cpp/openttd-patchpack/source Changeset - r25564:c875d92c537a

Changeset - r25564:c875d92c537a

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0 35 0

glx22 - 4 years ago 2021-05-15 21:12:25
glx@openttd.org

Fix f6d5c01: Delay deletion when closing windows

35 files changed with 232 insertions and 167 deletions:

src/ai/ai_gui.cpp

src/airport_gui.cpp

src/bootstrap_gui.cpp

src/bridge_gui.cpp

src/company_gui.cpp

src/console_gui.cpp

src/date_gui.cpp

src/depot_gui.cpp

src/dock_gui.cpp

src/engine_gui.cpp

src/error_gui.cpp

src/fios_gui.cpp

src/goal_gui.cpp

src/highscore_gui.cpp

src/misc_gui.cpp

src/network/network_chat_gui.cpp

src/network/network_content_gui.cpp

src/network/network_content_gui.h

src/network/network_gui.cpp

src/newgrf_gui.cpp

src/news_gui.cpp

src/osk_gui.cpp

src/rail_gui.cpp

src/road_gui.cpp

src/settings_gui.cpp

src/signs_gui.cpp

src/smallmap_gui.cpp

src/smallmap_gui.h

src/station_gui.cpp

src/town_gui.cpp

src/vehicle_gui.cpp

src/waypoint_gui.cpp

src/widgets/dropdown.cpp

src/window.cpp

src/window_gui.h

0 comments (0 inline, 0 general)

src/ai/ai_gui.cpp

➞

Show inline comments

@@ @@ -196,7 +196,7 @@ struct AIListWindow : public Window { @@
 					this->SetDirty();
 					if (click_count > 1) {
 						this->ChangeAI();
-						delete this;
+						this->Close();
+					}
+				}
 				break;
@@ @@ -204,12 +204,12 @@ struct AIListWindow : public Window { @@
 			case WID_AIL_ACCEPT: {
 				this->ChangeAI();
-				delete this;
+				this->Close();
 				break;
+			}
 			case WID_AIL_CANCEL:
-				delete this;
+				this->Close();
 				break;
+		}
+	}
@@ @@ -227,7 +227,7 @@ struct AIListWindow : public Window { @@
 	void OnInvalidateData(int data = 0, bool gui_scope = true) override
+	{
 		if (_game_mode == GM_NORMAL && Company::IsValidID(this->slot)) {
-			delete this;
+			this->Close();
 			return;
+		}
@@ @@ -518,7 +518,7 @@ struct AISettingsWindow : public Window @@
+			}
 			case WID_AIS_ACCEPT:
-				delete this;
+				this->Close();
 				break;
 			case WID_AIS_RESET:
@@ @@ -655,7 +655,7 @@ struct ScriptTextfileWindow : public Tex @@
+	{
 		const char *textfile = GetConfig(slot)->GetTextfile(file_type, slot);
 		if (textfile == nullptr) {
-			delete this;
+			this->Close();
 		} else {
 			this->LoadTextfile(textfile, (slot == OWNER_DEITY) ? GAME_DIR : AI_DIR);
+		}
@@ @@ -744,10 +744,11 @@ struct AIConfigWindow : public Window { @@
 		this->OnInvalidateData(0);
+	}
-	~AIConfigWindow()
+	void Close() override
+	{
 		DeleteWindowByClass(WC_AI_LIST);
 		DeleteWindowByClass(WC_AI_SETTINGS);
 		this->Window::Close();
+	}
 	void SetStringParameters(int widget) const override
@@ @@ -929,7 +930,7 @@ struct AIConfigWindow : public Window { @@
 				break;
 			case WID_AIC_CLOSE:
-				delete this;
+				this->Close();
 				break;
 			case WID_AIC_CONTENT_DOWNLOAD:

src/airport_gui.cpp

➞

Show inline comments

@@ @@ -76,10 +76,11 @@ struct BuildAirToolbarWindow : Window { @@
 		this->last_user_action = WIDGET_LIST_END;
+	}
-	~BuildAirToolbarWindow()
+	void Close() override
+	{
 		if (this->IsWidgetLowered(WID_AT_AIRPORT)) SetViewportCatchmentStation(nullptr, true);
 		if (_settings_client.gui.link_terraform_toolbar) DeleteWindowById(WC_SCEN_LAND_GEN, 0, false);
 		this->Window::Close();
+	}
 	/**
@@ @@ -276,9 +277,10 @@ public: @@
 		if (selectFirstAirport) this->SelectFirstAvailableAirport(true);
+	}
-	virtual ~BuildAirportWindow()
+	void Close() override
+	{
 		DeleteWindowById(WC_SELECT_STATION, 0);
 		this->PickerWindowBase::Close();
+	}
 	void SetStringParameters(int widget) const override

src/bootstrap_gui.cpp

➞

Show inline comments

@@ @@ -91,9 +91,10 @@ public: @@
 		this->InitNested(1);
+	}
-	~BootstrapErrorWindow()
+	void Close() override
+	{
 		_exit_game = true;
 		this->Window::Close();
+	}
 	void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize) override
@@ @@ -144,12 +145,13 @@ public: @@
+	{
+	}
-	~BootstrapContentDownloadStatusWindow()
+	void Close() override
+	{
 		/* If we are not set to exit the game, it means the bootstrap failed. */
 		if (!_exit_game) {
 			new BootstrapErrorWindow();
+		}
 		this->BaseNetworkContentDownloadStatusWindow::Close();
+	}
 	void OnDownloadComplete(ContentID cid) override
@@ @@ -162,7 +164,7 @@ public: @@
 		/* _exit_game is used to break out of the outer video driver's MainLoop. */
 		_exit_game = true;
-		delete this;
+		this->Close();
+	}
 };
@@ @@ -201,9 +203,10 @@ public: @@
+	}
 	/** Stop listening to the content client events. */
-	~BootstrapAskForDownloadWindow()
+	void Close() override
+	{
 		_network_content_client.RemoveCallback(this);
 		this->Window::Close();
+	}
 	void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize) override
@@ @@ -264,7 +267,7 @@ public: @@
 		/* And once the meta data is received, start downloading it. */
 		_network_content_client.Select(ci->id);
 		new BootstrapContentDownloadStatusWindow();
-		delete this;
+		this->Close();
+	}
 };

src/bridge_gui.cpp

➞

Show inline comments

@@ @@ -249,7 +249,7 @@ public: @@
 		if (i < 9 && i < this->bridges->size()) {
 			/* Build the requested bridge */
 			this->BuildBridge(i);
-			delete this;
+			this->Close();
 			return ES_HANDLED;
+		}
 		return ES_NOT_HANDLED;
@@ @@ -263,7 +263,7 @@ public: @@
 				uint i = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_BBS_BRIDGE_LIST);
 				if (i < this->bridges->size()) {
 					this->BuildBridge(i);
-					delete this;
+					this->Close();
+				}
 				break;
+			}

src/company_gui.cpp

➞

Show inline comments

@@ @@ -1586,7 +1586,7 @@ public: @@
 			/* Cancel button */
 			case WID_SCMF_CANCEL:
-				delete this;
+				this->Close();
 				break;
 			/* Load button */
@@ @@ -2767,7 +2767,7 @@ struct BuyCompanyWindow : Window { @@
+	{
 		switch (widget) {
 			case WID_BC_NO:
-				delete this;
+				this->Close();
 				break;
 			case WID_BC_YES:

src/console_gui.cpp

➞

Show inline comments

@@ @@ -185,10 +185,11 @@ struct IConsoleWindow : Window @@
 		ResizeWindow(this, _screen.width, _screen.height / 3);
+	}
-	~IConsoleWindow()
+	void Close() override
+	{
 		_iconsole_mode = ICONSOLE_CLOSED;
 		VideoDriver::GetInstance()->EditBoxLostFocus();
 		this->Window::Close();
+	}
 	/**

src/date_gui.cpp

➞

Show inline comments

@@ @@ -147,7 +147,7 @@ struct SetDateWindow : Window { @@
 			case WID_SD_SET_DATE:
 				if (this->callback != nullptr) this->callback(this, ConvertYMDToDate(this->date.year, this->date.month, this->date.day));
-				delete this;
+				this->Close();
 				break;
+		}
+	}

src/depot_gui.cpp

➞

Show inline comments

@@ @@ -291,11 +291,12 @@ struct DepotWindow : Window { @@
 		OrderBackup::Reset();
+	}
-	~DepotWindow()
+	void Close() override
+	{
 		DeleteWindowById(WC_BUILD_VEHICLE, this->window_number);
 		DeleteWindowById(GetWindowClassForVehicleType(this->type), VehicleListIdentifier(VL_DEPOT_LIST, this->type, this->owner, this->GetDepotIndex()).Pack(), false);
 		OrderBackup::Reset(this->window_number);
 		this->Window::Close();
+	}
 	/**

src/dock_gui.cpp

➞

Show inline comments

@@ @@ -101,10 +101,11 @@ struct BuildDocksToolbarWindow : Window @@
 		if (_settings_client.gui.link_terraform_toolbar) ShowTerraformToolbar(this);
+	}
-	~BuildDocksToolbarWindow()
+	void Close() override
+	{
 		if (_game_mode == GM_NORMAL && this->IsWidgetLowered(WID_DT_STATION)) SetViewportCatchmentStation(nullptr, true);
 		if (_settings_client.gui.link_terraform_toolbar) DeleteWindowById(WC_SCEN_LAND_GEN, 0, false);
 		this->Window::Close();
+	}
 	/**
@@ @@ -416,9 +417,10 @@ public: @@
 		this->LowerWidget(_settings_client.gui.station_show_coverage + BDSW_LT_OFF);
+	}
-	virtual ~BuildDocksStationWindow()
+	void Close() override
+	{
 		DeleteWindowById(WC_SELECT_STATION, 0);
 		this->PickerWindowBase::Close();
+	}
 	void OnPaint() override

src/engine_gui.cpp

➞

Show inline comments

@@ @@ -128,7 +128,7 @@ struct EnginePreviewWindow : Window { @@
 				DoCommandP(0, this->window_number, 0, CMD_WANT_ENGINE_PREVIEW);
 				FALLTHROUGH;
 			case WID_EP_NO:
-				if (!_shift_pressed) delete this;
+				if (!_shift_pressed) this->Close();
 				break;
+		}
+	}
@@ @@ -138,7 +138,7 @@ struct EnginePreviewWindow : Window { @@
 		if (!gui_scope) return;
 		EngineID engine = this->window_number;
-		if (Engine::Get(engine)->preview_company != _local_company) delete this;
+		if (Engine::Get(engine)->preview_company != _local_company) this->Close();
+	}
 };

src/error_gui.cpp

➞

Show inline comments

@@ @@ -250,7 +250,7 @@ public: @@
 	void OnInvalidateData(int data = 0, bool gui_scope = true) override
+	{
 		/* If company gets shut down, while displaying an error about it, remove the error message. */
-		if (this->face != INVALID_COMPANY && !Company::IsValidID(this->face)) delete this;
+		if (this->face != INVALID_COMPANY && !Company::IsValidID(this->face)) this->Close();
+	}
 	void SetStringParameters(int widget) const override
@@ @@ -298,20 +298,21 @@ public: @@
 	void OnMouseLoop() override
+	{
 		/* Disallow closing the window too easily, if timeout is disabled */
-		if (_right_button_down && !this->display_timer.HasElapsed()) delete this;
+		if (_right_button_down && !this->display_timer.HasElapsed()) this->Close();
+	}
 	void OnRealtimeTick(uint delta_ms) override
+	{
 		if (this->display_timer.CountElapsed(delta_ms) == 0) return;
-		delete this;
+		this->Close();
+	}
-	~ErrmsgWindow()
+	void Close() override
+	{
 		SetRedErrorSquare(INVALID_TILE);
 		if (_window_system_initialized) ShowFirstError();
 		this->Window::Close();
+	}
 	/**
@@ @@ -354,7 +355,7 @@ void UnshowCriticalError() @@
 	if (_window_system_initialized && w != nullptr) {
 		if (w->IsCritical()) _error_list.push_front(*w);
 		_window_system_initialized = false;
-		delete w;
+		w->Close();
+	}
+}
@@ @@ -403,18 +404,20 @@ void ShowErrorMessage(StringID summary_m @@
 	data.CopyOutDParams();
 	ErrmsgWindow *w = (ErrmsgWindow*)FindWindowById(WC_ERRMSG, 0);
 	if (w != nullptr && w->IsCritical()) {
 		/* A critical error is currently shown. */
 		if (wl == WL_CRITICAL) {
 			/* Push another critical error in the queue of errors,
 			 * but do not put other errors in the queue. */
 			_error_list.push_back(data);
 	if (w != nullptr) {
 		if (w->IsCritical()) {
 			/* A critical error is currently shown. */
 			if (wl == WL_CRITICAL) {
 				/* Push another critical error in the queue of errors,
 				 * but do not put other errors in the queue. */
 				_error_list.push_back(data);
+			}
 			return;
+		}
 	} else {
 		/* Nothing or a non-critical error was shown. */
 		delete w;
 		new ErrmsgWindow(data);
 		/* A non-critical error was shown. */
 		w->Close();
+	}
 	new ErrmsgWindow(data);
+}
@@ @@ -425,7 +428,7 @@ void ShowErrorMessage(StringID summary_m @@
 bool HideActiveErrorMessage() {
 	ErrmsgWindow *w = (ErrmsgWindow*)FindWindowById(WC_ERRMSG, 0);
 	if (w == nullptr) return false;
-	delete w;
+	w->Close();
 	return true;
+}

src/fios_gui.cpp

➞

Show inline comments

@@ @@ -398,12 +398,13 @@ public: @@
+		}
+	}
-	virtual ~SaveLoadWindow()
+	void Close() override
+	{
 		/* pause is only used in single-player, non-editor mode, non menu mode */
 		if (!_networking && _game_mode != GM_EDITOR && _game_mode != GM_MENU) {
 			DoCommandP(0, PM_PAUSED_SAVELOAD, 0, CMD_PAUSE);
+		}
 		this->Window::Close();
+	}
 	void DrawWidget(const Rect &r, int widget) const override
@@ @@ -617,12 +618,12 @@ public: @@
 				_file_to_saveload.SetTitle(this->selected->title);
 				if (this->abstract_filetype == FT_HEIGHTMAP) {
-					delete this;
+					this->Close();
 					ShowHeightmapLoad();
 				} else if (!_load_check_data.HasNewGrfs() || _load_check_data.grf_compatibility != GLC_NOT_FOUND || _settings_client.gui.UserIsAllowedToChangeNewGRFs()) {
 					_switch_mode = (_game_mode == GM_EDITOR) ? SM_LOAD_SCENARIO : SM_LOAD_GAME;
 					ClearErrorMessages();
-					delete this;
+					this->Close();
+				}
 				break;
+			}
@@ @@ -688,7 +689,7 @@ public: @@
 							_file_to_saveload.SetName(name);
 							_file_to_saveload.SetTitle(file->title);
-							delete this;
+							this->Close();
 							ShowHeightmapLoad();
+						}
+					}
@@ @@ -749,7 +750,7 @@ public: @@
 	EventState OnKeyPress(WChar key, uint16 keycode) override
+	{
 		if (keycode == WKC_ESC) {
-			delete this;
+			this->Close();
 			return ES_HANDLED;
+		}

src/goal_gui.cpp

➞

Show inline comments

@@ @@ -384,17 +384,17 @@ struct GoalQuestionWindow : public Windo @@
 		switch (widget) {
 			case WID_GQ_BUTTON_1:
 				DoCommandP(0, this->window_number, this->button[0], CMD_GOAL_QUESTION_ANSWER);
-				delete this;
+				this->Close();
 				break;
 			case WID_GQ_BUTTON_2:
 				DoCommandP(0, this->window_number, this->button[1], CMD_GOAL_QUESTION_ANSWER);
-				delete this;
+				this->Close();
 				break;
 			case WID_GQ_BUTTON_3:
 				DoCommandP(0, this->window_number, this->button[2], CMD_GOAL_QUESTION_ANSWER);
-				delete this;
+				this->Close();
 				break;
+		}
+	}

src/highscore_gui.cpp

➞

Show inline comments

@@ @@ -64,7 +64,7 @@ struct EndGameHighScoreBaseWindow : Wind @@
 	void OnClick(Point pt, int widget, int click_count) override
+	{
-		delete this;
+		this->Close();
+	}
 	EventState OnKeyPress(WChar key, uint16 keycode) override
@@ @@ -79,7 +79,7 @@ struct EndGameHighScoreBaseWindow : Wind @@
 			case WKC_RETURN:
 			case WKC_ESC:
 			case WKC_SPACE:
-				delete this;
+				this->Close();
 				return ES_HANDLED;
 			default:
@@ @@ -122,10 +122,11 @@ struct EndGameWindow : EndGameHighScoreB @@
 		MarkWholeScreenDirty();
+	}
-	~EndGameWindow()
+	void Close() override
+	{
 		if (!_networking) DoCommandP(0, PM_PAUSED_NORMAL, 0, CMD_PAUSE); // unpause
 		ShowHighscoreTable(this->window_number, this->rank);
 		this->EndGameHighScoreBaseWindow::Close();
+	}
 	void OnPaint() override
@@ @@ -169,11 +170,13 @@ struct HighScoreWindow : EndGameHighScor @@
 		this->rank = ranking;
+	}
-	~HighScoreWindow()
+	void Close() override
+	{
 		if (_game_mode != GM_MENU) ShowVitalWindows();
 		if (!_networking && !this->game_paused_by_player) DoCommandP(0, PM_PAUSED_NORMAL, 0, CMD_PAUSE); // unpause
 		this->EndGameHighScoreBaseWindow::Close();
+	}
 	void OnPaint() override

src/misc_gui.cpp

➞

Show inline comments

@@ @@ -759,20 +759,20 @@ struct TooltipsWindow : public Window @@
+	{
 		/* Always close tooltips when the cursor is not in our window. */
 		if (!_cursor.in_window) {
-			delete this;
+			this->Close();
 			return;
+		}
 		/* We can show tooltips while dragging tools. These are shown as long as
 		 * we are dragging the tool. Normal tooltips work with hover or rmb. */
 		switch (this->close_cond) {
 			case TCC_RIGHT_CLICK: if (!_right_button_down) delete this; break;
 			case TCC_HOVER: if (!_mouse_hovering) delete this; break;
 			case TCC_RIGHT_CLICK: if (!_right_button_down) this->Close(); break;
 			case TCC_HOVER: if (!_mouse_hovering) this->Close(); break;
 			case TCC_NONE: break;
 			case TCC_EXIT_VIEWPORT: {
 				Window *w = FindWindowFromPt(_cursor.pos.x, _cursor.pos.y);
-				if (w == nullptr || IsPtInWindowViewport(w, _cursor.pos.x, _cursor.pos.y) == nullptr) delete this;
+				if (w == nullptr || IsPtInWindowViewport(w, _cursor.pos.x, _cursor.pos.y) == nullptr) this->Close();
 				break;
+			}
+		}
@@ @@ -1090,18 +1090,19 @@ struct QueryStringWindow : public Window @@
 				FALLTHROUGH;
 			case WID_QS_CANCEL:
-				delete this;
+				this->Close();
 				break;
+		}
+	}
-	~QueryStringWindow()
+	void Close() override
+	{
 		if (!this->editbox.handled && this->parent != nullptr) {
 			Window *parent = this->parent;
-			this->parent = nullptr; // so parent doesn't try to delete us again
+			this->parent = nullptr; // so parent doesn't try to close us again
 			parent->OnQueryTextFinished(nullptr);
+		}
 		this->Window::Close();
+	}
 };
@@ @@ -1167,9 +1168,10 @@ struct QueryWindow : public Window { @@
 		this->InitNested(WN_CONFIRM_POPUP_QUERY);
+	}
-	~QueryWindow()
+	void Close() override
+	{
 		if (this->proc != nullptr) this->proc(this->parent, false);
 		this->Window::Close();
+	}
 	void FindWindowPlacementAndResize(int def_width, int def_height) override
@@ @@ -1222,7 +1224,7 @@ struct QueryWindow : public Window { @@
 				Window *parent = this->parent;
 				/* Prevent the destructor calling the callback function */
 				this->proc = nullptr;
-				delete this;
+				this->Close();
 				if (proc != nullptr) {
 					proc(parent, true);
 					proc = nullptr;
@@ @@ -1230,7 +1232,7 @@ struct QueryWindow : public Window { @@
 				break;
+			}
 			case WID_Q_NO:
-				delete this;
+				this->Close();
 				break;
+		}
+	}
@@ @@ -1248,7 +1250,7 @@ struct QueryWindow : public Window { @@
 				FALLTHROUGH;
 			case WKC_ESC:
-				delete this;
+				this->Close();
 				return ES_HANDLED;
+		}
 		return ES_NOT_HANDLED;
@@ @@ -1289,13 +1291,13 @@ void ShowQuery(StringID caption, StringI @@
+{
 	if (parent == nullptr) parent = FindWindowById(WC_MAIN_WINDOW, 0);
-	for (const Window *w : Window::Iterate()) {
 	for (Window *w : Window::Iterate()) {
 		if (w->window_class != WC_CONFIRM_POPUP_QUERY) continue;
-		const QueryWindow *qw = (const QueryWindow *)w;
+		QueryWindow *qw = dynamic_cast<QueryWindow *>(w);
 		if (qw->parent != parent || qw->proc != callback) continue;
-		delete qw;
+		qw->Close();
 		break;
+	}

src/network/network_chat_gui.cpp

➞

Show inline comments

@@ @@ -307,9 +307,10 @@ struct NetworkChatWindow : public Window @@
 		PositionNetworkChatWindow(this);
+	}
-	~NetworkChatWindow()
+	void Close() override
+	{
 		InvalidateWindowData(WC_NEWS_WINDOW, 0, 0);
 		this->Window::Close();
+	}
 	void FindWindowPlacementAndResize(int def_width, int def_height) override
@@ @@ -470,7 +471,7 @@ struct NetworkChatWindow : public Window @@
 				FALLTHROUGH;
 			case WID_NC_CLOSE: /* Cancel */
-				delete this;
+				this->Close();
 				break;
+		}
+	}
@@ @@ -497,7 +498,7 @@ struct NetworkChatWindow : public Window @@
 	 */
 	void OnInvalidateData(int data = 0, bool gui_scope = true) override
+	{
-		if (data == this->dest) delete this;
+		if (data == this->dest) this->Close();
+	}
 };

src/network/network_content_gui.cpp

➞

Show inline comments

@@ @@ -109,9 +109,10 @@ BaseNetworkContentDownloadStatusWindow:: @@
 	this->InitNested(WN_NETWORK_STATUS_WINDOW_CONTENT_DOWNLOAD);
+}
-BaseNetworkContentDownloadStatusWindow::~BaseNetworkContentDownloadStatusWindow()
+void BaseNetworkContentDownloadStatusWindow::Close()
+{
 	_network_content_client.RemoveCallback(this);
 	this->Window::Close();
+}
 void BaseNetworkContentDownloadStatusWindow::DrawWidget(const Rect &r, int widget) const
@@ @@ -171,8 +172,7 @@ public: @@
 		this->parent = FindWindowById(WC_NETWORK_WINDOW, WN_NETWORK_WINDOW_CONTENT_LIST);
+	}
 	/** Free whatever we've allocated */
 	~NetworkContentDownloadStatusWindow()
 	void Close() override
+	{
 		TarScanner::Mode mode = TarScanner::NONE;
 		for (auto ctype : this->receivedTypes) {
@@ @@ -254,6 +254,8 @@ public: @@
 		/* Always invalidate the download window; tell it we are going to be gone */
 		InvalidateWindowData(WC_NETWORK_WINDOW, WN_NETWORK_WINDOW_CONTENT_LIST, 2);
 		this->BaseNetworkContentDownloadStatusWindow::Close();
+	}
 	void OnClick(Point pt, int widget, int click_count) override
@@ @@ -261,7 +263,7 @@ public: @@
 		if (widget == WID_NCDS_CANCELOK) {
 			if (this->downloaded_bytes != this->total_bytes) {
 				_network_content_client.CloseConnection();
-				delete this;
+				this->Close();
 			} else {
 				/* If downloading succeeded, close the online content window. This will close
 				 * the current window as well. */
@@ @@ -549,10 +551,10 @@ public: @@
 		this->InvalidateData();
+	}
 	/** Free everything we allocated */
 	~NetworkContentListWindow()
 	void Close() override
+	{
 		_network_content_client.RemoveCallback(this);
 		this->Window::Close();
+	}
 	void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize) override
@@ @@ -837,7 +839,7 @@ public: @@
 				break;
 			case WID_NCL_CANCEL:
-				delete this;
+				this->Close();
 				break;
 			case WID_NCL_OPEN_URL:
@@ @@ -941,7 +943,7 @@ public: @@
+	{
 		if (!success) {
 			ShowErrorMessage(STR_CONTENT_ERROR_COULD_NOT_CONNECT, INVALID_STRING_ID, WL_ERROR);
-			delete this;
+			this->Close();
 			return;
+		}

src/network/network_content_gui.h

➞

Show inline comments

@@ @@ -32,11 +32,7 @@ public: @@
 	 */
 	BaseNetworkContentDownloadStatusWindow(WindowDesc *desc);
 	/**
 	 * Free everything associated with this window.
 	 */
 	~BaseNetworkContentDownloadStatusWindow();
 	void Close() override;
 	void DrawWidget(const Rect &r, int widget) const override;
 	void OnDownloadProgress(const ContentInfo *ci, int bytes) override;
 };

src/network/network_gui.cpp

➞

Show inline comments

@@ @@ -2597,7 +2597,7 @@ struct NetworkCompanyPasswordWindow : pu @@
 				FALLTHROUGH;
 			case WID_NCP_CANCEL:
-				delete this;
+				this->Close();
 				break;
 			case WID_NCP_SAVE_AS_DEFAULT_PASSWORD:

src/newgrf_gui.cpp

➞

Show inline comments

@@ @@ -424,7 +424,7 @@ struct NewGRFParametersWindow : public W @@
 				break;
 			case WID_NP_ACCEPT:
-				delete this;
+				this->Close();
 				break;
+		}
+	}
@@ @@ -662,7 +662,7 @@ struct NewGRFWindow : public Window, New @@
 		this->OnInvalidateData(GOID_NEWGRF_CURRENT_LOADED);
+	}
-	~NewGRFWindow()
+	void Close() override
+	{
 		DeleteWindowByClass(WC_GRF_PARAMETERS);
 		DeleteWindowByClass(WC_TEXTFILE);
@@ @@ -674,6 +674,11 @@ struct NewGRFWindow : public Window, New @@
 			ReloadNewGRFData();
+		}
 		this->Window::Close();
+	}
 	~NewGRFWindow()
+	{
 		/* Remove the temporary copy of grf-list used in window */
 		ClearGRFConfigList(&this->actives);
+	}
@@ @@ -2121,13 +2126,13 @@ struct SavePresetWindow : public Window @@
+			}
 			case WID_SVP_CANCEL:
-				delete this;
+				this->Close();
 				break;
 			case WID_SVP_SAVE: {
 				Window *w = FindWindowById(WC_GAME_OPTIONS, WN_GAME_OPTIONS_NEWGRF_STATE);
 				if (w != nullptr && !StrEmpty(this->presetname_editbox.text.buf)) w->OnQueryTextFinished(this->presetname_editbox.text.buf);
-				delete this;
+				this->Close();
 				break;
+			}
+		}

src/news_gui.cpp

➞

Show inline comments

@@ @@ -479,7 +479,7 @@ struct NewsWindow : Window { @@
 		switch (widget) {
 			case WID_N_CLOSEBOX:
 				NewsWindow::duration = 0;
-				delete this;
+				this->Close();
 				_forced_news = nullptr;
 				break;
@@ @@ -1028,7 +1028,7 @@ static void ShowNewsMessage(const NewsIt @@
 bool HideActiveNewsMessage() {
 	NewsWindow *w = (NewsWindow*)FindWindowById(WC_NEWS_WINDOW, 0);
 	if (w == nullptr) return false;
-	delete w;
+	w->Close();
 	return true;
+}

src/osk_gui.cpp

➞

Show inline comments

@@ @@ -170,7 +170,7 @@ struct OskWindow : public Window { @@
 						return;
+					}
+				}
-				delete this;
+				this->Close();
 				break;
 			case WID_OSK_CANCEL:
@@ @@ -182,7 +182,7 @@ struct OskWindow : public Window { @@
 					qs->text.Assign(this->orig_str_buf);
 					qs->text.MovePos(WKC_END);
 					this->OnEditboxChanged(WID_OSK_TEXT);
-					delete this;
+					this->Close();
+				}
 				break;
+		}
@@ @@ -205,7 +205,7 @@ struct OskWindow : public Window { @@
 	void OnFocusLost() override
+	{
 		VideoDriver::GetInstance()->EditBoxLostFocus();
-		delete this;
+		this->Close();
+	}
 };

src/rail_gui.cpp

➞

Show inline comments

@@ @@ -434,10 +434,11 @@ struct BuildRailToolbarWindow : Window { @@
 		if (_settings_client.gui.link_terraform_toolbar) ShowTerraformToolbar(this);
+	}
-	~BuildRailToolbarWindow()
+	void Close() override
+	{
 		if (this->IsWidgetLowered(WID_RAT_BUILD_STATION)) SetViewportCatchmentStation(nullptr, true);
 		if (_settings_client.gui.link_terraform_toolbar) DeleteWindowById(WC_SCEN_LAND_GEN, 0, false);
 		this->Window::Close();
+	}
 	/**
@@ @@ -1028,9 +1029,10 @@ public: @@
 		this->InvalidateData();
+	}
-	virtual ~BuildRailStationWindow()
+	void Close() override
+	{
 		DeleteWindowById(WC_SELECT_STATION, 0);
 		this->PickerWindowBase::Close();
+	}
 	/** Sort station classes by StationClassID. */
@@ @@ -1695,9 +1697,10 @@ public: @@
 		this->OnInvalidateData();
+	}
-	~BuildSignalWindow()
+	void Close() override
+	{
 		_convert_signal_button = false;
 		this->PickerWindowBase::Close();
+	}
 	void OnInit() override

src/road_gui.cpp

➞

Show inline comments

@@ @@ -289,10 +289,11 @@ struct BuildRoadToolbarWindow : Window { @@
 		if (_settings_client.gui.link_terraform_toolbar) ShowTerraformToolbar(this);
+	}
-	~BuildRoadToolbarWindow()
+	void Close() override
+	{
 		if (_game_mode == GM_NORMAL && (this->IsWidgetLowered(WID_ROT_BUS_STATION) || this->IsWidgetLowered(WID_ROT_TRUCK_STATION))) SetViewportCatchmentStation(nullptr, true);
 		if (_settings_client.gui.link_terraform_toolbar) DeleteWindowById(WC_SCEN_LAND_GEN, 0, false);
 		this->Window::Close();
+	}
 	/**
@@ @@ -1095,9 +1096,10 @@ struct BuildRoadStationWindow : public P @@
 		this->window_class = (rs == ROADSTOP_BUS) ? WC_BUS_STATION : WC_TRUCK_STATION;
+	}
-	virtual ~BuildRoadStationWindow()
+	void Close() override
+	{
 		DeleteWindowById(WC_SELECT_STATION, 0);
 		this->PickerWindowBase::Close();
+	}
 	void OnPaint() override

src/settings_gui.cpp

➞

Show inline comments

@@ @@ -172,11 +172,12 @@ struct GameOptionsWindow : Window { @@
 		this->OnInvalidateData(0);
+	}
-	~GameOptionsWindow()
+	void Close() override
+	{
 		DeleteWindowById(WC_CUSTOM_CURRENCY, 0);
 		DeleteWindowByClass(WC_TEXTFILE);
 		if (this->reload) _switch_mode = SM_MENU;
 		this->Window::Close();
+	}
 	/**

src/signs_gui.cpp

➞

Show inline comments

@@ @@ -527,7 +527,7 @@ struct SignWindow : Window, SignList { @@
 				FALLTHROUGH;
 			case WID_QES_CANCEL:
-				delete this;
+				this->Close();
 				break;
+		}
+	}
@@ @@ -592,5 +592,5 @@ void DeleteRenameSignWindow(SignID sign) @@
+{
 	SignWindow *w = dynamic_cast<SignWindow *>(FindWindowById(WC_QUERY_STRING, WN_QUERY_STRING_SIGN));
-	if (w != nullptr && w->cur_sign == sign) delete w;
+	if (w != nullptr && w->cur_sign == sign) w->Close();
+}

src/smallmap_gui.cpp

➞

Show inline comments

@@ @@ -1095,7 +1095,12 @@ SmallMapWindow::SmallMapWindow(WindowDes @@
 SmallMapWindow::~SmallMapWindow()
+{
 	delete this->overlay;
+}
 /* virtual */ void SmallMapWindow::Close()
+{
 	this->BreakIndustryChainLink();
 	this->Window::Close();
+}
 /**

src/smallmap_gui.h

➞

Show inline comments

@@ @@ -178,6 +178,7 @@ public: @@
 	void SmallMapCenterOnCurrentPos();
 	Point GetStationMiddle(const Station *st) const;
 	void Close() override;
 	void SetStringParameters(int widget) const override;
 	void OnInit() override;
 	void OnPaint() override;

src/station_gui.cpp

➞

Show inline comments

@@ @@ -1334,7 +1334,7 @@ struct StationViewWindow : public Window @@
 		this->owner = Station::Get(window_number)->owner;
+	}
-	~StationViewWindow()
+	void Close() override
+	{
 		DeleteWindowById(WC_TRAINS_LIST,   VehicleListIdentifier(VL_STATION_LIST, VEH_TRAIN,    this->owner, this->window_number).Pack(), false);
 		DeleteWindowById(WC_ROADVEH_LIST,  VehicleListIdentifier(VL_STATION_LIST, VEH_ROAD,     this->owner, this->window_number).Pack(), false);
@@ @@ -1342,6 +1342,7 @@ struct StationViewWindow : public Window @@
 		DeleteWindowById(WC_AIRCRAFT_LIST, VehicleListIdentifier(VL_STATION_LIST, VEH_AIRCRAFT, this->owner, this->window_number).Pack(), false);
 		SetViewportCatchmentStation(Station::Get(this->window_number), false);
 		this->Window::Close();
+	}
 	/**
@@ @@ -2285,11 +2286,12 @@ struct SelectStationWindow : Window { @@
 		_thd.freeze = true;
+	}
-	~SelectStationWindow()
+	void Close() override
+	{
 		if (_settings_client.gui.station_show_coverage) SetViewportCatchmentStation(nullptr, true);
 		_thd.freeze = false;
 		this->Window::Close();
+	}
 	void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize) override
@@ @@ -2424,7 +2426,7 @@ static bool StationJoinerNeeded(const Co @@
 	Window *selection_window = FindWindowById(WC_SELECT_STATION, 0);
 	if (selection_window != nullptr) {
 		/* Abort current distant-join and start new one */
-		delete selection_window;
+		selection_window->Close();
 		UpdateTileSelection();
+	}

src/town_gui.cpp

➞

Show inline comments

@@ @@ -336,9 +336,10 @@ public: @@
 		this->SetWidgetDisabledState(WID_TV_CHANGE_NAME, _networking && !_network_server);
+	}
-	~TownViewWindow()
+	void Close() override
+	{
 		SetViewportCatchmentTown(Town::Get(this->window_number), false);
 		this->Window::Close();
+	}
 	void SetStringParameters(int widget) const override

src/vehicle_gui.cpp

➞

Show inline comments

@@ @@ -1033,9 +1033,9 @@ struct RefitWindow : public Window { @@
 					if (this->order == INVALID_VEH_ORDER_ID) {
 						bool delete_window = this->selected_vehicle == v->index && this->num_vehicles == UINT8_MAX;
-						if (DoCommandP(v->tile, this->selected_vehicle, this->cargo->cargo | this->cargo->subtype << 8 | this->num_vehicles << 16, GetCmdRefitVeh(v)) && delete_window) delete this;
+						if (DoCommandP(v->tile, this->selected_vehicle, this->cargo->cargo | this->cargo->subtype << 8 | this->num_vehicles << 16, GetCmdRefitVeh(v)) && delete_window) this->Close();
 					} else {
-						if (DoCommandP(v->tile, v->index, this->cargo->cargo | this->order << 16, CMD_ORDER_REFIT)) delete this;
+						if (DoCommandP(v->tile, v->index, this->cargo->cargo | this->order << 16, CMD_ORDER_REFIT)) this->Close();
+					}
+				}
 				break;
@@ @@ -2718,12 +2718,13 @@ public: @@
 		this->UpdateButtonStatus();
+	}
-	~VehicleViewWindow()
+	void Close() override
+	{
 		DeleteWindowById(WC_VEHICLE_ORDERS, this->window_number, false);
 		DeleteWindowById(WC_VEHICLE_REFIT, this->window_number, false);
 		DeleteWindowById(WC_VEHICLE_DETAILS, this->window_number, false);
 		DeleteWindowById(WC_VEHICLE_TIMETABLE, this->window_number, false);
 		this->Window::Close();
+	}
 	void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize) override

src/waypoint_gui.cpp

➞

Show inline comments

@@ @@ -74,9 +74,10 @@ public: @@
 		this->OnInvalidateData(0);
+	}
-	~WaypointWindow()
+	void Close() override
+	{
 		DeleteWindowById(GetWindowClassForVehicleType(this->vt), VehicleListIdentifier(VL_STATION_LIST, this->vt, this->owner, this->window_number).Pack(), false);
 		this->Window::Close();
+	}
 	void SetStringParameters(int widget) const override

src/widgets/dropdown.cpp

➞

Show inline comments

@@ @@ -184,12 +184,11 @@ struct DropdownWindow : Window { @@
 		this->scrolling_timer  = GUITimer(MILLISECONDS_PER_TICK);
+	}
-	~DropdownWindow()
+	void Close() override
+	{
-		/* Make the dropdown "invisible", so it doesn't affect new window placement.
+		/* Finish closing the dropdown, so it doesn't affect new window placement.
 		 * Also mark it dirty in case the callback deals with the screen. (e.g. screenshots). */
 		*this->z_position = nullptr;
 		this->SetDirty();
 		this->Window::Close();
 		Window *w2 = FindWindowById(this->parent_wnd_class, this->parent_wnd_num);
 		if (w2 != nullptr) {
@@ @@ -200,7 +199,7 @@ struct DropdownWindow : Window { @@
+		}
+	}
-	virtual Point OnInitialPosition(int16 sm_width, int16 sm_height, int window_number)
+	Point OnInitialPosition(int16 sm_width, int16 sm_height, int window_number) override
+	{
 		return this->position;
+	}
@@ @@ -237,7 +236,7 @@ struct DropdownWindow : Window { @@
 		return false;
+	}
-	virtual void DrawWidget(const Rect &r, int widget) const
+	void DrawWidget(const Rect &r, int widget) const override
+	{
 		if (widget != WID_DM_ITEMS) return;
@@ @@ -265,7 +264,7 @@ struct DropdownWindow : Window { @@
+		}
+	}
-	virtual void OnClick(Point pt, int widget, int click_count)
+	void OnClick(Point pt, int widget, int click_count) override
+	{
 		if (widget != WID_DM_ITEMS) return;
 		int item;
@@ @@ -276,7 +275,7 @@ struct DropdownWindow : Window { @@
+		}
+	}
-	virtual void OnRealtimeTick(uint delta_ms)
+	void OnRealtimeTick(uint delta_ms) override
+	{
 		if (!this->scrolling_timer.Elapsed(delta_ms)) return;
 		this->scrolling_timer.SetInterval(MILLISECONDS_PER_TICK);
@@ @@ -293,22 +292,19 @@ struct DropdownWindow : Window { @@
+		}
+	}
-	virtual void OnMouseLoop()
+	void OnMouseLoop() override
+	{
 		Window *w2 = FindWindowById(this->parent_wnd_class, this->parent_wnd_num);
 		if (w2 == nullptr) {
-			delete this;
+			this->Close();
 			return;
+		}
 		if (this->click_delay != 0 && --this->click_delay == 0) {
-			/* Make the dropdown "invisible", so it doesn't affect new window placement.
+			/* Close the dropdown, so it doesn't affect new window placement.
 			 * Also mark it dirty in case the callback deals with the screen. (e.g. screenshots). */
 			*this->z_position = nullptr;
 			this->SetDirty();
 			this->Close();
 			w2->OnDropdownSelect(this->parent_button, this->selected_index);
 			delete this;
 			return;
+		}
@@ @@ -318,7 +314,7 @@ struct DropdownWindow : Window { @@
 			if (!_left_button_clicked) {
 				this->drag_mode = false;
 				if (!this->GetDropDownItem(item)) {
-					if (this->instant_close) delete this;
+					if (this->instant_close) this->Close();
 					return;
+				}
 				this->click_delay = 2;
@@ @@ -509,7 +505,7 @@ int HideDropDownMenu(Window *pw) @@
 		if (pw->window_class == dw->parent_wnd_class &&
 				pw->window_number == dw->parent_wnd_num) {
 			int parent_button = dw->parent_button;
-			delete dw;
+			dw->Close();
 			return parent_button;
+		}
+	}

src/window.cpp

➞

Show inline comments

@@ @@ -56,6 +56,21 @@ static Window *_last_scroll_window = nul @@
 /** List of windows opened at the screen sorted from the front to back. */
 WindowList _z_windows;
 /** List of closed windows to delete. */
 /* static */ std::vector<Window *> Window::closed_windows;
 /**
  * Delete all closed windows.
  */
 /* static */ void Window::DeleteClosedWindows()
+{
 	for (Window *w : Window::closed_windows) delete w;
 	Window::closed_windows.clear();
 	/* Remove dead entries from the window list */
 	_z_windows.remove(nullptr);
+}
 /** If false, highlight is white, otherwise the by the widget defined colour. */
 bool _window_highlight_colour = false;
@@ @@ -705,7 +720,7 @@ static void DispatchLeftClickEvent(Windo @@
+		}
 		case WWT_CLOSEBOX: // 'X'
-			delete w;
+			w->Close();
 			return;
 		case WWT_CAPTION: // 'Title bar'
@@ @@ -793,7 +808,7 @@ static void DispatchRightClickEvent(Wind @@
 	/* Right-click close is enabled and there is a closebox */
 	if (_settings_client.gui.right_mouse_wnd_close && w->nested_root->GetWidgetOfType(WWT_CLOSEBOX)) {
-		delete w;
+		w->Close();
 	} else if (_settings_client.gui.hover_delay_ms == 0 && !w->OnTooltip(pt, wid->index, TCC_RIGHT_CLICK) && wid->tool_tip != 0) {
 		GuiShowTooltips(w, wid->tool_tip, 0, nullptr, TCC_RIGHT_CLICK);
+	}
@@ @@ -1068,16 +1083,21 @@ void Window::DeleteChildWindows(WindowCl @@
+{
 	Window *child = FindChildWindow(this, wc);
 	while (child != nullptr) {
-		delete child;
+		child->Close();
 		child = FindChildWindow(this, wc);
+	}
+}
 /**
- * Remove window and all its child windows from the window stack.
+ * Hide the window and all its child windows, and mark them for a later deletion.
  */
-Window::~Window()
+void Window::Close()
+{
 	/* Don't close twice. */
 	if (*this->z_position == nullptr) return;
 	*this->z_position = nullptr;
 	if (_thd.window_class == this->window_class &&
 			_thd.window_number == this->window_number) {
 		ResetObjectToPlace();
@@ @@ -1094,21 +1114,29 @@ Window::~Window() @@
 	/* Make sure we don't try to access this window as the focused window when it doesn't exist anymore. */
 	if (_focused_window == this) {
 		/* Virtual functions get called statically in destructors, so make it explicit to remove any confusion. */
 		this->Window::OnFocusLost();
 		this->OnFocusLost();
 		_focused_window = nullptr;
+	}
 	this->DeleteChildWindows();
 	this->SetDirty();
 	Window::closed_windows.push_back(this);
+}
 /**
  * Remove window and all its child windows from the window stack.
  */
 Window::~Window()
+{
 	/* Make sure the window is closed, deletion is allowed only in Window::DeleteClosedWindows(). */
 	assert(*this->z_position == nullptr);
 	if (this->viewport != nullptr) DeleteWindowViewport(this);
 	this->SetDirty();
 	free(this->nested_array); // Contents is released through deletion of #nested_root.
 	delete this->nested_root;
 	*this->z_position = nullptr;
+}
 /**
@@ @@ -1151,7 +1179,7 @@ void DeleteWindowById(WindowClass cls, W @@
+{
 	Window *w = FindWindowById(cls, number);
 	if (w != nullptr && (force || (w->flags & WF_STICKY) == 0)) {
-		delete w;
+		w->Close();
+	}
+}
@@ @@ -1164,7 +1192,7 @@ void DeleteWindowByClass(WindowClass cls @@
 	/* Note: the container remains stable, even when deleting windows. */
 	for (Window *w : Window::Iterate()) {
 		if (w->window_class == cls) {
-			delete w;
+			w->Close();
+		}
+	}
+}
@@ @@ -1180,7 +1208,7 @@ void DeleteCompanyWindows(CompanyID id) @@
 	/* Note: the container remains stable, even when deleting windows. */
 	for (Window *w : Window::Iterate()) {
 		if (w->owner == id) {
-			delete w;
+			w->Close();
+		}
+	}
@@ @@ -1818,9 +1846,11 @@ void UnInitWindowSystem() @@
+{
 	UnshowCriticalError();
 	for (Window *w : Window::Iterate()) delete w;
 	_z_windows.clear();
 	for (Window *w : Window::Iterate()) w->Close();
 	Window::DeleteClosedWindows();
 	assert(_z_windows.empty());
+}
 /**
@@ @@ -2968,7 +2998,7 @@ static void CheckSoftLimit() @@
 		if (deletable_count <= _settings_client.gui.window_soft_limit) break;
 		assert(last_deletable != nullptr);
-		delete last_deletable;
+		last_deletable->Close();
+	}
+}
@@ @@ -2983,14 +3013,8 @@ void InputLoop() @@
 	CheckSoftLimit();
 	/* Remove dead entries from the window list */
 	for (auto it = _z_windows.begin(); it != _z_windows.end(); ) {
 		if (*it == nullptr) {
 			it = _z_windows.erase(it);
 		} else {
 			++it;
+		}
+	}
 	/* Process scheduled window deletion. */
 	Window::DeleteClosedWindows();
 	if (_input_events_this_tick != 0) {
 		/* The input loop is called only once per GameLoop() - so we can clear the counter here */
@@ @@ -3237,7 +3261,7 @@ void CallWindowGameTickEvent() @@
 void DeleteNonVitalWindows()
+{
 	/* Note: the container remains stable, even when deleting windows. */
-	for (const Window *w : Window::Iterate()) {
 	for (Window *w : Window::Iterate()) {
 		if (w->window_class != WC_MAIN_WINDOW &&
 				w->window_class != WC_SELECT_GAME &&
 				w->window_class != WC_MAIN_TOOLBAR &&
@@ @@ -3245,7 +3269,7 @@ void DeleteNonVitalWindows() @@
 				w->window_class != WC_TOOLTIPS &&
 				(w->flags & WF_STICKY) == 0) { // do not delete windows which are 'pinned'
-			delete w;
+			w->Close();
+		}
+	}
+}
@@ @@ -3263,9 +3287,9 @@ void DeleteAllNonVitalWindows() @@
 	DeleteNonVitalWindows();
 	/* Note: the container remains stable, even when deleting windows. */
-	for (const Window *w : Window::Iterate()) {
 	for (Window *w : Window::Iterate()) {
 		if (w->flags & WF_STICKY) {
-			delete w;
+			w->Close();
+		}
+	}
+}
@@ @@ -3288,9 +3312,9 @@ void DeleteAllMessages() @@
 void DeleteConstructionWindows()
+{
 	/* Note: the container remains stable, even when deleting windows. */
-	for (const Window *w : Window::Iterate()) {
 	for (Window *w : Window::Iterate()) {
 		if (w->window_desc->flags & WDF_CONSTRUCTION) {
-			delete w;
+			w->Close();
+		}
+	}
@@ @@ -3483,12 +3507,11 @@ void RelocateAllWindows(int neww, int ne @@
+}
 /**
  * Destructor of the base class PickerWindowBase
  * Main utility is to stop the base Window destructor from triggering
  * a free while the child will already be free, in this case by the ResetObjectToPlace().
  * Hide the window and all its child windows, and mark them for a later deletion.
  * Always call ResetObjectToPlace() when closing a PickerWindow.
  */
-PickerWindowBase::~PickerWindowBase()
+void PickerWindowBase::Close()
+{
 	*this->z_position = nullptr; // stop the ancestor from freeing the already (to be) child
 	ResetObjectToPlace();
 	this->Window::Close();
+}

src/window_gui.h

➞

Show inline comments

@@ @@ -277,6 +277,9 @@ enum TooltipCloseCondition { @@
  * Data structure for an opened window
  */
 struct Window : ZeroedMemoryAllocator {
 private:
 	static std::vector<Window *> closed_windows;
 protected:
 	void InitializeData(WindowNumber window_number);
 	void InitializePositionSize(int x, int y, int min_width, int min_height);
@@ @@ -284,11 +287,12 @@ protected: @@
 	std::vector<int> scheduled_invalidation_data;  ///< Data of scheduled OnInvalidateData() calls.
 	/* Protected to prevent deletion anywhere outside Window::DeleteClosedWindows(). */
 	virtual ~Window();
 public:
 	Window(WindowDesc *desc);
 	virtual ~Window();
 	/**
 	 * Helper allocation function to disallow something.
 	 * Don't allow arrays; arrays of Windows are pointless as you need
@@ @@ -506,6 +510,8 @@ public: @@
 	static int SortButtonWidth();
 	void DeleteChildWindows(WindowClass wc = WC_INVALID) const;
 	virtual void Close();
 	static void DeleteClosedWindows();
 	void SetDirty() const;
 	void ReInit(int rx = 0, int ry = 0);
@@ @@ -916,7 +922,7 @@ public: @@
 		this->parent = parent;
+	}
-	virtual ~PickerWindowBase();
+	void Close() override;
 };
 Window *BringWindowToFrontById(WindowClass cls, WindowNumber number);

0 comments (0 inline, 0 general)