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501 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "ListenerHelper.h"
#include "MyProtocolHandler.h"
#include <com/sun/star/awt/MessageBoxButtons.hpp>
#include <com/sun/star/awt/Toolkit.hpp>
#include <com/sun/star/awt/XMessageBoxFactory.hpp>
#include <com/sun/star/frame/ControlCommand.hpp>
#include <com/sun/star/text/XTextViewCursorSupplier.hpp>
#include <com/sun/star/sheet/XSpreadsheetView.hpp>
#include <com/sun/star/system/SystemShellExecute.hpp>
#include <com/sun/star/system/SystemShellExecuteFlags.hpp>
#include <com/sun/star/system/XSystemShellExecute.hpp>
#include <cppuhelper/supportsservice.hxx>
using namespace com::sun::star::awt;
using namespace com::sun::star::frame;
using namespace com::sun::star::system;
using namespace com::sun::star::uno;
using com::sun::star::beans::NamedValue;
using com::sun::star::beans::PropertyValue;
using com::sun::star::sheet::XSpreadsheetView;
using com::sun::star::text::XTextViewCursorSupplier;
using com::sun::star::util::URL;
ListenerHelper aListenerHelper;
void BaseDispatch::ShowMessageBox( const Reference< XFrame >& rFrame, const ::rtl::OUString& aTitle, const ::rtl::OUString& aMsgText )
{
if ( !mxToolkit.is() )
mxToolkit = Toolkit::create(mxContext);
Reference< XMessageBoxFactory > xMsgBoxFactory( mxToolkit, UNO_QUERY );
if ( rFrame.is() && xMsgBoxFactory.is() )
{
Reference< XMessageBox > xMsgBox = xMsgBoxFactory->createMessageBox(
Reference< XWindowPeer >( rFrame->getContainerWindow(), UNO_QUERY ),
com::sun::star::awt::MessageBoxType_INFOBOX,
MessageBoxButtons::BUTTONS_OK,
aTitle,
aMsgText );
if ( xMsgBox.is() )
xMsgBox->execute();
}
}
void BaseDispatch::SendCommand( const com::sun::star::util::URL& aURL, const ::rtl::OUString& rCommand, const Sequence< NamedValue >& rArgs, sal_Bool bEnabled )
{
Reference < XDispatch > xDispatch =
aListenerHelper.GetDispatch( mxFrame, aURL.Path );
FeatureStateEvent aEvent;
aEvent.FeatureURL = aURL;
aEvent.Source = xDispatch;
aEvent.IsEnabled = bEnabled;
aEvent.Requery = sal_False;
ControlCommand aCtrlCmd;
aCtrlCmd.Command = rCommand;
aCtrlCmd.Arguments = rArgs;
aEvent.State <<= aCtrlCmd;
aListenerHelper.Notify( mxFrame, aEvent.FeatureURL.Path, aEvent );
}
void BaseDispatch::SendCommandTo( const Reference< XStatusListener >& xControl, const URL& aURL, const ::rtl::OUString& rCommand, const Sequence< NamedValue >& rArgs, sal_Bool bEnabled )
{
FeatureStateEvent aEvent;
aEvent.FeatureURL = aURL;
aEvent.Source = (::com::sun::star::frame::XDispatch*) this;
aEvent.IsEnabled = bEnabled;
aEvent.Requery = sal_False;
ControlCommand aCtrlCmd;
aCtrlCmd.Command = rCommand;
aCtrlCmd.Arguments = rArgs;
aEvent.State <<= aCtrlCmd;
xControl->statusChanged( aEvent );
}
void SAL_CALL MyProtocolHandler::initialize( const Sequence< Any >& aArguments ) throw ( Exception, RuntimeException)
{
Reference < XFrame > xFrame;
if ( aArguments.getLength() )
{
// the first Argument is always the Frame, as a ProtocolHandler needs to have access
// to the context in which it is invoked.
