Added support for unicode charset in textfields and chat.

Conflicts:

    src/Makefile.am
    src/game.cpp
    src/gui/browserbox.cpp
    src/gui/gui.cpp
    src/gui/textfield.cpp
    src/main.cpp

(cherry picked from mainline commit 7b67e852086ad3ccd98a622f890b245ab6a0a321)

1 files changed, 188 insertions, 0 deletions

diff --git a/src/gui/sdlinput.h b/src/gui/sdlinput.h
new file mode 100644
index 00000000..72d949e1
--- /dev/null
+++ b/src/gui/sdlinput.h
@@ -0,0 +1,188 @@
+/*      _______   __   __   __   ______   __   __   _______   __   __
+ *     / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___  /\ /  |\/ /\
+ *    / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
+ *   / / /__   / / // / // / // / /    / ___  / // ___  / // /| ' / /
+ *  / /_// /\ / /_// / // / // /_/_   / / // / // /\_/ / // / |  / /
+ * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
+ * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
+ *
+ * Copyright (c) 2004, 2005, 2006, 2007 Olof Naessén and Per Larsson
+ * Copyright 2007 The Mana World Development Team
+ *
+ *                                                         Js_./
+ * Per Larsson a.k.a finalman                          _RqZ{a<^_aa
+ * Olof Naessén a.k.a jansem/yakslem                _asww7!uY`>  )\a//
+ *                                                 _Qhm`] _f "'c  1!5m
+ * Visit: http://guichan.darkbits.org             )Qk<P ` _: :+' .'  "{[
+ *                                               .)j(] .d_/ '-(  P .   S
+ * License: (BSD)                                <Td/Z <fP"5(\"??"\a.  .L
+ * Redistribution and use in source and          _dV>ws?a-?'      ._/L  #'
+ * binary forms, with or without                 )4d[#7r, .   '     )d`)[
+ * modification, are permitted provided         _Q-5'5W..j/?'   -?!\)cam'
+ * that the following conditions are met:       j<<WP+k/);.        _W=j f
+ * 1. Redistributions of source code must       .$%w\/]Q  . ."'  .  mj$
+ *    retain the above copyright notice,        ]E.pYY(Q]>.   a     J@\
+ *    this list of conditions and the           j(]1u<sE"L,. .   ./^ ]{a
+ *    following disclaimer.                     4'_uomm\.  )L);-4     (3=
+ * 2. Redistributions in binary form must        )_]X{Z('a_"a7'<a"a,  ]"[
+ *    reproduce the above copyright notice,       #}<]m7`Za??4,P-"'7. ).m
+ *    this list of conditions and the            ]d2e)Q(<Q(  ?94   b-  LQ/
+ *    following disclaimer in the                <B!</]C)d_, '(<' .f. =C+m
+ *    documentation and/or other materials      .Z!=J ]e []('-4f _ ) -.)m]'
+ *    provided with the distribution.          .w[5]' _[ /.)_-"+?   _/ <W"
+ * 3. Neither the name of Guichan nor the      :$we` _! + _/ .        j?
+ *    names of its contributors may be used     =3)= _f  (_yQmWW$#(    "
+ *    to endorse or promote products derived     -   W,  sQQQQmZQ#Wwa]..
+ *    from this software without specific        (js, \[QQW$QWW#?!V"".
+ *    prior written permission.                    ]y:.<\..          .
+ *                                                 -]n w/ '         [.
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT       )/ )/           !
+ * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY         <  (; sac    ,    '
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING,               ]^ .-  %
+ * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF            c <   r
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR            aga<  <La
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE          5%  )P'-3L
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR        _bQf` y`..)a
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,          ,J?4P'.P"_(\?d'.,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES               _Pa,)!f/<[]/  ?"
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT      _2-..:. .r+_,.. .
+ * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,     ?a.<%"'  " -'.a_ _,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION)                     ^
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _TMW_SDLINPUT_
+#define _TMW_SDLINPUT_
+
+#include <queue>
+
+#include <SDL/SDL.h>
+
+#include <guichan/input.hpp>
+#include <guichan/keyinput.hpp>
+#include <guichan/mouseinput.hpp>
+#include <guichan/platform.hpp>
+
+namespace Key
+{
+    enum
+    {
+        SPACE              = ' ',
+        TAB                = '\t',
+        ENTER              = '\n',
+        // Negative values, to avoid conflicts with higher character codes.
+        LEFT_ALT           = -1000,
+        RIGHT_ALT,
+        LEFT_SHIFT,
+        RIGHT_SHIFT,
+        LEFT_CONTROL,
+        RIGHT_CONTROL,
+        LEFT_META,
+        RIGHT_META,
+        LEFT_SUPER,
+        RIGHT_SUPER,
+        INSERT,
+        HOME,
+        PAGE_UP,
+        DELETE,
+        END,
+        PAGE_DOWN,
+        ESCAPE,
+        CAPS_LOCK,
+        BACKSPACE,
+        F1,
+        F2,
+        F3,
+        F4,
+        F5,
+        F6,
+        F7,
+        F8,
+        F9,
+        F10,
+        F11,
+        F12,
+        F13,
+        F14,
+        F15,
+        PRINT_SCREEN,
+        SCROLL_LOCK,
+        PAUSE,
+        NUM_LOCK,
+        ALT_GR,
+        LEFT,
+        RIGHT,
+        UP,
+        DOWN
+    };
+}
+
+/**
+ * SDL implementation of Input.
+ */
+class SDLInput : public gcn::Input
+{
+public:
+
+    /**
+     * Constructor.
+     */
+    SDLInput();
+
+    /**
+     * Pushes an SDL event. It should be called at least once per frame to
+     * update input with user input.
+     *
+     * @param event an event from SDL.
+     */
+    virtual void pushInput(SDL_Event event);
+
+    /**
+     * Polls all input. It exists for input driver compatibility. If you
+     * only use SDL and plan sticking with SDL you can safely ignore this
+     * function as it in the SDL case does nothing.
+     */
+    virtual void _pollInput() { }
+
+
+    // Inherited from Input
+
+    virtual bool isKeyQueueEmpty();
+
+    virtual gcn::KeyInput dequeueKeyInput();
+
+    virtual bool isMouseQueueEmpty();
+
+    virtual gcn::MouseInput dequeueMouseInput();
+
+protected:
+    /**
+     * Converts a mouse button from SDL to a Guichan mouse button
+     * representation.
+     *
+     * @param button an SDL mouse button.
+     * @return a Guichan mouse button.
+     */
+    int convertMouseButton(int button);
+
+    /**
+     * Converts an SDL event key to a key value.
+     *
+     * @param event an SDL event with a key to convert.
+     * @return a key value.
+     * @see Key
+     */
+    int convertKeyCharacter(SDL_Event event);
+
+    std::queue<gcn::KeyInput> mKeyInputQueue;
+    std::queue<gcn::MouseInput> mMouseInputQueue;
+
+    bool mMouseDown;
+    bool mMouseInWindow;
+};
+
+#endif