Easy to create CodeEditor or IDE that support any languages and themes

by androidexample

CodeView

Android Library to make it easy to create your CodeEditor or IDE for any programming language even for your own programming language, just config the view with your langauge keywords and other attributes and you can change CodeView theme in the runtime so it's make easy to support any number of themes, and CodeView has AutoComplete and you can customize it with different keywords and tokenizers

Demo

Main Features:

  • Can support any programming language you want
  • Can support AutoComplete and customize it with different tokenizers and design
  • Can support any theme you want and change it in the runtime
  • Syntax Highlighter depend on your patterns so you can support any features like TODO comment
  • Can support errors and warns with different colors and remove them in the runtime
  • Can change highlighter update delay time

Who uses CodeView?

If you use CodeView in an interesting project, I would like to know!

Add CodeView to your project

Add it in your root build.gradle
allprojects {
	repositories {
	   ...
	   maven { url 'https://jitpack.io' }
	}
}
Add the dependency
dependencies { 
     implementation 'com.github.AmrDeveloper:CodeView:1.0.0'
}

Documentation:

CodeView is based on AppCompatMultiAutoCompleteTextView

Add CodeView on your xml

<com.amrdeveloper.codeview.CodeView
    android:id="@+id/codeView"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/darkGrey"
    android:dropDownWidth="@dimen/dimen150dp"
    android:dropDownHorizontalOffset="0dp"
    android:dropDownSelector="@color/darkGrey"
    android:gravity="top|start" />

Initalize CodeView

CodeView codeView = findViewById(R.id.codeview);

Clear all patterns from CodeView

codeView.resetSyntaxPatternList();

Add Patterns for your language, you can add any number of patterns

codeView.addSyntaxPattern(pattern, Color);

Or add all patterns as an Map Object

codeView.setSyntaxPatternsMap(syntaxPatterns);

Rehighlight the text depend on the new patterns

codeView.reHighlightSyntax();

Add error line with dynamic color to support error, hint, warn...etc

codeView.addErrorLine(lineNumber, color);

Clear all error lines

codeView.removeAllErrorLines();

Rehighlight the erros depend on the error lines

codeView.reHighlightErrors();

Add Custom AutoComplete Adapter

//Your langauge keywords
String[] languageKeywords = .....
//List item custom layout 
int layoutId = .....
//TextView id on your custom layout to put suggestion on it
int viewId = .....
//Create ArrayAdapter object that contain all information
ArrayAdapter<String> adapter = new ArrayAdapter<>(context, layoutId, viewId, languageKeywords);
//Set the adapter on CodeView object
codeView.setAdapter(adapter);

Add Custom AutoComplete Tokenizer

 codeView.setAutoCompleteTokenizer(tokenizer);

Set highlighter update delay

codeView.setUpdateDelayTime();

GitHub