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path: root/fpdfsdk/src/formfiller/FFL_CheckBox.cpp
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// 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 "../../include/formfiller/FormFiller.h"
#include "../../include/formfiller/FFL_FormFiller.h"
#include "../../include/formfiller/FFL_CheckBox.h"


/* ------------------------------- CFFL_CheckBox ------------------------------- */

CFFL_CheckBox::CFFL_CheckBox(CPDFDoc_Environment* pApp, CPDFSDK_Widget* pWidget) :
	CFFL_Button(pApp, pWidget)
{
}

CFFL_CheckBox::~CFFL_CheckBox()
{
}

CPWL_Wnd* CFFL_CheckBox::NewPDFWindow(const PWL_CREATEPARAM& cp, CPDFSDK_PageView* pPageView)
{
	CPWL_CheckBox* pWnd = new CPWL_CheckBox();
	pWnd->Create(cp);

	ASSERT(m_pWidget != NULL);
	pWnd->SetCheck(m_pWidget->IsChecked());
	
	return pWnd;
}

FX_BOOL	CFFL_CheckBox::OnKeyDown(CPDFSDK_Annot* pAnnot, FX_UINT nKeyCode, FX_UINT nFlags)
{
	switch (nKeyCode)
	{
	case FWL_VKEY_Return:
	case FWL_VKEY_Space:
		return TRUE;
	default:
		return CFFL_FormFiller::OnKeyDown(pAnnot, nKeyCode, nFlags);
	}
}
FX_BOOL	CFFL_CheckBox::OnChar(CPDFSDK_Annot* pAnnot, FX_UINT nChar, FX_UINT nFlags)
{
	switch (nChar)
	{
	case FWL_VKEY_Return:	
	case FWL_VKEY_Space:
		{
			CFFL_IFormFiller* pIFormFiller = m_pApp->GetIFormFiller();
			ASSERT(pIFormFiller != NULL);

			CPDFSDK_PageView* pPageView = pAnnot->GetPageView();
			ASSERT(pPageView != NULL);

			FX_BOOL bReset = FALSE;
			FX_BOOL bExit = FALSE;

			pIFormFiller->OnButtonUp(m_pWidget, pPageView, bReset, bExit,nFlags);

			if (bReset) return TRUE;
			if (bExit) return TRUE;

			CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags);

			if (CPWL_CheckBox * pWnd = (CPWL_CheckBox*)GetPDFWindow(pPageView, TRUE))
				pWnd->SetCheck(!pWnd->IsChecked());

			CommitData(pPageView,nFlags);
			return TRUE;
		}
	default:
		return CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags);
	}
}

FX_BOOL CFFL_CheckBox::OnLButtonUp(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, const CPDF_Point& point)
{
	CFFL_Button::OnLButtonUp(pPageView, pAnnot, nFlags, point);

	if (IsValid())
	{
		if (CPWL_CheckBox * pWnd = (CPWL_CheckBox*)GetPDFWindow(pPageView, TRUE))
		{
			CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
			pWnd->SetCheck(!pWidget->IsChecked());
		//	pWnd->SetCheck(!pWnd->IsChecked());
		}

		if (!CommitData(pPageView, nFlags)) return FALSE;
	}

	return TRUE;
}

FX_BOOL	CFFL_CheckBox::IsDataChanged(CPDFSDK_PageView* pPageView)
{

	ASSERT(m_pWidget != NULL);

	if (CPWL_CheckBox* pWnd = (CPWL_CheckBox*)GetPDFWindow(pPageView, FALSE))
	{
		return pWnd->IsChecked() != m_pWidget->IsChecked();
	}

	return FALSE;
}

void CFFL_CheckBox::SaveData(CPDFSDK_PageView* pPageView)
{

	ASSERT(m_pWidget != NULL);

	if (CPWL_CheckBox* pWnd = (CPWL_CheckBox*)GetPDFWindow(pPageView, FALSE))
	{
		
		FX_BOOL bNewChecked = pWnd->IsChecked();
		

		if (bNewChecked)
		{
			CPDF_FormField* pField = m_pWidget->GetFormField();
			ASSERT(pField != NULL);

			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();
	}

}