1 files changed, 99 insertions, 0 deletions
diff --git a/ui/qt/widgets/pref_module_view.cpp b/ui/qt/widgets/pref_module_view.cpp
new file mode 100644
index 00000000..3a3a5451
--- /dev/null
+++ b/ui/qt/widgets/pref_module_view.cpp
@@ -0,0 +1,99 @@
+/* pref_module_view.cpp
+ * Tree view of preference module data.
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include "pref_module_view.h"
+#include <ui/qt/models/pref_models.h>
+
+#include <QHeaderView>
+
+PrefModuleTreeView::PrefModuleTreeView(QWidget *parent) : QTreeView(parent),
+    appearanceName_(PrefsModel::typeToString(PrefsModel::Appearance))
+{
+}
+
+void PrefModuleTreeView::setPane(const QString module_name)
+{
+    QModelIndex newIndex, modelIndex, appearanceIndex, protocolIndex, statIndex;
+    QString moduleName;
+    int row;
+
+    //look for the pane name in the main tree before trying children
+    for (row = 0; row < model()->rowCount(); row++)
+    {
+        modelIndex = model()->index(row, ModulePrefsModel::colName);
+        moduleName = model()->data(modelIndex, ModulePrefsModel::ModuleName).toString();
+
+        if (moduleName.compare(appearanceName_) == 0) {
+            appearanceIndex = modelIndex;
+        } else if (moduleName.compare("Protocols") == 0) {
+            protocolIndex = modelIndex;
+        } else if (moduleName.compare("Statistics") == 0) {
+            statIndex = modelIndex;
+        }
+
+        if (moduleName.compare(module_name) == 0) {
+            newIndex = modelIndex;
+            break;
+        }
+    }
+
+    //Look through appearance children
+    if (!newIndex.isValid()) {
+        newIndex = findModule(appearanceIndex, module_name);
+    }
+
+    //Look through protocol children
+    if (!newIndex.isValid()) {
+        newIndex = findModule(protocolIndex, module_name);
+    }
+
+    //Look through stat children
+    if (!newIndex.isValid()) {
+        newIndex = findModule(statIndex, module_name);
+    }
+
+    setCurrentIndex(newIndex);
+}
+
+QModelIndex PrefModuleTreeView::findModule(QModelIndex& parent, const QString& name)
+{
+    QModelIndex findIndex, modelIndex;
+    QString module_name;
+
+    for (int row = 0; row < model()->rowCount(parent); row++)
+    {
+        modelIndex = model()->index(row, ModulePrefsModel::colName, parent);
+        module_name = model()->data(modelIndex, ModulePrefsModel::ModuleName).toString();
+        if (name.compare(module_name) == 0) {
+            findIndex = modelIndex;
+            break;
+        }
+        if (model()->rowCount(modelIndex) > 0) {
+            findIndex = findModule(modelIndex, name);
+            if (findIndex.isValid())
+                break;
+        }
+    }
+
+    return findIndex;
+}
+
+
+void PrefModuleTreeView::currentChanged(const QModelIndex &current, const QModelIndex &previous)
+{
+    if (current.isValid())
+    {
+        QString module_name = model()->data(current, ModulePrefsModel::ModuleName).toString();
+
+        emit goToPane(module_name);
+    }
+
+    QTreeView::currentChanged(current, previous);
+}