From 930982028d7d8c832f3b2dcca373e69e9cfd81a6 Mon Sep 17 00:00:00 2001
From: kevin <kevin@larke.org>
Date: Sat, 19 Oct 2024 12:37:13 -0400
Subject: [PATCH] cwFlowNet.cpp : Fixed bug where poly nets UI elements were
 not released. Added and set ui_var_t.has_source_fl.

---
 cwFlowDecl.h  |  7 ++++---
 cwFlowNet.cpp | 15 ++++++++++++---
 2 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/cwFlowDecl.h b/cwFlowDecl.h
index 1392559..6ec73fb 100644
--- a/cwFlowDecl.h
+++ b/cwFlowDecl.h
@@ -102,7 +102,7 @@ namespace cw
 
     typedef struct ui_proc_desc_str
     {
-      const char*  label;
+      const char*  label;     // class label
       ui_preset_t* presetA;   // presetA[ presetN ]
       unsigned     presetN;      
     } ui_proc_desc_t;
@@ -111,14 +111,15 @@ namespace cw
     
     typedef struct ui_var_str
     {
-      struct ui_proc_str* ui_proc;
+      struct ui_proc_str* ui_proc; // owning proc
       
       const char* label;         // flow::variable_t::label
       unsigned    label_sfx_id;  // flow::variable_t::label_sfx_id
 
       const       object_t* desc_cfg;     // var desc cfg from flow::var_desc_t
       unsigned              desc_flags;   // flow::var_desc_t::flags
-      
+
+      bool        has_source_fl;  // true if this var is connected to a source var
       unsigned    value_tid;      // flow::variable_t::type
       unsigned    vid;            // flow::variable_t::vid
       unsigned    ch_idx;         // flow::variable_t::chIdx
diff --git a/cwFlowNet.cpp b/cwFlowNet.cpp
index 4fd94fd..06aec55 100644
--- a/cwFlowNet.cpp
+++ b/cwFlowNet.cpp
@@ -132,12 +132,20 @@ namespace cw
 
       for(unsigned i=0; i<ui_net->procN; ++i)
       {
+        ui_net_t* iun = ui_net->procA[i].internal_net;
+        while( iun!=nullptr )
+        {
+          ui_net_t* iun0 = iun->poly_link;
+          _destroy_ui_net(iun);
+          iun = iun0;
+        }
+          
         mem::release(ui_net->procA[i].varA);
+
       }
+
       mem::release(ui_net->procA);
       mem::release(ui_net->presetA);
-      
-
       mem::release(ui_net);
       return rc;
     }
@@ -3110,6 +3118,7 @@ namespace cw
             ui_var->ui_proc      = ui_proc;
             ui_var->label        = var->label;
             ui_var->label_sfx_id = var->label_sfx_id;
+            ui_var->has_source_fl= is_connected_to_source( var );
             ui_var->vid          = var->vid;
             ui_var->ch_cnt       = var_channel_count( net.procA[i], var->label, var->label_sfx_id );
             ui_var->ch_idx       = var->chIdx;
@@ -3132,7 +3141,7 @@ namespace cw
 
       ui_net_ref->presetA = mem::allocZ<ui_preset_t>(net.presetN);
       ui_net_ref->presetN = net.presetN;
-      
+
       for(unsigned i=0; i<ui_net_ref->presetN; ++i)
       {
         ui_net_ref->presetA[i].label = net.presetA[i].label;