255 lines
8.7 KiB
C
255 lines
8.7 KiB
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#define MAX_LINE_LEN 2048
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#define MAX_PARAMS 16
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#define MAX_NAME_LEN 64
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typedef struct {
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char type[MAX_NAME_LEN];
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char name[MAX_NAME_LEN];
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} ParamInfo;
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// 辅助函数：去除两端空格
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void trim(char *str) {
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char *end;
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while (isspace((unsigned char)*str)) str++;
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if (*str == 0) return;
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end = str + strlen(str) - 1;
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while (end > str && isspace((unsigned char)*end)) end--;
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*(end + 1) = '\0';
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memmove(str - (str - (str + (isspace((unsigned char)*str) ? 1 : 0))), str, strlen(str) + 1);
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}
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// 辅助函数：精准提取类型强转
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// 例如："(int)(short)LOWORD(lParam)" -> 提取出 "int"
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// 如果只是 "(hwnd)"，由于 hwnd 是变量名而非合法类型，会通过 default_name 转换成 "HWND"
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void extract_first_type(const char *src, char *dest, const char *default_name) {
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dest[0] = '\0';
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const char *p = src;
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// 跳过前面的空格
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while (*p && isspace((unsigned char)*p)) p++;
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if (*p == '(') {
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p++; // 进入第一个左括号
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int i = 0;
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while (*p && *p != ')') {
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dest[i++] = *p++;
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}
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dest[i] = '\0';
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trim(dest);
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}
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// 关键修正：如果提取出来的“类型”和变量名一样（例如把 (hwnd) 误判为类型为 hwnd），或者为空
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// 则通过名字来给它赋予 Windows 标准类型
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if (strlen(dest) == 0 || strcmp(dest, default_name) == 0 || strcmp(dest, "fn") == 0) {
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if (strstr(default_name, "hwnd")) strcpy(dest, "HWND");
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else if (strstr(default_name, "lParam")) strcpy(dest, "LPARAM");
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else if (strstr(default_name, "wParam")) strcpy(dest, "WPARAM");
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else if (strstr(default_name, "vk")) strcpy(dest, "UINT");
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else strcpy(dest, "int"); // 默认兜底
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}
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}
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// 核心解析函数
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void process_macros(const char *handle_line, const char *forward_line) {
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char msg_name[MAX_NAME_LEN] = {0};
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char return_type[MAX_NAME_LEN] = {0};
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// 1. 提取 MsgName
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char *msg_pos = strstr(handle_line, "HANDLE_WM_");
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if (!msg_pos) return;
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msg_pos += 10;
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int len = 0;
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while (isalnum((unsigned char)msg_pos[len]) || msg_pos[len] == '_') {
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msg_name[len] = msg_pos[len];
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len++;
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}
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msg_name[len] = '\0';
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// 2. 提取 FORWARD_WM_xxx 宏括号定义中的所有参数名
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char forward_search[MAX_NAME_LEN + 20];
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sprintf(forward_search, "FORWARD_WM_%s(", msg_name);
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char *f_param_start = strstr(forward_line, forward_search);
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if (!f_param_start) return;
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f_param_start += strlen(forward_search);
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char f_params_buf[MAX_LINE_LEN] = {0};
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int f_len = 0;
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int f_depth = 1;
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// 严格按括号匹配提取参数声明区间，避免被后续宏体干扰
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while (f_param_start[f_len] && f_depth > 0) {
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if (f_param_start[f_len] == '(') f_depth++;
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if (f_param_start[f_len] == ')') f_depth--;
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if (f_depth > 0) {
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f_params_buf[f_len] = f_param_start[f_len];
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f_len++;
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}
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}
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f_params_buf[f_len] = '\0';
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// 切分 FORWARD 宏头部的参数名
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char f_param_names[MAX_PARAMS][MAX_NAME_LEN];
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int f_param_count = 0;
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// 修正点：手动切分逗号，不使用会破坏内部状态的 strtok
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char *f_ptr = f_params_buf;
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char *f_comma;
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while ((f_comma = strchr(f_ptr, ',')) != NULL && f_param_count < MAX_PARAMS) {
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*f_comma = '\0';
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trim(f_ptr);
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if (strcmp(f_ptr, "fn") != 0 && strlen(f_ptr) > 0) {
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strcpy(f_param_names[f_param_count++], f_ptr);
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}
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f_ptr = f_comma + 1;
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}
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trim(f_ptr);
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if (strcmp(f_ptr, "fn") != 0 && strlen(f_ptr) > 0) {
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strcpy(f_param_names[f_param_count++], f_ptr);
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}
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// 3. 解析 return_type
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char *fn_pos = strstr(forward_line, "(fn)");
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if (fn_pos) {
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char *search_start = strstr(forward_line, forward_search);
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if (search_start) {
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char *body_start = strchr(search_start, ')');
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if (body_start && body_start < fn_pos) {
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char return_buf[MAX_LINE_LEN] = {0};
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strncpy(return_buf, body_start + 1, fn_pos - (body_start + 1));
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return_buf[fn_pos - (body_start + 1)] = '\0';
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extract_first_type(return_buf, return_type, "");
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}
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}
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}
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if (strlen(return_type) == 0 || strcmp(return_type, "void") == 0) {
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strcpy(return_type, "void");
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}
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// 4 & 5 & 6. 解析 HANDLE_WM_xxx 中 fn(...) 内部调用
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char *fn_call = strstr(handle_line, "(fn)(");
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if (!fn_call) fn_call = strstr(handle_line, "fn(");
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ParamInfo final_params[MAX_PARAMS];
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int final_param_count = 0;
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if (fn_call) {
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if (strncmp(fn_call, "(fn)(", 5) == 0) {
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fn_call += 5; // 移动到 (fn)( 之后的具体参数部分
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} else {
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fn_call += 3; // 移动到 fn( 之后的具体参数部分
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}
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// 匹配提取出整个括号内的参数段表达式
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char h_body_buf[MAX_LINE_LEN] = {0};
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int h_depth = 1;
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int h_idx = 0;
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while (fn_call[h_idx] && h_depth > 0) {
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if (fn_call[h_idx] == '(') h_depth++;
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if (fn_call[h_idx] == ')') h_depth--;
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if (h_depth > 0) {
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h_body_buf[h_idx] = fn_call[h_idx];
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h_idx++;
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}
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}
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h_body_buf[h_idx] = '\0';
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// 核心修正：按照外层零嵌套深度的逗号切分出各个独立的传参表达式
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char *expressions[MAX_PARAMS];
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int exp_count = 0;
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char *start = h_body_buf;
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int depth_count = 0;
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for (int i = 0; h_body_buf[i] != '\0'; i++) {
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if (h_body_buf[i] == '(') depth_count++;
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else if (h_body_buf[i] == ')') depth_count--;
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else if (h_body_buf[i] == ',' && depth_count == 0) {
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h_body_buf[i] = '\0';
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expressions[exp_count++] = start;
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start = &h_body_buf[i + 1];
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}
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}
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expressions[exp_count++] = start;
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// 根据表达式与 FORWARD 的名字进行最终映射与插入
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int f_idx = 0;
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for (int i = 0; i < exp_count; i++) {
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trim(expressions[i]);
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if (strlen(expressions[i]) == 0) continue;
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// 4. 对 HANDLE_WM_xxx 中 TRUE 所在位置，直接生成 fBool 参数名插入
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if (strcmp(expressions[i], "TRUE") == 0 || strcmp(expressions[i], "FALSE") == 0) {
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strcpy(final_params[final_param_count].name, "fBool");
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strcpy(final_params[final_param_count].type, "WINBOOL");
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final_param_count++;
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} else {
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if (f_idx < f_param_count) {
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strcpy(final_params[final_param_count].name, f_param_names[f_idx]);
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// 5 & 6. 提取每个参数对应的真实强转类型
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char parsed_type[MAX_NAME_LEN] = {0};
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extract_first_type(expressions[i], parsed_type, f_param_names[f_idx]);
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strcpy(final_params[final_param_count].type, parsed_type);
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final_param_count++;
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f_idx++;
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}
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}
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}
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}
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// 7. 生成格式化内容输出
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printf("#define c_WinGUI_EventFn_WM_%s(fn) \\\n %s fn(", msg_name, return_type);
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for (int i = 0; i < final_param_count; i++) {
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printf("%s %s", final_params[i].type, final_params[i].name);
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if (i < final_param_count - 1) {
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printf(", ");
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}
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}
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printf(")\n\n");
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}
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int main(int argc, char *argv[]) {
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if (argc < 2) {
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fprintf(stderr, "使用方法: %s <windowsx.h 路径>\n", argv[0]);
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return 1;
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}
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FILE *fp = fopen(argv[1], "r");
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if (!fp) {
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perror("打不开文件");
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return 1;
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}
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char line[MAX_LINE_LEN];
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char cached_handle[MAX_LINE_LEN] = {0};
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char current_msg[MAX_NAME_LEN] = {0};
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while (fgets(line, sizeof(line), fp)) {
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line[strcspn(line, "\r\n")] = 0;
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if (strstr(line, "#define HANDLE_WM_")) {
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strcpy(cached_handle, line);
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char *p = strstr(line, "HANDLE_WM_") + 10;
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int idx = 0;
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while (isalnum((unsigned char)p[idx]) || p[idx] == '_') {
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current_msg[idx] = p[idx];
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idx++;
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}
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current_msg[idx] = '\0';
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}
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else if (strstr(line, "#define FORWARD_WM_")) {
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if (strlen(current_msg) > 0 && strstr(line, current_msg)) {
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process_macros(cached_handle, line);
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cached_handle[0] = '\0';
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current_msg[0] = '\0';
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}
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}
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}
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fclose(fp);
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return 0;
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}
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