4.8.2

system requirements: macOS 13 and later

Improvements

• Disable smart dash for the General mode by default.
• Update the JavaScript, Swift, and TOML syntaxes.

Fixes

• Fix an issue on CotEditor 4.8.1 that opening some kinds of documents took a long time.
• Fix an issue on CotEditor 4.8.0 that the editor displayed nothing when the mode setting is empty.
• Fix an issue on CotEditor 4.8.0 that custom syntaxes could be ignored when it contains ill-formed file mapping definitions.
• Fix syntax highlighting for simple words.

Full Changelog: 4.8.1...4.8.2

4.8.1

system requirements: macOS 13 and later

Improvements

• Add context menus for text size change to the tables in the outline inspector and find the result view.
• Improve the algorithm to parse syntax highlighting with simple words.
• Improve error message when failing to load setting files.
• Improve general stability.

Fixes

• Address an issue on CotEditor 4.8.0 that the application could crash while updating the editor counts.
• Fix an issue on CotEditor 4.8.0 that custom syntaxes could be empty when it contains ill-formed definitions.
• Fix an issue on CotEditor 4.8.0 that the editor's kerning did not set to zero despite the font type being monospaced.
• Fix an issue on CotEditor 4.8.0 that some steppers in the Settings window were placed on the opposite side.
• Fix an issue that the application crashed when the sort key in the Sort by Pattern contains only whitespace.
• Fix an issue that the current line highlight did not appear when the insertion point was located at the last empty line.
• Fix an issue that the same instance highlight remains under specific conditions.

Full Changelog: 4.8.0...4.8.1

4.8.0

system requirements: macOS 13 and later

New Features

• Add the Mode feature that enables altering the editor’s behavior depending on the document’s syntax (Go Settings > Mode settings pane to set).
• Add the Restore Defaults button to the File Drop settings.
• Add Dutch localization (thanks to Yasin Gunaydin!).

Improvements

• Improve the look and feel of the syntax editor.
• Renew the “About CotEditor” window.
• Change the line count behavior to ignore the new line character at the end of the last line.
• Improve selected line number emphasis in the line number view by the vertical text orientation.
• Change the filter field for the outline inspector to apply the selection of the filter history immediately.
• Make the encoding priority view undoable.
• Disable the pane transition animation in the Settings window when the user sets to reduce motion in the system Accessibility settings.
• Deprecate “Append a space to comment delimiter” option.
• Remove wrapped line marks in the line number view.
• Update the Makefile syntax to add “GNUmakefile” to the filename mapping.
• [non-AppStore ver.] Update Sparkle from 2.5.2 to 2.6.0.
• [trivial] Enable delete selected separators in the encoding priority view with the Delete key.
• [trivial] Avoid users using reserved syntax names.
• [trivial] Remove the dialog urging to restart the application by changing the “Reopen windows from last session” option in the General settings pane.
• [dev] Migrate the settings window, syntax editor, and status bar to SwiftUI.
• [dev] Migrate all localizable strings to String Catalog.
• [dev] Update the build environment to Xcode 15.3 (Swift 5.10).
• [dev] Update Yams from 5.0.6 to 5.1.2.

Fixes

• Fix an issue that the application crashed when trying to share a custom syntax.
• Fix an issue on the filter field for the outline inspector that the filter history was initially empty.
• Fix an issue on macOS 14 that multiple cursors in editors remained when they are inactive.
• Fix missing localizations.

Full Changelog: 4.7.4...4.8.0

4.7.4

system requirements: macOS 13 and later

New Features

• Support the alpha channel in theme settings (Custom themes using alpha channel are not compatible with CotEditor prior to version 4.7.4).
• Make sections in the document inspector collapsable.
• Add “Hexadecimal with Alpha” format to the Color Code panel.
• Add Czech localization (Thanks to Martin Růžička!).

Improvements

• Tweak the background color of the “Anura (Dark)” theme.
• [dev] Migrate all the inspector panes to SwiftUI.

Fixes

• Fix an issue on macOS 13 that the stepper in the custom tab width view worked only once.
• Fix an issue that the character code point displayed in the document inspector could be broken when the application is localized.
• Fix an issue that the custom font size for the outline inspector was not fully applied.
• Fix an issue that the menu of the Syntax toolbar item could also check the previous one.
• Fix an issue that a part of the Portuguese localization was not applied.
• Fix Italian localization (Thanks to Roccobot and DAnn2012!).

