Shortcuts

Document
ActionKeyboard Shortcut
Toggle between image swap and image copy while dragging an image from one frame to an otherPress Option while dragging
Toggle between image swap and image move while dragging an image from one frame to an otherPress Command while dragging
Toggle on the fly between "Frame Locked" and "Frames Unlocked" mode while performing some actionPress Option
Rotate object in 45 degree segments onlyPress Shift while rotating
Toggle "Snap to Grid" on the fly on and offPress Shift while dragging
Size image without preserving the width-to-height-ratioPress Shift while sizing
End the cropping of an imagePress Enter, Return or Escape
Menu
ActionKeyboard Shortcut
Remove an image and its frame while the frame is lockedPress Command-Option-Delete
Reset image and its framePress Option while choosing Reset Image(s) from the Images menu.
Export Dialog
ActionKeyboard Shortcut
Send to iPhotoPress Enter or Return
Save to DiskPress Command-S
Send as MailPress Command-Shift-D