using?System;
using?System.Runtime.InteropServices;
using?System.Security;
using?System.Text;
using?System.Windows.Forms;

namespace?WINAPI
{
????public?class?Api
????{

????????///?

????????///?為專(zhuān)門(mén)設(shè)備創(chuàng)建設(shè)備場(chǎng)景
????????///?

????????///?String，傳遞null值給該參數(shù)，除非：1、用DISPLAY，是獲取整個(gè)屏幕的設(shè)備場(chǎng)景；2、用WINSPOOL，則是訪(fǎng)問(wèn)打印驅(qū)動(dòng)
????????///?String，所用專(zhuān)門(mén)設(shè)備的名稱(chēng)。該名由打印管理器分配顯示
????????///?String，用vbNullString傳遞null值給該參數(shù)
????????///?DEVMODE，這個(gè)結(jié)構(gòu)保存初始值。用CreateDCBynum傳遞0（NULL）值則適用默認(rèn)設(shè)置
????????///?
????????[DllImportAttribute（“gdi32.dll“）]
????????public?static?extern?IntPtr?CreateDC（
????????string?lpszDriver???//???驅(qū)動(dòng)名稱(chēng)?????
????????string?lpszDevice???//???設(shè)備名稱(chēng)?????
????????string?lpszOutput???//???無(wú)用，可以設(shè)定位“NULL“?????
????????IntPtr?lpInitData???//???任意的打印機(jī)數(shù)據(jù)?????
????????）;

????????///?

????????///?修改程序分辨率
????????///?

????????///?
????????///?
????????///?
????????[DllImport（“user32.dll“?CharSet?=?CharSet.Auto）]
????????static?extern?int?ChangeDisplaySettings（[In]???ref???DEVMODE?lpDevMode?int?dwFlags）;


????????///?

????????///?這個(gè)函數(shù)能為窗口指定一個(gè)新位置和狀態(tài)。它也可改變窗口在內(nèi)部窗口列表中的位置。該函數(shù)與DeferWindowPos函數(shù)相似，只是它的作用是立即表現(xiàn)出來(lái)的
????????///?

????????///?欲定位的窗口句柄
????????///?窗口句柄。在窗口列表中，窗口hwnd會(huì)置于這個(gè)窗口句柄的后面
????????///?窗口新的x坐標(biāo)
????????///?窗口新的y坐標(biāo)
????????///?指定新的窗口寬度
????????///?指定新的窗口高度
????????///?包含了旗標(biāo)的一個(gè)整數(shù)
????????///?
????????[DllImport（“user32.dll“）]
????????public?static?extern?IntPtr?SetWindowPos（IntPtr?hwnd?HWndInsertAfter?hWndInsertAfter?int?x?int?y?int?cx?int?cy?int?wFlags）;

????????///?

????????///?將一條消息投遞到指定窗口的消息隊(duì)列
????????///?

????????///?窗口句柄
????????///?消息標(biāo)識(shí)符
????????///?具體由消息決定
????????///?具體由消息決定
????????///?
????????[DllImport（“user32.dll“?CharSet?=?CharSet.Unicode）]
????????public?static?extern?IntPtr?PostMessage（IntPtr?hwnd?int?wMsg?IntPtr?wParam?IntPtr?lParam）;

????????///?

????????///?在指定的設(shè)備場(chǎng)景中取得一個(gè)像素的RGB值
????????///?

????????///?一個(gè)設(shè)備場(chǎng)景的句柄
????????///?邏輯坐標(biāo)中要檢查的點(diǎn)
????????///?邏輯坐標(biāo)中要檢查的點(diǎn)
????????///?
????????[DllImport（“gdi32.dll“）]
????????static?extern?int?GetPixel（int?hDC?int?x?int?y）;

????????///?

????????///?設(shè)置窗體最大化最小化
????????///?

????????///?
????????///?
????????///?