MultiHighlight

Highlight identifiers with custom colors, helpful for reading source code.

Default shortcut: Ctrl + ' and Ctrl + Shift + ' (or ⌘ + ' and ⌘ + ⇧ + ' on mac).

Install

To install MultiHighlight, you have two options:

1. Install directly in the IDE:

   • Go to File | Settings | Plugins | Marketplace.
   • Search "MultiHighlight" then click install.

2. Install from file:

   • Download MultiHighlight.zip in Releases.
   • Go to File | Settings | Plugins, click on the gear icon on the top-right corner of the window, select "Install Plugin from Disk", navigate to the location of your downloaded zip file then select it and click ok.

Features

Highlight identifiers

• Highlight variables, methods or classes with custom colors.
• Show highlighted strip marks on the scrolling bar for easy navigation.
• Show the number of highlights on the status bar for quick reference.

Highlight control flow

Highlight control flow keywords such as return or throws to make them stand out.

Highlight plain text

Select and highlight plain text in log files, documents or code comments.

Highlight with specified color

Choose specified color to highlight, default shortcut: Ctrl + Shift + ' (or ⌘ + ⇧ + ' on mac).

Tips: press the shortcut twice will highlight with the default color.

Clear all Highlights

The action to clear all highlights in current editor is not assigned to a keyboard shortcut by default. If you need it, add keyboard shortcut in settings: File | Settings | Keymap | search "MultiHighlight".

Customize color palette

Customize your highlight text style (bold/italic, foreground, background, stripe and effect style) in setting page.

Tips: Here is material design color palette, they are bright and vibrant colors. (what is material design?)

Build & Run

• JDK 17 is required, set JAVA_HOME environment variable, or set Build, Execution, Deployment | Build Tools | Gradle | Gradle JVM in IDEA settings.

  • Java 21 is required when targeting 2024.2 and later only.
  • Java 17 is required (blog post) when targeting 2022.2 and later only.
  • Java 11 is required (blog post) when targeting 2020.3 and later only.

    Build Number Ranges | IntelliJ Platform Plugin SDK

• To build MultiHighlight, clone and run ./gradlew buildPlugin.

• To run IntelliJ IDEA with MultiHighlight installed, run ./gradlew runIde.

Change Log

check CHANGELOG.md for details.