/*
* Copyright (c) 2008 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: File containing application list classes
*
*/
//INCLUDES:
#include <mmf/common/mmfcontrollerpluginresolver.h> // for CleanupResetAndDestroyPushL
#include <apgwgnam.h>
#include <bitstd.h>
#include <AknIconUtils.h> // avkon
#include <apgicnfl.h> // fbsbitmap
#include <AknIconSrvClient.h>
#include <fbs.h>
#include <apgwgnam.h>
#include <QSizeF>
#include <camenuiconutility.h>
#include "tsdatalist.h"
#include "tsentrykeygenerator.h"
#include "tsscreenshotmsg.h"
#include "tsunregscreenshotmsg.h"
#include "tsvisibilitymsg.h"
// size for the created app icons
const TInt KAppIconWidth = 128;
const TInt KAppIconHeight = 128;
//uids to be hidden
const TUid KHsApplicationUid = { 0x20022F35 };
// ================= MEMBER FUNCTIONS =======================
// --------------------------------------------------------------------------
/**
* Two-phased constructor.
*/
CTsDataList* CTsDataList::NewL(MTsResourceManager& resources,
MTsWindowGroupsMonitor &monitor,
MTsDataObserver& observer)
{
CTsDataList* self = new (ELeave) CTsDataList(resources, monitor, observer);
CleanupStack::PushL(self);
self->ConstructL();
CleanupStack::Pop(self);
return self;
}
// --------------------------------------------------------------------------
/**
* Constructor.
*/
CTsDataList::CTsDataList(MTsResourceManager& resources,
MTsWindowGroupsMonitor &monitor,
MTsDataObserver& observer)
:
CTsWindowGroupsObserver(monitor),
mResources(resources),
mObserver(observer)
{
}
// --------------------------------------------------------------------------
/*
* Destructor
*/
CTsDataList::~CTsDataList()
{
mData.ResetAndDestroy();
mVisibleData.Close();
mHiddenUids.Close();
RFbsSession::Disconnect();
RAknIconSrvClient::Disconnect();
delete mDefaultIcon;
}
// --------------------------------------------------------------------------
/**
* Performs 2nd phase construction.
*/
void CTsDataList::ConstructL()
{
BaseConstructL();
mHiddenUids.AppendL(KHsApplicationUid);
User::LeaveIfError(RFbsSession::Connect());
RAknIconSrvClient::Connect();
mDefaultIcon = HbIcon2CFbsBitmapL(HbIcon("qtg_large_application"));
}
// --------------------------------------------------------------------------
/**
* Returns a reference to the current content.
* Also performs sanity checks, e.g. associates application icons
* when no screenshot has been received.
* @return ref to content array
*/
const RTsFswArray& CTsDataList::Data() const
{
return mVisibleData;
}
// --------------------------------------------------------------------------
/**
* Interface implementation
* @see MTsWindowGroupsObserver HandleWindowGroupChanged
*/
void CTsDataList::HandleWindowGroupChanged(MTsResourceManager &,
const TArray<RWsSession::TWindowGroupChainInfo> &wgList)
{
TRAP_IGNORE(RTsFswArray newAppsList;
CleanupResetAndDestroyPushL(newAppsList);
CollectAppsL(newAppsList, wgList);
FitDataToList(newAppsList);
CleanupStack::PopAndDestroy(&newAppsList);
);
}
// --------------------------------------------------------------------------
/**
* Adds running apps to the list.
* @param appsList array to add to
*/
void CTsDataList::CollectAppsL(RTsFswArray& appsList,
const TArray<RWsSession::TWindowGroupChainInfo> &wgList)
{
for (TInt i = 0; i < wgList.Count(); ++i) {
TTsEntryKey key;
TInt err = TsEntryKeyGeneraror::Generate(key, wgList[i].iId, wgList);
//skip this entry if it is already on list or generate key failed
if (err!=KErrNone || FindEntry(appsList, key) >= 0) {
continue;
}
// get window group name
CApaWindowGroupName* windowName = CApaWindowGroupName::NewLC(mResources.WsSession(), key.WindowGroupId());
TUid appUid = windowName->AppUid();
// get screen number (-1=console, 0=main screen, 1=cover ui)
TInt appScreen = 0;
TInt scrNumErr = mResources.ApaSession().GetDefaultScreenNumber( appScreen, appUid );
if (appUid.iUid && !windowName->Hidden() && (appScreen == 0 || appScreen == -1) && scrNumErr == KErrNone ) {
AddEntryL(key, appUid, windowName, appsList);
}
CleanupStack::PopAndDestroy(windowName);
}
}
// --------------------------------------------------------------------------
/**
* Called from CollectTasksL for each entry in the task list.
* @param key entry key
* @param appUid application uid
* @param wgName window group name or NULL
* @param newList list to add to
*/
void CTsDataList::AddEntryL(const TTsEntryKey& key, const TUid& appUid,
CApaWindowGroupName* wgName, RTsFswArray& newList)
{
CTsEntry* entry = CTsEntry::NewLC(key, mObserver);
// check if present in old list and if yes then take some of the old data
TBool found = ConsiderOldDataL(key);
// if not present previously then find out app name
// and check if screenshot is already available
if (!found) {
entry->SetAppUid(appUid);
HBufC* name = FindAppNameLC(wgName, appUid, key.WindowGroupId());
if (name) {
entry->SetAppNameL(*name);
}
CleanupStack::PopAndDestroy(name);
CFbsBitmap* iconBitmap = GetAppIconL(appUid);
//transfer ownership to entry
entry->SetAppIcon(iconBitmap);
}
if (wgName) {
entry->SetCloseableApp(!wgName->IsSystem());
}
// add to new list, ownership is transferred
newList.AppendL(entry);
CleanupStack::Pop(entry);
}
// --------------------------------------------------------------------------
/**
* Checks if there is an entry for same app in the content list.
* If yes then it takes some of the data for the entry that
* will correspond to the same app in the refreshed content list.
* @param key new key in content list
* @return ETrue if app was found
*/
TBool CTsDataList::ConsiderOldDataL(const TTsEntryKey& key)
{
for (TInt entryIdx = 0, oldCount = mData.Count(); entryIdx < oldCount; ++entryIdx) {
if (mData[entryIdx]->Key() == key) {
return ETrue;
}
}
return EFalse;
}
// --------------------------------------------------------------------------
/**
* Finds out the application name.
* @param windowName window group name or NULL
* @param appUId application uid
* @param wgId window group id
* @return application name, ownership transferred to caller
*/
HBufC* CTsDataList::FindAppNameLC(CApaWindowGroupName* windowName, const TUid& appUid, TInt wgId)
{
//Retrieve the app name
TApaAppInfo info;
mResources.ApaSession().GetAppInfo(info, appUid);
TPtrC caption = info.iShortCaption;
HBufC* tempName = 0;
if (!caption.Length() && windowName) // if not set - use thread name instead
{
if (windowName->Caption().Length()) {
tempName = windowName->Caption().AllocL();
//put on cleanupstack after the if
}
else {
TThreadId threadId;
TInt err = mResources.WsSession().GetWindowGroupClientThreadId(wgId, threadId);
if (err == KErrNone) {
RThread thread;
CleanupClosePushL(thread);
err = thread.Open(threadId);
if (err == KErrNone) {
tempName = thread.Name().AllocL(); // codescanner::forgottoputptroncleanupstack
// tempName put on cleanupstack after the if
}
CleanupStack::PopAndDestroy(&thread);
}
}
}
else {
tempName = caption.AllocL();
//put on cleanupstack after the if
}
CleanupStack::PushL(tempName);
return tempName;
}
// --------------------------------------------------------------------------
/**
* Fit existing class contained data list into give one.
* Data is being changed with application type consideration that is based
* on aConsiderWidgets param.
* Function removes or add entries into data depend on given list.
* @param listToFit list with actual data
*/
void CTsDataList::FitDataToList(RTsFswArray& listToFit)
{
TBool changed = EFalse;
TInt listCount = listToFit.Count();
TInt dataCount = mData.Count();
//remove items that dont't exists in newly collected list
for (TInt i = dataCount - 1; i >= 0; --i) {
if (!CheckIfExists(*mData[i], listToFit)) {
delete mData[i];
mData.Remove(i);
changed = ETrue;
}
}
RArray<TTsEntryKey> allKeys;
//add new items at start
for (TInt i = listToFit.Count() - 1; i >= 0; --i) {
allKeys.Insert(listToFit[i]->Key(), 0);
if (!CheckIfExists(*listToFit[i], mData)) {
HideEntryIfNotAllowed(listToFit[i]);
mData.Insert(listToFit[i], 0);
TTime currentTimestamp;
currentTimestamp.UniversalTime();
mData[0]->SetTimestamp(currentTimestamp);
listToFit[i] = 0;
changed = ETrue;
}
}
//establish order
TBool orderChanged = EstablishOrder(allKeys);
//update entries data
TBool dataChanged = UpdateEntryData(listToFit);
RebuildVisibleDataListL();
if (changed || orderChanged || dataChanged) {
mObserver.DataChanged();
}
allKeys.Close();
}
// --------------------------------------------------------------------------
/**
* Checks if there is an entry for same app in the given list.
* @param entry entry
* @param newList ref to list
* @return ETrue if app was found
*/
TBool CTsDataList::CheckIfExists(const CTsEntry& entry, const RTsFswArray& list) const
{
TBool exists(EFalse);
TInt pos = FindEntry(list, entry.Key());
if (pos >= 0) {
exists = ETrue;
}
return exists;
}
// --------------------------------------------------------------------------
/**
* Retrieves the bitmap for the icon of the given app.
* @param appUid application uid
* @return app CFbsBitmap
*/
CFbsBitmap* CTsDataList::GetAppIconL(const TUid& aAppUid)
{
HbIcon icon = CaMenuIconUtility::getApplicationIcon(aAppUid.iUid, QSizeF(KAppIconWidth, KAppIconHeight));
CFbsBitmap* iconBitmap = HbIcon2CFbsBitmapL(icon);
if (!iconBitmap) {
iconBitmap = new(ELeave) CFbsBitmap;
TInt err = KErrNotFound;
if(mDefaultIcon) {
err = iconBitmap->Duplicate(mDefaultIcon->Handle());
}
if (KErrNone!=err) {
delete iconBitmap;
iconBitmap = NULL;
}
}
return iconBitmap;
}
// --------------------------------------------------------------------------
/**
* Converts HbIcon to CFbsBitmap
* @param icon icon to be coverted
* @return CFbsBitmap
*/
CFbsBitmap* CTsDataList::HbIcon2CFbsBitmapL(const HbIcon& icon)
{
QIcon qicon = icon.qicon();
QPixmap pixmap = qicon.pixmap(QSize(KAppIconWidth, KAppIconHeight));
CFbsBitmap* retValue = NULL;
if (!pixmap.isNull()) {
retValue = pixmap.toSymbianCFbsBitmap();
}
return retValue;
}
// --------------------------------------------------------------------------
TBool CTsDataList::isSupported(TInt function) const
{
return (RegisterScreenshotMessage == function ||
UnregisterScreenshotMessage == function ||
VisibilityChange == function);
}
// --------------------------------------------------------------------------
void CTsDataList::handleDataL(TInt function,RReadStream& dataStream)
{
switch(function){
case RegisterScreenshotMessage:
registerScreenshotL(dataStream);
break;
case UnregisterScreenshotMessage:
unregisterScreenshotL(dataStream);
break;
case VisibilityChange:
changeVisibilityL(dataStream);
break;
}
}
// --------------------------------------------------------------------------
void CTsDataList::registerScreenshotL(RReadStream& dataStream)
{
CTsScreenshotMsg* msg = CTsScreenshotMsg::NewLC(dataStream);
const TInt pos = FindEntry(mData, GenerateKeyL(msg->windowGroupId()));
User::LeaveIfError(pos);
mData[pos]->SetScreenshotL(msg->screenshot(), msg->priority());
CleanupStack::PopAndDestroy(msg);
}
// --------------------------------------------------------------------------
void CTsDataList::unregisterScreenshotL(RReadStream& dataStream)
{
CTsUnregisterScreenshotMsg* msg = CTsUnregisterScreenshotMsg::NewLC(dataStream);
const TInt pos = FindEntry(mData, GenerateKeyL(msg->windowGroupId()));
User::LeaveIfError(pos);
mData[pos]->RemoveScreenshotL();
CleanupStack::PopAndDestroy(msg);
}
// --------------------------------------------------------------------------
void CTsDataList::changeVisibilityL(RReadStream& dataStream)
{
CTsVisibilitMsg* msg = CTsVisibilitMsg::NewLC(dataStream);
const TInt pos = FindEntry(mData, GenerateKeyL(msg->windowGroupId()));
User::LeaveIfError(pos);
msg->visibility() == mData[pos]->GetVisibility() ? User::Leave(KErrInUse) :
mData[pos]->SetVisibility(msg->visibility());
CleanupStack::PopAndDestroy(msg);
RebuildVisibleDataListL();
mObserver.DataChanged();
}
// --------------------------------------------------------------------------
/**
* Checks if given uid is on hidden list
* @param aUid uid to be checked
* @return ETrue if uid is on hidden list
*/
TBool CTsDataList::IsHiddenUid(TUid uid)
{
return mHiddenUids.Find(uid) >= 0 ? ETrue : EFalse;
}
// --------------------------------------------------------------------------
/**
* Finds entry in array
* @param list list to find
* @param key finding key
* @return position or KErrNotFound
*/
TInt CTsDataList::FindEntry(const RTsFswArray& list, const TTsEntryKey& key) const
{
TInt pos(KErrNotFound);
for (TInt entryIdx = 0; entryIdx < list.Count(); ++entryIdx) {
if (list[entryIdx]->Key() == key) {
pos = entryIdx;
break;
}
}
return pos;
}
// --------------------------------------------------------------------------
/**
* Establish entry order accridung to aKeyList, all keys MUST be in iData
* @param keyList reference key list
* @return ETrue if changes occured
*/
TBool CTsDataList::EstablishOrder(const RArray<TTsEntryKey>& keyList)
{
TBool changed(EFalse);
TInt lastChangedItem(KErrNotFound);
__ASSERT_ALWAYS(mData.Count() == keyList.Count(), User::Panic(_L("EstablishOrder 1"), KErrBadHandle) );
for (TInt i = 0; i < keyList.Count(); i++) {
const TTsEntryKey& currentdataKey = mData[i]->Key();
const TTsEntryKey& referenceKey = keyList[i];
if (!(currentdataKey == referenceKey)) {
TInt foundPos = FindEntry(mData, referenceKey);
__ASSERT_ALWAYS(foundPos>=0, User::Panic(_L("EstablishOrder 2"), KErrBadHandle) );
CTsEntry* entry = mData[foundPos];
mData.Remove(foundPos);
mData.Insert(entry, i);
changed = ETrue;
lastChangedItem = i;
}
}
TTime currentTimestamp;
currentTimestamp.UniversalTime();
for (TInt i = lastChangedItem; i >= 0; --i) {
mData[i]->SetTimestamp(currentTimestamp);
}
return changed;
}
// --------------------------------------------------------------------------
/**
* Updates entry data on mData according to list
* @param list reference entires list
* @return ETrue if changes occured
*/
TBool CTsDataList::UpdateEntryData(const RTsFswArray& list)
{
__ASSERT_ALWAYS(mData.Count() == list.Count(), User::Panic(_L("UpdateEntryData 1"), KErrBadHandle) );
TBool changed(EFalse);
for (TInt i=0; i<list.Count(); i++) {
if(list[i]) {
__ASSERT_ALWAYS(mData[i]->Key() == list[i]->Key(), User::Panic(_L("UpdateEntryData 12"), KErrBadHandle) );
if(mData[i]->CloseableApp() != list[i]->CloseableApp()) {
mData[i]->SetCloseableApp(list[i]->CloseableApp());
changed = ETrue;
}
}
}
return changed;
}
// --------------------------------------------------------------------------
/**
* Function generate task key using window group id
* @param wgId - window group id of running application
* @param entry key
*/
TTsEntryKey CTsDataList::GenerateKeyL(TInt wgId)
{
RArray<RWsSession::TWindowGroupChainInfo> allWgIds;
CleanupClosePushL(allWgIds);
User::LeaveIfError(mResources.WsSession().WindowGroupList(0, &allWgIds));
TTsEntryKey key;
User::LeaveIfError(TsEntryKeyGeneraror::Generate(key, wgId, allWgIds.Array()));
CleanupStack::PopAndDestroy(&allWgIds);
return key;
}
// --------------------------------------------------------------------------
/**
* Hides entrie if exist on mHiddenUids
* @param entry
*/
void CTsDataList::HideEntryIfNotAllowed(CTsEntry* entry)
{
TUid uid = entry->AppUid();
if(mHiddenUids.Find(uid) >= 0) {
entry->SetVisibility(Invisible);
}
}
void CTsDataList::RebuildVisibleDataListL()
{
mVisibleData.Reset();
RArray<TInt> visibleItems(mData.Count() ? mData.Count() : 1);
CleanupClosePushL(visibleItems);
for (TInt iter = 0; iter < mData.Count(); ++iter) {
if (Visible == mData[iter]->GetVisibility()) {
visibleItems.AppendL(iter);
}
}
for (TInt iter = 0; iter < visibleItems.Count(); ++iter) {
mVisibleData.AppendL(mData[visibleItems[iter]]);
}
CleanupStack::PopAndDestroy(&visibleItems);
}
// end of file