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Bug 43583; implement new helper app launch confirmation dialog interface; r=mcafee@netscape.com
This commit is contained in:
law%netscape.com
parent
a044cab1f4
commit
c6639ebe6c
@ -21,6 +21,7 @@
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* Pierre Phaneuf <pp@ludusdesign.com>
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*/
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#include "nsIUnkContentTypeHandler.h"
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#include "nsIHelperAppLauncherDialog.h"
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#include "nsIAppShellComponentImpl.h"
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@ -32,12 +33,15 @@
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#include "nsIStreamObserver.h"
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#include "nsIHTTPChannel.h"
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#include "nsXPIDLString.h"
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#include "nsIInterfaceRequestor.h"
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#include "nsIExternalHelperAppService.h"
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// {42770B50-03E9-11d3-8068-00600811A9C3}
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#define NS_UNKNOWNCONTENTTYPEHANDLER_CID \
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{ 0x42770b50, 0x3e9, 0x11d3, { 0x80, 0x68, 0x0, 0x60, 0x8, 0x11, 0xa9, 0xc3 } }
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class nsUnknownContentTypeHandler : public nsIUnknownContentTypeHandler,
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public nsIHelperAppLauncherDialog,
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public nsAppShellComponentImpl {
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public:
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NS_DEFINE_STATIC_CID_ACCESSOR( NS_UNKNOWNCONTENTTYPEHANDLER_CID );
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@ -58,8 +62,20 @@ public:
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// This class implements the nsIUnknownContentTypeHandler interface functions.
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NS_DECL_NSIUNKNOWNCONTENTTYPEHANDLER
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// This class implements the nsIHelperAppLauncherDialog interface functions.
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NS_DECL_NSIHELPERAPPLAUNCHERDIALOG
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private:
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nsInstanceCounter mInstanceCounter;
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// Module stuff.
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static NS_METHOD CreateComponent( nsISupports *aOuter,
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REFNSIID aIID,
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void **aResult );
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static nsUnknownContentTypeHandler *mInstance;
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public:
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static nsModuleComponentInfo components[];
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}; // nsUnknownContentTypeHandler
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// HandleUnknownContentType (from nsIUnknownContentTypeHandler) implementation.
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@ -161,8 +177,350 @@ nsUnknownContentTypeHandler::HandleUnknownContentType( nsIChannel *aChannel,
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return rv;
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}
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// Show the helper app launch confirmation dialog as instructed.
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NS_IMETHODIMP
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nsUnknownContentTypeHandler::Show( nsIHelperAppLauncher *aLauncher, nsISupports *aContext ) {
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nsresult rv = NS_ERROR_FAILURE;
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// Get parent window (from context).
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nsCOMPtr<nsIDOMWindow> parent( do_GetInterface( aContext ) );
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if ( parent ) {
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// Get JS context from parent window.
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nsCOMPtr<nsIScriptGlobalObject> sgo = do_QueryInterface( parent, &rv );
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if ( NS_SUCCEEDED( rv ) && sgo ) {
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nsCOMPtr<nsIScriptContext> context;
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sgo->GetContext( getter_AddRefs( context ) );
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if ( context ) {
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// Get native context.
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JSContext *jsContext = (JSContext*)context->GetNativeContext();
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if ( jsContext ) {
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// Set up window.arguments[0]...
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void *stackPtr;
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jsval *argv = JS_PushArguments( jsContext,
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&stackPtr,
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"sss%ip",
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"chrome://global/content/helperAppLauncher.xul",
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"_blank",
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"chrome",
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(const nsIID*)(&NS_GET_IID(nsIHelperAppLauncher)),
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(nsISupports*)aLauncher );
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if ( argv ) {
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// Open the dialog.
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nsCOMPtr<nsIDOMWindow> dialog;
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rv = parent->OpenDialog( jsContext, argv, 6, getter_AddRefs( dialog ) );
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// Pop arguments.
