在文字标记中搜索的代码 在指定的一个矩形区域内((0,0)-(SizeX,SizeY))添加标牌,每个标牌都是大小固定的矩形(sx,sy),每个标牌有个初始指定的左上方位置,如果该标牌没有与已经放置的其它标牌重叠的话,便就放置在该位置,否则在离该初始位置最近的空隙地方放置该标牌,直到没有地方放置为止(返回一个代表没有空闲位置的返回值)。 int x0,y0; //当前目标点中心坐标 int x,y; //当前标牌
Option Explicit '函数声明 Private Declare Function GetPixel Lib "gdi32" (ByVal hDC As Long, ByVal X As Long, _ ByVal Y As Long) As Long Private Declare Function SetWindowRgn Lib "user32" (ByVal hWnd As Long, _ ByVal hRgn As Long, ByVal bRedraw As Boolea
由于使用了一些新的函数，本程序必须在Windows2000下运行。 Option Explicit Public Declare Function GetObjectAPI Lib "gdi32" Alias "GetObjectA" (ByVal hObject As Long, ByVal nCount As Long, lpObject As Any) As Long Public Declare Function DeleteObject Lib "gdi32" (ByVal hObj
Windows API 一日一练(28)CreateFont 函数------------------------------------------------------ 59 Windows API 一日一练(29)SelectObject 和 DeleteObject 函数 -------------------- 61 Windows API 一日一练(30)GetTextMetrics 函数----------------------------------------------
窗口全透明完整代码 Private Declare Function GetWindowRect Lib "user32" (ByVal hWnd As _ Long, lpRECT As RECT) As Long Private Declare Function GetClientRect Lib "user32" (ByVal hWnd As _ Long, lpRECT As RECT) As Long Private Declare Function CombineRgn Lib "
Purpose Make a form with a hole in it. Method Use CreateRectRgn to make a region that includes the whole form. Use CreateEllipticRgn to create a region in the center. Use CombineRgn to subtract the second region from the first. Then use SetWindowRgn
