[16.0][FIX] spreadsheet_oca: Show the "Add" button in invoice list

spreadsheet_oca/__manifest__.py

@@ -22,12 +22,26 @@
     "assets": {
         "web.assets_backend": [
             "spreadsheet_oca/static/src/spreadsheet/spreadsheet.scss",
-            "spreadsheet_oca/static/src/spreadsheet/spreadsheet.xml",
             "spreadsheet_oca/static/src/spreadsheet/spreadsheet_action.esm.js",
             "spreadsheet_oca/static/src/spreadsheet/pivot_controller.esm.js",
             "spreadsheet_oca/static/src/spreadsheet/graph_controller.esm.js",
             "spreadsheet_oca/static/src/spreadsheet/list_controller.esm.js",
             "spreadsheet_oca/static/src/spreadsheet/list_renderer.esm.js",
+            (
+                "after",
+                "web/static/src/views/graph/graph_controller.xml",
+                "spreadsheet_oca/static/src/spreadsheet/graph_controller.xml",
+            ),
+            (
+                "after",
+                "web/static/src/views/list/list_controller.xml",
+                "spreadsheet_oca/static/src/spreadsheet/list_controller.xml",
+            ),
+            (
+                "after",
+                "web/static/src/views/pivot/pivot_controller.xml",
+                "spreadsheet_oca/static/src/spreadsheet/pivot_controller.xml",
+            ),
         ],
         "spreadsheet.o_spreadsheet": [
             "spreadsheet_oca/static/src/spreadsheet/bundle/spreadsheet.xml",

spreadsheet_oca/static/src/spreadsheet/graph_controller.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<templates xml:space="preserve">
+    <t t-inherit="web.GraphView.Buttons" t-inherit-mode="extension" owl="1">
+        <xpath expr="//button[hasclass('fa-pie-chart')]" position="after">
+            <button
+                class="btn btn-secondary fa fa-table"
+                t-on-click="onSpreadsheetButtonClicked"
+                data-tooltip="Add to spreadsheet"
+                aria-label="Add to spreadsheet"
+                t-attf-disabled="{{noDataDisplayed ? 'disabled' : false}}"
+            />
+
+        </xpath>
+    </t>
+</templates>

spreadsheet_oca/static/src/spreadsheet/list_controller.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<templates xml:space="preserve">
+    <t t-inherit="web.ListView.Buttons" t-inherit-mode="extension" owl="1">
+        <xpath expr="//button[hasclass('o_list_export_xlsx')]/.." position="after">
+                <t t-if="!env.isSmall">
+                    <button
+                    type="button"
+                    class="btn btn-secondary fa fa-table o_list_export_spreadsheet"
+                    data-tooltip="Add to spreadsheet"
+                    aria-label="Add to spreadesheet"
+                    t-on-click="(ev) => this.onSpreadsheetButtonClicked(ev)"
+                />
+                </t>
+        </xpath>
+    </t>
+</templates>

spreadsheet_oca/static/src/spreadsheet/pivot_controller.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<templates xml:space="preserve">
+    <t t-inherit="web.PivotView.Buttons" t-inherit-mode="extension" owl="1">
+        <xpath expr="//button[hasclass('o_pivot_download')]" position="after">
+            <div t-att-data-tooltip="getSpreadsheetInsertionTooltip()">
+                <button
+                    class="btn btn-secondary fa fa-table"
+                    t-on-click="onSpreadsheetButtonClicked"
+                    aria-label="Add to spreadsheet"
+                    t-att-disabled="disableSpreadsheetInsertion()"
+                />
+            </div>
+        </xpath>
+    </t>
+</templates>