Shortcuts in ProtonUp-Qt

[DavidoTek]

ProtonUp-Qt has quite a few shortcuts, hidden in multiple PRs, e.g. #357.

We should list them here to be added to the Wiki: https://github.com/DavidoTek/ProtonUp-Qt/wiki/Shortcuts-in-ProtonUp%E2%80%90Qt

[DavidoTek]

Main Window

Common Shortcut	Qt	Description
Ctrl + Q	QKeySequence.Quit	Close ProtonUp-Qt
Ctrl + Comma	-	Show the about/settings dialog
F1	QKeySequence.HelpContents	Show the about/settings dialog
Ctrl + Shift + N	-	Open the dialog to manage custom install locations
Ctrl + N	QKeySequence.New	Add a new compatibility tool
Del	QKeySequence.Delete	Remove the selected compatibility tool
Ctrl + Backspace	-	Remove the selected compatibility tool
Alt + Return	-	Show the compatibility tool info dialog
Ctrl + G	-	Show the game list dialog
Ctrl + Shift + B	-	Add a new Boxtron compatibility tool (Steam, Heroic)
Ctrl + Shift + L	-	Add a new Luxtorpeda compatibility tool (Steam)
Ctrl + Shift + T	-	Add a new Proton Tkg compatibility tool (Steam, Heroic)
Ctrl + Shift + S	-	Add a new SteamTinkerLaunch compatibility tool (Steam, Heroic)
Ctrl + Shift + D	-	Add a new DXVK compatibility tool (Lutris, Heroic)
Ctrl + Shift + L	-	Add a new Lutris-Wine compatibility tool (Lutris, Heroic)
Ctrl + Shift + W	-	Add a new Wine Tkg (Valve Wine) compatibility tool (Lutris, Heroic)

Compatibility Tool Info Dialog

Common Shortcut	Qt	Description
Ctrl + F	QKeySequence.Find	Show and focus the search box

Gamelist Dialog

Common Shortcut	Qt	Description
Ctrl + F	QKeySequence.Find	Show and focus the search box

Shortcut Editor

Common Shortcut	Qt	Description
Ctrl + S	QKeySequence.Save	Save (same as clicking the Save button)
Ctrl + F	QKeySequence.Find	Open and focus the search box

[DavidoTek]

Suggestion: Add a shortcut Ctrl+Shift+G for "mark as global" in the Main Window.
Add once #336 is merged or include it in the PR. See #336 (comment) for details.