Index: xfa/src/fwl/src/basewidget/fwl_scrollbarimp.cpp |
diff --git a/xfa/src/fwl/src/basewidget/fwl_scrollbarimp.cpp b/xfa/src/fwl/src/basewidget/fwl_scrollbarimp.cpp |
deleted file mode 100644 |
index 81f4cad0a2a5e4695b78463f85712d885459a11b..0000000000000000000000000000000000000000 |
--- a/xfa/src/fwl/src/basewidget/fwl_scrollbarimp.cpp |
+++ /dev/null |
@@ -1,805 +0,0 @@ |
-// Copyright 2014 PDFium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
- |
-#include "xfa/src/fwl/src/basewidget/fwl_scrollbarimp.h" |
- |
-#include "xfa/include/fwl/basewidget/fwl_scrollbar.h" |
-#include "xfa/include/fwl/core/fwl_theme.h" |
-#include "xfa/src/fwl/src/core/fwl_noteimp.h" |
-#include "xfa/src/fwl/src/core/fwl_targetimp.h" |
-#include "xfa/src/fwl/src/core/fwl_widgetimp.h" |
- |
-#define FWL_SCROLLBAR_Elapse 500 |
-#define FWL_SCROLLBAR_MinThumb 5 |
- |
-// static |
-IFWL_ScrollBar* IFWL_ScrollBar::Create( |
- const CFWL_WidgetImpProperties& properties, |
- IFWL_Widget* pOuter) { |
- IFWL_ScrollBar* pScrollBar = new IFWL_ScrollBar; |
- CFWL_ScrollBarImp* pScrollBarImpl = new CFWL_ScrollBarImp(properties, pOuter); |
- pScrollBar->SetImpl(pScrollBarImpl); |
- pScrollBarImpl->SetInterface(pScrollBar); |
- return pScrollBar; |
-} |
-IFWL_ScrollBar::IFWL_ScrollBar() {} |
-FX_BOOL IFWL_ScrollBar::IsVertical() { |
- return static_cast<CFWL_ScrollBarImp*>(GetImpl())->IsVertical(); |
-} |
-FWL_ERR IFWL_ScrollBar::GetRange(FX_FLOAT& fMin, FX_FLOAT& fMax) { |
- return static_cast<CFWL_ScrollBarImp*>(GetImpl())->GetRange(fMin, fMax); |
-} |
-FWL_ERR IFWL_ScrollBar::SetRange(FX_FLOAT fMin, FX_FLOAT fMax) { |
- return static_cast<CFWL_ScrollBarImp*>(GetImpl())->SetRange(fMin, fMax); |
-} |
-FX_FLOAT IFWL_ScrollBar::GetPageSize() { |
- return static_cast<CFWL_ScrollBarImp*>(GetImpl())->GetPageSize(); |
-} |
-FWL_ERR IFWL_ScrollBar::SetPageSize(FX_FLOAT fPageSize) { |
- return static_cast<CFWL_ScrollBarImp*>(GetImpl())->SetPageSize(fPageSize); |
-} |
-FX_FLOAT IFWL_ScrollBar::GetStepSize() { |
- return static_cast<CFWL_ScrollBarImp*>(GetImpl())->GetStepSize(); |
-} |
-FWL_ERR IFWL_ScrollBar::SetStepSize(FX_FLOAT fStepSize) { |
- return static_cast<CFWL_ScrollBarImp*>(GetImpl())->SetStepSize(fStepSize); |
-} |
-FX_FLOAT IFWL_ScrollBar::GetPos() { |
- return static_cast<CFWL_ScrollBarImp*>(GetImpl())->GetPos(); |
-} |
-FWL_ERR IFWL_ScrollBar::SetPos(FX_FLOAT fPos) { |
- return static_cast<CFWL_ScrollBarImp*>(GetImpl())->SetPos(fPos); |
-} |
-FX_FLOAT IFWL_ScrollBar::GetTrackPos() { |
- return static_cast<CFWL_ScrollBarImp*>(GetImpl())->GetTrackPos(); |
-} |
-FWL_ERR IFWL_ScrollBar::SetTrackPos(FX_FLOAT fTrackPos) { |
- return static_cast<CFWL_ScrollBarImp*>(GetImpl())->SetTrackPos(fTrackPos); |
-} |
-FX_BOOL IFWL_ScrollBar::DoScroll(FX_DWORD dwCode, FX_FLOAT fPos) { |
- return static_cast<CFWL_ScrollBarImp*>(GetImpl())->DoScroll(dwCode, fPos); |
-} |
-CFWL_ScrollBarImp::CFWL_ScrollBarImp(const CFWL_WidgetImpProperties& properties, |
- IFWL_Widget* pOuter) |
- : CFWL_WidgetImp(properties, pOuter), |
- m_hTimer(nullptr), |
- m_fRangeMin(0), |
- m_fRangeMax(-1), |
- m_fPageSize(0), |
- m_fStepSize(0), |
- m_fPos(0), |
- m_fTrackPos(0), |
- m_iMinButtonState(FWL_PARTSTATE_SCB_Normal), |
- m_iMaxButtonState(FWL_PARTSTATE_SCB_Normal), |
- m_iThumbButtonState(FWL_PARTSTATE_SCB_Normal), |
- m_iMinTrackState(FWL_PARTSTATE_SCB_Normal), |
- m_iMaxTrackState(FWL_PARTSTATE_SCB_Normal), |
- m_fLastTrackPos(0), |
- m_cpTrackPointX(0), |
- m_cpTrackPointY(0), |
