social/mail_activity/static/src/xml/mail_activity.xml

<?xml version="1.0" encoding="UTF-8"?>
<templates>
    <t t-extend="mail.Chatter">
        <t t-jquery="button.o_chatter_button_log_note" t-operation="after">
            <button t-if="widget.schedule_activity_btn" class="btn btn-sm btn-link o_chatter_button_schedule_activity" title="Log or schedule an activity">
                <i class="fa fa-clock-o"/> Schedule activity
            </button>
        </t>
    </t>
    <t t-name="mail.activity_items">
        <div class="o_thread_date_separator o_border_dashed" data-toggle="collapse" data-target="#o_chatter_planned_activities">
            <span class="o_thread_date btn">
                <i class="fa fa-fw fa-caret-down"/>
                Planned activities
                <small class="o_chatter_planned_activities_summary ml8">
                    <span class="label img-circle label-danger"><t t-esc="nbOverdueActivities"/></span>
                    <span class="label img-circle label-warning"><t t-esc="nbTodayActivities"/></span>
                    <span class="label img-circle label-success"><t t-esc="nbPlannedActivities"/></span>
                </small>
            </span>
        </div>
        <div id="o_chatter_planned_activities" class="collapse in">
            <t t-foreach="activities" t-as="activity">
                <div class="o_thread_message" style="margin-bottom: 10px">
                    <div class="o_thread_message_sidebar">
                        <div class="o_avatar_stack">
                            <img t-attf-src="/web/image#{activity.user_id[0] >= 0 ? ('/res.users/' + activity.user_id[0] + '/image_small') : ''}" class="o_thread_message_avatar img-circle mb8" t-att-title="activity.create_uid[1]"/>
                            <i t-att-class="'o_avatar_icon fa ' + activity.icon + ' bg-' + (activity.state == 'planned'? 'success' : (activity.state == 'today'? 'warning' : 'danger')) + '-full'"
                               t-att-title="activity.activity_type_id[1]"/>
                        </div>
                    </div>
                    <div class="o_thread_message_core">
                        <div class="o_mail_info">
                            <strong><span t-attf-class="o_activity_date o_activity_color_#{activity.state}"><t t-esc="activity.label_delay" /></span></strong>:
                            <strong t-if="activity.summary"> &#8220;<t t-esc="activity.summary"/>&#8221;</strong>
                            <strong t-if="!activity.summary"> <t t-esc="activity.activity_type_id[1]" /></strong>
                            <em> for </em>
                            <t t-esc="activity.user_id[1]" />
                            <a class="btn btn-link btn-info text-muted collapsed o_activity_info ml4" role="button" data-toggle="collapse" t-attf-data-target="#o_chatter_activity_info_#{activity.id}">
                                <i class="fa fa-info-circle"></i>
                            </a>
                            <div class="o_thread_message_collapse collapse" t-attf-id="o_chatter_activity_info_#{activity.id}">
                                <dl class="dl-horizontal well">
                                    <dt>Activity type</dt>
                                    <dd class="mb8">
                                        <t t-esc="activity.activity_type_id[1]"/>
                                    </dd>
                                    <dt>Created on</dt>
                                    <dd class="mb8">
                                        <t t-esc="moment(activity.create_date)"/>
                                    </dd>
                                    <dt>Assigned to</dt>
                                    <dd class="mb8">
                                        <img t-attf-src="/web/image#{activity.user_id[0] >= 0 ? ('/res.users/' + activity.user_id[0] + '/image_small') : ''}" height="18" width="18" class="img-circle mr4" t-att-title="activity.create_uid[1]"/>
                                        <b><t t-esc="activity.user_id[1]"/></b>
                                        <em>, due on </em><span t-attf-class="o_activity_color_#{activity.state}"><t t-esc="moment(activity.date_deadline)"/></span>
                                    </dd>
                                </dl>
                            </div>
                        </div>
                        <div t-if="activity.note" class="o_thread_message_note small">
                            <t t-raw="activity.note"/>
                        </div>
                        <div class="o_thread_message_tools btn-group">
                            <a href="#" class="btn btn-link btn-success text-muted btn-sm o_activity_done o_activity_link mr8" t-att-data-activity-id="activity.id" t-att-data-previous-activity-type-id="activity.activity_type_id[0]" data-toggle="popover">
                                <i class="fa fa-check"/> Mark Done
                            </a>
                            <a href="#" class="btn btn-link btn-default text-muted btn-sm o_activity_edit o_activity_link" t-att-data-activity-id="activity.id">
                                <i class="fa fa-pencil"/> Edit
                            </a>
                            <a href="#" class="btn btn-link btn-sm btn-danger text-muted o_activity_unlink o_activity_link" t-att-data-activity-id="activity.id">
                                <i class="fa fa-times"/> Cancel
                            </a>
                        </div>
                    </div>
                </div>
            </t>
        </div>
    </t>
</templates>