/// <summary>
/// Try to load the registry of an instance
/// </summary>
/// <param name="ksp">Game instance</param>
/// <param name="render">Function that shows a loading message</param>
/// <returns>
/// True if successfully loaded, false if it's locked or the registry was corrupted, etc.
/// </returns>
public static bool TryGetInstance(KSP ksp, Action render)
{
bool retry;
do
{
try {
retry = false;
// Show loading message
render();
// Try to get the lock; this will throw if another instance is in there
RegistryManager.Instance(ksp);
} catch (RegistryInUseKraken k) {
ConsoleMessageDialog md = new ConsoleMessageDialog(
$"Lock file with live process ID found at {k.lockfilePath}\n\n"
+ "This means that another instance of CKAN probably is accessing this instance."
+ " You can delete the file to continue, but data corruption is very likely.\n\n"
+ "Do you want to delete this lock file to force access?",
new List <string>()
{
"Cancel", "Force"
}
);
if (md.Run() == 1)
{
// Delete it
File.Delete(k.lockfilePath);
retry = true;
}
else
{
// User cancelled, return failure
return(false);
}
} catch (NotKSPDirKraken k) {
ConsoleMessageDialog errd = new ConsoleMessageDialog(
$"Error loading {ksp.GameDir()}:\n{k.Message}",
new List <string>()
{
"OK"
}
);
errd.Run();
return(false);
} catch (Exception e) {
ConsoleMessageDialog errd = new ConsoleMessageDialog(
$"Error loading {Path.Combine(ksp.CkanDir(), "registry.json")}:\n{e.Message}",
new List <string>()
{
"OK"
}
);
errd.Run();
return(false);
}
} while (retry);
// If we got the lock, then return success
return(true);
}
// IUser stuff for managing the progress bar and message box
/// <summary>
/// Ask the user a yes/no question and capture the answer.
/// </summary>
/// <param name="question">Message to display to the user</param>
/// <returns>
/// True if the user selected Yes, and false if the user selected No.
/// </returns>
public override bool RaiseYesNoDialog(string question)
{
// Show the popup at the top of the screen
// to overwrite the progress bar instead of the messages
ConsoleMessageDialog d = new ConsoleMessageDialog(
// The installer's questions include embedded newlines for spacing in CmdLine
question.Trim(),
new List <string>()
{
"Yes", "No"
},
null,
TextAlign.Center,
-Console.WindowHeight / 2
);
d.AddBinding(Keys.Y, (object sender, ConsoleTheme theme) => {
d.PressButton(0);
return(false);
});
d.AddBinding(Keys.N, (object sender, ConsoleTheme theme) => {
d.PressButton(1);
return(false);
});
// Scroll messages
d.AddTip("Cursor keys", "Scroll messages");
messages.AddScrollBindings(d, true);
bool val = d.Run(yesNoTheme) == 0;
DrawBackground(yesNoTheme);
Draw(yesNoTheme);
return(val);
}
private bool ViewMetadata()
{
ConsoleMessageDialog md = new ConsoleMessageDialog(
$"\"{mod.identifier}\": {registry.GetAvailableMetadata(mod.identifier)}",
new List<string> {"OK"},
() => $"{mod.name} Metadata",
TextAlign.Left
);
md.Run();
DrawBackground();
return true;
}
private bool UpdateRegistry()
{
ConsoleMessageDialog d = new ConsoleMessageDialog(
"Updating registry...",
new List <string>()
);
d.Run(() => {
HashSet <string> availBefore = new HashSet <string>(
Array.ConvertAll <CkanModule, string>(
registry.Available(
manager.CurrentInstance.VersionCriteria()
).ToArray(),
(l => l.identifier)
)
);
recent.Clear();
try {
Repo.UpdateAllRepositories(
RegistryManager.Instance(manager.CurrentInstance),
manager.CurrentInstance,
manager.Cache,
this
);
} catch (Exception ex) {
// There can be errors while you re-install mods with changed metadata
RaiseError(ex.Message + ex.StackTrace);
}
// Update recent with mods that were updated in this pass
foreach (CkanModule mod in registry.Available(
manager.CurrentInstance.VersionCriteria()
))
{
if (!availBefore.Contains(mod.identifier))
{
recent.Add(mod.identifier);
}
}
});
if (recent.Count > 0 && RaiseYesNoDialog(newModPrompt(recent.Count)))
{
searchBox.Clear();
moduleList.FilterString = searchBox.Value = "~n";
}
RefreshList();
return(true);
}
/// <summary>
/// Launch a URL in the system browser.
/// </summary>
/// <param name="theme">The visual theme to use to draw the dialog</param>
/// <param name="u">URL to launch</param>
/// <returns>
/// True.
/// </returns>
public static bool LaunchURL(ConsoleTheme theme, Uri u)
{
// I'm getting error output on Linux, because this runs xdg-open which
// calls chromium-browser which prints a bunch of stuff about plugins that
// no one cares about. Which corrupts the screen.
