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// 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/fxfa/cxfa_fffield.h"
#include <algorithm>
#include "xfa/fwl/cfwl_edit.h"
#include "xfa/fwl/cfwl_eventmouse.h"
#include "xfa/fwl/cfwl_messagekey.h"
#include "xfa/fwl/cfwl_messagekillfocus.h"
#include "xfa/fwl/cfwl_messagemouse.h"
#include "xfa/fwl/cfwl_messagemousewheel.h"
#include "xfa/fwl/cfwl_messagesetfocus.h"
#include "xfa/fwl/cfwl_picturebox.h"
#include "xfa/fwl/cfwl_widgetmgr.h"
#include "xfa/fxfa/cxfa_ffapp.h"
#include "xfa/fxfa/cxfa_ffdoc.h"
#include "xfa/fxfa/cxfa_ffdocview.h"
#include "xfa/fxfa/cxfa_ffpageview.h"
#include "xfa/fxfa/cxfa_ffwidget.h"
#include "xfa/fxfa/cxfa_fwltheme.h"
#include "xfa/fxfa/cxfa_textlayout.h"
#include "xfa/fxfa/parser/cxfa_border.h"
#include "xfa/fxfa/parser/cxfa_calculate.h"
#include "xfa/fxfa/parser/cxfa_caption.h"
#include "xfa/fxfa/parser/cxfa_margin.h"
#include "xfa/fxfa/parser/cxfa_node.h"
#include "xfa/fxfa/parser/cxfa_script.h"
#include "xfa/fxgraphics/cxfa_gecolor.h"
#include "xfa/fxgraphics/cxfa_gepath.h"
namespace {
CXFA_FFField* ToField(CXFA_LayoutItem* widget) {
return static_cast<CXFA_FFField*>(widget);
}
} // namespace
CXFA_FFField::CXFA_FFField(CXFA_Node* pNode) : CXFA_FFWidget(pNode) {}
CXFA_FFField::~CXFA_FFField() = default;
CFX_RectF CXFA_FFField::GetBBox(uint32_t dwStatus, FocusOption focus) {
if (focus == kDoNotDrawFocus)
return CXFA_FFWidget::GetBBox(dwStatus, kDoNotDrawFocus);
switch (m_pNode->GetFFWidgetType()) {
case XFA_FFWidgetType::kButton:
case XFA_FFWidgetType::kCheckButton:
case XFA_FFWidgetType::kImageEdit:
case XFA_FFWidgetType::kSignature:
case XFA_FFWidgetType::kChoiceList:
return GetRotateMatrix().TransformRect(m_rtUI);
default:
return CFX_RectF();
}
}
void CXFA_FFField::RenderWidget(CXFA_Graphics* pGS,
const CFX_Matrix& matrix,
uint32_t dwStatus) {
if (!IsMatchVisibleStatus(dwStatus))
return;
CFX_Matrix mtRotate = GetRotateMatrix();
mtRotate.Concat(matrix);
CXFA_FFWidget::RenderWidget(pGS, mtRotate, dwStatus);
DrawBorder(pGS, m_pNode->GetUIBorder(), m_rtUI, mtRotate);
RenderCaption(pGS, &mtRotate);
DrawHighlight(pGS, &mtRotate, dwStatus, false);
CFX_RectF rtWidget = m_pNormalWidget->GetWidgetRect();
CFX_Matrix mt(1, 0, 0, 1, rtWidget.left, rtWidget.top);
mt.Concat(mtRotate);
GetApp()->GetFWLWidgetMgr()->OnDrawWidget(m_pNormalWidget.get(), pGS, mt);
}
void CXFA_FFField::DrawHighlight(CXFA_Graphics* pGS,
CFX_Matrix* pMatrix,
uint32_t dwStatus,
bool bEllipse) {
if (m_rtUI.IsEmpty() || !GetDoc()->GetXFADoc()->IsInteractive())
return;
if (!(dwStatus & XFA_WidgetStatus_Highlight) || !m_pNode->IsOpenAccess())
return;
CXFA_FFDoc* pDoc = GetDoc();
pGS->SetFillColor(
CXFA_GEColor(pDoc->GetDocEnvironment()->GetHighlightColor(pDoc)));
CXFA_GEPath path;
if (bEllipse)
path.AddEllipse(m_rtUI);
else
path.AddRectangle(m_rtUI.left, m_rtUI.top, m_rtUI.width, m_rtUI.height);
pGS->FillPath(&path, FXFILL_WINDING, pMatrix);
}
void CXFA_FFField::DrawFocus(CXFA_Graphics* pGS, CFX_Matrix* pMatrix) {
if (!(m_dwStatus & XFA_WidgetStatus_Focused))
return;
pGS->SetStrokeColor(CXFA_GEColor(0xFF000000));
static constexpr float kDashPattern[2] = {1, 1};
pGS->SetLineDash(0.0f, kDashPattern, FX_ArraySize(kDashPattern));
pGS->SetLineWidth(0);
CXFA_GEPath path;
path.AddRectangle(m_rtUI.left, m_rtUI.top, m_rtUI.width, m_rtUI.height);
pGS->StrokePath(&path, pMatrix);
}
void CXFA_FFField::SetFWLThemeProvider() {
if (m_pNormalWidget)
m_pNormalWidget->SetThemeProvider(GetApp()->GetFWLTheme(GetDoc()));
}
bool CXFA_FFField::IsLoaded() {
return m_pNormalWidget && CXFA_FFWidget::IsLoaded();
}
bool CXFA_FFField::LoadWidget() {
SetFWLThemeProvider();
m_pNode->LoadCaption(GetDoc());
PerformLayout();
return true;
}
void CXFA_FFField::SetEditScrollOffset() {
XFA_FFWidgetType eType = m_pNode->GetFFWidgetType();
if (eType != XFA_FFWidgetType::kTextEdit &&
eType != XFA_FFWidgetType::kNumericEdit &&
eType != XFA_FFWidgetType::kPasswordEdit) {
return;
}
float fScrollOffset = 0;
CXFA_FFField* pPrev = ToField(GetPrev());
if (pPrev)
fScrollOffset = -(m_pNode->GetUIMargin().top);
while (pPrev) {
fScrollOffset += pPrev->m_rtUI.height;
pPrev = ToField(pPrev->GetPrev());
}
static_cast<CFWL_Edit*>(m_pNormalWidget.get())
->SetScrollOffset(fScrollOffset);
}
bool CXFA_FFField::PerformLayout() {
CXFA_FFWidget::PerformLayout();
CapPlacement();
LayoutCaption();
SetFWLRect();
SetEditScrollOffset();
if (m_pNormalWidget)
m_pNormalWidget->Update();
return true;
}
void CXFA_FFField::CapPlacement() {
CFX_RectF rtWidget = GetRectWithoutRotate();
CXFA_Margin* margin = m_pNode->GetMarginIfExists();
if (margin) {
CXFA_ContentLayoutItem* pItem = this;
float fLeftInset = margin->GetLeftInset();
float fRightInset = margin->GetRightInset();
float fTopInset = margin->GetTopInset();
float fBottomInset = margin->GetBottomInset();
if (!pItem->GetPrev() && !pItem->GetNext()) {
rtWidget.Deflate(fLeftInset, fTopInset, fRightInset, fBottomInset);
} else {
if (!pItem->GetPrev())
rtWidget.Deflate(fLeftInset, fTopInset, fRightInset, 0);
else if (!pItem->GetNext())
rtWidget.Deflate(fLeftInset, 0, fRightInset, fBottomInset);
else
rtWidget.Deflate(fLeftInset, 0, fRightInset, 0);
}
}
XFA_AttributeEnum iCapPlacement = XFA_AttributeEnum::Unknown;
float fCapReserve = 0;
CXFA_Caption* caption = m_pNode->GetCaptionIfExists();
if (caption && !caption->IsHidden()) {
iCapPlacement = caption->GetPlacementType();
if (iCapPlacement == XFA_AttributeEnum::Top && GetPrev()) {
m_rtCaption.Reset();
} else if (iCapPlacement == XFA_AttributeEnum::Bottom && GetNext()) {
m_rtCaption.Reset();
} else {
fCapReserve = caption->GetReserve();
if (iCapPlacement == XFA_AttributeEnum::Top ||
iCapPlacement == XFA_AttributeEnum::Bottom) {
fCapReserve = std::min(fCapReserve, rtWidget.height);
} else {
fCapReserve = std::min(fCapReserve, rtWidget.width);
}
CXFA_ContentLayoutItem* pItem = this;
if (!pItem->GetPrev() && !pItem->GetNext()) {
m_rtCaption = rtWidget;
} else {
pItem = pItem->GetFirst();
m_rtCaption = pItem->GetRect(false);
pItem = pItem->GetNext();
while (pItem) {
m_rtCaption.height += pItem->GetRect(false).Height();
pItem = pItem->GetNext();
}
XFA_RectWithoutMargin(&m_rtCaption, margin);
}
CXFA_TextLayout* pCapTextLayout = m_pNode->GetCaptionTextLayout();
if (fCapReserve <= 0 && pCapTextLayout) {
CFX_SizeF minSize;
CFX_SizeF maxSize;
CFX_SizeF size = pCapTextLayout->CalcSize(minSize, maxSize);
if (iCapPlacement == XFA_AttributeEnum::Top ||
iCapPlacement == XFA_AttributeEnum::Bottom) {
fCapReserve = size.height;
} else {
fCapReserve = size.width;
}
}
}
}
m_rtUI = rtWidget;
CXFA_Margin* capMargin = caption ? caption->GetMarginIfExists() : nullptr;
switch (iCapPlacement) {
case XFA_AttributeEnum::Left: {
m_rtCaption.width = fCapReserve;
CapLeftRightPlacement(capMargin, rtWidget, iCapPlacement);
m_rtUI.width -= fCapReserve;
m_rtUI.left += fCapReserve;
break;
}
case XFA_AttributeEnum::Top: {
m_rtCaption.height = fCapReserve;
CapTopBottomPlacement(capMargin, rtWidget, iCapPlacement);
m_rtUI.top += fCapReserve;
m_rtUI.height -= fCapReserve;
break;
}
case XFA_AttributeEnum::Right: {
m_rtCaption.left = m_rtCaption.right() - fCapReserve;
m_rtCaption.width = fCapReserve;
CapLeftRightPlacement(capMargin, rtWidget, iCapPlacement);
m_rtUI.width -= fCapReserve;
break;
}
case XFA_AttributeEnum::Bottom: {
m_rtCaption.top = m_rtCaption.bottom() - fCapReserve;
m_rtCaption.height = fCapReserve;
CapTopBottomPlacement(capMargin, rtWidget, iCapPlacement);
m_rtUI.height -= fCapReserve;
break;
}
case XFA_AttributeEnum::Inline:
break;
default:
break;
}
CXFA_Border* borderUI = m_pNode->GetUIBorder();
if (borderUI) {
CXFA_Margin* borderMargin = borderUI->GetMarginIfExists();
XFA_RectWithoutMargin(&m_rtUI, borderMargin);
}
m_rtUI.Normalize();
}
void CXFA_FFField::CapTopBottomPlacement(const CXFA_Margin* margin,
const CFX_RectF& rtWidget,
XFA_AttributeEnum iCapPlacement) {
CFX_RectF rtUIMargin = m_pNode->GetUIMargin();
m_rtCaption.left += rtUIMargin.left;
if (margin) {
XFA_RectWithoutMargin(&m_rtCaption, margin);
if (m_rtCaption.height < 0)
m_rtCaption.top += m_rtCaption.height;
}
float fWidth = rtUIMargin.left + rtUIMargin.width;
float fHeight = m_rtCaption.height + rtUIMargin.top + rtUIMargin.height;
if (fWidth > rtWidget.width)
m_rtUI.width += fWidth - rtWidget.width;
if (fHeight == XFA_DEFAULTUI_HEIGHT && m_rtUI.height < XFA_MINUI_HEIGHT) {
m_rtUI.height = XFA_MINUI_HEIGHT;
m_rtCaption.top += rtUIMargin.top + rtUIMargin.height;
} else if (fHeight > rtWidget.height) {
m_rtUI.height += fHeight - rtWidget.height;
if (iCapPlacement == XFA_AttributeEnum::Bottom)
m_rtCaption.top += fHeight - rtWidget.height;
}
}
void CXFA_FFField::CapLeftRightPlacement(const CXFA_Margin* margin,
const CFX_RectF& rtWidget,
XFA_AttributeEnum iCapPlacement) {
CFX_RectF rtUIMargin = m_pNode->GetUIMargin();
m_rtCaption.top += rtUIMargin.top;
m_rtCaption.height -= rtUIMargin.top;
if (margin) {
XFA_RectWithoutMargin(&m_rtCaption, margin);
if (m_rtCaption.height < 0)
m_rtCaption.top += m_rtCaption.height;
}
float fWidth = m_rtCaption.width + rtUIMargin.left + rtUIMargin.width;
float fHeight = rtUIMargin.top + rtUIMargin.height;
if (fWidth > rtWidget.width) {
m_rtUI.width += fWidth - rtWidget.width;
if (iCapPlacement == XFA_AttributeEnum::Right)
m_rtCaption.left += fWidth - rtWidget.width;
}
if (fHeight == XFA_DEFAULTUI_HEIGHT && m_rtUI.height < XFA_MINUI_HEIGHT) {
m_rtUI.height = XFA_MINUI_HEIGHT;
m_rtCaption.top += rtUIMargin.top + rtUIMargin.height;
} else if (fHeight > rtWidget.height) {
m_rtUI.height += fHeight - rtWidget.height;
}
}
void CXFA_FFField::UpdateFWL() {
if (m_pNormalWidget)
m_pNormalWidget->Update();
}
uint32_t CXFA_FFField::UpdateUIProperty() {
CXFA_Node* pUiNode = m_pNode->GetUIChildNode();
if (pUiNode && pUiNode->GetElementType() == XFA_Element::DefaultUi)
return FWL_STYLEEXT_EDT_ReadOnly;
return 0;
}
void CXFA_FFField::SetFWLRect() {
if (!m_pNormalWidget)
return;
CFX_RectF rtUi = m_rtUI;
rtUi.width = std::max(rtUi.width, 1.0f);
if (!GetDoc()->GetXFADoc()->IsInteractive()) {
float fFontSize = m_pNode->GetFontSize();
rtUi.height = std::max(rtUi.height, fFontSize);
}
m_pNormalWidget->SetWidgetRect(rtUi);
}
bool CXFA_FFField::OnMouseEnter() {
if (!m_pNormalWidget)
return false;
CFWL_MessageMouse ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_MouseCommand::Enter;
TranslateFWLMessage(&ms);
return true;
}
bool CXFA_FFField::OnMouseExit() {
if (!m_pNormalWidget)
return false;
CFWL_MessageMouse ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_MouseCommand::Leave;
TranslateFWLMessage(&ms);
return true;
}
CFX_PointF CXFA_FFField::FWLToClient(const CFX_PointF& point) {
return m_pNormalWidget ? point - m_pNormalWidget->GetWidgetRect().TopLeft()
: point;
}
bool CXFA_FFField::AcceptsFocusOnButtonDown(uint32_t dwFlags,
const CFX_PointF& point,
FWL_MouseCommand command) {
if (!m_pNormalWidget)
return false;
if (!m_pNode->IsOpenAccess() || !GetDoc()->GetXFADoc()->IsInteractive())
return false;
if (!PtInActiveRect(point))
return false;
return true;
}
void CXFA_FFField::OnLButtonDown(uint32_t dwFlags, const CFX_PointF& point) {
SetButtonDown(true);
CFWL_MessageMouse ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_MouseCommand::LeftButtonDown;
ms.m_dwFlags = dwFlags;
ms.m_pos = FWLToClient(point);
TranslateFWLMessage(&ms);
}
bool CXFA_FFField::OnLButtonUp(uint32_t dwFlags, const CFX_PointF& point) {
if (!m_pNormalWidget)
return false;
if (!IsButtonDown())
return false;
SetButtonDown(false);
CFWL_MessageMouse ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_MouseCommand::LeftButtonUp;
ms.m_dwFlags = dwFlags;
ms.m_pos = FWLToClient(point);
TranslateFWLMessage(&ms);
return true;
}
bool CXFA_FFField::OnLButtonDblClk(uint32_t dwFlags, const CFX_PointF& point) {
if (!m_pNormalWidget)
return false;
CFWL_MessageMouse ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_MouseCommand::LeftButtonDblClk;
