relikd/QLAppBundle
1
0
Fork 0
Code Pull Requests Releases Activity

feat: thumbnail icon

Browse Source
This commit is contained in:
relikd
2025-10-29 21:37:33 +01:00
parent 792c00e625
commit df438c8581
6 changed files with 244 additions and 167 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
QLThumbnail/Info.plist Normal file
View File

@@ -0,0 +1,24 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>NSExtension</key>
<dict>
<key>NSExtensionAttributes</key>
<dict>
<key>QLSupportedContentTypes</key>
<array>
<string>com.apple.itunes.ipa</string>
<string>com.apple.application-and-system-extension</string>
<string>com.apple.xcode.archive</string>
</array>
<key>QLThumbnailMinimumDimension</key>
<integer>16</integer>
</dict>
<key>NSExtensionPointIdentifier</key>
<string>com.apple.quicklook.thumbnail</string>
<key>NSExtensionPrincipalClass</key>
<string>$(PRODUCT_MODULE_NAME).ThumbnailProvider</string>
</dict>
</dict>
</plist>

10
QLThumbnail/QLThumbnail.entitlements Normal file
View File

@@ -0,0 +1,10 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>com.apple.security.app-sandbox</key>
<true/>
<key>com.apple.security.files.user-selected.read-only</key>
<true/>
</dict>
</plist>

43
QLThumbnail/ThumbnailProvider.swift Normal file
View File

@@ -0,0 +1,43 @@
import QuickLookThumbnailing
import os // OSLog
// show Console logs with subsystem:de.relikd.QLApps
private let log = OSLog(subsystem: Bundle.main.bundleIdentifier!, category: "thumbnail-plugin")
extension QLThumbnailReply {
/// call private method `setIconFlavor:`
/// see https://medium.com/swlh/calling-ios-and-macos-hidden-api-in-style-1a924f244ad1
fileprivate func setFlavor(_ flavor: Int) {
typealias setIconFlavorMethod = @convention(c) (NSObject, Selector, NSInteger) -> Bool
let selector = NSSelectorFromString("setIconFlavor:")
let imp = self.method(for: selector)
let method = unsafeBitCast(imp, to: setIconFlavorMethod.self)
_ = method(self, selector, flavor)
}
}
class ThumbnailProvider: QLThumbnailProvider {
// TODO: sadly, this does not seem to work for .xarchive and .appex
// Probably overwritten by Apple somehow
override func provideThumbnail(for request: QLFileThumbnailRequest, _ handler: @escaping (QLThumbnailReply?, Error?) -> Void) {
let meta = QuickLookInfo(request.fileURL)
let icon = AppIcon(meta)
let plistApp = meta.readPlistApp()
let img = icon.extractImage(from: plistApp).withRoundCorners()
// First way: Draw the thumbnail into the current context, set up with UIKit's coordinate system.
let reply = QLThumbnailReply(contextSize: request.maximumSize, currentContextDrawing: { () -> Bool in
img.draw(in: CGRect(origin: .zero, size: request.maximumSize))
return true
})
// defer in case `setFlavor` fails
defer {
handler(reply, nil)
}
// 0: Plain transparent, 1: Shadow, 2: Book, 3: Movie, 4: Address, 5: Image,
// 6: Gloss, 7: Slide, 8: Square, 9: Border, 11: Calendar, 12: Pattern
reply.setFlavor(meta.type == .Archive ? 12 : 0) // .archive looks like "in development"
}
}