- m_iMouseWheel(0), |
- m_bTrackMouseLeave(FALSE), |
- m_bMouseHover(FALSE), |
- m_bMouseDown(FALSE), |
- m_bRepaintThumb(FALSE), |
- m_fButtonLen(0), |
- m_bMinSize(FALSE), |
- m_bCustomLayout(FALSE), |
- m_fMinThumb(FWL_SCROLLBAR_MinThumb) { |
- m_rtClient.Reset(); |
- m_rtThumb.Reset(); |
- m_rtMinBtn.Reset(); |
- m_rtMaxBtn.Reset(); |
- m_rtMinTrack.Reset(); |
- m_rtMaxTrack.Reset(); |
-} |
-CFWL_ScrollBarImp::~CFWL_ScrollBarImp() {} |
-FWL_ERR CFWL_ScrollBarImp::GetClassName(CFX_WideString& wsClass) const { |
- wsClass = FWL_CLASS_ScrollBar; |
- return FWL_ERR_Succeeded; |
-} |
-FX_DWORD CFWL_ScrollBarImp::GetClassID() const { |
- return FWL_CLASSHASH_ScrollBar; |
-} |
-FWL_ERR CFWL_ScrollBarImp::Initialize() { |
- if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded) |
- return FWL_ERR_Indefinite; |
- m_pDelegate = new CFWL_ScrollBarImpDelegate(this); |
- return FWL_ERR_Succeeded; |
-} |
-FWL_ERR CFWL_ScrollBarImp::Finalize() { |
- delete m_pDelegate; |
- m_pDelegate = nullptr; |
- return CFWL_WidgetImp::Finalize(); |
-} |
-FWL_ERR CFWL_ScrollBarImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) { |
- if (bAutoSize) { |
- rect.Set(0, 0, 0, 0); |
- FX_FLOAT* pfMinWidth = static_cast<FX_FLOAT*>( |
- GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth)); |
- if (!pfMinWidth) |
- return FWL_ERR_Indefinite; |
- if (IsVertical()) { |
- rect.Set(0, 0, (*pfMinWidth), (*pfMinWidth) * 3); |
- } else { |
- rect.Set(0, 0, (*pfMinWidth) * 3, (*pfMinWidth)); |
- } |
- CFWL_WidgetImp::GetWidgetRect(rect, TRUE); |
- } else { |
- rect = m_pProperties->m_rtWidget; |
- } |
- return FWL_ERR_Succeeded; |
-} |
-FWL_ERR CFWL_ScrollBarImp::Update() { |
- if (IsLocked()) { |
- return FWL_ERR_Indefinite; |
- } |
- if (!m_pProperties->m_pThemeProvider) { |
- m_pProperties->m_pThemeProvider = GetAvailableTheme(); |
- } |
- Layout(); |
- return FWL_ERR_Succeeded; |
-} |
-FWL_ERR CFWL_ScrollBarImp::DrawWidget(CFX_Graphics* pGraphics, |
- const CFX_Matrix* pMatrix) { |
- if (!pGraphics) |
- return FWL_ERR_Indefinite; |
- if (!m_pProperties->m_pThemeProvider) |
- return FWL_ERR_Indefinite; |
- IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider; |
- if (HasBorder()) { |
- DrawBorder(pGraphics, FWL_PART_SCB_Border, pTheme, pMatrix); |
- } |
- if (HasEdge()) { |
- DrawEdge(pGraphics, FWL_PART_SCB_Edge, pTheme, pMatrix); |
- } |
- DrawTrack(pGraphics, pTheme, TRUE, pMatrix); |
- DrawTrack(pGraphics, pTheme, FALSE, pMatrix); |
- DrawArrowBtn(pGraphics, pTheme, TRUE, pMatrix); |
- DrawArrowBtn(pGraphics, pTheme, FALSE, pMatrix); |
- DrawThumb(pGraphics, pTheme, pMatrix); |
- return FWL_ERR_Succeeded; |
-} |
-inline FX_BOOL CFWL_ScrollBarImp::IsVertical() { |
- return m_pProperties->m_dwStyleExes & FWL_STYLEEXT_SCB_Vert; |
-} |
-FWL_ERR CFWL_ScrollBarImp::GetRange(FX_FLOAT& fMin, FX_FLOAT& fMax) { |
- fMin = m_fRangeMin; |
- fMax = m_fRangeMax; |
- return FWL_ERR_Succeeded; |
-} |
-FWL_ERR CFWL_ScrollBarImp::SetRange(FX_FLOAT fMin, FX_FLOAT fMax) { |
- m_fRangeMin = fMin; |
- m_fRangeMax = fMax; |
- return FWL_ERR_Succeeded; |
-} |
-FX_FLOAT CFWL_ScrollBarImp::GetPageSize() { |
- return m_fPageSize; |
-} |
-FWL_ERR CFWL_ScrollBarImp::SetPageSize(FX_FLOAT fPageSize) { |
- m_fPageSize = fPageSize; |
- return FWL_ERR_Succeeded; |
-} |
-FX_FLOAT CFWL_ScrollBarImp::GetStepSize() { |
- return m_fStepSize; |
-} |
-FWL_ERR CFWL_ScrollBarImp::SetStepSize(FX_FLOAT fStepSize) { |
- m_fStepSize = fStepSize; |
- return FWL_ERR_Succeeded; |