ms.m_dwFlags = dwFlags;
ms.m_pos = FWLToClient(point);
TranslateFWLMessage(&ms);
return true;
}
bool CXFA_FFField::OnMouseMove(uint32_t dwFlags, const CFX_PointF& point) {
if (!m_pNormalWidget)
return false;
CFWL_MessageMouse ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_MouseCommand::Move;
ms.m_dwFlags = dwFlags;
ms.m_pos = FWLToClient(point);
TranslateFWLMessage(&ms);
return true;
}
bool CXFA_FFField::OnMouseWheel(uint32_t dwFlags,
int16_t zDelta,
const CFX_PointF& point) {
if (!m_pNormalWidget)
return false;
CFWL_MessageMouseWheel ms(nullptr, m_pNormalWidget.get());
ms.m_dwFlags = dwFlags;
ms.m_pos = FWLToClient(point);
ms.m_delta = CFX_PointF(zDelta, 0);
TranslateFWLMessage(&ms);
return true;
}
void CXFA_FFField::OnRButtonDown(uint32_t dwFlags, const CFX_PointF& point) {
SetButtonDown(true);
CFWL_MessageMouse ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_MouseCommand::RightButtonDown;
ms.m_dwFlags = dwFlags;
ms.m_pos = FWLToClient(point);
TranslateFWLMessage(&ms);
}
bool CXFA_FFField::OnRButtonUp(uint32_t dwFlags, const CFX_PointF& point) {
if (!m_pNormalWidget)
return false;
if (!IsButtonDown())
return false;
SetButtonDown(false);
CFWL_MessageMouse ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_MouseCommand::RightButtonUp;
ms.m_dwFlags = dwFlags;
ms.m_pos = FWLToClient(point);
TranslateFWLMessage(&ms);
return true;
}
bool CXFA_FFField::OnRButtonDblClk(uint32_t dwFlags, const CFX_PointF& point) {
if (!m_pNormalWidget)
return false;
CFWL_MessageMouse ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_MouseCommand::RightButtonDblClk;
ms.m_dwFlags = dwFlags;
ms.m_pos = FWLToClient(point);
TranslateFWLMessage(&ms);
return true;
}
bool CXFA_FFField::OnSetFocus(CXFA_FFWidget* pOldWidget) {
CXFA_FFWidget::OnSetFocus(pOldWidget);
if (!m_pNormalWidget)
return false;
CFWL_MessageSetFocus ms(nullptr, m_pNormalWidget.get());
TranslateFWLMessage(&ms);
m_dwStatus |= XFA_WidgetStatus_Focused;
InvalidateRect();
return true;
}
bool CXFA_FFField::OnKillFocus(CXFA_FFWidget* pNewWidget) {
if (!m_pNormalWidget)
return CXFA_FFWidget::OnKillFocus(pNewWidget);
CFWL_MessageKillFocus ms(nullptr, m_pNormalWidget.get());
TranslateFWLMessage(&ms);
m_dwStatus &= ~XFA_WidgetStatus_Focused;
InvalidateRect();
CXFA_FFWidget::OnKillFocus(pNewWidget);
return true;
}
bool CXFA_FFField::OnKeyDown(uint32_t dwKeyCode, uint32_t dwFlags) {
if (!m_pNormalWidget || !GetDoc()->GetXFADoc()->IsInteractive())
return false;
CFWL_MessageKey ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_KeyCommand::KeyDown;
ms.m_dwFlags = dwFlags;
ms.m_dwKeyCode = dwKeyCode;
TranslateFWLMessage(&ms);
return true;
}
bool CXFA_FFField::OnKeyUp(uint32_t dwKeyCode, uint32_t dwFlags) {
if (!m_pNormalWidget || !GetDoc()->GetXFADoc()->IsInteractive())
return false;
CFWL_MessageKey ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_KeyCommand::KeyUp;
ms.m_dwFlags = dwFlags;
ms.m_dwKeyCode = dwKeyCode;
TranslateFWLMessage(&ms);
return true;
}
bool CXFA_FFField::OnChar(uint32_t dwChar, uint32_t dwFlags) {
if (!GetDoc()->GetXFADoc()->IsInteractive())
return false;
if (dwChar == FWL_VKEY_Tab)
return true;
if (!m_pNormalWidget)
return false;
if (!m_pNode->IsOpenAccess())
return false;
CFWL_MessageKey ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_KeyCommand::Char;
ms.m_dwFlags = dwFlags;
ms.m_dwKeyCode = dwChar;
TranslateFWLMessage(&ms);
return true;
}
FWL_WidgetHit CXFA_FFField::OnHitTest(const CFX_PointF& point) {
if (m_pNormalWidget &&
m_pNormalWidget->HitTest(FWLToClient(point)) != FWL_WidgetHit::Unknown) {
return FWL_WidgetHit::Client;
}
if (!GetRectWithoutRotate().Contains(point))
return FWL_WidgetHit::Unknown;
if (m_rtCaption.Contains(point))
return FWL_WidgetHit::Titlebar;
return FWL_WidgetHit::Border;
}
bool CXFA_FFField::OnSetCursor(const CFX_PointF& point) {
return true;
}
bool CXFA_FFField::PtInActiveRect(const CFX_PointF& point) {
return m_pNormalWidget && m_pNormalWidget->GetWidgetRect().Contains(point);
}
void CXFA_FFField::LayoutCaption() {
CXFA_TextLayout* pCapTextLayout = m_pNode->GetCaptionTextLayout();
if (!pCapTextLayout)
return;
float fHeight = pCapTextLayout->Layout(m_rtCaption.Size());
m_rtCaption.height = std::max(m_rtCaption.height, fHeight);
}
void CXFA_FFField::RenderCaption(CXFA_Graphics* pGS, CFX_Matrix* pMatrix) {
CXFA_TextLayout* pCapTextLayout = m_pNode->GetCaptionTextLayout();
if (!pCapTextLayout)
return;
CXFA_Caption* caption = m_pNode->GetCaptionIfExists();
if (!caption || !caption->IsVisible())
return;
if (!pCapTextLayout->IsLoaded())
pCapTextLayout->Layout(m_rtCaption.Size());
CFX_RectF rtClip = m_rtCaption;
rtClip.Intersect(GetRectWithoutRotate());
CFX_RenderDevice* pRenderDevice = pGS->GetRenderDevice();
CFX_Matrix mt(1, 0, 0, 1, m_rtCaption.left, m_rtCaption.top);
if (pMatrix) {
rtClip = pMatrix->TransformRect(rtClip);
mt.Concat(*pMatrix);
}
pCapTextLayout->DrawString(pRenderDevice, mt, rtClip, 0);
}
bool CXFA_FFField::ProcessCommittedData() {
if (!m_pNode->IsOpenAccess())
return false;
if (!IsDataChanged())
return false;
m_pDocView->SetChangeMark();
m_pDocView->AddValidateNode(m_pNode.Get());
if (CalculateOverride() != 1)
return false;
return CommitData();
}
int32_t CXFA_FFField::CalculateOverride() {
CXFA_Node* exclNode = m_pNode->GetExclGroupIfExists();
if (!exclNode || !exclNode->IsWidgetReady())
return CalculateNode(m_pNode.Get());
if (CalculateNode(exclNode) == 0)
return 0;
CXFA_Node* pNode = exclNode->GetExclGroupFirstMember();
if (!pNode)
return 1;
while (pNode) {
if (!pNode->IsWidgetReady())
return 1;
if (CalculateNode(pNode) == 0)
return 0;
pNode = pNode->GetExclGroupNextMember(pNode);
}
return 1;
}
int32_t CXFA_FFField::CalculateNode(CXFA_Node* pNode) {
CXFA_Calculate* calc = pNode->GetCalculateIfExists();
if (!calc)
return 1;
XFA_VERSION version = GetDoc()->GetXFADoc()->GetCurVersionMode();
switch (calc->GetOverride()) {
