#include <windows.h>
#include"strsafe.h"
#include"xiejiayi.h"
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow)
{
static TCHAR szAppName[] = TEXT("MyWindows");
HWND hwnd;
MSG msg;
WNDCLASS wndclass;
wndclass.style = CS_HREDRAW | CS_VREDRAW;
wndclass.lpfnWndProc = WndProc;
wndclass.cbClsExtra = 0;
wndclass.cbWndExtra = 0;
wndclass.hInstance = hInstance;
wndclass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
wndclass.hCursor = LoadCursor(NULL, IDC_ARROW);
wndclass.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
wndclass.lpszMenuName = NULL;
wndclass.lpszClassName = szAppName;
if (!RegisterClass(&wndclass))
{
MessageBox(NULL, TEXT("这个程序需要在 Windows NT 才能执行！"), szAppName, MB_ICONERROR);
return 0;
}
hwnd = CreateWindow(szAppName,
TEXT("WIN32"),
WS_OVERLAPPEDWINDOW | WS_VSCROLL,
CW_USEDEFAULT,
CW_USEDEFAULT,
CW_USEDEFAULT,
CW_USEDEFAULT,
NULL,
NULL,
hInstance,
NULL);
ShowWindow(hwnd, iCmdShow);
UpdateWindow(hwnd);
while (GetMessage(&msg, NULL, 0, 0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return msg.wParam;
}
LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
HDC hdc;
PAINTSTRUCT ps;
RECT rect;
static int cxClient,cyClient,cxChar,cyChar,cxClient1,cyClient1,cxCaps;
TCHAR szBuffer[128],szBuffer1[128],szBuffer2[128];
TEXTMETRIC tm;
int i;
size_t iTarget;
switch (message)
{
case WM_CREATE:
hdc = GetDC(hwnd);
GetTextMetrics(hdc, &tm);
cxChar = tm.tmAveCharWidth;
cxCaps = (tm.tmPitchAndFamily & 1 ? 3 : 2)*cxChar / 2;
cyChar = tm.tmHeight + tm.tmExternalLeading;
ReleaseDC(hwnd,hdc);
case WM_PAINT:
hdc = BeginPaint(hwnd, &ps);
for (i = 0; i < NUMLINES; i++)
{
StringCchLength(systemtrics[i].szLabel,1024, &iTarget);
TextOut(hdc,0, i*cyChar,systemtrics[i].szLabel,iTarget);
StringCchLength(systemtrics[i].szDesc, 1024, &iTarget);
TextOut(hdc, 22*cxCaps, i*cyChar, systemtrics[i].szDesc, iTarget);
SetTextAlign(hdc, TA_RIGHT | TA_TOP);
StringCchPrintf(szBuffer, 10, TEXT("%5d"), GetSystemMetrics(systemtrics[i].iIndex));
StringCchLength(szBuffer, 10, &iTarget);
TextOut(hdc, 22 * cxCaps + 40 * cxChar, cyChar*i, szBuffer, iTarget);
}
EndPaint(hwnd, &ps);
return 0;
case WM_DESTROY:
PostQuitMessage(0);
return 0;
}
return DefWindowProc(hwnd, message, wParam, lParam);
}[code]#define NUMLINES ((int)(sizeof systemtrics/sizeof systemtrics [0]))
struct
{
int iIndex;
TCHAR *szLabel;
TCHAR *szDesc;
}
systemtrics[] =
{
SM_CXSCREEN, TEXT("SM_CXSCREEN"),
TEXT("Screen width in pixels"),
SM_CYSCREEN, TEXT("SM_CYSCREEN"),
TEXT("Screen height in pixels"),
SM_CXVSCROLL, TEXT("SM_CXVSCROLL"),
TEXT("Vertical scroll width"),
SM_CYHSCROLL, TEXT("SM_CYHSCROLL"),
TEXT("Horizontal scroll height"),
SM_CYCAPTION, TEXT("SM_CYCAPTION"),
TEXT("Caption bar height"),
SM_CXBORDER, TEXT("SM_CXBORDER"),
TEXT("Window border width"),
SM_CYBORDER, TEXT("SM_CYBORDER"),
TEXT("Window border height"),
SM_CXDLGFRAME, TEXT("SM_CXDLGFRAME"),
TEXT("Dialog window frame width"),
SM_CYDLGFRAME, TEXT("SM_CYDLGFRAME"),
TEXT("Dialog window frame height"),
SM_CXHTHUMB, TEXT("SM_CXHTHUMB"),
TEXT("Horizontal scroll thumb width"),
SM_CYVTHUMB, TEXT("SM_CYVTHUMB"),
TEXT("Vertical scroll thumb width"),
SM_CXICON, TEXT("SM_CXICON"),
TEXT("Icon width"),
SM_CYICON, TEXT("SM_CYICON"),
TEXT("Icon height"),
SM_CXCURSOR, TEXT("SM_CXCURSOR"),
TEXT("Cursor width"),
SM_CYCURSOR, TEXT("SM_CYCURSOR"),
TEXT("Cursor height"),
SM_CYMENU, TEXT("SM_CYMENU"),
TEXT("Menu bar height"),
SM_CXFULLSCREEN, TEXT("SM_CXFULLSCREEN"),
TEXT("Full screen client area width"),
SM_CYFULLSCREEN, TEXT("SM_CYFULLSCREEN"),
TEXT("Full screen client area height"),
SM_CYKANJIWINDOW, TEXT("SM_CYKANJIWINDOW"),
TEXT("Kanji window height"),
SM_MOUSEPRESENT, TEXT("SM_MOUSEPRESENT"),
TEXT("Mouse present flag"),
SM_CYVSCROLL, TEXT("SM_CYVSCROLL"),
TEXT("Vertical scroll arrow height"),
SM_CXHSCROLL, TEXT("SM_CXHSCROLL"),
TEXT("Horizontal scroll arrow width"),
SM_DEBUG, TEXT("SM_DEBUG"),
TEXT("Debug version flag"),
SM_SWAPBUTTON, TEXT("SM_SWAPBUTTON"),
TEXT("Mouse buttons swapped flag"),
SM_CXMIN, TEXT("SM_CXMIN"),
TEXT("Minimum window width"),
SM_CYMIN, TEXT("SM_CYMIN"),
TEXT("Minimum window height"),
SM_CXSIZE, TEXT("SM_CXSIZE"),
TEXT("Min/Max/Close button width"),
SM_CYSIZE, TEXT("SM_CYSIZE"),
TEXT("Min/Max/Close button height"),
SM_CXSIZEFRAME, TEXT("SM_CXMINTRACK"),
TEXT("Window sizing frame width"),
SM_CYSIZEFRAME, TEXT("SM_CYMINTRACK"),
TEXT("Window sizing frame height"),
SM_CXMINTRACK, TEXT("SM_CXMINTRACK"),
TEXT("Minimum window tracking width"),
SM_CYMINTRACK, TEXT("SM_CYMINTRACK"),
TEXT("Minimum window tracking height"),
SM_CXDOUBLECLK, TEXT("SM_CXDOUBLECLK"),
TEXT("Double click x tolerance"),
SM_CYDOUBLECLK, TEXT("SM_CYDOUBLECLK"),
TEXT("Double click y tolerance"),
SM_CXICONSPACING, TEXT("SM_CXICONSPACING"),
TEXT("Horizontal icon spacing"),
SM_CYICONSPACING, TEXT("SM_CYICONSPACING"),
TEXT("Vertical icon spacing"),
SM_MENUDROPALIGNMENT, TEXT("SM_MENUDROPALIGNMENT"),
TEXT("Left or right menu drop"),
SM_PENWINDOWS, TEXT("SM_PENWINDOWS"),
TEXT("Pen extensions installed"),
SM_DBCSENABLED, TEXT("SM_DBCSENABLED"),
TEXT("Double-Byte Char Set enabled"),
SM_CMOUSEBUTTONS, TEXT("SM_CMOUSEBUTTONS"),
TEXT("Number of mouse buttons"),
SM_CXEDGE, TEXT("SM_CXEDGE"),
TEXT("3-D border width"),
SM_CXEDGE, TEXT("SM_CXEDGE"),
TEXT("3-D border height"),
SM_CXMINSPACING, TEXT("SM_CXMINSPACING"),
TEXT("Minimized window spacing width"),
SM_CYMINSPACING, TEXT("SM_CYMINSPACING"),
TEXT("Minimized window spacing height"),
SM_CXSMICON, TEXT("SM_CXSMICON"),
TEXT("Small icon width"),
SM_CYSMICON, TEXT("SM_CYSMICON"),
TEXT("Small icon height"),
SM_CYSMCAPTION, TEXT("SM_CYSMCAPTION"),
TEXT("Small caption height"),
SM_CXSMSIZE, TEXT("SM_CXSMSIZE"),
TEXT("Small caption button width"),
SM_CYSMSIZE, TEXT("SM_CYSMSIZE"),
TEXT("Small caption button height"),
SM_CXMENUSIZE, TEXT("SM_CXMENUSIZE"),
TEXT("Menu bar button width"),
SM_CYMENUSIZE, TEXT("SM_CYMENUSIZE"),
TEXT("Menu bar button height"),
SM_CXMINIMIZED, TEXT("SM_CXMINIMIZED"),
TEXT("Minimized window width"),
SM_CYMAXIMIZED, TEXT("SM_CYMAXIMIZED"),
TEXT("Minimized window height"),
SM_CXMAXTRACK, TEXT("SM_CXMAXTRACK"),
TEXT("Maximum draggable width"),
SM_CYMAXTRACK, TEXT("SM_CYMAXTRACK"),
TEXT("Maximum draggable height"),
SM_CXMAXIMIZED, TEXT("SM_CXMAXIMIZED"),
TEXT("Width of maximized window"),
SM_CYMENUSIZE, TEXT("SM_CYMENUSIZE"),
TEXT("Height of maximized window"),
SM_NETWORK, TEXT("SM_NETWORK"),
TEXT("Network present flag"),
SM_CLEANBOOT, TEXT("SM_CLEANBOOT"),
TEXT("How system was booted"),
SM_CXDRAG, TEXT("SM_CXDRAG"),
TEXT("Avoid drag x tolerance"),
SM_CYDRAG, TEXT("SM_CYDRAG"),
TEXT("Avoid drag y tolerance"),
SM_SHOWSOUNDS, TEXT("SM_SHOWSOUNDS"),
TEXT("Present sounds visually"),
SM_CXMENUCHECK, TEXT("SM_CXMENUCHECK"),
TEXT("Menu check-mark width"),
SM_CYMENUCHECK, TEXT("SM_CYMENUCHECK"),
TEXT("Menu check-mark height"),
SM_SLOWMACHINE, TEXT("SM_SLOWMACHINE"),
TEXT("Slow processor flag"),
SM_MIDEASTENABLED, TEXT("SM_MIDEASTENABLED"),
TEXT("Hebrew and Arabic enabled flag"),
SM_MOUSEWHEELPRESENT, TEXT("SM_MOUSEWHEELPRESENT"),
TEXT("Mouse wheel present flag"),
SM_XVIRTUALSCREEN, TEXT("SM_XVIRTUALSCREEN"),
TEXT("Virtual screen x origin"),
SM_YVIRTUALSCREEN, TEXT("SM_YVIRTUALSCREEN"),
TEXT("Virtual screen y origin"),
SM_CXVIRTUALSCREEN, TEXT("SM_CXVIRTUALSCREEN"),
TEXT("Virtual screen width"),
SM_CYVIRTUALSCREEN, TEXT("SM_CYVIRTUALSCREEN"),
TEXT("Virtual screen height"),
SM_CMONITORS, TEXT("SM_CMONITORS"),
TEXT("Number of monitors"),
SM_SECURE, TEXT("SM_SECURE"),
TEXT("Security present flag"),
SM_SAMEDISPLAYFORMAT, TEXT("SM_SAMEDISPLAYFORMAT"),
TEXT("Same color format flag"),
}
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发表于 2019-7-10 15:58:09
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