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Rev | Author | Line No. | Line |
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9 | daniel-mar | 1 | program AyDos; |
2 | |||
16 | daniel-mar | 3 | // Aysalia DOS Launcher |
24 | daniel-mar | 4 | // Revision 2018-12-07 |
16 | daniel-mar | 5 | // (C) 2018 Daniel Marschall, ViaThinkSoft |
6 | |||
7 | // This launcher does launch DOSBox with the correct *.conf file, |
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8 | // centers the window and changes the window title and icon at runtime. |
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9 | |||
9 | daniel-mar | 10 | uses |
11 | SysUtils, |
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12 | ShellAPI, |
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16 | daniel-mar | 13 | Windows, |
14 | Messages; |
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9 | daniel-mar | 15 | |
16 | {$R *.RES} |
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17 | |||
16 | daniel-mar | 18 | const |
19 | DOSBOX_EXE = 'DOSBox.exe'; |
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27 | daniel-mar | 20 | AYDOS_MNU = 'AyDos.mnu'; |
16 | daniel-mar | 21 | |
22 | var |
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24 | daniel-mar | 23 | hPsApiDll: Cardinal = 0; |
24 | hIcon: THandle = 0; |
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25 | bCeneredOnce: boolean = false; |
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16 | daniel-mar | 26 | |
27 | (* |
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28 | function GetModuleFileNameEx(inProcess: THandle; inModule: THandle; |
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29 | Filename: PChar; size: DWord): DWord; stdcall; |
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30 | external 'psapi.dll' name 'GetModuleFileNameExA'; |
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31 | *) |
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32 | {$IFDEF UNICODE} |
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19 | daniel-mar | 33 | function GetModuleFileNameEx(inProcess: THandle; inModule: THandle; Filename: PWideChar; size: DWord): Integer; |
16 | daniel-mar | 34 | type |
35 | TGetModuleFileNameExFunc = function (inProcess: THandle; inModule: THandle; Filename: PWideChar; size: DWord): DWord; stdcall; |
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36 | var |
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37 | funcGetModuleFileNameEx: TGetModuleFileNameExFunc; |
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38 | begin |
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20 | daniel-mar | 39 | if hPsApiDll <> 0 then |
16 | daniel-mar | 40 | begin |
20 | daniel-mar | 41 | @funcGetModuleFileNameEx := GetProcAddress(hPsApiDll, 'GetModuleFileNameExW'); |
19 | daniel-mar | 42 | if Assigned(funcGetModuleFileNameEx) then |
16 | daniel-mar | 43 | result := funcGetModuleFileNameEx(inProcess, inModule, Filename, size) |
44 | else |
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19 | daniel-mar | 45 | result := -1; |
16 | daniel-mar | 46 | end |
19 | daniel-mar | 47 | else result := -2; |
16 | daniel-mar | 48 | end; |
49 | {$ELSE} |
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19 | daniel-mar | 50 | function GetModuleFileNameEx(inProcess: THandle; inModule: THandle; Filename: PAnsiChar; size: DWord): Integer; |
16 | daniel-mar | 51 | type |
52 | TGetModuleFileNameExFunc = function (inProcess: THandle; inModule: THandle; Filename: PAnsiChar; size: DWord): DWord; stdcall; |
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53 | var |
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19 | daniel-mar | 54 | funcGetModuleFileNameEx: TGetModuleFileNameExFunc; |
16 | daniel-mar | 55 | begin |
56 | if hPsApiDll <> 0 then |
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57 | begin |
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19 | daniel-mar | 58 | @funcGetModuleFileNameEx := GetProcAddress(hPsApiDll, 'GetModuleFileNameExA'); |
59 | if Assigned(funcGetModuleFileNameEx) then |
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16 | daniel-mar | 60 | result := funcGetModuleFileNameEx(inProcess, inModule, Filename, size) |
61 | else |
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19 | daniel-mar | 62 | result := -1; |
16 | daniel-mar | 63 | end |
19 | daniel-mar | 64 | else result := -2; |
16 | daniel-mar | 65 | end; |
66 | {$ENDIF} |
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67 | |||
68 | procedure ChangeTitleAndIcon(hWnd: Thandle); |
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69 | var |
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70 | Title: array[0..255] of Char; |
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71 | const |
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72 | TargetWinWidth = 640; |
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73 | TargetWinHeight = 480; |
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20 | daniel-mar | 74 | resourcestring |
75 | AyDosTitle = 'Aysalia DOS'; |
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26 | daniel-mar | 76 | AyDos1Title = 'Aysalia DOS 1'; |
77 | AyDos2Title = 'Aysalia DOS 2'; |
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16 | daniel-mar | 78 | begin |
79 | ZeroMemory(@Title, sizeof(Title)); |
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80 | GetWindowText(hWnd, @Title, sizeof(Title)-1); |
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81 | |||
82 | // Center window (once) |
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83 | if (Title = 'DOSBox') and not bCeneredOnce then |
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84 | begin |
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85 | MoveWindow(hWnd, GetSystemMetrics(SM_CXSCREEN) div 2 - TargetWinWidth div 2, |
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86 | GetSystemMetrics(SM_CYSCREEN) div 2 - TargetWinHeight div 2, |
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87 | TargetWinWidth, |
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88 | TargetWinHeight, |
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89 | true); |
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90 | bCeneredOnce := true; |
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91 | end; |
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92 | |||
93 | // Change window title |
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94 | if Pos('AYDOS1', Title) > 0 then |
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20 | daniel-mar | 95 | SetWindowText(hWnd, PChar(AyDos1Title)) |
16 | daniel-mar | 96 | else if Pos('AYDOS2', Title) > 0 then |
20 | daniel-mar | 97 | SetWindowText(hWnd, PChar(AyDos2Title)) |
26 | daniel-mar | 98 | else if Pos('AYDOS', Title) > 0 then |
20 | daniel-mar | 99 | SetWindowText(hWnd, PChar(AyDosTitle)); |
16 | daniel-mar | 100 | |
101 | // Change window and taskbar icon |
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102 | if hIcon > 0 then |
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103 | begin |
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104 | // Change both icons to the same icon handle. |
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105 | SendMessage(hWnd, WM_SETICON, ICON_SMALL, hIcon); |
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106 | SendMessage(hWnd, WM_SETICON, ICON_BIG, hIcon); |
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107 | |||
108 | // This will ensure that the application icon gets changed too. |
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109 | SendMessage(GetWindow(hWnd, GW_OWNER), WM_SETICON, ICON_SMALL, hIcon); |
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110 | SendMessage(GetWindow(hWnd, GW_OWNER), WM_SETICON, ICON_BIG, hIcon); |
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111 | end; |
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112 | end; |
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113 | |||
114 | function EnumWindowsProc(Handle: hWnd; dummy: DWORD): BOOL; stdcall; |
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115 | var |
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116 | Title: array[0..255] of Char; |
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19 | daniel-mar | 117 | WinFileName: array[0..MAX_PATH] of Char; |
16 | daniel-mar | 118 | var |
19 | daniel-mar | 119 | PID: DWORD; |
120 | hProcess: THandle; |
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121 | Len: Integer; |
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16 | daniel-mar | 122 | begin |
123 | Result := True; |
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19 | daniel-mar | 124 | ZeroMemory(@WinFileName, sizeof(WinFileName)); |
125 | GetWindowThreadProcessId(Handle, @PID); |
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16 | daniel-mar | 126 | hProcess := OpenProcess(PROCESS_ALL_ACCESS, False, PID); |
19 | daniel-mar | 127 | Len := GetModuleFileNameEx(hProcess, 0, WinFileName, sizeof(WinFileName)-1); |
16 | daniel-mar | 128 | if Len > 0 then |
129 | begin |
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130 | // GetModuleFileNameEx is available on newer operating systems; |
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131 | // it ensures that we find the correct window by checking its EXE filename. |
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132 | if SameText(WinFileName, ExtractFilePath(ParamStr(0)) + DOSBOX_EXE) then |
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133 | begin |
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134 | Result := False; // stop enumeration |
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135 | ChangeTitleAndIcon(Handle); |
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136 | end; |
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137 | end |
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19 | daniel-mar | 138 | else if Len < 0 then |
16 | daniel-mar | 139 | begin |
140 | // At Win9x, there is no psapi.dll, so we try it the old fashioned way, |
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141 | // finding the window by parts of its title |
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142 | ZeroMemory(@Title, sizeof(Title)); |
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143 | GetWindowText(Handle, Title, sizeof(Title)-1); |
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144 | if IsWindowVisible(Handle) then |
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145 | begin |
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146 | if (title = 'DOSBox') or ((Pos('DOSBox ', title) > 0) and |
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147 | (Pos('Cpu speed', title) > 0)) then |
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148 | begin |
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149 | Result := False; // stop enumeration |
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150 | ChangeTitleAndIcon(Handle); |
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151 | end; |
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152 | end; |
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153 | end; |
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154 | end; |
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155 | |||
9 | daniel-mar | 156 | function ShellExecuteWait(hWnd: HWND; Operation, FileName, Parameters, |
20 | daniel-mar | 157 | Directory: PChar; ShowCmd: Integer): DWord; |
9 | daniel-mar | 158 | var |
159 | Info: TShellExecuteInfo; |
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160 | pInfo: PShellExecuteInfo; |
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161 | begin |
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162 | pInfo := @Info; |
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163 | with Info do |
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164 | begin |
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16 | daniel-mar | 165 | cbSize := SizeOf(Info); |
166 | fMask := SEE_MASK_NOCLOSEPROCESS; |
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167 | wnd := hWnd; |
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168 | lpVerb := Operation; |
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19 | daniel-mar | 169 | lpFile := FileName; |
9 | daniel-mar | 170 | lpParameters := PChar(Parameters + #0); |
16 | daniel-mar | 171 | lpDirectory := PChar(Directory); |
172 | nShow := ShowCmd; |
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173 | hInstApp := 0; |
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9 | daniel-mar | 174 | end; |
175 | ShellExecuteEx(pInfo); |
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176 | |||
177 | repeat |
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19 | daniel-mar | 178 | result := WaitForSingleObject(Info.hProcess, 10); |
16 | daniel-mar | 179 | EnumWindows(@EnumWindowsProc, 0); |
19 | daniel-mar | 180 | until (result <> WAIT_TIMEOUT); |
9 | daniel-mar | 181 | end; |
182 | |||
27 | daniel-mar | 183 | function CanRunDosBox: boolean; |
184 | var |
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185 | windir: array[0..MAX_PATH] of char; |
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186 | osVerInfo: TOSVersionInfo; |
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187 | begin |
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188 | osVerInfo.dwOSVersionInfoSize := SizeOf(TOSVersionInfo); |
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189 | if GetVersionEx(osVerInfo) then |
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190 | begin |
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191 | // DOSBox does not work with Windows 95 |
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192 | // It works on Windows 98 (but the VC++ Runtime must be installed) |
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193 | if osVerInfo.dwPlatformId = VER_PLATFORM_WIN32_WINDOWS then |
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194 | begin |
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195 | result := (osVerInfo.dwMajorVersion > 4) or |
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196 | ((osVerInfo.dwMajorVersion = 4) and (osVerInfo.dwMinorVersion >= 10{Win98})); |
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197 | end |
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198 | else if osVerInfo.dwPlatformId = VER_PLATFORM_WIN32_NT then |
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199 | begin |
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200 | result := true; |
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201 | end |
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202 | else |
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203 | begin |
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204 | // This should not happen |
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205 | result := false; |
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206 | end; |
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207 | end |
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208 | else |
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209 | begin |
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210 | if GetWindowsDirectory(windir, sizeof(windir)) > 0 then |
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211 | begin |
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212 | // In case GetVersionEx fails, we are trying to see if command.com exists |
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213 | result := FileExists(windir + '\command.com'); |
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214 | end |
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215 | else |
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216 | begin |
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217 | // This should never happen |
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218 | result := false; |
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219 | end; |
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220 | end; |
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221 | end; |
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222 | |||
16 | daniel-mar | 223 | function Main: Integer; |
9 | daniel-mar | 224 | var |
225 | sFile: string; |
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226 | begin |
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27 | daniel-mar | 227 | if CanRunDosBox then |
228 | begin |
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229 | ShellExecuteWait(0, 'open', DOSBOX_EXE, '-noconsole -conf DOSBox.conf', |
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230 | PChar(ExtractFilePath(ParamStr(0))), SW_NORMAL); |
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9 | daniel-mar | 231 | |
27 | daniel-mar | 232 | sFile := IncludeTrailingBackslash(ExtractFilePath(ParamStr(0))) + 'stdout.txt'; |
233 | if FileExists(sFile) then DeleteFile(PChar(sFile)); |
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9 | daniel-mar | 234 | |
27 | daniel-mar | 235 | sFile := IncludeTrailingBackslash(ExtractFilePath(ParamStr(0))) + 'stderr.txt'; |
236 | if FileExists(sFile) then DeleteFile(PChar(sFile)); |
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237 | end |
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238 | else |
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239 | begin |
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240 | // SEE_MASK_CLASSNAME cannot be used with pure MZ files (it does only work for NE/PE files!) |
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241 | // So we need to do the dirty rename-hack... |
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242 | RenameFile('AyDos.mnu', 'AyDos.com'); |
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243 | try |
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244 | ShellExecuteWait(0, 'open', 'AyDos.com', '', PChar(ExtractFilePath(ParamStr(0))), SW_NORMAL); |
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245 | finally |
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246 | RenameFile('AyDos.com', 'AyDos.mnu'); |
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247 | end; |
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248 | end; |
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16 | daniel-mar | 249 | |
250 | result := 0; |
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251 | end; |
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252 | |||
253 | begin |
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19 | daniel-mar | 254 | hPsApiDll := LoadLibrary('psapi.dll'); |
255 | try |
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256 | hIcon := LoadIcon(hInstance, 'MainIcon'); |
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257 | ExitCode := Main; |
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258 | finally |
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259 | FreeLibrary(hPsApiDll); |
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24 | daniel-mar | 260 | hPsApiDll := 0; |
19 | daniel-mar | 261 | end; |
9 | daniel-mar | 262 | end. |