-} |
-FX_FLOAT CFWL_ScrollBarImp::GetPos() { |
- return m_fPos; |
-} |
-FWL_ERR CFWL_ScrollBarImp::SetPos(FX_FLOAT fPos) { |
- m_fPos = fPos; |
- return FWL_ERR_Succeeded; |
-} |
-FX_FLOAT CFWL_ScrollBarImp::GetTrackPos() { |
- return m_fTrackPos; |
-} |
-FWL_ERR CFWL_ScrollBarImp::SetTrackPos(FX_FLOAT fTrackPos) { |
- m_fTrackPos = fTrackPos; |
- CalcThumbButtonRect(m_rtThumb); |
- CalcMinTrackRect(m_rtMinTrack); |
- CalcMaxTrackRect(m_rtMaxTrack); |
- return FWL_ERR_Succeeded; |
-} |
-FX_BOOL CFWL_ScrollBarImp::DoScroll(FX_DWORD dwCode, FX_FLOAT fPos) { |
- switch (dwCode) { |
- case FWL_SCBCODE_Min: |
- case FWL_SCBCODE_Max: |
- case FWL_SCBCODE_PageBackward: |
- case FWL_SCBCODE_PageForward: |
- case FWL_SCBCODE_StepBackward: |
- break; |
- case FWL_SCBCODE_StepForward: |
- break; |
- case FWL_SCBCODE_Pos: |
- case FWL_SCBCODE_TrackPos: |
- case FWL_SCBCODE_EndScroll: |
- break; |
- default: { return FALSE; } |
- } |
- return OnScroll(dwCode, fPos); |
-} |
-int32_t CFWL_ScrollBarImp::Run(FWL_HTIMER hTimer) { |
- if (m_hTimer) { |
- FWL_StopTimer(m_hTimer); |
- } |
- if (!SendEvent()) { |
- m_hTimer = FWL_StartTimer(this, 0); |
- } |
- return 1; |
-} |
-FWL_ERR CFWL_ScrollBarImp::SetOuter(IFWL_Widget* pOuter) { |
- m_pOuter = pOuter; |
- return FWL_ERR_Succeeded; |
-} |
-void CFWL_ScrollBarImp::DrawTrack(CFX_Graphics* pGraphics, |
- IFWL_ThemeProvider* pTheme, |
- FX_BOOL bLower, |
- const CFX_Matrix* pMatrix) { |
- CFWL_ThemeBackground param; |
- param.m_pWidget = m_pInterface; |
- param.m_iPart = bLower ? FWL_PART_SCB_LowerTrack : FWL_PART_SCB_UpperTrack; |
- param.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) |
- ? FWL_PARTSTATE_SCB_Disabled |
- : (bLower ? m_iMinTrackState : m_iMaxTrackState); |
- param.m_pGraphics = pGraphics; |
- param.m_matrix.Concat(*pMatrix); |
- param.m_rtPart = bLower ? m_rtMinTrack : m_rtMaxTrack; |
- pTheme->DrawBackground(¶m); |
-} |
-void CFWL_ScrollBarImp::DrawArrowBtn(CFX_Graphics* pGraphics, |
- IFWL_ThemeProvider* pTheme, |
- FX_BOOL bMinBtn, |
- const CFX_Matrix* pMatrix) { |
- CFWL_ThemeBackground param; |
- param.m_pWidget = m_pInterface; |
- param.m_iPart = bMinBtn ? FWL_PART_SCB_ForeArrow : FWL_PART_SCB_BackArrow; |
- param.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) |
- ? FWL_PARTSTATE_SCB_Disabled |
- : (bMinBtn ? m_iMinButtonState : m_iMaxButtonState); |
- param.m_pGraphics = pGraphics; |
- param.m_matrix.Concat(*pMatrix); |
- param.m_rtPart = bMinBtn ? m_rtMinBtn : m_rtMaxBtn; |
- if (param.m_rtPart.height > 0 && param.m_rtPart.width > 0) { |
- pTheme->DrawBackground(¶m); |
- } |
-} |
-void CFWL_ScrollBarImp::DrawThumb(CFX_Graphics* pGraphics, |
- IFWL_ThemeProvider* pTheme, |
- const CFX_Matrix* pMatrix) { |
- if (!IsEnabled()) { |
- } |
- CFWL_ThemeBackground param; |
- param.m_pWidget = m_pInterface; |
- param.m_iPart = FWL_PART_SCB_Thumb; |
- param.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) |
- ? FWL_PARTSTATE_SCB_Disabled |
- : m_iThumbButtonState; |
- param.m_pGraphics = pGraphics; |
- param.m_matrix.Concat(*pMatrix); |
- param.m_rtPart = m_rtThumb; |
- pTheme->DrawBackground(¶m); |
-} |
-void CFWL_ScrollBarImp::Layout() { |
- IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider; |
- CFWL_ThemePart part; |
- part.m_pWidget = m_pInterface; |
- m_fMinThumb = *static_cast<FX_FLOAT*>( |
- pTheme->GetCapacity(&part, FWL_CAPACITY_SCB_Size)); |
- m_bCustomLayout = pTheme->IsCustomizedLayout(m_pInterface); |
- GetClientRect(m_rtClient); |
