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128 lines
3.2 KiB
C++
128 lines
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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* Bill Law law@netscape.com
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*/
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#include "nsNativeAppSupportBase.h"
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nsNativeAppSupportBase::nsNativeAppSupportBase()
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: mRefCnt( 0 ),
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mSplash( 0 ) {
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}
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nsNativeAppSupportBase::~nsNativeAppSupportBase() {
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NS_IF_RELEASE( mSplash );
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}
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// Start answer defaults to OK.
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NS_IMETHODIMP
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nsNativeAppSupportBase::Start( PRBool *result ) {
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NS_ENSURE_ARG( result );
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*result = PR_TRUE;
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return NS_OK;
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}
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// Stop answer defaults to OK.
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NS_IMETHODIMP
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nsNativeAppSupportBase::Stop( PRBool *result ) {
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NS_ENSURE_ARG( result );
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*result = PR_TRUE;
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return NS_OK;
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}
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// Quit is a 0x90.
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NS_IMETHODIMP
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nsNativeAppSupportBase::Quit() {
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return NS_OK;
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}
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// Show splash screen if implementation has one.
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NS_IMETHODIMP
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nsNativeAppSupportBase::ShowSplashScreen() {
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if ( !mSplash ) {
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nsresult rv = CreateSplashScreen( &mSplash );
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}
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if ( mSplash ) {
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mSplash->Show();
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}
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return NS_OK;
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}
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// Hide splash screen if there is one.
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NS_IMETHODIMP
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nsNativeAppSupportBase::HideSplashScreen() {
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// See if there is a splash screen object.
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if ( mSplash ) {
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// Hide it.
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mSplash->Hide();
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// Release it.
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NS_RELEASE( mSplash );
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}
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return NS_OK;
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}
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// Default implementation doesn't have a splash screen.
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NS_IMETHODIMP
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nsNativeAppSupportBase::CreateSplashScreen( nsISplashScreen **splash ) {
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NS_ENSURE_ARG( splash );
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*splash = 0;
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return NS_CreateSplashScreen( splash );
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}
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// Standard implementations of AddRef/Release/QueryInterface.
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NS_IMETHODIMP_(nsrefcnt)
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nsNativeAppSupportBase::AddRef() {
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mRefCnt++;
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return mRefCnt;
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}
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NS_IMETHODIMP_(nsrefcnt)
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nsNativeAppSupportBase::Release() {
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--mRefCnt;
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if ( !mRefCnt ) {
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delete this;
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return 0;
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}
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return mRefCnt;
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}
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NS_IMETHODIMP
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nsNativeAppSupportBase::QueryInterface( const nsIID &iid, void**p ) {
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nsresult rv = NS_OK;
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if ( p ) {
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*p = 0;
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if ( iid.Equals( NS_GET_IID( nsINativeAppSupport ) ) ) {
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nsINativeAppSupport *result = this;
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*p = result;
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NS_ADDREF( result );
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} else if ( iid.Equals( NS_GET_IID( nsISupports ) ) ) {
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nsISupports *result = NS_STATIC_CAST( nsISupports*, this );
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*p = result;
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NS_ADDREF( result );
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} else {
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rv = NS_NOINTERFACE;
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}
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} else {
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rv = NS_ERROR_NULL_POINTER;
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}
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return rv;
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}
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