frodovdr/vdr-plugin-tvguide
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Code Issues Releases Wiki Activity

fixed a possible deadlock when switching to a channel which is not available

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This commit is contained in:
louis
2014-01-22 17:43:53 +01:00
parent a65fca41d8
commit 5132a3058a
2 changed files with 20 additions and 15 deletions
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29
tvguideosd.c
View File

@@ -499,9 +499,9 @@ void cTvGuideOsd::processKeyYellow() {
}
}
eOSState cTvGuideOsd::processKeyBlue() {
eOSState cTvGuideOsd::processKeyBlue(bool *alreadyUnlocked) {
if (tvguideConfig.blueKeyMode == eBlueKeySwitch) {
return ChannelSwitch();
return ChannelSwitch(alreadyUnlocked);
} else if (tvguideConfig.blueKeyMode == eBlueKeyEPG) {
DetailedEPG();
} else if (tvguideConfig.blueKeyMode == eBlueKeyFavorites) {
@@ -510,22 +510,24 @@ eOSState cTvGuideOsd::processKeyBlue() {
return osContinue;
}
eOSState cTvGuideOsd::processKeyOk() {
eOSState cTvGuideOsd::processKeyOk(bool *alreadyUnlocked) {
if (tvguideConfig.blueKeyMode == eBlueKeySwitch) {
DetailedEPG();
} else if (tvguideConfig.blueKeyMode == eBlueKeyEPG) {
return ChannelSwitch();
return ChannelSwitch(alreadyUnlocked);
} else if (tvguideConfig.blueKeyMode == eBlueKeyFavorites) {
DetailedEPG();
}
return osContinue;
}
eOSState cTvGuideOsd::ChannelSwitch() {
eOSState cTvGuideOsd::ChannelSwitch(bool *alreadyUnlocked) {
if (activeGrid == NULL)
return osContinue;
const cChannel *currentChannel = activeGrid->column->getChannel();
if (currentChannel) {
cPixmap::Unlock();
*alreadyUnlocked = true;
cDevice::PrimaryDevice()->SwitchChannel(currentChannel, true);
if (tvguideConfig.closeOnSwitch) {
if (detailView) {
@@ -647,6 +649,7 @@ void cTvGuideOsd::SetTimers() {
eOSState cTvGuideOsd::ProcessKey(eKeys Key) {
eOSState state = osContinue;
cPixmap::Lock();
bool alreadyUnlocked = false;
if (recMenuManager->isActive()) {
state = recMenuManager->ProcessKey(Key);
if (state == osEnd) {
@@ -664,9 +667,9 @@ eOSState cTvGuideOsd::ProcessKey(eKeys Key) {
delete detailView;
detailView = NULL;
detailViewActive = false;
if ((tvguideConfig.blueKeyMode == eBlueKeySwitch) || (tvguideConfig.blueKeyMode == eBlueKeyFavorites))
state = ChannelSwitch();
else {
if ((tvguideConfig.blueKeyMode == eBlueKeySwitch) || (tvguideConfig.blueKeyMode == eBlueKeyFavorites)) {
state = ChannelSwitch(&alreadyUnlocked);
} else {
osdManager.flush();
state = osContinue;
}
@@ -674,7 +677,7 @@ eOSState cTvGuideOsd::ProcessKey(eKeys Key) {
delete detailView;
detailView = NULL;
detailViewActive = false;
state = ChannelSwitch();
state = ChannelSwitch(&alreadyUnlocked);
} else {
state = detailView->ProcessKey(Key);
if (state == osEnd) {
@@ -694,15 +697,17 @@ eOSState cTvGuideOsd::ProcessKey(eKeys Key) {
case kRed: processKeyRed(); break;
case kGreen: processKeyGreen(); break;
case kYellow: processKeyYellow(); break;
case kBlue: state = processKeyBlue(); break;
case kOk: state = processKeyOk(); break;
case kBlue: state = processKeyBlue(&alreadyUnlocked); break;
case kOk: state = processKeyOk(&alreadyUnlocked); break;
case kBack: state=osEnd; break;
case k0 ... k9: processNumKey(Key - k0); break;
case kNone: if (channelJumper) CheckTimeout(); break;
default: break;
}
}
cPixmap::Unlock();
if (!alreadyUnlocked) {
cPixmap::Unlock();
}
return state;
}

6
tvguideosd.h
View File

@@ -38,8 +38,8 @@ private:
void processKeyRed();
void processKeyGreen();
void processKeyYellow();
eOSState processKeyBlue();
eOSState processKeyOk();
eOSState processKeyBlue(bool *alreadyUnlocked);
eOSState processKeyOk(bool *alreadyUnlocked);
void processNumKey(int numKey);
void TimeJump(int mode);
void ChannelJump(int num);
@@ -51,7 +51,7 @@ private:
void timeBack();
void ScrollForward();
void ScrollBack();
eOSState ChannelSwitch();
eOSState ChannelSwitch(bool *alreadyUnlocked);
void DetailedEPG();
void SetTimers();
void dump();