// 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 "fpdfsdk/formfiller/cffl_checkbox.h" #include "fpdfsdk/cpdfsdk_formfillenvironment.h" #include "fpdfsdk/cpdfsdk_widget.h" #include "fpdfsdk/formfiller/cffl_formfiller.h" #include "fpdfsdk/pwl/cpwl_special_button.h" #include "public/fpdf_fwlevent.h" CFFL_CheckBox::CFFL_CheckBox(CPDFSDK_FormFillEnvironment* pApp, CPDFSDK_Widget* pWidget) : CFFL_Button(pApp, pWidget) {} CFFL_CheckBox::~CFFL_CheckBox() {} CPWL_Wnd* CFFL_CheckBox::NewPDFWindow(const CPWL_Wnd::CreateParams& cp) { auto* pWnd = new CPWL_CheckBox(); pWnd->Create(cp); pWnd->SetCheck(m_pWidget->IsChecked()); return pWnd; } bool CFFL_CheckBox::OnKeyDown(CPDFSDK_Annot* pAnnot, uint32_t nKeyCode, uint32_t nFlags) { switch (nKeyCode) { case FWL_VKEY_Return: case FWL_VKEY_Space: return true; default: return CFFL_FormFiller::OnKeyDown(pAnnot, nKeyCode, nFlags); } } bool CFFL_CheckBox::OnChar(CPDFSDK_Annot* pAnnot, uint32_t nChar, uint32_t nFlags) { switch (nChar) { case FWL_VKEY_Return: case FWL_VKEY_Space: { CPDFSDK_PageView* pPageView = pAnnot->GetPageView(); ASSERT(pPageView); CPDFSDK_Annot::ObservedPtr pObserved(m_pWidget.Get()); if (m_pFormFillEnv->GetInteractiveFormFiller()->OnButtonUp( &pObserved, pPageView, nFlags)) { if (!pObserved) m_pWidget = nullptr; return true; } if (!pObserved) { m_pWidget = nullptr; return true; } CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags); CPWL_CheckBox* pWnd = GetCheckBox(pPageView, true); if (pWnd) { CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot); pWnd->SetCheck(!pWidget->IsChecked()); } return CommitData(pPageView, nFlags); } default: return CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags); } } bool CFFL_CheckBox::OnLButtonUp(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot, uint32_t nFlags, const CFX_PointF& point) { CFFL_Button::OnLButtonUp(pPageView, pAnnot, nFlags, point); if (!IsValid()) return true; CPWL_CheckBox* pWnd = GetCheckBox(pPageView, true); if (pWnd) { CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pAnnot); pWnd->SetCheck(!pWidget->IsChecked()); } return CommitData(pPageView, nFlags); } bool CFFL_CheckBox::IsDataChanged(CPDFSDK_PageView* pPageView) { CPWL_CheckBox* pWnd = GetCheckBox(pPageView, false); return pWnd && pWnd->IsChecked() != m_pWidget->IsChecked(); } void CFFL_CheckBox::SaveData(CPDFSDK_PageView* pPageView) { CPWL_CheckBox* pWnd = GetCheckBox(pPageView, false); if (!pWnd) return; bool bNewChecked = pWnd->IsChecked(); if (bNewChecked) { CPDF_FormField* pField = m_pWidget->GetFormField(); for (int32_t i = 0, sz = pField->CountControls(); i < sz; i++) { if (CPDF_FormControl* pCtrl = pField->GetControl(i)) { if (pCtrl->IsChecked()) { break; } } } } CPDFSDK_Widget::ObservedPtr observed_widget(m_pWidget.Get()); CFFL_CheckBox::ObservedPtr observed_this(this); m_pWidget->SetCheck(bNewChecked, false); if (!observed_widget) return; m_pWidget->UpdateField(); if (!observed_widget || !observed_this) return; SetChangeMark(); } CPWL_CheckBox* CFFL_CheckBox::GetCheckBox(CPDFSDK_PageView* pPageView, bool bNew) { return static_cast<CPWL_CheckBox*>(GetPDFWindow(pPageView, bNew)); }