- CalcButtonLen(); |
- CalcMinButtonRect(m_rtMinBtn); |
- CalcMaxButtonRect(m_rtMaxBtn); |
- CalcThumbButtonRect(m_rtThumb); |
- CalcMinTrackRect(m_rtMinTrack); |
- CalcMaxTrackRect(m_rtMaxTrack); |
-} |
-void CFWL_ScrollBarImp::CalcButtonLen() { |
- m_fButtonLen = IsVertical() ? m_rtClient.width : m_rtClient.height; |
- FX_FLOAT fLength = IsVertical() ? m_rtClient.height : m_rtClient.width; |
- if (fLength < m_fButtonLen * 2) { |
- m_fButtonLen = fLength / 2; |
- m_bMinSize = TRUE; |
- } else { |
- m_bMinSize = FALSE; |
- } |
-} |
-void CFWL_ScrollBarImp::CalcMinButtonRect(CFX_RectF& rect) { |
- if (m_bCustomLayout) { |
- IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider; |
- CFWL_ThemePart pPart; |
- pPart.m_rtPart = m_rtMinBtn; |
- pPart.m_pWidget = m_pInterface; |
- pPart.m_iPart = FWL_PART_SCB_ForeArrow; |
- pPart.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) |
- ? FWL_PARTSTATE_SCB_Disabled |
- : m_iMinButtonState; |
- pTheme->GetPartRect(&pPart, rect); |
- } else { |
- rect.left = m_rtClient.left; |
- rect.top = m_rtClient.top; |
- rect.width = IsVertical() ? m_rtClient.width : m_fButtonLen; |
- rect.height = IsVertical() ? m_fButtonLen : m_rtClient.height; |
- } |
-} |
-void CFWL_ScrollBarImp::CalcMaxButtonRect(CFX_RectF& rect) { |
- if (m_bCustomLayout) { |
- IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider; |
- CFWL_ThemePart pPart; |
- pPart.m_rtPart = m_rtMaxBtn; |
- pPart.m_pWidget = m_pInterface; |
- pPart.m_iPart = FWL_PART_SCB_BackArrow; |
- pPart.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) |
- ? FWL_PARTSTATE_SCB_Disabled |
- : m_iMaxButtonState; |
- pTheme->GetPartRect(&pPart, rect); |
- } else { |
- rect.left = |
- IsVertical() ? m_rtClient.left : m_rtClient.right() - m_fButtonLen; |
- rect.top = |
- IsVertical() ? m_rtClient.bottom() - m_fButtonLen : m_rtClient.top; |
- rect.width = IsVertical() ? m_rtClient.width : m_fButtonLen; |
- rect.height = IsVertical() ? m_fButtonLen : m_rtClient.height; |
- } |
-} |
-void CFWL_ScrollBarImp::CalcThumbButtonRect(CFX_RectF& rect) { |
- if (!IsEnabled()) { |
- m_rtThumb.Reset(); |
- return; |
- } |
- if (m_bMinSize) { |
- m_rtThumb.Empty(); |
- return; |
- } |
- FX_FLOAT fRange = m_fRangeMax - m_fRangeMin; |
- memset(&rect, 0, sizeof(CFX_Rect)); |
- if (fRange < 0) { |
- if (IsVertical()) { |
- rect.Set(m_rtClient.left, m_rtMaxBtn.bottom(), m_rtClient.width, 0); |
- } else { |
- rect.Set(m_rtMaxBtn.right(), m_rtClient.top, 0, m_rtClient.height); |
- } |
- return; |
- } |
- CFX_RectF rtClient = m_rtClient; |
- FX_FLOAT fLength = IsVertical() ? rtClient.height : rtClient.width; |
- FX_FLOAT fSize = m_fButtonLen; |
- if (m_bCustomLayout) { |
- if (IsVertical()) { |
- fLength = fLength - m_rtMinBtn.height - m_rtMaxBtn.height; |
- if (fLength < m_rtMinBtn.height || fLength < m_rtMaxBtn.height) { |
- fLength = 0.0f; |
- } |
- } else { |
- fLength = fLength - m_rtMinBtn.width - m_rtMaxBtn.width; |
- if (fLength < m_rtMinBtn.width || fLength < m_rtMaxBtn.width) { |
- fLength = 0.0f; |
- } |
- } |
- } else { |
- fLength -= fSize * 2.0f; |
- if (fLength < fSize) { |
- fLength = 0.0f; |
- } |
- } |
- FX_FLOAT fThumbSize = fLength * fLength / (fRange + fLength); |
- if (fThumbSize < m_fMinThumb) { |
- fThumbSize = m_fMinThumb; |
- } |
- FX_FLOAT fDiff = fLength - fThumbSize; |
- if (fDiff < 0.0f) { |
- fDiff = 0.0f; |
- } |
- FX_FLOAT fTrackPos = m_fTrackPos; |
- if (fTrackPos > m_fRangeMax) { |
- fTrackPos = m_fRangeMax; |
- } |
- if (fTrackPos < m_fRangeMin) { |
- fTrackPos = m_fRangeMin; |
- } |
- if (!fRange) |
- return; |
- if (m_bCustomLayout) { |
- FX_FLOAT iPos = fDiff * (fTrackPos - m_fRangeMin) / fRange; |
- rect.left = rtClient.left; |
- if (!IsVertical()) { |
- if ((m_rtMinBtn.right() == m_rtMaxBtn.left && m_rtMinBtn.width > 0 && |
- m_rtMaxBtn.width > 0) || |
- (0 == m_rtMinBtn.width && 0 == m_rtMaxBtn.width)) { |
- rect.left += iPos; |
- } else { |
- rect.left += m_rtMinBtn.right() + iPos; |
- } |
- } |
- rect.top = rtClient.top; |
- if (IsVertical()) { |
- if ((m_rtMinBtn.bottom() == m_rtMaxBtn.top && m_rtMinBtn.height > 0 && |
- m_rtMaxBtn.height > 0) || |
- (0 == m_rtMinBtn.height && 0 == m_rtMaxBtn.height)) { |
- rect.top += iPos; |
- } else { |
- rect.top += m_rtMinBtn.bottom() + iPos; |
- } |
- } |
- rect.width = IsVertical() ? rtClient.width : fThumbSize; |
- rect.height = IsVertical() ? fThumbSize : rtClient.height; |
- } else { |
- FX_FLOAT iPos = fSize + fDiff * (fTrackPos - m_fRangeMin) / fRange; |
- rect.left = rtClient.left; |
- if (!IsVertical()) { |
- rect.left += iPos; |
- } |
- rect.top = rtClient.top; |
- if (IsVertical()) { |
- rect.top += iPos; |
- } |
- rect.width = IsVertical() ? rtClient.width : fThumbSize; |
- rect.height = IsVertical() ? fThumbSize : rtClient.height; |
- } |
-} |
-void CFWL_ScrollBarImp::CalcMinTrackRect(CFX_RectF& rect) { |
- if (m_bMinSize) { |
- rect.Empty(); |
- return; |
- } |
- FX_FLOAT fBottom = m_rtThumb.bottom(); |
- FX_FLOAT fRight = m_rtThumb.right(); |
- FX_FLOAT ix = (m_rtThumb.left + fRight) / 2; |
- FX_FLOAT iy = (m_rtThumb.top + fBottom) / 2; |
- rect.left = m_rtClient.left; |
- rect.top = m_rtClient.top; |
- FX_BOOL bVertical = IsVertical(); |
- rect.width = bVertical ? m_rtClient.width : ix; |
- rect.height = bVertical ? iy : m_rtClient.height; |
- if (m_bCustomLayout) { |
- if (bVertical) { |
- if (0 == m_rtMinBtn.height && 0 == m_rtMaxBtn.height) { |
- rect.top = m_rtClient.top; |
- } else if (m_rtMinBtn.top < m_rtThumb.top) { |
- rect.top = m_rtMinBtn.bottom(); |
- rect.height -= (m_rtMinBtn.bottom() - m_rtClient.top); |
- } |
- } else { |
- if (0 == m_rtMinBtn.width && 0 == m_rtMaxBtn.width) { |
- rect.left = m_rtClient.left; |
- } else if (m_rtMinBtn.left < m_rtThumb.left) { |
- rect.left = m_rtMinBtn.right(); |
- rect.width -= (m_rtMinBtn.right() - m_rtClient.left); |
- } |
- } |
- } |
-} |
-void CFWL_ScrollBarImp::CalcMaxTrackRect(CFX_RectF& rect) { |
- if (m_bMinSize) { |
- rect.Empty(); |
- return; |
- } |
- FX_FLOAT ix = (m_rtThumb.left + m_rtThumb.right()) / 2; |
- FX_FLOAT iy = (m_rtThumb.top + m_rtThumb.bottom()) / 2; |
- FX_BOOL bVertical = IsVertical(); |
- rect.left = bVertical ? m_rtClient.left : ix; |
- rect.top = bVertical ? iy : m_rtClient.top; |
- rect.width = bVertical ? m_rtClient.width : m_rtClient.right() - ix; |
- rect.height = bVertical ? m_rtClient.bottom() - iy : m_rtClient.height; |
- if (m_bCustomLayout) { |
- if (bVertical) { |
- if (m_rtMinBtn.top > m_rtThumb.top && m_rtMinBtn.height > 0 && |
- m_rtMaxBtn.height > 0) { |
- rect.height -= (m_rtClient.bottom() - m_rtMinBtn.top); |
- } else if (m_rtMinBtn.height > 0 && m_rtMaxBtn.height > 0) { |
- rect.height -= (m_rtClient.bottom() - m_rtMaxBtn.top); |
- } |
- } else { |
- if (m_rtMinBtn.left > m_rtThumb.left && m_rtMinBtn.width > 0 && |
- m_rtMaxBtn.width > 0) { |
- rect.width -= (m_rtClient.right() - m_rtMinBtn.left); |
- } else if (m_rtMinBtn.width > 0 && m_rtMaxBtn.width > 0) { |
