Fix #1412 by only showing suitable PDs, not all of them

[pulseview.git] / pv / widgets / decodermenu.cpp

diff --git a/pv/widgets/decodermenu.cpp b/pv/widgets/decodermenu.cpp
index 28b54babdfb9aad3c0e67e2a732b22ac79cbe918..9fcc0cf077c5e7a00b6a0e7ccadc0cb3e7590383 100644 (file)
--- a/pv/widgets/decodermenu.cpp
+++ b/pv/widgets/decodermenu.cpp
@@ -26,7 +26,7 @@
 namespace pv {
 namespace widgets {
 
-DecoderMenu::DecoderMenu(QWidget *parent, bool first_level_decoder) :
+DecoderMenu::DecoderMenu(QWidget *parent, const char* input, bool first_level_decoder) :
        QMenu(parent),
        mapper_(this)
 {
@@ -37,14 +37,25 @@ DecoderMenu::DecoderMenu(QWidget *parent, bool first_level_decoder) :
                assert(d);
 
                const bool have_channels = (d->channels || d->opt_channels) != 0;
-               if (first_level_decoder == have_channels) {
-                       QAction *const action =
-                               addAction(QString::fromUtf8(d->name));
-                       action->setData(qVariantFromValue(l->data));
-                       mapper_.setMapping(action, action);
-                       connect(action, SIGNAL(triggered()),
-                               &mapper_, SLOT(map()));
+               if (first_level_decoder != have_channels)
+                       continue;
+
+               if (!first_level_decoder) {
+                       // Dismiss all non-stacked decoders unless we're looking for first-level decoders
+                       if (!d->inputs)
+                               continue;
+
+                       // TODO For now we ignore that d->inputs is actually a list
+                       if (strncmp((char*)(d->inputs->data), input, 1024) != 0)
+                               continue;
                }
+
+               QAction *const action =
+                       addAction(QString::fromUtf8(d->name));
+               action->setData(qVariantFromValue(l->data));
+               mapper_.setMapping(action, action);
+               connect(action, SIGNAL(triggered()),
+                       &mapper_, SLOT(map()));
        }
        g_slist_free(li);