diff options
Diffstat (limited to 'vcl/source/control/spinbtn.cxx')
| -rw-r--r-- | vcl/source/control/spinbtn.cxx | 468 |
1 files changed, 468 insertions, 0 deletions
diff --git a/vcl/source/control/spinbtn.cxx b/vcl/source/control/spinbtn.cxx new file mode 100644 index 000000000..35e67a1b5 --- /dev/null +++ b/vcl/source/control/spinbtn.cxx @@ -0,0 +1,468 @@ +/* -*- 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) + , mbUpperIsFocused(false) +{ + ImplInit(pParent, nStyle); +} + +IMPL_LINK(SpinButton, ImplTimeout, Timer*, pTimer, void) +{ + if (pTimer->GetTimeout() == 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, DrawFlags nFlags) +{ + Point aPos = pDev->LogicToPixel(rPos); + Size aSize = GetSizePixel(); + + pDev->Push(); + pDev->SetMapMode(); + if ( !(nFlags & DrawFlags::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.IsInside( rMEvt.GetPosPixel() ) && ( ImplIsUpperEnabled() ) ) + { + mbUpperIn = true; + mbInitialUp = true; + Invalidate( maUpperRect ); + } + else if ( maLowerRect.IsInside( 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.IsInside( rMEvt.GetPosPixel() ) && + mbUpperIn && mbInitialUp ) + { + mbUpperIn = false; + maRepeatTimer.Stop(); + Invalidate( maUpperRect ); + } + else if ( !maLowerRect.IsInside( rMEvt.GetPosPixel() ) && + mbLowerIn && mbInitialDown ) + { + mbLowerIn = false; + maRepeatTimer.Stop(); + Invalidate( maLowerRect ); + } + else if ( maUpperRect.IsInside( rMEvt.GetPosPixel() ) && + !mbUpperIn && mbInitialUp ) + { + mbUpperIn = true; + if ( mbRepeat ) + maRepeatTimer.Start(); + Invalidate( maUpperRect ); + } + else if ( maLowerRect.IsInside( 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( long nNewRange ) +{ + SetRange( Range( nNewRange, GetRangeMax() ) ); +} + +void SpinButton::SetRangeMax( long nNewRange ) +{ + SetRange( Range( GetRangeMin(), nNewRange ) ); +} + +void SpinButton::SetRange( const Range& rRange ) +{ + // adjust rage + Range aRange = rRange; + aRange.Justify(); + long nNewMinRange = aRange.Min(); + long nNewMaxRange = aRange.Max(); + + // do something only if old and new range differ + if ( (mnMinRange != nNewMinRange) || + (mnMaxRange != nNewMaxRange) ) + { + 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( 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.IsInside( rPt ) ) + return &maUpperRect; + else if( maLowerRect.IsInside( rPt ) ) + return &maLowerRect; + else + return nullptr; +} + +bool SpinButton::PreNotify( NotifyEvent& rNEvt ) +{ + if (rNEvt.GetType() == MouseNotifyEvent::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(GetActiveClipRegion()); + if (pLastRect) + { + SetClipRegion(vcl::Region(*pLastRect)); + Invalidate(*pLastRect); + SetClipRegion( aRgn ); + } + if (pRect) + { + SetClipRegion(vcl::Region(*pRect)); + Invalidate(*pRect); + SetClipRegion(aRgn); + } + } + } + } + } + + return Control::PreNotify(rNEvt); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |