrawBitmapEx( aPos, aSize, aWallpaper.GetBitmap() );
 167     else
 168     {
 169         if( aWallpaper.GetColor() == COL_AUTO )
 170             pDev->SetFillColor( GetSettings().GetStyleSettings().GetDialogColor() );
 171         else
 172             pDev->SetFillColor( aWallpaper.GetColor() );
 173         pDev->DrawRect( Rectangle( aPos, aSize ) );
 174     }
 175
 176     pDev->Pop();
 177 }
 178
 179 void TabPage::ActivatePage()
 180 {
 181 }
 182
 183 void TabPage::DeactivatePage()
 184 {
 185 }
 186
 187 OString TabPage::GetConfigId() const
 188 {
 189     OString sId(GetHelpId());
 190     if (sId.isEmpty() && isLayoutEnabled(this))
 191         sId = GetWindow(GetWindowType::FirstChild)->GetHelpId();
 192     return sId;
 193 }
 194
 195 Size TabPage::GetOptimalSize() const
 196 {
 197     if (isLayoutEnabled(this))
 198         return VclContainer::getLayoutRequisition(*GetWindow(GetWindowType::FirstChild));
 199     return getLegacyBestSizeForChildren(*this);
 200 }
 201
 202 void TabPage::SetPosSizePixel(const Point& rAllocPos, const Size& rAllocation)
 203 {
 204     Window::SetPosSizePixel(rAllocPos, rAllocation);
 205     if (isLayoutEnabled(this) && rAllocation.Width() && rAllocation.Height())
 206         VclContainer::setLayoutAllocation(*GetWindow(GetWindowType::FirstChild), Point(0, 0), rAllocation);
 207 }
 208
 209 void TabPage::SetSizePixel(const Size& rAllocation)
 210 {
 211     Window::SetSizePixel(rAllocation);
 212     if (isLayoutEnabled(this) && rAllocation.Width() && rAllocation.Height())
 213         VclContainer::setLayoutAllocation(*GetWindow(GetWindowType::FirstChild), Point(0, 0), rAllocation);
 214 }
 215
 216 void TabPage::SetPosPixel(const Point& rAllocPos)
 217 {
 218     Window::SetPosPixel(rAllocPos);
 219     Size aAllocation(GetOutputSizePixel());
 220     if (isLayoutEnabled(this) && aAllocation.Width() && aAllocation.Height())
 221     {
 222         VclContainer::setLayoutAllocation(*GetWindow(GetWindowType::FirstChild), Point(0, 0), aAllocation);
 223     }
 224 }
 225
 226 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */