C++ (Cpp) CXFA_FFWidget::LoadWidget示例

FX_BOOL CXFA_FFDocView::SetFocus(IXFA_Widget* hWidget) {
  CXFA_FFWidget* pNewFocus = (CXFA_FFWidget*)hWidget;
  if (m_pOldFocusWidget == pNewFocus) {
    return FALSE;
  }
  CXFA_FFWidget* pOldFocus = m_pOldFocusWidget;
  m_pOldFocusWidget = pNewFocus;
  if (pOldFocus) {
    if (m_pFocusWidget != m_pOldFocusWidget &&
        (pOldFocus->GetStatus() & XFA_WIDGETSTATUS_Focused)) {
      m_pFocusWidget = pOldFocus;
      pOldFocus->OnKillFocus(pNewFocus);
    } else if ((pOldFocus->GetStatus() & XFA_WIDGETSTATUS_Visible)) {
      if (!pOldFocus->IsLoaded()) {
        pOldFocus->LoadWidget();
      }
      pOldFocus->OnSetFocus(m_pFocusWidget);
      m_pFocusWidget = pOldFocus;
      pOldFocus->OnKillFocus(pNewFocus);
    }
  }
  if (m_pFocusWidget == m_pOldFocusWidget) {
    return FALSE;
  }
  pNewFocus = m_pOldFocusWidget;
  if (m_pListFocusWidget && pNewFocus == m_pListFocusWidget) {
    m_pFocusAcc = NULL;
    m_pFocusWidget = NULL;
    m_pListFocusWidget = NULL;
    m_pOldFocusWidget = NULL;
    return FALSE;
  }
  if (pNewFocus && (pNewFocus->GetStatus() & XFA_WIDGETSTATUS_Visible)) {
    if (!pNewFocus->IsLoaded()) {
      pNewFocus->LoadWidget();
    }
    pNewFocus->OnSetFocus(m_pFocusWidget);
  }
  m_pFocusAcc = pNewFocus ? pNewFocus->GetDataAcc() : NULL;
  m_pFocusWidget = pNewFocus;
  m_pOldFocusWidget = m_pFocusWidget;
  return TRUE;
}

示例#2

显示文件

文件： xfa_ffnotify.cpp 项目： endlessm/chromium-browser

void CXFA_FFNotify::OnLayoutItemAdded(CXFA_LayoutProcessor* pLayout,
                                      CXFA_LayoutItem* pSender,
                                      int32_t iPageIdx,
                                      uint32_t dwStatus) {
  CXFA_FFDocView* pDocView = m_pDoc->GetDocView(pLayout);
  if (!pDocView)
    return;

  CXFA_FFWidget* pWidget = XFA_GetWidgetFromLayoutItem(pSender);
  if (!pWidget)
    return;

  CXFA_FFPageView* pNewPageView = pDocView->GetPageView(iPageIdx);
  uint32_t dwFilter = XFA_WidgetStatus_Visible | XFA_WidgetStatus_Viewable |
                      XFA_WidgetStatus_Printable;
  pWidget->ModifyStatus(dwStatus, dwFilter);
  CXFA_FFPageView* pPrePageView = pWidget->GetPageView();
  if (pPrePageView != pNewPageView ||
      (dwStatus & (XFA_WidgetStatus_Visible | XFA_WidgetStatus_Viewable)) ==
          (XFA_WidgetStatus_Visible | XFA_WidgetStatus_Viewable)) {
    pWidget->SetPageView(pNewPageView);
    m_pDoc->GetDocProvider()->WidgetPostAdd(pWidget, pWidget->GetDataAcc());
  }
  if (pDocView->GetLayoutStatus() != XFA_DOCVIEW_LAYOUTSTATUS_End ||
      !(dwStatus & XFA_WidgetStatus_Visible)) {
    return;
  }
  if (pWidget->IsLoaded()) {
    CFX_RectF rtOld;
    pWidget->GetWidgetRect(rtOld);
    if (rtOld != pWidget->ReCacheWidgetRect())
      pWidget->PerformLayout();
  } else {
    pWidget->LoadWidget();
  }
  pWidget->AddInvalidateRect(nullptr);
}