| // 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_ffcheckbutton.h" |
| |
| #include <utility> |
| #include "third_party/base/ptr_util.h" |
| #include "xfa/fwl/cfwl_checkbox.h" |
| #include "xfa/fwl/cfwl_messagemouse.h" |
| #include "xfa/fwl/cfwl_notedriver.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_ffexclgroup.h" |
| #include "xfa/fxfa/cxfa_fffield.h" |
| #include "xfa/fxfa/cxfa_ffpageview.h" |
| #include "xfa/fxfa/cxfa_ffwidget.h" |
| #include "xfa/fxfa/parser/cxfa_border.h" |
| #include "xfa/fxfa/parser/cxfa_caption.h" |
| #include "xfa/fxfa/parser/cxfa_checkbutton.h" |
| #include "xfa/fxfa/parser/cxfa_para.h" |
| |
| CXFA_FFCheckButton::CXFA_FFCheckButton(CXFA_Node* pNode, |
| CXFA_CheckButton* button) |
| : CXFA_FFField(pNode), button_(button) {} |
| |
| CXFA_FFCheckButton::~CXFA_FFCheckButton() {} |
| |
| bool CXFA_FFCheckButton::LoadWidget() { |
| auto pNew = pdfium::MakeUnique<CFWL_CheckBox>(GetFWLApp()); |
| CFWL_CheckBox* pCheckBox = pNew.get(); |
| m_pNormalWidget = std::move(pNew); |
| m_pNormalWidget->SetLayoutItem(this); |
| |
| CFWL_NoteDriver* pNoteDriver = |
| m_pNormalWidget->GetOwnerApp()->GetNoteDriver(); |
| pNoteDriver->RegisterEventTarget(m_pNormalWidget.get(), |
| m_pNormalWidget.get()); |
| m_pOldDelegate = m_pNormalWidget->GetDelegate(); |
| m_pNormalWidget->SetDelegate(this); |
| if (m_pNode->IsRadioButton()) |
| pCheckBox->ModifyStylesEx(FWL_STYLEEXT_CKB_RadioButton, 0xFFFFFFFF); |
| |
| m_pNormalWidget->LockUpdate(); |
| UpdateWidgetProperty(); |
| SetFWLCheckState(m_pNode->GetCheckState()); |
| m_pNormalWidget->UnlockUpdate(); |
| return CXFA_FFField::LoadWidget(); |
| } |
| |
| void CXFA_FFCheckButton::UpdateWidgetProperty() { |
| auto* pCheckBox = static_cast<CFWL_CheckBox*>(m_pNormalWidget.get()); |
| if (!pCheckBox) |
| return; |
| |
| pCheckBox->SetBoxSize(m_pNode->GetCheckButtonSize()); |
| uint32_t dwStyleEx = FWL_STYLEEXT_CKB_SignShapeCross; |
| switch (button_->GetMark()) { |
| case XFA_AttributeEnum::Check: |
| dwStyleEx = FWL_STYLEEXT_CKB_SignShapeCheck; |
| break; |
| case XFA_AttributeEnum::Circle: |
| dwStyleEx = FWL_STYLEEXT_CKB_SignShapeCircle; |
| break; |
| case XFA_AttributeEnum::Cross: |
| break; |
| case XFA_AttributeEnum::Diamond: |
| dwStyleEx = FWL_STYLEEXT_CKB_SignShapeDiamond; |
| break; |
| case XFA_AttributeEnum::Square: |
| dwStyleEx = FWL_STYLEEXT_CKB_SignShapeSquare; |
| break; |
| case XFA_AttributeEnum::Star: |
| dwStyleEx = FWL_STYLEEXT_CKB_SignShapeStar; |
| break; |
| default: { |
| if (button_->IsRound()) |
| dwStyleEx = FWL_STYLEEXT_CKB_SignShapeCircle; |
| } break; |
| } |
| if (button_->IsAllowNeutral()) |
| dwStyleEx |= FWL_STYLEEXT_CKB_3State; |
| |
| pCheckBox->ModifyStylesEx( |
| dwStyleEx, FWL_STYLEEXT_CKB_SignShapeMask | FWL_STYLEEXT_CKB_3State); |
| } |
| |
| bool CXFA_FFCheckButton::PerformLayout() { |
| CXFA_FFWidget::PerformLayout(); |
| |
| float fCheckSize = m_pNode->GetCheckButtonSize(); |
| CXFA_Margin* margin = m_pNode->GetMarginIfExists(); |
| CFX_RectF rtWidget = GetRectWithoutRotate(); |
| XFA_RectWithoutMargin(&rtWidget, margin); |
| |
| XFA_AttributeEnum iCapPlacement = XFA_AttributeEnum::Unknown; |
| float fCapReserve = 0; |
| CXFA_Caption* caption = m_pNode->GetCaptionIfExists(); |
| if (caption && caption->IsVisible()) { |
| m_rtCaption = rtWidget; |
| iCapPlacement = caption->GetPlacementType(); |
| fCapReserve = caption->GetReserve(); |
| if (fCapReserve <= 0) { |
| if (iCapPlacement == XFA_AttributeEnum::Top || |
| iCapPlacement == XFA_AttributeEnum::Bottom) { |
| fCapReserve = rtWidget.height - fCheckSize; |
| } else { |
| fCapReserve = rtWidget.width - fCheckSize; |
| } |
| } |
| } |
| |
| XFA_AttributeEnum iHorzAlign = XFA_AttributeEnum::Left; |
| XFA_AttributeEnum iVertAlign = XFA_AttributeEnum::Top; |
| CXFA_Para* para = m_pNode->GetParaIfExists(); |
| if (para) { |
| iHorzAlign = para->GetHorizontalAlign(); |
| iVertAlign = para->GetVerticalAlign(); |
| } |
| |
| m_rtUI = rtWidget; |
| CXFA_Margin* captionMargin = caption ? caption->GetMarginIfExists() : nullptr; |
| switch (iCapPlacement) { |
| case XFA_AttributeEnum::Left: { |
| m_rtCaption.width = fCapReserve; |
| CapLeftRightPlacement(captionMargin); |
| m_rtUI.width -= fCapReserve; |
| m_rtUI.left += fCapReserve; |
| break; |
| } |
| case XFA_AttributeEnum::Top: { |
| m_rtCaption.height = fCapReserve; |
| XFA_RectWithoutMargin(&m_rtCaption, captionMargin); |
| m_rtUI.height -= fCapReserve; |
| m_rtUI.top += fCapReserve; |
| break; |
| } |
| case XFA_AttributeEnum::Right: { |
| m_rtCaption.left = m_rtCaption.right() - fCapReserve; |
| m_rtCaption.width = fCapReserve; |
| CapLeftRightPlacement(captionMargin); |
| m_rtUI.width -= fCapReserve; |
| break; |
| } |
| case XFA_AttributeEnum::Bottom: { |
| m_rtCaption.top = m_rtCaption.bottom() - fCapReserve; |
| m_rtCaption.height = fCapReserve; |
| XFA_RectWithoutMargin(&m_rtCaption, captionMargin); |
| m_rtUI.height -= fCapReserve; |
| break; |
| } |
| case XFA_AttributeEnum::Inline: |
| break; |
| default: |
| iHorzAlign = XFA_AttributeEnum::Right; |
| break; |
| } |
| |
| if (iHorzAlign == XFA_AttributeEnum::Center) |
| m_rtUI.left += (m_rtUI.width - fCheckSize) / 2; |
| else if (iHorzAlign == XFA_AttributeEnum::Right) |
| m_rtUI.left = m_rtUI.right() - fCheckSize; |
| |
| if (iVertAlign == XFA_AttributeEnum::Middle) |
| m_rtUI.top += (m_rtUI.height - fCheckSize) / 2; |
| else if (iVertAlign == XFA_AttributeEnum::Bottom) |
| m_rtUI.top = m_rtUI.bottom() - fCheckSize; |
| |
| m_rtUI.width = fCheckSize; |
| m_rtUI.height = fCheckSize; |
| AddUIMargin(iCapPlacement); |
| m_rtCheckBox = m_rtUI; |
| CXFA_Border* borderUI = m_pNode->GetUIBorder(); |
| if (borderUI) { |
| CXFA_Margin* borderMargin = borderUI->GetMarginIfExists(); |
| XFA_RectWithoutMargin(&m_rtUI, borderMargin); |
| } |
| |
| m_rtUI.Normalize(); |
| LayoutCaption(); |
| SetFWLRect(); |
| if (m_pNormalWidget) |
| m_pNormalWidget->Update(); |
| |
| return true; |
| } |
| |
| void CXFA_FFCheckButton::CapLeftRightPlacement( |
| const CXFA_Margin* captionMargin) { |
| XFA_RectWithoutMargin(&m_rtCaption, captionMargin); |
| if (m_rtCaption.height < 0) |
| m_rtCaption.top += m_rtCaption.height; |
| if (m_rtCaption.width < 0) { |
| m_rtCaption.left += m_rtCaption.width; |
| m_rtCaption.width = -m_rtCaption.width; |
| } |
| } |
| |
| void CXFA_FFCheckButton::AddUIMargin(XFA_AttributeEnum iCapPlacement) { |
| CFX_RectF rtUIMargin = m_pNode->GetUIMargin(); |
| m_rtUI.top -= rtUIMargin.top / 2 - rtUIMargin.height / 2; |
| |
| float fLeftAddRight = rtUIMargin.left + rtUIMargin.width; |
| float fTopAddBottom = rtUIMargin.top + rtUIMargin.height; |
| if (m_rtUI.width < fLeftAddRight) { |
| if (iCapPlacement == XFA_AttributeEnum::Right || |
| iCapPlacement == XFA_AttributeEnum::Left) { |
| m_rtUI.left -= fLeftAddRight - m_rtUI.width; |
| } else { |
| m_rtUI.left -= 2 * (fLeftAddRight - m_rtUI.width); |
| } |
| m_rtUI.width += 2 * (fLeftAddRight - m_rtUI.width); |
| } |
| if (m_rtUI.height < fTopAddBottom) { |
| if (iCapPlacement == XFA_AttributeEnum::Right) |
| m_rtUI.left -= fTopAddBottom - m_rtUI.height; |
| |
| m_rtUI.top -= fTopAddBottom - m_rtUI.height; |
| m_rtUI.height += 2 * (fTopAddBottom - m_rtUI.height); |
| } |
| } |
| |
| void CXFA_FFCheckButton::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); |
| DrawBorderWithFlag(pGS, m_pNode->GetUIBorder(), m_rtUI, mtRotate, |
| button_->IsRound()); |
| RenderCaption(pGS, &mtRotate); |
| DrawHighlight(pGS, &mtRotate, dwStatus, button_->IsRound()); |
| CFX_Matrix mt(1, 0, 0, 1, m_rtCheckBox.left, m_rtCheckBox.top); |
| mt.Concat(mtRotate); |
| GetApp()->GetFWLWidgetMgr()->OnDrawWidget(m_pNormalWidget.get(), pGS, mt); |
| } |
| |
| bool CXFA_FFCheckButton::OnLButtonUp(uint32_t dwFlags, |
| const CFX_PointF& point) { |
| if (!m_pNormalWidget || !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; |
| } |
| |
| XFA_CHECKSTATE CXFA_FFCheckButton::FWLState2XFAState() { |
| uint32_t dwState = m_pNormalWidget->GetStates(); |
| if (dwState & FWL_STATE_CKB_Checked) |
| return XFA_CHECKSTATE_On; |
| if (dwState & FWL_STATE_CKB_Neutral) |
| return XFA_CHECKSTATE_Neutral; |
| return XFA_CHECKSTATE_Off; |
| } |
| |
| bool CXFA_FFCheckButton::CommitData() { |
| XFA_CHECKSTATE eCheckState = FWLState2XFAState(); |
| m_pNode->SetCheckState(eCheckState, true); |
| return true; |
| } |
| |
| bool CXFA_FFCheckButton::IsDataChanged() { |
| XFA_CHECKSTATE eCheckState = FWLState2XFAState(); |
| return m_pNode->GetCheckState() != eCheckState; |
| } |
| |
| void CXFA_FFCheckButton::SetFWLCheckState(XFA_CHECKSTATE eCheckState) { |
| if (eCheckState == XFA_CHECKSTATE_Neutral) |
| m_pNormalWidget->SetStates(FWL_STATE_CKB_Neutral); |
| else if (eCheckState == XFA_CHECKSTATE_On) |
| m_pNormalWidget->SetStates(FWL_STATE_CKB_Checked); |
| else |
| m_pNormalWidget->RemoveStates(FWL_STATE_CKB_Checked); |
| } |
| |
| bool CXFA_FFCheckButton::UpdateFWLData() { |
| if (!m_pNormalWidget) |
| return false; |
| |
| XFA_CHECKSTATE eState = m_pNode->GetCheckState(); |
| SetFWLCheckState(eState); |
| m_pNormalWidget->Update(); |
| return true; |
| } |
| |
| void CXFA_FFCheckButton::OnProcessMessage(CFWL_Message* pMessage) { |
| m_pOldDelegate->OnProcessMessage(pMessage); |
| } |
| |
| void CXFA_FFCheckButton::OnProcessEvent(CFWL_Event* pEvent) { |
| CXFA_FFField::OnProcessEvent(pEvent); |
| switch (pEvent->GetType()) { |
| case CFWL_Event::Type::CheckStateChanged: { |
| CXFA_EventParam eParam; |
| eParam.m_eType = XFA_EVENT_Change; |
| eParam.m_wsPrevText = m_pNode->GetValue(XFA_VALUEPICTURE_Raw); |
| |
| CXFA_Node* exclNode = m_pNode->GetExclGroupIfExists(); |
| if (ProcessCommittedData()) { |
| eParam.m_pTarget = exclNode; |
| if (exclNode) { |
| m_pDocView->AddValidateNode(exclNode); |
| m_pDocView->AddCalculateNode(exclNode); |
| exclNode->ProcessEvent(GetDocView(), XFA_AttributeEnum::Change, |
| &eParam); |
| } |
| eParam.m_pTarget = m_pNode.Get(); |
| m_pNode->ProcessEvent(GetDocView(), XFA_AttributeEnum::Change, &eParam); |
| } else { |
| SetFWLCheckState(m_pNode->GetCheckState()); |
| } |
| if (exclNode) { |
| eParam.m_pTarget = exclNode; |
| exclNode->ProcessEvent(GetDocView(), XFA_AttributeEnum::Click, &eParam); |
| } |
| eParam.m_pTarget = m_pNode.Get(); |
| m_pNode->ProcessEvent(GetDocView(), XFA_AttributeEnum::Click, &eParam); |
| break; |
| } |
| default: |
| break; |
| } |
| m_pOldDelegate->OnProcessEvent(pEvent); |
| } |
| |
| void CXFA_FFCheckButton::OnDrawWidget(CXFA_Graphics* pGraphics, |
| const CFX_Matrix& matrix) { |
| m_pOldDelegate->OnDrawWidget(pGraphics, matrix); |
| } |
| |
| FormFieldType CXFA_FFCheckButton::GetFormFieldType() { |
| return FormFieldType::kXFA_CheckBox; |
| } |