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view dwt/browser/Download.d @ 0:380af2bdd8e5
Upload of whole dwt tree
author | Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com> |
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date | Sat, 09 Aug 2008 17:00:02 +0200 |
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children | 1a8b3cb347e0 |
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/******************************************************************************* * 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 *******************************************************************************/ 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; } }