From dc303cdd7d21775deb53220b3f6daa27cc0c34b1 Mon Sep 17 00:00:00 2001
From: f4exb <f4exb06@gmail.com>
Date: Mon, 25 Apr 2022 23:48:14 +0200
Subject: [PATCH] Massive UI revamping (v7): Renumerate workspaces and
 workspace index in sub windows after empty workspace trimmin. Fixes #1212

---
 sdrgui/gui/workspace.cpp | 13 +++++++++++++
 sdrgui/gui/workspace.h   |  2 ++
 sdrgui/mainwindow.cpp    | 27 +++++++++++++++++++++++++++
 3 files changed, 42 insertions(+)

diff --git a/sdrgui/gui/workspace.cpp b/sdrgui/gui/workspace.cpp
index a40b82bee..a9345417e 100644
--- a/sdrgui/gui/workspace.cpp
+++ b/sdrgui/gui/workspace.cpp
@@ -215,6 +215,19 @@ Workspace::~Workspace()
     qDebug("Workspace::~Workspace: end");
 }
 
+void Workspace::setIndex(int index)
+{
+    m_index = index;
+    setWindowTitle(tr("W%1").arg(m_index));
+    setObjectName(tr("W%1").arg(m_index));
+    m_titleLabel->setText(windowTitle());
+}
+
+QList<QMdiSubWindow *> Workspace::getSubWindowList() const
+{
+    return m_mdi->subWindowList();
+}
+
 void Workspace::toggleFloating()
 {
     setFloating(!isFloating());
diff --git a/sdrgui/gui/workspace.h b/sdrgui/gui/workspace.h
index 309332c15..fff92eaa7 100644
--- a/sdrgui/gui/workspace.h
+++ b/sdrgui/gui/workspace.h
@@ -40,6 +40,7 @@ public:
     ~Workspace();
 
     int getIndex() const { return m_index; }
+    void setIndex(int index);
     void resetAvailableFeatures() { m_featureAddDialog.resetFeatureNames(); }
     void addAvailableFeatures(const QStringList& featureNames) { m_featureAddDialog.addFeatureNames(featureNames); }
     void addToMdiArea(QMdiSubWindow *sub);
@@ -47,6 +48,7 @@ public:
     int getNumberOfSubWindows() const;
     QByteArray saveMdiGeometry();
     void restoreMdiGeometry(const QByteArray& blob);
+    QList<QMdiSubWindow *> getSubWindowList() const;
 
 private:
     int m_index;
diff --git a/sdrgui/mainwindow.cpp b/sdrgui/mainwindow.cpp
index 6fcd1cc19..338c08567 100644
--- a/sdrgui/mainwindow.cpp
+++ b/sdrgui/mainwindow.cpp
@@ -1830,6 +1830,33 @@ void MainWindow::removeEmptyWorkspaces()
             ++it;
         }
     }
+
+    // Renumerate
+    for (int i = 0; i < m_workspaces.size(); i++)
+    {
+        Workspace *workspace = m_workspaces[i];
+        workspace->setIndex(i);
+        QList<QMdiSubWindow *> subWindows = workspace->getSubWindowList();
+
+        for (auto& subWindow : subWindows)
+        {
+            if (qobject_cast<DeviceGUI*>(subWindow)) {
+                qobject_cast<DeviceGUI*>(subWindow)->setWorkspaceIndex(i);
+            }
+
+            if (qobject_cast<MainSpectrumGUI*>(subWindow)) {
+                qobject_cast<MainSpectrumGUI*>(subWindow)->setWorkspaceIndex(i);
+            }
+
+            if (qobject_cast<ChannelGUI*>(subWindow)) {
+                qobject_cast<ChannelGUI*>(subWindow)->setWorkspaceIndex(i);
+            }
+
+            if (qobject_cast<FeatureGUI*>(subWindow)) {
+                qobject_cast<FeatureGUI*>(subWindow)->setWorkspaceIndex(i);
+            }
+        }
+    }
 }
 
 void MainWindow::on_action_View_Fullscreen_toggled(bool checked)