X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fsubwindows%2Fdecoder_selector%2Fsubwindow.cpp;h=719d2efa1456142ac940936ec80560e671ad2a6e;hp=80b0f382faee4182fb860452f78421f4fa860c30;hb=b229a1b72d6f675e0fcf14aa83285e5c3ca122be;hpb=97378470ded88af84edaa0f1063d10d834475665

diff --git a/pv/subwindows/decoder_selector/subwindow.cpp b/pv/subwindows/decoder_selector/subwindow.cpp
index 80b0f382..719d2efa 100644
--- a/pv/subwindows/decoder_selector/subwindow.cpp
+++ b/pv/subwindows/decoder_selector/subwindow.cpp
@@ -22,6 +22,7 @@
 #include <QDebug>
 #include <QInputDialog>
 #include <QLabel>
+#include <QLineEdit>
 #include <QPushButton>
 #include <QVBoxLayout>
 
@@ -36,26 +37,89 @@ namespace subwindows {
 namespace decoder_selector {
 
 
+bool QCustomSortFilterProxyModel::filterAcceptsRow(int source_row,
+	const QModelIndex& source_parent) const
+{
+	// Search model recursively
+
+	if (QSortFilterProxyModel::filterAcceptsRow(source_row, source_parent))
+		return true;
+
+	const QModelIndex index = sourceModel()->index(source_row, 0, source_parent);
+
+	for (int i = 0; i < sourceModel()->rowCount(index); i++)
+		if (filterAcceptsRow(i, index))
+			return true;
+
+	return false;
+}
+
+
+void QCustomTreeView::currentChanged(const QModelIndex& current,
+	const QModelIndex& previous)
+{
+	QTreeView::currentChanged(current, previous);
+	currentChanged(current);
+}
+
+
 SubWindow::SubWindow(Session& session, QWidget* parent) :
 	SubWindowBase(session, parent),
 	splitter_(new QSplitter()),
-	tree_view_(new QTreeView()),
-	model_(new DecoderCollectionModel())
+	tree_view_(new QCustomTreeView()),
+	info_box_(new QWidget()),
+	info_label_header_(new QLabel()),
+	info_label_body_(new QLabel()),
+	info_label_footer_(new QLabel()),
+	model_(new DecoderCollectionModel()),
+	sort_filter_model_(new QCustomSortFilterProxyModel())
 {
 	QVBoxLayout* root_layout = new QVBoxLayout(this);
 	root_layout->setContentsMargins(0, 0, 0, 0);
 	root_layout->addWidget(splitter_);
 
-	splitter_->addWidget(tree_view_);
+	QWidget* upper_container = new QWidget();
+	QVBoxLayout* upper_layout = new QVBoxLayout(upper_container);
+	upper_layout->setContentsMargins(0, 5, 0, 0);
+	QLineEdit* filter = new QLineEdit();
+	upper_layout->addWidget(filter);
+	upper_layout->addWidget(tree_view_);
+
+	splitter_->setOrientation(Qt::Vertical);
+	splitter_->addWidget(upper_container);
+	splitter_->addWidget(info_box_);
+
+	const QIcon filter_icon(QIcon::fromTheme("search",
+		QIcon(":/icons/search.svg")));
+	filter->setClearButtonEnabled(true);
+	filter->addAction(filter_icon, QLineEdit::LeadingPosition);
+
+	sort_filter_model_->setSourceModel(model_);
+	sort_filter_model_->setFilterCaseSensitivity(Qt::CaseInsensitive);
 
-	tree_view_->setModel(model_);
+	tree_view_->setModel(sort_filter_model_);
 	tree_view_->setRootIsDecorated(true);
+	tree_view_->setSortingEnabled(true);
+	tree_view_->sortByColumn(0, Qt::AscendingOrder);
 
 	// Hide the columns that hold the detailed item information
 	tree_view_->hideColumn(2);  // ID
 
-	connect(tree_view_, SIGNAL(doubleClicked(const QModelIndex&)),
-		this, SLOT(on_item_double_clicked(const QModelIndex&)));
+	info_box_->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+	QVBoxLayout* info_box_layout = new QVBoxLayout(info_box_);
+	info_box_layout->addWidget(info_label_header_);
+	info_box_layout->addWidget(info_label_body_);
+	info_box_layout->addWidget(info_label_footer_);
+	info_label_body_->setWordWrap(true);
+	info_label_body_->setText(tr("Select a decoder to see its description here."));
+
+	connect(filter, SIGNAL(textChanged(const QString&)),
+		this, SLOT(on_filter_changed(const QString&)));
+
+	connect(tree_view_, SIGNAL(currentChanged(const QModelIndex&)),
+		this, SLOT(on_item_changed(const QModelIndex&)));
+	connect(tree_view_, SIGNAL(activated(const QModelIndex&)),
+		this, SLOT(on_item_activated(const QModelIndex&)));
 
 	connect(this, SIGNAL(new_decoders_selected(vector<const srd_decoder*>)),
 		&session, SLOT(on_new_decoders_selected(vector<const srd_decoder*>)));
@@ -125,7 +189,41 @@ vector<const srd_decoder*> SubWindow::decoders_providing(const char* output) con
 	return ret_val;
 }
 
-void SubWindow::on_item_double_clicked(const QModelIndex& index)
+void SubWindow::on_item_changed(const QModelIndex& index)
+{
+	if (!index.isValid())
+		return;
+
+	QModelIndex id_index = index.model()->index(index.row(), 2, index.parent());
+	QString decoder_name = index.model()->data(id_index, Qt::DisplayRole).toString();
+
+	if (decoder_name.isEmpty())
+		return;
+
+	const srd_decoder* d = get_srd_decoder_from_id(decoder_name);
+
+	const QString id = QString::fromUtf8(d->id);
+	const QString longname = QString::fromUtf8(d->longname);
+	const QString desc = QString::fromUtf8(d->desc);
+	const QString doc = QString::fromUtf8(srd_decoder_doc_get(d));
+
+	QString tags;
+	GSList* l = g_slist_copy((GSList*)d->tags);
+	for (GSList* li = l; li; li = li->next) {
+		QString s = (li == l) ?
+			tr((char*)li->data) :
+			QString(tr(", %1")).arg(tr((char*)li->data));
+		tags.append(s);
+	}
+	g_slist_free(l);
+
+	info_label_header_->setText(QString("<span style='font-size:large;font-weight:bold'>%1 (%2)</span><br>%3")
+		.arg(longname, id, desc));
+	info_label_body_->setText(doc);
+	info_label_footer_->setText(tr("<p align='right'>Tags: %1</p>").arg(tags));
+}
+
+void SubWindow::on_item_activated(const QModelIndex& index)
 {
 	if (!index.isValid())
 		return;
@@ -193,6 +291,11 @@ void SubWindow::on_item_double_clicked(const QModelIndex& index)
 	new_decoders_selected(decoders);
 }
 
+void SubWindow::on_filter_changed(const QString& text)
+{
+	sort_filter_model_->setFilterFixedString(text);
+}
+
 } // namespace decoder_selector
 } // namespace subwindows
 } // namespace pv