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JS_PopArguments( jsContext, stackPtr );
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}
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}
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}
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}
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}
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return rv;
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}
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NS_IMETHODIMP
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nsUnknownContentTypeHandler::CreateComponent( nsISupports *aOuter,
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REFNSIID aIID,
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void **aResult ) {
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if ( !aResult ) {
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return NS_ERROR_INVALID_POINTER;
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}
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if ( aOuter ) {
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*aResult = nsnull;
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return NS_ERROR_NO_AGGREGATION;
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}
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if (mInstance == nsnull) {
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mInstance = new nsUnknownContentTypeHandler();
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}
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if ( mInstance == nsnull )
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return NS_ERROR_OUT_OF_MEMORY;
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nsresult rv = mInstance->QueryInterface( aIID, aResult );
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if ( NS_FAILED(rv) ) {
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*aResult = nsnull;
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}
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return rv;
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}
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nsUnknownContentTypeHandler* nsUnknownContentTypeHandler::mInstance = nsnull;
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nsModuleComponentInfo nsUnknownContentTypeHandler::components[] = {
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{ NS_IUNKNOWNCONTENTTYPEHANDLER_CLASSNAME,
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NS_UNKNOWNCONTENTTYPEHANDLER_CID,
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NS_IUNKNOWNCONTENTTYPEHANDLER_PROGID,
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nsUnknownContentTypeHandler::CreateComponent },
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{ NS_IHELPERAPPLAUNCHERDLG_CLASSNAME,
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NS_UNKNOWNCONTENTTYPEHANDLER_CID,
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NS_IHELPERAPPLAUNCHERDLG_PROGID,
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nsUnknownContentTypeHandler::CreateComponent },
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};
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NS_IMPL_NSGETMODULE( "nsUnknownContentTypeHandler", nsUnknownContentTypeHandler::components )
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#if 0
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// Generate base nsIAppShellComponent implementation.
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NS_IMPL_IAPPSHELLCOMPONENT( nsUnknownContentTypeHandler,
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nsIUnknownContentTypeHandler,
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NS_IUNKNOWNCONTENTTYPEHANDLER_PROGID,
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0 )
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#else
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// XXX Cut/paste subset of nsIAppShellComponentImpl.h (just what we need).
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// These make the macro source compile appropriately.
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#define className nsUnknownContentTypeHandler
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#define interfaceName nsIUnknownContentTypeHandler
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#define progId NS_IUNKNOWNCONTENTTYPEHANDLER_PROGID
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/* Define instance counter implementation stuff. */
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NS_DEFINE_MODULE_INSTANCE_COUNTER()
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/* Define component globals. */
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NS_DEFINE_COMPONENT_GLOBALS()
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/* Component's implementation of Initialize. */
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NS_IMETHODIMP
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className::Initialize( nsIAppShellService *anAppShell,
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nsICmdLineService *aCmdLineService ) {
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nsresult rv = NS_OK;
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mAppShell = anAppShell;
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mCmdLine = aCmdLineService;
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if ( Is_Service() ) {
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rv = nsServiceManager::RegisterService( progId, (interfaceName*)this );
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}
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if ( NS_SUCCEEDED( rv ) ) {
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rv = DoInitialization();
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}
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return rv;
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}
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/* Component's implementation of Shutdown. */
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NS_IMETHODIMP
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className::Shutdown() {
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nsresult rv = NS_OK;
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if ( Is_Service() ) {
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rv = nsServiceManager::UnregisterService( progId );
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}
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return rv;
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}
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/* nsISupports Implementation for the class */
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NS_IMPL_ADDREF( className );
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NS_IMPL_RELEASE( className );
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/* QueryInterface implementation for this class. */
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NS_IMETHODIMP
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className::QueryInterface( REFNSIID anIID, void **anInstancePtr ) {
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nsresult rv = NS_OK;
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/* Check for place to return result. */
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if ( !anInstancePtr ) {
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rv = NS_ERROR_NULL_POINTER;
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} else {
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/* Initialize result. */
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*anInstancePtr = 0;
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/* Check for IIDs we support and cast this appropriately. */
