1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7 #include "fpdfsdk/include/formfiller/FFL_CheckBox.h"
8
9 #include "fpdfsdk/include/formfiller/FFL_FormFiller.h"
10 #include "fpdfsdk/include/fsdk_mgr.h"
11 #include "fpdfsdk/include/pdfwindow/PWL_SpecialButton.h"
12 #include "public/fpdf_fwlevent.h"
13
CFFL_CheckBox(CPDFDoc_Environment * pApp,CPDFSDK_Widget * pWidget)14 CFFL_CheckBox::CFFL_CheckBox(CPDFDoc_Environment* pApp, CPDFSDK_Widget* pWidget)
15 : CFFL_Button(pApp, pWidget) {}
16
~CFFL_CheckBox()17 CFFL_CheckBox::~CFFL_CheckBox() {}
18
NewPDFWindow(const PWL_CREATEPARAM & cp,CPDFSDK_PageView * pPageView)19 CPWL_Wnd* CFFL_CheckBox::NewPDFWindow(const PWL_CREATEPARAM& cp,
20 CPDFSDK_PageView* pPageView) {
21 CPWL_CheckBox* pWnd = new CPWL_CheckBox();
22 pWnd->Create(cp);
23 pWnd->SetCheck(m_pWidget->IsChecked());
24 return pWnd;
25 }
26
OnKeyDown(CPDFSDK_Annot * pAnnot,FX_UINT nKeyCode,FX_UINT nFlags)27 FX_BOOL CFFL_CheckBox::OnKeyDown(CPDFSDK_Annot* pAnnot,
28 FX_UINT nKeyCode,
29 FX_UINT nFlags) {
30 switch (nKeyCode) {
31 case FWL_VKEY_Return:
32 case FWL_VKEY_Space:
33 return TRUE;
34 default:
35 return CFFL_FormFiller::OnKeyDown(pAnnot, nKeyCode, nFlags);
36 }
37 }
OnChar(CPDFSDK_Annot * pAnnot,FX_UINT nChar,FX_UINT nFlags)38 FX_BOOL CFFL_CheckBox::OnChar(CPDFSDK_Annot* pAnnot,
39 FX_UINT nChar,
40 FX_UINT nFlags) {
41 switch (nChar) {
42 case FWL_VKEY_Return:
43 case FWL_VKEY_Space: {
44 CFFL_IFormFiller* pIFormFiller = m_pApp->GetIFormFiller();
45 ASSERT(pIFormFiller);
46
47 CPDFSDK_PageView* pPageView = pAnnot->GetPageView();
48 ASSERT(pPageView);
49
50 FX_BOOL bReset = FALSE;
51 FX_BOOL bExit = FALSE;
52
53 pIFormFiller->OnButtonUp(m_pWidget, pPageView, bReset, bExit, nFlags);
54
55 if (bReset)
56 return TRUE;
57 if (bExit)
58 return TRUE;
59
60 CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags);
61
62 if (CPWL_CheckBox* pWnd = (CPWL_CheckBox*)GetPDFWindow(pPageView, TRUE))
63 pWnd->SetCheck(!pWnd->IsChecked());
64
65 CommitData(pPageView, nFlags);
66 return TRUE;
67 }
68 default:
69 return CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags);
70 }
71 }
72
OnLButtonUp(CPDFSDK_PageView * pPageView,CPDFSDK_Annot * pAnnot,FX_UINT nFlags,const CPDF_Point & point)73 FX_BOOL CFFL_CheckBox::OnLButtonUp(CPDFSDK_PageView* pPageView,
74 CPDFSDK_Annot* pAnnot,
75 FX_UINT nFlags,
76 const CPDF_Point& point) {
77 CFFL_Button::OnLButtonUp(pPageView, pAnnot, nFlags, point);
78
79 if (IsValid()) {
80 if (CPWL_CheckBox* pWnd = (CPWL_CheckBox*)GetPDFWindow(pPageView, TRUE)) {
81 CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
82 pWnd->SetCheck(!pWidget->IsChecked());
83 }
84
85 if (!CommitData(pPageView, nFlags))
86 return FALSE;
87 }
88
89 return TRUE;
90 }
91
IsDataChanged(CPDFSDK_PageView * pPageView)92 FX_BOOL CFFL_CheckBox::IsDataChanged(CPDFSDK_PageView* pPageView) {
93 CPWL_CheckBox* pWnd = (CPWL_CheckBox*)GetPDFWindow(pPageView, FALSE);
94 return pWnd && pWnd->IsChecked() != m_pWidget->IsChecked();
95 }
96
SaveData(CPDFSDK_PageView * pPageView)97 void CFFL_CheckBox::SaveData(CPDFSDK_PageView* pPageView) {
98 if (CPWL_CheckBox* pWnd = (CPWL_CheckBox*)GetPDFWindow(pPageView, FALSE)) {
99 FX_BOOL bNewChecked = pWnd->IsChecked();
100
101 if (bNewChecked) {
102 CPDF_FormField* pField = m_pWidget->GetFormField();
103 ASSERT(pField != NULL);
104
105 for (int32_t i = 0, sz = pField->CountControls(); i < sz; i++) {
106 if (CPDF_FormControl* pCtrl = pField->GetControl(i)) {
107 if (pCtrl->IsChecked()) {
108 break;
109 }
110 }
111 }
112 }
113
114 m_pWidget->SetCheck(bNewChecked, FALSE);
115 m_pWidget->UpdateField();
116 SetChangeMark();
117 }
118 }
119