C++ (Cpp) CPDFSDK_PageView::DeleteAnnot示例

FX_BOOL Document::removeField(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
	ASSERT(m_pDocument != NULL);

	if (!(m_pDocument->GetPermissions(FPDFPERM_MODIFY) ||
		m_pDocument->GetPermissions(FPDFPERM_ANNOT_FORM))) return FALSE;

	CJS_Context* pContext = (CJS_Context*)cc;
	if (params.size() != 1) {
		sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
		return FALSE;
	}

	CFX_WideString sFieldName = params[0].ToCFXWideString();
	CPDFSDK_InterForm* pInterForm = (CPDFSDK_InterForm*)m_pDocument->GetInterForm();
	ASSERT(pInterForm != NULL);

	CFX_PtrArray widgets;
	pInterForm->GetWidgets(sFieldName, widgets);

	int nSize = widgets.GetSize();

	if (nSize > 0)
	{
		for (int i=0; i<nSize; i++)
		{
			CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)widgets[i];
			ASSERT(pWidget != NULL);

			CPDF_Rect rcAnnot = pWidget->GetRect();
			rcAnnot.left -= 1;
			rcAnnot.bottom -= 1;
			rcAnnot.right += 1;
			rcAnnot.top += 1;

			CFX_RectArray aRefresh;
			aRefresh.Add(rcAnnot);

			CPDF_Page* pPage = pWidget->GetPDFPage();
			ASSERT(pPage != NULL);

			CPDFSDK_PageView* pPageView = m_pDocument->GetPageView(pPage);
			pPageView->DeleteAnnot(pWidget);

			pPageView->UpdateRects(aRefresh);
		}
		m_pDocument->SetChangeMark();
	}

	return TRUE;
}

示例#2

显示文件

文件： cpdfxfa_docenvironment.cpp 项目： MIPS/external-pdfium

void CPDFXFA_DocEnvironment::WidgetPreRemove(CXFA_FFWidget* hWidget,
                                             CXFA_WidgetAcc* pWidgetData) {
  if (m_pContext->GetDocType() != DOCTYPE_DYNAMIC_XFA || !hWidget)
    return;

  CXFA_FFPageView* pPageView = hWidget->GetPageView();
  if (!pPageView)
    return;

  CPDFXFA_Page* pXFAPage = m_pContext->GetXFAPage(pPageView);
  if (!pXFAPage)
    return;

  CPDFSDK_PageView* pSdkPageView =
      m_pContext->GetFormFillEnv()->GetPageView(pXFAPage, true);
  if (CPDFSDK_Annot* pAnnot = pSdkPageView->GetAnnotByXFAWidget(hWidget))
    pSdkPageView->DeleteAnnot(pAnnot);
}