// But redirecting stdout requires UseShellExecute=false, which doesn't
// support launching URLs! .NET's API design has painted us into a corner.
// So instead we display a popup dialog for the garbage to print all over,
// then wait 1.5 seconds and refresh the screen when it closes.
ConsoleMessageDialog d = new ConsoleMessageDialog("Launching...", new List <string>());
d.Run(theme, (ConsoleTheme th) => {
Utilities.ProcessStartURL(u.ToString());
System.Threading.Thread.Sleep(1500);
});
return(true);
}
private bool CaptureKey(ConsoleTheme theme)
{
ConsoleKeyInfo k = default(ConsoleKeyInfo);
ConsoleMessageDialog keyprompt = new ConsoleMessageDialog("Press a key", new List <string>());
keyprompt.Run(theme, (ConsoleTheme th) => {
k = Console.ReadKey(true);
});
ConsoleMessageDialog output = new ConsoleMessageDialog(
$"Key: {k.Key,18}\nKeyChar: 0x{(int)k.KeyChar:x2}\nModifiers: {k.Modifiers,12}",
new List <string> {
"OK"
}
);
output.Run(theme);
return(true);
}
/// <summary>
/// Initialize the screen.
/// </summary>
/// <param name="mgr">KSP manager object for getting hte Instances</param>
/// <param name="first">If true, this is the first screen after the splash, so Ctrl+Q exits, else Esc exits</param>
public KSPListScreen(KSPManager mgr, bool first = false)
{
manager = mgr;
AddObject(new ConsoleLabel(
1, 2, -1,
() => "Select a game instance:"
));
kspList = new ConsoleListBox <KSP>(
1, 4, -1, -2,
manager.Instances.Values,
new List <ConsoleListBoxColumn <KSP> >()
{
new ConsoleListBoxColumn <KSP>()
{
Header = "Default",
Width = 7,
Renderer = StatusSymbol
}, new ConsoleListBoxColumn <KSP>()
{
Header = "Name",
Width = 20,
Renderer = k => k.Name
}, new ConsoleListBoxColumn <KSP>()
{
Header = "Version",
Width = 12,
Renderer = k => k.Version()?.ToString() ?? noVersion,
Comparer = (a, b) => a.Version()?.CompareTo(b.Version() ?? KspVersion.Any) ?? 1
}, new ConsoleListBoxColumn <KSP>()
{
Header = "Path",
Width = 70,
Renderer = k => k.GameDir()
}
},
1, 0, ListSortDirection.Descending
);
if (first)
{
AddTip("Ctrl+Q", "Quit");
AddBinding(Keys.AltX, (object sender) => false);
AddBinding(Keys.CtrlQ, (object sender) => false);
}
else
{
AddTip("Esc", "Quit");
AddBinding(Keys.Escape, (object sender) => false);
}
AddTip("Enter", "Select");
AddBinding(Keys.Enter, (object sender) => {
ConsoleMessageDialog d = new ConsoleMessageDialog(
$"Loading instance {kspList.Selection.Name}...",
new List <string>()
);
if (TryGetInstance(kspList.Selection, () => { d.Run(() => {}); }))
{
try {
manager.SetCurrentInstance(kspList.Selection.Name);
} catch (Exception ex) {
// This can throw if the previous current instance had an error,
// since it gets destructed when it's replaced.
RaiseError(ex.Message);
}
return(false);
}
else
{
return(true);
}
});
kspList.AddTip("A", "Add");
kspList.AddBinding(Keys.A, (object sender) => {
LaunchSubScreen(new KSPAddScreen(manager));
kspList.SetData(manager.Instances.Values);
return(true);
});
kspList.AddTip("R", "Remove");
kspList.AddBinding(Keys.R, (object sender) => {
manager.RemoveInstance(kspList.Selection.Name);
kspList.SetData(manager.Instances.Values);
return(true);
});
kspList.AddTip("E", "Edit");
kspList.AddBinding(Keys.E, (object sender) => {
ConsoleMessageDialog d = new ConsoleMessageDialog(
$"Loading instance {kspList.Selection.Name}...",
new List <string>()
);
TryGetInstance(kspList.Selection, () => { d.Run(() => {}); });
// Still launch the screen even if the load fails,
// because you need to be able to fix the name/path.
LaunchSubScreen(new KSPEditScreen(manager, kspList.Selection));
return(true);
});
kspList.AddTip("D", "Default");
kspList.AddBinding(Keys.D, (object sender) => {
string name = kspList.Selection.Name;
if (name == manager.AutoStartInstance)
{
manager.ClearAutoStart();
}
else
{
try {
manager.SetAutoStart(name);
} catch (NotKSPDirKraken k) {
ConsoleMessageDialog errd = new ConsoleMessageDialog(
$"Error loading {k.path}:\n{k.Message}",
new List <string>()
{
"OK"
}
);
errd.Run();
}
}
return(true);
});
AddObject(kspList);
mainMenu = kspList.SortMenu();
}
