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Add support for alternate screen buffers

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Closes #250
This commit is contained in:
Patrik Svensson
2021-11-30 13:15:17 +01:00
committed by Phil Scott
parent 2e5d18fa78
commit fd4b96944e
17 changed files with 245 additions and 11 deletions
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15
examples/Console/AlternateScreen/AlternateScreen.csproj Normal file
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@ -0,0 +1,15 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net6.0</TargetFramework>
<ExampleTitle>Screens</ExampleTitle>
<ExampleDescription>Demonstrates how to use alternate screens.</ExampleDescription>
<ExampleGroup>Widgets</ExampleGroup>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\..\Shared\Shared.csproj" />
</ItemGroup>
</Project>

26
examples/Console/AlternateScreen/Program.cs Normal file
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@ -0,0 +1,26 @@
// Check if we can use alternate screen buffers
using Spectre.Console;
if (!AnsiConsole.Profile.Capabilities.AlternateBuffer)
{
AnsiConsole.MarkupLine(
"[red]Alternate screen buffers are not supported " +
"by your terminal[/] [yellow]:([/]");
return;
}
// Write to the terminal
AnsiConsole.Write(new Rule("[yellow]Normal universe[/]"));
AnsiConsole.Write(new Panel("Hello World!"));
AnsiConsole.MarkupLine("[grey]Press a key to continue[/]");
AnsiConsole.Console.Input.ReadKey(true);
AnsiConsole.AlternateScreen(() =>
{
// Now we're in another terminal screen buffer
AnsiConsole.Write(new Rule("[red]Mirror universe[/]"));
AnsiConsole.Write(new Panel("[red]Welcome to the upside down![/]"));
AnsiConsole.MarkupLine("[grey]Press a key to return[/]");
AnsiConsole.Console.Input.ReadKey(true);
});

16
examples/Examples.sln
View File

@ -65,7 +65,9 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Trees", "Console\Trees\Tree
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "LiveTable", "Console\LiveTable\LiveTable.csproj", "{E5FAAFB4-1D0F-4E29-A94F-A647D64AE64E}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Minimal", "Console\Minimal\Minimal.csproj", "{1780A30A-397A-4CC3-B2A0-A385D9081FA2}"
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Minimal", "Console\Minimal\Minimal.csproj", "{1780A30A-397A-4CC3-B2A0-A385D9081FA2}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AlternateScreen", "Console\AlternateScreen\AlternateScreen.csproj", "{8A3B636E-5828-438B-A8F4-83811D2704CD}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
@ -437,6 +439,18 @@ Global
{1780A30A-397A-4CC3-B2A0-A385D9081FA2}.Release|x64.Build.0 = Release|Any CPU
{1780A30A-397A-4CC3-B2A0-A385D9081FA2}.Release|x86.ActiveCfg = Release|Any CPU
{1780A30A-397A-4CC3-B2A0-A385D9081FA2}.Release|x86.Build.0 = Release|Any CPU
{8A3B636E-5828-438B-A8F4-83811D2704CD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{8A3B636E-5828-438B-A8F4-83811D2704CD}.Debug|Any CPU.Build.0 = Debug|Any CPU
{8A3B636E-5828-438B-A8F4-83811D2704CD}.Debug|x64.ActiveCfg = Debug|Any CPU
{8A3B636E-5828-438B-A8F4-83811D2704CD}.Debug|x64.Build.0 = Debug|Any CPU
{8A3B636E-5828-438B-A8F4-83811D2704CD}.Debug|x86.ActiveCfg = Debug|Any CPU
{8A3B636E-5828-438B-A8F4-83811D2704CD}.Debug|x86.Build.0 = Debug|Any CPU
{8A3B636E-5828-438B-A8F4-83811D2704CD}.Release|Any CPU.ActiveCfg = Release|Any CPU
{8A3B636E-5828-438B-A8F4-83811D2704CD}.Release|Any CPU.Build.0 = Release|Any CPU
{8A3B636E-5828-438B-A8F4-83811D2704CD}.Release|x64.ActiveCfg = Release|Any CPU
{8A3B636E-5828-438B-A8F4-83811D2704CD}.Release|x64.Build.0 = Release|Any CPU
{8A3B636E-5828-438B-A8F4-83811D2704CD}.Release|x86.ActiveCfg = Release|Any CPU
{8A3B636E-5828-438B-A8F4-83811D2704CD}.Release|x86.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE