bugs-3437 | Fixed tab-focus control

controls/CustomPlacementButton.cpp

@@ -41,6 +41,22 @@ CustomPlacementButton::CustomPlacementButton(QWidget *a_parent)
     connect(this, &QAbstractButton::toggled, [=]() {
         this->updateAppearance();
     });
+
+    connect(this, &CustomPlacementButton::tabFocusIn, [=]() {
+
+        this->updateAppearanceForFocus(true);
+
+    });
+    connect(this, &CustomPlacementButton::tabFocusOut, [=]() {
+
+        this->updateAppearanceForFocus(false);
+
+    });
+}
+
+void CustomPlacementButton::emitTabFocus(bool isActiv)
+{
+    isActiv ? emit tabFocusIn() : emit tabFocusOut();
 }
 
 /** @brief Reimplemented QPushButton::setText method. Sets text property of text subcontrol.
@@ -93,6 +109,17 @@ void CustomPlacementButton::updateAppearance()
     update();//for appliyng hover/normal stylesheet of button
 }
 
+/** @brief Updates appearance of image and text
+ */
+void CustomPlacementButton::updateAppearanceForFocus(bool target)
+{
+    for (StyledSubcontrol *subcontrol: m_subcontrols){
+        subcontrol->setStylesheet(target, true);
+    }
+
+    update();//for appliyng hover/normal stylesheet of button
+}
+
 /** @brief add new subcontrol and place it in layout
  *  @param a_id text id of subcontrol wich is using in CSS file
  */

controls/CustomPlacementButton.h

@@ -57,8 +57,14 @@ public:
 
     void updateStyleSheets();
     void updateAppearance();
+    void updateAppearanceForFocus(bool);
 
     void addSubcontrol(QString a_id);
+    void emitTabFocus(bool isActiv);
+
+signals:
+    void tabFocusIn();
+    void tabFocusOut();
 
 private:
 protected: