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| #include "pch.h" #include <windows.h> #include <stdint.h> #include <stdio.h> #include <iostream> #include <time.h> #include <errno.h> #include <ctype.h> #include <string.h> #include <stdlib.h> #include <stdbool.h> #include <io.h> #include <direct.h> using namespace std;
#define MAX_VALUE 64
#define PRINT_ERRMSG(STR) fprintf(stderr,"line:%d,msg:%s,eMsg:%s\n", __LINE__, STR, strerror(errno))
typedef struct _option { char key[MAX_VALUE]; char value[MAX_VALUE]; struct _option *next; } Option;
typedef struct _data { char section[MAX_VALUE]; Option *option; struct _data *next; } Data;
typedef struct { char comment; char separator; char re_string[MAX_VALUE]; int re_int; bool re_bool; double re_double; Data *data; } Config;
bool str_empty(const char *string) { return NULL == string || 0 == strlen(string); }
bool cnf_add_option(Config *cnf, const char *section, const char *key, const char *value) { if (NULL == cnf || str_empty(section) || str_empty(key) || str_empty(value)) { return false; }
Data *p = cnf->data; while (NULL != p && 0 != strcmp(p->section, section)) { p = p->next; }
if (NULL == p) { Data *ps = (Data*)malloc(sizeof(Data)); if (NULL == ps) { exit(-1); } strcpy(ps->section, section); ps->option = NULL; ps->next = cnf->data; cnf->data = p = ps; }
Option *q = p->option; while (NULL != q && 0 != strcmp(q->key, key)) { q = q->next; }
if (NULL == q) { q = (Option*)malloc(sizeof(Option)); if (NULL == q) { exit(-1); } strcpy(q->key, key); q->next = p->option; p->option = q; } strcpy(q->value, value);
return true; }
bool strip_comments(char *string, char comment) { if (NULL == string || '\n' == *string || '\r' == *string) { return false; }
char *p, *q; for (p = q = string; *p != '\0' && *p != comment; p++) { if (0 == isspace(*p)) { *q++ = *p; } } *q = '\0';
return 0 != strlen(string); }
Config *cnf_read_config(const char *filename, char comment, char separator) { Config *cnf = (Config*)malloc(sizeof(Config)); cnf->comment = comment; cnf->separator = separator; cnf->data = NULL;
if (str_empty(filename)) { return cnf; }
char *p, sLine[MAX_VALUE]; char section[MAX_VALUE], key[MAX_VALUE], value[MAX_VALUE]; FILE *fp = fopen(filename, "r"); if (NULL == fp) { PRINT_ERRMSG("fopen"); exit(errno); }
while (NULL != fgets(sLine, MAX_VALUE, fp)) { if (strip_comments(sLine, cnf->comment)) { if ('[' == sLine[0] && ']' == sLine[strlen(sLine) - 1]) { memset(section, '\0', MAX_VALUE); strncpy(section, sLine + 1, strlen(sLine) - 2); } else if (NULL != (p = strchr(sLine, cnf->separator))) { memset(key, '\0', MAX_VALUE); strncpy(key, sLine, p - sLine); strcpy(value, p + 1); cnf_add_option(cnf, section, key, value); } } }
fclose(fp); return cnf; }
bool cnf_get_value(Config *cnf, const char *section, const char *key) { Data *p = cnf->data; while (NULL != p && 0 != strcmp(p->section, section)) { p = p->next; }
if (NULL == p) { PRINT_ERRMSG("section not find!"); return false; }
Option *q = p->option; while (NULL != q && 0 != strcmp(q->key, key)) { q = q->next; }
if (NULL == q) { PRINT_ERRMSG("key not find!"); return false; }
strcpy(cnf->re_string, q->value); cnf->re_int = atoi(cnf->re_string); cnf->re_bool = 0 == strcmp("true", cnf->re_string); cnf->re_double = atof(cnf->re_string);
return true; }
Data *cnf_has_section(Config *cnf, const char *section) { Data *p = cnf->data; while (NULL != p && 0 != strcmp(p->section, section)) { p = p->next; }
if (NULL == p) { return NULL; }
return p; }
Option *cnf_has_option(Config *cnf, const char *section, const char *key) { Data *p = cnf_has_section(cnf, section); if (NULL == p) { return NULL; }
Option *q = p->option; while (NULL != q && 0 != strcmp(q->key, key)) { q = q->next; } if (NULL == q) { return NULL; }
return q; }
bool cnf_write_file(Config *cnf, const char *filename, const char *header) { FILE *fp = fopen(filename, "w"); if (NULL == fp) { PRINT_ERRMSG("fopen"); exit(errno); }
if (0 < strlen(header)) { fprintf(fp, "%c %s\n\n", cnf->comment, header); }
Option *q; Data *p = cnf->data; while (NULL != p) { fprintf(fp, "[%s]\n", p->section); q = p->option; while (NULL != q) { fprintf(fp, "%s %c %s\n", q->key, cnf->separator, q->value); q = q->next; } p = p->next; }
fclose(fp); return true; }
bool cnf_remove_option(Config *cnf, const char *section, const char *key) { Data *ps = cnf_has_section(cnf, section); if (NULL == ps) { return NULL; }
Option *p, *q; q = p = ps->option; while (NULL != p && 0 != strcmp(p->key, key)) { if (p != q) { q = q->next; } p = p->next; }
if (NULL == p) { return NULL; }
if (p == q) { ps->option = p->next; } else { q->next = p->next; }
free(p); q = p = NULL;
return true; }
bool cnf_remove_section(Config *cnf, const char *section) { if (str_empty(section)) { return false; }
Data *p, *q; q = p = cnf->data; while (NULL != p && 0 != strcmp(p->section, section)) { if (p != q) { q = q->next; } p = p->next; }
if (NULL == p) { return false; }
if (p == q) { cnf->data = p->next; } else { q->next = p->next; }
Option *o = p->option; while (NULL != o) { free(o); o = o->next; } p->option = NULL; free(p); q = p = NULL;
return true; }
void print_config(Config *cnf) { Data *p = cnf->data; while (NULL != p) { printf("[%s]\n", p->section);
Option *q = p->option; while (NULL != q) { printf(" %s %c %s\n", q->key, cnf->separator, q->value); q = q->next; } p = p->next; } }
char preName[255]; double scale = 1.0; void ShootScreen(const char* filename, HWND hWnd) { HDC hdc = CreateDC("DISPLAY", NULL, NULL, NULL); int32_t ScrWidth = 0, ScrHeight = 0; RECT rect = { 0 }; if (hWnd == NULL) { ScrWidth = GetDeviceCaps(hdc, HORZRES); ScrHeight = GetDeviceCaps(hdc, VERTRES); } else { GetWindowRect(hWnd, &rect); ScrWidth = (rect.right * scale - rect.left * scale) ; ScrHeight = (rect.bottom * scale - rect.top * scale); } HDC hmdc = CreateCompatibleDC(hdc);
HBITMAP hBmpScreen = CreateCompatibleBitmap(hdc, ScrWidth, ScrHeight); HBITMAP holdbmp = (HBITMAP)SelectObject(hmdc, hBmpScreen);
BITMAP bm; GetObject(hBmpScreen, sizeof(bm), &bm);
BITMAPINFOHEADER bi = { 0 }; bi.biSize = sizeof(BITMAPINFOHEADER); bi.biWidth = bm.bmWidth; bi.biHeight = bm.bmHeight; bi.biPlanes = bm.bmPlanes; bi.biBitCount = bm.bmBitsPixel; bi.biCompression = BI_RGB; bi.biSizeImage = bm.bmHeight * bm.bmWidthBytes;
char *buf = new char[bi.biSizeImage]; BitBlt(hmdc, 0, 0, ScrWidth, ScrHeight, hdc, rect.left * scale, rect.top * scale, SRCCOPY); GetDIBits(hmdc, hBmpScreen, 0L, (DWORD)ScrHeight, buf, (LPBITMAPINFO)&bi, (DWORD)DIB_RGB_COLORS);
BITMAPFILEHEADER bfh = { 0 }; bfh.bfType = ((WORD)('M' << 8) | 'B'); bfh.bfSize = sizeof(BITMAPFILEHEADER) + sizeof(BITMAPINFOHEADER) + bi.biSizeImage; bfh.bfOffBits = sizeof(BITMAPFILEHEADER) + sizeof(BITMAPINFOHEADER); HANDLE hFile = CreateFile(filename, GENERIC_WRITE, 0, 0, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0); DWORD dwWrite; WriteFile(hFile, &bfh, sizeof(BITMAPFILEHEADER), &dwWrite, NULL); WriteFile(hFile, &bi, sizeof(BITMAPINFOHEADER), &dwWrite, NULL); WriteFile(hFile, buf, bi.biSizeImage, &dwWrite, NULL); CloseHandle(hFile); hBmpScreen = (HBITMAP)SelectObject(hmdc, holdbmp); }
HHOOK g_kb_hook = NULL; int keyCode = 0; LRESULT CALLBACK kb_proc(int code, WPARAM w, LPARAM lparam) { PKBDLLHOOKSTRUCT p = (PKBDLLHOOKSTRUCT)lparam; if (w == WM_KEYDOWN) { cout << "你按下了键盘码为:" << p->vkCode << "的键" << endl; if (p->vkCode == keyCode) { HWND hwndPointNow = NULL; hwndPointNow = GetForegroundWindow(); if (hwndPointNow) { time_t timep; int t = time(&timep); static int preT = 0; static int cnt = 0; if (preT == t) { cnt++; } else { cnt = 0; } char name[256] = { 0 };
sprintf_s(name, 256, "%s/%d%d.bmp", preName, t, cnt); preT = t;
printf("[截图捕获成功,名称为:%s]\n", name); ShootScreen(name, hwndPointNow); } else { cout << "Error!!" << endl; } } } return CallNextHookEx(g_kb_hook, code, w, lparam); }
int32_t main() { char fileName[] = "config.ini";
FILE *fp = fopen(fileName, "r"); Config *cnf = NULL; if (fp == NULL) { cnf = new Config(); cnf->comment = '#'; cnf->separator = '=';
cnf_add_option(cnf, "config", "keyboard", "162"); cnf_add_option(cnf, "config", "scale", "1.25"); } else { cnf = cnf_read_config(fileName, '#', '='); } if(fp != NULL) fclose(fp); if (NULL == cnf) { return -1; }
cnf_get_value(cnf, "config", "keyboard"); keyCode = cnf->re_int; cnf_get_value(cnf, "config", "scale"); scale = cnf->re_double;
cnf_write_file(cnf, fileName, "这是一个配置文件,keyboard表示截屏的快捷键,scale表示WIN10屏幕缩放的比例(右键桌面->显示设置->缩放与布局)"); printf("============================================================================================\n"); printf("说明:\n"); printf("这是一个方便大量截图的工具,只需要按键盘上的一个键,就可以很轻松的捕获当前活动窗口的截图\n"); printf("默认截图按键是Ctrl,键盘代码是162,如果想要更改,请打开软件同目录下的config.ini\n"); printf("Win10有一个缩放与布局,如果截图与想要的不符,请修改config.ini下面的scale属性,默认是1.25\n"); printf("============================================================================================\n"); printf("为本次的截图任务起一个名字吧(请不能要含特殊符号):"); cin >> preName; if (_access(preName, 0) == -1) { _mkdir(preName); } printf("开始截图,每当你按下对应按键的时候,都会产生鼠标下窗口的一张图片\n");
HINSTANCE glhInstance = NULL; glhInstance = GetModuleHandle(NULL); g_kb_hook = SetWindowsHookEx(WH_KEYBOARD_LL, &kb_proc, glhInstance, 0); if (g_kb_hook == NULL) { printf("SetWindowsHookEx error!"); exit(0); } MSG msg; while (GetMessage(&msg, NULL, 0, 0)) { TranslateMessage(&msg); DispatchMessage(&msg); } UnhookWindowsHookEx(g_kb_hook); return 0;
}
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