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libreoffice/vcl/source/control/spinbtn.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

468 lines
12 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 <vcl/event.hxx>
#include <vcl/toolkit/spin.hxx>
#include <vcl/settings.hxx>
#include <vcl/vclevent.hxx>
#include <spin.hxx>
void SpinButton::ImplInit( vcl::Window* pParent, WinBits nStyle )
{
mbUpperIn = false;
mbLowerIn = false;
mbInitialUp = false;
mbInitialDown = false;
mnMinRange = 0;
mnMaxRange = 100;
mnValue = 0;
mnValueStep = 1;
maRepeatTimer.SetTimeout(MouseSettings::GetButtonStartRepeat());
maRepeatTimer.SetInvokeHandler(LINK(this, SpinButton, ImplTimeout));
mbRepeat = 0 != (nStyle & WB_REPEAT);
if (nStyle & WB_HSCROLL)
mbHorz = true;
else
mbHorz = false;
Control::ImplInit( pParent, nStyle, nullptr );
}
SpinButton::SpinButton( vcl::Window* pParent, WinBits nStyle )
: Control(WindowType::SPINBUTTON)
, maRepeatTimer("SpinButton maRepeatTimer")
, mbUpperIsFocused(false)
{
ImplInit(pParent, nStyle);
}
IMPL_LINK(SpinButton, ImplTimeout, Timer*, pTimer, void)
{
if (pTimer->GetTimeout() == static_cast<sal_uInt64>(MouseSettings::GetButtonStartRepeat()))
{
pTimer->SetTimeout( GetSettings().GetMouseSettings().GetButtonRepeat() );
pTimer->Start();
}
else
{
if (mbInitialUp)
Up();
else
Down();
}
}
void SpinButton::Up()
{
if (ImplIsUpperEnabled())
{
mnValue += mnValueStep;
CompatStateChanged(StateChangedType::Data);
ImplMoveFocus(true);
}
ImplCallEventListenersAndHandler(VclEventId::SpinbuttonUp, nullptr );
}
void SpinButton::Down()
{
if (ImplIsLowerEnabled())
{
mnValue -= mnValueStep;
CompatStateChanged(StateChangedType::Data);
ImplMoveFocus(false);
}
ImplCallEventListenersAndHandler(VclEventId::SpinbuttonDown, nullptr );
}
void SpinButton::Resize()
{
Control::Resize();
Size aSize(GetOutputSizePixel());
tools::Rectangle aRect(Point(), aSize);
if (mbHorz)
{
maLowerRect = tools::Rectangle(0, 0, aSize.Width() / 2, aSize.Height() - 1);
maUpperRect = tools::Rectangle(maLowerRect.TopRight(), aRect.BottomRight());
}
else
{
maUpperRect = tools::Rectangle(0, 0, aSize.Width() - 1, aSize.Height() / 2);
maLowerRect = tools::Rectangle(maUpperRect.BottomLeft(), aRect.BottomRight());
}
ImplCalcFocusRect(ImplIsUpperEnabled() || !ImplIsLowerEnabled());
Invalidate();
}
void SpinButton::Draw(OutputDevice* pDev, const Point& rPos, SystemTextColorFlags nFlags)
{
Point aPos = pDev->LogicToPixel(rPos);
Size aSize = GetSizePixel();
pDev->Push();
pDev->SetMapMode();
if ( !(nFlags & SystemTextColorFlags::Mono) )
{
// DecoView uses the FaceColor...
AllSettings aSettings = pDev->GetSettings();
StyleSettings aStyleSettings = aSettings.GetStyleSettings();
if ( IsControlBackground() )
aStyleSettings.SetFaceColor( GetControlBackground() );
else
aStyleSettings.SetFaceColor( GetSettings().GetStyleSettings().GetFaceColor() );
aSettings.SetStyleSettings( aStyleSettings );
pDev->SetSettings( aSettings );
}
tools::Rectangle aRect( Point( 0, 0 ), aSize );
tools::Rectangle aLowerRect, aUpperRect;
if ( mbHorz )
{
aLowerRect = tools::Rectangle( 0, 0, aSize.Width()/2, aSize.Height()-1 );
aUpperRect = tools::Rectangle( aLowerRect.TopRight(), aRect.BottomRight() );
}
else
{
aUpperRect = tools::Rectangle( 0, 0, aSize.Width()-1, aSize.Height()/2 );
aLowerRect = tools::Rectangle( aUpperRect.BottomLeft(), aRect.BottomRight() );
}
aUpperRect += aPos;
aLowerRect += aPos;
ImplDrawSpinButton(*pDev, this, aUpperRect, aLowerRect, false, false,
IsEnabled() && ImplIsUpperEnabled(),
IsEnabled() && ImplIsLowerEnabled(), mbHorz, true);
pDev->Pop();
}
void SpinButton::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& /*rRect*/)
{
HideFocus();
bool bEnable = IsEnabled();
ImplDrawSpinButton(rRenderContext, this, maUpperRect, maLowerRect, mbUpperIn, mbLowerIn,
bEnable && ImplIsUpperEnabled(),
bEnable && ImplIsLowerEnabled(), mbHorz, true);
if (HasFocus())
ShowFocus(maFocusRect);
}
void SpinButton::MouseButtonDown( const MouseEvent& rMEvt )
{
if ( maUpperRect.Contains( rMEvt.GetPosPixel() ) && ( ImplIsUpperEnabled() ) )
{
mbUpperIn = true;
mbInitialUp = true;
Invalidate( maUpperRect );
}
else if ( maLowerRect.Contains( rMEvt.GetPosPixel() ) && ( ImplIsLowerEnabled() ) )
{
mbLowerIn = true;
mbInitialDown = true;
Invalidate( maLowerRect );
}
if ( mbUpperIn || mbLowerIn )
{
CaptureMouse();
if ( mbRepeat )
maRepeatTimer.Start();
}
}
void SpinButton::MouseButtonUp( const MouseEvent& )
{
ReleaseMouse();
if ( mbRepeat )
{
maRepeatTimer.Stop();
maRepeatTimer.SetTimeout(MouseSettings::GetButtonStartRepeat() );
}
if ( mbUpperIn )
{
mbUpperIn = false;
Invalidate( maUpperRect );
Up();
}
else if ( mbLowerIn )
{
mbLowerIn = false;
Invalidate( maLowerRect );
Down();
}
mbInitialUp = mbInitialDown = false;
}
void SpinButton::MouseMove( const MouseEvent& rMEvt )
{
if ( !rMEvt.IsLeft() || (!mbInitialUp && !mbInitialDown) )
return;
if ( !maUpperRect.Contains( rMEvt.GetPosPixel() ) &&
mbUpperIn && mbInitialUp )
{
mbUpperIn = false;
maRepeatTimer.Stop();
Invalidate( maUpperRect );
}
else if ( !maLowerRect.Contains( rMEvt.GetPosPixel() ) &&
mbLowerIn && mbInitialDown )
{
mbLowerIn = false;
maRepeatTimer.Stop();
Invalidate( maLowerRect );
}
else if ( maUpperRect.Contains( rMEvt.GetPosPixel() ) &&
!mbUpperIn && mbInitialUp )
{
mbUpperIn = true;
if ( mbRepeat )
maRepeatTimer.Start();
Invalidate( maUpperRect );
}
else if ( maLowerRect.Contains( rMEvt.GetPosPixel() ) &&
!mbLowerIn && mbInitialDown )
{
mbLowerIn = true;
if ( mbRepeat )
maRepeatTimer.Start();
Invalidate( maLowerRect );
}
}
void SpinButton::KeyInput( const KeyEvent& rKEvt )
{
if ( !rKEvt.GetKeyCode().GetModifier() )
{
switch ( rKEvt.GetKeyCode().GetCode() )
{
case KEY_LEFT:
case KEY_RIGHT:
{
bool bUp = KEY_RIGHT == rKEvt.GetKeyCode().GetCode();
if ( mbHorz && !ImplMoveFocus( bUp ) )
bUp ? Up() : Down();
}
break;
case KEY_UP:
case KEY_DOWN:
{
bool bUp = KEY_UP == rKEvt.GetKeyCode().GetCode();
if ( !mbHorz && !ImplMoveFocus( KEY_UP == rKEvt.GetKeyCode().GetCode() ) )
bUp ? Up() : Down();
}
break;
case KEY_SPACE:
mbUpperIsFocused ? Up() : Down();
break;
default:
Control::KeyInput( rKEvt );
break;
}
}
else
Control::KeyInput( rKEvt );
}
void SpinButton::StateChanged( StateChangedType nType )
{
switch ( nType )
{
case StateChangedType::Data:
case StateChangedType::Enable:
Invalidate();
break;
case StateChangedType::Style:
{
bool bNewRepeat = 0 != ( GetStyle() & WB_REPEAT );
if ( bNewRepeat != mbRepeat )
{
if ( maRepeatTimer.IsActive() )
{
maRepeatTimer.Stop();
maRepeatTimer.SetTimeout( MouseSettings::GetButtonStartRepeat() );
}
mbRepeat = bNewRepeat;
}
bool bNewHorz = 0 != ( GetStyle() & WB_HSCROLL );
if ( bNewHorz != mbHorz )
{
mbHorz = bNewHorz;
Resize();
}
}
break;
default:;
}
Control::StateChanged( nType );
}
void SpinButton::SetRangeMin( tools::Long nNewRange )
{
SetRange( Range( nNewRange, GetRangeMax() ) );
}
void SpinButton::SetRangeMax( tools::Long nNewRange )
{
SetRange( Range( GetRangeMin(), nNewRange ) );
}
void SpinButton::SetRange( const Range& rRange )
{
// adjust rage
Range aRange = rRange;
aRange.Normalize();
tools::Long nNewMinRange = aRange.Min();
tools::Long nNewMaxRange = aRange.Max();
// do something only if old and new range differ
if ( (mnMinRange == nNewMinRange) && (mnMaxRange == nNewMaxRange))
return;
mnMinRange = nNewMinRange;
mnMaxRange = nNewMaxRange;
// adjust value to new range, if necessary
if ( mnValue > mnMaxRange )
mnValue = mnMaxRange;
if ( mnValue < mnMinRange )
mnValue = mnMinRange;
CompatStateChanged( StateChangedType::Data );
}
void SpinButton::SetValue( tools::Long nValue )
{
// adjust, if necessary
if ( nValue > mnMaxRange )
nValue = mnMaxRange;
if ( nValue < mnMinRange )
nValue = mnMinRange;
if ( mnValue != nValue )
{
mnValue = nValue;
CompatStateChanged( StateChangedType::Data );
}
}
void SpinButton::GetFocus()
{
ShowFocus( maFocusRect );
Control::GetFocus();
}
void SpinButton::LoseFocus()
{
HideFocus();
Control::LoseFocus();
}
bool SpinButton::ImplMoveFocus( bool _bUpper )
{
if ( _bUpper == mbUpperIsFocused )
return false;
HideFocus();
ImplCalcFocusRect( _bUpper );
if ( HasFocus() )
ShowFocus( maFocusRect );
return true;
}
void SpinButton::ImplCalcFocusRect( bool _bUpper )
{
maFocusRect = _bUpper ? maUpperRect : maLowerRect;
// inflate by some pixels
maFocusRect.AdjustLeft(2 );
maFocusRect.AdjustTop(2 );
maFocusRect.AdjustRight( -2 );
maFocusRect.AdjustBottom( -2 );
mbUpperIsFocused = _bUpper;
}
tools::Rectangle* SpinButton::ImplFindPartRect( const Point& rPt )
{
if( maUpperRect.Contains( rPt ) )
return &maUpperRect;
else if( maLowerRect.Contains( rPt ) )
return &maLowerRect;
else
return nullptr;
}
bool SpinButton::PreNotify( NotifyEvent& rNEvt )
{
if (rNEvt.GetType() == NotifyEventType::MOUSEMOVE)
{
const MouseEvent* pMouseEvt = rNEvt.GetMouseEvent();
if (pMouseEvt && !pMouseEvt->GetButtons() && !pMouseEvt->IsSynthetic() && !pMouseEvt->IsModifierChanged())
{
// trigger redraw if mouse over state has changed
if (IsNativeControlSupported(ControlType::Spinbox, ControlPart::Entire) ||
IsNativeControlSupported(ControlType::Spinbox, ControlPart::AllButtons) )
{
tools::Rectangle* pRect = ImplFindPartRect( GetPointerPosPixel() );
tools::Rectangle* pLastRect = ImplFindPartRect( GetLastPointerPosPixel() );
if (pRect != pLastRect || (pMouseEvt->IsLeaveWindow() || pMouseEvt->IsEnterWindow()))
{
vcl::Region aRgn(GetOutDev()->GetActiveClipRegion());
if (pLastRect)
{
GetOutDev()->SetClipRegion(vcl::Region(*pLastRect));
Invalidate(*pLastRect);
GetOutDev()->SetClipRegion( aRgn );
}
if (pRect)
{
GetOutDev()->SetClipRegion(vcl::Region(*pRect));
Invalidate(*pRect);
GetOutDev()->SetClipRegion(aRgn);
}
}
}
}
}
return Control::PreNotify(rNEvt);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */