From d8a78e668b3fce00170b59e84888493a5135429a Mon Sep 17 00:00:00 2001
From: Evgeny Prikazchikov <eprikazchikov@mail.ru>
Date: Mon, 22 Dec 2025 10:25:26 +0300
Subject: [PATCH] Graph nodes creation issues fixed

---
 engine/includes/editor/viewport/viewport.h       |  3 ++-
 engine/src/editor/viewport/viewport.cpp          | 16 +++++++++++-----
 .../editor/graph/actions/createnode.cpp          |  4 ++--
 .../grapheditor/editor/graph/graphnode.cpp       |  9 +++++++++
 .../editor/grapheditor/editor/graph/graphnode.h  |  5 +++--
 5 files changed, 27 insertions(+), 10 deletions(-)

diff --git a/engine/includes/editor/viewport/viewport.h b/engine/includes/editor/viewport/viewport.h
index 7796e411d..c12750d60 100644
--- a/engine/includes/editor/viewport/viewport.h
+++ b/engine/includes/editor/viewport/viewport.h
@@ -64,7 +64,7 @@ class ENGINE_EXPORT Viewport : public QWidget {
 
     QWindow *rhiWindow() { return m_rhiWindow; }
 
-    bool isFocused() const;
+    bool isFocused();
 
 public slots:
     void onInProgressFlag(bool flag);
@@ -120,6 +120,7 @@ protected slots:
 
     Texture *m_color;
 
+    bool m_focusedView;
     bool m_gameView;
     bool m_gamePaused;
     bool m_liveUpdate;
diff --git a/engine/src/editor/viewport/viewport.cpp b/engine/src/editor/viewport/viewport.cpp
index c422f12e4..c0c376e2f 100644
--- a/engine/src/editor/viewport/viewport.cpp
+++ b/engine/src/editor/viewport/viewport.cpp
@@ -41,6 +41,7 @@ Viewport::Viewport(QWidget *parent) :
         m_tasksMenu(nullptr),
         m_bufferMenu(nullptr),
         m_color(nullptr),
+        m_focusedView(false),
         m_gameView(false),
         m_gamePaused(false),
         m_liveUpdate(false),
@@ -219,8 +220,6 @@ void Viewport::onDraw() {
                 m_controller->update();
             }
             instance.update();
-        } else {
-            instance.reset();
         }
 
         if(m_screenInProgress && m_color) {
@@ -316,12 +315,19 @@ void Viewport::readPixels(void *object) {
     }
 }
 
-bool Viewport::isFocused() const {
+bool Viewport::isFocused() {
+    bool focus = false;
 #ifdef Q_OS_MACOS
-    return rect().contains(mapFromGlobal(QCursor::pos()));
+    focus = rect().contains(mapFromGlobal(QCursor::pos()));
 #else
-    return (QGuiApplication::focusWindow() == m_rhiWindow);
+    focus = QGuiApplication::focusWindow() == m_rhiWindow;
 #endif
+    if(focus != m_focusedView) {
+        m_focusedView = focus;
+        EditorPlatform::instance().reset();
+    }
+
+    return focus;
 }
 
 void Viewport::onBufferMenu() {
diff --git a/modules/editor/grapheditor/editor/graph/actions/createnode.cpp b/modules/editor/grapheditor/editor/graph/actions/createnode.cpp
index 195d37434..7a19a1544 100644
--- a/modules/editor/grapheditor/editor/graph/actions/createnode.cpp
+++ b/modules/editor/grapheditor/editor/graph/actions/createnode.cpp
@@ -51,8 +51,8 @@ void CreateNode::redo() {
         GraphNode *snd = (m_out) ? fromNode : node;
         GraphNode *rcv = (m_out) ? node : fromNode;
         if(snd && rcv) {
-            NodePort *sp = (m_fromPort > -1) ? ((m_out) ? item : snd->port(0)) : nullptr;
-            NodePort *rp = (m_fromPort > -1) ? ((m_out) ? rcv->port(0) : item) : nullptr;
+            NodePort *sp = (m_fromPort > -1) ? ((m_out) ? item : snd->firstPort(!m_out)) : nullptr;
+            NodePort *rp = (m_fromPort > -1) ? ((m_out) ? rcv->firstPort(!m_out) : item) : nullptr;
 
             AbstractNodeGraph::Link *link = g->linkCreate(snd, sp, rcv, rp);
             m_linkIndex = g->link(link);
diff --git a/modules/editor/grapheditor/editor/graph/graphnode.cpp b/modules/editor/grapheditor/editor/graph/graphnode.cpp
index 8ed21c361..148bb3c38 100644
--- a/modules/editor/grapheditor/editor/graph/graphnode.cpp
+++ b/modules/editor/grapheditor/editor/graph/graphnode.cpp
@@ -50,6 +50,15 @@ NodePort *GraphNode::port(int position) {
     return nullptr;
 }
 
+NodePort *GraphNode::firstPort(bool out) {
+    for(auto &it : m_ports) {
+        if(it.m_out == out) {
+            return &it;
+        }
+    }
+    return nullptr;
+}
+
 int GraphNode::portPosition(NodePort *port) {
     return port->m_pos;
 }
diff --git a/modules/editor/grapheditor/editor/graph/graphnode.h b/modules/editor/grapheditor/editor/graph/graphnode.h
index cbd25f265..b5271669b 100644
--- a/modules/editor/grapheditor/editor/graph/graphnode.h
+++ b/modules/editor/grapheditor/editor/graph/graphnode.h
@@ -71,9 +71,10 @@ class NODEGRAPH_EXPORT GraphNode : public Object {
     AbstractNodeGraph *graph() const;
     void setGraph(AbstractNodeGraph *graph);
 
-    virtual NodePort *port(int position);
+    NodePort *port(int position);
+    NodePort *firstPort(bool out);
 
-    virtual int portPosition(NodePort *port);
+    int portPosition(NodePort *port);
 
     TString typeName() const override;
     virtual void setTypeName(const TString &name);