1 files changed, 66 insertions, 0 deletions
diff --git a/src/main/java/eu/siacs/conversations/ui/widget/CopyTextView.java b/src/main/java/eu/siacs/conversations/ui/widget/CopyTextView.java
new file mode 100644
index 00000000..bed56192
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/ui/widget/CopyTextView.java
@@ -0,0 +1,66 @@
+package eu.siacs.conversations.ui.widget;
+
+import android.annotation.TargetApi;
+import android.content.ClipData;
+import android.content.ClipboardManager;
+import android.content.Context;
+import android.os.Build;
+import android.util.AttributeSet;
+import android.widget.TextView;
+
+public class CopyTextView extends TextView {
+
+	public CopyTextView(Context context) {
+		super(context);
+	}
+
+	public CopyTextView(Context context, AttributeSet attrs) {
+		super(context, attrs);
+	}
+
+	public CopyTextView(Context context, AttributeSet attrs, int defStyleAttr) {
+		super(context, attrs, defStyleAttr);
+	}
+
+	@SuppressWarnings("unused")
+	@TargetApi(Build.VERSION_CODES.LOLLIPOP)
+	public CopyTextView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
+		super(context, attrs, defStyleAttr, defStyleRes);
+	}
+
+	public interface CopyHandler {
+		public String transformTextForCopy(CharSequence text, int start, int end);
+	}
+
+	private CopyHandler copyHandler;
+
+	public void setCopyHandler(CopyHandler copyHandler) {
+		this.copyHandler = copyHandler;
+	}
+
+	@Override
+	public boolean onTextContextMenuItem(int id) {
+		CharSequence text = getText();
+		int min = 0;
+		int max = text.length();
+		if (isFocused()) {
+			final int selStart = getSelectionStart();
+			final int selEnd = getSelectionEnd();
+			min = Math.max(0, Math.min(selStart, selEnd));
+			max = Math.max(0, Math.max(selStart, selEnd));
+		}
+		String textForCopy = null;
+		if (id == android.R.id.copy && copyHandler != null) {
+			textForCopy = copyHandler.transformTextForCopy(getText(), min, max);
+		}
+		try {
+			return super.onTextContextMenuItem(id);
+		} finally {
+			if (textForCopy != null) {
+				ClipboardManager clipboard = (ClipboardManager) getContext().
+						getSystemService(Context.CLIPBOARD_SERVICE);
+				clipboard.setPrimaryClip(ClipData.newPlainText(null, textForCopy));
+			}
+		}
+	}
+}
+\ No newline at end of file