🟣 General changes

• Showed version info of ImageGlass and Magick.NET with the error message when the image is invalid.
• Added support for assigning multiple hotkeys for Menu in igconfig.json (#1400).
• Upgraded Magick.NET to version 12.2.2.
• Improved high DPI scaling for:
  • Viewer component:
    • Scale navigation buttons.
    • Scale in-app message.
    • Scale checkerboard tile.
  • Toolbar component: Scale ellipsis button.
  • Thumbnail bar.
  • Menu component.

🟣 Theme component

• Added support for dark/light title bar in Windows 10, and Mica title bar for Windows 11, according to the IsDarkMode property in theme pack config file igtheme.json (#595, #630).
• Added support for using system accent color.
• Added more theme-aware ability to more controls: Combobox, Numeric box, Check box, Label, Link label, Button, Toolbar, Thumbnail bar, Menu, ...
• Added support for Windows 11 UI (requires Windows 11 22H2) via setting WindowBackdrop:
  • Transparent backdrop style Acrylic, Mica, MicaAlt for the main and slideshow window (#548, #591, #937).
  • Tool window and other dialog windows show MicaAlt by default.
  • Supports alpha value for the background color of the BackgroundColor, SlideshowBackgroundColor, and theme pack (Toolbar, Thumbnail bar).
• Improved menu component:
  • Correctly shows the checkable type of menus: Check box for multiple choices, Radio button for single choice
  • Updates arrow icon.
• Reorganized sections in igtheme.json
  • Added Colors section to contain all theme colors.
  • Settings section is for all other settings.
• Added support for using system accent color in Colors section, by the syntax: accent[:alpha = 255]
  • accent is required.
  • alpha is optional, allows you to change the alpha value of the system accent color.
  • Example: accent:180
• Shows a circle as the default toolbar icon (instead of showing blank) if the icon in igtheme.json is missing or invalid.
• Added support for auto-updating theme colors when system accent color is changed.
• Added support for auto-changing SVG icon color for dark/light mode.

🟣 Viewer component

• Added fading transition when switching images, configurable by the setting EnableImageTransition.
• Added support for smooth panning by default without Image Focus mode.
• Uses accent color for heading text message, navigation buttons, selection.
• Added support for customizing the interpolation mode corresponding to the image's zoom factor: ImageInterpolationScaleDown and ImageInterpolationScaleUp (#1088, #1092). Interpolation values:
  • NearestNeighbor
  • Linear
  • Cubic
  • SampleLinear
  • Antisotropic
  • HighQualityBicubic

🟣 Thumbnail bar component

• Improved the speed of generating thumbnails by using cache from Windows File Explorer.
• Added setting ThumbnailCacheSizeInMb to change the maximum size of thumbnail cache on hard disk. The default setting is 300 MB.
• Aligned the thumbnails center horizontally by default (#1049).
• Added support for auto-scaling the thumbnail size when DPI is changed.
• Added support for auto-adjusting the thumbnail size when scroll bar is visible.
• Fixed: thumbnail is not scaled properly when enabling showing filename.
• Fixed: thumbnail bar size is not correct when the window size is smaller than the minimum size of the thumbnail bar.
• Fixed: image height information in tooltip is not correct.

🟣 Image Booster component

• Added support for GIFV image format.
• Added setting ShowImagePreview to display the image preview while the image file is being loaded, using embedded image, and sync the interpolation mode (#682).
• Added settings: EmbeddedThumbnailMinWidth and EmbeddedThumbnailMinHeight to set minimum size of the embedded thumbnail to use for displaying (#1290, #1293).
• Added setting ImageBoosterCacheMaxDimension to ignore caching large image dimension (#495).
• Added setting ImageBoosterCacheMaxFileSizeInMb to ignore caching large file size (#495).
• Added support for opening image bigger than 16384px by scaling down it to 16384px (#272).
• Fixed an issue that ImageGlass cannot load some TIF files due to invalid tags: 34022 (ColorTable), 34025 (ImageColorValue), 34026 (BackgroundColorValue) (#1181, #1454).

🟣 Settings component:

• Added settings EnableCopyMultipleFiles and EnableCutMultipleFiles to enable/disable copy/cut multiple files (#917).
• Added Tools section dedicated for managing tool settings.

🟣 Features

• Removed Image Focus mode, all of features of Image Focus mode are interated into the Viewer component.
• In the menu Image > Panning:
  • Added menus: Pan image left/right/up/down.
  • Added support for smooth panning when using menu and hotkey.
  • Added menus: Pan to left/right/top/bottom side (#974).
• Added support for smooth zooming when using menu (and hotkey).
• Added File > Unload image (U): to unload the viewing image and release memory resource.
• Menu Help > Set / Unset default viewer:
  • Reverted back to use ImageGlass as key name in registry.
  • igcmd.exe: Added new arguments to optionally show result dialog.
    • --ui: show all result dialogs.
    • --hide-admin-error-ui: hide the error dialog when admin is required to execute the command.
• Full screen mode: Fixed an issue that window icon is missing when exiting Full screen mode.

🟢 New Slideshow mode:

• Moves slideshow to a separate process with only clean viewer (#1336).
• Supports open multiple slideshows.
• Supports run ImageGlass in slideshow mode (#740, #885).
• Prevent OS from entering sleep mode (#718).
• Supports sub-second slideshow interval (#1155).
• Uses the correct : symbol for countdown text (#1226).
• Auto-hides cursor after 3 seconds.
• Adds slideshow functions:
  • Play/pause.
  • Toggle full screen / windowed mode (#1394).
  • Toggle countdown.
  • Toggle checkerboard background.
  • Change slideshow background color.
  • Navigate next/previous or first/last image.
  • Change zoom modes and view actual size.
  • Change image loading order.
  • Show "Open with..." dialog for the viewing image in slideshow.
  • Open the viewing image location.
  • Copy the viewing image path.
  • Exit slideshow.

🟢 New Crop tool:

• New crop UI, follows system accent color, and shows size of the selection (#1230).
• Adds support for holding Shift to select a square (#903).
• Adds support for aspect ratio (#755, #1057, #1145).
• Actions:
  • Reset selection
  • Save (Ctrl+S)
  • Save as (Ctrl+Shift+S)
  • Crop image
  • Copy the selection to clipboard (Ctrl+C)
• Crop settings:
  • Load, save selected aspect ratio settings.
  • Close crop tool after crop is completed (#755-3).
  • Set default selection (#755-1, #1311, #1410)
    • Use the last selection
    • 0% -> 100% (select all)
    • User-defined area
  • Option to center the selection.