made it work

addons/m119/XEH_PREP.hpp

@@ -9,3 +9,7 @@ PREP(fold);
 PREP(unfold);
 PREP(fired);
 PREP(eject);
+PREP(canLoad);
+PREP(canUnload);
+PREP(load);
+PREP(unload);

addons/m119/XEH_preInit.sqf

@@ -6,3 +6,18 @@
 [QUOTE(TBD_M119), "fired", {_this call FUNC(fired)}] call CBA_fnc_addClassEventHandler;
 
 ADDON = true;
+
+[
+	QGVAR(loadShell),
+	{
+		params ["_arty", "_shell", "_turret"];
+		
+		// Remove all mags in given turret
+		private _mags = _arty magazinesTurret [_turret];
+		{
+			_arty removeMagazineTurret [_x, [_turret]];
+		} forEach _mags;
+
+		_arty addMagazineTurret [_shell, [_turret], 1];
+	}
+] call CBA_fnc_addEventHandler;

addons/m119/functions/fnc_canLoad.sqf

@@ -0,0 +1,44 @@
+/*
+	FILE: fnc_canLoad.sqf
+
+	Name: tbd_m119_m119_fnc_canLoad
+
+	Author(s):
+		ilbinek
+
+	Description:
+		Check if the M119 can be loaded with this type of round
+
+	Parameters:
+		_arty	- object	- M119 to be loaded
+		_shell  - string	- type of round to be loaded
+
+	Returns:
+		bool - true if the M119 can be loaded, false otherwise
+	
+	Examples:
+		> [_arty, tbd_mortars_105mm_he_round_1] call tbd_m119_m119_fnc_canLoad;
+
+	Public:
+		No
+*/
+
+#include "..\script_component.hpp"
+
+params ["_arty", "_shell"];
+
+if !(_arty getVariable[QGVAR(breech), false]) exitWith {false};
+
+// Check of the mortar is empty
+private _mags = _arty magazinesTurret [0];
+if (count _mags != 0) exitWith {false};
+
+// Check if this shell is nearby
+private _veh = nearestObjects [player, [_shell], 3];
+
+private _ret = false;
+{
+	if (typeOf _x == _shell) exitWith {_ret = true;};
+} forEach _veh;
+
+_ret

addons/m119/functions/fnc_canUnload.sqf

@@ -0,0 +1,34 @@
+/*
+	FILE: fnc_canUnload.sqf
+
+	Name: tbd_m119_m119_fnc_canUnload
+
+	Author(s):
+		ilbinek
+
+	Description:
+		Check if the M119 can be unloaded
+
+	Parameters:
+		_arty	- object	- M119 to be checked
+
+	Returns:
+		bool - true if the M119 can be unloaded, false otherwise
+	
+	Examples:
+		> [_arty] call tbd_m119_m119_fnc_canUnload;
+
+	Public:
+		No
+*/
+
+#include "..\script_component.hpp"
+
+params ["_arty"];
+
+if !(_arty getVariable[QGVAR(breech), false]) exitWith {false};
+
+// Check of the mortar is empty
+private _mags = _arty magazinesTurret [0];
+if (count _mags == 0) exitWith {false};
+true

addons/m119/functions/fnc_eject.sqf

@@ -26,3 +26,18 @@
 
 params ["_arty"];
 
+// tbd_mortars_105mm_casing_spent
+private _spawnPoint = _arty modelToWorldVisual (_arty selectionPosition ["casing_spawn", "Memory"]);
+private _dirAndUp = _arty selectionVectorDirAndUp ["casing_spawn", "Memory"];
+
+_dirAndUp set [0, _arty vectorModelToWorld _dirAndUp#0];
+_dirAndUp set [1, _arty vectorModelToWorld _dirAndUp#1];
+
+// Spawn a new magazine at this position
+private _casing = createVehicle ["tbd_mortars_105mm_casing_spent", _spawnPoint, [], 0, "CAN_COLLIDE"];
+_casing setVectorDirAndUp _dirAndUp;
+
+_casing allowDamage false;
+
+// Add vertical force to the magazine
+[{params ["_casing"]; _casing addForce [_casing vectorModelToWorld [0, -100, 0], [0, 0, 0]];}, [_casing]] call CBA_fnc_execNextFrame;

addons/m119/functions/fnc_fired.sqf

@@ -32,3 +32,11 @@ _arty animateSource ["recoil_barrel_source", 2, 20];
 [{params ["_arty"]; _arty animateSource ["recoil_rest_source", 0, 0.2];}, [_arty], 0.1] call CBA_fnc_waitAndExecute;
 
 _arty setVariable [QGVAR(fired), true, true];
+
+private _mags = _arty magazinesTurret [0];
+{
+	_arty removeMagazinesTurret [_x, [0]];
+} forEach _mags;
+
+_arty animateSource ["magazine_hide_source", 1, true];
+_arty animateSource ["magazine_load_source", 0, true];

addons/m119/functions/fnc_init.sqf

@@ -34,3 +34,14 @@ _arty setVariable [QGVAR(towed), false, true];
 _arty setVariable [QGVAR(fired), false, true];
 
 _arty enableRopeAttach true;
+
+_arty addAction [
+    "",
+    {},
+    nil,
+    -1e10,
+    false,
+    false,
+    "defaultAction",
+    '_target getVariable [(QGVAR(breech)),false]'
+];

addons/m119/functions/fnc_load.sqf

@@ -0,0 +1,55 @@
+/*
+	FILE: fnc_load.sqf
+
+	Name: tbd_m119_m119_fnc_load
+
+	Author(s):
+		ilbinek
+
+	Description:
+		Load the round into the M119
+
+	Parameters:
+		_arty	- object	- M119 to be loaded
+		_shell  - string	- type of round to be loaded
+		_turret - number	- path to turret
+
+	Returns:
+		Nothing
+	
+	Examples:
+		> [_arty, tbd_mortars_105mm_he_round_1, 0] call tbd_m119_m119_fnc_load;
+
+	Public:
+		No
+*/
+
+#include "..\script_component.hpp"
+
+params ["_arty", "_shell", "_turret"];
+
+if !([_arty, _shell] call FUNC(canLoad)) exitWith {};
+
+private _mag = "";
+
+switch (_shell) do {
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_1): {_mag = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_1)};
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_2): {_mag = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_2)};
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_3): {_mag = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_3)};
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_4): {_mag = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_4)};
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_5): {_mag = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_5)};
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_6): {_mag = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_6)};
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_7): {_mag = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_7)};
+};
+
+[QGVAR(loadShell), [_arty, _mag, _turret], _arty, [-1]] call CBA_fnc_turretEvent;
+
+// Delete closest
+private _veh = nearestObjects [player, [_shell], 3];
+{
+	if (typeOf _x == _shell) exitWith {deleteVehicle _x};
+} forEach _veh;
+
+_arty animateSource ["magazine_load_source", 0, true];
+_arty animateSource ["magazine_hide_source", 0, true];
+_arty animateSource ["magazine_load_source", 0.36, 0.2];

addons/m119/functions/fnc_unload.sqf

@@ -0,0 +1,52 @@
+/*
+	FILE: fnc_unload.sqf
+
+	Name: tbd_m119_m119_fnc_unload
+
+	Author(s):
+		ilbinek
+
+	Description:
+		Fired EH for the M119. This script is called when the M119 is fired. It animates the recoil of the M119.
+
+	Parameters:
+		_arty	- object	- M119 that fired
+
+	Returns:
+		Nothing
+	
+	Examples:
+		> [_arty] call tbd_m119_m119_fnc_unload;
+
+	Public:
+		No
+*/
+
+#include "..\script_component.hpp"
+
+params ["_arty", "_turret"];
+
+if !([_arty] call FUNC(canUnload)) exitWith {};
+
+private _mags = _arty magazinesTurret [_turret];
+{
+	_arty removeMagazinesTurret [_x, [_turret]];
+} forEach _mags;
+
+private _veh = "";
+
+switch (_mags#0) do {
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_1): {_veh = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_1)};
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_2): {_veh = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_2)};
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_3): {_veh = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_3)};
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_4): {_veh = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_4)};
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_5): {_veh = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_5)};
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_6): {_veh = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_6)};
+	case QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_7): {_veh = QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_7)};
+};
+
+_arty animateSource ["magazine_hide_source", 1];
+_arty animateSource ["magazine_load_source", 0];
+
+private _s = _veh createVehicle (getPos player);
+[player, _s] call ace_dragging_fnc_startCarry;

addons/m119/script_component.hpp

@@ -23,6 +23,14 @@
 #define TBD_M119_SHOT_SOUNDSET tbd_m119_shot_soundset
 #define TBD_M119_SHOT_SOUNDSHADER tbd_M119_shot_soundshader
 
+#define TBD_MORTARS_105mm_ROUND_HE_CHARGE_1 tbd_mortars_105mm_round_he_charge_1
+#define TBD_MORTARS_105mm_ROUND_HE_CHARGE_2 tbd_mortars_105mm_round_he_charge_2
+#define TBD_MORTARS_105mm_ROUND_HE_CHARGE_3 tbd_mortars_105mm_round_he_charge_3
+#define TBD_MORTARS_105mm_ROUND_HE_CHARGE_4 tbd_mortars_105mm_round_he_charge_4
+#define TBD_MORTARS_105mm_ROUND_HE_CHARGE_5 tbd_mortars_105mm_round_he_charge_5
+#define TBD_MORTARS_105mm_ROUND_HE_CHARGE_6 tbd_mortars_105mm_round_he_charge_6
+#define TBD_MORTARS_105mm_ROUND_HE_CHARGE_7 tbd_mortars_105mm_round_he_charge_7
+
 #define TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_1 tbd_mortars_105mm_round_he_charge_mag_1
 #define TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_2 tbd_mortars_105mm_round_he_charge_mag_2
 #define TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_3 tbd_mortars_105mm_round_he_charge_mag_3

addons/m119/stringtable.xml

@@ -21,5 +21,13 @@
             <English>Unfold</English>
             <Czech>Rozložit</Czech>
         </Key>
+        <Key ID="STR_TBD_M119_M119_LOAD">
+            <English>Load</English>
+            <Czech>Nabít</Czech>
+        </Key>
+        <Key ID="STR_TBD_M119_M119_UNLOAD">
+            <English>Unload</English>
+            <Czech>Vybít</Czech>
+        </Key>
     </Package>
 </Project>

addons/m119/tbd_m119/CfgVehicles.hpp

@@ -94,7 +94,7 @@ class CfgVehicles {
                 memoryPointsGetInGunnerDir = "pos_gunner_dir";
                 proxyType = "CPGunner";
                 proxyIndex = 1;
-                magazines[] = {QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_4),QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_4),QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_4),QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_4),QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_4),QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_4),QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_MAG_4)};
+                magazines[] = {};
             };
         };
         htMin = 1;
@@ -261,6 +261,82 @@ class CfgVehicles {
                 displayName = CSTRING(close_breech);
                 statement = QUOTE([ARR_1(_target)] call FUNC(closeBreech));
             };
+
+            class TBD_Load {
+                isplayName = CSTRING(load);
+                distance = 1.5;
+                showDisabled=0;
+				exceptions[]={};
+				priority=5;
+                selection = "casing_spawn";
+                icon = "x\tbd_mortars\addons\main\data\load.paa";
+
+                class TBD_LoadHECh1 {         
+                    displayName = "$STR_TBD_MORTARS_105mm_HE_CHARGE_1";      
+                    condition = QUOTE([ARR_2(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_1)))] call FUNC(canLoad));
+                    statement = QUOTE([ARR_3(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_1)),0)] call FUNC(load));
+                    showDisabled = 0;
+                    exceptions[] = {};
+                };
+
+                class TBD_LoadHECh2 {         
+                    displayName = "$STR_TBD_MORTARS_105mm_HE_CHARGE_2";      
+                    condition = QUOTE([ARR_2(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_2)))] call FUNC(canLoad));
+                    statement = QUOTE([ARR_3(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_2)),0)] call FUNC(load));
+                    showDisabled = 0;
+                    exceptions[] = {};
+                };
+
+                class TBD_LoadHECh3 {         
+                    displayName = "$STR_TBD_MORTARS_105mm_HE_CHARGE_3";      
+                    condition = QUOTE([ARR_2(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_3)))] call FUNC(canLoad));
+                    statement = QUOTE([ARR_3(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_3)),0)] call FUNC(load));
+                    showDisabled = 0;
+                    exceptions[] = {};
+                };
+
+                class TBD_LoadHECh4 {         
+                    displayName = "$STR_TBD_MORTARS_105mm_HE_CHARGE_4";      
+                    condition = QUOTE([ARR_2(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_4)))] call FUNC(canLoad));
+                    statement = QUOTE([ARR_3(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_4)),0)] call FUNC(load));
+                    showDisabled = 0;
+                    exceptions[] = {};
+                };
+
+                class TBD_LoadHECh5 {         
+                    displayName = "$STR_TBD_MORTARS_105mm_HE_CHARGE_5";      
+                    condition = QUOTE([ARR_2(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_5)))] call FUNC(canLoad));
+                    statement = QUOTE([ARR_3(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_5)),0)] call FUNC(load));
+                    showDisabled = 0;
+                    exceptions[] = {};
+                };
+
+                class TBD_LoadHECh6 {         
+                    displayName = "$STR_TBD_MORTARS_105mm_HE_CHARGE_6";      
+                    condition = QUOTE([ARR_2(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_6)))] call FUNC(canLoad));
+                    statement = QUOTE([ARR_3(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_6)),0)] call FUNC(load));
+                    showDisabled = 0;
+                    exceptions[] = {};
+                };
+
+                class TBD_LoadHECh7 {         
+                    displayName = "$STR_TBD_MORTARS_105mm_HE_CHARGE_7";      
+                    condition = QUOTE([ARR_2(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_7)))] call FUNC(canLoad));
+                    statement = QUOTE([ARR_3(_target,QUOTE(QUOTE(TBD_MORTARS_105mm_ROUND_HE_CHARGE_7)),0)] call FUNC(load));
+                    showDisabled = 0;
+                    exceptions[] = {};
+                };
+            };
+            
+            class TBD_Unload {
+                selection = "casing_spawn";
+                distance = 1.5;
+                showDisabled = 0;
+                displayName = CSTRING(unload);
+                condition = QUOTE([ARR_1(_target)] call FUNC(canUnload));
+                statement = QUOTE([ARR_2(_target,0)] call FUNC(unload));
+                icon = "x\tbd_mortars\addons\main\data\unload.paa";
+            };
         };
     };
 };