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authornavewindre <nw@moneybot.cc>2023-11-13 14:28:08 +0100
committernavewindre <nw@moneybot.cc>2023-11-13 14:28:08 +0100
commitda518fdc0f32839730ccdee8098b59c6f842d93f (patch)
treed6f856a6148c0b4d5819f88f068b7287b8044513 /sourcemod/scripting/include/menus.inc
parentbc678b10830cdaef64bcc592ca2524ebe0fcdc45 (diff)
ya
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+/**
+ * vim: set ts=4 sw=4 tw=99 noet :
+ * =============================================================================
+ * SourceMod (C)2004-2014 AlliedModders LLC. All rights reserved.
+ * =============================================================================
+ *
+ * This file is part of the SourceMod/SourcePawn SDK.
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License, version 3.0, as published by the
+ * Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * As a special exception, AlliedModders LLC gives you permission to link the
+ * code of this program (as well as its derivative works) to "Half-Life 2," the
+ * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
+ * by the Valve Corporation. You must obey the GNU General Public License in
+ * all respects for all other code used. Additionally, AlliedModders LLC grants
+ * this exception to all derivative works. AlliedModders LLC defines further
+ * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
+ * or <http://www.sourcemod.net/license.php>.
+ *
+ * Version: $Id$
+ */
+
+#if defined _menus_included
+ #endinput
+#endif
+#define _menus_included
+
+/**
+ * Low-level drawing style of the menu.
+ */
+enum MenuStyle
+{
+ MenuStyle_Default = 0, /**< The "default" menu style for the mod */
+ MenuStyle_Valve = 1, /**< The Valve provided menu style (Used on HL2DM) */
+ MenuStyle_Radio = 2 /**< The simpler menu style commonly used on CS:S */
+};
+
+/**
+ * Different actions for the menu "pump" callback
+ */
+enum MenuAction
+{
+ MenuAction_Start = (1<<0), /**< A menu has been started (nothing passed) */
+ MenuAction_Display = (1<<1), /**< A menu is about to be displayed (param1=client, param2=MenuPanel Handle) */
+ MenuAction_Select = (1<<2), /**< An item was selected (param1=client, param2=item) */
+ MenuAction_Cancel = (1<<3), /**< The menu was cancelled (param1=client, param2=reason) */
+ MenuAction_End = (1<<4), /**< A menu display has fully ended.
+ param1 is the MenuEnd reason, and if it's MenuEnd_Cancelled, then
+ param2 is the MenuCancel reason from MenuAction_Cancel. */
+ MenuAction_VoteEnd = (1<<5), /**< (VOTE ONLY): A vote sequence has succeeded (param1=chosen item)
+ This is not called if SetVoteResultCallback has been used on the menu. */
+ MenuAction_VoteStart = (1<<6), /**< (VOTE ONLY): A vote sequence has started (nothing passed) */
+ MenuAction_VoteCancel = (1<<7), /**< (VOTE ONLY): A vote sequence has been cancelled (param1=reason) */
+ MenuAction_DrawItem = (1<<8), /**< An item is being drawn; return the new style (param1=client, param2=item) */
+ MenuAction_DisplayItem = (1<<9) /**< Item text is being drawn to the display (param1=client, param2=item)
+ To change the text, use RedrawMenuItem().
+ If you do so, return its return value. Otherwise, return 0. */
+};
+
+/** Default menu actions */
+#define MENU_ACTIONS_DEFAULT MenuAction_Select|MenuAction_Cancel|MenuAction_End
+/** All menu actions */
+#define MENU_ACTIONS_ALL view_as<MenuAction>(0xFFFFFFFF)
+
+#define MENU_NO_PAGINATION 0 /**< Menu should not be paginated (10 items max) */
+#define MENU_TIME_FOREVER 0 /**< Menu should be displayed as long as possible */
+
+#define ITEMDRAW_DEFAULT (0) /**< Item should be drawn normally */
+#define ITEMDRAW_DISABLED (1<<0) /**< Item is drawn but not selectable */
+#define ITEMDRAW_RAWLINE (1<<1) /**< Item should be a raw line, without a slot */
+#define ITEMDRAW_NOTEXT (1<<2) /**< No text should be drawn */
+#define ITEMDRAW_SPACER (1<<3) /**< Item should be drawn as a spacer, if possible */
+#define ITEMDRAW_IGNORE ((1<<1)|(1<<2)) /**< Item should be completely ignored (rawline + notext) */
+#define ITEMDRAW_CONTROL (1<<4) /**< Item is control text (back/next/exit) */
+
+#define MENUFLAG_BUTTON_EXIT (1<<0) /**< Menu has an "exit" button (default if paginated) */
+#define MENUFLAG_BUTTON_EXITBACK (1<<1) /**< Menu has an "exit back" button */
+#define MENUFLAG_NO_SOUND (1<<2) /**< Menu will not have any select sounds */
+#define MENUFLAG_BUTTON_NOVOTE (1<<3) /**< Menu has a "No Vote" button at slot 1 */
+
+#define VOTEINFO_CLIENT_INDEX 0 /**< Client index */
+#define VOTEINFO_CLIENT_ITEM 1 /**< Item the client selected, or -1 for none */
+#define VOTEINFO_ITEM_INDEX 0 /**< Item index */
+#define VOTEINFO_ITEM_VOTES 1 /**< Number of votes for the item */
+
+#define VOTEFLAG_NO_REVOTES (1<<0) /**< Players cannot change their votes */
+
+/**
+ * Reasons a menu can be cancelled (MenuAction_Cancel).
