From 434abd6dea136ac0be3d64b0d5b6fa7ce7b38353 Mon Sep 17 00:00:00 2001
From: rubidium <rubidium@openttd.org>
Date: Tue, 7 Dec 2010 21:09:30 +0000
Subject: [PATCH] (svn r21428) -Fix [FS#4021]: vehicles could be built while
 the game it paused. Now you can enable or disable that with a setting

---
 src/command.cpp      |  5 +++++
 src/lang/english.txt |  1 +
 src/openttd.cpp      |  2 +-
 src/window.cpp       | 35 ++++++++++++++++++++++++++++-------
 4 files changed, 35 insertions(+), 8 deletions(-)

diff --git a/src/command.cpp b/src/command.cpp
index be30d11e6b..273e22bd0c 100644
--- a/src/command.cpp
+++ b/src/command.cpp
@@ -515,6 +515,11 @@ bool DoCommandP(TileIndex tile, uint32 p1, uint32 p2, uint32 cmd, CommandCallbac
 	int x = TileX(tile) * TILE_SIZE;
 	int y = TileY(tile) * TILE_SIZE;
 
+	if (_pause_mode != PM_UNPAUSED && !IsCommandAllowedWhilePaused(cmd)) {
+		ShowErrorMessage(GB(cmd, 16, 16), STR_ERROR_NOT_ALLOWED_WHILE_PAUSED, WL_INFO, x, y);
+		return false;
+	}
+
 #ifdef ENABLE_NETWORK
 	/* Only set p2 when the command does not come from the network. */
 	if (!(cmd & CMD_NETWORK_COMMAND) && GetCommandFlags(cmd) & CMD_CLIENT_ID && p2 == 0) p2 = CLIENT_ID_SERVER;
diff --git a/src/lang/english.txt b/src/lang/english.txt
index d5a23bde40..010f50efe8 100644
--- a/src/lang/english.txt
+++ b/src/lang/english.txt
@@ -3464,6 +3464,7 @@ STR_ERROR_OWNED_BY                                              :{WHITE}... owne
 STR_ERROR_AREA_IS_OWNED_BY_ANOTHER                              :{WHITE}... area is owned by another company
 STR_ERROR_NAME_MUST_BE_UNIQUE                                   :{WHITE}Name must be unique
 STR_ERROR_GENERIC_OBJECT_IN_THE_WAY                             :{WHITE}{1:STRING} in the way
+STR_ERROR_NOT_ALLOWED_WHILE_PAUSED                              :{WHITE}Not allowed while paused
 
 # Local authority errors
 STR_ERROR_LOCAL_AUTHORITY_REFUSES_TO_ALLOW_THIS                 :{WHITE}{TOWN} local authority refuses to allow this
diff --git a/src/openttd.cpp b/src/openttd.cpp
index 14c667abf3..335533770f 100644
--- a/src/openttd.cpp
+++ b/src/openttd.cpp
@@ -1365,7 +1365,7 @@ void GameLoop()
 
 	if (!_pause_mode && HasBit(_display_opt, DO_FULL_ANIMATION)) DoPaletteAnimations();
 
-	if (!_pause_mode || _cheats.build_in_pause.value) MoveAllTextEffects();
+	if (!_pause_mode || _settings_game.construction.command_pause_level > CMDPL_NO_CONSTRUCTION) MoveAllTextEffects();
 
 	InputLoop();
 
diff --git a/src/window.cpp b/src/window.cpp
index 1e85a42c07..7d1f6e1206 100644
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -2213,13 +2213,34 @@ static void MouseLoop(MouseClick click, int mousewheel)
 			case MC_DOUBLE_LEFT:
 			case MC_LEFT:
 				DEBUG(misc, 2, "Cursor: 0x%X (%d)", _cursor.sprite, _cursor.sprite);
-				if (_thd.place_mode != HT_NONE &&
-						/* query button and place sign button work in pause mode */
-						_cursor.sprite != SPR_CURSOR_QUERY &&
-						_cursor.sprite != SPR_CURSOR_SIGN &&
-						_pause_mode != PM_UNPAUSED &&
-						!_cheats.build_in_pause.value) {
-					return;
+				if (_thd.place_mode != HT_NONE && _pause_mode != PM_UNPAUSED) {
+					switch (_settings_game.construction.command_pause_level) {
+						case CMDPL_ALL_ACTIONS:
+							/* We allow all actions. */
+							break;
+
+						case CMDPL_NO_LANDSCAPING:
+							if (_cursor.sprite == SPR_CURSOR_CLONE_TRAIN ||
+									_cursor.sprite == SPR_CURSOR_CLONE_ROADVEH ||
+									_cursor.sprite == SPR_CURSOR_CLONE_SHIP ||
+									_cursor.sprite == SPR_CURSOR_CLONE_AIRPLANE) {
+								/* Cloning is allowed. */
+								break;
+							}
+							/* FALL THROUGH */
+						case CMDPL_NO_CONSTRUCTION:
+							if (_cursor.sprite == SPR_CURSOR_SIGN ||
+									(_cursor.sprite >= SPR_CURSOR_PICKSTATION_FIRST && _cursor.sprite <= SPR_CURSOR_PICKSTATION_LAST)) {
+								/* Building signs or making orders is allowed. */
+								break;
+							}
+							/* FALL THROUGH */
+						case CMDPL_NO_ACTIONS:
+							if (_cursor.sprite == SPR_CURSOR_QUERY) break;
+
+							/* All other ones are not allowed to build. */
+							return;
+					}
 				}
 
 				if (!HandleViewportClicked(vp, x, y) &&