<object class="GtkHeaderBar" id="header">
<child type="start">
<object class="GtkButton">
+ <property name="focus-on-click">0</property>
<property name="icon-name">document-open-symbolic</property>
<property name="tooltip-text">Open node file</property>
<signal name="clicked" handler="open_cb"/>
</child>
<child type="start">
<object class="GtkButton">
+ <property name="focus-on-click">0</property>
<property name="icon-name">document-save-symbolic</property>
<property name="tooltip-text">Save to node file</property>
<signal name="clicked" handler="save_cb"/>
</child>
<child type="start">
<object class="GtkButton">
+ <property name="focus-on-click">0</property>
<property name="icon-name">insert-image-symbolic</property>
<property name="tooltip-text">Export to image</property>
<signal name="clicked" handler="export_image_cb"/>
</child>
<child type="start">
<object class="GtkButton">
+ <property name="focus-on-click">0</property>
<property name="icon-name">edit-copy-symbolic</property>
<property name="tooltip-text">Copy image to clipboard</property>
<signal name="clicked" handler="clip_image_cb"/>
</child>
<child type="start">
<object class="GtkMenuButton">
+ <property name="focus-on-click">0</property>
<property name="label">Save Testcase</property>
<property name="popover">testcase_popover</property>
</object>
</child>
<child type="end">
<object class="GtkMenuButton" id="gear_menu_button">
+ <property name="focus-on-click">0</property>
<property name="valign">center</property>
<property name="menu-model">gear_menu</property>
<property name="icon-name">open-menu-symbolic</property>
</child>
<child type="end">
<object class="GtkToggleButton" id="dark_bg_button">
+ <property name="focus-on-click">0</property>
<property name="valign">center</property>
<property name="has-frame">0</property>
<property name="icon-name">display-brightness-symbolic</property>