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Fallback display to last, then desktop

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This commit is contained in:
Zach Pomerantz 2016-03-28 12:54:38 -07:00
parent 34a77b47a3
commit 7bcef1d319
1 changed files with 22 additions and 6 deletions
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28
interface/src/Application.cpp
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@ -4886,6 +4886,7 @@ void Application::updateDisplayMode() {
{
std::unique_lock<std::mutex> lock(_displayPluginLock);
auto oldDisplayPlugin = _displayPlugin;
if (_displayPlugin) {
_displayPlugin->deactivate();
}
@ -4893,12 +4894,27 @@ void Application::updateDisplayMode() {
// FIXME probably excessive and useless context switching
_offscreenContext->makeCurrent();
// If the new plugin fails to activate, fallback to first item on the list
if (!newDisplayPlugin->activate()) {
qWarning() << "Failed to activate plugin: " << newDisplayPlugin->getName();
newDisplayPlugin = displayPlugins.at(0);
qWarning() << "Activating fallback plugin: " << newDisplayPlugin->getName();
if (!newDisplayPlugin->activate()) {
bool active = newDisplayPlugin->activate();
if (!active) {
// If the new plugin fails to activate, fallback to last display
qWarning() << "Failed to activate display: " << newDisplayPlugin->getName();
newDisplayPlugin = oldDisplayPlugin;
if (newDisplayPlugin) {
qWarning() << "Falling back to last display: " << newDisplayPlugin->getName();
active = newDisplayPlugin->activate();
}
// If there is no last display, or
// If the last display fails to activate, fallback to desktop
if (!active) {
newDisplayPlugin = displayPlugins.at(0);
qWarning() << "Falling back to display: " << newDisplayPlugin->getName();
active = newDisplayPlugin->activate();
}
if (!active) {
qFatal("Failed to activate fallback plugin");
}
}