- rect.width -= (m_rtClient.right() - m_rtMaxBtn.left); |
- } |
- } |
- } |
-} |
-FX_FLOAT CFWL_ScrollBarImp::GetTrackPointPos(FX_FLOAT fx, FX_FLOAT fy) { |
- FX_FLOAT fDiffX = fx - m_cpTrackPointX; |
- FX_FLOAT fDiffY = fy - m_cpTrackPointY; |
- FX_FLOAT fRange = m_fRangeMax - m_fRangeMin; |
- FX_FLOAT fPos; |
- if (m_bCustomLayout) { |
- if (IsVertical()) { |
- if (0 == m_rtMinBtn.height && 0 == m_rtMaxBtn.height) { |
- fPos = fRange * fDiffY / (m_rtClient.height - m_rtThumb.height); |
- } else if (m_rtMinBtn.bottom() == m_rtMaxBtn.top) { |
- fPos = fRange * fDiffY / |
- (m_rtMinBtn.top - m_rtClient.top - m_rtThumb.height); |
- } else { |
- fPos = fRange * fDiffY / |
- (m_rtMaxBtn.top - m_rtMinBtn.bottom() - m_rtThumb.height); |
- } |
- } else { |
- if (0 == m_rtMinBtn.width && 0 == m_rtMaxBtn.width) { |
- fPos = fRange * fDiffX / (m_rtClient.width - m_rtThumb.width); |
- } else if (m_rtMinBtn.right() == m_rtMaxBtn.left) { |
- fPos = fRange * fDiffX / |
- (m_rtMinBtn.left - m_rtClient.left - m_rtThumb.width); |
- } else { |
- fPos = fRange * fDiffX / |
- (m_rtMaxBtn.left - m_rtMinBtn.right() - m_rtThumb.width); |
- } |
- } |
- } else { |
- if (IsVertical()) { |
- fPos = fRange * fDiffY / |
- (m_rtMaxBtn.top - m_rtMinBtn.bottom() - m_rtThumb.height); |
- } else { |
- fPos = fRange * fDiffX / |
- (m_rtMaxBtn.left - m_rtMinBtn.right() - m_rtThumb.width); |
- } |
- } |
- fPos += m_fLastTrackPos; |
- if (fPos < m_fRangeMin) { |
- fPos = m_fRangeMin; |
- } |
- if (fPos > m_fRangeMax) { |
- fPos = m_fRangeMax; |
- } |
- return fPos; |
-} |
-void CFWL_ScrollBarImp::GetTrackRect(CFX_RectF& rect, FX_BOOL bLower) { |
- FX_BOOL bDisabled = m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled; |
- if (bDisabled || m_bCustomLayout) { |
- rect = bLower ? m_rtMinTrack : m_rtMaxTrack; |
- } else { |
- FX_FLOAT fW = m_rtThumb.width / 2; |
- FX_FLOAT fH = m_rtThumb.height / 2; |
- FX_BOOL bVert = IsVertical(); |
- if (bLower) { |
- if (bVert) { |
- FX_FLOAT fMinTrackHeight = m_rtMinTrack.height - fH - m_rtMinBtn.height; |
- fMinTrackHeight = (fMinTrackHeight >= 0.0f) ? fMinTrackHeight : 0.0f; |
- rect.Set(m_rtMinTrack.left, m_rtMinTrack.top + m_rtMinBtn.height, |
- m_rtMinTrack.width, fMinTrackHeight); |
- } else { |
- FX_FLOAT fMinTrackWidth = |
- m_rtMinTrack.width - fW - m_rtMinBtn.width + 2; |
- fMinTrackWidth = (fMinTrackWidth >= 0.0f) ? fMinTrackWidth : 0.0f; |
- rect.Set(m_rtMinTrack.left + m_rtMinBtn.width - 1, m_rtMinTrack.top, |
- fMinTrackWidth, m_rtMinTrack.height); |
- } |
- } else { |
- if (bVert) { |
- FX_FLOAT fMaxTrackHeight = m_rtMaxTrack.height - fH - m_rtMaxBtn.height; |
- fMaxTrackHeight = (fMaxTrackHeight >= 0.0f) ? fMaxTrackHeight : 0.0f; |
- rect.Set(m_rtMaxTrack.left, m_rtMaxTrack.top + fH, m_rtMaxTrack.width, |
- fMaxTrackHeight); |
- } else { |
- FX_FLOAT fMaxTrackWidth = |
- m_rtMaxTrack.width - fW - m_rtMaxBtn.width + 2; |
- fMaxTrackWidth = (fMaxTrackWidth >= 0.0f) ? fMaxTrackWidth : 0.0f; |
- rect.Set(m_rtMaxTrack.left + fW, m_rtMaxTrack.top, fMaxTrackWidth, |
- m_rtMaxTrack.height); |
- } |
- } |
- } |
-} |
-FX_BOOL CFWL_ScrollBarImp::SendEvent() { |
- if (m_iMinButtonState == FWL_PARTSTATE_SCB_Pressed) { |
- DoScroll(FWL_SCBCODE_StepBackward, m_fTrackPos); |
- return FALSE; |
- } |
- if (m_iMaxButtonState == FWL_PARTSTATE_SCB_Pressed) { |
- DoScroll(FWL_SCBCODE_StepForward, m_fTrackPos); |
- return FALSE; |
- } |
- if (m_iMinTrackState == FWL_PARTSTATE_SCB_Pressed) { |
- DoScroll(FWL_SCBCODE_PageBackward, m_fTrackPos); |
