15windows_15_Edit编辑框

15windows_15_Edit编辑框

  1. #include <windows.h>
  2. #include <iostream>
  3. #include "resource.h"
  5. CHAR szText[256] = { 0 };
  7. #define PrintLog(x) WriteConsole(g_hStdout, x, strlen(x), NULL, NULL)
  9. HINSTANCE g_hInst = NULL; //窗口句柄
  10. HANDLE g_hStdout = NULL; //控制台句柄
  11. HWND g_hEdit = NULL; //保存Edit句柄
  14. //WM_CREATE消息处理
  15. void OnCreate(HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam)
  16. {
  17. 	//创建Edit文本编辑框
  18. 	g_hEdit = CreateWindow("EDIT", "Hello Edit", WS_EX_CLIENTEDGE|WS_VSCROLL | WS_HSCROLL|WS_CHILD | WS_VISIBLE | ES_AUTOHSCROLL | ES_PASSWORD | ES_MULTILINE | ES_AUTOHSCROLL | ES_AUTOHSCROLL | ES_AUTOVSCROLL,
  19. 		0, 0, 100, 200, hWnd, (HMENU)1001, g_hInst, NULL);
  20. }
  21. //让Edit铺满整个客户区
  22. void OnSize(HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam)
  23. {
  24. 	int nWidth = LOWORD(lParam);
  25. 	int nHeight = HIWORD(lParam);
  26. 	if (g_hEdit != NULL)
  27. 	{
  28. 		MoveWindow(g_hEdit, 0, 0, nWidth, nHeight, TRUE);
  29. 	}
  30. }
  31. void OnSave()
  32. {
  33. 	//获取文字长度 WM_GETTEXTLENGTH 用这个消息`
  34. 	LRESULT nTextLen = SendMessage(g_hEdit, WM_GETTEXTLENGTH, 0, 0);
  35. 	//获取文字
  36. 	CHAR *pszBuff = NULL;
  37. 	pszBuff = (CHAR *)malloc(nTextLen + 1); //+1就是为了不越界
  38. 	memset(pszBuff, 0, nTextLen + 1);
  39. 	SendMessage(g_hEdit, WM_GETTEXT, nTextLen + 1 , (LPARAM)pszBuff);
  40. 	//保存文件
  41. 	FILE *pFile = NULL;
  42. 	fopen_s(&pFile, "c:\\1.txt", "w+"); //打开文件
  43. 	fwrite(pszBuff, nTextLen, 1, pFile); //把文件写进文件
  44. 	fclose(pFile);
  45. 	free(pszBuff);
  46. }
  47. void OnOpen()
  48. {
  49. 	//打开文件，读取数据
  50. 	FILE *pFile = NULL;
  51. 	fopen_s(&pFile, "c:\\1.txt", "r");
  52. 	fseek(pFile, 0, SEEK_END);//把fseek移动到文件结尾
  53. 	long nFileLen = ftell(pFile); //获得文件结尾的长度
  54. 	fseek(pFile, 0, SEEK_SET); //把fseek指针移动到原来位置
  56. 	CHAR *pszBuff = (CHAR*)malloc(nFileLen + 1); //多一个字符留给'\0'用
  57. 	memset(pszBuff, 0, nFileLen + 1); //把pszBuff置零
  58. 	fread(pszBuff, nFileLen, 1, pFile); //读取文件内容到buff
  60. 	fclose(pFile);
  61. 	//将字符显示在Edit窗口
  62. 	SendMessage(g_hEdit, WM_SETTEXT, 0, (LPARAM)pszBuff);
  63. }
  64. void OnCommand(HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam)
  65. {
  66. 	int nNotifyCode = HIWORD(wParam);//Ctrl ID
  67. 	int nEventID = LOWORD(wParam); // 事件ID
  68. 	switch (nEventID)
  69. 	{
  70. 	case 1001:
  71. 		switch (nNotifyCode)
  72. 		{
  73. 		case EN_CHANGE: //内容发生变化 
  74. 			//MessageBox(NULL, "EN_CHANGE", "EN", MB_OK);
  75. 			break;
  76. 		}
  77. 		break;
  78. 	case ID_SELALL: //全部选择
  79. 		//发送全选消息
  80. 		SendMessage(g_hEdit, EM_SETSEL, 0, -1); //从第0个开始，到-1结尾
  81. 		break;
  82. 	case ID_COPY: //复制
  83. 		SendMessage(g_hEdit, WM_COPY, 0, 0);
  84. 		break;
  85. 	case ID_PASTE: //粘贴消息
  86. 		SendMessage(g_hEdit, WM_PASTE, 0, 0);
  87. 		break;
  88. 	case ID_SAVE:
  89. 		OnSave();
  90. 		break;
  91. 	case ID_OPEN:
  92. 		OnOpen();
  93. 		break;
  94. 	case ID_EXIT:
  95. 		PostQuitMessage(0);
  96. 		break;
  97. 	}
  98. }
  99. LRESULT CALLBACK WndProc(HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam)
  100. {
  101. 	switch (nMsg)
  102. 	{
  103. 	case WM_CREATE:
  104. 		OnCreate(hWnd, nMsg, wParam, lParam);
  105. 		break;
  106. 	case WM_COMMAND:
  107. 		OnCommand(hWnd, nMsg, wParam, lParam);
  108. 		break;
  109. 	case WM_SIZE:
  110. 		OnSize(hWnd, nMsg, wParam, lParam);
  111. 		break;
  112. 	case WM_DESTROY:
  113. 		PostQuitMessage(0);
  114. 		break;
  115. 	}
  116. 	return DefWindowProc(hWnd, nMsg, wParam, lParam);
  117. }
  119. BOOL RegisterWnd(LPSTR pszClassName)
  120. {
  121. 	WNDCLASSEX wce = { 0 };
  122. 	wce.cbSize = sizeof(wce);
  123. 	wce.cbClsExtra = 0;
  124. 	wce.cbWndExtra = 0;
  125. 	wce.hbrBackground = HBRUSH(COLOR_BTNFACE + 1);
  126. 	wce.hCursor = NULL;
  127. 	wce.hIcon = NULL;
  128. 	wce.hIconSm = NULL;
  129. 	wce.hInstance = g_hInst;
  130. 	wce.lpfnWndProc = WndProc;
  131. 	wce.lpszClassName = pszClassName;
  132. 	wce.lpszMenuName = NULL;
  133. 	wce.style = CS_HREDRAW | CS_VREDRAW;
  135. 	ATOM atom = RegisterClassEx(&wce);
  136. 	if (atom == NULL)
  137. 	{
  138. 		return FALSE;
  139. 	}
  140. 	else
  141. 	{
  142. 		return TRUE;
  143. 	}
  144. }
  146. HWND CreateWnd(LPSTR pszClassName)
  147. {
  148. 	HMENU hMainMenu = LoadMenu(g_hInst, MAKEINTRESOURCE(IDR_MENU1));
  149. 	HWND hWnd = CreateWindowEx(0, pszClassName, "飞天", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
  150. 		CW_USEDEFAULT, NULL, hMainMenu, g_hInst, 0);
  152. 	return hWnd;
  153. }
  155. void ShowWnd(HWND hWnd)
  156. {
  157. 	ShowWindow(hWnd, SW_SHOW);
  158. 	UpdateWindow(hWnd);
  159. }
  161. void Msg()
  162. {
  163. 	MSG msg = { 0 };
  164. 	while (GetMessage(&msg, NULL, 0, 0))
  165. 	{
  166. 		TranslateMessage(&msg);
  167. 		DispatchMessage(&msg);
  168. 	}
  169. }
  171. void ConsoleWnd()
  172. {
  173. 	AllocConsole();
  174. 	g_hStdout = GetStdHandle(STD_OUTPUT_HANDLE);
  176. 	CHAR szText[] = "Debug start:\n";
  177. 	WriteConsole(g_hStdout, szText, strlen(szText), NULL, NULL);
  178. }
  179. int WINAPI WinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPSTR lpCmdLine, _In_ int nShowCmd)
  180. {
  181. 	g_hInst = hInstance;
  182. 	//ConsoleWnd();
  183. 	RegisterWnd("oooo");
  184. 	HWND hWnd = CreateWnd("oooo");
  185. 	ShowWnd(hWnd);
  186. 	Msg();
  187. 	return 0;
  188. }





posted @ 2016-06-10 08:27  -刀狂剑痴-  阅读(203)  评论(0)    收藏  举报