468 lines
12 KiB
C++
468 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <vcl/event.hxx>
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#include <vcl/toolkit/spin.hxx>
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#include <vcl/settings.hxx>
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#include <vcl/vclevent.hxx>
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#include <spin.hxx>
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void SpinButton::ImplInit( vcl::Window* pParent, WinBits nStyle )
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{
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mbUpperIn = false;
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mbLowerIn = false;
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mbInitialUp = false;
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mbInitialDown = false;
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mnMinRange = 0;
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mnMaxRange = 100;
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mnValue = 0;
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mnValueStep = 1;
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maRepeatTimer.SetTimeout(MouseSettings::GetButtonStartRepeat());
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maRepeatTimer.SetInvokeHandler(LINK(this, SpinButton, ImplTimeout));
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mbRepeat = 0 != (nStyle & WB_REPEAT);
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if (nStyle & WB_HSCROLL)
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mbHorz = true;
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else
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mbHorz = false;
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Control::ImplInit( pParent, nStyle, nullptr );
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}
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SpinButton::SpinButton( vcl::Window* pParent, WinBits nStyle )
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: Control(WindowType::SPINBUTTON)
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, maRepeatTimer("SpinButton maRepeatTimer")
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, mbUpperIsFocused(false)
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{
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ImplInit(pParent, nStyle);
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}
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IMPL_LINK(SpinButton, ImplTimeout, Timer*, pTimer, void)
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{
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if (pTimer->GetTimeout() == static_cast<sal_uInt64>(MouseSettings::GetButtonStartRepeat()))
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{
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pTimer->SetTimeout( GetSettings().GetMouseSettings().GetButtonRepeat() );
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pTimer->Start();
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}
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else
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{
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if (mbInitialUp)
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Up();
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else
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Down();
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}
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}
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void SpinButton::Up()
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{
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if (ImplIsUpperEnabled())
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{
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mnValue += mnValueStep;
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CompatStateChanged(StateChangedType::Data);
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ImplMoveFocus(true);
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}
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ImplCallEventListenersAndHandler(VclEventId::SpinbuttonUp, nullptr );
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}
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void SpinButton::Down()
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{
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if (ImplIsLowerEnabled())
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{
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mnValue -= mnValueStep;
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CompatStateChanged(StateChangedType::Data);
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ImplMoveFocus(false);
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}
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ImplCallEventListenersAndHandler(VclEventId::SpinbuttonDown, nullptr );
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}
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void SpinButton::Resize()
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{
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Control::Resize();
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Size aSize(GetOutputSizePixel());
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tools::Rectangle aRect(Point(), aSize);
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if (mbHorz)
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{
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maLowerRect = tools::Rectangle(0, 0, aSize.Width() / 2, aSize.Height() - 1);
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maUpperRect = tools::Rectangle(maLowerRect.TopRight(), aRect.BottomRight());
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}
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else
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{
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maUpperRect = tools::Rectangle(0, 0, aSize.Width() - 1, aSize.Height() / 2);
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maLowerRect = tools::Rectangle(maUpperRect.BottomLeft(), aRect.BottomRight());
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}
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ImplCalcFocusRect(ImplIsUpperEnabled() || !ImplIsLowerEnabled());
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Invalidate();
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}
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void SpinButton::Draw(OutputDevice* pDev, const Point& rPos, SystemTextColorFlags nFlags)
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{
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Point aPos = pDev->LogicToPixel(rPos);
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Size aSize = GetSizePixel();
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pDev->Push();
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pDev->SetMapMode();
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if ( !(nFlags & SystemTextColorFlags::Mono) )
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{
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// DecoView uses the FaceColor...
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AllSettings aSettings = pDev->GetSettings();
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StyleSettings aStyleSettings = aSettings.GetStyleSettings();
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if ( IsControlBackground() )
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aStyleSettings.SetFaceColor( GetControlBackground() );
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else
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aStyleSettings.SetFaceColor( GetSettings().GetStyleSettings().GetFaceColor() );
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aSettings.SetStyleSettings( aStyleSettings );
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pDev->SetSettings( aSettings );
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}
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tools::Rectangle aRect( Point( 0, 0 ), aSize );
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tools::Rectangle aLowerRect, aUpperRect;
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if ( mbHorz )
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{
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aLowerRect = tools::Rectangle( 0, 0, aSize.Width()/2, aSize.Height()-1 );
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aUpperRect = tools::Rectangle( aLowerRect.TopRight(), aRect.BottomRight() );
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}
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else
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{
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aUpperRect = tools::Rectangle( 0, 0, aSize.Width()-1, aSize.Height()/2 );
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aLowerRect = tools::Rectangle( aUpperRect.BottomLeft(), aRect.BottomRight() );
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}
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aUpperRect += aPos;
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aLowerRect += aPos;
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ImplDrawSpinButton(*pDev, this, aUpperRect, aLowerRect, false, false,
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IsEnabled() && ImplIsUpperEnabled(),
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IsEnabled() && ImplIsLowerEnabled(), mbHorz, true);
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pDev->Pop();
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}
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void SpinButton::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& /*rRect*/)
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{
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HideFocus();
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bool bEnable = IsEnabled();
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ImplDrawSpinButton(rRenderContext, this, maUpperRect, maLowerRect, mbUpperIn, mbLowerIn,
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bEnable && ImplIsUpperEnabled(),
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bEnable && ImplIsLowerEnabled(), mbHorz, true);
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if (HasFocus())
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ShowFocus(maFocusRect);
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}
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void SpinButton::MouseButtonDown( const MouseEvent& rMEvt )
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{
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if ( maUpperRect.Contains( rMEvt.GetPosPixel() ) && ( ImplIsUpperEnabled() ) )
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{
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mbUpperIn = true;
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mbInitialUp = true;
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Invalidate( maUpperRect );
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}
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else if ( maLowerRect.Contains( rMEvt.GetPosPixel() ) && ( ImplIsLowerEnabled() ) )
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{
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mbLowerIn = true;
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mbInitialDown = true;
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Invalidate( maLowerRect );
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}
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if ( mbUpperIn || mbLowerIn )
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{
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CaptureMouse();
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if ( mbRepeat )
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maRepeatTimer.Start();
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}
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}
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void SpinButton::MouseButtonUp( const MouseEvent& )
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{
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ReleaseMouse();
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if ( mbRepeat )
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{
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maRepeatTimer.Stop();
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maRepeatTimer.SetTimeout(MouseSettings::GetButtonStartRepeat() );
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}
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if ( mbUpperIn )
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{
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mbUpperIn = false;
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Invalidate( maUpperRect );
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Up();
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}
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else if ( mbLowerIn )
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{
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mbLowerIn = false;
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Invalidate( maLowerRect );
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Down();
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}
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mbInitialUp = mbInitialDown = false;
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}
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void SpinButton::MouseMove( const MouseEvent& rMEvt )
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{
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if ( !rMEvt.IsLeft() || (!mbInitialUp && !mbInitialDown) )
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return;
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if ( !maUpperRect.Contains( rMEvt.GetPosPixel() ) &&
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mbUpperIn && mbInitialUp )
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{
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mbUpperIn = false;
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maRepeatTimer.Stop();
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Invalidate( maUpperRect );
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}
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else if ( !maLowerRect.Contains( rMEvt.GetPosPixel() ) &&
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mbLowerIn && mbInitialDown )
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{
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mbLowerIn = false;
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maRepeatTimer.Stop();
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Invalidate( maLowerRect );
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}
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else if ( maUpperRect.Contains( rMEvt.GetPosPixel() ) &&
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!mbUpperIn && mbInitialUp )
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{
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mbUpperIn = true;
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if ( mbRepeat )
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maRepeatTimer.Start();
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Invalidate( maUpperRect );
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}
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else if ( maLowerRect.Contains( rMEvt.GetPosPixel() ) &&
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!mbLowerIn && mbInitialDown )
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{
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mbLowerIn = true;
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if ( mbRepeat )
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maRepeatTimer.Start();
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Invalidate( maLowerRect );
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}
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}
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void SpinButton::KeyInput( const KeyEvent& rKEvt )
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{
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if ( !rKEvt.GetKeyCode().GetModifier() )
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{
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switch ( rKEvt.GetKeyCode().GetCode() )
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{
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case KEY_LEFT:
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case KEY_RIGHT:
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{
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bool bUp = KEY_RIGHT == rKEvt.GetKeyCode().GetCode();
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if ( mbHorz && !ImplMoveFocus( bUp ) )
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bUp ? Up() : Down();
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}
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break;
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case KEY_UP:
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case KEY_DOWN:
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{
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bool bUp = KEY_UP == rKEvt.GetKeyCode().GetCode();
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if ( !mbHorz && !ImplMoveFocus( KEY_UP == rKEvt.GetKeyCode().GetCode() ) )
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bUp ? Up() : Down();
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}
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break;
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case KEY_SPACE:
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mbUpperIsFocused ? Up() : Down();
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break;
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default:
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Control::KeyInput( rKEvt );
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break;
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}
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}
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else
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Control::KeyInput( rKEvt );
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}
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void SpinButton::StateChanged( StateChangedType nType )
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{
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switch ( nType )
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{
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case StateChangedType::Data:
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case StateChangedType::Enable:
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Invalidate();
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break;
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case StateChangedType::Style:
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{
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bool bNewRepeat = 0 != ( GetStyle() & WB_REPEAT );
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if ( bNewRepeat != mbRepeat )
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{
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if ( maRepeatTimer.IsActive() )
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{
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maRepeatTimer.Stop();
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maRepeatTimer.SetTimeout( MouseSettings::GetButtonStartRepeat() );
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}
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mbRepeat = bNewRepeat;
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}
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bool bNewHorz = 0 != ( GetStyle() & WB_HSCROLL );
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if ( bNewHorz != mbHorz )
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{
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mbHorz = bNewHorz;
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Resize();
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}
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}
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break;
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default:;
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}
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Control::StateChanged( nType );
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}
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void SpinButton::SetRangeMin( tools::Long nNewRange )
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{
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SetRange( Range( nNewRange, GetRangeMax() ) );
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}
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void SpinButton::SetRangeMax( tools::Long nNewRange )
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{
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SetRange( Range( GetRangeMin(), nNewRange ) );
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}
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void SpinButton::SetRange( const Range& rRange )
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{
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// adjust rage
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Range aRange = rRange;
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aRange.Normalize();
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tools::Long nNewMinRange = aRange.Min();
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tools::Long nNewMaxRange = aRange.Max();
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// do something only if old and new range differ
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if ( (mnMinRange == nNewMinRange) && (mnMaxRange == nNewMaxRange))
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return;
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mnMinRange = nNewMinRange;
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mnMaxRange = nNewMaxRange;
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// adjust value to new range, if necessary
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if ( mnValue > mnMaxRange )
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mnValue = mnMaxRange;
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if ( mnValue < mnMinRange )
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mnValue = mnMinRange;
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CompatStateChanged( StateChangedType::Data );
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}
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void SpinButton::SetValue( tools::Long nValue )
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{
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// adjust, if necessary
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if ( nValue > mnMaxRange )
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nValue = mnMaxRange;
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if ( nValue < mnMinRange )
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nValue = mnMinRange;
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if ( mnValue != nValue )
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{
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mnValue = nValue;
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CompatStateChanged( StateChangedType::Data );
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}
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}
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void SpinButton::GetFocus()
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{
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ShowFocus( maFocusRect );
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Control::GetFocus();
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}
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void SpinButton::LoseFocus()
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{
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HideFocus();
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Control::LoseFocus();
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}
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bool SpinButton::ImplMoveFocus( bool _bUpper )
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{
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if ( _bUpper == mbUpperIsFocused )
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return false;
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HideFocus();
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ImplCalcFocusRect( _bUpper );
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if ( HasFocus() )
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ShowFocus( maFocusRect );
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return true;
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}
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void SpinButton::ImplCalcFocusRect( bool _bUpper )
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{
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maFocusRect = _bUpper ? maUpperRect : maLowerRect;
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// inflate by some pixels
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maFocusRect.AdjustLeft(2 );
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maFocusRect.AdjustTop(2 );
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maFocusRect.AdjustRight( -2 );
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maFocusRect.AdjustBottom( -2 );
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mbUpperIsFocused = _bUpper;
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}
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tools::Rectangle* SpinButton::ImplFindPartRect( const Point& rPt )
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{
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if( maUpperRect.Contains( rPt ) )
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return &maUpperRect;
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else if( maLowerRect.Contains( rPt ) )
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return &maLowerRect;
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else
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return nullptr;
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}
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bool SpinButton::PreNotify( NotifyEvent& rNEvt )
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{
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if (rNEvt.GetType() == NotifyEventType::MOUSEMOVE)
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{
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const MouseEvent* pMouseEvt = rNEvt.GetMouseEvent();
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if (pMouseEvt && !pMouseEvt->GetButtons() && !pMouseEvt->IsSynthetic() && !pMouseEvt->IsModifierChanged())
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{
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// trigger redraw if mouse over state has changed
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if (IsNativeControlSupported(ControlType::Spinbox, ControlPart::Entire) ||
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IsNativeControlSupported(ControlType::Spinbox, ControlPart::AllButtons) )
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{
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tools::Rectangle* pRect = ImplFindPartRect( GetPointerPosPixel() );
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tools::Rectangle* pLastRect = ImplFindPartRect( GetLastPointerPosPixel() );
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if (pRect != pLastRect || (pMouseEvt->IsLeaveWindow() || pMouseEvt->IsEnterWindow()))
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{
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vcl::Region aRgn(GetOutDev()->GetActiveClipRegion());
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if (pLastRect)
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{
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GetOutDev()->SetClipRegion(vcl::Region(*pLastRect));
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Invalidate(*pLastRect);
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GetOutDev()->SetClipRegion( aRgn );
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}
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if (pRect)
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{
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GetOutDev()->SetClipRegion(vcl::Region(*pRect));
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Invalidate(*pRect);
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GetOutDev()->SetClipRegion(aRgn);
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}
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}
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}
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}
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}
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return Control::PreNotify(rNEvt);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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