case XFA_AttributeEnum::Error: {
if (version <= XFA_VERSION_204)
return 1;
IXFA_AppProvider* pAppProvider = GetApp()->GetAppProvider();
if (pAppProvider) {
pAppProvider->MsgBox(L"You are not allowed to modify this field.",
L"Calculate Override",
static_cast<uint32_t>(AlertIcon::kWarning),
static_cast<uint32_t>(AlertButton::kOK));
}
return 0;
}
case XFA_AttributeEnum::Warning: {
if (version <= XFA_VERSION_204) {
CXFA_Script* script = calc->GetScriptIfExists();
if (!script || script->GetExpression().IsEmpty())
return 1;
}
if (pNode->IsUserInteractive())
return 1;
IXFA_AppProvider* pAppProvider = GetApp()->GetAppProvider();
if (!pAppProvider)
return 0;
WideString wsMessage = calc->GetMessageText();
if (!wsMessage.IsEmpty())
wsMessage += L"\r\n";
wsMessage += L"Are you sure you want to modify this field?";
if (pAppProvider->MsgBox(wsMessage, L"Calculate Override",
static_cast<uint32_t>(AlertIcon::kWarning),
static_cast<uint32_t>(AlertButton::kYesNo)) ==
static_cast<uint32_t>(AlertReturn::kYes)) {
pNode->SetFlag(XFA_NodeFlag_UserInteractive);
return 1;
}
return 0;
}
case XFA_AttributeEnum::Ignore:
return 0;
case XFA_AttributeEnum::Disabled:
pNode->SetFlag(XFA_NodeFlag_UserInteractive);
return 1;
default:
return 1;
}
}
bool CXFA_FFField::CommitData() {
return false;
}
bool CXFA_FFField::IsDataChanged() {
return false;
}
void CXFA_FFField::TranslateFWLMessage(CFWL_Message* pMessage) {
GetApp()->GetFWLWidgetMgr()->OnProcessMessageToForm(pMessage);
}
void CXFA_FFField::OnProcessMessage(CFWL_Message* pMessage) {}
void CXFA_FFField::OnProcessEvent(CFWL_Event* pEvent) {
switch (pEvent->GetType()) {
case CFWL_Event::Type::Mouse: {
CFWL_EventMouse* event = static_cast<CFWL_EventMouse*>(pEvent);
if (event->m_dwCmd == FWL_MouseCommand::Enter) {
CXFA_EventParam eParam;
eParam.m_eType = XFA_EVENT_MouseEnter;
eParam.m_pTarget = m_pNode.Get();
m_pNode->ProcessEvent(GetDocView(), XFA_AttributeEnum::MouseEnter,
&eParam);
} else if (event->m_dwCmd == FWL_MouseCommand::Leave) {
CXFA_EventParam eParam;
eParam.m_eType = XFA_EVENT_MouseExit;
eParam.m_pTarget = m_pNode.Get();
m_pNode->ProcessEvent(GetDocView(), XFA_AttributeEnum::MouseExit,
&eParam);
} else if (event->m_dwCmd == FWL_MouseCommand::LeftButtonDown) {
CXFA_EventParam eParam;
eParam.m_eType = XFA_EVENT_MouseDown;
eParam.m_pTarget = m_pNode.Get();
m_pNode->ProcessEvent(GetDocView(), XFA_AttributeEnum::MouseDown,
&eParam);
} else if (event->m_dwCmd == FWL_MouseCommand::LeftButtonUp) {
CXFA_EventParam eParam;
eParam.m_eType = XFA_EVENT_MouseUp;
eParam.m_pTarget = m_pNode.Get();
m_pNode->ProcessEvent(GetDocView(), XFA_AttributeEnum::MouseUp,
&eParam);
}
break;
}
case CFWL_Event::Type::Click: {
CXFA_EventParam eParam;
eParam.m_eType = XFA_EVENT_Click;
eParam.m_pTarget = m_pNode.Get();
m_pNode->ProcessEvent(GetDocView(), XFA_AttributeEnum::Click, &eParam);
break;
}
default:
break;
}
}
void CXFA_FFField::OnDrawWidget(CXFA_Graphics* pGraphics,
const CFX_Matrix& matrix) {}