Add button action "force computer move"

DroidFishApp/src/main/java/org/petero/droidfish/DroidFish.java

@@ -374,6 +374,15 @@ public class DroidFish extends Activity
                     setBoardFlip(false);
                 }
             });
+            addAction(new UIAction() {
+                public String getId() { return "forceMove"; }
+                public int getName() { return R.string.option_force_computer_move; }
+                public int getIcon() { return R.raw.stop; }
+                public boolean enabled() { return true; }
+                public void run() {
+                    ctrl.stopSearch();
+                }
+            });
             addAction(new UIAction() {
                 public String getId() { return "largeButtons"; }
                 public int getName() { return R.string.toggle_large_buttons; }

DroidFishApp/src/main/res/raw/stop.svg

@@ -0,0 +1,97 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="36"
+   version="1.1"
+   height="32"
+   id="svg3092"
+   inkscape:version="0.92.4 (unknown)"
+   sodipodi:docname="stop.svg">
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1442"
+     inkscape:window-height="1134"
+     id="namedview3148"
+     showgrid="true"
+     inkscape:zoom="16.375001"
+     inkscape:cx="16.532892"
+     inkscape:cy="18.346069"
+     inkscape:window-x="129"
+     inkscape:window-y="0"
+     inkscape:window-maximized="0"
+     inkscape:current-layer="svg3092">
+    <inkscape:grid
+       type="xygrid"
+       id="grid3180" />
+  </sodipodi:namedview>
+  <defs
+     id="defs3094">
+    <radialGradient
+       fx="17.864586"
+       fy="15.999999"
+       cx="17.864586"
+       cy="15.999999"
+       gradientTransform="matrix(1.3714287,-7.8784533e-8,6.4012425e-8,1.1142857,-6.5000057,-1.828569)"
+       id="radialGradient7850"
+       r="17.5"
+       gradientUnits="userSpaceOnUse">
+      <stop
+         offset="0"
+         style="stop-color:#e0e0e0;stop-opacity:1;"
+         id="stop12154" />
+      <stop
+         offset="0.69999999"
+         style="stop-color:#e0e0e0;stop-opacity:0.627451;"
+         id="stop12156" />
+      <stop
+         offset="1"
+         style="stop-color:#e0e0e0;stop-opacity:0;"
+         id="stop12158" />
+    </radialGradient>
+    <linearGradient
+       gradientTransform="scale(0.94468882,1.0585496)"
+       id="linearGradient3502"
+       y1="843.20789"
+       x1="201.38964"
+       y2="383.7653"
+       gradientUnits="userSpaceOnUse"
+       x2="547.80806">
+      <stop
+         offset="0.0000000"
+         style="stop-color:#000000;stop-opacity:0.095505618;"
+         id="stop3090" />
+      <stop
+         offset="1.0000000"
+         style="stop-color:#000000;stop-opacity:0.0000000;"
+         id="stop3092" />
+    </linearGradient>
+  </defs>
+  <rect
+     width="35"
+     x="0.5"
+     y="0.5"
+     ry="7"
+     height="31"
+     style="fill:url(#radialGradient7850);fill-opacity:1;fill-rule:evenodd;stroke:none"
+     id="rect3100" />
+  <rect
+     style="fill:#4748fe;fill-opacity:1;stroke-width:1;stroke-miterlimit:4;stroke-dasharray:none;stroke:#4748fe;stroke-opacity:1;stroke-linejoin:round"
+     id="rect850"
+     width="12"
+     height="12"
+     x="12"
+     y="10" />
+</svg>

DroidFishApp/src/main/res/values/strings.xml

@@ -753,6 +753,7 @@ If you are running on battery power, it is recommended that you change settings
         <item>Disabled</item>
         <item>@string/flip_board</item>
         <item>@string/toggle_analysis</item>
+        <item>@string/option_force_computer_move</item>
         <item>@string/toggle_show_thinking</item>
         <item>@string/toggle_book_hints</item>
         <item>@string/toggle_tb_hints</item>
@@ -770,6 +771,7 @@ If you are running on battery power, it is recommended that you change settings
         <item></item>
         <item>flipboard</item>
         <item>toggleAnalysis</item>
+        <item>forceMove</item>
         <item>showThinking</item>
         <item>bookHints</item>
         <item>tbHints</item>