dino/main/data/conversation_list_titlebar.ui

<?xml version="1.0" encoding="UTF-8"?>
<interface>
    <requires lib="gtk" version="4.0"/>
    <template class="DinoUiConversationListTitlebar" parent="GtkBox">
        <property name="hexpand">0</property>
        <style>
            <class name="dino-header-left"/>
        </style>
        <child>
            <object class="GtkBox">
                <property name="margin-start">5</property>
                <property name="margin-end">5</property>
                <property name="margin-top">5</property>
                <property name="margin-bottom">5</property>
                <property name="hexpand">1</property>
                <child>
                    <object class="GtkMenuButton" id="add_button">
                        <property name="has-frame">False</property>
                        <child>
                            <object class="GtkImage">
                                <property name="icon-name">list-add-symbolic</property>
                                <property name="icon-size">normal</property>
                            </object>
                        </child>
                    </object>
                </child>
                <child>
                    <object class="GtkMenuButton" id="menu_button">
                        <property name="halign">end</property>
                        <property name="hexpand">True</property>
                        <property name="has-frame">False</property>
                        <child>
                            <object class="GtkImage">
                                <property name="icon-name">open-menu-symbolic</property>
                                <property name="icon-size">normal</property>
                            </object>
                        </child>
                    </object>
                </child>
            </object>
        </child>
    </template>
</interface>