From 26a71f646a826806352f5468644a6b0764701f6a Mon Sep 17 00:00:00 2001
From: Rodney <rodney.baker@gmail.com>
Date: Apr 08 2020 19:47:21 +0000
Subject: Merge pull request #3217 from martinvanzijl/issue-1262-keep-textbox-focus-option


Keep focus on textboxes when moving mouse to another panel
---

diff --git a/toonz/sources/toonz/pane.cpp b/toonz/sources/toonz/pane.cpp
index 463ae26..a7eebeb 100644
--- a/toonz/sources/toonz/pane.cpp
+++ b/toonz/sources/toonz/pane.cpp
@@ -32,6 +32,7 @@
 #include <assert.h>
 #include <QDesktopWidget>
 #include <QDialog>
+#include <QLineEdit>
 
 extern TEnv::StringVar EnvSafeAreaName;
 
@@ -127,7 +128,21 @@ void TPanel::enterEvent(QEvent *event) {
   // Only when Toonz application is active
   QWidget *w = qApp->activeWindow();
   if (w) {
-    widgetFocusOnEnter();
+    // grab the focus, unless a line-edit is focused currently
+    bool shouldSetFocus = true;
+
+    QWidget *focusWidget = qApp->focusWidget();
+    if (focusWidget) {
+      QLineEdit *lineEdit = dynamic_cast<QLineEdit *>(focusWidget);
+      if (lineEdit) {
+        shouldSetFocus = false;
+      }
+    }
+
+    if (shouldSetFocus) {
+      widgetFocusOnEnter();
+    }
+
     // Some panels (e.g. Viewer, StudioPalette, Palette, ColorModel) are
     // activated when mouse enters. Viewer is activatable only when being
     // docked.
diff --git a/toonz/sources/toonz/sceneviewerevents.cpp b/toonz/sources/toonz/sceneviewerevents.cpp
index 1791a49..20cf63c 100644
--- a/toonz/sources/toonz/sceneviewerevents.cpp
+++ b/toonz/sources/toonz/sceneviewerevents.cpp
@@ -440,7 +440,21 @@ void SceneViewer::onEnter() {
     tool->onEnter();
   }
 
-  setFocus();
+  // grab the focus, unless a line-edit is focused currently
+  bool shouldSetFocus = true;
+
+  QWidget *focusWidget = qApp->focusWidget();
+  if (focusWidget) {
+    QLineEdit *lineEdit = dynamic_cast<QLineEdit *>(focusWidget);
+    if (lineEdit) {
+      shouldSetFocus = false;
+    }
+  }
+
+  if (shouldSetFocus) {
+    setFocus();
+  }
+
   update();
 }