From dddbeb27dfc9811d77209e487289af5c62472859 Mon Sep 17 00:00:00 2001
From: codereader <greebo@angua.at>
Date: Tue, 17 Nov 2020 09:30:28 +0100
Subject: [PATCH] #5108: Add second option to browse for a specific PK4 and
 list its contents (not implemented yet)

---
 radiant/ui/mapselector/MapSelector.cpp | 48 ++++++++++++++++++++++++++
 radiant/ui/mapselector/MapSelector.h   |  7 ++++
 2 files changed, 55 insertions(+)

diff --git a/radiant/ui/mapselector/MapSelector.cpp b/radiant/ui/mapselector/MapSelector.cpp
index 9dc7f41716..f45426362b 100644
--- a/radiant/ui/mapselector/MapSelector.cpp
+++ b/radiant/ui/mapselector/MapSelector.cpp
@@ -28,6 +28,8 @@ MapSelector::MapSelector() :
     wxBoxSizer* vbox = new wxBoxSizer(wxVERTICAL);
     GetSizer()->Add(vbox, 1, wxEXPAND | wxALL, 12);
 
+    setupPathSelector(vbox);
+
     setupTreeView(this);
     vbox->Add(_treeView, 1, wxEXPAND);
 
@@ -107,8 +109,54 @@ void MapSelector::setupTreeView(wxWindow* parent)
     _treeView->SetFileExtensions(fileExtensions);
 }
 
+void MapSelector::setupPathSelector(wxSizer* parentSizer)
+{
+    // Path selection box
+    wxBoxSizer* hbox = new wxBoxSizer(wxHORIZONTAL);
+
+    _useModPath = new wxRadioButton(this, wxID_ANY, _("Browse mod resources"),
+        wxDefaultPosition, wxDefaultSize, wxRB_GROUP);
+
+    _useCustomPath = new wxRadioButton(this, wxID_ANY, _("Browse custom PAK:"));
+    _customPath = new wxutil::PathEntry(this, filetype::TYPE_PAK, true);
+
+    // Connect to the changed event
+    _customPath->Bind(wxutil::EV_PATH_ENTRY_CHANGED, [&](wxCommandEvent& ev)
+    {
+        _useCustomPath->SetValue(true);
+        onPathSelectionChanged();
+    });
+
+    hbox->Add(_useModPath, 0, wxALIGN_CENTER_VERTICAL | wxLEFT, 6);
+    hbox->Add(_useCustomPath, 0, wxLEFT | wxALIGN_CENTER_VERTICAL, 6);
+    hbox->Add(_customPath, 1, wxLEFT, 6);
+
+    parentSizer->Add(hbox, 0, wxBOTTOM | wxEXPAND, 12);
+
+    // Wire up the signals
+    _useModPath->Bind(wxEVT_RADIOBUTTON, [&](wxCommandEvent& ev)
+    {
+        onPathSelectionChanged();
+    });
+
+    _useCustomPath->Bind(wxEVT_RADIOBUTTON, [&](wxCommandEvent& ev)
+    {
+        onPathSelectionChanged();
+    });
+}
+
+void MapSelector::onPathSelectionChanged()
+{
+    populateTree();
+}
+
 std::string MapSelector::getBaseFolder()
 {
+    if (_useCustomPath->GetValue() && !_customPath->getValue().empty())
+    {
+        return _customPath->getValue();
+    }
+
     return ""; // use an empty path which resembles the VFS root
 }
 
diff --git a/radiant/ui/mapselector/MapSelector.h b/radiant/ui/mapselector/MapSelector.h
index 091d780726..d9bde1d9bf 100644
--- a/radiant/ui/mapselector/MapSelector.h
+++ b/radiant/ui/mapselector/MapSelector.h
@@ -5,6 +5,7 @@
 #include "wxutil/dialog/DialogBase.h"
 #include "wxutil/fsview/FileSystemView.h"
 #include "wxutil/WindowPosition.h"
+#include "wxutil/PathEntry.h"
 
 class wxStdDialogButtonSizer;
 
@@ -22,6 +23,10 @@ class MapSelector :
     // Main tree view with the folder hierarchy
     wxutil::FileSystemView* _treeView;
 
+    wxRadioButton* _useModPath;
+    wxRadioButton* _useCustomPath;
+    wxutil::PathEntry* _customPath;
+
     // The window position tracker
     wxutil::WindowPosition _position;
 
@@ -34,6 +39,7 @@ class MapSelector :
 
     // Helper functions to configure GUI components
     void setupTreeView(wxWindow* parent);
+    void setupPathSelector(wxSizer* parentSizer);
 
     // Populate the tree view with files
     void populateTree();
@@ -48,6 +54,7 @@ class MapSelector :
     void onRescanPath(wxCommandEvent& ev);
     void onSelectionChanged(wxutil::FileSystemView::SelectionChangedEvent& ev);
     void updateButtonSensitivity();
+    void onPathSelectionChanged();
 
 public:
     int ShowModal() override;