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tubestation/embedding/components/printingui/src/unixshared/nsPrintingPromptService.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2001
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsPrintingPromptService.h"
#include "nsIComponentManager.h"
#include "nsIDialogParamBlock.h"
#include "nsIDOMWindow.h"
#include "nsIServiceManager.h"
#include "nsISupportsUtils.h"
#include "nsISupportsArray.h"
#include "nsString.h"
#include "nsIPrintDialogService.h"
// Printing Progress Includes
#include "nsPrintProgress.h"
#include "nsPrintProgressParams.h"
static const char *kPrintDialogURL = "chrome://global/content/printdialog.xul";
static const char *kPrintProgressDialogURL = "chrome://global/content/printProgress.xul";
static const char *kPrtPrvProgressDialogURL = "chrome://global/content/printPreviewProgress.xul";
static const char *kPageSetupDialogURL = "chrome://global/content/printPageSetup.xul";
static const char *kPrinterPropertiesURL = "chrome://global/content/printjoboptions.xul";
/****************************************************************
************************* ParamBlock ***************************
****************************************************************/
class ParamBlock {
public:
ParamBlock()
{
mBlock = 0;
}
~ParamBlock()
{
NS_IF_RELEASE(mBlock);
}
nsresult Init() {
return CallCreateInstance(NS_DIALOGPARAMBLOCK_CONTRACTID, &mBlock);
}
nsIDialogParamBlock * operator->() const { return mBlock; }
operator nsIDialogParamBlock * const () { return mBlock; }
private:
nsIDialogParamBlock *mBlock;
};
/****************************************************************
***************** nsPrintingPromptService **********************
****************************************************************/
NS_IMPL_ISUPPORTS2(nsPrintingPromptService, nsIPrintingPromptService, nsIWebProgressListener)
nsPrintingPromptService::nsPrintingPromptService()
{
}
nsPrintingPromptService::~nsPrintingPromptService()
{
}
nsresult
nsPrintingPromptService::Init()
{
nsresult rv;
mWatcher = do_GetService(NS_WINDOWWATCHER_CONTRACTID, &rv);
return rv;
}
/* void showPrintDialog (in nsIDOMWindow parent, in nsIWebBrowserPrint webBrowserPrint, in nsIPrintSettings printSettings); */
NS_IMETHODIMP
nsPrintingPromptService::ShowPrintDialog(nsIDOMWindow *parent, nsIWebBrowserPrint *webBrowserPrint, nsIPrintSettings *printSettings)
{
NS_ENSURE_ARG(webBrowserPrint);
NS_ENSURE_ARG(printSettings);
// Try to access a component dialog
nsCOMPtr<nsIPrintDialogService> dlgPrint(do_GetService(
NS_PRINTDIALOGSERVICE_CONTRACTID));
if (dlgPrint)
return dlgPrint->Show(printSettings);
// Show the built-in dialog instead
ParamBlock block;
nsresult rv = block.Init();
if (NS_FAILED(rv))
return rv;
block->SetInt(0, 0);
return DoDialog(parent, block, webBrowserPrint, printSettings, kPrintDialogURL);
}
/* void showProgress (in nsIDOMWindow parent, in nsIWebBrowserPrint webBrowserPrint, in nsIPrintSettings printSettings, in nsIObserver openDialogObserver, in boolean isForPrinting, out nsIWebProgressListener webProgressListener, out nsIPrintProgressParams printProgressParams, out boolean notifyOnOpen); */
NS_IMETHODIMP
nsPrintingPromptService::ShowProgress(nsIDOMWindow* parent,
nsIWebBrowserPrint* webBrowserPrint, // ok to be null
nsIPrintSettings* printSettings, // ok to be null
nsIObserver* openDialogObserver, // ok to be null
PRBool isForPrinting,
nsIWebProgressListener** webProgressListener,
nsIPrintProgressParams** printProgressParams,
PRBool* notifyOnOpen)
{
NS_ENSURE_ARG(webProgressListener);
NS_ENSURE_ARG(printProgressParams);
NS_ENSURE_ARG(notifyOnOpen);
*notifyOnOpen = PR_FALSE;
nsPrintProgress* prtProgress = new nsPrintProgress(printSettings);
nsresult rv = prtProgress->QueryInterface(NS_GET_IID(nsIPrintProgress), (void**)getter_AddRefs(mPrintProgress));
NS_ENSURE_SUCCESS(rv, rv);
rv = prtProgress->QueryInterface(NS_GET_IID(nsIWebProgressListener), (void**)getter_AddRefs(mWebProgressListener));
NS_ENSURE_SUCCESS(rv, rv);
nsPrintProgressParams* prtProgressParams = new nsPrintProgressParams();
rv = prtProgressParams->QueryInterface(NS_GET_IID(nsIPrintProgressParams), (void**)printProgressParams);
NS_ENSURE_SUCCESS(rv, rv);
if (printProgressParams)
{
nsCOMPtr<nsIDOMWindowInternal> parentDOMIntl(do_QueryInterface(parent));
if (mWatcher && !parentDOMIntl)
{
nsCOMPtr<nsIDOMWindow> active;
mWatcher->GetActiveWindow(getter_AddRefs(active));
parentDOMIntl = do_QueryInterface(active);
}
if (parentDOMIntl)
{
mPrintProgress->OpenProgressDialog(parentDOMIntl,
isForPrinting?kPrintProgressDialogURL:kPrtPrvProgressDialogURL,
*printProgressParams, openDialogObserver, notifyOnOpen);
}
}
*webProgressListener = static_cast<nsIWebProgressListener*>(this);
NS_ADDREF(*webProgressListener);
return rv;
}
/* void showPageSetup (in nsIDOMWindow parent, in nsIPrintSettings printSettings); */
NS_IMETHODIMP
nsPrintingPromptService::ShowPageSetup(nsIDOMWindow *parent, nsIPrintSettings *printSettings, nsIObserver *aObs)
{
NS_ENSURE_ARG(printSettings);
// Try to access a component dialog
nsCOMPtr<nsIPrintDialogService> dlgPrint(do_GetService(
NS_PRINTDIALOGSERVICE_CONTRACTID));
if (dlgPrint)
return dlgPrint->ShowPageSetup(printSettings);
ParamBlock block;
nsresult rv = block.Init();
if (NS_FAILED(rv))
return rv;
block->SetInt(0, 0);
return DoDialog(parent, block, nsnull, printSettings, kPageSetupDialogURL);
}
/* void showPrinterProperties (in nsIDOMWindow parent, in wstring printerName, in nsIPrintSettings printSettings); */
NS_IMETHODIMP
nsPrintingPromptService::ShowPrinterProperties(nsIDOMWindow *parent, const PRUnichar *printerName, nsIPrintSettings *printSettings)
{
/* fixme: We simply ignore the |aPrinter| argument here
* We should get the supported printer attributes from the printer and
* populate the print job options dialog with these data instead of using
* the "default set" here.
* However, this requires changes on all platforms and is another big chunk
* of patches ... ;-(
*/
NS_ENSURE_ARG(printerName);
NS_ENSURE_ARG(printSettings);
ParamBlock block;
nsresult rv = block.Init();
if (NS_FAILED(rv))
return rv;
block->SetInt(0, 0);
return DoDialog(parent, block, nsnull, printSettings, kPrinterPropertiesURL);
}
nsresult
nsPrintingPromptService::DoDialog(nsIDOMWindow *aParent,
nsIDialogParamBlock *aParamBlock,
nsIWebBrowserPrint *aWebBrowserPrint,
nsIPrintSettings* aPS,
const char *aChromeURL)
{
NS_ENSURE_ARG(aParamBlock);
NS_ENSURE_ARG(aPS);
NS_ENSURE_ARG(aChromeURL);
if (!mWatcher)
return NS_ERROR_FAILURE;
nsresult rv = NS_OK;
// get a parent, if at all possible
// (though we'd rather this didn't fail, it's OK if it does. so there's
// no failure or null check.)
nsCOMPtr<nsIDOMWindow> activeParent; // retain ownership for method lifetime
if (!aParent)
{
mWatcher->GetActiveWindow(getter_AddRefs(activeParent));
aParent = activeParent;
}
// create a nsISupportsArray of the parameters
// being passed to the window
nsCOMPtr<nsISupportsArray> array;
NS_NewISupportsArray(getter_AddRefs(array));
if (!array) return NS_ERROR_FAILURE;
nsCOMPtr<nsISupports> psSupports(do_QueryInterface(aPS));
NS_ASSERTION(psSupports, "PrintSettings must be a supports");
array->AppendElement(psSupports);
if (aWebBrowserPrint) {
nsCOMPtr<nsISupports> wbpSupports(do_QueryInterface(aWebBrowserPrint));
NS_ASSERTION(wbpSupports, "nsIWebBrowserPrint must be a supports");
array->AppendElement(wbpSupports);
}
nsCOMPtr<nsISupports> blkSupps(do_QueryInterface(aParamBlock));
NS_ASSERTION(blkSupps, "IOBlk must be a supports");
array->AppendElement(blkSupps);
nsCOMPtr<nsISupports> arguments(do_QueryInterface(array));
NS_ASSERTION(array, "array must be a supports");
nsCOMPtr<nsIDOMWindow> dialog;
rv = mWatcher->OpenWindow(aParent, aChromeURL, "_blank",
"centerscreen,chrome,modal,titlebar", arguments,
getter_AddRefs(dialog));
// if aWebBrowserPrint is not null then we are printing
// so we want to pass back NS_ERROR_ABORT on cancel
if (NS_SUCCEEDED(rv) && aWebBrowserPrint)
{
PRInt32 status;
aParamBlock->GetInt(0, &status);
return status == 0?NS_ERROR_ABORT:NS_OK;
}
return rv;
}
//////////////////////////////////////////////////////////////////////
// nsIWebProgressListener
//////////////////////////////////////////////////////////////////////
/* void onStateChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in unsigned long aStateFlags, in nsresult aStatus); */
NS_IMETHODIMP
nsPrintingPromptService::OnStateChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, PRUint32 aStateFlags, nsresult aStatus)
{
if ((aStateFlags & STATE_STOP) && mWebProgressListener) {
mWebProgressListener->OnStateChange(aWebProgress, aRequest, aStateFlags, aStatus);
if (mPrintProgress) {
mPrintProgress->CloseProgressDialog(PR_TRUE);
}
mPrintProgress = nsnull;
mWebProgressListener = nsnull;
}
return NS_OK;
}
/* void onProgressChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in long aCurSelfProgress, in long aMaxSelfProgress, in long aCurTotalProgress, in long aMaxTotalProgress); */
NS_IMETHODIMP
nsPrintingPromptService::OnProgressChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, PRInt32 aCurSelfProgress, PRInt32 aMaxSelfProgress, PRInt32 aCurTotalProgress, PRInt32 aMaxTotalProgress)
{
if (mWebProgressListener) {
return mWebProgressListener->OnProgressChange(aWebProgress, aRequest, aCurSelfProgress, aMaxSelfProgress, aCurTotalProgress, aMaxTotalProgress);
}
return NS_OK;
}
/* void onLocationChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in nsIURI location); */
NS_IMETHODIMP
nsPrintingPromptService::OnLocationChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, nsIURI *location)
{
if (mWebProgressListener) {
return mWebProgressListener->OnLocationChange(aWebProgress, aRequest, location);
}
return NS_OK;
}
/* void onStatusChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in nsresult aStatus, in wstring aMessage); */
NS_IMETHODIMP
nsPrintingPromptService::OnStatusChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, nsresult aStatus, const PRUnichar *aMessage)
{
if (mWebProgressListener) {
return mWebProgressListener->OnStatusChange(aWebProgress, aRequest, aStatus, aMessage);
}
return NS_OK;
}
/* void onSecurityChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in unsigned long state); */
NS_IMETHODIMP
nsPrintingPromptService::OnSecurityChange(nsIWebProgress *aWebProgress, nsIRequest *aRequest, PRUint32 state)
{
if (mWebProgressListener) {
return mWebProgressListener->OnSecurityChange(aWebProgress, aRequest, state);
}
return NS_OK;
}