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+/* -*- 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 <classes/fwkresid.hxx>
+#include <services.h>
+#include <strings.hrc>
+#include <vcl/svapp.hxx>
+
+#include <cppuhelper/supportsservice.hxx>
+#include <com/sun/star/awt/PopupMenu.hpp>
+#include <com/sun/star/awt/PopupMenuDirection.hpp>
+#include <svtools/langtab.hxx>
+#include <svtools/statusbarcontroller.hxx>
+#include <sal/types.h>
+#include <sal/log.hxx>
+#include <com/sun/star/document/XDocumentLanguages.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/i18n/ScriptType.hpp>
+#include <com/sun/star/ui/XStatusbarItem.hpp>
+
+#include <com/sun/star/frame/XFrame.hpp>
+
+#include <com/sun/star/awt/Command.hpp>
+#include <svl/languageoptions.hxx>
+
+#include <helper/mischelper.hxx>
+
+#include <rtl/ustrbuf.hxx>
+
+#include <map>
+#include <set>
+
+using namespace ::cppu;
+using namespace ::com::sun::star;
+using namespace css::uno;
+using namespace css::lang;
+using namespace css::frame;
+using namespace css::i18n;
+using namespace css::document;
+using namespace framework;
+
+namespace {
+
+class LangSelectionStatusbarController:
+ public svt::StatusbarController
+{
+public:
+ explicit LangSelectionStatusbarController( const css::uno::Reference< css::uno::XComponentContext >& xContext );
+ LangSelectionStatusbarController(const LangSelectionStatusbarController&) = delete;
+ LangSelectionStatusbarController& operator=(const LangSelectionStatusbarController&) = delete;
+
+ // XInitialization
+ virtual void SAL_CALL initialize( const css::uno::Sequence< css::uno::Any >& aArguments ) override;
+
+ // XStatusListener
+ virtual void SAL_CALL statusChanged( const css::frame::FeatureStateEvent& Event ) override;
+
+ // XStatusbarController
+ virtual void SAL_CALL command( const css::awt::Point& aPos,
+ ::sal_Int32 nCommand,
+ sal_Bool bMouseEvent,
+ const css::uno::Any& aData ) override;
+ virtual void SAL_CALL click( const css::awt::Point& aPos ) override;
+
+private:
+ virtual ~LangSelectionStatusbarController() override {}
+
+ bool m_bShowMenu; // if the menu is to be displayed or not (depending on the selected object/text)
+ SvtScriptType m_nScriptType; // the flags for the different script types available in the selection, LATIN = 0x0001, ASIAN = 0x0002, COMPLEX = 0x0004
+ OUString m_aCurLang; // the language of the current selection, "*" if there are more than one languages
+ OUString m_aKeyboardLang; // the keyboard language
+ OUString m_aGuessedTextLang; // the 'guessed' language for the selection, "" if none could be guessed
+ LanguageGuessingHelper m_aLangGuessHelper;
+
+ /// @throws css::uno::RuntimeException
+ void LangMenu( const css::awt::Point& aPos );
+};
+
+LangSelectionStatusbarController::LangSelectionStatusbarController( const uno::Reference< uno::XComponentContext >& xContext ) :
+ svt::StatusbarController( xContext, uno::Reference< frame::XFrame >(), OUString(), 0 ),
+ m_bShowMenu( true ),
+ m_nScriptType( SvtScriptType::LATIN | SvtScriptType::ASIAN | SvtScriptType::COMPLEX ),
+ m_aLangGuessHelper( xContext )
+{
+}
+
+void SAL_CALL LangSelectionStatusbarController::initialize( const css::uno::Sequence< css::uno::Any >& aArguments )
+{
+ SolarMutexGuard aSolarMutexGuard;
+
+ svt::StatusbarController::initialize( aArguments );
+
+ if ( m_xStatusbarItem.is() )
+ {
+ m_xStatusbarItem->setText( FwkResId(STR_LANGSTATUS_MULTIPLE_LANGUAGES) );
+ m_xStatusbarItem->setQuickHelpText(FwkResId(STR_LANGSTATUS_HINT));
+ }
+}
+
+void LangSelectionStatusbarController::LangMenu(
+ const css::awt::Point& aPos )
+{
+ if (!m_bShowMenu)
+ return;
+
+ const Reference<XServiceInfo> xService(m_xFrame->getController()->getModel(), UNO_QUERY);
+ bool bWriter = xService.is() && xService->supportsService("com.sun.star.text.GenericTextDocument");
+ //add context menu
+ Reference< awt::XPopupMenu > xPopupMenu( awt::PopupMenu::create( m_xContext ) );
+ //sub menu that contains all items except the last two items: Separator + Set Language for Paragraph
+ Reference< awt::XPopupMenu > subPopupMenu( awt::PopupMenu::create( m_xContext ) );
+
+ // get languages to be displayed in the menu
+ std::set< OUString > aLangItems;
+ FillLangItems( aLangItems, m_xFrame, m_aLangGuessHelper,
+ m_nScriptType, m_aCurLang, m_aKeyboardLang, m_aGuessedTextLang );
+
+ // add first few entries to main menu
+ sal_Int16 nItemId = static_cast< sal_Int16 >(MID_LANG_SEL_1);
+ const OUString sAsterisk("*"); // multiple languages in current selection
+ const OUString sNone( SvtLanguageTable::GetLanguageString( LANGUAGE_NONE ));
+ std::map< sal_Int16, OUString > aLangMap;
+ for (auto const& langItem : aLangItems)
+ {
+ if ( langItem != sNone &&
+ langItem != sAsterisk &&
+ !langItem.isEmpty()) // 'no language found' from language guessing
+ {
+ SAL_WARN_IF( MID_LANG_SEL_1 > nItemId || nItemId > MID_LANG_SEL_9,
+ "fwk.uielement", "nItemId outside of expected range!" );
+ xPopupMenu->insertItem( nItemId, langItem, 0, nItemId );
+ if ( langItem == m_aCurLang )
+ {
+ //make a sign for the current language
+ xPopupMenu->checkItem( nItemId, true );
+ }
+ aLangMap[ nItemId ] = langItem;
+ ++nItemId;
+ }
+ }
+
+ if (bWriter)
+ {
+ xPopupMenu->insertItem( MID_LANG_SEL_NONE, FwkResId(STR_LANGSTATUS_NONE), 0, MID_LANG_SEL_NONE );
+ if ( sNone == m_aCurLang )
+ xPopupMenu->checkItem( MID_LANG_SEL_NONE, true );
+ xPopupMenu->insertItem( MID_LANG_SEL_RESET, FwkResId(STR_RESET_TO_DEFAULT_LANGUAGE), 0, MID_LANG_SEL_RESET );
+ xPopupMenu->insertItem( MID_LANG_SEL_MORE, FwkResId(STR_LANGSTATUS_MORE), 0, MID_LANG_SEL_MORE );
+
+ // add entries to submenu ('set language for paragraph')
+ nItemId = static_cast< sal_Int16 >(MID_LANG_PARA_1);
+ for (auto const& langItem : aLangItems)
+ {
+ if( langItem != sNone &&
+ langItem != sAsterisk &&
+ !langItem.isEmpty()) // 'no language found' from language guessing
+ {
+ SAL_WARN_IF( MID_LANG_PARA_1 > nItemId || nItemId > MID_LANG_PARA_9,
+ "fwk.uielement", "nItemId outside of expected range!" );
+ subPopupMenu->insertItem( nItemId, langItem, 0, nItemId );
+ aLangMap[nItemId] = langItem;
+ ++nItemId;
+ }
+ }
+ subPopupMenu->insertItem( MID_LANG_PARA_NONE, FwkResId(STR_LANGSTATUS_NONE), 0, MID_LANG_PARA_NONE );
+ subPopupMenu->insertItem( MID_LANG_PARA_RESET, FwkResId(STR_RESET_TO_DEFAULT_LANGUAGE), 0, MID_LANG_PARA_RESET );
+ subPopupMenu->insertItem( MID_LANG_PARA_MORE, FwkResId(STR_LANGSTATUS_MORE), 0, MID_LANG_PARA_MORE );
+
+ // add last two entries to main menu
+ xPopupMenu->insertSeparator( MID_LANG_PARA_SEPARATOR );
+ xPopupMenu->insertItem( MID_LANG_PARA_STRING, FwkResId(STR_SET_LANGUAGE_FOR_PARAGRAPH), 0, MID_LANG_PARA_STRING );
+ xPopupMenu->setPopupMenu( MID_LANG_PARA_STRING, subPopupMenu );
+ }
+ else
+ {
+ xPopupMenu->insertItem( MID_LANG_DEF_NONE, FwkResId(STR_LANGSTATUS_NONE), 0, MID_LANG_DEF_NONE );
+ if ( sNone == m_aCurLang )
+ xPopupMenu->checkItem( MID_LANG_DEF_NONE, true );
+ xPopupMenu->insertItem( MID_LANG_DEF_RESET, FwkResId(STR_RESET_TO_DEFAULT_LANGUAGE), 0, MID_LANG_DEF_RESET );
+ xPopupMenu->insertItem( MID_LANG_DEF_MORE, FwkResId(STR_LANGSTATUS_MORE), 0, MID_LANG_DEF_MORE );
+ }
+
+ // now display the popup menu and execute every command ...
+
+ Reference< awt::XWindowPeer > xParent( m_xParentWindow, UNO_QUERY );
+ css::awt::Rectangle aRect( aPos.X, aPos.Y, 0, 0 );
+ sal_Int16 nId = xPopupMenu->execute( xParent, aRect, css::awt::PopupMenuDirection::EXECUTE_UP+16 );
+ //click "More..."
+ if ( !(nId && m_xFrame.is()) )
+ return;
+
+ OUStringBuffer aBuff;
+ //set selected language as current language for selection
+ const OUString aSelectedLang = aLangMap[nId];
+
+ if (MID_LANG_SEL_1 <= nId && nId <= MID_LANG_SEL_9)
+ {
+ if (bWriter)
+ aBuff.append( ".uno:LanguageStatus?Language:string=Current_" );
+ else
+ aBuff.append( ".uno:LanguageStatus?Language:string=Default_" );
+
+ aBuff.append( aSelectedLang );
+ }
+ else if (nId == MID_LANG_SEL_NONE)
+ {
+ //set None as current language for selection
+ aBuff.append( ".uno:LanguageStatus?Language:string=Current_LANGUAGE_NONE" );
+ }
+ else if (nId == MID_LANG_SEL_RESET)
+ {
+ // reset language attributes for selection
+ aBuff.append( ".uno:LanguageStatus?Language:string=Current_RESET_LANGUAGES" );
+ }
+ else if (nId == MID_LANG_SEL_MORE)
+ {
+ //open the dialog "format/character" for current selection
+ aBuff.append( ".uno:FontDialog?Page:string=font" );
+ }
+ else if (nId == MID_LANG_DEF_NONE)
+ {
+ aBuff.append( ".uno:LanguageStatus?Language:string=Default_LANGUAGE_NONE" );
+ }
+ else if (nId == MID_LANG_DEF_RESET)
+ {
+ aBuff.append( ".uno:LanguageStatus?Language:string=Default_RESET_LANGUAGES" );
+ }
+ else if (nId == MID_LANG_DEF_MORE)
+ {
+ aBuff.append( ".uno:LanguageStatus?Language:string=*" );
+ }
+ else if (MID_LANG_PARA_1 <= nId && nId <= MID_LANG_PARA_9)
+ {
