diff options
Diffstat (limited to 'xfa/fxfa/cxfa_ffcheckbutton.cpp')
| -rw-r--r-- | xfa/fxfa/cxfa_ffcheckbutton.cpp | 345 |
1 files changed, 345 insertions, 0 deletions
diff --git a/xfa/fxfa/cxfa_ffcheckbutton.cpp b/xfa/fxfa/cxfa_ffcheckbutton.cpp new file mode 100644 index 0000000000..c1dae57df8 --- /dev/null +++ b/xfa/fxfa/cxfa_ffcheckbutton.cpp @@ -0,0 +1,345 @@ +// 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" + +CXFA_FFCheckButton::CXFA_FFCheckButton(CXFA_WidgetAcc* pDataAcc) + : CXFA_FFField(pDataAcc), m_pOldDelegate(nullptr) {} + +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_pDataAcc->IsRadioButton()) + pCheckBox->ModifyStylesEx(FWL_STYLEEXT_CKB_RadioButton, 0xFFFFFFFF); + + m_pNormalWidget->LockUpdate(); + UpdateWidgetProperty(); + SetFWLCheckState(m_pDataAcc->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_pDataAcc->GetCheckButtonSize()); + uint32_t dwStyleEx = FWL_STYLEEXT_CKB_SignShapeCross; + int32_t iCheckMark = m_pDataAcc->GetCheckButtonMark(); + switch (iCheckMark) { + 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: { + int32_t iShape = m_pDataAcc->GetCheckButtonShape(); + if (iShape == XFA_ATTRIBUTEENUM_Round) { + dwStyleEx = FWL_STYLEEXT_CKB_SignShapeCircle; + } + } break; + } + if (m_pDataAcc->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_pDataAcc->GetCheckButtonSize(); + CXFA_Margin mgWidget = m_pDataAcc->GetMargin(); + CFX_RectF rtWidget = GetRectWithoutRotate(); + if (mgWidget) + XFA_RectWidthoutMargin(rtWidget, mgWidget); + + int32_t iCapPlacement = -1; + float fCapReserve = 0; + CXFA_Caption caption = m_pDataAcc->GetCaption(); + if (caption && caption.GetPresence()) { + 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; + } + } + } + + int32_t iHorzAlign = XFA_ATTRIBUTEENUM_Left; + int32_t iVertAlign = XFA_ATTRIBUTEENUM_Top; + if (CXFA_Para para = m_pDataAcc->GetPara()) { + iHorzAlign = para.GetHorizontalAlign(); + iVertAlign = para.GetVerticalAlign(); + } + + m_rtUI = rtWidget; + CXFA_Margin mgCap = caption.GetMargin(); + switch (iCapPlacement) { + case XFA_ATTRIBUTEENUM_Left: { + m_rtCaption.width = fCapReserve; + CapLeftRightPlacement(mgCap); + m_rtUI.width -= fCapReserve; + m_rtUI.left += fCapReserve; + break; + } + case XFA_ATTRIBUTEENUM_Top: { + m_rtCaption.height = fCapReserve; + XFA_RectWidthoutMargin(m_rtCaption, mgCap); + 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(mgCap); + m_rtUI.width -= fCapReserve; + break; + } + case XFA_ATTRIBUTEENUM_Bottom: { + m_rtCaption.top = m_rtCaption.bottom() - fCapReserve; + m_rtCaption.height = fCapReserve; + XFA_RectWidthoutMargin(m_rtCaption, mgCap); + 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_pDataAcc->GetUIBorder(); + if (borderUI) { + CXFA_Margin margin = borderUI.GetMargin(); + if (margin) + XFA_RectWidthoutMargin(m_rtUI, margin); + } + + m_rtUI.Normalize(); + LayoutCaption(); + SetFWLRect(); + if (m_pNormalWidget) + m_pNormalWidget->Update(); + + return true; +} + +void CXFA_FFCheckButton::CapLeftRightPlacement(CXFA_Margin mgCap) { + XFA_RectWidthoutMargin(m_rtCaption, mgCap); + 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(int32_t iCapPlacement) { + CFX_RectF rtUIMargin = m_pDataAcc->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, + CFX_Matrix* pMatrix, + uint32_t dwStatus) { + if (!IsMatchVisibleStatus(dwStatus)) + return; + + CFX_Matrix mtRotate = GetRotateMatrix(); + if (pMatrix) + mtRotate.Concat(*pMatrix); + + CXFA_FFWidget::RenderWidget(pGS, &mtRotate, dwStatus); + CXFA_Border borderUI = m_pDataAcc->GetUIBorder(); + DrawBorder(pGS, borderUI, m_rtUI, &mtRotate, + m_pDataAcc->GetCheckButtonShape() == XFA_ATTRIBUTEENUM_Round + ? XFA_DRAWBOX_ForceRound + : 0); + RenderCaption(pGS, &mtRotate); + DrawHighlight(pGS, &mtRotate, dwStatus, + m_pDataAcc->GetCheckButtonShape() == XFA_ATTRIBUTEENUM_Round); + CFX_Matrix mt(1, 0, 0, 1, m_rtCheckBox.left, m_rtCheckBox.top); + mt.Concat(mtRotate); + GetApp()->GetWidgetMgrDelegate()->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_pDataAcc->SetCheckState(eCheckState, true); + return true; +} + +bool CXFA_FFCheckButton::IsDataChanged() { + XFA_CHECKSTATE eCheckState = FWLState2XFAState(); + return m_pDataAcc->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_pDataAcc->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; + m_pDataAcc->GetValue(eParam.m_wsNewText, XFA_VALUEPICTURE_Raw); + + CXFA_WidgetAcc* pFFExclGroup = m_pDataAcc->GetExclGroup(); + if (ProcessCommittedData()) { + eParam.m_pTarget = pFFExclGroup; + if (pFFExclGroup) { + m_pDocView->AddValidateWidget(pFFExclGroup); + m_pDocView->AddCalculateWidgetAcc(pFFExclGroup); + pFFExclGroup->ProcessEvent(XFA_ATTRIBUTEENUM_Change, &eParam); + } + eParam.m_pTarget = m_pDataAcc.Get(); + m_pDataAcc->ProcessEvent(XFA_ATTRIBUTEENUM_Change, &eParam); + } else { + SetFWLCheckState(m_pDataAcc->GetCheckState()); + } + if (pFFExclGroup) { + eParam.m_pTarget = pFFExclGroup; + pFFExclGroup->ProcessEvent(XFA_ATTRIBUTEENUM_Click, &eParam); + } + eParam.m_pTarget = m_pDataAcc.Get(); + m_pDataAcc->ProcessEvent(XFA_ATTRIBUTEENUM_Click, &eParam); + break; + } + default: + break; + } + m_pOldDelegate->OnProcessEvent(pEvent); +} + +void CXFA_FFCheckButton::OnDrawWidget(CXFA_Graphics* pGraphics, + const CFX_Matrix* pMatrix) { + m_pOldDelegate->OnDrawWidget(pGraphics, pMatrix); +} |