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if ( 0 ) {
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} else if ( anIID.Equals( NS_GET_IID(interfaceName) ) ) {
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*anInstancePtr = (void*) this;
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NS_ADDREF_THIS();
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} else if ( anIID.Equals( NS_GET_IID(nsIHelperAppLauncherDialog) ) ) {
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*anInstancePtr = (void*) (nsIHelperAppLauncherDialog*)this;
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NS_ADDREF_THIS();
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} else if ( anIID.Equals( NS_GET_IID(nsIAppShellComponent) ) ) {
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*anInstancePtr = (void*) ( (nsIAppShellComponent*)this );
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NS_ADDREF_THIS();
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} else if ( anIID.Equals( NS_GET_IID(nsISupports) ) ) {
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*anInstancePtr = (void*) ( (nsISupports*) (interfaceName*)this );
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NS_ADDREF_THIS();
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} else {
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/* Not an interface we support. */
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rv = NS_NOINTERFACE;
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}
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}
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return rv;
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}
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#if 0
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/* Factory class */
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struct className##Factory : public nsIFactory {
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/* ctor/dtor */
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className##Factory() {
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NS_INIT_REFCNT();
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}
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virtual ~className##Factory() {
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}
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/* This class implements the nsISupports interface functions. */
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NS_DECL_ISUPPORTS
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/* nsIFactory methods */
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NS_IMETHOD CreateInstance( nsISupports *aOuter,
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const nsIID &aIID,
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void **aResult );
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NS_IMETHOD LockFactory( PRBool aLock );
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private:
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nsInstanceCounter instanceCounter;
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};
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/* nsISupports interface implementation for the factory. */
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NS_IMPL_ADDREF( className##Factory )
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NS_IMPL_RELEASE( className##Factory )
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NS_IMETHODIMP
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className##Factory::QueryInterface( const nsIID &anIID, void **aResult ) {
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nsresult rv = NS_OK;
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if ( aResult ) {
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*aResult = 0;
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if ( 0 ) {
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} else if ( anIID.Equals( NS_GET_IID(nsIFactory) ) ) {
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*aResult = (void*) (nsIFactory*)this;
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NS_ADDREF_THIS();
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} else if ( anIID.Equals( NS_GET_IID(nsISupports) ) ) {
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*aResult = (void*) (nsISupports*) (interfaceName*)this;
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NS_ADDREF_THIS();
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} else {
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rv = NS_ERROR_NO_INTERFACE;
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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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/* Factory's CreateInstance implementation */
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NS_IMETHODIMP
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className##Factory::CreateInstance( nsISupports *anOuter,
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const nsIID &anIID,
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void* *aResult ) {
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nsresult rv = NS_OK;
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if ( aResult ) {
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/* Allocate new find component object. */
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className *component = new className();
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if ( component ) {
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/* Allocated OK, do query interface to get proper */
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/* pointer and increment refcount. */
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rv = component->QueryInterface( anIID, aResult );
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if ( NS_FAILED( rv ) ) {
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/* refcount still at zero, delete it here. */
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delete component;
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}
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} else {
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rv = NS_ERROR_OUT_OF_MEMORY;
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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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/* Factory's LockFactory implementation */
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NS_IMETHODIMP
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className##Factory::LockFactory(PRBool aLock) {
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return nsInstanceCounter::LockFactory( aLock );
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}
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class className##Module : public nsIModule {
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public:
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className##Module() {
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NS_INIT_REFCNT();
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}
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virtual ~className##Module() {
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}
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NS_DECL_ISUPPORTS
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NS_DECL_NSIMODULE
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};
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NS_IMPL_ISUPPORTS1(className##Module, nsIModule)
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/* NSRegisterSelf implementation */
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NS_IMETHODIMP
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className##Module::RegisterSelf(nsIComponentManager *compMgr,
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nsIFile* aPath,
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const char *registryLocation,
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const char *componentType)
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{
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nsresult rv = NS_OK;
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/* WARNING: Dont remember service manager. */
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/* Get the component manager service. */
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if (NS_FAILED(rv)) return rv;
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/* Register our component. */
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rv = compMgr->RegisterComponentSpec( className::GetCID(), #className,
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progId, aPath, PR_TRUE, PR_TRUE );
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if ( NS_SUCCEEDED( rv ) ) {
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DEBUG_PRINTF( PR_STDOUT, #className " registration successfuln" );
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if ( autoInit ) {
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/* Add to appshell component list. */
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nsIRegistry *registry;
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rv = nsServiceManager::GetService( NS_REGISTRY_PROGID,
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NS_GET_IID(nsIRegistry),
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(nsISupports**)®istry );
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if ( NS_SUCCEEDED( rv ) ) {
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registry->OpenWellKnownRegistry(nsIRegistry::ApplicationComponentRegistry);
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char buffer[256];
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char *cidString = className::GetCID().ToString();
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PR_snprintf( buffer, sizeof buffer, "%s/%s",
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NS_IAPPSHELLCOMPONENT_KEY,
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cidString ? cidString : "unknown" );
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delete [] cidString;
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nsRegistryKey key;
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rv = registry->AddSubtree( nsIRegistry::Common, buffer, &key );
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if ( NS_SUCCEEDED( rv ) ) {
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DEBUG_PRINTF( PR_STDOUT, #className " added to appshell component listn" );
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} else {
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DEBUG_PRINTF( PR_STDOUT, #className " not added to appshell component list, rv=0x%Xn", (int)rv );
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}
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} else {
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DEBUG_PRINTF( PR_STDOUT, #className " not added to appshell component list, rv=0x%Xn", (int)rv );
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}
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}
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} else {
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DEBUG_PRINTF( PR_STDOUT, #className " registration failed, RegisterComponent rv=0x%Xn", (int)rv );
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}
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return rv;
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}
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/* UnregisterSelf implementation */
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NS_IMETHODIMP
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className##Module::UnregisterSelf( nsIComponentManager *compMgr,
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nsIFile* aPath,
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const char *registryLocation) {
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nsresult rv = NS_OK;
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if (NS_FAILED(rv))
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{
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DEBUG_PRINTF( PR_STDOUT, #className " registration failed, GetService rv=0x%Xn", (int)rv );
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return rv;
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}
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/* Unregister our component. */
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rv = compMgr->UnregisterComponentSpec( className::GetCID(), aPath);
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if ( NS_SUCCEEDED( rv ) ) {
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DEBUG_PRINTF( PR_STDOUT, #className " unregistration successfuln" );
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} else {
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DEBUG_PRINTF( PR_STDOUT, #className " unregistration failed, UnregisterComponent rv=0x%Xn", (int)rv );
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}
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return rv;
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}
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/* GetFactory implementation */
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NS_IMETHODIMP
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className##Module::GetClassObject( nsIComponentManager *compMgr,
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const nsCID &aClass,
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const nsIID &aIID,
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void **aFactory ) {
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nsresult rv = NS_OK;
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if ( NS_SUCCEEDED( rv ) ) {
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if ( aFactory ) {
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className##Factory *factory = new className##Factory();
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if ( factory ) {
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NS_ADDREF(factory);
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rv = factory->QueryInterface( aIID, (void**)aFactory );
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NS_RELEASE(factory);
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} else {
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rv = NS_ERROR_OUT_OF_MEMORY;
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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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}
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return rv;
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}
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NS_IMETHODIMP
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className##Module::CanUnload( nsIComponentManager*, PRBool* canUnload) {
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if (!canUnload) return NS_ERROR_NULL_POINTER;
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*canUnload = nsInstanceCounter::CanUnload();
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return NS_OK;
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}
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#endif
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NS_IMPL_IAPPSHELLCOMPONENTIMPL_CTORDTOR( className )
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#endif
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