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AmrDeveloperAmrDeveloper
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Add Simple source position listener in the example app
1 parent c341e75 commit dcf1443

6 files changed

Lines changed: 109 additions & 6 deletions

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‎app/src/main/AndroidManifest.xml‎

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -12,7 +12,8 @@
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<activity
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android:name=".MainActivity"
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android:exported="true">
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android:exported="true"
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android:windowSoftInputMode="adjustResize">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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‎app/src/main/java/com/amrdeveloper/codeviewlibrary/MainActivity.java‎

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Original file line numberDiff line numberDiff line change
@@ -14,10 +14,12 @@
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import android.widget.ArrayAdapter;
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import android.widget.EditText;
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import android.widget.ImageButton;
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import android.widget.TextView;
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import com.amrdeveloper.codeview.Code;
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import com.amrdeveloper.codeview.CodeView;
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import com.amrdeveloper.codeviewlibrary.plugin.CommentManager;
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import com.amrdeveloper.codeviewlibrary.plugin.SourcePositionListener;
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import com.amrdeveloper.codeviewlibrary.syntax.ThemeName;
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import com.amrdeveloper.codeviewlibrary.syntax.LanguageName;
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import com.amrdeveloper.codeviewlibrary.syntax.LanguageManager;
@@ -33,6 +35,9 @@ public class MainActivity extends AppCompatActivity {
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private LanguageManager languageManager;
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private CommentManager commentManager;
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private TextView languageNameText;
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private TextView sourcePositionText;
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private LanguageName currentLanguage = LanguageName.JAVA;
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private ThemeName currentTheme = ThemeName.MONOKAI;
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@@ -119,13 +124,30 @@ private void configCodeViewPlugins() {
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commentManager = new CommentManager(codeView);
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configCommentInfo();
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languageNameText = findViewById(R.id.language_name_txt);
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configLanguageName();
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sourcePositionText = findViewById(R.id.source_position_txt);
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sourcePositionText.setText(getString(R.string.source_position, 0, 0));
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configSourcePositionListener();
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}
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private void configCommentInfo() {
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commentManager.setCommentStart(languageManager.getCommentStart(currentLanguage));
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commentManager.setCommendEnd(languageManager.getCommentEnd(currentLanguage));
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}
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private void configLanguageName() {
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languageNameText.setText(currentLanguage.name().toLowerCase());
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}
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private void configSourcePositionListener() {
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SourcePositionListener sourcePositionListener = new SourcePositionListener(codeView);
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sourcePositionListener.setOnPositionChanged((line, column) -> {
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sourcePositionText.setText(getString(R.string.source_position, line, column));
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});
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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getMenuInflater().inflate(R.menu.menu_main, menu);
@@ -155,6 +177,7 @@ private void changeTheEditorLanguage(int languageId) {
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if (currentLanguage != oldLanguage) {
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languageManager.applyTheme(currentLanguage, currentTheme);
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configLanguageName();
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configLanguageAutoComplete();
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configLanguageAutoIndentation();
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configCommentInfo();

‎app/src/main/java/com/amrdeveloper/codeviewlibrary/plugin/SourcePositionListener.java‎

Lines changed: 43 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,43 @@
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package com.amrdeveloper.codeviewlibrary.plugin;
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import android.text.Layout;
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import android.view.View;
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import android.view.accessibility.AccessibilityEvent;
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import android.widget.EditText;
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public class SourcePositionListener {
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private final EditText editText;
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@FunctionalInterface
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public interface OnPositionChanged {
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void onPositionChange(int line, int column);
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}
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private OnPositionChanged onPositionChanged;
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public SourcePositionListener(EditText editText) {
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this.editText = editText;
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editText.setAccessibilityDelegate(viewAccessibility);
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}
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public void setOnPositionChanged(OnPositionChanged listener) {
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onPositionChanged = listener;
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}
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private final View.AccessibilityDelegate viewAccessibility = new View.AccessibilityDelegate() {
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@Override
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public void sendAccessibilityEvent(View host, int eventType) {
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super.sendAccessibilityEvent(host, eventType);
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if (eventType == AccessibilityEvent.TYPE_VIEW_TEXT_SELECTION_CHANGED && onPositionChanged != null) {
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int selectionStart = editText.getSelectionStart();
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Layout layout = editText.getLayout();
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if (layout == null) return;
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int line = editText.getLayout().getLineForOffset(selectionStart);
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int column = selectionStart - editText.getLayout().getLineStart(line);
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onPositionChanged.onPositionChange(line + 1, column + 1);
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}
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}
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};
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}

‎app/src/main/res/layout/activity_main.xml‎

Lines changed: 38 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -1,17 +1,50 @@
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<?xml version="1.0" encoding="utf-8"?>
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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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tools:context=".MainActivity">
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<com.amrdeveloper.codeview.CodeView
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android:id="@+id/codeView"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:layout_above="@+id/source_info_layout"
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android:background="@color/darkGrey"
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android:dropDownWidth="@dimen/dimen150dp"
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android:dropDownHorizontalOffset="0dp"
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android:dropDownSelector="@color/darkGrey"
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android:gravity="top|start"
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android:background="@color/darkGrey"
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android:gravity="top|start" />
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<RelativeLayout
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android:id="@+id/source_info_layout"
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android:layout_width="match_parent"
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android:layout_height="match_parent"/>
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</LinearLayout>
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android:layout_height="@dimen/dimen35dp"
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android:layout_alignParentBottom="true"
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android:background="@color/black">
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<TextView
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android:id="@+id/language_name_txt"
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android:layout_width="wrap_content"
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android:layout_height="match_parent"
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android:layout_alignParentStart="true"
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android:layout_alignParentLeft="true"
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android:layout_marginStart="@dimen/dimen5dp"
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android:layout_marginLeft="@dimen/dimen5dp"
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android:gravity="center"
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android:textColor="@color/grey"
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tools:text="Java" />
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<TextView
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android:id="@+id/source_position_txt"
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android:layout_width="wrap_content"
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android:layout_height="match_parent"
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android:layout_alignParentEnd="true"
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android:layout_alignParentRight="true"
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android:layout_marginEnd="@dimen/dimen5dp"
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android:layout_marginRight="@dimen/dimen5dp"
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android:gravity="center"
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android:textColor="@color/grey"
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tools:text="0:0" />
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</RelativeLayout>
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</RelativeLayout>

‎app/src/main/res/values/dimens.xml‎

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Original file line numberDiff line numberDiff line change
@@ -5,6 +5,7 @@
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<dimen name="dimen10dp">10dp</dimen>
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<dimen name="dimen20dp">20dp</dimen>
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<dimen name="dimen25dp">25dp</dimen>
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<dimen name="dimen35dp">35dp</dimen>
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<dimen name="dimen40dp">40dp</dimen>
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<dimen name="dimen45dp">45dp</dimen>
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<dimen name="dimen50dp">50dp</dimen>

‎app/src/main/res/values/strings.xml‎

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Original file line numberDiff line numberDiff line change
@@ -24,4 +24,6 @@
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<string name="noctics_white">Noctics White</string>
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<string name="five_color_dark">Five Color Dark</string>
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<string name="orange_box">Orange Box</string>
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<string name="source_position">%1$d:%2$d</string>
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</resources>

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