summaryrefslogtreecommitdiff
path: root/fpdfsdk/formfiller/cffl_checkbox.cpp
blob: 4bab95a54e18f221cafe46a46566c691dfa51f77 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
// 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/pdfwindow/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 PWL_CREATEPARAM& cp) {
  CPWL_CheckBox* 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)
        pWnd->SetCheck(!pWnd->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;
        }
      }
    }
  }

  m_pWidget->SetCheck(bNewChecked, false);
  m_pWidget->UpdateField();
  SetChangeMark();
}

CPWL_CheckBox* CFFL_CheckBox::GetCheckBox(CPDFSDK_PageView* pPageView,
                                          bool bNew) {
  return static_cast<CPWL_CheckBox*>(GetPDFWindow(pPageView, bNew));
}