最好是給個列子讓我看看，謝謝
uj5u.com熱心網友回復：
dw_1.Modify(&
"create line(band=Detail" + &
" x1='' y1='' x2='' y2='' name= visible='1'" + &
" pen.style='0'" + &
" pen.width='5' pen.color='33554432' background.mode='2' background.color='1073741824')")
uj5u.com熱心網友回復：
汗，為什么要用PB去畫直線呢 ？自帶有PB控制元件。。
uj5u.com熱心網友回復：
創建線段物件，把線的起始點和終止點坐標定了就行呀uj5u.com熱心網友回復：
string ls_modistr
ls_modistr = 'create line(band=foreground x1="100" y1="200" x2="550" y2="800" name=l_2 visible="1" pen.style="0" pen.width="27" pen.color="255" background.mode="2" background.color="1073741824" )'
dw_1.modify(ls_modistr)
uj5u.com熱心網友回復：
//建立一個名稱為s_point結構
global type s_point from structure
long px
long py
end type
//函式宣告
Function long GetDC(long hWnd) LIBRARY "user32.dll"
Function long CreatePen(int PenStale,int Widths,long ColorRef) LIBRARY "GDI32.dll"
Function long SelectObject(long hDC,long hGDIObj) LIBRARY "GDI32.dll"
FUNCTION boolean MoveToEx(ulong hwnd,long wx, long wy,ref s_point prepos2) LIBRARY "Gdi32.dll"
Function long LineTo(long hdc,long xpos,long ypos) LIBRARY "gdi32.dll"
//畫條紅線
long ll_dc, ll_Pen
s_point str_point
ll_dc = getdc( handle(parent) )
ll_Pen = CreatePen(0, 1, rgb(255,0,0) )
SelectObject( ll_dc, ll_pen )
movetoex( ll_dc, 0, 100, str_point )
LineTo(ll_dc,400,100)
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不外乎以上的方法了轉載請註明出處，本文鏈接：https://www.uj5u.com/shujuku/79286.html
標籤：API 調用
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