1 files changed, 98 insertions, 0 deletions
diff --git a/ui/qt/supported_protocols_dialog.cpp b/ui/qt/supported_protocols_dialog.cpp
new file mode 100644
index 0000000..eea2d73
--- /dev/null
+++ b/ui/qt/supported_protocols_dialog.cpp
@@ -0,0 +1,98 @@
+/* supported_protocols_dialog.cpp
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include "config.h"
+
+#include "supported_protocols_dialog.h"
+#include <ui_supported_protocols_dialog.h>
+#include <epan/prefs.h>
+
+#include <QElapsedTimer>
+
+#include "main_application.h"
+
+SupportedProtocolsDialog::SupportedProtocolsDialog(QWidget *parent) :
+    GeometryStateDialog(parent),
+    ui(new Ui::SupportedProtocolsDialog),
+    supported_protocols_model_(new SupportedProtocolsModel()),
+    proxyModel_(new SupportedProtocolsProxyModel(this))
+{
+    ui->setupUi(this);
+
+    proxyModel_->setSourceModel(supported_protocols_model_);
+    ui->supportedProtocolsTreeView->setModel(proxyModel_);
+
+    //always sort by protocol/field name
+    proxyModel_->sort(SupportedProtocolsModel::colName);
+
+    if (parent)
+        loadGeometry(parent->width() * 3 / 4, parent->height());
+    setAttribute(Qt::WA_DeleteOnClose, true);
+
+    setWindowTitle(mainApp->windowTitleString(tr("Supported Protocols")));
+
+    // Some of our names are unreasonably long.
+    int one_em = fontMetrics().height();
+    ui->supportedProtocolsTreeView->setColumnWidth(SupportedProtocolsModel::colName, one_em * 15);
+    ui->supportedProtocolsTreeView->setColumnWidth(SupportedProtocolsModel::colFilter, one_em * 10);
+    ui->supportedProtocolsTreeView->setColumnWidth(SupportedProtocolsModel::colType, one_em * 12);
+    ui->supportedProtocolsTreeView->setColumnWidth(SupportedProtocolsModel::colDescription, one_em * 30);
+
+    QTimer::singleShot(0, this, SLOT(fillTree()));
+
+    /* Create a single-shot timer for debouncing calls to
+     * updateSearchLineEdit() */
+    searchLineEditTimer = new QTimer(this);
+    searchLineEditTimer->setSingleShot(true);
+    connect(searchLineEditTimer, &QTimer::timeout, this, &SupportedProtocolsDialog::updateSearchLineEdit);
+}
+
+SupportedProtocolsDialog::~SupportedProtocolsDialog()
+{
+    delete searchLineEditTimer;
+    delete ui;
+    delete supported_protocols_model_;
+    delete proxyModel_;
+}
+
+void SupportedProtocolsDialog::updateStatistics()
+{
+    QLocale locale = QLocale::system();
+    QString hint = tr("%1 protocols, %2 fields.")
+            .arg(locale.toString(supported_protocols_model_->rowCount()))
+            .arg(locale.toString(supported_protocols_model_->fieldCount()));
+    ui->hintLabel->setText(hint);
+}
+
+void SupportedProtocolsDialog::fillTree()
+{
+    supported_protocols_model_->populate();
+    updateStatistics();
+}
+
+void SupportedProtocolsDialog::updateSearchLineEdit()
+{
+    proxyModel_->setFilter(searchLineEditText);
+}
+
+void SupportedProtocolsDialog::on_searchLineEdit_textChanged(const QString &search_re)
+{
+    /* As filtering the list of protocols takes a noticeable amount
+     * of time and so would introduce significant lag while typing a string
+     * into the Search box, we instead debounce the call to
+     * proxyModel_->setFilter(), so that it doesn't run until a set amount of
+     * time has elapsed with no updates to the Search field.
+     *
+     * If the user types something before the timer elapses, the timer restarts
+     * the countdown.
+     */
+    searchLineEditText = search_re;
+    guint gui_debounce_timer = prefs_get_uint_value("gui", "debounce.timer");
+    searchLineEditTimer->start(gui_debounce_timer);
+}