C++ (Cpp) baseWin示例

示例#1

文件： nsBaseFilePicker.cpp 项目： fortunto2/celtx

// XXXdholbert -- this function is duplicated in nsPrintDialogGTK.cpp
// and needs to be unified in some generic utility class.
nsIWidget *nsBaseFilePicker::DOMWindowToWidget(nsIDOMWindow *dw)
{
  nsCOMPtr<nsIWidget> widget;

  nsCOMPtr<nsPIDOMWindow> window = do_QueryInterface(dw);
  if (window) {
    nsCOMPtr<nsIBaseWindow> baseWin(do_QueryInterface(window->GetDocShell()));

    while (!widget && baseWin) {
      baseWin->GetParentWidget(getter_AddRefs(widget));
      if (!widget) {
        nsCOMPtr<nsIDocShellTreeItem> docShellAsItem(do_QueryInterface(baseWin));
        if (!docShellAsItem)
          return nsnull;

        nsCOMPtr<nsIDocShellTreeItem> parent;
        docShellAsItem->GetSameTypeParent(getter_AddRefs(parent));

        window = do_GetInterface(parent);
        if (!window)
          return nsnull;

        baseWin = do_QueryInterface(window->GetDocShell());
      }
    }
  }

  // This will return a pointer that we're about to release, but
  // that's ok since the docshell (nsIBaseWindow) holds the widget
  // alive.
  return widget.get();
}

示例#2

文件： nsAppShellService.cpp 项目： LittleForker/mozilla-central

/*
 * Checks to see if any existing window is currently in fullscreen mode.
 */
static PRBool
CheckForFullscreenWindow()
{
  nsCOMPtr<nsIWindowMediator> wm(do_GetService(NS_WINDOWMEDIATOR_CONTRACTID));
  if (!wm)
    return PR_FALSE;

  nsCOMPtr<nsISimpleEnumerator> windowList;
  wm->GetXULWindowEnumerator(nsnull, getter_AddRefs(windowList));
  if (!windowList)
    return PR_FALSE;

  for (;;) {
    PRBool more = PR_FALSE;
    windowList->HasMoreElements(&more);
    if (!more)
      return PR_FALSE;

    nsCOMPtr<nsISupports> supportsWindow;
    windowList->GetNext(getter_AddRefs(supportsWindow));
    nsCOMPtr<nsIBaseWindow> baseWin(do_QueryInterface(supportsWindow));
    if (baseWin) {
      PRInt32 sizeMode;
      nsCOMPtr<nsIWidget> widget;
      baseWin->GetMainWidget(getter_AddRefs(widget));
      if (widget && NS_SUCCEEDED(widget->GetSizeMode(&sizeMode)) && 
          sizeMode == nsSizeMode_Fullscreen) {
        return PR_TRUE;
      }
    }
  }
  return PR_FALSE;
}

示例#3

文件： nsPrintingPromptService.cpp 项目： FunkyVerb/devtools-window

//-----------------------------------------------------------
HWND
nsPrintingPromptService::GetHWNDForDOMWindow(nsIDOMWindow *aWindow)
{
    nsCOMPtr<nsIWebBrowserChrome> chrome;
    HWND hWnd = NULL;

    // We might be embedded so check this path first
    if (mWatcher) {
        nsCOMPtr<nsIDOMWindow> fosterParent;
        if (!aWindow) 
        {   // it will be a dependent window. try to find a foster parent.
            mWatcher->GetActiveWindow(getter_AddRefs(fosterParent));
            aWindow = fosterParent;
        }
        mWatcher->GetChromeForWindow(aWindow, getter_AddRefs(chrome));
    }

    if (chrome) {
        nsCOMPtr<nsIEmbeddingSiteWindow> site(do_QueryInterface(chrome));
        if (site) 
        {
            HWND w;
            site->GetSiteWindow(reinterpret_cast<void **>(&w));
            return w;
        }
    }

    // Now we might be the Browser so check this path
    nsCOMPtr<nsPIDOMWindow> window(do_QueryInterface(aWindow));

    nsCOMPtr<nsIDocShellTreeItem> treeItem =
        do_QueryInterface(window->GetDocShell());
    if (!treeItem) return nullptr;

    nsCOMPtr<nsIDocShellTreeOwner> treeOwner;
    treeItem->GetTreeOwner(getter_AddRefs(treeOwner));
    if (!treeOwner) return nullptr;

    nsCOMPtr<nsIWebBrowserChrome> webBrowserChrome(do_GetInterface(treeOwner));
    if (!webBrowserChrome) return nullptr;

    nsCOMPtr<nsIBaseWindow> baseWin(do_QueryInterface(webBrowserChrome));
    if (!baseWin) return nullptr;

    nsCOMPtr<nsIWidget> widget;
    baseWin->GetMainWidget(getter_AddRefs(widget));
    if (!widget) return nullptr;

    return (HWND)widget->GetNativeData(NS_NATIVE_TMP_WINDOW);

}

示例#4

文件： nsPrintObject.cpp 项目： luke-chang/gecko-1

nsPrintObject::~nsPrintObject()
{
  MOZ_COUNT_DTOR(nsPrintObject);

  DestroyPresentation();
  if (mDidCreateDocShell && mDocShell) {
    nsCOMPtr<nsIBaseWindow> baseWin(do_QueryInterface(mDocShell));
    if (baseWin) {
      baseWin->Destroy();
    }
  }
  mDocShell = nullptr;
  mTreeOwner = nullptr; // mTreeOwner must be released after mDocShell;
}

示例#5

文件： nsPrintObject.cpp 项目： multi-sim/releases-mozilla-central

nsPrintObject::~nsPrintObject()
{
  MOZ_COUNT_DTOR(nsPrintObject);
  for (uint32_t i=0;i<mKids.Length();i++) {
    nsPrintObject* po = mKids[i];
    delete po;
  }

  DestroyPresentation();
  if (mDidCreateDocShell && mDocShell) {
    nsCOMPtr<nsIBaseWindow> baseWin(do_QueryInterface(mDocShell));
    if (baseWin) {
      baseWin->Destroy();
    }
  }                            
  mDocShell = nullptr;
  mTreeOwner = nullptr; // mTreeOwner must be released after mDocShell; 
}