kit/ChildSession.cpp                        |    3 +
 loleaflet/Makefile.am                       |    1 
 loleaflet/css/loleaflet.css                 |   23 ++++++++
 loleaflet/src/layer/FormFieldButtonLayer.js |   75 ++++++++++++++++++++++++++++
 loleaflet/src/layer/tile/TileLayer.js       |   22 ++++++++
 loleaflet/src/map/Map.js                    |    1 
 6 files changed, 125 insertions(+)

New commits:
commit 33dbdffcaf176594b6b965712376a1d59da4925b
Author:     Tamás Zolnai <tamas.zol...@collabora.com>
AuthorDate: Thu Apr 30 14:34:09 2020 +0200
Commit:     Andras Timar <andras.ti...@collabora.com>
CommitDate: Sun May 10 17:16:23 2020 +0200

    MSForms: styling form field button.
    
    Change-Id: I4bbcc16aa8afb0fa7e8e84d34e1f18086f0b8615
    (cherry picked from commit 87b862a4e2fafe2c420f672af835929d588757a2)
    Reviewed-on: https://gerrit.libreoffice.org/c/online/+/93883
    Tested-by: Jenkins CollaboraOffice <jenkinscollaboraoff...@gmail.com>
    Reviewed-by: Andras Timar <andras.ti...@collabora.com>

diff --git a/loleaflet/css/loleaflet.css b/loleaflet/css/loleaflet.css
index 834579ade..7f874c222 100644
--- a/loleaflet/css/loleaflet.css
+++ b/loleaflet/css/loleaflet.css
@@ -528,7 +528,25 @@ body {
                -o-user-select: none;
 }
 
-.drop-down-button {
-       background: #FF0000;
+.form-field-frame {
+       border: 1px solid;
        position: absolute;
+       height: 100%;
+}
+
+.form-field-button {
+       background: #FFFFFF;
+       position: absolute;
+       border: 1px solid;
+       height: 100%;
+       box-sizing: content-box;
+       padding: 0px;
+}
+
+.form-field-button:hover, .form-field-button:focus {
+  background: #DDDDDD;
+}
+
+.form-field-button-image {
+       margin: 3px;
 }
diff --git a/loleaflet/src/layer/FormFieldButtonLayer.js 
b/loleaflet/src/layer/FormFieldButtonLayer.js
index bbbb0d721..169f030e0 100644
--- a/loleaflet/src/layer/FormFieldButtonLayer.js
+++ b/loleaflet/src/layer/FormFieldButtonLayer.js
@@ -20,11 +20,14 @@ L.FormFieldButton = L.Layer.extend({
        },
 
        onAdd: function (map) {
-               if (this._button) {
-                       L.DomUtil.remove(this._button);
-               }
+               this._clearButton();
 
-               this._button = L.DomUtil.create('div', 'drop-down-button', 
this.getPane('formfieldPane'));
+               this._buildFormButton(map);
+       },
+
+       _buildFormButton: function(map) {
+               // Create a frame around the text area
+               this._frame = L.DomUtil.create('div', 'form-field-frame', 
this.getPane('formfieldPane'));
                var buttonAreaLatLng = new L.LatLngBounds(
                                
map._docLayer._twipsToLatLng(this._buttonAreaTwips[0], this._map.getZoom()),
                                
map._docLayer._twipsToLatLng(this._buttonAreaTwips[1], this._map.getZoom()));
@@ -33,17 +36,40 @@ L.FormFieldButton = L.Layer.extend({
                                
this._map.latLngToLayerPoint(buttonAreaLatLng.getNorthWest()),
                                
this._map.latLngToLayerPoint(buttonAreaLatLng.getSouthEast()));
 
+               // Use a small padding between the text and the frame
+               var extraPadding = 2;
                var size = buttonAreaLayer.getSize();
-               this._button.style.width  = size.x + 'px';
-               this._button.style.height = size.y + 'px';
+               this._frame.style.width = (size.x + 1.5 * extraPadding) + 'px';
+
+               this.getPane('formfieldPane').style.height = (size.y + 1.5 * 
extraPadding) + 'px';
+
+               var framePos = new L.Point(buttonAreaLayer.min.x - 
extraPadding, buttonAreaLayer.min.y - extraPadding);
+               L.DomUtil.setPosition(this._frame, framePos);
 
-               var pos = buttonAreaLayer.min;
-               L.DomUtil.setPosition(this._button, pos);
+               // Add a drop down button to open the list
+               this._button = L.DomUtil.create('button', 'form-field-button', 
this.getPane('formfieldPane'));
+               var buttonPos = new L.Point(buttonAreaLayer.max.x + 
extraPadding, buttonAreaLayer.min.y - extraPadding);
+               L.DomUtil.setPosition(this._button, buttonPos);
+               this._button.style.width = 
this.getPane('formfieldPane').style.height;
+
+               var image = L.DomUtil.create('img', 'form-field-button-image', 
this._button);
+               image.src = 'images/unfold.svg';
        },
 
        onRemove: function () {
-               L.DomUtil.remove(this._button);
-               this._button = undefined;
+               this._clearButton();
        },
 
+       _clearButton: function() {
+               this.getPane('formfieldPane').innerHTML = '';
+               if (this._frame) {
+                       L.DomUtil.remove(this._frame);
+                       this._frame = undefined;
+               }
+               if (this._button) {
+                       L.DomUtil.remove(this._button);
+                       this._button = undefined;
+               }
+       }
+
 });
commit 0a2c082dc8959105d1bd95eb0499ef6f4fda5089
Author:     Tamás Zolnai <tamas.zol...@collabora.com>
AuthorDate: Wed Apr 29 13:36:05 2020 +0200
Commit:     Andras Timar <andras.ti...@collabora.com>
CommitDate: Sun May 10 17:16:13 2020 +0200

    MSForms: handle formfieldbutton message.
    
    (cherry picked from commit d2629961e0ca99bdebcfa0e3711abe6d5cc8cbcb)
    
    Change-Id: I17243823d9bc0074b7fd015bca23de9399e0e26c
    Reviewed-on: https://gerrit.libreoffice.org/c/online/+/93854
    Tested-by: Jenkins CollaboraOffice <jenkinscollaboraoff...@gmail.com>
    Reviewed-by: Andras Timar <andras.ti...@collabora.com>

diff --git a/kit/ChildSession.cpp b/kit/ChildSession.cpp
index b02e7a17a..e70cfde2e 100644
--- a/kit/ChildSession.cpp
+++ b/kit/ChildSession.cpp
@@ -2568,6 +2568,9 @@ void ChildSession::loKitCallback(const int type, const 
std::string& payload)
     case LOK_CALLBACK_TAB_STOP_LIST:
         sendTextFrame("tabstoplistupdate: " + payload);
         break;
+    case LOK_CALLBACK_FORM_FIELD_BUTTON:
+        sendTextFrame("formfieldbutton: " + payload);
+        break;
 
 #if !ENABLE_DEBUG
     // we want a compilation-time failure in the debug builds; but ERR in the
diff --git a/loleaflet/Makefile.am b/loleaflet/Makefile.am
index 4bb2b1c84..bfebbbf45 100644
--- a/loleaflet/Makefile.am
+++ b/loleaflet/Makefile.am
@@ -229,6 +229,7 @@ LOLEAFLET_JS =\
        src/layer/vector/Path.Transform.SVG.VML.js \
        src/layer/vector/Canvas.js \
        src/layer/vector/Path.Transform.Canvas.js \
+       src/layer/FormFieldButtonLayer.js \
        src/dom/DomEvent.js \
        src/dom/Draggable.js \
        src/map/handler/Map.Drag.js \
diff --git a/loleaflet/css/loleaflet.css b/loleaflet/css/loleaflet.css
index 40b782d95..834579ade 100644
--- a/loleaflet/css/loleaflet.css
+++ b/loleaflet/css/loleaflet.css
@@ -527,3 +527,8 @@ body {
                -webkit-user-select: none;
                -o-user-select: none;
 }
+
+.drop-down-button {
+       background: #FF0000;
+       position: absolute;
+}
diff --git a/loleaflet/src/layer/FormFieldButtonLayer.js 
b/loleaflet/src/layer/FormFieldButtonLayer.js
new file mode 100644
index 000000000..bbbb0d721
--- /dev/null
+++ b/loleaflet/src/layer/FormFieldButtonLayer.js
@@ -0,0 +1,49 @@
+/* -*- js-indent-level: 8 -*- */
+/*
+ * L.FormFieldButton is used to interact with text based form fields.
+ */
+
+L.FormFieldButton = L.Layer.extend({
+
+       options: {
+               pane: 'formfieldPane'
+       },
+
+       initialize: function (data) {
+               if (data.type === 'drop-down') {
+                       var strTwips = data.textArea.match(/\d+/g);
+                       var topLeftTwips = new L.Point(parseInt(strTwips[0]), 
parseInt(strTwips[1]));
+                       var offset = new L.Point(parseInt(strTwips[2]), 
parseInt(strTwips[3]));
+                       var bottomRightTwips = topLeftTwips.add(offset);
+                       this._buttonAreaTwips = [topLeftTwips, 
bottomRightTwips];
+               }
+       },
+
+       onAdd: function (map) {
+               if (this._button) {
+                       L.DomUtil.remove(this._button);
+               }
+
+               this._button = L.DomUtil.create('div', 'drop-down-button', 
this.getPane('formfieldPane'));
+               var buttonAreaLatLng = new L.LatLngBounds(
+                               
map._docLayer._twipsToLatLng(this._buttonAreaTwips[0], this._map.getZoom()),
+                               
map._docLayer._twipsToLatLng(this._buttonAreaTwips[1], this._map.getZoom()));
+
+               var buttonAreaLayer = new L.Bounds(
+                               
this._map.latLngToLayerPoint(buttonAreaLatLng.getNorthWest()),
+                               
this._map.latLngToLayerPoint(buttonAreaLatLng.getSouthEast()));
+
+               var size = buttonAreaLayer.getSize();
+               this._button.style.width  = size.x + 'px';
+               this._button.style.height = size.y + 'px';
+
+               var pos = buttonAreaLayer.min;
+               L.DomUtil.setPosition(this._button, pos);
+       },
+
+       onRemove: function () {
+               L.DomUtil.remove(this._button);
+               this._button = undefined;
+       },
+
+});
diff --git a/loleaflet/src/layer/tile/TileLayer.js 
b/loleaflet/src/layer/tile/TileLayer.js
index 1b413f9d7..6deb6808f 100644
--- a/loleaflet/src/layer/tile/TileLayer.js
+++ b/loleaflet/src/layer/tile/TileLayer.js
@@ -719,6 +719,17 @@ L.TileLayer = L.GridLayer.extend({
                else if (textMsg.startsWith('tabstoplistupdate:')) {
                        this._onTabStopListUpdate(textMsg);
                }
+               else if (textMsg.startsWith('context:')) {
+                       var message = textMsg.substring('context:'.length + 1);
+                       message = message.split(' ');
+                       if (message.length > 1) {
+                               this._map.fire('contextchange', {context: 
message[1]});
+                       }
+               }
+               else if (textMsg.startsWith('formfieldbutton:')) {
+                       this._onFormFieldButtonMsg(textMsg);
+                       console.error(textMsg);
+               }
        },
 
        _onTabStopListUpdate: function (textMsg) {
@@ -3346,6 +3357,17 @@ L.TileLayer = L.GridLayer.extend({
                this._previewInvalidations = [];
        },
 
+       _onFormFieldButtonMsg: function (textMsg) {
+               textMsg = textMsg.substring('formfieldbutton:'.length + 1);
+               var json = JSON.parse(textMsg);
+               if (json.action === 'show') {
+                       this._formFieldButton = new L.FormFieldButton(json);
+                       this._map.addLayer(this._formFieldButton);
+               } else {
+                       this._map.removeLayer(this._formFieldButton);
+               }
+       },
+
        _debugGetTimeArray: function() {
                return {count: 0, ms: 0, best: Number.MAX_SAFE_INTEGER, worst: 
0, date: 0};
        },
diff --git a/loleaflet/src/map/Map.js b/loleaflet/src/map/Map.js
index 982cde654..18b168a1e 100644
--- a/loleaflet/src/map/Map.js
+++ b/loleaflet/src/map/Map.js
@@ -1045,6 +1045,7 @@ L.Map = L.Evented.extend({
                this.createPane('overlayPane');
                this.createPane('markerPane');
                this.createPane('popupPane');
+               this.createPane('formfieldPane');
 
                if (!this.options.markerZoomAnimation) {
                        L.DomUtil.addClass(panes.markerPane, 
'leaflet-zoom-hide');
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