From a143100f46790085a318361336401319e9587a0c Mon Sep 17 00:00:00 2001 From: rubidium Date: Tue, 23 Sep 2008 20:12:13 +0000 Subject: [PATCH] (svn r14393) -Fix [FS#2318]: deleting the same window (pointer) twice. --- src/signs_gui.cpp | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/src/signs_gui.cpp b/src/signs_gui.cpp index f687e54c9b..496444a87a 100644 --- a/src/signs_gui.cpp +++ b/src/signs_gui.cpp @@ -171,10 +171,18 @@ void ShowSignList() AllocateWindowDescFront(&_sign_list_desc, 0); } -static void RenameSign(SignID index, const char *text) +/** + * Actually rename the sign. + * @param index the sign to rename. + * @param text the new name. + * @return true if the window will already be removed after returning. + */ +static bool RenameSign(SignID index, const char *text) { + bool remove = StrEmpty(text); _cmd_text = text; DoCommandP(0, index, 0, NULL, CMD_RENAME_SIGN | (StrEmpty(text) ? CMD_MSG(STR_CAN_T_DELETE_SIGN) : CMD_MSG(STR_280C_CAN_T_CHANGE_SIGN_NAME))); + return remove; } enum QueryEditSignWidgets { @@ -288,7 +296,7 @@ struct SignWindow : QueryStringBaseWindow, SignList { break; case QUERY_EDIT_SIGN_WIDGET_OK: - RenameSign(this->cur_sign, this->text.buf); + if (RenameSign(this->cur_sign, this->text.buf)) break; /* FALL THROUGH */ case QUERY_EDIT_SIGN_WIDGET_CANCEL: @@ -302,7 +310,7 @@ struct SignWindow : QueryStringBaseWindow, SignList { EventState state = ES_NOT_HANDLED; switch (this->HandleEditBoxKey(QUERY_EDIT_SIGN_WIDGET_TEXT, key, keycode, state)) { case 1: // Enter pressed, confirms change - RenameSign(this->cur_sign, this->text.buf); + if (RenameSign(this->cur_sign, this->text.buf)) break; /* FALL THROUGH */ case 2: // ESC pressed, closes window, abandons changes