+ */
+enum
+{
+ MenuCancel_Disconnected = -1, /**< Client dropped from the server */
+ MenuCancel_Interrupted = -2, /**< Client was interrupted with another menu */
+ MenuCancel_Exit = -3, /**< Client exited via "exit" */
+ MenuCancel_NoDisplay = -4, /**< Menu could not be displayed to the client */
+ MenuCancel_Timeout = -5, /**< Menu timed out */
+ MenuCancel_ExitBack = -6 /**< Client selected "exit back" on a paginated menu */
+};
+
+/**
+ * Reasons a vote can be cancelled (MenuAction_VoteCancel).
+ */
+enum
+{
+ VoteCancel_Generic = -1, /**< Vote was generically cancelled. */
+ VoteCancel_NoVotes = -2 /**< Vote did not receive any votes. */
+};
+
+/**
+ * Reasons a menu ended (MenuAction_End).
+ */
+enum
+{
+ MenuEnd_Selected = 0, /**< Menu item was selected */
+ MenuEnd_VotingDone = -1, /**< Voting finished */
+ MenuEnd_VotingCancelled = -2, /**< Voting was cancelled */
+ MenuEnd_Cancelled = -3, /**< Menu was cancelled (reason in param2) */
+ MenuEnd_Exit = -4, /**< Menu was cleanly exited via "exit" */
+ MenuEnd_ExitBack = -5 /**< Menu was cleanly exited via "back" */
+};
+
+/**
+ * Describes a menu's source
+ */
+enum MenuSource
+{
+ MenuSource_None = 0, /**< No menu is being displayed */
+ MenuSource_External = 1, /**< External menu */
+ MenuSource_Normal = 2, /**< A basic menu is being displayed */
+ MenuSource_RawPanel = 3 /**< A display is active, but it is not tied to a menu */
+};
+
+/**
+ * Called when a menu action is completed.
+ *
+ * @param menu The menu being acted upon.
+ * @param action The action of the menu.
+ * @param param1 First action parameter (usually the client).
+ * @param param2 Second action parameter (usually the item).
+ */
+typedef MenuHandler = function int (Menu menu, MenuAction action, int param1, int param2);
+
+// Panels are used for drawing raw menus without any extra helper functions.
+// Handles must be closed via delete or CloseHandle().
+methodmap Panel < Handle
+{
+ // Constructor for a new Panel.
+ //
+ // @param hStyle MenuStyle Handle, or null to use the default style.
+ public native Panel(Handle hStyle = null);
+
+ // Sets the panel's title.
+ //
+ // @param text Text to set as the title.
+ // @param onlyIfEmpty If true, the title will only be set if no title is set.
+ public native void SetTitle(const char[] text, bool onlyIfEmpty=false);
+
+ // Draws an item on a panel. If the item takes up a slot, the position
+ // is returned.
+ //
+ // @param text Display text to use. If not a raw line,
+ // the style may automatically add color markup.
+ // No numbering or newlines are needed.
+ // @param style ITEMDRAW style flags.
+ // @return A slot position, or 0 if item was a rawline or could not be drawn.
+ public native int DrawItem(const char[] text, int style=ITEMDRAW_DEFAULT);
+
+ // Draws a raw line of text on a panel, without any markup other than a
+ // newline.
+ //
+ // @param text Display text to use.
+ // @return True on success, false if raw lines are not supported.
+ public native bool DrawText(const char[] text);
+
+ // Returns whether or not the given drawing flags are supported by
+ // the menu style.
+ //
+ // @param style ITEMDRAW style flags.
+ // @return True if item is drawable, false otherwise.
+ public native bool CanDrawFlags(int style);
+
+ // Sets the selectable key map of a panel. This is not supported by
+ // all styles (only by Radio, as of this writing).
+ //
+ // @param keys An integer where each bit N allows key
+ // N+1 to be selected. If no keys are selectable,
+ // then key 0 (bit 9) is automatically set.
+ // @return True if supported, false otherwise.
+ public native bool SetKeys(int keys);
+
+ // Sends a panel to a client. Unlike full menus, the handler
+ // function will only receive the following actions, both of
+ // which will have null for a menu, and the client as param1.
+ //
+ // MenuAction_Select (param2 will be the key pressed)
+ // MenuAction_Cancel (param2 will be the reason)
+ //
+ // Also, if the menu fails to display, no callbacks will be called.
+ //
+ // @param client A client to draw to.
+ // @param handler The MenuHandler function to catch actions with.
+ // @param time Time to hold the menu for.
+ // @return True on success, false on failure.
+ public native bool Send(int client, MenuHandler handler, int time);
+
+ // Returns the amount of text the menu can still hold. If this is
+ // limit is reached or overflowed, the text is silently truncated.
+ //
+ // Radio menus: Currently 511 characters (512 bytes).
+ // Valve menus: Currently -1 (no meaning).
+ property int TextRemaining {
+ public native get();
+ }
+
+ // Returns or sets the current key position, starting at 1. This cannot be
+ // used to traverse backwards.
+ property int CurrentKey {
+ public native get();
+ public native set(int key);
+ }
+
+ // Returns the panel's style. Style handles are global and cannot be closed.
+ property Handle Style {
+ public native get();
+ }
+};
+
+// A menu is a helper object for managing in-game menus.
+methodmap Menu < Handle
+{
+ // Creates a new, empty menu using the default style.
+ //
+ // @param handler Function which will receive menu actions.
+ // @param actions Optionally set which actions to receive. Select,
+ // Cancel, and End will always be received regardless
+ // of whether they are set or not. They are also
+ // the only default actions.
+ public native Menu(MenuHandler handler, MenuAction actions=MENU_ACTIONS_DEFAULT);
+
+ // Displays a menu to a client.
+ //
+ // @param client Client index.
+ // @param time Maximum time to leave menu on the screen.
+ // @return True on success, false on failure.
+ // @error Client not in game.
+ public native bool Display(int client, int time);
+
+ // Displays a menu to a client, starting from the given item.
+ //
+ // @param client Client index.
+ // @param first_item First item to begin drawing from.
+ // @param time Maximum time to leave menu on the screen.
+ // @return True on success, false on failure.
+ // @error Client not in game.
+ ///
+ public native bool DisplayAt(int client, int first_item, int time);
+
+ // Appends a new item to the end of a menu.
+ //
+ // @param info Item information string.
+ // @param display Default item display string.
+ // @param style Drawing style flags. Anything other than DEFAULT or
+ // DISABLED will be completely ignored when paginating.
+ // @return True on success, false on failure.
+ // @error Item limit reached.
+ public native bool AddItem(const char[] info, const char[] display, int style=ITEMDRAW_DEFAULT);
+
+ // Inserts an item into the menu before a certain position; the new item will
+ // be at the given position and all next items pushed forward.
+ //
+ // @param position Position, starting from 0.
+ // @param info Item information string.
+ // @param display Default item display string.
+ // @param style Drawing style flags. Anything other than DEFAULT or
+ // DISABLED will be completely ignored when paginating.
+ // @return True on success, false on failure.
+ // @error Invalid menu position.
+ public native bool InsertItem(int position, const char[] info,
+ const char[] display, int style=ITEMDRAW_DEFAULT);
+
+ // Removes an item from the menu.
+ //
+ // @param position Position, starting from 0.
+ // @return True on success, false on failure.
+ // @error Invalid menu position.
+ public native bool RemoveItem(int position);
+
+ // Removes all items from a menu.
+ public native void RemoveAllItems();
+
+ // Retrieves information about a menu item.
+ //
+ // @param position Position, starting from 0.
+ // @param infoBuf Info buffer.
+ // @param infoBufLen Maximum length of the info buffer.
+ // @param style By-reference variable to store drawing flags.
+ // @param dispBuf Display buffer.
+ // @param dispBufLen Maximum length of the display buffer.
+ // @param client Client index. Must be specified if menu is per-client random shuffled, -1 to ignore.
+ // @return True on success, false if position is invalid.
+ public native bool GetItem(int position, char[] infoBuf, int infoBufLen,
+ int &style=0, char[] dispBuf="", int dispBufLen=0, int client=0);
+
+ // Generates a per-client random mapping for the current vote options.
+ //
+ // @param start Menu item index to start randomizing from.
+ // @param stop Menu item index to stop randomizing at. -1 = infinite
+ public native void ShufflePerClient(int start=0, int stop=-1);
+
+ // Fills the client vote option mapping with user supplied values.
+ //
+ // @param client Client index.
+ // @param array Integer array with mapping.
+ // @param length Length of array.
+ public native void SetClientMapping(int client, int[] array, int length);
+
+ // Sets the menu's default title/instruction message.
+ //
+ // @param fmt Message string format
+ // @param ... Message string arguments.
+ public native void SetTitle(const char[] fmt, any ...);
+
+ // Returns the text of a menu's title.
+ //
+ // @param buffer Buffer to store title.
+ // @param maxlength Maximum length of the buffer.
+ // @return Number of bytes written.
+ public native void GetTitle(char[] buffer, int maxlength);
+
+ // Creates a raw MenuPanel based off the menu's style.
+ // The Handle must be freed with CloseHandle().
+ //
+ // @return A new MenuPanel Handle.
+ public native Panel ToPanel();
+
+ // Cancels a menu from displaying on all clients. While the
+ // cancellation is in progress, this menu cannot be re-displayed
+ // to any clients.
+ //
+ // The menu may still exist on the client's screen after this command.
+ // This simply verifies that the menu is not being used anywhere.
+ //
+ // If any vote is in progress on a menu, it will be cancelled.
+ public native void Cancel();
+
+ // Broadcasts a menu to a list of clients. The most selected item will be
+ // returned through MenuAction_End. On a tie, a random item will be returned
+ // from a list of the tied items.
+ //
+ // Note that MenuAction_VoteEnd and MenuAction_VoteStart are both
+ // default callbacks and do not need to be enabled.
+ //
+ // @param clients Array of clients to broadcast to.
+ // @param numClients Number of clients in the array.
+ // @param time Maximum time to leave menu on the screen.
+ // @param flags Optional voting flags.
+ // @return True on success, false if this menu already has a
+ // vote session in progress.
+ // @error A vote is already in progress.
+ public native bool DisplayVote(int[] clients, int numClients, int time, int flags=0);
+
+ // Sends a vote menu to all clients. See VoteMenu() for more information.
+ //
+ // @param time Maximum time to leave menu on the screen.
+ // @param flags Optional voting flags.
+ // @return True on success, false if this menu already has a
+ // vote session in progress.
+ public bool DisplayVoteToAll(int time, int flags=0) {
+ int total = 0;
+ int[] players = new int[MaxClients];
+ for (int i = 1; i <= MaxClients; i++) {
+ if (!IsClientInGame(i) || IsFakeClient(i))
+ {
+ continue;
+ }
+ players[total++] = i;
+ }
+ return this.DisplayVote(players, total, time, flags);
+ }
+
+ // Get or set the menu's pagination.
+ //
+ // If pagination is MENU_NO_PAGINATION, and the exit button flag is set,
+ // then the exit button flag is removed. It can be re-applied if desired.
+ property int Pagination {
+ public native get();
+ public native set(int value);
+ }
+
+ // Get or set the menu's option flags.
+ //
+ // If a certain bit is not supported, it will be stripped before being set.
+ property int OptionFlags {
+ public native get();
+ public native set(int value);
+ }
+
+ // Returns whether or not the menu has an exit button. By default, menus
+ // have an exit button.
+ property bool ExitButton {
+ public native get();
+ public native set(bool value);
+ }
+
+ // Controls whether or not the menu has an "exit back" button. By default,
+ // menus do not have an exit back button.
+ //
+ // Exit Back buttons appear as "Back" on page 1 of paginated menus and have
+ // functionality defined by the user in MenuEnd_ExitBack.
+ property bool ExitBackButton {
+ public native get();
+ public native set(bool value);
+ }
+
+ // Sets whether or not the menu has a "no vote" button in slot 1.
+ // By default, menus do not have a no vote button.
+ property bool NoVoteButton {
+ public native set(bool value);
+ }
+
+ // Sets an advanced vote handling callback. If this callback is set,
+ // MenuAction_VoteEnd will not be called.
+ property VoteHandler VoteResultCallback {
+ public native set(VoteHandler handler);
+ }
+
+ // Returns the number of items in a menu.
+ property int ItemCount {
+ public native get();
+ }
+
+ // Returns the menu style. The Handle is global and cannot be closed.
+ property Handle Style {
+ public native get();
+ }
+
+ // Returns the first item on the page of a currently selected menu.
+ //
+ // This is only valid inside a MenuAction_Select callback.
+ property int Selection {
+ public native get();
+ }
+}
+
+/**
+ * Creates a new, empty menu using the default style.
+ *
+ * @param handler Function which will receive menu actions.
+ * @param actions Optionally set which actions to receive. Select,
+ * Cancel, and End will always be received regardless
+ * of whether they are set or not. They are also
+ * the only default actions.
+ * @return A new menu Handle.
+ */
+native Menu CreateMenu(MenuHandler handler, MenuAction actions=MENU_ACTIONS_DEFAULT);
+
+/**
+ * Displays a menu to a client.
+ *
+ * @param menu Menu Handle.
+ * @param client Client index.
+ * @param time Maximum time to leave menu on the screen.
+ * @return True on success, false on failure.
+ * @error Invalid Handle or client not in game.
+ */
+native bool DisplayMenu(Handle menu, int client, int time);
+
+/**
+ * Displays a menu to a client, starting from the given item.
+ *
+ * @param menu Menu Handle.
+ * @param client Client index.
+ * @param first_item First item to begin drawing from.
+ * @param time Maximum time to leave menu on the screen.
+ * @return True on success, false on failure.
+ * @error Invalid Handle or client not in game.
+ */
+native bool DisplayMenuAtItem(Handle menu, int client, int first_item, int time);
+
+/**
+ * Appends a new item to the end of a menu.
+ *
+ * @param menu Menu Handle.
+ * @param info Item information string.
+ * @param display Default item display string.
+ * @param style Drawing style flags. Anything other than DEFAULT or
+ * DISABLED will be completely ignored when paginating.
+ * @return True on success, false on failure.
+ * @error Invalid Handle or item limit reached.
+ */
+native bool AddMenuItem(Handle menu,
+ const char[] info,
+ const char[] display,
+ int style=ITEMDRAW_DEFAULT);
+
+/**
+ * Inserts an item into the menu before a certain position; the new item will
+ * be at the given position and all next items pushed forward.
+ *
+ * @param menu Menu Handle.
+ * @param position Position, starting from 0.
+ * @param info Item information string.
+ * @param display Default item display string.
+ * @param style Drawing style flags. Anything other than DEFAULT or
+ * DISABLED will be completely ignored when paginating.
+ * @return True on success, false on failure.
+ * @error Invalid Handle or menu position.
+ */
+native bool InsertMenuItem(Handle menu,
+ int position,
+ const char[] info,
+ const char[] display,
+ int style=ITEMDRAW_DEFAULT);
+
+/**
+ * Removes an item from the menu.
+ *
+ * @param menu Menu Handle.
+ * @param position Position, starting from 0.
+ * @return True on success, false on failure.
+ * @error Invalid Handle or menu position.
+ */
+native bool RemoveMenuItem(Handle menu, int position);
+
+/**
+ * Removes all items from a menu.
+ *
+ * @param menu Menu Handle.
+ * @error Invalid Handle or menu position.
+ */
+native void RemoveAllMenuItems(Handle menu);
+
+/**
+ * Retrieves information about a menu item.
+ *
+ * @param menu Menu Handle.
+ * @param position Position, starting from 0.
+ * @param infoBuf Info buffer.
+ * @param infoBufLen Maximum length of the info buffer.
+ * @param style By-reference variable to store drawing flags.
+ * @param dispBuf Display buffer.
+ * @param dispBufLen Maximum length of the display buffer.
+ * @param client Client index. Must be specified if menu is per-client random shuffled, -1 to ignore.
+ * @return True on success, false if position is invalid.
+ * @error Invalid Handle.
+ */
+native bool GetMenuItem(Handle menu,
+ int position,
+ char[] infoBuf,
+ int infoBufLen,
+ int &style=0,
+ char[] dispBuf="",
+ int dispBufLen=0,
+ int client=0);
+
+/**
+ * Generates a per-client random mapping for the current vote options.
+ *
+ * @param menu Menu Handle.
+ * @param start Menu item index to start randomizing from.
+ * @param stop Menu item index to stop randomizing at. -1 = infinite
+ */
+native void MenuShufflePerClient(Handle menu, int start=0, int stop=-1);
+
+/*
+ * Fills the client vote option mapping with user supplied values.
+ *
+ * @param menu Menu Handle.
+ * @param client Client index.
+ * @param array Integer array with mapping.
+ * @param length Length of array.
+ */
+native void MenuSetClientMapping(Handle menu, int client, int[] array, int length);
+
+/**
+ * Returns the first item on the page of a currently selected menu.
+ *
+ * This is only valid inside a MenuAction_Select callback.
+ *
+ * @return First item number on the page the client was viewing
+ * before selecting the item in the callback. This can
+ * be used to re-display the menu from the original
+ * position.
+ * @error Not called from inside a MenuAction_Select callback.
+ */
+native int GetMenuSelectionPosition();
+
+/**
+ * Returns the number of items in a menu.
+ *
+ * @param menu Menu Handle.
+ * @return Number of items in the menu.
+ * @error Invalid Handle.
+ */
+native int GetMenuItemCount(Handle menu);
+
+/**
+ * Sets whether the menu should be paginated or not.
+ *
+ * If itemsPerPage is MENU_NO_PAGINATION, and the exit button flag is set,
+ * then the exit button flag is removed. It can be re-applied if desired.
+ *
+ * @param menu Handle to the menu.
+ * @param itemsPerPage Number of items per page, or MENU_NO_PAGINATION.
+ * @return True on success, false if pagination is too high or
+ * low.
+ * @error Invalid Handle.
+ */
+native bool SetMenuPagination(Handle menu, int itemsPerPage);
+
+/**
+ * Returns a menu's pagination setting.
+ *
+ * @param menu Handle to the menu.
+ * @return Pagination setting.
+ * @error Invalid Handle.
+ */
+native int GetMenuPagination(Handle menu);
+
+/**
+ * Returns a menu's MenuStyle Handle. The Handle
+ * is global and cannot be freed.
+ *
+ * @param menu Handle to the menu.
+ * @return Handle to the menu's draw style.
+ * @error Invalid Handle.
+ */
+native Handle GetMenuStyle(Handle menu);
+
+/**
+ * Sets the menu's default title/instruction message.
+ *
+ * @param menu Menu Handle.
+ * @param fmt Message string format
+ * @param ... Message string arguments.
+ * @error Invalid Handle.
+ */
+native void SetMenuTitle(Handle menu, const char[] fmt, any ...);
+
+/**
+ * Returns the text of a menu's title.
+ *
+ * @param menu Menu Handle.
+ * @param buffer Buffer to store title.
+ * @param maxlength Maximum length of the buffer.
+ * @return Number of bytes written.
+ * @error Invalid Handle/
+ */
+native int GetMenuTitle(Handle menu, char[] buffer, int maxlength);
+
+/**
+ * Creates a raw MenuPanel based off the menu's style.
+ * The Handle must be freed with CloseHandle().
+ *
+ * @param menu Menu Handle.
+ * @return A new MenuPanel Handle.
+ * @error Invalid Handle.
+ */
+native Panel CreatePanelFromMenu(Handle menu);
+
+/**
+ * Returns whether or not the menu has an exit button.
+ * By default, menus have an exit button.
+ *
+ * @param menu Menu Handle.
+ * @return True if the menu has an exit button; false otherwise.
+ * @error Invalid Handle.
+ */
+native bool GetMenuExitButton(Handle menu);
+
+/**
+ * Sets whether or not the menu has an exit button. By default, paginated menus
+ * have an exit button.
+ *
+ * If a menu's pagination is changed to MENU_NO_PAGINATION, and the pagination
+ * was previously a different value, then the Exit button status is changed to
+ * false. It must be explicitly re-enabled afterwards.
+ *
+ * If a non-paginated menu has an exit button, then at most 9 items will be
+ * displayed.
+ *
+ * @param menu Menu Handle.
+ * @param button True to enable the button, false to remove it.
+ * @return True if allowed; false on failure.
+ * @error Invalid Handle.
+ */
+native bool SetMenuExitButton(Handle menu, bool button);
+
+/**
+ * Returns whether or not the menu has an "exit back" button. By default,
+ * menus do not have an exit back button.
