diff options
Diffstat (limited to '')
| -rw-r--r-- | framework/source/uielement/comboboxtoolbarcontroller.cxx | 333 |
1 files changed, 333 insertions, 0 deletions
diff --git a/framework/source/uielement/comboboxtoolbarcontroller.cxx b/framework/source/uielement/comboboxtoolbarcontroller.cxx new file mode 100644 index 000000000..77d6e3e8c --- /dev/null +++ b/framework/source/uielement/comboboxtoolbarcontroller.cxx @@ -0,0 +1,333 @@ +/* -*- 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 <uielement/comboboxtoolbarcontroller.hxx> + +#include <com/sun/star/beans/PropertyValue.hpp> + +#include <comphelper/propertyvalue.hxx> +#include <vcl/InterimItemWindow.hxx> +#include <svtools/toolboxcontroller.hxx> +#include <vcl/svapp.hxx> +#include <vcl/toolbox.hxx> + +using namespace ::com::sun::star; +using namespace css::uno; +using namespace css::beans; +using namespace css::lang; +using namespace css::frame; +using namespace css::util; + +namespace framework +{ + +// Wrapper class to notify controller about events from combobox. +// Unfortunately the events are notified through virtual methods instead +// of Listeners. + +class ComboBoxControl final : public InterimItemWindow +{ +public: + ComboBoxControl(vcl::Window* pParent, ComboboxToolbarController* pComboboxToolbarController); + virtual ~ComboBoxControl() override; + virtual void dispose() override; + + void set_active_or_entry_text(const OUString& rText); + OUString get_active_text() const { return m_xWidget->get_active_text(); } + + void clear() { m_xWidget->clear(); } + void remove(int nIndex) { m_xWidget->remove(nIndex); } + void append_text(const OUString& rStr) { m_xWidget->append_text(rStr); } + void insert_text(int pos, const OUString& rStr) { m_xWidget->insert_text(pos, rStr); } + int get_count() const { return m_xWidget->get_count(); } + int find_text(const OUString& rStr) const { return m_xWidget->find_text(rStr); } + + DECL_LINK(FocusInHdl, weld::Widget&, void); + DECL_LINK(FocusOutHdl, weld::Widget&, void); + DECL_LINK(ModifyHdl, weld::ComboBox&, void); + DECL_LINK(ActivateHdl, weld::ComboBox&, bool); + DECL_LINK(KeyInputHdl, const ::KeyEvent&, bool); + +private: + std::unique_ptr<weld::ComboBox> m_xWidget; + ComboboxToolbarController* m_pComboboxToolbarController; +}; + +ComboBoxControl::ComboBoxControl(vcl::Window* pParent, ComboboxToolbarController* pComboboxToolbarController) + : InterimItemWindow(pParent, "svt/ui/combocontrol.ui", "ComboControl") + , m_xWidget(m_xBuilder->weld_combo_box("combobox")) + , m_pComboboxToolbarController(pComboboxToolbarController) +{ + InitControlBase(m_xWidget.get()); + + m_xWidget->connect_focus_in(LINK(this, ComboBoxControl, FocusInHdl)); + m_xWidget->connect_focus_out(LINK(this, ComboBoxControl, FocusOutHdl)); + m_xWidget->connect_changed(LINK(this, ComboBoxControl, ModifyHdl)); + m_xWidget->connect_entry_activate(LINK(this, ComboBoxControl, ActivateHdl)); + m_xWidget->connect_key_press(LINK(this, ComboBoxControl, KeyInputHdl)); + + m_xWidget->set_entry_width_chars(1); // so a smaller than default width can be used by ComboboxToolbarController + SetSizePixel(get_preferred_size()); +} + +IMPL_LINK(ComboBoxControl, KeyInputHdl, const ::KeyEvent&, rKEvt, bool) +{ + return ChildKeyInput(rKEvt); +} + +void ComboBoxControl::set_active_or_entry_text(const OUString& rText) +{ + const int nFound = m_xWidget->find_text(rText); + if (nFound != -1) + m_xWidget->set_active(nFound); + else + m_xWidget->set_entry_text(rText); +} + +ComboBoxControl::~ComboBoxControl() +{ + disposeOnce(); +} + +void ComboBoxControl::dispose() +{ + m_pComboboxToolbarController = nullptr; + m_xWidget.reset(); + InterimItemWindow::dispose(); +} + +IMPL_LINK_NOARG(ComboBoxControl, ModifyHdl, weld::ComboBox&, void) +{ + if (m_pComboboxToolbarController) + { + if (m_xWidget->get_count() && m_xWidget->changed_by_direct_pick()) + m_pComboboxToolbarController->Select(); + else + m_pComboboxToolbarController->Modify(); + } +} + +IMPL_LINK_NOARG(ComboBoxControl, FocusInHdl, weld::Widget&, void) +{ + if (m_pComboboxToolbarController) + m_pComboboxToolbarController->GetFocus(); +} + +IMPL_LINK_NOARG(ComboBoxControl, FocusOutHdl, weld::Widget&, void) +{ + if (m_pComboboxToolbarController) + m_pComboboxToolbarController->LoseFocus(); +} + +IMPL_LINK_NOARG(ComboBoxControl, ActivateHdl, weld::ComboBox&, bool) +{ + if (m_pComboboxToolbarController) + m_pComboboxToolbarController->Activate(); + return true; +} + +ComboboxToolbarController::ComboboxToolbarController( + const Reference< XComponentContext >& rxContext, + const Reference< XFrame >& rFrame, + ToolBox* pToolbar, + ToolBoxItemId nID, + sal_Int32 nWidth, + const OUString& aCommand ) : + ComplexToolbarController( rxContext, rFrame, pToolbar, nID, aCommand ) + , m_pComboBox( nullptr ) +{ + m_pComboBox = VclPtr<ComboBoxControl>::Create(m_xToolbar, this); + if ( nWidth == 0 ) + nWidth = 100; + + // ComboBoxControl ctor has set a suitable height already + auto nHeight = m_pComboBox->GetSizePixel().Height(); + + m_pComboBox->SetSizePixel( ::Size( nWidth, nHeight )); + m_xToolbar->SetItemWindow( m_nID, m_pComboBox ); +} + +ComboboxToolbarController::~ComboboxToolbarController() +{ +} + +void SAL_CALL ComboboxToolbarController::dispose() +{ + SolarMutexGuard aSolarMutexGuard; + + m_xToolbar->SetItemWindow( m_nID, nullptr ); + m_pComboBox.disposeAndClear(); + + ComplexToolbarController::dispose(); +} + +Sequence<PropertyValue> ComboboxToolbarController::getExecuteArgs(sal_Int16 KeyModifier) const +{ + OUString aSelectedText = m_pComboBox->get_active_text(); + + // Add key modifier to argument list + Sequence<PropertyValue> aArgs{ comphelper::makePropertyValue("KeyModifier", KeyModifier), + comphelper::makePropertyValue("Text", aSelectedText) }; + return aArgs; +} + +void ComboboxToolbarController::Select() +{ + vcl::Window::PointerState aState = m_pComboBox->GetPointerState(); + + sal_uInt16 nKeyModifier = sal_uInt16( aState.mnState & KEY_MODIFIERS_MASK ); + execute( nKeyModifier ); +} + +void ComboboxToolbarController::Modify() +{ + notifyTextChanged(m_pComboBox->get_active_text()); +} + +void ComboboxToolbarController::GetFocus() +{ + notifyFocusGet(); +} + +void ComboboxToolbarController::LoseFocus() +{ + notifyFocusLost(); +} + +void ComboboxToolbarController::Activate() +{ + // Call execute only with non-empty text + if (!m_pComboBox->get_active_text().isEmpty()) + execute(0); +} + +void ComboboxToolbarController::executeControlCommand( const css::frame::ControlCommand& rControlCommand ) +{ + if ( rControlCommand.Command == "SetText" ) + { + for ( const NamedValue& rArg : rControlCommand.Arguments ) + { + if ( rArg.Name == "Text" ) + { + OUString aText; + rArg.Value >>= aText; + m_pComboBox->set_active_or_entry_text(aText); + + // send notification + notifyTextChanged( aText ); + break; + } + } + } + else if ( rControlCommand.Command == "SetList" ) + { + for ( const NamedValue& rArg : rControlCommand.Arguments ) + { + if ( rArg.Name == "List" ) + { + Sequence< OUString > aList; + m_pComboBox->clear(); + + rArg.Value >>= aList; + for (OUString const & rName : std::as_const(aList)) + m_pComboBox->append_text(rName); + + // send notification + uno::Sequence< beans::NamedValue > aInfo { { "List", css::uno::Any(aList) } }; + addNotifyInfo( "ListChanged", + getDispatchFromCommand( m_aCommandURL ), + aInfo ); + + break; + } + } + } + else if ( rControlCommand.Command == "AddEntry" ) + { + OUString aText; + for ( const NamedValue& rArg : rControlCommand.Arguments ) + { + if ( rArg.Name == "Text" ) + { + if ( rArg.Value >>= aText ) + m_pComboBox->append_text(aText); + break; + } + } + } + else if ( rControlCommand.Command == "InsertEntry" ) + { + sal_Int32 nPos(-1); + OUString aText; + for ( const NamedValue& rArg : rControlCommand.Arguments ) + { + if ( rArg.Name == "Pos" ) + { + sal_Int32 nTmpPos = 0; + if ( rArg.Value >>= nTmpPos ) + { + if (( nTmpPos >= 0 ) && + ( nTmpPos < m_pComboBox->get_count() )) + nPos = nTmpPos; + } + } + else if ( rArg.Name == "Text" ) + rArg.Value >>= aText; + } + + m_pComboBox->insert_text(nPos, aText); + } + else if ( rControlCommand.Command == "RemoveEntryPos" ) + { + for ( const NamedValue& rArg : rControlCommand.Arguments ) + { + if ( rArg.Name == "Pos" ) + { + sal_Int32 nPos( -1 ); + if ( rArg.Value >>= nPos ) + { + if (0 <= nPos && nPos < m_pComboBox->get_count()) + m_pComboBox->remove(nPos); + } + break; + } + } + } + else if ( rControlCommand.Command == "RemoveEntryText" ) + { + for ( const NamedValue& rArg : rControlCommand.Arguments ) + { + if ( rArg.Name == "Text") + { + OUString aText; + if ( rArg.Value >>= aText ) + { + auto nPos = m_pComboBox->find_text(aText); + if (nPos != -1) + m_pComboBox->remove(nPos); + } + break; + } + } + } +} + +} // namespace + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |