| // 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 <utility> |
| |
| #include "core/fpdfdoc/cpdf_formcontrol.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() = default; |
| |
| std::unique_ptr<CPWL_Wnd> CFFL_CheckBox::NewPWLWindow( |
| const CPWL_Wnd::CreateParams& cp, |
| std::unique_ptr<IPWL_SystemHandler::PerWindowData> pAttachedData) { |
| auto pWnd = std::make_unique<CPWL_CheckBox>(cp, std::move(pAttachedData)); |
| pWnd->Realize(); |
| pWnd->SetCheck(m_pWidget->IsChecked()); |
| return std::move(pWnd); |
| } |
| |
| bool CFFL_CheckBox::OnKeyDown(uint32_t nKeyCode, uint32_t nFlags) { |
| switch (nKeyCode) { |
| case FWL_VKEY_Return: |
| case FWL_VKEY_Space: |
| return true; |
| default: |
| return CFFL_FormFiller::OnKeyDown(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); |
| |
| ObservedPtr<CPDFSDK_Annot> 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 && !pWnd->IsReadOnly()) { |
| CPDFSDK_Widget* pWidget = ToCPDFSDKWidget(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 = ToCPDFSDKWidget(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; |
| } |
| } |
| } |
| } |
| ObservedPtr<CPDFSDK_Widget> observed_widget(m_pWidget.Get()); |
| ObservedPtr<CFFL_CheckBox> observed_this(this); |
| m_pWidget->SetCheck(bNewChecked, NotificationOption::kDoNotNotify); |
| 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*>(GetPWLWindow(pPageView, bNew)); |
| } |