aArguments[0] >>= xFrame;
mxFrame = xFrame;
}
}
Reference< XDispatch > SAL_CALL MyProtocolHandler::queryDispatch( const URL& aURL, const ::rtl::OUString& sTargetFrameName, sal_Int32 nSearchFlags )
throw( RuntimeException )
{
Reference < XDispatch > xRet;
if ( !mxFrame.is() )
return 0;
Reference < XController > xCtrl = mxFrame->getController();
if ( xCtrl.is() && aURL.Protocol == "vnd.demo.complextoolbarcontrols.demoaddon:" )
{
Reference < XTextViewCursorSupplier > xCursor( xCtrl, UNO_QUERY );
Reference < XSpreadsheetView > xView( xCtrl, UNO_QUERY );
if ( !xCursor.is() && !xView.is() )
// without an appropriate corresponding document the handler doesn't function
return xRet;
if ( aURL.Path == "ImageButtonCmd" ||
aURL.Path == "ComboboxCmd" ||
aURL.Path == "ToggleDropdownButtonCmd" ||
aURL.Path == "DropdownButtonCmd" ||
aURL.Path == "SpinfieldCmd" ||
aURL.Path == "EditfieldCmd" ||
aURL.Path == "DropdownboxCmd" )
{
xRet = aListenerHelper.GetDispatch( mxFrame, aURL.Path );
if ( !xRet.is() )
{
xRet = xCursor.is() ? (BaseDispatch*) new WriterDispatch( mxContext, mxFrame ) :<--- C-style pointer casting [+]C-style pointer casting detected. C++ offers four different kinds of casts as replacements: static_cast, const_cast, dynamic_cast and reinterpret_cast. A C-style cast could evaluate to any of those automatically, thus it is considered safer if the programmer explicitly states which kind of cast is expected. See also: https://www.securecoding.cert.org/confluence/display/cplusplus/EXP05-CPP.+Do+not+use+C-style+casts.
(BaseDispatch*) new CalcDispatch( mxContext, mxFrame );<--- C-style pointer casting [+]C-style pointer casting detected. C++ offers four different kinds of casts as replacements: static_cast, const_cast, dynamic_cast and reinterpret_cast. A C-style cast could evaluate to any of those automatically, thus it is considered safer if the programmer explicitly states which kind of cast is expected. See also: https://www.securecoding.cert.org/confluence/display/cplusplus/EXP05-CPP.+Do+not+use+C-style+casts.
aListenerHelper.AddDispatch( xRet, mxFrame, aURL.Path );
}
}
}
return xRet;
}
Sequence < Reference< XDispatch > > SAL_CALL MyProtocolHandler::queryDispatches( const Sequence < DispatchDescriptor >& seqDescripts )
throw( RuntimeException )
{
sal_Int32 nCount = seqDescripts.getLength();
Sequence < Reference < XDispatch > > lDispatcher( nCount );
for( sal_Int32 i=0; i<nCount; ++i )
lDispatcher[i] = queryDispatch( seqDescripts[i].FeatureURL, seqDescripts[i].FrameName, seqDescripts[i].SearchFlags );
return lDispatcher;
}
::rtl::OUString MyProtocolHandler_getImplementationName ()
throw (RuntimeException)
{
return ::rtl::OUString( MYPROTOCOLHANDLER_IMPLEMENTATIONNAME );
}
Sequence< ::rtl::OUString > SAL_CALL MyProtocolHandler_getSupportedServiceNames( )
throw (RuntimeException)
{
Sequence < ::rtl::OUString > aRet(1);
aRet[0] = ::rtl::OUString( MYPROTOCOLHANDLER_SERVICENAME );
return aRet;
}
#undef SERVICE_NAME
Reference< XInterface > SAL_CALL MyProtocolHandler_createInstance( const Reference< XComponentContext > & rSMgr)
throw( Exception )
{
return (cppu::OWeakObject*) new MyProtocolHandler( rSMgr );
}
// XServiceInfo
::rtl::OUString SAL_CALL MyProtocolHandler::getImplementationName( )
throw (RuntimeException)
{
return MyProtocolHandler_getImplementationName();
}
sal_Bool SAL_CALL MyProtocolHandler::supportsService( const ::rtl::OUString& rServiceName )
throw (RuntimeException)
{
return cppu::supportsService(this, rServiceName);
}
Sequence< ::rtl::OUString > SAL_CALL MyProtocolHandler::getSupportedServiceNames( )
throw (RuntimeException)
{
return MyProtocolHandler_getSupportedServiceNames();
}
void SAL_CALL BaseDispatch::dispatch( const URL& aURL, const Sequence < PropertyValue >& lArgs ) throw (RuntimeException)
{
/* It's necessary to hold this object alive, till this method finishes.
May the outside dispatch cache (implemented by the menu/toolbar!)
forget this instance during de-/activation of frames (focus!).
E.g. An open db beamer in combination with the My-Dialog
can force such strange situation :-(
*/
Reference< XInterface > xSelfHold(static_cast< XDispatch* >(this), UNO_QUERY);
if ( aURL.Protocol == "vnd.demo.complextoolbarcontrols.demoaddon:" )
{
if ( aURL.Path == "ImageButtonCmd" )
{
// open the LibreOffice web page
::rtl::OUString sURL("http://www.libreoffice.org");
Reference< XSystemShellExecute > xSystemShellExecute(
SystemShellExecute::create(mxContext) );
try
{
xSystemShellExecute->execute( sURL, ::rtl::OUString(), SystemShellExecuteFlags::URIS_ONLY );
}
catch( Exception& rEx )
{
(void)rEx;
}
}
else if ( aURL.Path == "ComboboxCmd" )
{
// remove the text if it's in our list
Sequence< NamedValue > aRemoveArgs( 1 );
aRemoveArgs[0].Name = rtl::OUString( "Text" );
aRemoveArgs[0].Value <<= maComboBoxText;
SendCommand( aURL, ::rtl::OUString( "RemoveEntryText" ), aRemoveArgs, sal_True );
// add the new text to the start of the list
Sequence< NamedValue > aInsertArgs( 2 );
aInsertArgs[0].Name = rtl::OUString( "Pos" );
aInsertArgs[0].Value <<= sal_Int32( 0 );
aInsertArgs[1].Name = rtl::OUString( "Text" );
aInsertArgs[1].Value <<= maComboBoxText;
SendCommand( aURL, ::rtl::OUString("InsertEntry"), aInsertArgs, sal_True );
}
else if ( aURL.Path == "InsertEntry" )
{
// Retrieve the text argument from the sequence property value
rtl::OUString aText;
for ( sal_Int32 i = 0; i < lArgs.getLength(); i++ )
{
if ( lArgs[i].Name == "Text" )
{
lArgs[i].Value >>= aText;
break;
}
}
// create new URL to address the combox box
URL aCmdURL;
aCmdURL.Path = "ComboboxCmd";
aCmdURL.Protocol = "vnd.demo.complextoolbarcontrols.demoaddon:";
aCmdURL.Complete = aCmdURL.Path + aCmdURL.Protocol;
// set the selected item as text into the combobox
Sequence< NamedValue > aArgs( 1 );
aArgs[0].Name = "Text";
aArgs[0].Value <<= aText;
SendCommand( aCmdURL, ::rtl::OUString( "SetText" ), aArgs, sal_True );
}
else if ( aURL.Path == "DropdownButtonCmd" )
{
// Retrieve the text argument from the sequence property value
rtl::OUString aText;
for ( sal_Int32 i = 0; i < lArgs.getLength(); i++ )
{
if ( lArgs[i].Name == "Text" )
{
lArgs[i].Value >>= aText;
break;
}
}
// just enable this command
// set enable flag according to selection
if ( aText == "Button Disabled" )
mbButtonEnabled = sal_False;
else
mbButtonEnabled = sal_True;
// create new URL to address the image button
URL aCmdURL;
aCmdURL.Path = "Command1";
aCmdURL.Protocol = "vnd.demo.complextoolbarcontrols.demoaddon:";
aCmdURL.Complete = aCmdURL.Path + aCmdURL.Protocol;
// create and initialize FeatureStateEvent with IsEnabled
::com::sun::star::frame::FeatureStateEvent aEvent;
aEvent.FeatureURL = aCmdURL;
aEvent.Source = (::com::sun::star::frame::XDispatch*) this;
aEvent.IsEnabled = mbButtonEnabled;
aEvent.Requery = sal_False;
aEvent.State = Any();
// Notify listener about new state
Reference < XDispatch > xDispatch = aListenerHelper.GetDispatch( mxFrame, aURL.Path );<--- Variable 'xDispatch' is assigned a value that is never used.
aListenerHelper.Notify( mxFrame, aEvent.FeatureURL.Path, aEvent );
}
else if ( aURL.Path == "SpinfieldCmd" )
{
}
else if ( aURL.Path == "DropdownboxCmd" )
{
// Retrieve the text argument from the sequence property value
rtl::OUString aText;
for ( sal_Int32 i = 0; i < lArgs.getLength(); i++ )
{
if ( lArgs[i].Name == "Text" )
{
lArgs[i].Value >>= aText;
break;
}
}
}
}
}
void SAL_CALL BaseDispatch::addStatusListener( const Reference< XStatusListener >& xControl, const URL& aURL ) throw (RuntimeException)
{
if ( aURL.Protocol == "vnd.demo.complextoolbarcontrols.demoaddon:" )
{
if ( aURL.Path == "ImageButtonCmd" )
{
// just enable this command
::com::sun::star::frame::FeatureStateEvent aEvent;
aEvent.FeatureURL = aURL;
aEvent.Source = (::com::sun::star::frame::XDispatch*) this;
aEvent.IsEnabled = mbButtonEnabled;
aEvent.Requery = sal_False;
aEvent.State = Any();
xControl->statusChanged( aEvent );
}
else if ( aURL.Path == "ComboboxCmd" )
{
// just enable this command
::com::sun::star::frame::FeatureStateEvent aEvent;
aEvent.FeatureURL = aURL;
aEvent.Source = (::com::sun::star::frame::XDispatch*) this;
aEvent.IsEnabled = sal_True;
aEvent.Requery = sal_False;
aEvent.State = Any();
xControl->statusChanged( aEvent );
}
else if ( aURL.Path == "ToggleDropdownButtonCmd" )
{
// A toggle dropdown box is normally used for a group of commands
// where the user can select the last issued command easily.
// E.g. a typical command group would be "Insert shape"
Sequence< NamedValue > aArgs( 1 );
// send command to set context menu content
Sequence< rtl::OUString > aContextMenu( 3 );
aContextMenu[0] = "Command 1";
aContextMenu[1] = "Command 2";
aContextMenu[2] = "Command 3";
aArgs[0].Name = "List";
aArgs[0].Value <<= aContextMenu;
SendCommandTo( xControl, aURL, rtl::OUString( "SetList" ), aArgs, sal_True );
// send command to check item on pos=0
aArgs[0].Name = rtl::OUString( "Pos" );
aArgs[0].Value <<= sal_Int32( 0 );
SendCommandTo( xControl, aURL, ::rtl::OUString( "CheckItemPos" ), aArgs, sal_True );
}
else if ( aURL.Path == "DropdownButtonCmd" )
{
// A dropdown box is normally used for a group of dependent modes, where
// the user can only select one. The modes cannot be combined.
// E.g. a typical group would be left,right,center,block.
Sequence< NamedValue > aArgs( 1 );
// send command to set context menu content
Sequence< rtl::OUString > aContextMenu( 2 );
aContextMenu[0] = "Button Enabled";
aContextMenu[1] = "Button Disabled";
aArgs[0].Name = "List";
aArgs[0].Value <<= aContextMenu;
SendCommandTo( xControl, aURL, rtl::OUString( "SetList" ), aArgs, sal_True );
// set position according to enable/disable state of button
sal_Int32 nPos( mbButtonEnabled ? 0 : 1 );
// send command to check item on pos=0
aArgs[0].Name = "Pos";
aArgs[0].Value <<= nPos;
SendCommandTo( xControl, aURL, ::rtl::OUString( "CheckItemPos" ), aArgs, sal_True );
}
else if ( aURL.Path == "SpinfieldCmd" )
{
// A spin button
Sequence< NamedValue > aArgs( 5 );
// send command to initialize spin button
aArgs[0].Name = "Value";
aArgs[0].Value <<= double( 0.0 );
aArgs[1].Name = "UpperLimit";
aArgs[1].Value <<= double( 10.0 );
aArgs[2].Name = "LowerLimit";
aArgs[2].Value <<= double( 0.0 );
aArgs[3].Name = "Step";
aArgs[3].Value <<= double( 0.1 );
aArgs[4].Name = "OutputFormat";
aArgs[4].Value <<= rtl::OUString("%.2f cm");
SendCommandTo( xControl, aURL, rtl::OUString( "SetValues" ), aArgs, sal_True );
}
else if ( aURL.Path == "DropdownboxCmd" )
{
// A dropdown box is normally used for a group of commands
// where the user can select one of a defined set.
Sequence< NamedValue > aArgs( 1 );
// send command to set context menu content
Sequence< rtl::OUString > aList( 10 );
aList[0] = "White";
aList[1] = "Black";
aList[2] = "Red";
aList[3] = "Blue";
aList[4] = "Green";
aList[5] = "Grey";
aList[6] = "Yellow";
aList[7] = "Orange";
aList[8] = "Brown";
aList[9] = "Pink";
aArgs[0].Name = "List";
aArgs[0].Value <<= aList;
SendCommandTo( xControl, aURL, rtl::OUString( "SetList" ), aArgs, sal_True );
}
aListenerHelper.AddListener( mxFrame, xControl, aURL.Path );
}
}
void SAL_CALL BaseDispatch::removeStatusListener( const Reference< XStatusListener >& xControl, const URL& aURL ) throw (RuntimeException)
{
aListenerHelper.RemoveListener( mxFrame, xControl, aURL.Path );
}
void SAL_CALL BaseDispatch::controlEvent( const ControlEvent& Event ) throw (RuntimeException)
{
if ( Event.aURL.Protocol == "vnd.demo.complextoolbarcontrols.demoaddon:" )
{
if ( Event.aURL.Path == "ComboboxCmd" )
{
// We get notifications whenever the text inside the combobox has been changed.
// We store the new text into a member.
if ( Event.Event == "TextChanged" )
{
rtl::OUString aNewText;
sal_Bool bHasText( sal_False );
for ( sal_Int32 i = 0; i < Event.aInformation.getLength(); i++ )
{
if ( Event.aInformation[i].Name == "Text" )
{
bHasText = Event.aInformation[i].Value >>= aNewText;
break;
}
}
if ( bHasText )
maComboBoxText = aNewText;
}
}
}
}
BaseDispatch::BaseDispatch( const Reference< XComponentContext > &rxContext,
const Reference< XFrame >& xFrame,
const ::rtl::OUString& rServiceName )
: mxContext( rxContext )
, mxFrame( xFrame )
, msDocService( rServiceName )
, mbButtonEnabled( sal_True )
{
}
BaseDispatch::~BaseDispatch()
{
mxFrame.clear();
mxContext.clear();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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