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1 | pmbaty | 1 | /* |
2 | Simple DirectMedia Layer |
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3 | Copyright (C) 1997-2023 Sam Lantinga <slouken@libsdl.org> |
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4 | |||
5 | This software is provided 'as-is', without any express or implied |
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6 | warranty. In no event will the authors be held liable for any damages |
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7 | arising from the use of this software. |
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8 | |||
9 | Permission is granted to anyone to use this software for any purpose, |
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10 | including commercial applications, and to alter it and redistribute it |
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11 | freely, subject to the following restrictions: |
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12 | |||
13 | 1. The origin of this software must not be misrepresented; you must not |
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14 | claim that you wrote the original software. If you use this software |
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15 | in a product, an acknowledgment in the product documentation would be |
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16 | appreciated but is not required. |
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17 | 2. Altered source versions must be plainly marked as such, and must not be |
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18 | misrepresented as being the original software. |
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19 | 3. This notice may not be removed or altered from any source distribution. |
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20 | */ |
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21 | |||
22 | #ifndef SDL_messagebox_h_ |
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23 | #define SDL_messagebox_h_ |
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24 | |||
25 | #include "SDL_stdinc.h" |
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26 | #include "SDL_video.h" /* For SDL_Window */ |
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27 | |||
28 | #include "begin_code.h" |
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29 | /* Set up for C function definitions, even when using C++ */ |
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30 | #ifdef __cplusplus |
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31 | extern "C" { |
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32 | #endif |
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33 | |||
34 | /** |
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35 | * SDL_MessageBox flags. If supported will display warning icon, etc. |
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36 | */ |
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37 | typedef enum |
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38 | { |
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39 | SDL_MESSAGEBOX_ERROR = 0x00000010, /**< error dialog */ |
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40 | SDL_MESSAGEBOX_WARNING = 0x00000020, /**< warning dialog */ |
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41 | SDL_MESSAGEBOX_INFORMATION = 0x00000040, /**< informational dialog */ |
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42 | SDL_MESSAGEBOX_BUTTONS_LEFT_TO_RIGHT = 0x00000080, /**< buttons placed left to right */ |
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43 | SDL_MESSAGEBOX_BUTTONS_RIGHT_TO_LEFT = 0x00000100 /**< buttons placed right to left */ |
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44 | } SDL_MessageBoxFlags; |
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45 | |||
46 | /** |
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47 | * Flags for SDL_MessageBoxButtonData. |
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48 | */ |
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49 | typedef enum |
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50 | { |
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51 | SDL_MESSAGEBOX_BUTTON_RETURNKEY_DEFAULT = 0x00000001, /**< Marks the default button when return is hit */ |
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52 | SDL_MESSAGEBOX_BUTTON_ESCAPEKEY_DEFAULT = 0x00000002 /**< Marks the default button when escape is hit */ |
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53 | } SDL_MessageBoxButtonFlags; |
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54 | |||
55 | /** |
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56 | * Individual button data. |
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57 | */ |
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58 | typedef struct |
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59 | { |
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60 | Uint32 flags; /**< ::SDL_MessageBoxButtonFlags */ |
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61 | int buttonid; /**< User defined button id (value returned via SDL_ShowMessageBox) */ |
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62 | const char * text; /**< The UTF-8 button text */ |
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63 | } SDL_MessageBoxButtonData; |
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64 | |||
65 | /** |
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66 | * RGB value used in a message box color scheme |
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67 | */ |
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68 | typedef struct |
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69 | { |
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70 | Uint8 r, g, b; |
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71 | } SDL_MessageBoxColor; |
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72 | |||
73 | typedef enum |
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74 | { |
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75 | SDL_MESSAGEBOX_COLOR_BACKGROUND, |
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76 | SDL_MESSAGEBOX_COLOR_TEXT, |
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77 | SDL_MESSAGEBOX_COLOR_BUTTON_BORDER, |
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78 | SDL_MESSAGEBOX_COLOR_BUTTON_BACKGROUND, |
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79 | SDL_MESSAGEBOX_COLOR_BUTTON_SELECTED, |
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80 | SDL_MESSAGEBOX_COLOR_MAX |
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81 | } SDL_MessageBoxColorType; |
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82 | |||
83 | /** |
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84 | * A set of colors to use for message box dialogs |
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85 | */ |
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86 | typedef struct |
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87 | { |
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88 | SDL_MessageBoxColor colors[SDL_MESSAGEBOX_COLOR_MAX]; |
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89 | } SDL_MessageBoxColorScheme; |
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90 | |||
91 | /** |
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92 | * MessageBox structure containing title, text, window, etc. |
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93 | */ |
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94 | typedef struct |
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95 | { |
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96 | Uint32 flags; /**< ::SDL_MessageBoxFlags */ |
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97 | SDL_Window *window; /**< Parent window, can be NULL */ |
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98 | const char *title; /**< UTF-8 title */ |
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99 | const char *message; /**< UTF-8 message text */ |
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100 | |||
101 | int numbuttons; |
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102 | const SDL_MessageBoxButtonData *buttons; |
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103 | |||
104 | const SDL_MessageBoxColorScheme *colorScheme; /**< ::SDL_MessageBoxColorScheme, can be NULL to use system settings */ |
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105 | } SDL_MessageBoxData; |
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106 | |||
107 | /** |
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108 | * Create a modal message box. |
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109 | * |
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110 | * If your needs aren't complex, it might be easier to use |
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111 | * SDL_ShowSimpleMessageBox. |
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112 | * |
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113 | * This function should be called on the thread that created the parent |
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114 | * window, or on the main thread if the messagebox has no parent. It will |
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115 | * block execution of that thread until the user clicks a button or closes the |
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116 | * messagebox. |
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117 | * |
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118 | * This function may be called at any time, even before SDL_Init(). This makes |
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119 | * it useful for reporting errors like a failure to create a renderer or |
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120 | * OpenGL context. |
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121 | * |
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122 | * On X11, SDL rolls its own dialog box with X11 primitives instead of a |
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123 | * formal toolkit like GTK+ or Qt. |
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124 | * |
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125 | * Note that if SDL_Init() would fail because there isn't any available video |
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126 | * target, this function is likely to fail for the same reasons. If this is a |
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127 | * concern, check the return value from this function and fall back to writing |
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128 | * to stderr if you can. |
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129 | * |
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130 | * \param messageboxdata the SDL_MessageBoxData structure with title, text and |
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131 | * other options |
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132 | * \param buttonid the pointer to which user id of hit button should be copied |
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133 | * \returns 0 on success or a negative error code on failure; call |
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134 | * SDL_GetError() for more information. |
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135 | * |
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136 | * \since This function is available since SDL 2.0.0. |
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137 | * |
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138 | * \sa SDL_ShowSimpleMessageBox |
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139 | */ |
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140 | extern DECLSPEC int SDLCALL SDL_ShowMessageBox(const SDL_MessageBoxData *messageboxdata, int *buttonid); |
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141 | |||
142 | /** |
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143 | * Display a simple modal message box. |
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144 | * |
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145 | * If your needs aren't complex, this function is preferred over |
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146 | * SDL_ShowMessageBox. |
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147 | * |
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148 | * `flags` may be any of the following: |
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149 | * |
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150 | * - `SDL_MESSAGEBOX_ERROR`: error dialog |
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151 | * - `SDL_MESSAGEBOX_WARNING`: warning dialog |
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152 | * - `SDL_MESSAGEBOX_INFORMATION`: informational dialog |
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153 | * |
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154 | * This function should be called on the thread that created the parent |
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155 | * window, or on the main thread if the messagebox has no parent. It will |
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156 | * block execution of that thread until the user clicks a button or closes the |
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157 | * messagebox. |
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158 | * |
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159 | * This function may be called at any time, even before SDL_Init(). This makes |
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160 | * it useful for reporting errors like a failure to create a renderer or |
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161 | * OpenGL context. |
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162 | * |
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163 | * On X11, SDL rolls its own dialog box with X11 primitives instead of a |
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164 | * formal toolkit like GTK+ or Qt. |
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165 | * |
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166 | * Note that if SDL_Init() would fail because there isn't any available video |
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167 | * target, this function is likely to fail for the same reasons. If this is a |
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168 | * concern, check the return value from this function and fall back to writing |
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169 | * to stderr if you can. |
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170 | * |
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171 | * \param flags an SDL_MessageBoxFlags value |
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172 | * \param title UTF-8 title text |
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173 | * \param message UTF-8 message text |
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174 | * \param window the parent window, or NULL for no parent |
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175 | * \returns 0 on success or a negative error code on failure; call |
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176 | * SDL_GetError() for more information. |
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177 | * |
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178 | * \since This function is available since SDL 2.0.0. |
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179 | * |
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180 | * \sa SDL_ShowMessageBox |
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181 | */ |
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182 | extern DECLSPEC int SDLCALL SDL_ShowSimpleMessageBox(Uint32 flags, const char *title, const char *message, SDL_Window *window); |
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183 | |||
184 | |||
185 | /* Ends C function definitions when using C++ */ |
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186 | #ifdef __cplusplus |
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187 | } |
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188 | #endif |
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189 | #include "close_code.h" |
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190 | |||
191 | #endif /* SDL_messagebox_h_ */ |
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192 | |||
193 | /* vi: set ts=4 sw=4 expandtab: */ |