office-gobmx/sd/source/ui/inc/framework/FrameworkHelper.hxx
2010-06-14 18:49:32 +02:00

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#ifndef SD_FRAMEWORK_FRAMEWORK_HELPER_HXX
#define SD_FRAMEWORK_FRAMEWORK_HELPER_HXX
#include "ViewShell.hxx"
#include "tools/SdGlobalResourceContainer.hxx"
#include <com/sun/star/drawing/framework/XConfigurationController.hpp>
#include <com/sun/star/drawing/framework/XView.hpp>
#include <com/sun/star/lang/XEventListener.hpp>
#include <boost/scoped_ptr.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/enable_shared_from_this.hpp>
#include <boost/function.hpp>
#include <map>
namespace sd {
class ViewShell;
class ViewShellBase;
}
namespace rtl {
class OUString;
}
namespace css = ::com::sun::star;
namespace sd { namespace framework {
/** The FrameworkHelper is a convenience class that simplifies the
access to the drawing framework.
It has three main tasks:
1. Provide frequently used strings of resource URLs and event names.
2. Provide shortcuts for accessing the sd framework.
3. Easy the migration to the drawing framwork.
Note that a FrameworkHelper disposes itself when one of the resource
controllers called by it throw a DisposedException.
*/
class FrameworkHelper
: public ::boost::enable_shared_from_this<FrameworkHelper>,
public SdGlobalResource
{
public:
// URLs of frequently used panes.
static const ::rtl::OUString msPaneURLPrefix;
static const ::rtl::OUString msCenterPaneURL;
static const ::rtl::OUString msFullScreenPaneURL;
static const ::rtl::OUString msLeftImpressPaneURL;
static const ::rtl::OUString msLeftDrawPaneURL;
static const ::rtl::OUString msRightPaneURL;
// URLs of frequently used views.
static const ::rtl::OUString msViewURLPrefix;
static const ::rtl::OUString msImpressViewURL;
static const ::rtl::OUString msDrawViewURL;
static const ::rtl::OUString msOutlineViewURL;
static const ::rtl::OUString msNotesViewURL;
static const ::rtl::OUString msHandoutViewURL;
static const ::rtl::OUString msSlideSorterURL;
static const ::rtl::OUString msPresentationViewURL;
static const ::rtl::OUString msTaskPaneURL;
// URLs of frequently used tool bars.
static const ::rtl::OUString msToolBarURLPrefix;
static const ::rtl::OUString msViewTabBarURL;
// URLs of task panels.
static const ::rtl::OUString msTaskPanelURLPrefix;
static const ::rtl::OUString msMasterPagesTaskPanelURL;
static const ::rtl::OUString msLayoutTaskPanelURL;
static const ::rtl::OUString msTableDesignPanelURL;
static const ::rtl::OUString msCustomAnimationTaskPanelURL;
static const ::rtl::OUString msSlideTransitionTaskPanelURL;
// Names of frequently used events.
static const ::rtl::OUString msResourceActivationRequestEvent;
static const ::rtl::OUString msResourceDeactivationRequestEvent;
static const ::rtl::OUString msResourceActivationEvent;
static const ::rtl::OUString msResourceDeactivationEvent;
static const ::rtl::OUString msConfigurationUpdateStartEvent;
static const ::rtl::OUString msConfigurationUpdateEndEvent;
// Service names of the common controllers.
static const ::rtl::OUString msModuleControllerService;
static const ::rtl::OUString msConfigurationControllerService;
/** Return the FrameworkHelper object that is associated with the given
ViewShellBase. If such an object does not yet exist, a new one is
created.
*/
static ::boost::shared_ptr<FrameworkHelper> Instance (ViewShellBase& rBase);
static ::boost::shared_ptr<FrameworkHelper> Instance (
const css::uno::Reference<css::frame::XController>& rxController);
/** Mark the FrameworkHelper object for the given ViewShellBase as
disposed. A following ReleaseInstance() call will destroy the
FrameworkHelper object.
Do not call this method. It is an internally used method that can
not be made private.
*/
static void DisposeInstance (ViewShellBase& rBase);
/** Destroy the FrameworkHelper object for the given ViewShellBase.
Do not call this method. It is an internally used method that can
not be made private.
*/
static void ReleaseInstance (ViewShellBase& rBase);
/** Return an identifier for the given view URL. This identifier can be
used in a switch statement. See GetViewURL() for a mapping in the
opposite direction.
*/
static ViewShell::ShellType GetViewId (const rtl::OUString& rsViewURL);
/** Return a view URL for the given identifier. See GetViewId() for a
mapping in the opposite direction.
*/
static ::rtl::OUString GetViewURL (ViewShell::ShellType eType);
/** Return a ViewShell pointer for the given XView reference. This
assumes that the given reference is implemented by the
ViewShellWrapper class that supports the XTunnel interface.
@return
When the ViewShell pointer can not be inferred from the given
reference then an empty pointer is returned.
*/
static ::boost::shared_ptr<ViewShell> GetViewShell (
const css::uno::Reference<css::drawing::framework::XView>& rxView);
~FrameworkHelper (void);
typedef ::boost::function<bool(const css::drawing::framework::ConfigurationChangeEvent&)>
ConfigurationChangeEventFilter;
typedef ::boost::function<void(bool bEventSeen)> Callback;
typedef ::boost::function<
void(
const css::uno::Reference<
css::drawing::framework::XResourceId>&)
> ResourceFunctor;
/** Test whether the called FrameworkHelper object is valid.
@return
When the object has already been disposed then <FALSE/> is returned.
*/
bool IsValid (void);
/** Return a pointer to the view shell that is displayed in the
specified pane. See GetView() for a variant that returns a
reference to XView instead of a ViewShell pointer.
@return
An empty pointer is returned when for example the specified pane
does not exist or is not visible or does not show a view or one
of the involved objects does not support XUnoTunnel (where
necessary).
*/
::boost::shared_ptr<ViewShell> GetViewShell (const ::rtl::OUString& rsPaneURL);
/** Return a reference to the view that is displayed in the specified
pane. See GetViewShell () for a variant that returns a ViewShell
pointer instead of a reference to XView.
@param rxPaneOrViewId
When this ResourceId specifies a view then that view is
returned. When it belongs to a pane then one view in that pane
is returned.
@return
An empty reference is returned when for example the specified pane
does not exist or is not visible or does not show a view or one
of the involved objects does not support XTunnel (where
necessary).
*/
css::uno::Reference<css::drawing::framework::XView>
GetView (
const css::uno::Reference<
css::drawing::framework::XResourceId>& rxPaneOrViewId);
/** Request the specified view to be displayed in the specified pane.
When the pane is not visible its creation is also requested. The
update that creates the actual view object is done asynchronously.
@param rsResourceURL
The resource URL of the view to show.
@param rsAnchorURL
The URL of the pane in which to show the view.
@return
The resource id of the requested view is returned. With that
the caller can, for example, call RunOnResourceActivation() to
do some initialization after the requested view becomes active.
*/
css::uno::Reference<css::drawing::framework::XResourceId> RequestView (
const ::rtl::OUString& rsResourceURL,
const ::rtl::OUString& rsAnchorURL);
/** Request the activation of the specified task panel in the standard
task pane.
*/
void RequestTaskPanel (
const ::rtl::OUString& rsTaskPanelURL);
/** Process a slot call that requests a view shell change.
*/
void HandleModeChangeSlot (
ULONG nSlotId,
SfxRequest& rRequest);
/** Run the given callback when the specified event is notified by the
ConfigurationManager. When there are no pending requests and
therefore no events would be notified (in the foreseeable future)
then the callback is called immediately.
The callback is called with a flag that tells the callback whether
the event it waits for has been sent.
*/
void RunOnConfigurationEvent(
const ::rtl::OUString& rsEventType,
const Callback& rCallback);
/** Run the given callback when the specified resource has been
activated. When the resource is active already when this method is
called then rCallback is called before this method returns.
@param rxResourceId
Wait for the activation of this resource before calling
rCallback.
@param rCallback
The callback to be called when the resource is activated.
*/
void RunOnResourceActivation(
const css::uno::Reference<css::drawing::framework::XResourceId>& rxResourceId,
const Callback& rCallback);
/** Normally the requested changes of the configuration are executed
asynchronously. However, there is at least one situation (searching
with the Outliner) where the surrounding code does not cope with
this. So, instead of calling Reschedule until the global event loop
executes the configuration update, this method does (almost) the
same without the reschedules.
Do not use this method until there is absolutely no other way.
*/
void RequestSynchronousUpdate (void);
/** Block until the specified event is notified by the configuration
controller. When the configuration controller is not processing any
requests the method returns immediately.
*/
void WaitForEvent (const ::rtl::OUString& rsEventName) const;
/** This is a short cut for WaitForEvent(msConfigurationUpdateEndEvent).
Call this method to execute the pending requests.
*/
void WaitForUpdate (void) const;
/** Explicit request for an update of the current configuration. Call
this method when one of the resources managed by the sd framework
has been activated or deactivated from the outside, i.e. not by the
framework itself. An example for this is a click on the closer
button of one of the side panes.
*/
void UpdateConfiguration (void);
/** Return a string representation of the given XResourceId object.
*/
static ::rtl::OUString ResourceIdToString (
const css::uno::Reference<
css::drawing::framework::XResourceId>& rxResourceId);
/** Create a new XResourceId object for the given resource URL.
*/
static css::uno::Reference<
css::drawing::framework::XResourceId>
CreateResourceId (
const ::rtl::OUString& rsResourceURL);
/** Create a new XResourceId object for the given resource URL and a
single anchor URL.
*/
static css::uno::Reference<
css::drawing::framework::XResourceId>
CreateResourceId (
const ::rtl::OUString& rsResourceURL,
const ::rtl::OUString& rsAnchorURL);
/** Create a new XResourceId object for the given resource URL and the
two given anchor URLs.
*/
static css::uno::Reference<
css::drawing::framework::XResourceId>
CreateResourceId (
const ::rtl::OUString& rsResourceURL,
const ::rtl::OUString& rsFirstAnchorURL,
const ::rtl::OUString& rsSecondAnchorURL);
/** Create a new XResourceId object for the given resource URL.
*/
static css::uno::Reference<
css::drawing::framework::XResourceId>
CreateResourceId (
const ::rtl::OUString& rsResourceURL,
const css::uno::Reference<
css::drawing::framework::XResourceId>& rxAnchor);
css::uno::Reference<css::drawing::framework::XConfigurationController>
GetConfigurationController (void) const;
private:
typedef ::std::map<
ViewShellBase*,
::boost::shared_ptr<FrameworkHelper> > InstanceMap;
/** The instance map holds (at least) one FrameworkHelper instance for
every ViewShellBase object.
*/
static InstanceMap maInstanceMap;
class ViewURLMap;
static ::boost::scoped_ptr<ViewURLMap> mpViewURLMap;
ViewShellBase& mrBase;
css::uno::Reference<css::drawing::framework::XConfigurationController>
mxConfigurationController;
class DisposeListener;
friend class DisposeListener;
css::uno::Reference<css::lang::XComponent>
mxDisposeListener;
FrameworkHelper (ViewShellBase& rBase);
FrameworkHelper (const FrameworkHelper& rHelper); // Not implemented.
FrameworkHelper& operator= (const FrameworkHelper& rHelper); // Not implemented.
void Initialize (void);
void Dispose (void);
/** Run the given callback when an event of the specified type is
received from the ConfigurationController or when the
ConfigurationController has no pending change requests.
@param rsEventType
Run rCallback only on this event.
@param rFilter
This filter has to return <TRUE/> in order for rCallback to be
called.
@param rCallback
The callback functor to be called.
*/
void RunOnEvent(
const ::rtl::OUString& rsEventType,
const ConfigurationChangeEventFilter& rFilter,
const Callback& rCallback) const;
/** This disposing method is forwarded from the inner DisposeListener class.
*/
void disposing (const css::lang::EventObject& rEventObject);
};
} } // end of namespace sd::framework
namespace sd { namespace framework {
namespace {
class FrameworkHelperAllPassFilter
{
public:
bool operator() (const css::drawing::framework::ConfigurationChangeEvent&) { return true; }
};
class FrameworkHelperResourceIdFilter
{
public:
FrameworkHelperResourceIdFilter (
const css::uno::Reference<css::drawing::framework::XResourceId>& rxResourceId);
bool operator() (const css::drawing::framework::ConfigurationChangeEvent& rEvent)
{ return mxResourceId.is() && rEvent.ResourceId.is()
&& mxResourceId->compareTo(rEvent.ResourceId) == 0; }
private:
css::uno::Reference<css::drawing::framework::XResourceId> mxResourceId;
};
} // end of anonymous namespace
} } // end of namespace sd::framework
#endif