DecodeTrace: Change initial pin config description from ? to X

[pulseview.git] / pv / view / decodetrace.cpp

diff --git a/pv/view/decodetrace.cpp b/pv/view/decodetrace.cpp
index 74d0dd6511b623a4c41aba5b66bd6cf13194f830..ec441df40e055b5545f745fbe4a773904602c38b 100644 (file)
--- a/pv/view/decodetrace.cpp
+++ b/pv/view/decodetrace.cpp
@@ -812,14 +812,24 @@ void DecodeTrace::create_decoder_form(int index,
        for (l = decoder->channels; l; l = l->next) {
                const struct srd_channel *const pdch =
                        (struct srd_channel *)l->data;
+
                QComboBox *const combo = create_channel_selector(parent, dec, pdch);
+               QComboBox *const combo_initial_pin = create_channel_selector_initial_pin(parent, dec, pdch);
+
                connect(combo, SIGNAL(currentIndexChanged(int)),
                        this, SLOT(on_channel_selected(int)));
+               connect(combo_initial_pin, SIGNAL(currentIndexChanged(int)),
+                       this, SLOT(on_initial_pin_selected(int)));
+
+               QHBoxLayout *const hlayout = new QHBoxLayout;
+               hlayout->addWidget(combo);
+               hlayout->addWidget(combo_initial_pin);
+
                decoder_form->addRow(tr("<b>%1</b> (%2) *")
                        .arg(QString::fromUtf8(pdch->name),
-                            QString::fromUtf8(pdch->desc)), combo);
+                            QString::fromUtf8(pdch->desc)), hlayout);
 
-               const ChannelSelector s = {combo, dec, pdch};
+               const ChannelSelector s = {combo, combo_initial_pin, dec, pdch};
                channel_selectors_.push_back(s);
        }
 
@@ -827,14 +837,24 @@ void DecodeTrace::create_decoder_form(int index,
        for (l = decoder->opt_channels; l; l = l->next) {
                const struct srd_channel *const pdch =
                        (struct srd_channel *)l->data;
+
                QComboBox *const combo = create_channel_selector(parent, dec, pdch);
+               QComboBox *const combo_initial_pin = create_channel_selector_initial_pin(parent, dec, pdch);
+
                connect(combo, SIGNAL(currentIndexChanged(int)),
                        this, SLOT(on_channel_selected(int)));
+               connect(combo_initial_pin, SIGNAL(currentIndexChanged(int)),
+                       this, SLOT(on_initial_pin_selected(int)));
+
+               QHBoxLayout *const hlayout = new QHBoxLayout;
+               hlayout->addWidget(combo);
+               hlayout->addWidget(combo_initial_pin);
+
                decoder_form->addRow(tr("<b>%1</b> (%2)")
                        .arg(QString::fromUtf8(pdch->name),
-                            QString::fromUtf8(pdch->desc)), combo);
+                            QString::fromUtf8(pdch->desc)), hlayout);
 
-               const ChannelSelector s = {combo, dec, pdch};
+               const ChannelSelector s = {combo, combo_initial_pin, dec, pdch};
                channel_selectors_.push_back(s);
        }
 
@@ -891,6 +911,24 @@ QComboBox* DecodeTrace::create_channel_selector(
        return selector;
 }
 
+QComboBox* DecodeTrace::create_channel_selector_initial_pin(QWidget *parent,
+       const shared_ptr<data::decode::Decoder> &dec, const srd_channel *const pdch)
+{
+       QComboBox *selector = new QComboBox(parent);
+
+       selector->addItem("0", qVariantFromValue((int)SRD_INITIAL_PIN_LOW));
+       selector->addItem("1", qVariantFromValue((int)SRD_INITIAL_PIN_HIGH));
+       selector->addItem("X", qVariantFromValue((int)SRD_INITIAL_PIN_SAME_AS_SAMPLE0));
+
+       // Default to index 2 (SRD_INITIAL_PIN_SAME_AS_SAMPLE0).
+       const int idx = (!dec->initial_pins()) ? 2 : dec->initial_pins()->data[pdch->order];
+       selector->setCurrentIndex(idx);
+
+       selector->setToolTip("Initial (assumed) pin value before the first sample");
+
+       return selector;
+}
+
 void DecodeTrace::commit_decoder_channels(shared_ptr<data::decode::Decoder> &dec)
 {
        assert(dec);
@@ -900,6 +938,10 @@ void DecodeTrace::commit_decoder_channels(shared_ptr<data::decode::Decoder> &dec
        const unordered_set< shared_ptr<data::SignalBase> >
                sigs(session_.signalbases());
 
+       GArray *const initial_pins = g_array_sized_new(FALSE, TRUE,
+               sizeof(uint8_t), channel_selectors_.size());
+       g_array_set_size(initial_pins, channel_selectors_.size());
+
        for (const ChannelSelector &s : channel_selectors_) {
                if (s.decoder_ != dec)
                        break;
@@ -913,9 +955,15 @@ void DecodeTrace::commit_decoder_channels(shared_ptr<data::decode::Decoder> &dec
                                channel_map[s.pdch_] = sig;
                                break;
                        }
+
+               int selection_initial_pin = s.combo_initial_pin_->itemData(
+                       s.combo_initial_pin_->currentIndex()).value<int>();
+
+               initial_pins->data[s.pdch_->order] = selection_initial_pin;
        }
 
        dec->set_channels(channel_map);
+       dec->set_initial_pins(initial_pins);
 }
 
 void DecodeTrace::commit_channels()
@@ -950,6 +998,11 @@ void DecodeTrace::on_channel_selected(int)
        commit_channels();
 }
 
+void DecodeTrace::on_initial_pin_selected(int)
+{
+       commit_channels();
+}
+
 void DecodeTrace::on_stack_decoder(srd_decoder *decoder)
 {
        shared_ptr<pv::data::DecoderStack> decoder_stack = base_->decoder_stack();