MainWindow.ui (Código)

<?xml version="1.0" encoding="UTF-8"?>
<!-- Generated with glade 3.38.2 -->
<interface>
    <requires lib="gtk+" version="3.24"/>
    <template class="MainWindow" parent="GtkApplicationWindow">
        <property name="can_focus">False</property>
        <property name="title" translatable="yes">Gtk.Image</property>
        <property name="default_width">683</property>
        <property name="default_height">384</property>
        <property name="icon">../../../assets/icons/icon.png</property>
        <child>
            <placeholder/>
        </child>
        <child>
            <object class="GtkPaned" id="paned">
                <property name="visible">True</property>
                <property name="can_focus">True</property>
                <property name="border_width">12</property>
                <child>
                    <object class="GtkBox">
                        <property name="visible">True</property>
                        <property name="can_focus">False</property>
                        <property name="orientation">vertical</property>
                        <child>
                            <object class="GtkLabel" id="label_standard">
                                <property name="visible">True</property>
                                <property name="can_focus">False</property>
                                <property name="label" translatable="yes">Ícones Standard</property>
                            </object>
                            <packing>
                                <property name="expand">False</property>
                                <property name="fill">True</property>
                                <property name="position">0</property>
                            </packing>
                        </child>
                        <child>
                            <object class="GtkImage" id="img_mail_send_receive">
                                <property name="visible">True</property>
                                <property name="can_focus">False</property>
                                <property name="pixel_size">48</property>
                                <property name="icon_name">mail-send-receive</property>
                            </object>
                            <packing>
                                <property name="expand">True</property>
                                <property name="fill">True</property>
                                <property name="position">1</property>
                            </packing>
                        </child>
                        <child>
                            <object class="GtkImage" id="img_user_trash">
                                <property name="visible">True</property>
                                <property name="can_focus">False</property>
                                <property name="pixel_size">48</property>
                                <property name="icon_name">user-trash</property>
                            </object>
                            <packing>
                                <property name="expand">True</property>
                                <property name="fill">True</property>
                                <property name="position">2</property>
                            </packing>
                        </child>
                        <child>
                            <object class="GtkImage" id="img_face_smile">
                                <property name="visible">True</property>
                                <property name="can_focus">False</property>
                                <property name="pixel_size">48</property>
                                <property name="icon_name">face-smile</property>
                            </object>
                            <packing>
                                <property name="expand">True</property>
                                <property name="fill">True</property>
                                <property name="position">3</property>
                            </packing>
                        </child>
                    </object>
                    <packing>
                        <property name="resize">True</property>
                        <property name="shrink">True</property>
                    </packing>
                </child>
                <child>
                    <object class="GtkBox">
                        <property name="visible">True</property>
                        <property name="can_focus">False</property>
                        <property name="orientation">vertical</property>
                        <child>
                            <object class="GtkLabel" id="label_symbolic">
                                <property name="visible">True</property>
                                <property name="can_focus">False</property>
                                <property name="label" translatable="yes">Ícones Symbolic</property>
                            </object>
                            <packing>
                                <property name="expand">False</property>
                                <property name="fill">True</property>
                                <property name="position">0</property>
                            </packing>
                        </child>
                        <child>
                            <object class="GtkImage" id="img_mail_send_receive_symbolic">
                                <property name="visible">True</property>
                                <property name="can_focus">False</property>
                                <property name="pixel_size">48</property>
                                <property name="icon_name">mail-send-receive-symbolic</property>
                            </object>
                            <packing>
                                <property name="expand">True</property>
                                <property name="fill">True</property>
                                <property name="position">1</property>
                            </packing>
                        </child>
                        <child>
                            <object class="GtkImage" id="img_user_trash_symbolic">
                                <property name="visible">True</property>
                                <property name="can_focus">False</property>
                                <property name="pixel_size">48</property>
                                <property name="icon_name">user-trash-symbolic</property>
                            </object>
                            <packing>
                                <property name="expand">True</property>
                                <property name="fill">True</property>
                                <property name="position">2</property>
                            </packing>
                        </child>
                        <child>
                            <object class="GtkImage" id="img_face_smile_symbolic">
                                <property name="visible">True</property>
                                <property name="can_focus">False</property>
                                <property name="pixel_size">48</property>
                                <property name="icon_name">face-smile-symbolic</property>
                            </object>
                            <packing>
                                <property name="expand">True</property>
                                <property name="fill">True</property>
                                <property name="position">3</property>
                            </packing>
                        </child>
                    </object>
                    <packing>
                        <property name="resize">True</property>
                        <property name="shrink">True</property>
                    </packing>
                </child>
            </object>
        </child>
    </template>
</interface>