+ aBuff.append( ".uno:LanguageStatus?Language:string=Paragraph_" );
+ aBuff.append( aSelectedLang );
+ }
+ else if (nId == MID_LANG_PARA_NONE)
+ {
+ //set None as language for current paragraph
+ aBuff.append( ".uno:LanguageStatus?Language:string=Paragraph_LANGUAGE_NONE" );
+ }
+ else if (nId == MID_LANG_PARA_RESET)
+ {
+ // reset language attributes for paragraph
+ aBuff.append( ".uno:LanguageStatus?Language:string=Paragraph_RESET_LANGUAGES" );
+ }
+ else if (nId == MID_LANG_PARA_MORE)
+ {
+ //open the dialog "format/character" for current paragraph
+ aBuff.append( ".uno:FontDialogForParagraph" );
+ }
+
+ const Sequence< beans::PropertyValue > aDummyArgs;
+ execute( aBuff.makeStringAndClear(), aDummyArgs );
+}
+
+void SAL_CALL LangSelectionStatusbarController::command(
+ const css::awt::Point& aPos,
+ ::sal_Int32 nCommand,
+ sal_Bool /*bMouseEvent*/,
+ const css::uno::Any& /*aData*/ )
+{
+ if ( nCommand & ::awt::Command::CONTEXTMENU )
+ {
+ LangMenu( aPos );
+ }
+}
+
+void SAL_CALL LangSelectionStatusbarController::click(
+ const css::awt::Point& aPos )
+{
+ LangMenu( aPos );
+}
+
+// XStatusListener
+void SAL_CALL LangSelectionStatusbarController::statusChanged( const FeatureStateEvent& Event )
+{
+ // This function will be called when observed data changes,
+ // for example the selection or keyboard language.
+ // - It displays the language in use in the status bar
+ // - and it stores the relevant data for creating the menu
+ // at some later point in the member variables
+ // m_nScriptType, m_aCurLang, m_aKeyboardLang, m_aGuessedText
+
+ SolarMutexGuard aSolarMutexGuard;
+
+ if ( m_bDisposed )
+ return;
+
+ m_bShowMenu = true;
+ m_nScriptType = SvtScriptType::LATIN | SvtScriptType::ASIAN | SvtScriptType::COMPLEX; //set the default value
+
+ if ( !m_xStatusbarItem.is() )
+ return;
+
+ OUString aStrValue;
+ Sequence< OUString > aSeq;
+
+ if ( Event.State >>= aStrValue )
+ {
+ m_xStatusbarItem->setText( aStrValue );
+ m_aCurLang = aStrValue;
+ }
+ else if ( Event.State >>= aSeq )
+ {
+ if ( aSeq.getLength() == 4 )
+ {
+ OUString aStatusText = aSeq[0];
+ if (aStatusText == "*")
+ {
+ aStatusText = FwkResId(STR_LANGSTATUS_MULTIPLE_LANGUAGES);
+ }
+ m_xStatusbarItem->setText( aStatusText );
+
+ // Retrieve all other values from the sequence and
+ // store it members!
+ m_aCurLang = aSeq[0];
+ m_nScriptType = static_cast< SvtScriptType >( aSeq[1].toInt32() );
+ m_aKeyboardLang = aSeq[2];
+ m_aGuessedTextLang = aSeq[3];
+ }
+ }
+ else if ( !Event.State.hasValue() )
+ {
+ m_xStatusbarItem->setText( OUString() );
+ m_bShowMenu = false; // no language -> no menu
+ }
+}
+
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+com_sun_star_comp_framework_LangSelectionStatusbarController_get_implementation(
+ css::uno::XComponentContext *context,
+ css::uno::Sequence<css::uno::Any> const &)
+{
+ return cppu::acquire(new LangSelectionStatusbarController(context));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */