mirror of https://github.com/OpenTTD/OpenTTD.git
(svn r20054) -Add: framework to check for hotkeys
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@ -330,6 +330,7 @@
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<ClCompile Include="..\src\ground_vehicle.cpp" />
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<ClCompile Include="..\src\heightmap.cpp" />
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<ClCompile Include="..\src\highscore.cpp" />
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<ClCompile Include="..\src\hotkeys.cpp" />
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<ClCompile Include="..\src\ini.cpp" />
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<ClCompile Include="..\src\landscape.cpp" />
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<ClCompile Include="..\src\map.cpp" />
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@ -448,6 +449,7 @@
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<ClInclude Include="..\src\gui.h" />
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<ClInclude Include="..\src\heightmap.h" />
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<ClInclude Include="..\src\highscore.h" />
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<ClInclude Include="..\src\hotkeys.h" />
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<ClInclude Include="..\src\house.h" />
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<ClInclude Include="..\src\house_type.h" />
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<ClInclude Include="..\src\industry.h" />
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@ -193,6 +193,9 @@
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<ClCompile Include="..\src\highscore.cpp">
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<Filter>Source Files</Filter>
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</ClCompile>
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<ClCompile Include="..\src\hotkeys.cpp">
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<Filter>Source Files</Filter>
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</ClCompile>
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<ClCompile Include="..\src\ini.cpp">
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<Filter>Source Files</Filter>
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</ClCompile>
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@ -547,6 +550,9 @@
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<ClInclude Include="..\src\highscore.h">
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<Filter>Header Files</Filter>
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</ClInclude>
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<ClInclude Include="..\src\hotkeys.h">
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<Filter>Header Files</Filter>
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</ClInclude>
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<ClInclude Include="..\src\house.h">
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<Filter>Header Files</Filter>
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</ClInclude>
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@ -583,6 +583,10 @@
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RelativePath=".\..\src\highscore.cpp"
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>
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</File>
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<File
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RelativePath=".\..\src\hotkeys.cpp"
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>
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</File>
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<File
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RelativePath=".\..\src\ini.cpp"
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>
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@ -1059,6 +1063,10 @@
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RelativePath=".\..\src\highscore.h"
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>
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</File>
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<File
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RelativePath=".\..\src\hotkeys.h"
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>
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</File>
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<File
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RelativePath=".\..\src\house.h"
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>
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@ -580,6 +580,10 @@
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RelativePath=".\..\src\highscore.cpp"
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>
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</File>
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<File
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RelativePath=".\..\src\hotkeys.cpp"
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>
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</File>
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<File
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RelativePath=".\..\src\ini.cpp"
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>
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@ -1056,6 +1060,10 @@
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RelativePath=".\..\src\highscore.h"
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>
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</File>
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<File
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RelativePath=".\..\src\hotkeys.h"
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>
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</File>
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<File
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RelativePath=".\..\src\house.h"
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>
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@ -31,6 +31,7 @@ gfxinit.cpp
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ground_vehicle.cpp
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heightmap.cpp
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highscore.cpp
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hotkeys.cpp
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ini.cpp
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landscape.cpp
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map.cpp
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@ -174,6 +175,7 @@ group_type.h
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gui.h
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heightmap.h
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highscore.h
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hotkeys.h
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house.h
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house_type.h
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industry.h
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@ -0,0 +1,15 @@
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/* $Id$ */
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/*
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* This file is part of OpenTTD.
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* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
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* OpenTTD 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.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file hotkeys.cpp Implementation of hotkey related functions */
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#include "stdafx.h"
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#include "hotkeys.h"
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@ -0,0 +1,125 @@
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/* $Id$ */
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/*
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* This file is part of OpenTTD.
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* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
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* OpenTTD 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.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file hotkeys.h Hotkey related functions. */
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#ifndef HOTKEYS_H
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#define HOTKEYS_H
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#include "core/smallvec_type.hpp"
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/**
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* All data for a single hotkey. The name (for saving/loading a configfile),
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* a list of keycodes and a number to help identifying this hotkey.
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*/
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template<class T>
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struct Hotkey {
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typedef void (T::*hotkey_callback)(int);
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/**
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* A wrapper around the callback function. This wrapper is needed because
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* the size of a pointer to a member function depends on the class
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* definition. The possible solutions are to either wrap the callback
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* pointer in a class and dynamically allocate memory for it like we do
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* now or making all class definitions available in hotkeys.cpp.
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*/
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struct CallbackWrapper {
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CallbackWrapper(hotkey_callback callback) :
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callback(callback)
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{}
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hotkey_callback callback;
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};
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/**
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* Create a new Hotkey object with a single default keycode.
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* @param default_keycode The default keycode for this hotkey.
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* @param name The name of this hotkey.
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* @param num Number of this hotkey, should be unique within the hotkey list.
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* @param callback The function to call if the hotkey is pressed.
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*/
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Hotkey(uint16 default_keycode, const char *name, int num, hotkey_callback callback = NULL) :
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name(name),
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num(num)
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{
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if (callback == NULL) {
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this->callback = NULL;
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} else {
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this->callback = new CallbackWrapper(callback);
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}
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if (default_keycode != 0) *this->keycodes.Append() = default_keycode;
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}
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/**
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* Create a new Hotkey object with multiple default keycodes.
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* @param default_keycodes An array of default keycodes terminated with 0.
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* @param name The name of this hotkey.
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* @param num Number of this hotkey, should be unique within the hotkey list.
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* @param callback The function to call if the hotkey is pressed.
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*/
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Hotkey(const uint16 *default_keycodes, const char *name, int num, hotkey_callback callback = NULL) :
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name(name),
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num(num)
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{
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if (callback == NULL) {
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this->callback = NULL;
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} else {
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this->callback = new CallbackWrapper(callback);
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}
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const uint16 *keycode = default_keycodes;
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while (*keycode != 0) {
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this->keycodes.Include(keycode);
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keycode++;
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}
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}
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~Hotkey()
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{
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delete this->callback;
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}
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/**
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* Add a keycode to this hotkey, from now that keycode will be matched
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* in addition to any previously added keycodes.
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* @param keycode The keycode to add.
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*/
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void AddKeycode(uint16 keycode)
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{
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this->keycodes.Include(keycode);
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}
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const char *name;
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int num;
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SmallVector<uint16, 1> keycodes;
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CallbackWrapper *callback;
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};
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#define HOTKEY_LIST_END(window_class) Hotkey<window_class>((uint16)0, NULL, -1)
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/**
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* Check if a keycode is bound to something.
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* @param list The list with hotkeys to check
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* @param keycode The keycode that was pressed
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* @param w The window-pointer to give to the callback function (if any).
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* @return The number of the matching hotkey or -1.
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*/
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template<class T>
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int CheckHotkeyMatch(Hotkey<T> *list, uint16 keycode, T *w)
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{
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while (list->num != -1) {
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if (list->keycodes.Contains(keycode)) {
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if (list->callback != NULL) (w->*(list->callback->callback))(-1);
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return list->num;
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}
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list++;
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}
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return -1;
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}
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#endif /* HOTKEYS_H */
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