+ *
+ * Exit Back buttons appear as "Back" on page 1 of paginated menus and have
+ * functionality defined by the user in MenuEnd_ExitBack.
+ *
+ * @param menu Menu Handle.
+ * @return True if the menu has an exit back button; false otherwise.
+ * @error Invalid Handle.
+ */
+native bool GetMenuExitBackButton(Handle menu);
+
+/**
+ * Sets whether or not the menu has an "exit back" button. By default, menus
+ * do not have an exit back button.
+ *
+ * Exit Back buttons appear as "Back" on page 1 of paginated menus and have
+ * functionality defined by the user in MenuEnd_ExitBack.
+ *
+ * @param menu Menu Handle.
+ * @param button True to enable the button, false to remove it.
+ * @error Invalid Handle.
+ */
+native void SetMenuExitBackButton(Handle menu, bool button);
+
+/**
+ * Sets whether or not the menu has a "no vote" button in slot 1.
+ * By default, menus do not have a no vote button.
+ *
+ * @param menu Menu Handle.
+ * @param button True to enable the button, false to remove it.
+ * @return True if allowed; false on failure.
+ * @error Invalid Handle.
+ */
+native bool SetMenuNoVoteButton(Handle menu, bool button);
+
+/**
+ * Cancels a menu from displaying on all clients. While the
+ * cancellation is in progress, this menu cannot be re-displayed
+ * to any clients.
+ *
+ * The menu may still exist on the client's screen after this command.
+ * This simply verifies that the menu is not being used anywhere.
+ *
+ * If any vote is in progress on a menu, it will be cancelled.
+ *
+ * @param menu Menu Handle.
+ * @error Invalid Handle.
+ */
+native void CancelMenu(Handle menu);
+
+/**
+ * Retrieves a menu's option flags.
+ *
+ * @param menu Menu Handle.
+ * @return A bitstring of MENUFLAG bits.
+ * @error Invalid Handle.
+ */
+native int GetMenuOptionFlags(Handle menu);
+
+/**
+ * Sets a menu's option flags.
+ *
+ * If a certain bit is not supported, it will be stripped before being set.
+ * See SetMenuExitButton() for information on Exit buttons.
+ * See SetMenuExitBackButton() for information on Exit Back buttons.
+ *
+ * @param menu Menu Handle.
+ * @param flags A new bitstring of MENUFLAG bits.
+ * @error Invalid Handle.
+ */
+native void SetMenuOptionFlags(Handle menu, int flags);
+
+/**
+ * Returns whether a vote is in progress.
+ *
+ * @param menu Deprecated; no longer used.
+ * @return True if a vote is in progress, false otherwise.
+ */
+native bool IsVoteInProgress(Handle menu=INVALID_HANDLE);
+
+/**
+ * Cancels the vote in progress.
+ *
+ * @error If no vote is in progress.
+ */
+native void CancelVote();
+
+/**
+ * Broadcasts a menu to a list of clients. The most selected item will be
+ * returned through MenuAction_End. On a tie, a random item will be returned
+ * from a list of the tied items.
+ *
+ * Note that MenuAction_VoteEnd and MenuAction_VoteStart are both
+ * default callbacks and do not need to be enabled.
+ *
+ * @param menu Menu Handle.
+ * @param clients Array of clients to broadcast to.
+ * @param numClients Number of clients in the array.
+ * @param time Maximum time to leave menu on the screen.
+ * @param flags Optional voting flags.
+ * @return True on success, false if this menu already has a vote session
+ * in progress.
+ * @error Invalid Handle, or a vote is already in progress.
+ */
+native bool VoteMenu(Handle menu, int[] clients, int numClients, int time, int flags=0);
+
+/**
+ * Sends a vote menu to all clients. See VoteMenu() for more information.
+ *
+ * @param menu Menu Handle.
+ * @param time Maximum time to leave menu on the screen.
+ * @param flags Optional voting flags.
+ * @return True on success, false if this menu already has a vote session
+ * in progress.
+ * @error Invalid Handle.
+ */
+stock bool VoteMenuToAll(Handle menu, int time, int flags=0)
+{
+ int total;
+ int[] players = new int[MaxClients];
+
+ for (int i=1; i<=MaxClients; i++)
+ {
+ if (!IsClientInGame(i) || IsFakeClient(i))
+ {
+ continue;
+ }
+ players[total++] = i;
+ }
+
+ return VoteMenu(menu, players, total, time, flags);
+}
+
+/**
+ * Callback for when a vote has ended and results are available.
+ *
+ * @param menu The menu being voted on.
+ * @param num_votes Number of votes tallied in total.
+ * @param num_clients Number of clients who could vote.
+ * @param client_info Array of clients. Use VOTEINFO_CLIENT_ defines.
+ * @param num_items Number of unique items that were selected.
+ * @param item_info Array of items, sorted by count. Use VOTEINFO_ITEM
+ * defines.
+ */
+typeset VoteHandler
+{
+ // old style
+ function void(
+ Menu menu,
+ int num_votes,
+ int num_clients,
+ const int client_info[][2],
+ int num_items,
+ const int item_info[][2]
+ );
+
+ // new style
+ function void(
+ Menu menu,
+ int num_votes,
+ int num_clients,
+ const int[][] client_info,
+ int num_items,
+ const int[][] item_info
+ );
+};
+
+/**
+ * Sets an advanced vote handling callback. If this callback is set,
+ * MenuAction_VoteEnd will not be called.
