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| -rw-r--r-- | include/vcl/toolkit/spin.hxx | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/include/vcl/toolkit/spin.hxx b/include/vcl/toolkit/spin.hxx new file mode 100644 index 000000000..cc68f9d87 --- /dev/null +++ b/include/vcl/toolkit/spin.hxx @@ -0,0 +1,101 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_VCL_SPIN_HXX +#define INCLUDED_VCL_SPIN_HXX + +#if !defined(VCL_DLLIMPLEMENTATION) && !defined(TOOLKIT_DLLIMPLEMENTATION) && !defined(VCL_INTERNALS) +#error "don't use this in new code" +#endif + +#include <config_options.h> +#include <vcl/dllapi.h> +#include <vcl/ctrl.hxx> +#include <vcl/timer.hxx> + +class UNLESS_MERGELIBS(VCL_DLLPUBLIC) SpinButton final : public Control +{ +private: + AutoTimer maRepeatTimer; + tools::Rectangle maUpperRect; + tools::Rectangle maLowerRect; + tools::Rectangle maFocusRect; + bool mbRepeat : 1; + bool mbUpperIn : 1; + bool mbLowerIn : 1; + bool mbInitialUp : 1; + bool mbInitialDown : 1; + bool mbHorz : 1; + bool mbUpperIsFocused : 1; + long mnMinRange; + long mnMaxRange; + long mnValue; + long mnValueStep; + + SAL_DLLPRIVATE tools::Rectangle* ImplFindPartRect( const Point& rPt ); + using Window::ImplInit; + SAL_DLLPRIVATE void ImplInit( vcl::Window* pParent, WinBits nStyle ); + DECL_DLLPRIVATE_LINK( ImplTimeout, Timer*, void ); + +public: + explicit SpinButton( vcl::Window* pParent, WinBits nStyle ); + + void Up(); + void Down(); + + virtual void Resize() override; + virtual void Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect ) override; + virtual void Draw( OutputDevice* pDev, const Point& rPos, DrawFlags nFlags ) override; + virtual void MouseButtonDown( const MouseEvent& rMEvt ) override; + virtual void MouseButtonUp( const MouseEvent& rMEvt ) override; + virtual void MouseMove( const MouseEvent& rMEvt ) override; + virtual void KeyInput( const KeyEvent& rKEvt ) override; + virtual void StateChanged( StateChangedType nStateChange ) override; + virtual void GetFocus() override; + virtual void LoseFocus() override; + + void SetRangeMin( long nNewRange ); + long GetRangeMin() const { return mnMinRange; } + void SetRangeMax( long nNewRange ); + long GetRangeMax() const { return mnMaxRange; } + void SetRange( const Range& rRange ); + void SetValue( long nValue ); + long GetValue() const { return mnValue; } + void SetValueStep( long nNewStep ) { mnValueStep = nNewStep; } + long GetValueStep() const { return mnValueStep; } + virtual bool PreNotify( NotifyEvent& rNEvt ) override; + +private: + // moves the focus to the upper or lower rect. Return sal_True if the focus rect actually changed. + SAL_DLLPRIVATE bool ImplMoveFocus( bool _bUpper ); + SAL_DLLPRIVATE void ImplCalcFocusRect( bool _bUpper ); + + SAL_DLLPRIVATE bool ImplIsUpperEnabled( ) const + { + return mnValue + mnValueStep <= mnMaxRange; + } + SAL_DLLPRIVATE bool ImplIsLowerEnabled( ) const + { + return mnValue >= mnMinRange + mnValueStep; + } +}; + +#endif // INCLUDED_VCL_SPIN_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |