]> sigrok.org Git - pulseview.git/blobdiff - pv/views/trace/decodetrace.cpp
Fix #1412 by only showing suitable PDs, not all of them
[pulseview.git] / pv / views / trace / decodetrace.cpp
index 651b8c3d77b27f7797d66285896ab56da69f9959..8ff00cd296ecb005a99dcbcc69219ee5023c67de 100644 (file)
@@ -173,7 +173,7 @@ void DecodeTrace::paint_mid(QPainter &p, ViewItemPaintParams &pp)
 
        // Iterate through the rows
        int y = get_visual_y();
-       pair<uint64_t, uint64_t> sample_range = get_sample_range(pp.left(), pp.right());
+       pair<uint64_t, uint64_t> sample_range = get_view_sample_range(pp.left(), pp.right());
 
        // Just because the view says we see a certain sample range it
        // doesn't mean we have this many decoded samples, too, so crop
@@ -263,6 +263,31 @@ void DecodeTrace::paint_fore(QPainter &p, ViewItemPaintParams &pp)
                paint_hover_marker(p);
 }
 
+void DecodeTrace::update_stack_button()
+{
+       const vector< shared_ptr<data::decode::Decoder> > &stack = decode_signal_->decoder_stack();
+
+       // Only show decoders in the menu that can be stacked onto the last one in the stack
+       if (!stack.empty()) {
+               const srd_decoder* d = stack.back()->decoder();
+
+               if (d->outputs) {
+                       pv::widgets::DecoderMenu *const decoder_menu =
+                               new pv::widgets::DecoderMenu(stack_button_, (const char*)(d->outputs->data));
+                       connect(decoder_menu, SIGNAL(decoder_selected(srd_decoder*)),
+                               this, SLOT(on_stack_decoder(srd_decoder*)));
+
+                       stack_button_->setMenu(decoder_menu);
+                       stack_button_->show();
+                       return;
+               }
+       }
+
+       // No decoders available for stacking
+       stack_button_->setMenu(nullptr);
+       stack_button_->hide();
+}
+
 void DecodeTrace::populate_popup_form(QWidget *parent, QFormLayout *form)
 {
        using pv::data::decode::Decoder;
@@ -297,18 +322,12 @@ void DecodeTrace::populate_popup_form(QWidget *parent, QFormLayout *form)
        }
 
        // Add stacking button
-       pv::widgets::DecoderMenu *const decoder_menu =
-               new pv::widgets::DecoderMenu(parent);
-       connect(decoder_menu, SIGNAL(decoder_selected(srd_decoder*)),
-               this, SLOT(on_stack_decoder(srd_decoder*)));
-
-       QPushButton *const stack_button =
-               new QPushButton(tr("Stack Decoder"), parent);
-       stack_button->setMenu(decoder_menu);
-       stack_button->setToolTip(tr("Stack a higher-level decoder on top of this one"));
+       stack_button_ = new QPushButton(tr("Stack Decoder"), parent);
+       stack_button_->setToolTip(tr("Stack a higher-level decoder on top of this one"));
+       update_stack_button();
 
        QHBoxLayout *stack_button_box = new QHBoxLayout;
-       stack_button_box->addWidget(stack_button, 0, Qt::AlignRight);
+       stack_button_box->addWidget(stack_button_, 0, Qt::AlignRight);
        form->addRow(stack_button_box);
 }
 
@@ -328,6 +347,23 @@ QMenu* DecodeTrace::create_header_context_menu(QWidget *parent)
 
 QMenu* DecodeTrace::create_view_context_menu(QWidget *parent, QPoint &click_pos)
 {
+       // Get entries from default menu before adding our own
+       QMenu *const menu = new QMenu(parent);
+
+       QMenu* default_menu = Trace::create_view_context_menu(parent, click_pos);
+       if (default_menu) {
+               for (QAction *action : default_menu->actions()) {  // clazy:exclude=range-loop
+                       menu->addAction(action);
+                       if (action->parent() == default_menu)
+                               action->setParent(menu);
+               }
+               delete default_menu;
+
+               // Add separator if needed
+               if (menu->actions().length() > 0)
+                       menu->addSeparator();
+       }
+
        try {
                selected_row_ = &visible_rows_[get_row_at_point(click_pos)];
        } catch (out_of_range&) {
@@ -336,20 +372,36 @@ QMenu* DecodeTrace::create_view_context_menu(QWidget *parent, QPoint &click_pos)
 
        // Default sample range is "from here"
        const pair<uint64_t, uint64_t> sample_range =
-               get_sample_range(click_pos.x(), click_pos.x() + 1);
+               get_view_sample_range(click_pos.x(), click_pos.x() + 1);
        selected_sample_range_ = make_pair(sample_range.first, numeric_limits<uint64_t>::max());
 
-       QMenu *const menu = new QMenu(parent);
+       if (decode_signal_->is_paused()) {
+               QAction *const resume =
+                       new QAction(tr("Resume decoding"), this);
+               resume->setIcon(QIcon::fromTheme("media-playback-start",
+                       QIcon(":/icons/media-playback-start.png")));
+               connect(resume, SIGNAL(triggered()), this, SLOT(on_pause_decode()));
+               menu->addAction(resume);
+       } else {
+               QAction *const pause =
+                       new QAction(tr("Pause decoding"), this);
+               pause->setIcon(QIcon::fromTheme("media-playback-pause",
+                       QIcon(":/icons/media-playback-pause.png")));
+               connect(pause, SIGNAL(triggered()), this, SLOT(on_pause_decode()));
+               menu->addAction(pause);
+       }
+
+       menu->addSeparator();
 
        QAction *const export_all_rows =
-                       new QAction(tr("Export all annotations"), this);
+               new QAction(tr("Export all annotations"), this);
        export_all_rows->setIcon(QIcon::fromTheme("document-save-as",
                QIcon(":/icons/document-save-as.png")));
        connect(export_all_rows, SIGNAL(triggered()), this, SLOT(on_export_all_rows()));
        menu->addAction(export_all_rows);
 
        QAction *const export_row =
-                       new QAction(tr("Export all annotations for this row"), this);
+               new QAction(tr("Export all annotations for this row"), this);
        export_row->setIcon(QIcon::fromTheme("document-save-as",
                QIcon(":/icons/document-save-as.png")));
        connect(export_row, SIGNAL(triggered()), this, SLOT(on_export_row()));
@@ -701,7 +753,7 @@ pair<double, double> DecodeTrace::get_pixels_offset_samples_per_pixel() const
        return make_pair(pixels_offset, samplerate * scale);
 }
 
-pair<uint64_t, uint64_t> DecodeTrace::get_sample_range(
+pair<uint64_t, uint64_t> DecodeTrace::get_view_sample_range(
        int x_start, int x_end) const
 {
        double samples_per_pixel, pixels_offset;
@@ -771,7 +823,7 @@ const QString DecodeTrace::get_annotation_at_point(const QPoint &point)
                return QString();
 
        const pair<uint64_t, uint64_t> sample_range =
-               get_sample_range(point.x(), point.x() + 1);
+               get_view_sample_range(point.x(), point.x() + 1);
        const int row = get_row_at_point(point);
        if (row < 0)
                return QString();
@@ -866,7 +918,7 @@ void DecodeTrace::create_decoder_form(int index,
        const vector<DecodeChannel> channels = decode_signal_->get_channels();
 
        // Add the channels
-       for (DecodeChannel ch : channels) {
+       for (const DecodeChannel& ch : channels) {
                // Ignore channels not part of the decoder we create the form for
                if (ch.decoder_ != dec)
                        continue;
@@ -1003,8 +1055,7 @@ void DecodeTrace::export_annotations(vector<Annotation> *annotations) const
        }
 
        QMessageBox msg(owner_->view());
-       msg.setText(tr("Error"));
-       msg.setInformativeText(tr("File %1 could not be written to.").arg(file_name));
+       msg.setText(tr("Error") + "\n\n" + tr("File %1 could not be written to.").arg(file_name));
        msg.setStandardButtons(QMessageBox::Ok);
        msg.setIcon(QMessageBox::Warning);
        msg.exec();
@@ -1037,6 +1088,14 @@ void DecodeTrace::on_decode_finished()
                owner_->row_item_appearance_changed(false, true);
 }
 
+void DecodeTrace::on_pause_decode()
+{
+       if (decode_signal_->is_paused())
+               decode_signal_->resume_decode();
+       else
+               decode_signal_->pause_decode();
+}
+
 void DecodeTrace::delete_pressed()
 {
        on_delete();