Mercurial > projects > dwt-linux
diff dwt/browser.old/Download.d @ 288:4ee8c4237614
old branches... commit by mistake
author | John Reimer<terminal.node@gmail.com> |
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date | Tue, 05 Aug 2008 18:00:50 -0700 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dwt/browser.old/Download.d Tue Aug 05 18:00:50 2008 -0700 @@ -0,0 +1,388 @@ +/******************************************************************************* + * 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 dwt.browser.Download; + +import dwt.dwthelper.utils; + +import dwt.DWT; +import dwt.internal.C; +import dwt.internal.Compatibility; +import dwt.internal.mozilla.XPCOM; +import dwt.internal.mozilla.XPCOMObject; +import dwt.internal.mozilla.nsID; +import dwt.internal.mozilla.nsIDownload; +import dwt.internal.mozilla.nsIHelperAppLauncher; +import dwt.internal.mozilla.nsILocalFile; +import dwt.internal.mozilla.nsIProgressDialog; +import dwt.internal.mozilla.nsISupports; +import dwt.internal.mozilla.nsIURI; +import dwt.internal.mozilla.nsIWebProgressListener; +import dwt.layout.GridData; +import dwt.layout.GridLayout; +import dwt.widgets.Button; +import dwt.widgets.Event; +import dwt.widgets.Label; +import dwt.widgets.Listener; +import dwt.widgets.Shell; + +class Download { + XPCOMObject supports; + XPCOMObject download; + XPCOMObject progressDialog; + XPCOMObject webProgressListener; + nsIHelperAppLauncher helperAppLauncher; + int refCount = 0; + + Shell shell; + Label status; + Button cancel; + +Download () { + createCOMInterfaces (); +} + +int AddRef () { + refCount++; + return refCount; +} + +void createCOMInterfaces () { + /* Create each of the interfaces that this object implements */ + supports = new XPCOMObject (new int[] {2, 0, 0}) { + public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);} + public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();} + public int /*long*/ method2 (int /*long*/[] args) {return Release ();} + }; + + download = new XPCOMObject (new int[] {2, 0, 0, 7, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1}) { + public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);} + public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();} + public int /*long*/ method2 (int /*long*/[] args) {return Release ();} + public int /*long*/ method3 (int /*long*/[] args) {return Init (args[0], args[1], args[2], args[3], args[4], args[5], args[6]);} + public int /*long*/ method4 (int /*long*/[] args) {return GetSource (args[0]);} + public int /*long*/ method5 (int /*long*/[] args) {return GetTarget (args[0]);} + public int /*long*/ method6 (int /*long*/[] args) {return GetPersist (args[0]);} + public int /*long*/ method7 (int /*long*/[] args) {return GetPercentComplete (args[0]);} + public int /*long*/ method8 (int /*long*/[] args) {return GetDisplayName (args[0]);} + public int /*long*/ method9 (int /*long*/[] args) {return SetDisplayName (args[0]);} + public int /*long*/ method10 (int /*long*/[] args) {return GetStartTime (args[0]);} + public int /*long*/ method11 (int /*long*/[] args) {return GetMIMEInfo (args[0]);} + public int /*long*/ method12 (int /*long*/[] args) {return GetListener (args[0]);} + public int /*long*/ method13 (int /*long*/[] args) {return SetListener (args[0]);} + public int /*long*/ method14 (int /*long*/[] args) {return GetObserver (args[0]);} + public int /*long*/ method15 (int /*long*/[] args) {return SetObserver (args[0]);} + }; + + progressDialog = new XPCOMObject (new int[] {2, 0, 0, 7, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}) { + public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);} + public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();} + public int /*long*/ method2 (int /*long*/[] args) {return