- return m_rtThumb.Contains(m_cpTrackPointX, m_cpTrackPointY); |
- } |
- if (m_iMaxTrackState == FWL_PARTSTATE_SCB_Pressed) { |
- DoScroll(FWL_SCBCODE_PageForward, m_fTrackPos); |
- return m_rtThumb.Contains(m_cpTrackPointX, m_cpTrackPointY); |
- } |
- if (m_iMouseWheel) { |
- FX_WORD dwCode = |
- m_iMouseWheel < 0 ? FWL_SCBCODE_StepForward : FWL_SCBCODE_StepBackward; |
- DoScroll(dwCode, m_fTrackPos); |
- } |
- return TRUE; |
-} |
-FX_BOOL CFWL_ScrollBarImp::OnScroll(FX_DWORD dwCode, FX_FLOAT fPos) { |
- FX_BOOL bRet = TRUE; |
- CFWL_EvtScroll ev; |
- ev.m_iScrollCode = dwCode; |
- ev.m_pSrcTarget = m_pInterface; |
- ev.m_fPos = fPos; |
- ev.m_pRet = &bRet; |
- DispatchEvent(&ev); |
- return bRet; |
-} |
-CFWL_ScrollBarImpDelegate::CFWL_ScrollBarImpDelegate(CFWL_ScrollBarImp* pOwner) |
- : m_pOwner(pOwner) {} |
-int32_t CFWL_ScrollBarImpDelegate::OnProcessMessage(CFWL_Message* pMessage) { |
- if (!pMessage) |
- return 0; |
- int32_t iRet = 1; |
- FX_DWORD dwMsgCode = pMessage->GetClassID(); |
- if (dwMsgCode == FWL_MSGHASH_Mouse) { |
- CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage); |
- FX_DWORD dwCmd = pMsg->m_dwCmd; |
- switch (dwCmd) { |
- case FWL_MSGMOUSECMD_LButtonDown: { |
- OnLButtonDown(pMsg->m_dwFlags, pMsg->m_fx, pMsg->m_fy); |
- break; |
- } |
- case FWL_MSGMOUSECMD_LButtonUp: { |
- OnLButtonUp(pMsg->m_dwFlags, pMsg->m_fx, pMsg->m_fy); |
- break; |
- } |
- case FWL_MSGMOUSECMD_MouseMove: { |
- OnMouseMove(pMsg->m_dwFlags, pMsg->m_fx, pMsg->m_fy); |
- break; |
- } |
- case FWL_MSGMOUSECMD_MouseLeave: { |
- OnMouseLeave(); |
- break; |
- } |
- default: { iRet = 0; } |
- } |
- } else if (dwMsgCode == FWL_MSGHASH_MouseWheel) { |
- CFWL_MsgMouseWheel* pMsg = static_cast<CFWL_MsgMouseWheel*>(pMessage); |
- OnMouseWheel(pMsg->m_fx, pMsg->m_fy, pMsg->m_dwFlags, pMsg->m_fDeltaX, |
- pMsg->m_fDeltaY); |
- } else { |
- iRet = 0; |
- } |
- return iRet; |
-} |
-FWL_ERR CFWL_ScrollBarImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics, |
- const CFX_Matrix* pMatrix) { |
- return m_pOwner->DrawWidget(pGraphics, pMatrix); |
-} |
-void CFWL_ScrollBarImpDelegate::OnLButtonDown(FX_DWORD dwFlags, |
- FX_FLOAT fx, |
- FX_FLOAT fy) { |
- if (!m_pOwner->IsEnabled()) { |
- return; |
- } |
- m_pOwner->m_bMouseDown = TRUE; |
- m_pOwner->SetGrab(TRUE); |
- m_pOwner->m_cpTrackPointX = fx; |
- m_pOwner->m_cpTrackPointY = fy; |
- m_pOwner->m_fLastTrackPos = m_pOwner->m_fTrackPos; |
- if (m_pOwner->m_rtMinBtn.Contains(fx, fy)) { |
- DoMouseDown(0, m_pOwner->m_rtMinBtn, m_pOwner->m_iMinButtonState, fx, fy); |
- } else { |
- if (m_pOwner->m_rtThumb.Contains(fx, fy)) { |
- DoMouseDown(1, m_pOwner->m_rtThumb, m_pOwner->m_iThumbButtonState, fx, |
- fy); |
- } else { |
- if (m_pOwner->m_rtMaxBtn.Contains(fx, fy)) { |
- DoMouseDown(2, m_pOwner->m_rtMaxBtn, m_pOwner->m_iMaxButtonState, fx, |
- fy); |
- } else { |
- if (m_pOwner->m_rtMinTrack.Contains(fx, fy)) { |
- DoMouseDown(3, m_pOwner->m_rtMinTrack, m_pOwner->m_iMinTrackState, fx, |
- fy); |
- } else { |
- DoMouseDown(4, m_pOwner->m_rtMaxTrack, m_pOwner->m_iMaxTrackState, fx, |
- fy); |
- } |
- } |
- } |
- } |
- if (!m_pOwner->SendEvent()) { |
- m_pOwner->m_hTimer = FWL_StartTimer(m_pOwner, FWL_SCROLLBAR_Elapse); |
- } |
-} |
-void CFWL_ScrollBarImpDelegate::OnLButtonUp(FX_DWORD dwFlags, |
- FX_FLOAT fx, |
- FX_FLOAT fy) { |
- FWL_StopTimer(m_pOwner->m_hTimer); |
- m_pOwner->m_bMouseDown = FALSE; |
- DoMouseUp(0, m_pOwner->m_rtMinBtn, m_pOwner->m_iMinButtonState, fx, fy); |
- DoMouseUp(1, m_pOwner->m_rtThumb, m_pOwner->m_iThumbButtonState, fx, fy); |
- DoMouseUp(2, m_pOwner->m_rtMaxBtn, m_pOwner->m_iMaxButtonState, fx, fy); |
- DoMouseUp(3, m_pOwner->m_rtMinTrack, m_pOwner->m_iMinTrackState, fx, fy); |
- DoMouseUp(4, m_pOwner->m_rtMaxTrack, m_pOwner->m_iMaxTrackState, fx, fy); |
- m_pOwner->SetGrab(FALSE); |
-} |
-void CFWL_ScrollBarImpDelegate::OnMouseMove(FX_DWORD dwFlags, |
- FX_FLOAT fx, |
- FX_FLOAT fy) { |
- DoMouseMove(0, m_pOwner->m_rtMinBtn, m_pOwner->m_iMinButtonState, fx, fy); |
- DoMouseMove(1, m_pOwner->m_rtThumb, m_pOwner->m_iThumbButtonState, fx, fy); |
- DoMouseMove(2, m_pOwner->m_rtMaxBtn, m_pOwner->m_iMaxButtonState, fx, fy); |
- DoMouseMove(3, m_pOwner->m_rtMinTrack, m_pOwner->m_iMinTrackState, fx, fy); |
- DoMouseMove(4, m_pOwner->m_rtMaxTrack, m_pOwner->m_iMaxTrackState, fx, fy); |
-} |
-void CFWL_ScrollBarImpDelegate::OnMouseLeave() { |
- DoMouseLeave(0, m_pOwner->m_rtMinBtn, m_pOwner->m_iMinButtonState); |
- DoMouseLeave(1, m_pOwner->m_rtThumb, m_pOwner->m_iThumbButtonState); |
- DoMouseLeave(2, m_pOwner->m_rtMaxBtn, m_pOwner->m_iMaxButtonState); |
- DoMouseLeave(3, m_pOwner->m_rtMinTrack, m_pOwner->m_iMinTrackState); |
- DoMouseLeave(4, m_pOwner->m_rtMaxTrack, m_pOwner->m_iMaxTrackState); |
-} |
-void CFWL_ScrollBarImpDelegate::OnMouseWheel(FX_FLOAT fx, |
- FX_FLOAT fy, |
- FX_DWORD dwFlags, |
- FX_FLOAT fDeltaX, |
- FX_FLOAT fDeltaY) { |
- m_pOwner->m_iMouseWheel = (int32_t)fDeltaX; |
- m_pOwner->SendEvent(); |
- m_pOwner->m_iMouseWheel = 0; |
-} |
-void CFWL_ScrollBarImpDelegate::DoMouseDown(int32_t iItem, |
- const CFX_RectF& rtItem, |
- int32_t& iState, |
- FX_FLOAT fx, |
- FX_FLOAT fy) { |
- if (!rtItem.Contains(fx, fy)) { |
- return; |
- } |
- if (iState == FWL_PARTSTATE_SCB_Pressed) { |
- return; |
- } |
- iState = FWL_PARTSTATE_SCB_Pressed; |
- m_pOwner->Repaint(&rtItem); |
-} |
-void CFWL_ScrollBarImpDelegate::DoMouseUp(int32_t iItem, |
- const CFX_RectF& rtItem, |
- int32_t& iState, |
- FX_FLOAT fx, |
- FX_FLOAT fy) { |
- int32_t iNewState = rtItem.Contains(fx, fy) ? FWL_PARTSTATE_SCB_Hovered |
- : FWL_PARTSTATE_SCB_Normal; |
- if (iState == iNewState) { |
- return; |
- } |
- iState = iNewState; |
- m_pOwner->Repaint(&rtItem); |
- m_pOwner->OnScroll(FWL_SCBCODE_EndScroll, m_pOwner->m_fTrackPos); |
-} |
-void CFWL_ScrollBarImpDelegate::DoMouseMove(int32_t iItem, |
- const CFX_RectF& rtItem, |
- int32_t& iState, |
- FX_FLOAT fx, |
- FX_FLOAT fy) { |
- if (!m_pOwner->m_bMouseDown) { |
- int32_t iNewState = rtItem.Contains(fx, fy) ? FWL_PARTSTATE_SCB_Hovered |
- : FWL_PARTSTATE_SCB_Normal; |
- if (iState == iNewState) { |
- return; |
- } |
- iState = iNewState; |
- m_pOwner->Repaint(&rtItem); |
- } else if ((2 == iItem) && |
- (m_pOwner->m_iThumbButtonState == FWL_PARTSTATE_SCB_Pressed)) { |
- FX_FLOAT fPos = m_pOwner->GetTrackPointPos(fx, fy); |
- m_pOwner->m_fTrackPos = fPos; |
- m_pOwner->OnScroll(FWL_SCBCODE_TrackPos, fPos); |
- } |
-} |
-void CFWL_ScrollBarImpDelegate::DoMouseLeave(int32_t iItem, |
- const CFX_RectF& rtItem, |
- int32_t& iState) { |
- if (iState == FWL_PARTSTATE_SCB_Normal) { |
- return; |
- } |
- iState = FWL_PARTSTATE_SCB_Normal; |
- m_pOwner->Repaint(&rtItem); |
-} |
-void CFWL_ScrollBarImpDelegate::DoMouseHover(int32_t iItem, |
- const CFX_RectF& rtItem, |
- int32_t& iState) { |
- if (iState == FWL_PARTSTATE_SCB_Hovered) { |
- return; |
- } |
- iState = FWL_PARTSTATE_SCB_Hovered; |
- m_pOwner->Repaint(&rtItem); |
-} |