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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include "precompiled_sd.hxx"
#include "ChildWindowPane.hxx"
#include "PaneDockingWindow.hxx"
#include "ViewShellBase.hxx"
#include "ViewShellManager.hxx"
#include "framework/FrameworkHelper.hxx"
#include <toolkit/helper/vclunohelper.hxx>
#include <vcl/svapp.hxx>
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::drawing::framework;
namespace sd { namespace framework {
ChildWindowPane::ChildWindowPane (
const Reference<XResourceId>& rxPaneId,
USHORT nChildWindowId,
ViewShellBase& rViewShellBase,
::std::auto_ptr<SfxShell> pShell)
: ChildWindowPaneInterfaceBase(rxPaneId,(::Window*)NULL),
mnChildWindowId(nChildWindowId),
mrViewShellBase(rViewShellBase),
mpShell(pShell),
mbHasBeenActivated(false)
{
mrViewShellBase.GetViewShellManager()->ActivateShell(mpShell.get());
SfxViewFrame* pViewFrame = mrViewShellBase.GetViewFrame();
if (pViewFrame != NULL)
{
if (mrViewShellBase.IsActive())
{
if (pViewFrame->KnowsChildWindow(mnChildWindowId))
{
if (pViewFrame->HasChildWindow(mnChildWindowId))
{
// The ViewShellBase has already been activated. Make
// the child window visible as soon as possible.
pViewFrame->SetChildWindow(mnChildWindowId, TRUE);
OSL_TRACE("ChildWindowPane:activating now");
}
else
{
// The window is created asynchronously. Rely on the
// ConfigurationUpdater to try another update, and with
// that another request for this window, in a short
// time.
OSL_TRACE("ChildWindowPane:activated asynchronously");
}
}
else
{
OSL_TRACE("ChildWindowPane:not known");
}
}
else
{
// The ViewShellBase has not yet been activated. Hide the
// window and wait a little before it is made visible. See
// comments in the GetWindow() method for an explanation.
pViewFrame->SetChildWindow(mnChildWindowId, FALSE);
OSL_TRACE("ChildWindowPane:base not active");
}
}
}
ChildWindowPane::~ChildWindowPane (void) throw()
{
}
void ChildWindowPane::Hide (void)
{
SfxViewFrame* pViewFrame = mrViewShellBase.GetViewFrame();
if (pViewFrame != NULL)
if (pViewFrame->KnowsChildWindow(mnChildWindowId))
if (pViewFrame->HasChildWindow(mnChildWindowId))
pViewFrame->SetChildWindow(mnChildWindowId, FALSE);
// Release the window because when the child window is shown again it
// may use a different window.
mxWindow = NULL;
}
void SAL_CALL ChildWindowPane::disposing (void)
{
::osl::MutexGuard aGuard (maMutex);
mrViewShellBase.GetViewShellManager()->DeactivateShell(mpShell.get());
mpShell.reset();
if (mxWindow.is())
{
mxWindow->removeEventListener(this);
}
Pane::disposing();
}
::Window* ChildWindowPane::GetWindow (void)
{
do
{
if (mxWindow.is())
// Window already exists => nothing to do.
break;
// When the window is not yet present then obtain it only when the
// shell has already been activated. The activation is not
// necessary for the code to work properly but is used to optimize
// the layouting and displaying of the window. When it is made
// visible to early then some layouting seems to be made twice or at
// an inconvenient time and the overall process of initializing the
// Impress takes longer.
if ( ! mbHasBeenActivated && mpShell.get()!=NULL && ! mpShell->IsActive())
break;
mbHasBeenActivated = true;
SfxViewFrame* pViewFrame = mrViewShellBase.GetViewFrame();
if (pViewFrame == NULL)
break;
// The view frame has to know the child window. This can be the
// case, when for example the document is in read-only mode: the
// task pane is then not available.
if ( ! pViewFrame->KnowsChildWindow(mnChildWindowId))
break;
pViewFrame->SetChildWindow(mnChildWindowId, TRUE);
SfxChildWindow* pChildWindow = pViewFrame->GetChildWindow(mnChildWindowId);
if (pChildWindow == NULL)
if (pViewFrame->HasChildWindow(mnChildWindowId))
{
// The child window is not yet visible. Ask the view frame
// to show it and try again to get access to the child
// window.
pViewFrame->ShowChildWindow(mnChildWindowId, TRUE);
pChildWindow = pViewFrame->GetChildWindow(mnChildWindowId);
}
// When the child window is still not visible then we have to try later.
if (pChildWindow == NULL)
break;
// From the child window get the docking window and from that the
// content window that is the container for the actual content.
PaneDockingWindow* pDockingWindow = dynamic_cast<PaneDockingWindow*>(
pChildWindow->GetWindow());
if (pDockingWindow == NULL)
break;
// At last, we have access to the window and its UNO wrapper.
mpWindow = &pDockingWindow->GetContentWindow();
mxWindow = VCLUnoHelper::GetInterface(mpWindow);
// Register as window listener to be informed when the child window
// is hidden.
if (mxWindow.is())
mxWindow->addEventListener(this);
}
while (false);
return mpWindow;
}
Reference<awt::XWindow> SAL_CALL ChildWindowPane::getWindow (void)
throw (RuntimeException)
{
if (mpWindow == NULL || ! mxWindow.is())
GetWindow();
return Pane::getWindow();
}
IMPLEMENT_FORWARD_XINTERFACE2(
ChildWindowPane,
ChildWindowPaneInterfaceBase,
Pane);
IMPLEMENT_FORWARD_XTYPEPROVIDER2(
ChildWindowPane,
ChildWindowPaneInterfaceBase,
Pane);
//----- XEventListener --------------------------------------------------------
void SAL_CALL ChildWindowPane::disposing (const lang::EventObject& rEvent)
throw (RuntimeException)
{
ThrowIfDisposed();
if (rEvent.Source == mxWindow)
{
// The window is gone but the pane remains alive. The next call to
// GetWindow() may create the window anew.
mxWindow = NULL;
mpWindow = NULL;
}
}
} } // end of namespace sd::framework
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