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Do not change background color of console output

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Console program should not override background color to predefined color
because users can use terminal color scheme black on white for example.
Function WriteColorText() is rewrited to display text in specified
foreground color without change background color to fix #211.
This commit is contained in:
Andrey Cherepanov 2021-08-07 16:17:17 +03:00
parent 03f4fcba73
commit e8de47d506
1 changed files with 7 additions and 10 deletions
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17
pabcnetc/ConsoleCompiler.cs
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@ -220,10 +220,10 @@ namespace PascalABCCompiler
for (int i = 0; i < GlobalErrorsList.Count; i++) for (int i = 0; i < GlobalErrorsList.Count; i++)
{ {
if (GlobalErrorsList[i] is ProgramModuleExpected || GlobalErrorsList[i] is ParserBadFileExtension) if (GlobalErrorsList[i] is ProgramModuleExpected || GlobalErrorsList[i] is ParserBadFileExtension)
WriteColorText("[" + i + "]", ConsoleColor.DarkGreen, ConsoleColor.White); WriteColorText("[" + i + "]", ConsoleColor.Green);
else else
if (GlobalErrorsList[i] is SemanticError) if (GlobalErrorsList[i] is SemanticError)
WriteColorText("[" + i + "]", ConsoleColor.DarkRed, ConsoleColor.White); WriteColorText("[" + i + "]", ConsoleColor.Red);
else else
WriteErrorText("[" + i + "]"); WriteErrorText("[" + i + "]");
Console.ForegroundColor = ConsoleColor.Gray; Console.ForegroundColor = ConsoleColor.Gray;
@ -356,17 +356,15 @@ namespace PascalABCCompiler
} }
} }
} }
public static void WriteColorText(string Text, ConsoleColor BKColor, ConsoleColor FGColor) public static void WriteColorText(string Text, ConsoleColor FGColor)
{ {
ConsoleColor FGC = Console.ForegroundColor, BKC = Console.BackgroundColor;
Console.ForegroundColor = FGColor; Console.ForegroundColor = FGColor;
Console.BackgroundColor = BKColor;
Console.Write(Text); Console.Write(Text);
Console.ForegroundColor = FGC; Console.BackgroundColor = BKC; Console.ResetColor();
} }
public static void WriteErrorText(string Text) public static void WriteErrorText(string Text)
{ {
WriteColorText(Text, ConsoleColor.Red, ConsoleColor.White); WriteColorText(Text, ConsoleColor.Red);
} }
public static void Reset() public static void Reset()
{ {
@ -376,10 +374,10 @@ namespace PascalABCCompiler
DateTime ldt = DateTime.Now; DateTime ldt = DateTime.Now;
Compiler = new PascalABCCompiler.Compiler(null,ChangeCompilerState); Compiler = new PascalABCCompiler.Compiler(null,ChangeCompilerState);
//GC.Collect(); //GC.Collect();
WriteColorText(Compiler.Banner + "\nCopyright (c) 2005-2021 by Ivan Bondarev, Stanislav Mikhalkovich\n", ConsoleColor.Black, ConsoleColor.Green); WriteColorText(Compiler.Banner + "\nCopyright (c) 2005-2021 by Ivan Bondarev, Stanislav Mikhalkovich\n", ConsoleColor.Green);
Console.WriteLine("OK {0}ms", (DateTime.Now - ldt).TotalMilliseconds); Console.WriteLine("OK {0}ms", (DateTime.Now - ldt).TotalMilliseconds);
if (Compiler.SupportedSourceFiles.Length == 0) if (Compiler.SupportedSourceFiles.Length == 0)
WriteColorText(StringResourcesGet("ERROR_PARSERS_NOT_FOUND")+Environment.NewLine,ConsoleColor.Black,ConsoleColor.Red); WriteColorText(StringResourcesGet("ERROR_PARSERS_NOT_FOUND")+Environment.NewLine, ConsoleColor.Red);
Compiler.InternalDebug.SkipPCUErrors = false; Compiler.InternalDebug.SkipPCUErrors = false;
} }
public static void ShowConnectedParsers() public static void ShowConnectedParsers()
@ -505,7 +503,6 @@ namespace PascalABCCompiler
if (!ExecuteCommand(Console.ReadLine())) if (!ExecuteCommand(Console.ReadLine()))
{ {
Console.ForegroundColor = ConsoleColor.Gray; Console.ForegroundColor = ConsoleColor.Gray;
Console.BackgroundColor = ConsoleColor.Black;
return 0; return 0;
} }
} }