Added "inventory_redraw" script function (from Mr.Stalin)

artifacts/scripting/headers/sfall.h

@@ -235,6 +235,7 @@
 #define intface_is_hidden                     sfall_func0("intface_is_hidden")
 #define intface_redraw                        sfall_func0("intface_redraw")
 #define intface_show                          sfall_func0("intface_show")
+#define inventory_redraw(invSide)             sfall_func1("inventory_redraw", invSide)
 #define item_weight(obj)                      sfall_func1("item_weight", obj)
 #define lock_is_jammed(obj)                   sfall_func1("lock_is_jammed", obj)
 #define outlined_object                       sfall_func0("outlined_object")

artifacts/scripting/sfall function notes.txt

@@ -486,6 +486,10 @@ Some utility/math functions are available:
 - The text is limited to 19 characters
 - available colors: 0 - green, 1 - red, 2 - white, 3 - yellow, 4 - dark yellow, 5 - blue, 6 - purple
 
+> void sfall_func1("inventory_redraw", int invSide)
+- redraws inventory list in the inventory/use inventory item on/loot/barter screens
+- invSide specifies which side needs to be redrawn: 0 - the player, 1 - target (container/NPC in loot/barter screens)
+
 ------------------------
 ------ MORE INFO -------
 ------------------------

sfall/FalloutEngine/Functions_def.h

@@ -31,6 +31,8 @@ WRAP_WATCOM_FUNC3(long, db_freadIntCount, DbFile*, file, DWORD*, dest, long, cou
 WRAP_WATCOM_FUNC2(long, db_fwriteByte, DbFile*, file, long, value)
 WRAP_WATCOM_FUNC2(long, db_fwriteInt, DbFile*, file, long, value)
 WRAP_WATCOM_FUNC0(void, display_stats)
+WRAP_WATCOM_FUNC3(void, display_inventory, long, inventoryOffset, long, visibleOffset, long, mode)
+WRAP_WATCOM_FUNC4(void, display_target_inventory, long, inventoryOffset, long, visibleOffset, DWORD*, targetInventory, long, mode)
 // perform combat turn for a given critter
 WRAP_WATCOM_FUNC2(long, combat_turn, GameObject*, critter, long, isDudeTurn)
 WRAP_WATCOM_FUNC1(long, critter_is_dead, GameObject*, critter)

sfall/Modules/Scripting/Handlers/Interface.cpp

@@ -460,5 +460,32 @@ void sf_set_iface_tag_text(OpcodeContext& ctx) {
 	}
 }
 
+void sf_inventory_redraw(OpcodeContext& ctx) {
+	int mode = -1;
+	DWORD loopFlag = GetLoopFlags();
+	if (loopFlag & INVENTORY) {
+		mode = 0;
+	} else if (loopFlag & INTFACEUSE) {
+		mode = 1;
+	} else if (loopFlag & INTFACELOOT) {
+		mode = 2;
+	} else if (loopFlag & BARTER) {
+		mode = 3;
+	} else {
+		return;
+	}
+
+	if (!ctx.arg(0).asBool()) {
+		int* stack_offset = (int*)FO_VAR_stack_offset;
+		stack_offset[fo::var::curr_stack * 4] = 0;
+		fo::func::display_inventory(0, -1, mode);
+	} else if (mode >= 2) {
+		int* target_stack_offset = (int*)FO_VAR_target_stack_offset;
+		target_stack_offset[fo::var::target_curr_stack * 4] = 0;
+		fo::func::display_target_inventory(0, -1, (DWORD*)fo::var::target_pud, mode);
+		fo::func::win_draw(fo::var::i_wid);
+	}
+}
+
 }
 }

sfall/Modules/Scripting/Handlers/Interface.h

@@ -91,5 +91,7 @@ void sf_display_stats(OpcodeContext&);
 
 void sf_set_iface_tag_text(OpcodeContext&);
 
+void sf_inventory_redraw(OpcodeContext&);
+
 }
 }

sfall/Modules/Scripting/Handlers/Metarule.cpp

@@ -94,6 +94,7 @@ static const SfallMetarule metarules[] = {
 	{"intface_is_hidden", sf_intface_is_hidden, 0, 0},
 	{"intface_redraw", sf_intface_redraw, 0, 0},
 	{"intface_show", sf_intface_show, 0, 0},
+	{"inventory_redraw", sf_inventory_redraw, 1, 1, {ARG_INT}},
 	{"item_weight", sf_item_weight, 1, 1, {ARG_OBJECT}},
 	{"lock_is_jammed", sf_lock_is_jammed, 1, 1, {ARG_OBJECT}},
 	{"outlined_object", sf_outlined_object, 0, 0},