Mercurial > projects > dwt2
view org.eclipse.swt.gtk.linux.x86/src/org/eclipse/swt/browser/HelperAppLauncherDialog.d @ 53:7e78af7adab5
[swt lin]
author | Frank Benoit <benoit@tionex.de> |
---|---|
date | Fri, 27 Mar 2009 21:29:10 +0100 |
parents | ddbfe84d86df |
children | 70388b0e6dad |
line wrap: on
line source
/******************************************************************************* * Copyright (c) 2003, 2007 IBM Corporation and others. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Contributors: * IBM Corporation - initial API and implementation * Port to the D programming language: * John Reimer <terminal.node@gmail.com> *******************************************************************************/ module org.eclipse.swt.browser.HelperAppLauncherDialog; import java.lang.all; version(Tango){ import Utf = tango.text.convert.Utf; } else { // Phobos } import org.eclipse.swt.SWT; import XPCOM = org.eclipse.swt.internal.mozilla.XPCOM; import org.eclipse.swt.internal.mozilla.Common; import org.eclipse.swt.internal.mozilla.nsEmbedString; import org.eclipse.swt.internal.mozilla.nsID; import org.eclipse.swt.internal.mozilla.nsIHelperAppLauncher; import org.eclipse.swt.internal.mozilla.nsIHelperAppLauncherDialog; import org.eclipse.swt.internal.mozilla.nsIHelperAppLauncher_1_8; import org.eclipse.swt.internal.mozilla.nsISupports; import org.eclipse.swt.internal.mozilla.nsILocalFile; import org.eclipse.swt.internal.mozilla.nsStringAPI; import org.eclipse.swt.browser.Mozilla; import org.eclipse.swt.widgets.FileDialog; import org.eclipse.swt.widgets.Shell; /** * This class implements the HelperAppLauncherDialog interface for mozilla * versions 1.4 - 1.8.x. For mozilla versions >= 1.9 this interface is * implemented by class HelperAppLauncherDialog_1_9. HelperAppLauncherDialogFactory * determines at runtime which of these classes to instantiate. */ class HelperAppLauncherDialog : nsIHelperAppLauncherDialog { int refCount = 0; this() { } extern(System) nsrefcnt AddRef () { refCount++; return refCount; } extern(System) nsresult QueryInterface (cnsID* riid, void** ppvObject) { if (riid is null || ppvObject is null) return XPCOM.NS_ERROR_NO_INTERFACE; if (*riid == nsISupports.IID) { *ppvObject = cast(void*)cast(nsISupports)this; AddRef (); return XPCOM.NS_OK; } if (*riid == nsIHelperAppLauncherDialog.IID) { *ppvObject = cast(void*)cast(nsIHelperAppLauncherDialog)this; AddRef (); return XPCOM.NS_OK; } *ppvObject = null; return XPCOM.NS_ERROR_NO_INTERFACE; } extern(System) nsrefcnt Release () { refCount--; /* * Note. This instance lives as long as the download it is binded to. * Its reference count is expected to go down to 0 when the download * has completed or when it has been cancelled. E.g. when the user * cancels the File Dialog, cancels or closes the Download Dialog * and when the Download Dialog goes away after the download is completed. */ if (refCount is 0) return 0; return refCount; } /* nsIHelperAppLauncherDialog */ extern(System) nsresult Show(nsIHelperAppLauncher aLauncher, nsISupports aContext, PRUint32 aReason) { /* * The interface for nsIHelperAppLauncher changed as of mozilla 1.8. Query the received * nsIHelperAppLauncher for the new interface, and if it is not found then fall back to * the old interface. */ nsISupports supports = cast(nsISupports)aLauncher; nsIHelperAppLauncher_1_8 helperAppLauncher; nsresult rc = supports.QueryInterface (&nsIHelperAppLauncher_1_8.IID, cast(void**)&helperAppLauncher); if (rc is 0) { rc = helperAppLauncher.SaveToDisk (null, 0); helperAppLauncher.Release (); return rc; } /* < 1.8 */ return aLauncher.SaveToDisk (null, 0); // no Release for this? -JJR } extern(System) nsresult PromptForSaveToFile (nsIHelperAppLauncher aLauncher, nsISupports aWindowContext, PRUnichar* aDefaultFile, PRUnichar* aSuggestedFileExtension, nsILocalFile* _retval) { bool hasLauncher = false; /* * The interface for nsIHelperAppLauncherDialog changed as of mozilla 1.5 when an * extra argument was added to the PromptForSaveToFile method (this resulted in all * subsequent arguments shifting right). The workaround is to provide an XPCOMObject * that fits the newer API, and to use the first argument's type to infer whether * the old or new nsIHelperAppLauncherDialog interface is being used (and by extension * the ordering of the arguments). In mozilla >= 1.5 the first argument is an * nsIHelperAppLauncher. */ /* * The interface for nsIHelperAppLauncher changed as of mozilla 1.8, so the first * argument must be queried for both the old and new nsIHelperAppLauncher interfaces. */ bool using_1_8 = false; nsISupports support = cast(nsISupports)aLauncher; if (aLauncher is null) assert(0); nsIHelperAppLauncher_1_8 helperAppLauncher1; int rc = support.QueryInterface (&nsIHelperAppLauncher_1_8.IID, cast(void**)&helperAppLauncher1); if (rc is XPCOM.NS_OK) { using_1_8 = true; hasLauncher = true; helperAppLauncher1.Release (); } else { nsIHelperAppLauncher helperAppLauncher; rc = support.QueryInterface (&nsIHelperAppLauncher.IID, cast(void**)&helperAppLauncher); if (rc is XPCOM.NS_OK) { hasLauncher = true; helperAppLauncher.Release; } } /+ // In D port, no suppport for version >1.4 yet if (hasLauncher) { /* >= 1.5 */ aDefaultFile = arg2; aSuggestedFileExtension = arg3; _retval = arg4; } else { /* 1.4 */ // This call conversion probablywon't work for non-Java // and shouldn't get called; fix it later. -JJR aDefaultFile = arg1; aSuggestedFileExtension = arg2; _retval = arg3; } +/ //int span = XPCOM.strlen_PRUnichar (aDefaultFile); // XPCOM.memmove (dest, aDefaultFile, length * 2); String defaultFile = String_valueOf(fromString16z(aDefaultFile)); //span = XPCOM.strlen_PRUnichar (aSuggestedFileExtension); //dest = new char[length]; //XPCOM.memmove (dest, aSuggestedFileExtension, length * 2); String suggestedFileExtension = String_valueOf(fromString16z(aSuggestedFileExtension)); Shell shell = new Shell (); FileDialog fileDialog = new FileDialog (shell, SWT.SAVE); fileDialog.setFileName (defaultFile); String[] tmp; tmp ~= suggestedFileExtension; fileDialog.setFilterExtensions (tmp); String name = fileDialog.open (); shell.close (); if (name is null) { if (hasLauncher) { if (using_1_8) { rc = (cast(nsIHelperAppLauncher_1_8)aLauncher).Cancel (XPCOM.NS_BINDING_ABORTED); } else { rc = aLauncher.Cancel (); } if (rc !is XPCOM.NS_OK) Mozilla.error (rc,__FILE__,__LINE__); return XPCOM.NS_OK; } return XPCOM.NS_ERROR_FAILURE; } scope auto path = new nsEmbedString (name.toWCharArray()); nsILocalFile localFile; rc = XPCOM.NS_NewLocalFile (cast(nsAString*)path, 1, &localFile); //path.dispose (); if (rc !is XPCOM.NS_OK) Mozilla.error (rc,__FILE__,__LINE__); if (localFile is null) Mozilla.error (XPCOM.NS_ERROR_NULL_POINTER,__FILE__,__LINE__); /* Our own nsIDownload has been registered during the Browser initialization. It will be invoked by Mozilla. */ *_retval = localFile; //XPCOM.memmove (_retval, result, C.PTR_SIZEOF); return XPCOM.NS_OK; } }