6.6.2 - Alpha6 - 调色盘增强 HEX 输入控件的剪贴板兼容性

modules/color-picker/src/main/java/com/jaredrummler/android/colorpicker/ColorPickerDialog.java

@@ -355,7 +355,7 @@ public class ColorPickerDialog extends DialogFragment implements ColorPickerView
         setHex(color);
 
         if (!showAlphaSlider) {
-            hexEditText.setFilters(new InputFilter[]{new InputFilter.LengthFilter(6)});
+            hexEditText.setFilters(new InputFilter[]{new HexMaxLengthInputFilter(6)});
         }
 
         if (!useLegacyMode) {

modules/color-picker/src/main/java/com/jaredrummler/android/colorpicker/HexMaxLengthInputFilter.kt

@@ -0,0 +1,25 @@
+package com.jaredrummler.android.colorpicker
+
+import android.text.InputFilter
+import android.text.Spanned
+
+class HexMaxLengthInputFilter(private val maxLength: Int) : InputFilter {
+
+    override fun filter(
+        source: CharSequence, start: Int, end: Int,
+        dest: Spanned, dstart: Int, dend: Int,
+    ): CharSequence? {
+        val result = buildString {
+            append(dest.subSequence(0, dstart))
+            append(source.subSequence(start, end))
+            append(dest.subSequence(dend, dest.length))
+        }.trimStart('#').replace("\\s+".toRegex(), "")
+
+        if (result.length <= maxLength) return null
+
+        val keep = maxLength - (dest.length - (dend - dstart))
+        if (keep <= 0) return ""
+        return source.subSequence(start, start + keep)
+    }
+
+}