课程代码仓库初始化:Part1 (144) + Part3 (29) 全量生成与验证
把川大 wiki「02.Qt方向」课程代码整理为 CMake 管理的可编译运行项目。
Part1 C/C++ 强化 (p01/, 144 目标, host gcc/g++ 构建, 全绿):
- 修复全部编译失败:补 <cstring>/<fstream>/<iomanip>/<vector> 等缺失头
(common_fix + infer_stl_includes 自动检测注入)、修正 pause() 壳注入
(改检测已转换后的 pause 调用)、namespace 提升出函数体、const 成员函数
正确性、dedupe 不再破坏函数重载集、K&R 隐式 int / 动态异常规范等
C++17 移除特性的可编译等价改写。
- 目录采用深缩写 p01/ch04/s03/ (原 part1_cpp/ch04_class_object/03_ctor_dtor)。
Part3 Qt 桌面 (p03/, 29 目标, 隔离 Qt 5.14.2 构建, 全绿):
- gen_part3.py: Qt 外壳模板 (main+QApplication+show, QTimer 自动退出便于
offscreen 验证)、AUTOMOC + .moc include、rewrite_* 处理散文混入/重载/
资源依赖、生成占位 png/gif + .qrc + rundata 样例数据。
- 修正 QLable 笔误、全角分号、.→->、Windows 路径、QApplication 阻塞事件
循环改为 QCoreApplication 等。
任务1 概念/版本验证:
- tools/std_probe.py: 跨 -std= 编译探针 (--pedantic-errors 让已废除特性硬失败)。
- tools/demo_versions/: K&R 隐式 int、三目左值、void* 转换、enum 赋整、
const 经指针、动态异常规范 共 6 个跨版本演示。
- docs/VERSION_NOTES.md: 每条「原文说法→C17/C++17 是否成立→何版本成立→已验证」。
文档: 顶层 README、docs/SOURCE_PAGES.md (页面→目录映射)、
docs/ERRATA.md (Part1 修正)、docs/ERRATA_part3.md (Part3 修正)。
另修复 tools/run.sh / run_qt.sh 的 ${1:?...} 引号语法 bug。
隔离 Qt 验证: ldd 0 系统 Qt 引用; 173/173 目标全绿; p03 offscreen 运行通过。
This commit is contained in:
@@ -0,0 +1,31 @@
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# Auto-generated by tools/gen_part1.py — do not edit by hand.
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# 章节:p01/ch04/s08
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add_executable(p1c04_08_01 polymorphism_basics.cpp)
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set_target_properties(p1c04_08_01 PROPERTIES C_STANDARD 17 C_STANDARD_REQUIRED ON C_EXTENSIONS OFF)
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set_target_properties(p1c04_08_01 PROPERTIES CXX_STANDARD 17 CXX_STANDARD_REQUIRED ON CXX_EXTENSIONS OFF)
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target_compile_options(p1c04_08_01 PRIVATE -Wall -Wextra)
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add_executable(p1c04_08_02 upcast_problem.cpp)
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set_target_properties(p1c04_08_02 PROPERTIES C_STANDARD 17 C_STANDARD_REQUIRED ON C_EXTENSIONS OFF)
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set_target_properties(p1c04_08_02 PROPERTIES CXX_STANDARD 17 CXX_STANDARD_REQUIRED ON CXX_EXTENSIONS OFF)
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target_compile_options(p1c04_08_02 PRIVATE -Wall -Wextra)
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add_executable(p1c04_08_03 virtual_function_solution.cpp)
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set_target_properties(p1c04_08_03 PROPERTIES C_STANDARD 17 C_STANDARD_REQUIRED ON C_EXTENSIONS OFF)
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set_target_properties(p1c04_08_03 PROPERTIES CXX_STANDARD 17 CXX_STANDARD_REQUIRED ON CXX_EXTENSIONS OFF)
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target_compile_options(p1c04_08_03 PRIVATE -Wall -Wextra)
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add_executable(p1c04_08_04 dynamic_binding.cpp)
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set_target_properties(p1c04_08_04 PROPERTIES C_STANDARD 17 C_STANDARD_REQUIRED ON C_EXTENSIONS OFF)
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set_target_properties(p1c04_08_04 PROPERTIES CXX_STANDARD 17 CXX_STANDARD_REQUIRED ON CXX_EXTENSIONS OFF)
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target_compile_options(p1c04_08_04 PRIVATE -Wall -Wextra)
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add_executable(p1c04_08_05 virtual_dtor_purpose.cpp)
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set_target_properties(p1c04_08_05 PROPERTIES C_STANDARD 17 C_STANDARD_REQUIRED ON C_EXTENSIONS OFF)
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set_target_properties(p1c04_08_05 PROPERTIES CXX_STANDARD 17 CXX_STANDARD_REQUIRED ON CXX_EXTENSIONS OFF)
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target_compile_options(p1c04_08_05 PRIVATE -Wall -Wextra)
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add_executable(p1c04_08_06 pure_virtual_dtor.cpp)
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set_target_properties(p1c04_08_06 PROPERTIES C_STANDARD 17 C_STANDARD_REQUIRED ON C_EXTENSIONS OFF)
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set_target_properties(p1c04_08_06 PROPERTIES CXX_STANDARD 17 CXX_STANDARD_REQUIRED ON CXX_EXTENSIONS OFF)
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target_compile_options(p1c04_08_06 PRIVATE -Wall -Wextra)
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add_executable(p1c04_08_07 override_overload_redefine.cpp)
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set_target_properties(p1c04_08_07 PROPERTIES C_STANDARD 17 C_STANDARD_REQUIRED ON C_EXTENSIONS OFF)
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set_target_properties(p1c04_08_07 PROPERTIES CXX_STANDARD 17 CXX_STANDARD_REQUIRED ON CXX_EXTENSIONS OFF)
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target_compile_options(p1c04_08_07 PRIVATE -Wall -Wextra)
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add_custom_target(all_p01_ch04_s08 DEPENDS p1c04_08_01 p1c04_08_02 p1c04_08_03 p1c04_08_04 p1c04_08_05 p1c04_08_06 p1c04_08_07)
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@@ -0,0 +1,31 @@
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// ============================================================================
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// p1c04_08_04 — 4.8.3 C++如何实现动态绑定
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// 来源:川大 C++/LinuxC wiki「02.Qt方向」
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// 说明:本文件由 gen_part1.py 合并页面中的教学片段而成。每个片段用
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// // --- 原文片段 [pageId:blockIdx] --- 标注出处。
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// 已做最小修正(笔误/平台移植),详见 docs/ERRATA.md。
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// ============================================================================
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#include <iostream>
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using namespace std;
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// --- 原文片段 [58954469:3] 4.8.3 C++如何实现动态绑定 ---
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class A{
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public:
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virtual void func1(){}
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virtual void func2(){}
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};
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//B类为空,那么大小应该是1字节,实际情况是这样吗?
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class B : public A{};
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void test(){
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cout << "A size:" << sizeof(A) << endl;
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cout << "B size:" << sizeof(B) << endl;
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}
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// --- main ---
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int main() {
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test();
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return 0;
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}
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@@ -0,0 +1,37 @@
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// ============================================================================
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// p1c04_08_07 — 4.8.7 重写 重载 重定义
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// 来源:川大 C++/LinuxC wiki「02.Qt方向」
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// 说明:本文件由 gen_part1.py 合并页面中的教学片段而成。每个片段用
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// // --- 原文片段 [pageId:blockIdx] --- 标注出处。
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// 已做最小修正(笔误/平台移植),详见 docs/ERRATA.md。
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// ============================================================================
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#include <iostream>
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using namespace std;
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// --- 原文片段 [58954469:6] 4.8.7 重写 重载 重定义 ---
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static void block_0() {
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class A{
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public:
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//同一作用域下,func1函数重载
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void func1(){}
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void func1(int a){}
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void func1(int a,int b){}
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void func2(){}
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virtual void func3(){}
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};
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class B : public A{
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public:
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//重定义基类的func2,隐藏了基类的func2方法
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void func2(){}
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//重写基类的func3函数,也可以覆盖基类func3
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virtual void func3(){}
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};
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}
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// --- main ---
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int main() {
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block_0();
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return 0;
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}
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@@ -0,0 +1,101 @@
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// ============================================================================
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// p1c04_08_01 — 4.8.1 多态基本概念
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// 来源:川大 C++/LinuxC wiki「02.Qt方向」
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// 说明:本文件由 gen_part1.py 合并页面中的教学片段而成。每个片段用
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// // --- 原文片段 [pageId:blockIdx] --- 标注出处。
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// 已做最小修正(笔误/平台移植),详见 docs/ERRATA.md。
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// ============================================================================
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#include <iostream>
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using namespace std;
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// --- 原文片段 [58954469:0] 4.8.1 多态基本概念 ---
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//计算器
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class Caculator{
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public:
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void setA_1(int a){
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this->mA = a;
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}
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void setB(int b){
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this->mB = b;
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}
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void setOperator(string oper){
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this->mOperator = oper;
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}
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int getResult_2(){
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if (this->mOperator == "+"){
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return mA + mB;
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}
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else if (this->mOperator == "-"){
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return mA - mB;
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}
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else if (this->mOperator == "*"){
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return mA * mB;
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}
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else if (this->mOperator == "/"){
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return mA / mB;
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}
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}
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private:
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int mA;
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int mB;
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string mOperator;
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};
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//这种程序不利于扩展,维护困难,如果修改功能或者扩展功能需要在源代码基础上修改
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//面向对象程序设计一个基本原则:开闭原则(对修改关闭,对扩展开放)
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//抽象基类
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class AbstractCaculator{
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public:
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void setA_1(int a){
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this->mA = a;
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}
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virtual void setB(int b){
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this->mB = b;
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}
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virtual int getResult_2() = 0;
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protected:
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int mA;
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int mB;
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string mOperator;
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};
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//加法计算器
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class PlusCaculator : public AbstractCaculator{
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public:
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virtual int getResult_2(){
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return mA + mB;
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}
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};
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//减法计算器
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class MinusCaculator : public AbstractCaculator{
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public:
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virtual int getResult_2(){
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return mA - mB;
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}
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};
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//乘法计算器
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class MultipliesCaculator : public AbstractCaculator{
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public:
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virtual int getResult_2(){
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return mA * mB;
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}
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};
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void DoBussiness(AbstractCaculator* caculator){
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int a = 10;
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int b = 20;
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caculator->setA_1(a);
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caculator->setB(b);
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cout << "计算结果:" << caculator->getResult_2() << endl;
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delete caculator;
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}
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// --- main ---
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int main() {
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return 0;
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}
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@@ -0,0 +1,38 @@
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// ============================================================================
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// p1c04_08_06 — 4.8.6.2 纯虚析构函数
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// 来源:川大 C++/LinuxC wiki「02.Qt方向」
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// 说明:本文件由 gen_part1.py 合并页面中的教学片段而成。每个片段用
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// // --- 原文片段 [pageId:blockIdx] --- 标注出处。
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// 已做最小修正(笔误/平台移植),详见 docs/ERRATA.md。
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// ============================================================================
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#include <iostream>
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using namespace std;
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// --- 原文片段 [58954469:5] 4.8.6.2 纯虚析构函数 ---
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//非纯虚析构函数
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class A{
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public:
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virtual ~A();
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};
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A::~A(){}
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//纯析构函数
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class B{
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public:
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virtual ~B() = 0;
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};
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B::~B(){}
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void test(){
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A a; //A类不是抽象类,可以实例化对象
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//B b; // 非法:B 含纯虚析构函数,是抽象类,不能实例化对象 //B类是抽象类,不可以实例化对象
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}
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// --- main ---
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int main() {
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test();
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return 0;
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}
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@@ -0,0 +1,40 @@
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// ============================================================================
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// p1c04_08_02 — 4.8.2.1 问题抛出
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// 来源:川大 C++/LinuxC wiki「02.Qt方向」
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// 说明:本文件由 gen_part1.py 合并页面中的教学片段而成。每个片段用
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// // --- 原文片段 [pageId:blockIdx] --- 标注出处。
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// 已做最小修正(笔误/平台移植),详见 docs/ERRATA.md。
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// ============================================================================
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#include <iostream>
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using namespace std;
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// --- 原文片段 [58954469:1] 4.8.2.1 问题抛出 ---
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class Animal{
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public:
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void speak_1(){
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cout << "动物在唱歌..." << endl;
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}
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};
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class Dog : public Animal{
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public:
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void speak_1(){
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cout << "小狗在唱歌..." << endl;
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}
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};
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void DoBussiness(Animal& animal){
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animal.speak_1();
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}
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void test(){
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Dog dog;
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DoBussiness(dog);
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}
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// --- main ---
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int main() {
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test();
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return 0;
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}
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@@ -0,0 +1,53 @@
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// ============================================================================
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// p1c04_08_05 — 4.8.6.1 虚析构函数作用
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// 来源:川大 C++/LinuxC wiki「02.Qt方向」
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// 说明:本文件由 gen_part1.py 合并页面中的教学片段而成。每个片段用
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// // --- 原文片段 [pageId:blockIdx] --- 标注出处。
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// 已做最小修正(笔误/平台移植),详见 docs/ERRATA.md。
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// ============================================================================
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#include <iostream>
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using namespace std;
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// --- 原文片段 [58954469:4] 4.8.6.1 虚析构函数作用 ---
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class People{
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public:
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People(){
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cout << "构造函数 People!" << endl;
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}
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virtual void showName() = 0;
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virtual ~People(){
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cout << "析构函数 People!" << endl;
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}
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};
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class Worker : public People{
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public:
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Worker(){
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cout << "构造函数 Worker!" << endl;
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pName = new char[10];
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}
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virtual void showName(){
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cout << "打印子类的名字!" << endl;
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}
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~Worker(){
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cout << "析构函数 Worker!" << endl;
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if (pName != NULL){
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delete pName;
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}
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}
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private:
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char* pName;
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};
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void test(){
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People* people = new Worker;
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people->~People();
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}
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// --- main ---
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int main() {
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test();
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return 0;
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}
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@@ -0,0 +1,37 @@
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// ============================================================================
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// p1c04_08_03 — 4.8.2.1 问题解决方案(虚函数,vitual function)
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// 来源:川大 C++/LinuxC wiki「02.Qt方向」
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// 说明:本文件由 gen_part1.py 合并页面中的教学片段而成。每个片段用
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// // --- 原文片段 [pageId:blockIdx] --- 标注出处。
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// 已做最小修正(笔误/平台移植),详见 docs/ERRATA.md。
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// ============================================================================
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#include <iostream>
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using namespace std;
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// --- 原文片段 [58954469:2] 4.8.2.1 问题解决方案(虚函数,vitual function) ---
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class Animal{
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public:
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virtual void speak_1(){
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cout << "动物在唱歌..." << endl;
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}
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};
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class Dog : public Animal{
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public:
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virtual void speak_1(){
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cout << "小狗在唱歌..." << endl;
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}
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};
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void DoBussiness(Animal& animal){
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animal.speak_1();
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}
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void test(){
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Dog dog;
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DoBussiness(dog);
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}
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// --- main ---
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int main() {
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test();
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return 0;
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}
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