4.7.3

system requirements: macOS 13 and later

Improvements

• When the file encoding is incompatible with the document content, display a notification instead of silently overwriting the document file with lossy data in autosaving until the user explicitly allows it.
• Suppress displaying the dialog for saving in an incompatible encoding when the user once allowed it.
• Update the C syntax to improve highlighting numbers.
• Deprecate the future to interpret Shift_JIS as Shift JIS or Shift JIS X0213 according to the user's priority setting when referring to encoding declarations in documents in encoding detection.
• Improve stability.
• [trivial] Improve alert messages for incompatible text encodings.

Fixes

• Fix an issue that the application crashed when editing a specific pattern of color code.
• Fix an issue that the outline inspector was empty and not updated under certain circumstances.
• Fix an issue that the encoding reinterpretation option dialog is not displayed when the user changes a document encoding to UTF-8.
• Fix an issue that the saved user syntax definition file was not deleted when a customized syntax was restored to the default.
• Fix an issue that the initial window size on the first launch was too small.

4.7.2

system requirements: macOS 13 and later

Improvements

• Improve stability.
• [trivial] Deprecate the feature for theme/syntax settings to delete a setting by swiping on the setting name in Settings.
• [non-AppStore ver.] Update Sparkle from 2.5.1 to 2.5.2.

Fixes

• Fix an issue that the application crashed when trying to convert the encoding of an unsaved document to one incompatible with the content.
• Fix an issue that the application could not open a document containing a specific pattern of letters.
• Fix an issue that the validation error message in the syntax editor did not change even when errors exist.
• Fix an issue that the incompatible characters list did not update under the specific condition.
• Fix a possible crash when opening a corrupt file.
• Fix a possible crash when moving the cursor in the editor.

4.7.1

system requirements: macOS 13 and later

New Features

• Add “Join Lines” command to the Text menu.

Fixes

• Fix an issue on CotEditor 4.7.0 that documents did not update when the file was modified by a command-line process.
• Fix an issue on CotEditor 4.7.0 that the last letter of some script names with a period could be wrongly interpreted as shortcut keys.
• Fix an issue on CotEditor 4.7.0 that some kinds of actions, such as scripts, could not performed via the Quick Action bar.
• Fix an issue on CotEditor 4.7.0 that the Quick Actions bar dropped to draw the Shift key in some shortcuts.

4.7.0

system requirements: macOS 13 and later

New Features

• Add Quick Action bar which can launch by the Command-K keys.
• Insert scanned text in a photo taken by iPhone or iPad.
• Add --syntax (-s) option to the cot command-line tool to set desired syntax to the documents just opened.

Improvements

• Enable the “Input Backslash” and “Input Yen Mark” menu commands in all text fields in the application.
• Optimize the performance of the normalization of inconsistent line endings.
• Improve stability.
• [trivial] Add a stepper to the custom tab width sheet.
• [trivial] Increase the default font size and line height.
• [trivial] Add shortcut symbols for special keys not on common keyboards.
• [dev] Update the build environment to Xcode 15.1.

Fixes

• Fixed an issue that the “unescape replacement string” option could not unescape consecutive backslashes correctly.
• Fix an issue that the Forward Delete key could not be correctly assigned as a custom shortcut key.

4.6.5

system requirements: macOS 13 and later

Improvements

• Optimize the performance of the incompatible character scan.
• [trivial] Add a tooltip to font fields in the Appearance settings pane.
• [dev] Migrate the custom sort pattern view to SwiftUI.

Fixes

• Fix an issue that changes in the multiple replacement definition editor did not save.
• Fix an issue that the application could hang when opening a large document without line breaks.
• Fix an issue that a label was not localized.

4.6.4

system requirements: macOS 13 and later

Improvements

• [trivial] Dim the switcher buttons in the inspector when the window is inactive.
• [trivial] Improve the style of the pop-up buttons in the print panel.
• [trivial] Adjust the layout of the regular expression syntax reference.

Fixes

• Fix an issue that the initial width of the line number view did not grow although the document is large.