Added markdown support

Author: kbiakov

codeview/src/main/java/io/github/kbiakov/codeview/CodeView.kt

@@ -111,7 +111,7 @@ class CodeView : RelativeLayout {
             return rvCodeContent.adapter as AbstractCodeAdapter<*>
         }
         set(adapter) {
-            delayed { // to prevent UI overhead & initialization inconsistency
+            delayed { // prevent UI overhead & initialization inconsistency
                 rvCodeContent.adapter = adapter
                 state = ViewState.PRESENTED
             }

codeview/src/main/java/io/github/kbiakov/codeview/highlight/prettify/lang/LangMd.java

@@ -0,0 +1,30 @@
+package io.github.kbiakov.codeview.highlight.prettify.lang;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.regex.Pattern;
+import io.github.kbiakov.codeview.highlight.prettify.parser.Prettify;
+
+/**
+ * Registers a language handler for markdown.
+ *
+ * @author Kirill Biakov ([email protected])
+ */
+public class LangMd extends Lang {
+
+    public LangMd() {
+        List<List<Object>> _shortcutStylePatterns = new ArrayList<List<Object>>();
+        List<List<Object>> _fallthroughStylePatterns = new ArrayList<List<Object>>();
+
+        _fallthroughStylePatterns.add(Arrays.asList(new Object[]{Prettify.PR_DECLARATION, Pattern.compile("^#.*?[\\n\\r]")}));
+        _fallthroughStylePatterns.add(Arrays.asList(new Object[]{Prettify.PR_STRING, Pattern.compile("^```[\\s\\S]*?(?:```|$)")}));
+
+        setShortcutStylePatterns(_shortcutStylePatterns);
+        setFallthroughStylePatterns(_fallthroughStylePatterns);
+    }
+
+    public static List<String> getFileExtensions() {
+        return Arrays.asList(new String[]{"md", "markdown"});
+    }
+}

codeview/src/main/java/io/github/kbiakov/codeview/highlight/prettify/parser/Prettify.java

@@ -35,6 +35,7 @@
 import io.github.kbiakov.codeview.highlight.prettify.lang.LangLlvm;
 import io.github.kbiakov.codeview.highlight.prettify.lang.LangLua;
 import io.github.kbiakov.codeview.highlight.prettify.lang.LangMatlab;
+import io.github.kbiakov.codeview.highlight.prettify.lang.LangMd;
 import io.github.kbiakov.codeview.highlight.prettify.lang.LangMl;
 import io.github.kbiakov.codeview.highlight.prettify.lang.LangMumps;
 import io.github.kbiakov.codeview.highlight.prettify.lang.LangN;
@@ -377,6 +378,7 @@ public Prettify() {
       register(LangLlvm.class);
       register(LangLua.class);
       register(LangMatlab.class);
+      register(LangMd.class);
       register(LangMl.class);
       register(LangMumps.class);
       register(LangN.class);

codeview/src/main/res/layout/item_code_line.xml

@@ -15,7 +15,7 @@
 
     <TextView
         android:id="@+id/tv_line_content"
-        android:layout_width="match_parent"
+        android:layout_width="wrap_content"
         android:layout_height="24dp"
         android:layout_marginLeft="16dp"
         android:layout_marginRight="16dp"

example/src/main/java/io/github/kbiakov/codeviewexample/ListingsActivity.java

@@ -25,7 +25,7 @@ protected void onCreate(@Nullable Bundle savedInstanceState) {
         CodeView codeView = (CodeView) findViewById(R.id.code_view);
 
         /**
-         * 1: Default adapter with chaining build flow
+         * 1: default adapter with chaining build flow
          */
 
         // use chaining to build view with default adapter
@@ -34,7 +34,7 @@ protected void onCreate(@Nullable Bundle savedInstanceState) {
                 .setCodeContent(getString(R.string.listing_js));
 
         /**
-         * 2: Updating built view
+         * 2: updating built view
          */
 
         // do not use chaining for built view
@@ -50,8 +50,8 @@ public void onCodeLineClicked(int n, @NotNull String line) {
         });
 
         /**
-         * 3: Custom adapter with footer views
-         */
+         * 3: custom adapter with footer views
+         *
 
         final CustomAdapter adapter = new CustomAdapter(this, getString(R.string.listing_py));
 
@@ -64,5 +64,6 @@ public void onCodeLineClicked(int n, @NotNull String line) {
                 adapter.addFooterEntity(n, new CustomAdapter.CustomModel("Line " + (n + 1), line));
             }
         });
+        */
     }
 }

example/src/main/res/values/strings.xml

@@ -64,7 +64,24 @@
             return \"\".join(tmp for i in range(10000))\n
             \n
             for v in range(1,5):\n
-            print (Timer(\"func()\","from __main__ import case%s as func\" % v).timeit(200))\n
+            print (Timer(\"func()\",\"from __main__ import case%s as func\" % v).timeit(200))\n
+    </string>
+
+    <string name="listing_md">
+        3. CodeView and related adapter.\n
+        \n
+        ## Download\n
+        Add it in your root ```build.gradle``` at the end of repositories:\n
+        ```groovy\n
+        allprojects {\n
+            repositories {\n
+                ...\n
+                maven { url \"https://jitpack.io\" }\n
+            }\n
+        }\n
+        ```\n
+        \n
+        Add the dependency:
     </string>
 
     <string name="listing_java">