diff --git a/addons/explosives/XEH_PREP.hpp b/addons/explosives/XEH_PREP.hpp
index b3686a986ff..0d8a4eeca5a 100644
--- a/addons/explosives/XEH_PREP.hpp
+++ b/addons/explosives/XEH_PREP.hpp
@@ -6,6 +6,7 @@ PREP(addExplosiveActions);
 PREP(addToSpeedDial);
 PREP(addTransmitterActions);
 PREP(addTriggerActions);
+PREP(cancelPlacement);
 PREP(canDefuse);
 PREP(canDetonate);
 PREP(connectExplosive);
diff --git a/addons/explosives/XEH_missionDisplayLoad.sqf b/addons/explosives/XEH_missionDisplayLoad.sqf
index 289d2f067ae..1475f774e8b 100644
--- a/addons/explosives/XEH_missionDisplayLoad.sqf
+++ b/addons/explosives/XEH_missionDisplayLoad.sqf
@@ -3,3 +3,4 @@
 params ["_display"];
 
 _display displayAddEventHandler ["MouseZChanged", {(_this select 1) call FUNC(handleScrollWheel)}];
+_display displayAddEventHandler ["MouseButtonDown", {[ACE_player, _this select 1] call FUNC(cancelPlacement)}];
diff --git a/addons/explosives/functions/fnc_cancelPlacement.sqf b/addons/explosives/functions/fnc_cancelPlacement.sqf
new file mode 100644
index 00000000000..e6bd60f637e
--- /dev/null
+++ b/addons/explosives/functions/fnc_cancelPlacement.sqf
@@ -0,0 +1,23 @@
+/*
+ * Author: Garth 'L-H' de Wet
+ * Cancels explosives placement.
+ *
+ * Arguments:
+ * 0: Unit <OBJECT>
+ * 1: Key <NUMBER>
+ *
+ * Return Value:
+ * None
+ *
+ * Example:
+ * [unit, 1] call ace_explosives_fnc_cancelPlacement
+ *
+ * Public: No
+ */
+#include "script_component.hpp"
+
+params ["_unit", "_key"];
+
+if (_key != 1 || {!GVAR(pfeh_running)}) exitWith {};
+
+GVAR(placeAction) = PLACE_CANCEL;
diff --git a/addons/explosives/functions/fnc_setupExplosive.sqf b/addons/explosives/functions/fnc_setupExplosive.sqf
index b1fdf7216b2..709ea688d5f 100644
--- a/addons/explosives/functions/fnc_setupExplosive.sqf
+++ b/addons/explosives/functions/fnc_setupExplosive.sqf
@@ -141,10 +141,10 @@ GVAR(TweakedAngle) = 0;
     //Don't allow placing in a bad position:
     if (_badPosition && {GVAR(placeAction) == PLACE_APPROVE}) then {GVAR(placeAction) = PLACE_WAITING;};
 
-    if (((inputAction "zoomTemp") > 0) || //Cancel on RMB, For some reason this works (when held) but AddActionEventHandler doesn't
-            {_unit != ACE_player} ||
-            {!([_unit, objNull, ["isNotSwimming"]] call EFUNC(common,canInteractWith))} ||
-            {!(_magClassname in (magazines _unit))}) then {
+    if (_unit != ACE_player ||
+        {!([_unit, objNull, ["isNotSwimming"]] call EFUNC(common,canInteractWith))} ||
+        {!(_magClassname in (magazines _unit))}
+    ) then {
         GVAR(placeAction) = PLACE_CANCEL;
     };
 
diff --git a/addons/sandbag/XEH_missionDisplayLoad.sqf b/addons/sandbag/XEH_missionDisplayLoad.sqf
index 289d2f067ae..cb85ffb9fbf 100644
--- a/addons/sandbag/XEH_missionDisplayLoad.sqf
+++ b/addons/sandbag/XEH_missionDisplayLoad.sqf
@@ -3,3 +3,4 @@
 params ["_display"];
 
 _display displayAddEventHandler ["MouseZChanged", {(_this select 1) call FUNC(handleScrollWheel)}];
+_display displayAddEventHandler ["MouseButtonDown", {[ACE_player, _this select 1] call FUNC(deployCancel)}];
diff --git a/addons/sandbag/functions/fnc_deploy.sqf b/addons/sandbag/functions/fnc_deploy.sqf
index 1a539929ff1..735a736bbba 100644
--- a/addons/sandbag/functions/fnc_deploy.sqf
+++ b/addons/sandbag/functions/fnc_deploy.sqf
@@ -52,10 +52,4 @@ _unit setVariable [QGVAR(Deploy), [
     {[_this select 0] call FUNC(deployConfirm)}
 ] call EFUNC(common,addActionEventHandler)];
 
-_unit setVariable [QGVAR(Cancel), [
-    _unit, "zoomtemp",
-    {GVAR(deployPFH) != -1},
-    {[_this select 0] call FUNC(deployCancel)}
-] call EFUNC(common,addActionEventHandler)];
-
 _unit setVariable [QGVAR(isDeploying), true, true];
diff --git a/addons/sandbag/functions/fnc_deployCancel.sqf b/addons/sandbag/functions/fnc_deployCancel.sqf
index bb9d691fa95..6cb38e4f73f 100644
--- a/addons/sandbag/functions/fnc_deployCancel.sqf
+++ b/addons/sandbag/functions/fnc_deployCancel.sqf
@@ -3,7 +3,8 @@
  * Cancels sandbag deployment
  *
  * Arguments:
- * 0: unit <OBJECT>
+ * 0: Unit <OBJECT>
+ * 1: Key <NUMBER>
  *
  * Return Value:
  * None
@@ -15,7 +16,9 @@
  */
 #include "script_component.hpp"
 
-params ["_unit"];
+params ["_unit", "_key"];
+
+if (_key != 1 || {GVAR(deployPFH) == -1}) exitWith {};
 
 // enable running again
 [_unit, "forceWalk", "ACE_Sandbag", false] call EFUNC(common,statusEffect_set);
diff --git a/addons/sandbag/functions/fnc_deployConfirm.sqf b/addons/sandbag/functions/fnc_deployConfirm.sqf
index 8c789fd124d..c560bc15bad 100644
--- a/addons/sandbag/functions/fnc_deployConfirm.sqf
+++ b/addons/sandbag/functions/fnc_deployConfirm.sqf
@@ -51,7 +51,6 @@ GVAR(deployPFH) = -1;
 call EFUNC(interaction,hideMouseHint);
 
 [_unit, "DefaultAction", _unit getVariable [QGVAR(Deploy), -1]] call EFUNC(common,removeActionEventHandler);
-[_unit, "zoomtemp",      _unit getVariable [QGVAR(Cancel), -1]] call EFUNC(common,removeActionEventHandler);
 
 // play animation
 _unit playActionNow "PutDown";
diff --git a/addons/tacticalladder/XEH_missionDisplayLoad.sqf b/addons/tacticalladder/XEH_missionDisplayLoad.sqf
index 289d2f067ae..05419598b92 100644
--- a/addons/tacticalladder/XEH_missionDisplayLoad.sqf
+++ b/addons/tacticalladder/XEH_missionDisplayLoad.sqf
@@ -3,3 +3,4 @@
 params ["_display"];
 
 _display displayAddEventHandler ["MouseZChanged", {(_this select 1) call FUNC(handleScrollWheel)}];
+_display displayAddEventHandler ["MouseButtonDown", {[ACE_player, _this select 1] call FUNC(cancelTLdeploy)}];
diff --git a/addons/tacticalladder/functions/fnc_cancelTLdeploy.sqf b/addons/tacticalladder/functions/fnc_cancelTLdeploy.sqf
index 940b2b612a4..b009028c93c 100644
--- a/addons/tacticalladder/functions/fnc_cancelTLdeploy.sqf
+++ b/addons/tacticalladder/functions/fnc_cancelTLdeploy.sqf
@@ -3,8 +3,8 @@
  * Cancel tactical ladder deployment
  *
  * Arguments:
- * 0: unit <OBJECT>
- * 1: ladder <OBJECT>
+ * 0: Unit <OBJECT>
+ * 1: Key <NUMBER>
  *
  * Return Value:
  * None
@@ -18,23 +18,24 @@
 
 #define __ANIMS ["extract_1","extract_2","extract_3","extract_4","extract_5","extract_6","extract_7","extract_8","extract_9","extract_10","extract_11"]
 
-params ["_unit", "_ladder"];
+params ["_unit", "_key"];
+
+if (_key != 1 || {isNull GVAR(ladder)}) exitWith {};
 
 // enable running again
 [_unit, "forceWalk", "ACE_Ladder", false] call EFUNC(common,statusEffect_set);
 
-detach _ladder;
+detach GVAR(ladder);
 
-_ladder animate ["rotate", 0];
+GVAR(ladder) animate ["rotate", 0];
 
 {
-    _ladder animate [_x, 0];
+    GVAR(ladder) animate [_x, 0];
 } count __ANIMS;
 
 // remove mouse buttons and hint
 call EFUNC(interaction,hideMouseHint);
 
 [_unit, "DefaultAction", _unit getVariable [QGVAR(Deploy), -1]] call EFUNC(Common,removeActionEventHandler);
-[_unit, "zoomtemp",      _unit getVariable [QGVAR(Cancel), -1]] call EFUNC(Common,removeActionEventHandler);
 
 GVAR(ladder) = objNull;
diff --git a/addons/tacticalladder/functions/fnc_confirmTLdeploy.sqf b/addons/tacticalladder/functions/fnc_confirmTLdeploy.sqf
index 9d5783b327a..3703fe1f471 100644
--- a/addons/tacticalladder/functions/fnc_confirmTLdeploy.sqf
+++ b/addons/tacticalladder/functions/fnc_confirmTLdeploy.sqf
@@ -34,7 +34,6 @@ detach _ladder;
 call EFUNC(interaction,hideMouseHint);
 
 [_unit, "DefaultAction", _unit getVariable [QGVAR(Deploy), -1]] call EFUNC(common,removeActionEventHandler);
-[_unit, "zoomtemp",      _unit getVariable [QGVAR(Cancel), -1]] call EFUNC(common,removeActionEventHandler);
 
 GVAR(ladder) = objNull;
 
diff --git a/addons/tacticalladder/functions/fnc_positionTL.sqf b/addons/tacticalladder/functions/fnc_positionTL.sqf
index 94e28dea336..27ea683b5af 100644
--- a/addons/tacticalladder/functions/fnc_positionTL.sqf
+++ b/addons/tacticalladder/functions/fnc_positionTL.sqf
@@ -50,9 +50,3 @@ _unit setVariable [QGVAR(Deploy), [
     {!isNull GVAR(ladder)},
     {[_this select 0, GVAR(ladder)] call FUNC(confirmTLdeploy)}
 ] call EFUNC(common,addActionEventHandler)];
-
-_unit setVariable [QGVAR(Cancel), [
-    _unit, "zoomtemp",
-    {!isNull GVAR(ladder)},
-    {[_this select 0, GVAR(ladder)] call FUNC(cancelTLdeploy)}
-] call EFUNC(common,addActionEventHandler)];
diff --git a/addons/trenches/XEH_missionDisplayLoad.sqf b/addons/trenches/XEH_missionDisplayLoad.sqf
index 289d2f067ae..2c4951ec7ac 100644
--- a/addons/trenches/XEH_missionDisplayLoad.sqf
+++ b/addons/trenches/XEH_missionDisplayLoad.sqf
@@ -3,3 +3,4 @@
 params ["_display"];
 
 _display displayAddEventHandler ["MouseZChanged", {(_this select 1) call FUNC(handleScrollWheel)}];
+_display displayAddEventHandler ["MouseButtonDown", {[ACE_player, _this select 1] call FUNC(placeCancel)}];
diff --git a/addons/trenches/functions/fnc_placeCancel.sqf b/addons/trenches/functions/fnc_placeCancel.sqf
index a48d6e3f5b2..b3d6bf78da5 100644
--- a/addons/trenches/functions/fnc_placeCancel.sqf
+++ b/addons/trenches/functions/fnc_placeCancel.sqf
@@ -3,7 +3,8 @@
  * Cancels trench dig
  *
  * Arguments:
- * 0: unit <OBJECT>
+ * 0: Unit <OBJECT>
+ * 1: Key <NUMBER>
  *
  * Return Value:
  * None
@@ -15,7 +16,9 @@
  */
 #include "script_component.hpp"
 
-params ["_unit"];
+params ["_unit", "_key"];
+
+if (_key != 1 || {GVAR(digPFH) == -1}) exitWith {};
 
 // enable running again
 [_unit, "forceWalk", "ACE_Trenches", false] call EFUNC(common,statusEffect_set);
@@ -31,6 +34,5 @@ GVAR(digPFH) = -1;
 call EFUNC(interaction,hideMouseHint);
 
 [_unit, "DefaultAction", _unit getVariable [QGVAR(Dig), -1]] call EFUNC(common,removeActionEventHandler);
-[_unit, "zoomtemp",      _unit getVariable [QGVAR(Cancel), -1]] call EFUNC(common,removeActionEventHandler);
 
 _unit setVariable [QGVAR(isPlacing), false, true];
diff --git a/addons/trenches/functions/fnc_placeConfirm.sqf b/addons/trenches/functions/fnc_placeConfirm.sqf
index 797499a63f2..47f80014f8f 100644
--- a/addons/trenches/functions/fnc_placeConfirm.sqf
+++ b/addons/trenches/functions/fnc_placeConfirm.sqf
@@ -28,7 +28,6 @@ GVAR(digPFH) = -1;
 call EFUNC(interaction,hideMouseHint);
 
 [_unit, "DefaultAction", _unit getVariable [QGVAR(Dig), -1]] call EFUNC(common,removeActionEventHandler);
-[_unit, "zoomtemp",      _unit getVariable [QGVAR(Cancel), -1]] call EFUNC(common,removeActionEventHandler);
 
 _unit setVariable [QGVAR(isPlacing), false, true];
 
diff --git a/addons/trenches/functions/fnc_placeTrench.sqf b/addons/trenches/functions/fnc_placeTrench.sqf
index 21c4d92bb94..48a768427fe 100644
--- a/addons/trenches/functions/fnc_placeTrench.sqf
+++ b/addons/trenches/functions/fnc_placeTrench.sqf
@@ -95,10 +95,4 @@ _unit setVariable [QGVAR(Dig), [
     {[_this select 0] call FUNC(placeConfirm)}
 ] call EFUNC(common,addActionEventHandler)];
 
-_unit setVariable [QGVAR(Cancel), [
-    _unit, "zoomtemp",
-    {GVAR(digPFH) != -1},
-    {[_this select 0] call FUNC(placeCancel)}
-] call EFUNC(common,addActionEventHandler)];
-
 _unit setVariable [QGVAR(isPlacing), true, true];