Implemented the PrefabViewportFocusPathHandler class, added a breadcrumb widget to the viewport toolbar to display the currently focused prefab path.

Signed-off-by: Danilo Aimini <82231674+AMZN-daimini@users.noreply.github.com>

Code/Editor/ViewportTitleDlg.cpp

@@ -292,8 +292,6 @@ void CViewportTitleDlg::SetViewPane(CLayoutViewPane* pViewPane)
 //////////////////////////////////////////////////////////////////////////
 void CViewportTitleDlg::OnInitDialog()
 {
-    m_ui->m_titleBtn->setText(m_title);
-
     // Add a child parented to us that listens for r_displayInfo changes.
     auto displayInfoHelper = new CViewportTitleDlgDisplayInfoHelper(this);
     connect(displayInfoHelper, &CViewportTitleDlgDisplayInfoHelper::ViewportInfoStatusUpdated, this, &CViewportTitleDlg::UpdateDisplayInfo);
@@ -314,13 +312,13 @@ void CViewportTitleDlg::OnInitDialog()
 
     m_cameraSpeed->setFixedWidth(width);
 
+    m_prefabViewportFocusPathHandler.Initialize(m_ui->m_prefabFocusPath, m_ui->m_prefabFocusBackButton);
 }
 
 //////////////////////////////////////////////////////////////////////////
 void CViewportTitleDlg::SetTitle(const QString& title)
 {
     m_title = title;
-    m_ui->m_titleBtn->setText(m_title);
 }
 
 //////////////////////////////////////////////////////////////////////////

Code/Editor/ViewportTitleDlg.h

@@ -19,6 +19,7 @@
 #include <QWidgetAction>
 #include <QComboBox>
 
+#include <AzToolsFramework/UI/Prefab/PrefabViewportFocusPathHandler.h>
 #include <AzQtComponents/Components/Widgets/SpinBox.h>
 
 #include <HMDBus.h>
@@ -176,6 +177,8 @@ protected:
     QWidgetAction* m_gridSizeActionWidget = nullptr;
     QWidgetAction* m_angleSizeActionWidget = nullptr;
 
+    AzToolsFramework::Prefab::PrefabViewportFocusPathHandler m_prefabViewportFocusPathHandler;
+
     QScopedPointer<Ui::ViewportTitleDlg> m_ui;
 };
 

Code/Editor/ViewportTitleDlg.ui

@@ -42,22 +42,25 @@
     <number>0</number>
    </property>
    <item>
-    <widget class="QLabel" name="m_titleBtn">
+     <widget class="QToolButton" name="m_prefabFocusBackButton">
+       <property name="icon">
+         <iconset>
+           <normaloff>:/Breadcrumb/img/UI20/Breadcrumb/arrow_left-default.svg</normaloff>:/Breadcrumb/img/UI20/Breadcrumb/arrow_left-default.svg
+         </iconset>
+       </property>
+       <property name="toolTip">
+         <string>Back</string>
+       </property>
+     </widget>
+   </item>   
+   <item>
+    <widget class="AzQtComponents::BreadCrumbs" name="m_prefabFocusPath">
      <property name="sizePolicy">
       <sizepolicy hsizetype="Expanding" vsizetype="Preferred">
        <horstretch>0</horstretch>
        <verstretch>0</verstretch>
       </sizepolicy>
      </property>
-     <property name="contextMenuPolicy">
-      <enum>Qt::NoContextMenu</enum>
-     </property>
-     <property name="text">
-      <string>Static</string>
-     </property>
-     <property name="indent">
-      <number>11</number>
-     </property>
     </widget>
    </item>
    <item>
@@ -129,6 +132,12 @@
   </layout>
  </widget>
  <customwidgets>
+  <customwidget>
+   <class>AzQtComponents::BreadCrumbs</class>
+   <extends>QWidget</extends>
+   <header>AzQtComponents/Components/Widgets/Breadcrumbs.h</header>
+   <container>1</container>
+  </customwidget>
   <customwidget>
    <class>AzQtComponents::ButtonDivider</class>
    <extends>QWidget</extends>