Release ();} + public int /*long*/ method3 (int /*long*/[] args) {return Init (args[0], args[1], args[2], args[3], args[4], args[5], args[6]);} + public int /*long*/ method4 (int /*long*/[] args) {return GetSource (args[0]);} + public int /*long*/ method5 (int /*long*/[] args) {return GetTarget (args[0]);} + public int /*long*/ method6 (int /*long*/[] args) {return GetPersist (args[0]);} + public int /*long*/ method7 (int /*long*/[] args) {return GetPercentComplete (args[0]);} + public int /*long*/ method8 (int /*long*/[] args) {return GetDisplayName (args[0]);} + public int /*long*/ method9 (int /*long*/[] args) {return SetDisplayName (args[0]);} + public int /*long*/ method10 (int /*long*/[] args) {return GetStartTime (args[0]);} + public int /*long*/ method11 (int /*long*/[] args) {return GetMIMEInfo (args[0]);} + public int /*long*/ method12 (int /*long*/[] args) {return GetListener (args[0]);} + public int /*long*/ method13 (int /*long*/[] args) {return SetListener (args[0]);} + public int /*long*/ method14 (int /*long*/[] args) {return GetObserver (args[0]);} + public int /*long*/ method15 (int /*long*/[] args) {return SetObserver (args[0]);} + public int /*long*/ method16 (int /*long*/[] args) {return Open (args[0]);} + public int /*long*/ method17 (int /*long*/[] args) {return GetCancelDownloadOnClose (args[0]);} + public int /*long*/ method18 (int /*long*/[] args) {return SetCancelDownloadOnClose ((int)/*64*/args[0]);} + public int /*long*/ method19 (int /*long*/[] args) {return GetDialog (args[0]);} + public int /*long*/ method20 (int /*long*/[] args) {return SetDialog (args[0]);} + }; + + webProgressListener = new XPCOMObject (new int[] {2, 0, 0, 4, 6, 3, 4, 3}) { + public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);} + public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();} + public int /*long*/ method2 (int /*long*/[] args) {return Release ();} + public int /*long*/ method3 (int /*long*/[] args) {return OnStateChange (args[0], args[1], (int)/*64*/args[2], (int)/*64*/args[3]);} + public int /*long*/ method4 (int /*long*/[] args) {return OnProgressChange (args[0], args[1], (int)/*64*/args[2], (int)/*64*/args[3], (int)/*64*/args[4], (int)/*64*/args[5]);} + public int /*long*/ method5 (int /*long*/[] args) {return OnLocationChange (args[0], args[1], args[2]);} + public int /*long*/ method6 (int /*long*/[] args) {return OnStatusChange (args[0], args[1], (int)/*64*/args[2], args[3]);} + public int /*long*/ method7 (int /*long*/[] args) {return OnSecurityChange (args[0], args[1], (int)/*64*/args[2]);} + }; +} + +void disposeCOMInterfaces () { + if (supports !is null) { + supports.dispose (); + supports = null; + } + if (download !is null) { + download.dispose (); + download = null; + } + if (progressDialog !is null) { + progressDialog.dispose (); + progressDialog = null; + } + if (webProgressListener !is null) { + webProgressListener.dispose (); + webProgressListener = null; + } +} + +int /*long*/ getAddress () { + return progressDialog.getAddress (); +} + +int QueryInterface (int /*long*/ riid, int /*long*/ ppvObject) { + if (riid is 0 || ppvObject is 0) return XPCOM.NS_ERROR_NO_INTERFACE; + nsID guid = new nsID (); + XPCOM.memmove (guid, riid, nsID.sizeof); + + if (guid.Equals (nsISupports.NS_ISUPPORTS_IID)) { + XPCOM.memmove (ppvObject, new int /*long*/[] {supports.getAddress ()}, C.PTR_SIZEOF); + AddRef(); + return XPCOM.NS_OK; + } + if (guid.Equals (nsIDownload.NS_IDOWNLOAD_IID)) { + XPCOM.memmove (ppvObject, new int /*long*/[] {download.getAddress ()}, C.PTR_SIZEOF); + AddRef(); + return XPCOM.NS_OK; + } + if (guid.Equals (nsIProgressDialog.NS_IPROGRESSDIALOG_IID)) { + XPCOM.memmove (ppvObject, new int /*long*/[] {progressDialog.getAddress ()}, C.PTR_SIZEOF); + AddRef(); + return XPCOM.NS_OK; + } + if (guid.Equals (nsIWebProgressListener.NS_IWEBPROGRESSLISTENER_IID)) { + XPCOM.memmove (ppvObject, new int /*long*/[] {webProgressListener.getAddress ()}, C.PTR_SIZEOF); + AddRef(); + return XPCOM.NS_OK; + } + XPCOM.memmove (ppvObject, new int /*long*/[] {0}, C.PTR_SIZEOF); + return XPCOM.NS_ERROR_NO_INTERFACE; +} + +int Release () { + refCount--; + if (refCount is 0) disposeCOMInterfaces (); + return refCount; +} + +/* nsIDownload */ + +/* Note. The argument startTime is defined as a PRInt64. This translates into two java ints. */ +int Init (int /*long*/ aSource, int /*long*/ aTarget, int /*long*/ aDisplayName, int /*long*/ aMIMEInfo, int /*long*/ startTime1, int /*long*/ startTime2, int /*long*/ aPersist) { + nsIURI source = new nsIURI (aSource); + int /*long*/ aSpec = XPCOM.nsEmbedCString_new (); + int rc = source.GetHost (aSpec); + if (rc !is XPCOM.NS_OK) Mozilla.error (rc); + int length = XPCOM.nsEmbedCString_Length (aSpec); + int /*long*/ buffer = XPCOM.nsEmbedCString_get (aSpec); + byte[] dest = new byte[length]; + XPCOM.memmove (dest, buffer, length); + XPCOM.nsEmbedCString_delete (aSpec); + String url = new String (dest); + + /* + * As of mozilla 1.7 the second argument of the nsIDownload interface's + * Init function changed from nsILocalFile to nsIURI. Detect which of + * these interfaces the second argument implements and act accordingly. + */ + String filename = null; + nsISupports supports = new nsISupports (aTarget); + int /*long*/[] result = new int /*long*/[1]; + rc = supports.QueryInterface (nsIURI.NS_IURI_IID, result); + if (rc is 0) { /* >= 1.7 */ + nsIURI target = new nsIURI (result[0]); + result[0] = 0; + int /*long*/ aPath = XPCOM.nsEmbedCString_new (); + rc = target.GetPath (aPath); + if (rc !is XPCOM.NS_OK) Mozilla.error (rc); + length = XPCOM.nsEmbedCString_Length (aPath); + buffer = XPCOM.nsEmbedCString_get (aPath); + dest = new byte[length]; + XPCOM.memmove (dest, buffer, length); + XPCOM.nsEmbedCString_delete (aPath); + filename = new String (dest); + int separator = filename.lastIndexOf (System.getProperty ("file.separator")); //$NON-NLS-1$ + filename = filename.substring (separator + 1); + target.Release (); + } else { /* < 1.7 */ + nsILocalFile target = new nsILocalFile (aTarget); + int /*long*/ aNativeTarget = XPCOM.nsEmbedCString_new (); + rc = target.GetNativeLeafName (aNativeTarget); + if (rc !is XPCOM.NS_OK) Mozilla.error (rc); + length = XPCOM.nsEmbedCString_Length (aNativeTarget); + buffer = XPCOM.nsEmbedCString_get (aNativeTarget); + dest = new byte[length]; + XPCOM.memmove (dest, buffer, length); + XPCOM.nsEmbedCString_delete (aNativeTarget); + filename = new String (dest); + } + + Listener listener = new Listener () { + public void handleEvent (Event event) { + if (event.widget is cancel) { + shell.close (); + } + if (helperAppLauncher !is null) { + helperAppLauncher.Cancel (); + helperAppLauncher.Release (); + } + shell = null; + helperAppLauncher = null; + } + }; + shell = new Shell (DWT.DIALOG_TRIM); + String msg = Compatibility.getMessage ("SWT_Download_File", new Object[] {filename}); //$NON-NLS-1$ + shell.setText (msg); + GridLayout gridLayout = new GridLayout (); + gridLayout.marginHeight = 15; + gridLayout.marginWidth = 15; + gridLayout.verticalSpacing = 20; + shell.setLayout(gridLayout); + msg = Compatibility.getMessage ("SWT_Download_Location", new Object[] {filename, url}); //$NON-NLS-1$ + new Label (shell, DWT.SIMPLE).setText (msg); + status = new Label (shell, DWT.SIMPLE); + msg = Compatibility.getMessage ("SWT_Download_Started"); //$NON-NLS-1$ + status.setText (msg); + GridData data = new GridData (); + data.grabExcessHorizontalSpace = true; + data.grabExcessVerticalSpace = true; + status.setLayoutData (data); + + cancel = new Button (shell, DWT.PUSH); + cancel.setText (DWT.getMessage ("SWT_Cancel")); //$NON-NLS-1$ + data = new GridData (); + data.horizontalAlignment = GridData.CENTER; + cancel.setLayoutData (data); + cancel.addListener (DWT.Selection, listener); + shell.addListener (DWT.Close, listener); + shell.pack (); + shell.open (); + return XPCOM.NS_OK; +} + +int GetSource (int /*long*/ aSource) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int GetTarget (int /*long*/ aTarget) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int GetPersist (int /*long*/ aPersist) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int GetPercentComplete (int /*long*/ aPercentComplete) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int GetDisplayName (int /*long*/ aDisplayName) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int SetDisplayName (int /*long*/ aDisplayName) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int GetStartTime (int /*long*/ aStartTime) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int GetMIMEInfo (int /*long*/ aMIMEInfo) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int GetListener (int /*long*/ aListener) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int SetListener (int /*long*/ aListener) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int GetObserver (int /*long*/ aObserver) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int SetObserver (int /*long*/ aObserver) { + if (aObserver !is 0) { + nsISupports supports = new nsISupports (aObserver); + int /*long*/[] result = new int /*long*/[1]; + int rc = supports.QueryInterface (nsIHelperAppLauncher.NS_IHELPERAPPLAUNCHER_IID, result); + if (rc !is XPCOM.NS_OK) Mozilla.error (rc); + if (result[0] is 0) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE); + helperAppLauncher = new nsIHelperAppLauncher (result[0]); + } + return XPCOM.NS_OK; +} + +/* nsIProgressDialog */ +int Open (int /*long*/ aParent) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int GetCancelDownloadOnClose (int /*long*/ aCancelDownloadOnClose) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int SetCancelDownloadOnClose (int aCancelDownloadOnClose) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int GetDialog (int /*long*/ aDialog) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +int SetDialog (int /*long*/ aDialog) { + return XPCOM.NS_ERROR_NOT_IMPLEMENTED; +} + +/* nsIWebProgressListener */ + +int OnStateChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int aStateFlags, int aStatus) { + if ((aStateFlags & nsIWebProgressListener.STATE_STOP) !is 0) { + if (helperAppLauncher !is null) helperAppLauncher.Release (); + helperAppLauncher = null; + if (shell !is null && !shell.isDisposed ()) shell.dispose (); + shell = null; + } + return XPCOM.NS_OK; +} + +int OnProgressChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int aCurSelfProgress, int aMaxSelfProgress, int aCurTotalProgress, int aMaxTotalProgress) { + int currentKBytes = aCurTotalProgress / 1024; + int totalKBytes = aMaxTotalProgress / 1024; + if (shell !is null && !shell.isDisposed ()) { + Object[] arguments = {new Integer (currentKBytes), new Integer (totalKBytes)}; + String statusMsg = Compatibility.getMessage ("SWT_Download_Status", arguments); //$NON-NLS-1$ + status.setText (statusMsg); + shell.layout (true); + shell.getDisplay ().update (); + } + return XPCOM.NS_OK; +} + +int OnLocationChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int /*long*/ aLocation) { + return XPCOM.NS_OK; +} + +int OnStatusChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int aStatus, int /*long*/ aMessage) { + return XPCOM.NS_OK; +} + +int OnSecurityChange (int /*long*/ aWebProgress, int /*long*/ aRequest, int state) { + return XPCOM.NS_OK; +} +}