From ebf907f8efd387434e7fc8a61120e58cff5b6d33 Mon Sep 17 00:00:00 2001
From: Ryuki <2124555323@qq.com>
Date: Thu, 28 Dec 2023 11:37:01 +0800
Subject: [PATCH] =?UTF-8?q?NoteEditText=E5=AE=8C=E5=96=84?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/net/micode/notes/ui/NoteEditText.java | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/src/net/micode/notes/ui/NoteEditText.java b/src/net/micode/notes/ui/NoteEditText.java
index c607352..07060b5 100644
--- a/src/net/micode/notes/ui/NoteEditText.java
+++ b/src/net/micode/notes/ui/NoteEditText.java
@@ -189,7 +189,7 @@ public class NoteEditText extends EditText {
                 mOnTextViewChangeListener.onTextChange(mIndex, false);
             } else {
                 mOnTextViewChangeListener.onTextChange(mIndex, true);
-            }
+            }9
         }
         super.onFocusChanged(focused, direction, previouslyFocusedRect);
     }
@@ -197,37 +197,43 @@ public class NoteEditText extends EditText {
     //上下文菜单创建时的处理，可以在编辑框中添加特定行为的菜单项，例如打电话、打开网页或发送邮箱
     @Override
     protected void onCreateContextMenu(ContextMenu menu) {
+        //检查文本内容是否为Spanned类型
         if (getText() instanceof Spanned) {
-            int selStart = getSelectionStart();
-            int selEnd = getSelectionEnd();
+            int selStart = getSelectionStart();//获取选择文本起始位置
+            int selEnd = getSelectionEnd();// 结束位置
 
             int min = Math.min(selStart, selEnd);
             int max = Math.max(selStart, selEnd);
 
+            //从选择文本中获取URLSpan对象数组
             final URLSpan[] urls = ((Spanned) getText()).getSpans(min, max, URLSpan.class);
+            //如果只有一个URLSpan存在
             if (urls.length == 1) {
                 int defaultResId = 0;
+                //遍历所有已定义的模式(schema)
                 for(String schema: sSchemaActionResMap.keySet()) {
+                    //如果URLSpan的URL中包含该模式
                     if(urls[0].getURL().indexOf(schema) >= 0) {
+                        //获取该模式对应的资源ID
                         defaultResId = sSchemaActionResMap.get(schema);
                         break;
                     }
                 }
-
+                //如果没有找到匹配的模式对应的资源ID，则使用R.string.note_link_other作为默认资源ID
                 if (defaultResId == 0) {
                     defaultResId = R.string.note_link_other;
                 }
-
+                //像上下文菜单中添加菜单项，并设置点击事件
                 menu.add(0, 0, 0, defaultResId).setOnMenuItemClickListener(
                         new OnMenuItemClickListener() {
                             public boolean onMenuItemClick(MenuItem item) {
-                                // goto a new intent
+                                // goto a new intent  执行URLSpan中定义的点击操作
                                 urls[0].onClick(NoteEditText.this);
                                 return true;
                             }
                         });
             }
         }
-        super.onCreateContextMenu(menu);
+        super.onCreateContextMenu(menu); //调用父类的方法创建上下文菜单
     }
 }