Hyper Drag by hyperT

When you drag a text and image and drop it this add-on search it on Search Engines.
When you drop an image in the direction that set by Google image search, this add-on search it on Google image search.

Changelog
1.2.0
- Added link options [copy] to copy link url.
- The notice is displayed after copying.
1.2.1
- Changed the action of plain text (URL).

1.3.0
- Plain text(URL) judgment changed.
- Compatibility with Firefox 58.
1.3.1
- Bug fix.
1.3.2
- Bug fix(Settings page).
1.3.3
- Add tab focus settings.
1.3.4
- Plain text(URL) judgment changed.
- While hold down the Ctrl key and drop plain text, it searches the URL as text.

1.4.0
- Changed how to choose search engine.
It uses the search engines used in the address bar and search bar.
1.4.1
- Added an action to open the link when dragging the image.
1.4.2
- Plain text(URL) judgment changed.
1.4.3
- Added a quick save action for images. The file name and save location follow the browser settings.

1.5.0
- Added "tab position" and "tab focus" settings for all actions.
1.5.1
- Changed to not work when dropped on tab bar.
1.5.2
- Changed URL used for Google image search.
1.5.3
- If dropped outside the window, it will cancel all actions.
1.5.4
- Added an option to focus on the previously opened tab when a tab is closed.
1.5.5
- Added an option to copy the text of the link.
1.5.6
- Added setting to search as a URL string without opening the URL string.
- Fixed a bug where the setting to focus on a tab would not turn off.
1.5.7
- Changed URL parameters for google image search.
1.5.8
- Fixed behavior when dropping links. Get text from selection.