/*
* Copyright (c) 2009 - 2010 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description:
*
*/
#include "nmuiheaders.h"
#ifdef Q_OS_SYMBIAN
#include <email_services_api.h>
#include <e32base.h>
#else
#define NM_WINS_ENV
#endif
static const QString NmSendServiceName = "nmail.com.nokia.symbian.IFileShare";
/*!
\class NmApplication
\brief Application class, creates main window and handles view switching
*/
/*!
Constructor
*/
NmApplication::NmApplication(QObject *parent)
:QObject(parent),
mMainWindow(NULL),
mViewStack(NULL),
mActiveViewId(NmUiViewNone),
mUiEngine(NULL),
mBackAction(NULL),
mExtensionManager(NULL),
mMbListModel(NULL),
mServiceViewId(NmUiViewNone),
mForegroundService(false),
mEffects(NULL),
mAttaManager(NULL),
mSettingsViewLauncher(NULL),
mViewReady(false),
mQueryDialog(NULL)
{
NM_FUNCTION;
// TEMPORARY WORKAROUND TO PREVENT PANIC User panic 66, where there is
// a PushL call to cleanup stack without any TRAP.
#ifdef Q_OS_SYMBIAN
TRAP_IGNORE(mUiEngine = NmUiEngine::instance());
#else
mUiEngine = NmUiEngine::instance();
#endif
// Create network access manager and cache for application use.
mNetManager = new NmViewerViewNetManager(*mUiEngine);
QNetworkDiskCache *cache = new QNetworkDiskCache();
cache->setCacheDirectory(QDesktopServices::storageLocation(QDesktopServices::CacheLocation));
mNetManager->setCache(cache);
createMainWindow();
// attachment manager can be shared between viewer and editor, ownership in application class
mAttaManager = new NmAttachmentManager(*mUiEngine);
#ifndef NM_WINS_ENV
mSendServiceInterface =
new NmSendServiceInterface(NmSendServiceName, NULL, *mUiEngine, this);
mSendServiceInterface2 =
new NmSendServiceInterface(emailFullServiceNameSend, NULL, *mUiEngine, this);
mUriServiceInterface =
new NmUriServiceInterface(NULL, *mUiEngine, this);
mMailboxServiceInterface =
new NmMailboxServiceInterface(NULL, *mUiEngine, this);
mViewerServiceInterface =
new NmViewerServiceInterface(NULL, this, *mUiEngine);
#endif
mEffects = new NmUiEffects(*mMainWindow);
}
/*!
Destructor
*/
NmApplication::~NmApplication()
{
NM_FUNCTION;
if (mQueryDialog){
delete mQueryDialog;
mQueryDialog=NULL;
}
#ifndef NM_WINS_ENV
delete mSendServiceInterface;
delete mSendServiceInterface2;
delete mUriServiceInterface;
delete mMailboxServiceInterface;
delete mViewerServiceInterface;
#endif
resetViewStack();
delete mViewStack;
NmIcons::freeIcons();
NmUiEngine::releaseInstance(mUiEngine);
mUiEngine = NULL;
delete mBackAction;
delete mExtensionManager;
if (mNetManager){
if (mNetManager->cache()){
mNetManager->cache()->clear();
}
delete mNetManager;
mNetManager=NULL;
}
// Effects needs to be deleted before MainWindow.
delete mEffects;
if (mMainWindow) {
// workaround: assert failure may happen otherwise
mMainWindow->close();
}
delete mMainWindow;
delete mAttaManager;
delete mSettingsViewLauncher;
}
/*!
Main application window creation
*/
void NmApplication::createMainWindow()
{
NM_FUNCTION;
#ifndef NM_WINS_ENV
bool service = XQServiceUtil::isService();
#else
bool service = false;
#endif
// Register custom widget files
HbStyleLoader::registerFilePath(":nmmessagelistviewitem.widgetml");
HbStyleLoader::registerFilePath(":nmmessagelistviewitem.css");
HbStyleLoader::registerFilePath(":nmviewerheader.widgetml");
HbStyleLoader::registerFilePath(":nmviewerheader.css");
// Create main window
mMainWindow = new HbMainWindow();
// Connect to lazy loading signal
QObject::connect(mMainWindow, SIGNAL(viewReady ()),
this, SLOT(viewReady()));
// Create extension manager
mExtensionManager = new NmUiExtensionManager();
// Create view stack
mViewStack = new QStack<NmBaseView*>;
// Create back action and connect it to prepareForPopView()
if (mMainWindow) {
mBackAction = new HbAction(Hb::BackNaviAction,this);
connect(mBackAction, SIGNAL(triggered()), this, SLOT(prepareForPopView()));
// Show mainwindow
// Services will active it when the view is ready
if (!service) {
mMainWindow->show();
}
}
// async operation completion related notifications
connect(
mUiEngine, SIGNAL(operationCompleted(const NmOperationCompletionEvent &)),
this, SLOT(handleOperationCompleted(const NmOperationCompletionEvent &)));
mMbListModel = &mUiEngine->mailboxListModel();
// Start application to mailbox view
// If started as service, there is no need to create views
if (!service) {
NmUiStartParam *startParam = new NmUiStartParam(NmUiViewMailboxList);
enterNmUiView(startParam);
}
// Start to filter main window events to get "end key" event in all possible situations. Using
// event() is not enough to catch the event as it is only called if the view widget has the
// focus. Note: if key capturing (xqkeycapture.h) is required it is probably best to implement
// an own QMainWindow class and do the capturing there, not in the views.
mMainWindow->installEventFilter(this);
}
/*!
Slot. React to view ready signal and call
current view method.
*/
void NmApplication::viewReady()
{
NM_FUNCTION;
mViewReady = true;
if (!mViewStack->isEmpty()) {
NmBaseView *currentView = mViewStack->top();
if (currentView){
currentView->viewReady();
}
}
}
/*!
Event filter. End key is filtered from the main window and either the view takes case of the
or the app is exited by default.
*/
bool NmApplication::eventFilter(QObject *obj, QEvent *event)
{
NM_FUNCTION;
bool consumed = false;
if (obj && obj == mMainWindow && event && event->type() == QEvent::KeyPress) {
QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
if (keyEvent->key() == Qt::Key_No) { // end key, the "red" key
// exit application if no pending operations are on-going
}
}
if (!consumed) {
consumed = QObject::eventFilter(obj, event);
}
return consumed;
}
/*!
Push view to view stack
*/
void NmApplication::pushView(NmBaseView *newView)
{
NM_FUNCTION;
if (newView) {
NM_COMMENT("nmailui: view exists");
newView->setNavigationAction(mBackAction);
// Store view to be hidden
NmBaseView *hideView(NULL);
if (!mViewStack->isEmpty()) {
hideView = mViewStack->top();
}
else {
// viewReady should be informed immediatelly
if (mViewReady) {
newView->viewReady();
}
}
// activate new view
NM_COMMENT("nmailui: addView");
mMainWindow->addView(newView);
mViewStack->push(newView);
mMainWindow->setCurrentView(newView);
mActiveViewId=newView->nmailViewId();
// Set toolbars orientation
HbToolBar *tb = newView->toolBar();
if(tb){
tb->setOrientation(Qt::Horizontal);
}
// hide old view
NM_COMMENT("nmailui: removeView");
if (hideView){
mMainWindow->removeView(hideView);
}
NM_COMMENT("nmailui: pushView done");
}
}
/*!
Ask from view that is it ok to pop view. This kind of 2-phase popView is needed
because view may show query dialog for user response.
*/
void NmApplication::prepareForPopView()
{
if (mViewStack->size() > 0) {
// Get view pointer
NmBaseView *view = mViewStack->top();
// View will call/signal popView if exitting is ok.
view->okToExitView();
}
// If the view stack is now empty quit the app
// This happens also when the app has been started as a service
else if (mViewStack->size() == 0) {
exitApplication();
}
}
/*!
Pop view from view stack. View object is deleted.
*/
void NmApplication::popView()
{
NM_FUNCTION;
if (mViewStack->size() > 0) {
// Get view pointer
NmBaseView *view = mViewStack->top();
// ask view if it's ok to exit
NmUiViewId topViewId = view->nmailViewId();
// Prepare for send animation if returing from editor and message has been sent.
if (topViewId == NmUiViewMessageEditor && mUiEngine->isSendingMessage()) {
mEffects->prepareEffect(NmUiEffects::NmEditorSendMessageAnimation);
}
mViewStack->pop();
// Call custom exit function
view->aboutToExitView();
// Remove view from stack.
mMainWindow->removeView(view);
// if we were in editor and sent a message, pop viewer from stack first
// so we can go straight to mail list
if (!mViewStack->isEmpty() && topViewId == NmUiViewMessageEditor &&
mUiEngine->isSendingMessage() &&
mViewStack->top()->nmailViewId() == NmUiViewMessageViewer) {
NmBaseView *tmpView = mViewStack->pop();
mMainWindow->removeView(tmpView);
delete tmpView;
tmpView = NULL;
}
if (!mViewStack->isEmpty()) {
// Activate next view in stack
NmBaseView *showView = mViewStack->top();
mMainWindow->addView(showView);
mMainWindow->setCurrentView(showView);
// Store activated view id
mActiveViewId=showView->nmailViewId();
// Perform send animation if requested.
mEffects->startEffect(NmUiEffects::NmEditorSendMessageAnimation);
}
delete view;
view = NULL;
#ifndef NM_WINS_ENV
// If view was started as service, move the app now
// to the background, unless it was started when the app
// was already in foreground..
if (mServiceViewId == topViewId) {
mServiceViewId = NmUiViewNone;
NM_COMMENT("Returned from service view");
// if started as embedded or while the app was in foreground,
// do not hide the app
if (!XQServiceUtil::isEmbedded() &&
!mForegroundService) {
XQServiceUtil::toBackground(true);
}
}
#endif
}
// If the view stack is now empty quit the app
// This happens also when the app has been started as a service
if (mViewStack->size()==0) {
exitApplication();
}
}
/*!
Reset view stack. Remove and destroy view objects.
*/
void NmApplication::resetViewStack()
{
NM_FUNCTION;
if (mViewStack && !mViewStack->isEmpty()) {
int viewCount = mViewStack->count();
// Pop and destroy all views
for (int i=0;i<viewCount;i++) {
NmBaseView *view = mViewStack->pop();
mMainWindow->removeView(view);
delete view;
}
mActiveViewId=NmUiViewNone;
}
}
/*!
Function activates view based on viewId parameter.
If requested view is already open, it is requested to reload.
Otherwise view object is created and pushed to view stack
*/
void NmApplication::enterNmUiView(NmUiStartParam* startParam)
{
NM_FUNCTION;
// Check the validity of start parameter object
if (startParam) {
if (startParam->service() && mMainWindow) {
// When the message list is started as a service previous views are removed
// from the stack. Open editors are not closed.
// Also if the view is same than the new one, keep it open (reload the content).
// reset the foreground service flag while popping the views
bool previousForegroundService = mForegroundService;
mForegroundService = true;
// at least one view must remain in the stack
while (mViewStack->count()>1) {
NmUiViewId topId = mViewStack->top()->nmailViewId();
if (topId!=NmUiViewMessageEditor &&
topId!=NmUiViewMailboxList &&
topId!=startParam->viewId()) {
prepareForPopView();
}
else {
// Editor or mailbox list in the top. Stop the loop.
break;
}
}
mForegroundService = previousForegroundService;
}
// Check whether requested view is already active
// and if so, ask it to reload contents with new start parameter data
// Do not reuse the view if started as service to editor view (ShareUI)
if (mActiveViewId==startParam->viewId() &&
(!startParam->service() || mActiveViewId!=NmUiViewMessageEditor)) {
mViewStack->top()->reloadViewContents(startParam);
}
else {
switch (startParam->viewId()) {
case NmUiViewMailboxList:
{
NmMailboxListView *mbListView = new NmMailboxListView(
*this, startParam, *mUiEngine,
*mMbListModel, new HbDocumentLoader(mMainWindow));
pushView(mbListView);
}
break;
case NmUiViewMessageList:
{
// Check the topmost view. If it is an editor, do not open
// a new mail list view
if (startParam->service() && !mViewStack->isEmpty() &&
mViewStack->top()->nmailViewId()==NmUiViewMessageEditor) {
break;
}
NmMessageListModel *messageListModel = &mUiEngine->messageListModel(
startParam->mailboxId(), startParam->folderId());
NmMessageListView *msgList =new NmMessageListView(
*this, startParam, *mUiEngine, *mMbListModel, messageListModel,
new HbDocumentLoader(mMainWindow));
pushView(msgList);
}
break;
case NmUiViewMessageSearchList:
{
// Check the topmost view. If it is an editor, do not open
// a new mail search list view.
if (startParam->service() && !mViewStack->isEmpty() &&
mViewStack->top()->nmailViewId() == NmUiViewMessageEditor) {
break;
}
NmMessageListModel &model =
mUiEngine->messageListModelForSearch(startParam->mailboxId());
NmMessageSearchListView *searchListView = new NmMessageSearchListView(
*this, startParam, *mUiEngine, model,
new HbDocumentLoader(mMainWindow));
pushView(searchListView);
}
break;
case NmUiViewMessageViewer:
pushView(new NmViewerView(*this, startParam, *mUiEngine,
mMainWindow, *mAttaManager));
break;
case NmUiViewMessageEditor:
pushView(new NmEditorView(*this, startParam, *mUiEngine, *mAttaManager));
break;
default:
// Reset view stack and exit application
delete startParam;
startParam=NULL;
resetViewStack();
break;
}
}
if (startParam && startParam->service()) {
// Store the view id that was launched as service
mServiceViewId = mActiveViewId;
}
}
}
/*!
Function can be used from views to exit the application
View stack is cleared. Views can connect exit menu
selection to this slot.
*/
void NmApplication::exitApplication()
{
NM_FUNCTION;
#ifndef NM_WINS_ENV
delete mSendServiceInterface;
mSendServiceInterface = NULL;
delete mSendServiceInterface2;
mSendServiceInterface2 = NULL;
delete mUriServiceInterface;
mUriServiceInterface = NULL;
delete mMailboxServiceInterface;
mMailboxServiceInterface = NULL;
delete mViewerServiceInterface;
mViewerServiceInterface = NULL;
#endif
resetViewStack();
// Do housekeeping if needed.
qApp->quit();
}
/*!
Exit the application in the next event loop
*/
void NmApplication::delayedExitApplication()
{
NM_FUNCTION;
// Exit the application in the next event loop
QTimer::singleShot(0, this, SLOT(exitApplication()));
}
/*!
Getter for main window instance.
*/
HbMainWindow* NmApplication::mainWindow()
{
NM_FUNCTION;
return mMainWindow;
}
/*!
Getter for main UI extension manager
*/
NmUiExtensionManager& NmApplication::extManager()
{
NM_FUNCTION;
return *mExtensionManager;
}
/*!
Getter for network access manager
*/
NmViewerViewNetManager& NmApplication::networkAccessManager()
{
NM_FUNCTION;
return *mNetManager;
}
/*!
screen size. Function returns curtent screen size
*/
QSize NmApplication::screenSize()
{
NM_FUNCTION;
QSize ret(0,0);
if (mMainWindow){
HbDeviceProfile currentP = HbDeviceProfile::current();
HbDeviceProfile altP(currentP.alternateProfileName());
QSize curPSize = currentP.logicalSize();
QSize altPSize = altP.logicalSize();
if (mMainWindow->orientation()==Qt::Horizontal){
// Get wide profile size in landscape
if (curPSize.width()>altPSize.width()){
ret = curPSize;
}
else{
ret = altPSize;
}
}
else {
// Get narrow profile size in portrait
if (curPSize.width()<altPSize.width()){
ret = curPSize;
}
else{
ret = altPSize;
}
}
}
return ret;
}
/*!
handles all asynchronous operation's completions at UI level
*/
void NmApplication::handleOperationCompleted(const NmOperationCompletionEvent &event)
{
NM_FUNCTION;
if(event.mCompletionCode != NmNoError && event.mCompletionCode != NmCancelError) {
if(event.mOperationType == Synch && event.mCompletionCode == NmAuthenticationError) {
mLastOperationMailbox=event.mMailboxId;
if (mQueryDialog){
delete mQueryDialog;
mQueryDialog=NULL;
}
mQueryDialog = NmUtilities::displayQuestionNote(hbTrId("txt_mail_dialog_address_or_password_incorrect"),
this, SLOT(launchSettings(HbAction*)));
}
if(event.mOperationType == Synch && event.mCompletionCode == NmServerConnectionError) {
mLastOperationMailbox=event.mMailboxId;
if (mQueryDialog){
delete mQueryDialog;
mQueryDialog=NULL;
}
mQueryDialog = NmUtilities::displayQuestionNote(hbTrId("txt_mail_dialog_server_settings_incorrect"),
this, SLOT(launchSettings(HbAction*)));
}
// following applies to all operation/event types
if(event.mCompletionCode == NmConnectionError) {
NmUtilities::displayWarningNote(hbTrId("txt_mail_dialog_mail_connection_error"));
}
}
}
/*!
launches settings view of the specified mailbox
*/
void NmApplication::launchSettings(HbAction* action)
{
NM_FUNCTION;
// Check whether yes button was pressed
if (mQueryDialog&& action == mQueryDialog->actions().at(0)) {
// create settingslauncher if doesn't exist
if(!mSettingsViewLauncher) {
mSettingsViewLauncher = new NmSettingsViewLauncher();
}
if(mSettingsViewLauncher) {
// mailboxname required
NmMailboxMetaData *mailboxMetaData = mUiEngine->mailboxById(mLastOperationMailbox); // no ownership
if( mailboxMetaData ) {
// launch
mSettingsViewLauncher->launchSettingsView(mLastOperationMailbox, mailboxMetaData->name());
}
}
}
}
/*!
Stores the visibility state, e.g. when the service was launched.
\return true if the app was visible
*/
bool NmApplication::updateVisibilityState()
{
// At the moment there is no good way to check the foreground state
QWindowSurface *surface = mMainWindow->windowSurface();
mForegroundService = (surface != NULL);
NM_COMMENT(QString("NmApplication::updateVisibilityState fg=%1").arg(mForegroundService));
return mForegroundService;
}