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libreoffice/vcl/source/window/menuitemlist.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

316 lines
9.9 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "menuitemlist.hxx"
#include <salframe.hxx>
#include <salinst.hxx>
#include <salmenu.hxx>
#include <svdata.hxx>
#include <vcl/i18nhelp.hxx>
#include <vcl/mnemonic.hxx>
#include <vcl/settings.hxx>
#include <vcl/vcllayout.hxx>
#include <vcl/window.hxx>
using namespace css;
using namespace vcl;
MenuItemData::~MenuItemData()
{
if (aUserValueReleaseFunc)
aUserValueReleaseFunc(nUserValue);
pSalMenuItem.reset();
pSubMenu.disposeAndClear();
}
SalLayoutGlyphs* MenuItemData::GetTextGlyphs(const OutputDevice* pOutputDevice)
{
if (aTextGlyphs.IsValid())
// Use pre-calculated result.
return &aTextGlyphs;
OUString aNonMnemonicString = removeMnemonicFromString(aText);
std::unique_ptr<SalLayout> pLayout
= pOutputDevice->ImplLayout(aNonMnemonicString, 0, aNonMnemonicString.getLength(),
Point(0, 0), 0, {}, {}, SalLayoutFlags::GlyphItemsOnly);
if (!pLayout)
return nullptr;
// Remember the calculation result.
aTextGlyphs = pLayout->GetGlyphs();
return &aTextGlyphs;
}
MenuItemList::~MenuItemList()
{
}
MenuItemData* MenuItemList::Insert(
sal_uInt16 nId,
MenuItemType eType,
MenuItemBits nBits,
const OUString& rStr,
Menu* pMenu,
size_t nPos,
const OUString &rIdent
)
{
MenuItemData* pData = new MenuItemData( rStr );
pData->nId = nId;
pData->sIdent = rIdent;
pData->eType = eType;
pData->nBits = nBits;
pData->pSubMenu = nullptr;
pData->nUserValue = nullptr;
pData->bChecked = false;
pData->bEnabled = true;
pData->bVisible = true;
pData->bIsTemporary = false;
SalItemParams aSalMIData;
aSalMIData.nId = nId;
aSalMIData.eType = eType;
aSalMIData.nBits = nBits;
aSalMIData.pMenu = pMenu;
aSalMIData.aText = rStr;
// Native-support: returns NULL if not supported
pData->pSalMenuItem = ImplGetSVData()->mpDefInst->CreateMenuItem( aSalMIData );
if( nPos < maItemList.size() ) {
maItemList.insert( maItemList.begin() + nPos, std::unique_ptr<MenuItemData>(pData) );
} else {
maItemList.emplace_back( pData );
}
return pData;
}
void MenuItemList::InsertSeparator(const OUString &rIdent, size_t nPos)
{
MenuItemData* pData = new MenuItemData;
pData->nId = 0;
pData->sIdent = rIdent;
pData->eType = MenuItemType::SEPARATOR;
pData->nBits = MenuItemBits::NONE;
pData->pSubMenu = nullptr;
pData->nUserValue = nullptr;
pData->bChecked = false;
pData->bEnabled = true;
pData->bVisible = true;
pData->bIsTemporary = false;
SalItemParams aSalMIData;
aSalMIData.nId = 0;
aSalMIData.eType = MenuItemType::SEPARATOR;
aSalMIData.nBits = MenuItemBits::NONE;
aSalMIData.pMenu = nullptr;
aSalMIData.aText.clear();
aSalMIData.aImage = Image();
// Native-support: returns NULL if not supported
pData->pSalMenuItem = ImplGetSVData()->mpDefInst->CreateMenuItem( aSalMIData );
if( nPos < maItemList.size() ) {
maItemList.insert( maItemList.begin() + nPos, std::unique_ptr<MenuItemData>(pData) );
} else {
maItemList.emplace_back( pData );
}
}
void MenuItemList::Remove( size_t nPos )
{
if( nPos < maItemList.size() )
{
maItemList.erase( maItemList.begin() + nPos );
}
}
void MenuItemList::Clear()
{
maItemList.clear();
}
MenuItemData* MenuItemList::GetData( sal_uInt16 nSVId, size_t& rPos ) const
{
for( size_t i = 0, n = maItemList.size(); i < n; ++i )
{
if ( maItemList[ i ]->nId == nSVId )
{
rPos = i;
return maItemList[ i ].get();
}
}
return nullptr;
}
MenuItemData* MenuItemList::SearchItem(
sal_Unicode cSelectChar,
KeyCode aKeyCode,
size_t& rPos,
size_t& nDuplicates,
size_t nCurrentPos
) const
{
const vcl::I18nHelper& rI18nHelper = Application::GetSettings().GetUILocaleI18nHelper();
size_t nListCount = maItemList.size();
// try character code first
nDuplicates = GetItemCount( cSelectChar ); // return number of duplicates
if( nDuplicates )
{
MenuItemData* pFirstMatch = nullptr;
size_t nFirstPos(0);
for ( rPos = 0; rPos < nListCount; rPos++)
{
MenuItemData* pData = maItemList[ rPos ].get();
if ( pData->bEnabled && rI18nHelper.MatchMnemonic( pData->aText, cSelectChar ) )
{
if (nDuplicates == 1)
return pData;
if (rPos > nCurrentPos)
return pData; // select next entry with the same mnemonic
if (!pFirstMatch) // stash the first match for use if nothing follows nCurrentPos
{
pFirstMatch = pData;
nFirstPos = rPos;
}
}
}
if (pFirstMatch)
{
rPos = nFirstPos;
return pFirstMatch;
}
}
// nothing found, try keycode instead
nDuplicates = GetItemCount( aKeyCode ); // return number of duplicates
if( nDuplicates )
{
char ascii = 0;
if( aKeyCode.GetCode() >= KEY_A && aKeyCode.GetCode() <= KEY_Z )
ascii = sal::static_int_cast<char>('A' + (aKeyCode.GetCode() - KEY_A));
MenuItemData* pFirstMatch = nullptr;
size_t nFirstPos(0);
for ( rPos = 0; rPos < nListCount; rPos++)
{
MenuItemData* pData = maItemList[ rPos ].get();
if ( pData->bEnabled )
{
sal_Int32 n = pData->aText.indexOf('~');
if ( n != -1 )
{
KeyCode nKeyCode;
sal_Unicode nUnicode = pData->aText[n+1];
vcl::Window* pDefWindow = ImplGetDefaultWindow();
if( ( pDefWindow
&& pDefWindow->ImplGetFrame()->MapUnicodeToKeyCode( nUnicode,
Application::GetSettings().GetUILanguageTag().getLanguageType(), nKeyCode )
&& aKeyCode.GetCode() == nKeyCode.GetCode()
)
|| ( ascii
&& rI18nHelper.MatchMnemonic( pData->aText, ascii )
)
)
{
if (nDuplicates == 1)
return pData;
if (rPos > nCurrentPos)
return pData; // select next entry with the same mnemonic
if (!pFirstMatch) // stash the first match for use if nothing follows nCurrentPos
{
pFirstMatch = pData;
nFirstPos = rPos;
}
}
}
}
}
if (pFirstMatch)
{
rPos = nFirstPos;
return pFirstMatch;
}
}
return nullptr;
}
size_t MenuItemList::GetItemCount( sal_Unicode cSelectChar ) const
{
// returns number of entries with same mnemonic
const vcl::I18nHelper& rI18nHelper = Application::GetSettings().GetUILocaleI18nHelper();
size_t nItems = 0;
for ( size_t nPos = maItemList.size(); nPos; )
{
MenuItemData* pData = maItemList[ --nPos ].get();
if ( pData->bEnabled && rI18nHelper.MatchMnemonic( pData->aText, cSelectChar ) )
nItems++;
}
return nItems;
}
size_t MenuItemList::GetItemCount( KeyCode aKeyCode ) const
{
// returns number of entries with same mnemonic
// uses key codes instead of character codes
const vcl::I18nHelper& rI18nHelper = Application::GetSettings().GetUILocaleI18nHelper();
char ascii = 0;
if( aKeyCode.GetCode() >= KEY_A && aKeyCode.GetCode() <= KEY_Z )
ascii = sal::static_int_cast<char>('A' + (aKeyCode.GetCode() - KEY_A));
size_t nItems = 0;
for ( size_t nPos = maItemList.size(); nPos; )
{
MenuItemData* pData = maItemList[ --nPos ].get();
if ( pData->bEnabled )
{
sal_Int32 n = pData->aText.indexOf('~');
if (n != -1)
{
KeyCode nKeyCode;
// if MapUnicodeToKeyCode fails or is unsupported we try the pure ascii mapping of the keycodes
// so we have working shortcuts when ascii mnemonics are used
vcl::Window* pDefWindow = ImplGetDefaultWindow();
if( ( pDefWindow
&& pDefWindow->ImplGetFrame()->MapUnicodeToKeyCode( pData->aText[n+1],
Application::GetSettings().GetUILanguageTag().getLanguageType(), nKeyCode )
&& aKeyCode.GetCode() == nKeyCode.GetCode()
)
|| ( ascii
&& rI18nHelper.MatchMnemonic( pData->aText, ascii )
)
)
nItems++;
}
}
}
return nItems;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */