17windows_17_listbox列表框

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17windows_17_listbox列表框

  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
  12. HWND g_hSingle = NULL;
  13. HWND g_hMulti = NULL;
  15. void OnCreate(HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam)
  16. {
  17. 	g_hSingle = CreateWindow("LISTBOX", "SINGLE", WS_CHILD | WS_VISIBLE|LBS_NOTIFY/*发送LBN_SELCHANG消息需要*/,
  18. 		50, 50, 200, 400, hWnd, (HMENU)1001, g_hInst, NULL);
  19. 	g_hMulti = CreateWindow("LISTBOX", "SINGLE", WS_CHILD | WS_VISIBLE | LBS_MULTIPLESEL|LBS_NOTIFY/*发送LBN_SELCHANG消息需要*/,
  20. 		350, 50, 200, 400, hWnd, (HMENU)1002, g_hInst, NULL);
  21. }
  23. void OnAdd()
  24. {
  25. 	for (int i = 0; i < 10; i++)
  26. 	{
  27. 		//添加项
  28. 		sprintf_s(szText, 256, "LISTBOX %d",i);
  29. 		SendMessage(g_hSingle, LB_ADDSTRING,
  30. 			0, (LPARAM)szText);
  31. 		SendMessage(g_hMulti, LB_ADDSTRING,
  32. 			0, (LPARAM)szText);
  33. 	}
  34. }
  36. void OnSelect()
  37. {
  38. 	//设置当前选择项
  39. 	SendMessage(g_hSingle, LB_SETCURSEL, 2, 0); //和Combo一样
  41. 	//Multi，设置指定项的选择状态
  42. 	for (int i = 0; i < 10; i++)
  43. 	{
  44. 		SendMessage(g_hMulti, LB_SETSEL, TRUE, i);
  45. 	}
  46. 	//获取所有选择项的数量
  47. 	LRESULT nCount = SendMessage(g_hMulti, LB_GETSELCOUNT, 0, 0);
  48. 	if (nCount == 10)
  49. 	{
  50. 		MessageBox(NULL, "it‘s ten", "OK", MB_OK);
  51. 	}
  52. 	//获取选择项的索引号
  53. 	INT nSel[20] = { 0 };
  54. 	SendMessage(g_hMulti, LB_GETSELITEMS, 20, (LPARAM)nSel);
  56. }
  57. void OnCommand(HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam)
  58. {
  59. 	int nNotifyCode = HIWORD(wParam);
  60. 	int nCtrlID = LOWORD(wParam);
  61. 	switch (nCtrlID)
  62. 	{
  63. 	case ID_LISTBOX_ADDITEM:
  64. 		OnAdd();
  65. 		break;
  66. 	case ID_LISTBOX_SELETEITEM:
  67. 		OnSelect();
  68. 		break;
  69. 	case 1001:
  70. 		switch (nNotifyCode)
  71. 		{
  72. 		case LBN_SELCHANGE:
  73. 			MessageBox(NULL, "LBN_SELCHANG", "LBN", MB_OK);
  74. 			break;
  75. 		}
  76. 		break;
  77. 	case 1002:
  78. 		switch (nNotifyCode)
  79. 		{
  80. 		case LBN_SELCHANGE:
  81. 			MessageBox(NULL, "LBN_SELCHANGMulti", "LBNMulti", MB_OK);
  82. 			break;
  83. 		}
  84. 		break;
  85. 	}
  86. }
  87. LRESULT CALLBACK WndProc(HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam)
  88. {
  89. 	switch (nMsg)
  90. 	{
  91. 		//Create WM_CREATE
  92. 	case WM_CREATE:
  93. 		OnCreate(hWnd, nMsg, wParam, lParam);
  94. 		break;
  95. 		//menu use
  96. 	case WM_COMMAND:
  97. 		OnCommand(hWnd, nMsg, wParam, lParam);
  98. 		break;
  99. 	case WM_DESTROY:
  100. 		PostQuitMessage(0);
  101. 		break;
  102. 	}
  103. 	return DefWindowProc(hWnd, nMsg, wParam, lParam);
  104. }
  106. BOOL RegisterWnd(LPSTR pszClassName)
  107. {
  108. 	WNDCLASSEX wce = { 0 };
  109. 	wce.cbSize = sizeof(wce);
  110. 	wce.cbClsExtra = 0;
  111. 	wce.cbWndExtra = 0;
  112. 	wce.hbrBackground = HBRUSH(COLOR_BTNFACE + 1);
  113. 	wce.hCursor = NULL;
  114. 	wce.hIcon = NULL;
  115. 	wce.hIconSm = NULL;
  116. 	wce.hInstance = g_hInst;
  117. 	wce.lpfnWndProc = WndProc;
  118. 	wce.lpszClassName = pszClassName;
  119. 	wce.lpszMenuName = NULL;
  120. 	wce.style = CS_HREDRAW | CS_VREDRAW;
  122. 	ATOM atom = RegisterClassEx(&wce);
  123. 	if (atom == NULL)
  124. 	{
  125. 		return FALSE;
  126. 	}
  127. 	else
  128. 	{
  129. 		return TRUE;
  130. 	}
  131. }
  133. HWND CreateWnd(LPSTR pszClassName)
  134. {
  135. 	HMENU hMainMENU = LoadMenu(g_hInst, MAKEINTRESOURCE(IDR_MENU1));
  136. 	HWND hWnd = CreateWindowEx(0, pszClassName, "灭天", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
  137. 		CW_USEDEFAULT, NULL, hMainMENU, g_hInst, 0);
  139. 	return hWnd;
  140. }
  142. void ShowWnd(HWND hWnd)
  143. {
  144. 	ShowWindow(hWnd, SW_SHOW);
  145. 	UpdateWindow(hWnd);
  146. }
  148. void Msg()
  149. {
  150. 	MSG msg = { 0 };
  151. 	while (GetMessage(&msg, NULL, 0, 0))
  152. 	{
  153. 		TranslateMessage(&msg);
  154. 		DispatchMessage(&msg);
  155. 	}
  156. }
  158. void ConsoleWnd()
  159. {
  160. 	AllocConsole();
  161. 	g_hStdout = GetStdHandle(STD_OUTPUT_HANDLE);
  163. 	CHAR szText[] = "Debug start:\n";
  164. 	WriteConsole(g_hStdout, szText, strlen(szText), NULL, NULL);
  165. }
  166. int WINAPI WinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPSTR lpCmdLine, _In_ int nShowCmd)
  167. {
  168. 	g_hInst = hInstance;
  169. 	//ConsoleWnd();
  170. 	RegisterWnd("oooo");
  171. 	HWND hWnd = CreateWnd("oooo");
  172. 	ShowWnd(hWnd);
  173. 	Msg();
  174. 	return 0;
  175. }





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