RetroZilla/embedding/tests/mfcembed/components/PromptService.cpp

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2015-10-21 05:03:22 +02:00
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: Mozilla-sample-code 1.0
*
* Copyright (c) 2002 Netscape Communications Corporation and
* other contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this Mozilla sample software and associated documentation files
* (the "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to permit
* persons to whom the Software is furnished to do so, subject to the
* following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Contributor(s):
*
* ***** END LICENSE BLOCK ***** */
/* PromptService is intended to override the default Mozilla PromptService,
giving nsIPrompt implementations of our own design, rather than using
Mozilla's. Do this by building this into a component and registering the
factory with the same CID/ContractID as Mozilla's (see MfcEmbed.cpp).
*/
#include "stdafx.h"
#include "Dialogs.h"
#include "PromptService.h"
#include "nsCOMPtr.h"
#include "nsMemory.h"
#include "nsString.h"
#include "nsReadableUtils.h"
#include "nsIDOMWindow.h"
#include "nsIEmbeddingSiteWindow.h"
#include "nsIFactory.h"
#include "nsIPromptService.h"
#include "nsIServiceManager.h"
#include "nsIWebBrowserChrome.h"
#include "nsIWindowWatcher.h"
static HINSTANCE gInstance;
//*****************************************************************************
// ResourceState
//*****************************************************************************
class ResourceState {
public:
ResourceState() {
mPreviousInstance = ::AfxGetResourceHandle();
::AfxSetResourceHandle(gInstance);
}
~ResourceState() {
::AfxSetResourceHandle(mPreviousInstance);
}
private:
HINSTANCE mPreviousInstance;
};
//*****************************************************************************
// CPromptService
//*****************************************************************************
class CPromptService: public nsIPromptService {
public:
CPromptService();
virtual ~CPromptService();
NS_DECL_ISUPPORTS
NS_DECL_NSIPROMPTSERVICE
private:
nsCOMPtr<nsIWindowWatcher> mWWatch;
CWnd *CWndForDOMWindow(nsIDOMWindow *aWindow);
};
//*****************************************************************************
NS_IMPL_ISUPPORTS1(CPromptService, nsIPromptService)
CPromptService::CPromptService() :
mWWatch(do_GetService(NS_WINDOWWATCHER_CONTRACTID))
{
}
CPromptService::~CPromptService() {
}
CWnd *
CPromptService::CWndForDOMWindow(nsIDOMWindow *aWindow)
{
nsCOMPtr<nsIWebBrowserChrome> chrome;
CWnd *val = 0;
if (mWWatch) {
nsCOMPtr<nsIDOMWindow> fosterParent;
if (!aWindow) { // it will be a dependent window. try to find a foster parent.
mWWatch->GetActiveWindow(getter_AddRefs(fosterParent));
aWindow = fosterParent;
}
mWWatch->GetChromeForWindow(aWindow, getter_AddRefs(chrome));
}
if (chrome) {
nsCOMPtr<nsIEmbeddingSiteWindow> site(do_QueryInterface(chrome));
if (site) {
HWND w;
site->GetSiteWindow(reinterpret_cast<void **>(&w));
val = CWnd::FromHandle(w);
}
}
return val;
}
NS_IMETHODIMP CPromptService::Alert(nsIDOMWindow *parent, const PRUnichar *dialogTitle,
const PRUnichar *text)
{
USES_CONVERSION;
CWnd *wnd = CWndForDOMWindow(parent);
if (wnd)
wnd->MessageBox(W2CT(text), W2CT(dialogTitle), MB_OK | MB_ICONEXCLAMATION);
else
::MessageBox(0, W2CT(text), W2CT(dialogTitle), MB_OK | MB_ICONEXCLAMATION);
return NS_OK;
}
NS_IMETHODIMP CPromptService::AlertCheck(nsIDOMWindow *parent,
const PRUnichar *dialogTitle,
const PRUnichar *text,
const PRUnichar *checkboxMsg,
PRBool *checkValue)
{
ResourceState setState;
USES_CONVERSION;
CWnd *wnd = CWndForDOMWindow(parent);
CAlertCheckDialog dlg(wnd, W2CT(dialogTitle), W2CT(text),
W2CT(checkboxMsg), checkValue ? *checkValue : 0);
dlg.DoModal();
*checkValue = dlg.m_bCheckBoxValue;
return NS_OK;
}
NS_IMETHODIMP CPromptService::Confirm(nsIDOMWindow *parent,
const PRUnichar *dialogTitle,
const PRUnichar *text,
PRBool *_retval)
{
USES_CONVERSION;
CWnd *wnd = CWndForDOMWindow(parent);
int choice;
if (wnd)
choice = wnd->MessageBox(W2CT(text), W2CT(dialogTitle),
MB_YESNO | MB_ICONEXCLAMATION);
else
choice = ::MessageBox(0, W2CT(text), W2CT(dialogTitle),
MB_YESNO | MB_ICONEXCLAMATION);
*_retval = choice == IDYES ? PR_TRUE : PR_FALSE;
return NS_OK;
}
NS_IMETHODIMP CPromptService::ConfirmCheck(nsIDOMWindow *parent,
const PRUnichar *dialogTitle,
const PRUnichar *text,
const PRUnichar *checkboxMsg,
PRBool *checkValue,
PRBool *_retval)
{
ResourceState setState;
USES_CONVERSION;
CWnd *wnd = CWndForDOMWindow(parent);
CConfirmCheckDialog dlg(wnd, W2CT(dialogTitle), W2CT(text),
W2CT(checkboxMsg), checkValue ? *checkValue : 0,
_T("Yes"), _T("No"), NULL);
int iBtnClicked = dlg.DoModal();
*checkValue = dlg.m_bCheckBoxValue;
*_retval = iBtnClicked == 0 ? PR_TRUE : PR_FALSE;
return NS_OK;
}
NS_IMETHODIMP CPromptService::Prompt(nsIDOMWindow *parent,
const PRUnichar *dialogTitle,
const PRUnichar *text,
PRUnichar **value,
const PRUnichar *checkboxMsg,
PRBool *checkValue,
PRBool *_retval)
{
ResourceState setState;
USES_CONVERSION;
CWnd *wnd = CWndForDOMWindow(parent);
CPromptDialog dlg(wnd, W2CT(dialogTitle), W2CT(text),
text && *text ? W2CT(text) : 0,
checkValue != nsnull, W2CT(checkboxMsg),
checkValue ? *checkValue : 0);
if(dlg.DoModal() == IDOK) {
// Get the value entered in the editbox of the PromptDlg
if (value && *value) {
nsMemory::Free(*value);
*value = nsnull;
}
USES_CONVERSION;
nsString csPromptEditValue;
csPromptEditValue.Assign(T2CW(dlg.m_csPromptAnswer.GetBuffer(0)));
*value = ToNewUnicode(csPromptEditValue);
*_retval = PR_TRUE;
} else
*_retval = PR_FALSE;
return NS_OK;
}
NS_IMETHODIMP CPromptService::PromptUsernameAndPassword(nsIDOMWindow *parent,
const PRUnichar *dialogTitle,
const PRUnichar *text,
PRUnichar **username,
PRUnichar **password,
const PRUnichar *checkboxMsg,
PRBool *checkValue,
PRBool *_retval)
{
ResourceState setState;
USES_CONVERSION;
CWnd *wnd = CWndForDOMWindow(parent);
CPromptUsernamePasswordDialog dlg(wnd, W2CT(dialogTitle), W2CT(text),
username && *username ? W2CT(*username) : 0,
password && *password ? W2CT(*password) : 0,
checkValue != nsnull, W2CT(checkboxMsg),
checkValue ? *checkValue : 0);
if (dlg.DoModal() == IDOK) {
// Get the username entered
if (username && *username) {
nsMemory::Free(*username);
*username = nsnull;
}
USES_CONVERSION;
nsString csUserName;
csUserName.Assign(T2CW(dlg.m_csUserName.GetBuffer(0)));
*username = ToNewUnicode(csUserName);
// Get the password entered
if (password && *password) {
nsMemory::Free(*password);
*password = nsnull;
}
nsString csPassword;
csPassword.Assign(T2CW(dlg.m_csPassword.GetBuffer(0)));
*password = ToNewUnicode(csPassword);
if(checkValue)
*checkValue = dlg.m_bCheckBoxValue;
*_retval = PR_TRUE;
} else
*_retval = PR_FALSE;
return NS_OK;
}
NS_IMETHODIMP CPromptService::PromptPassword(nsIDOMWindow *parent,
const PRUnichar *dialogTitle,
const PRUnichar *text,
PRUnichar **password,
const PRUnichar *checkboxMsg,
PRBool *checkValue,
PRBool *_retval)
{
ResourceState setState;
USES_CONVERSION;
CWnd *wnd = CWndForDOMWindow(parent);
CPromptPasswordDialog dlg(wnd, W2CT(dialogTitle), W2CT(text),
password && *password ? W2CT(*password) : 0,
checkValue != nsnull, W2CT(checkboxMsg),
checkValue ? *checkValue : 0);
if(dlg.DoModal() == IDOK) {
// Get the password entered
if (password && *password) {
nsMemory::Free(*password);
*password = nsnull;
}
USES_CONVERSION;
nsString csPassword;
csPassword.Assign(T2CW(dlg.m_csPassword.GetBuffer(0)));
*password = ToNewUnicode(csPassword);
if(checkValue)
*checkValue = dlg.m_bCheckBoxValue;
*_retval = PR_TRUE;
} else
*_retval = PR_FALSE;
return NS_OK;
}
NS_IMETHODIMP CPromptService::Select(nsIDOMWindow *parent,
const PRUnichar *dialogTitle,
const PRUnichar *text, PRUint32 count,
const PRUnichar **selectList,
PRInt32 *outSelection,
PRBool *_retval)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP CPromptService::ConfirmEx(nsIDOMWindow *parent,
const PRUnichar *dialogTitle,
const PRUnichar *text,
PRUint32 buttonFlags,
const PRUnichar *button0Title,
const PRUnichar *button1Title,
const PRUnichar *button2Title,
const PRUnichar *checkMsg,
PRBool *checkValue,
PRInt32 *buttonPressed)
{
ResourceState setState;
USES_CONVERSION;
// First, determine the button titles based on buttonFlags
const PRUnichar* buttonStrings[] = { button0Title, button1Title, button2Title };
CString csBtnTitles[3];
for(int i=0; i<3; i++)
{
switch(buttonFlags & 0xff) {
case BUTTON_TITLE_OK:
csBtnTitles[i] = "Ok";
break;
case BUTTON_TITLE_CANCEL:
csBtnTitles[i] = "Cancel";
break;
case BUTTON_TITLE_YES:
csBtnTitles[i] = "Yes";
break;
case BUTTON_TITLE_NO:
csBtnTitles[i] = "No";
break;
case BUTTON_TITLE_SAVE:
csBtnTitles[i] = "Save";
break;
case BUTTON_TITLE_DONT_SAVE:
csBtnTitles[i] = "DontSave";
break;
case BUTTON_TITLE_REVERT:
csBtnTitles[i] = "Revert";
break;
case BUTTON_TITLE_IS_STRING:
csBtnTitles[i] = W2CT(buttonStrings[i]);
break;
}
buttonFlags >>= 8;
}
CWnd *wnd = CWndForDOMWindow(parent);
CConfirmCheckDialog dlg(wnd, W2CT(dialogTitle), W2CT(text),
checkMsg ? W2CT(checkMsg) : NULL, checkValue ? *checkValue : 0,
csBtnTitles[0].IsEmpty() ? NULL : (LPCTSTR)csBtnTitles[0],
csBtnTitles[1].IsEmpty() ? NULL : (LPCTSTR)csBtnTitles[1],
csBtnTitles[2].IsEmpty() ? NULL : (LPCTSTR)csBtnTitles[2]);
*buttonPressed = dlg.DoModal();
if(checkValue)
*checkValue = dlg.m_bCheckBoxValue;
return NS_OK;
}
//*****************************************************************************
// CPromptServiceFactory
//*****************************************************************************
class CPromptServiceFactory : public nsIFactory {
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIFACTORY
CPromptServiceFactory();
virtual ~CPromptServiceFactory();
};
//*****************************************************************************
NS_IMPL_ISUPPORTS1(CPromptServiceFactory, nsIFactory)
CPromptServiceFactory::CPromptServiceFactory() {
}
CPromptServiceFactory::~CPromptServiceFactory() {
}
NS_IMETHODIMP CPromptServiceFactory::CreateInstance(nsISupports *aOuter, const nsIID & aIID, void **aResult)
{
NS_ENSURE_ARG_POINTER(aResult);
*aResult = NULL;
CPromptService *inst = new CPromptService;
if (!inst)
return NS_ERROR_OUT_OF_MEMORY;
nsresult rv = inst->QueryInterface(aIID, aResult);
if (rv != NS_OK) {
// We didn't get the right interface, so clean up
delete inst;
}
return rv;
}
NS_IMETHODIMP CPromptServiceFactory::LockFactory(PRBool lock)
{
return NS_OK;
}
//*****************************************************************************
void InitPromptService(HINSTANCE instance) {
gInstance = instance;
}
nsresult NS_NewPromptServiceFactory(nsIFactory** aFactory)
{
NS_ENSURE_ARG_POINTER(aFactory);
*aFactory = nsnull;
CPromptServiceFactory *result = new CPromptServiceFactory;
if (!result)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(result);
*aFactory = result;
return NS_OK;
}