120 lines
3.7 KiB
C++
120 lines
3.7 KiB
C++
// Copyright 2014 The PDFium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#include "fpdfsdk/formfiller/cffl_radiobutton.h"
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#include <utility>
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#include "constants/ascii.h"
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#include "core/fpdfdoc/cpdf_formcontrol.h"
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#include "fpdfsdk/cpdfsdk_widget.h"
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#include "fpdfsdk/formfiller/cffl_formfield.h"
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#include "fpdfsdk/pwl/cpwl_special_button.h"
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#include "public/fpdf_fwlevent.h"
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#include "third_party/base/check.h"
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CFFL_RadioButton::CFFL_RadioButton(CFFL_InteractiveFormFiller* pFormFiller,
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CPDFSDK_Widget* pWidget)
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: CFFL_Button(pFormFiller, pWidget) {}
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CFFL_RadioButton::~CFFL_RadioButton() = default;
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std::unique_ptr<CPWL_Wnd> CFFL_RadioButton::NewPWLWindow(
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const CPWL_Wnd::CreateParams& cp,
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std::unique_ptr<IPWL_FillerNotify::PerWindowData> pAttachedData) {
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auto pWnd = std::make_unique<CPWL_RadioButton>(cp, std::move(pAttachedData));
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pWnd->Realize();
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pWnd->SetCheck(m_pWidget->IsChecked());
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return std::move(pWnd);
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}
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bool CFFL_RadioButton::OnKeyDown(FWL_VKEYCODE nKeyCode,
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Mask<FWL_EVENTFLAG> nFlags) {
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switch (nKeyCode) {
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case FWL_VKEY_Return:
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case FWL_VKEY_Space:
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return true;
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default:
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return CFFL_FormField::OnKeyDown(nKeyCode, nFlags);
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}
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}
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bool CFFL_RadioButton::OnChar(CPDFSDK_Widget* pWidget,
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uint32_t nChar,
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Mask<FWL_EVENTFLAG> nFlags) {
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switch (nChar) {
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case pdfium::ascii::kReturn:
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case pdfium::ascii::kSpace: {
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CPDFSDK_PageView* pPageView = pWidget->GetPageView();
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DCHECK(pPageView);
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ObservedPtr<CPDFSDK_Widget> pObserved(m_pWidget);
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if (m_pFormFiller->OnButtonUp(pObserved, pPageView, nFlags) ||
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!pObserved) {
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return true;
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}
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CFFL_FormField::OnChar(pWidget, nChar, nFlags);
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CPWL_RadioButton* pWnd = CreateOrUpdatePWLRadioButton(pPageView);
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if (pWnd && !pWnd->IsReadOnly())
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pWnd->SetCheck(true);
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return CommitData(pPageView, nFlags);
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}
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default:
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return CFFL_FormField::OnChar(pWidget, nChar, nFlags);
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}
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}
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bool CFFL_RadioButton::OnLButtonUp(CPDFSDK_PageView* pPageView,
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CPDFSDK_Widget* pWidget,
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Mask<FWL_EVENTFLAG> nFlags,
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const CFX_PointF& point) {
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CFFL_Button::OnLButtonUp(pPageView, pWidget, nFlags, point);
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if (!IsValid())
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return true;
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CPWL_RadioButton* pWnd = CreateOrUpdatePWLRadioButton(pPageView);
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if (pWnd)
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pWnd->SetCheck(true);
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return CommitData(pPageView, nFlags);
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}
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bool CFFL_RadioButton::IsDataChanged(const CPDFSDK_PageView* pPageView) {
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CPWL_RadioButton* pWnd = GetPWLRadioButton(pPageView);
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return pWnd && pWnd->IsChecked() != m_pWidget->IsChecked();
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}
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void CFFL_RadioButton::SaveData(const CPDFSDK_PageView* pPageView) {
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CPWL_RadioButton* pWnd = GetPWLRadioButton(pPageView);
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if (!pWnd)
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return;
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bool bNewChecked = pWnd->IsChecked();
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ObservedPtr<CPDFSDK_Widget> observed_widget(m_pWidget);
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ObservedPtr<CFFL_RadioButton> observed_this(this);
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m_pWidget->SetCheck(bNewChecked);
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if (!observed_widget)
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return;
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m_pWidget->UpdateField();
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if (!observed_widget || !observed_this)
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return;
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SetChangeMark();
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}
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CPWL_RadioButton* CFFL_RadioButton::GetPWLRadioButton(
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const CPDFSDK_PageView* pPageView) const {
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return static_cast<CPWL_RadioButton*>(GetPWLWindow(pPageView));
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}
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CPWL_RadioButton* CFFL_RadioButton::CreateOrUpdatePWLRadioButton(
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const CPDFSDK_PageView* pPageView) {
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return static_cast<CPWL_RadioButton*>(CreateOrUpdatePWLWindow(pPageView));
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}
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