为MyVector增加了必须的迭代器操作

components/Editor.h

@@ -15,10 +15,10 @@ private:
     std::string content_;
     RichText coloredContent_;
     std::string ruleName_;
-    std::vector<std::string> lineedContent_;
+    MyVector<std::string> lineedContent_;
 
-    std::vector<std::string> split(std::string content) {
+    MyVector<std::string> split(std::string content) {
-        std::vector<std::string> lineedContent;
+        MyVector<std::string> lineedContent;
         std::string tempStr = content_ + "\n";
         size_t pos = tempStr.find("\n");
         lineedContent.clear();
@@ -30,7 +30,7 @@ private:
         return lineedContent;
     }
 
-    std::string assemble(std::vector<std::string> lineedContent) {
+    std::string assemble(MyVector<std::string> lineedContent) {
         std::string content = "";
         for(auto line : lineedContent) {
             content += line + "\n";

mystl/my_vector.h

@@ -173,6 +173,57 @@ public:
         }
         return m_data[index];
     }
+
+    //实现迭代器
+    struct iterator {
+        T* ptr;
+
+        iterator(T* ptr) : ptr(ptr) {}
+        T& operator*() const { return *ptr; }
+        T* operator->() const { return ptr; }
+        iterator& operator++() { ++ptr; return *this; }
+        iterator operator++(int) { iterator tmp = *this; ++ptr; return tmp; }
+        bool operator==(const iterator& other) const { return ptr == other.ptr; }
+        bool operator!=(const iterator& other) const { return ptr != other.ptr; }
+
+        iterator& operator+(size_t n) {
+            ptr += n;
+            return *this;
+        }
+        iterator operator+(size_t n) const {
+            iterator tmp = *this;
+            tmp.ptr += n;
+            return tmp;
+        }
+        long long operator+(iterator other) const {
+            return ptr + other.ptr;
+        }
+
+        iterator& operator-(size_t n) {
+            ptr -= n;
+            return *this;
+        }
+        iterator operator-(size_t n) const {
+            iterator tmp = *this;
+            tmp.ptr -= n;
+            return tmp;
+        }
+        long long operator-(iterator other) const {
+            return ptr - other.ptr;
+        }
+    };
+
+    iterator begin() {
+        return iterator(m_data);
+    }
+
+    iterator end() {
+        return iterator(m_data + m_size);
+    }
+
+    void erase(iterator target) {
+        erase(target - begin());
+    }
 };
 
 #endif // MY_VECTOR_H

utils/ActionManager.h

@@ -0,0 +1,14 @@
+#ifndef ACTIONMANAGER_H
+#define ACTIONMANAGER_H
+
+enum class EditAction {
+    Initialize,
+    Insert,
+    Delete,
+};
+
+class ActionManager {
+
+}
+
+#endif