+ *
+ * @param menu Menu Handle.
+ * @param callback Callback function.
+ * @error Invalid Handle or callback.
+ */
+native void SetVoteResultCallback(Handle menu, VoteHandler callback);
+
+/**
+ * Returns the number of seconds you should "wait" before displaying
+ * a publicly invocable menu. This number is the time remaining until
+ * (last_vote + sm_vote_delay).
+ *
+ * @return Number of seconds to wait, or 0 for none.
+ */
+native int CheckVoteDelay();
+
+/**
+ * Returns whether a client is in the pool of clients allowed
+ * to participate in the current vote. This is determined by
+ * the client list passed to VoteMenu().
+ *
+ * @param client Client index.
+ * @return True if client is allowed to vote, false otherwise.
+ * @error If no vote is in progress or client index is invalid.
+ */
+native bool IsClientInVotePool(int client);
+
+/**
+ * Redraws the current vote menu to a client in the voting pool.
+ *
+ * @param client Client index.
+ * @param revotes True to allow revotes, false otherwise.
+ * @return True on success, false if the client is in the vote pool
+ * but cannot vote again.
+ * @error No vote in progress, int client is not in the voting pool,
+ * or client index is invalid.
+ */
+native bool RedrawClientVoteMenu(int client, bool revotes=true);
+
+/**
+ * Returns a style's global Handle.
+ *
+ * @param style Menu Style.
+ * @return A Handle, or INVALID_HANDLE if not found or unusable.
+ */
+native Handle GetMenuStyleHandle(MenuStyle style);
+
+/**
+ * Creates a MenuPanel from a MenuStyle. Panels are used for drawing raw
+ * menus without any extra helper functions. The Handle must be closed
+ * with CloseHandle().
+ *
+ * @param hStyle MenuStyle Handle, or INVALID_HANDLE to use the default style.
+ * @return A new MenuPanel Handle.
+ * @error Invalid Handle other than INVALID_HANDLE.
+ */
+native Panel CreatePanel(Handle hStyle=INVALID_HANDLE);
+
+/**
+ * Creates a Menu from a MenuStyle. The Handle must be closed with
+ * CloseHandle().
+ *
+ * @param hStyle MenuStyle Handle, or INVALID_HANDLE to use the default style.
+ * @param handler Function which will receive menu actions.
+ * @param actions Optionally set which actions to receive. Select,
+ * Cancel, and End will always be received regardless
+ * of whether they are set or not. They are also
+ * the only default actions.
+ * @return A new menu Handle.
+ * @error Invalid Handle other than INVALID_HANDLE.
+ */
+native Menu CreateMenuEx(Handle hStyle=INVALID_HANDLE, MenuHandler handler, MenuAction actions=MENU_ACTIONS_DEFAULT);
+
+/**
+ * Returns whether a client is viewing a menu.
+ *
+ * @param client Client index.
+ * @param hStyle MenuStyle Handle, or INVALID_HANDLE to use the default style.
+ * @return A MenuSource value.
+ * @error Invalid Handle other than null.
+ */
+native MenuSource GetClientMenu(int client, Handle hStyle=null);
+
+/**
+ * Cancels a menu on a client. This will only affect non-external menus.
+ *
+ * @param client Client index.
+ * @param autoIgnore If true, no menus can be re-drawn on the client during
+ * the cancellation process.
+ * @param hStyle MenuStyle Handle, or INVALID_HANDLE to use the default style.
+ * @return True if a menu was cancelled, false otherwise.
+ */
+native bool CancelClientMenu(int client, bool autoIgnore=false, Handle hStyle=INVALID_HANDLE);
+
+/**
+ * Returns a style's maximum items per page.
+ *
+ * @param hStyle MenuStyle Handle, or INVALID_HANDLE to use the default style.
+ * @return Maximum items per page.
+ * @error Invalid Handle other than INVALID_HANDLE.
+ */
+native int GetMaxPageItems(Handle hStyle=INVALID_HANDLE);
+
+/**
+ * Returns a MenuPanel's parent style.
+ *
+ * @param panel A MenuPanel Handle.
+ * @return The MenuStyle Handle that created the panel.
+ * @error Invalid Handle.
+ */
+native Handle GetPanelStyle(Handle panel);
+
+/**
+ * Sets the panel's title.
+ *
+ * @param panel A MenuPanel Handle.
+ * @param text Text to set as the title.
+ * @param onlyIfEmpty If true, the title will only be set if no title is set.
+ * @error Invalid Handle.
+ */
+native void SetPanelTitle(Handle panel, const char[] text, bool onlyIfEmpty=false);
+
+/**
+ * Draws an item on a panel. If the item takes up a slot, the position
+ * is returned.
+ *
+ * @param panel A MenuPanel Handle.
+ * @param text Display text to use. If not a raw line,
+ * the style may automatically add color markup.
+ * No numbering or newlines are needed.
+ * @param style ITEMDRAW style flags.
+ * @return A slot position, or 0 if item was a rawline or could not be drawn.
+ * @error Invalid Handle.
+ */
+native int DrawPanelItem(Handle panel, const char[] text, int style=ITEMDRAW_DEFAULT);
+
+/**
+ * Draws a raw line of text on a panel, without any markup other than a newline.
+ *
+ * @param panel A MenuPanel Handle, or INVALID_HANDLE if inside a
+ * MenuAction_DisplayItem callback.
+ * @param text Display text to use.
+ * @return True on success, false if raw lines are not supported.
+ * @error Invalid Handle.
+ */
+native bool DrawPanelText(Handle panel, const char[] text);
+
+/**
+ * Returns whether or not the given drawing flags are supported by
+ * the menu style.
+ *
+ * @param panel A MenuPanel Handle.
+ * @param style ITEMDRAW style flags.
+ * @return True if item is drawable, false otherwise.
+ * @error Invalid Handle.
+ */
+native bool CanPanelDrawFlags(Handle panel, int style);
+
+/**
+ * Sets the selectable key map of a panel. This is not supported by
+ * all styles (only by Radio, as of this writing).
+ *
+ * @param panel A MenuPanel Handle.
+ * @param keys An integer where each bit N allows key
+ * N+1 to be selected. If no keys are selectable,
+ * then key 0 (bit 9) is automatically set.
+ * @return True if supported, false otherwise.
+ */
+native bool SetPanelKeys(Handle panel, int keys);
+
+/**
+ * Sends a panel to a client. Unlike full menus, the handler
+ * function will only receive the following actions, both of
+ * which will have INVALID_HANDLE for a menu, and the client
+ * as param1.
+ *
+ * MenuAction_Select (param2 will be the key pressed)
+ * MenuAction_Cancel (param2 will be the reason)
+ *
+ * Also, if the menu fails to display, no callbacks will be called.
+ *
+ * @param panel A MenuPanel Handle.
+ * @param client A client to draw to.
+ * @param handler The MenuHandler function to catch actions with.
+ * @param time Time to hold the menu for.
+ * @return True on success, false on failure.
+ * @error Invalid Handle.
+ */
+native bool SendPanelToClient(Handle panel, int client, MenuHandler handler, int time);
+
+/**
+ * @brief Returns the amount of text the menu can still hold. If this is
+ * limit is reached or overflowed, the text is silently truncated.
+ *
+ * Radio menus: Currently 511 characters (512 bytes).
+ * Valve menus: Currently -1 (no meaning).
+ *
+ * @param panel A MenuPanel Handle.
+ * @return Number of characters that the menu can still hold,
+ * or -1 if there is no known limit.
+ * @error Invalid Handle.
+ */
+native int GetPanelTextRemaining(Handle panel);
+
+/**
+ * @brief Returns the current key position.
+ *
+ * @param panel A MenuPanel Handle.
+ * @return Current key position starting at 1.
+ * @error Invalid Handle.
+ */
+native int GetPanelCurrentKey(Handle panel);
+
+/**
+ * @brief Sets the next key position. This cannot be used
+ * to traverse backwards.
+ *
+ * @param panel A MenuPanel Handle.
+ * @param key Key that is greater or equal to
+ * GetPanelCurrentKey().
+ * @return True on success, false otherwise.
+ * @error Invalid Handle.
+ */
+native bool SetPanelCurrentKey(Handle panel, int key);
+
+/**
+ * @brief Redraws menu text from inside a MenuAction_DisplayItem callback.
+ *
+ * @param text Menu text to draw.
+ * @return Item position; must be returned via the callback.
+ */
+native int RedrawMenuItem(const char[] text);
+
+/**
+ * This function is provided for legacy code only. Some older plugins may use
+ * network messages instead of the panel API. This function wraps the panel
+ * API for eased portability into the SourceMod menu system.
+ *
+ * This function is only usable with the Radio Menu style. You do not need to
+ * split up your menu into multiple packets; SourceMod will break the string
+ * up internally.
+ *
+ * @param client Client index.
+ * @param str Full menu string as would be passed over the network.
+ * @param time Time to hold the menu for.
+ * @param keys Selectable key bitstring.
+ * @param handler Optional handler function, with the same rules as
+ * SendPanelToClient().
+ * @return True on success, false on failure.
+ * @error Invalid client index, or radio menus not supported.
+ */
+native bool InternalShowMenu(int client, const char[] str, int time, int keys=-1, MenuHandler handler=INVALID_FUNCTION);
+
+/**
+ * Retrieves voting information from MenuAction_VoteEnd.
+ *
+ * @param param2 Second parameter of MenuAction_VoteEnd.
+ * @param winningVotes Number of votes received by the winning option.
+ * @param totalVotes Number of total votes received.
+ */
+stock void GetMenuVoteInfo(int param2, int &winningVotes, int &totalVotes)
+{
+ winningVotes = param2 & 0xFFFF;
+ totalVotes = param2 >> 16;
+}
+
+/**
+ * Quick stock to determine whether voting is allowed. This doesn't let you
+ * fine-tune a reason for not voting, so it's not recommended for lazily
+ * telling clients that voting isn't allowed.
+ *
+ * @return True if voting is allowed, false if voting is in progress
+ * or the cooldown is active.
+ */
+stock bool IsNewVoteAllowed()
+{
+ if (IsVoteInProgress() || CheckVoteDelay() != 0)
+ {
+ return false;
+ }
+
+ return true;
+}