SWT内嵌，实现代填自动登录

package agree.SWT;


import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;


import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ControlAdapter;
import org.eclipse.swt.events.ControlEvent;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.internal.win32.MSG;
import org.eclipse.swt.internal.win32.OS;
import org.eclipse.swt.internal.win32.RECT;
import org.eclipse.swt.internal.win32.SHELLEXECUTEINFO;
import org.eclipse.swt.internal.win32.TCHAR;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;


public class SWTOSTest {
private Shell sShell = null; // @jve:decl-index=0:visual-constraint="10,10"
private Composite composite = null;
private RECT pRect  = new RECT();
private RECT rect  = new RECT();
static int notepadHwnd = 0;
static int childHwnd = 0;
static int childHwnd1 = 0;
static int childHwnd2= 0;
static int childHwnd3 = 0;


/**
* @param args
*/
public static void main(String[] args) {
Display display = Display.getDefault();
SWTOSTest thisClass = new SWTOSTest();


thisClass.createSShell();
thisClass.sShell.open();
thisClass.translate();

while (!thisClass.sShell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}


private void translate() {

String msg = "王欲鸿";
String msgpsw = "123456";
int childHwnd = OS.GetWindow(notepadHwnd, OS.GW_CHILD);
OS.GetWindowRect(notepadHwnd, pRect);
OS.GetWindowRect(childHwnd, rect);
while(childHwnd1==0||childHwnd2==0||childHwnd3==0){
if(rect.left-pRect.left==18&&rect.top-pRect.top==16&&rect.right-pRect.left==248&&rect.bottom-pRect.top==51){
childHwnd1 = childHwnd; 
}
else if(rect.left-pRect.left==18&&rect.top-pRect.top==66&&rect.right-pRect.left==248&&rect.bottom-pRect.top==101){
childHwnd2 = childHwnd;
}
else if(rect.left-pRect.left==18&&rect.top-pRect.top==116&&rect.right-pRect.left==218&&rect.bottom-pRect.top==146){
childHwnd3 = childHwnd;
}
childHwnd = OS.GetWindow(childHwnd, OS.GW_HWNDNEXT);
OS.GetWindowRect(childHwnd, rect);
}
OS.SendMessage(childHwnd1, OS.WM_SETTEXT, 0,
new TCHAR(0, msg, true));
OS.SendMessage(childHwnd2, OS.WM_SETTEXT, 0,
new TCHAR(0, msgpsw, true));
int sendMessage =OS.SendMessage(childHwnd3, OS.WM_LBUTTONDOWN, 0, 0);
System.out.println("sendMessage:" + sendMessage);
}


/**
* This method initializes sShell
*/
private void createSShell() {
sShell = new Shell();
sShell.setText("Shell");
sShell.setLayout(new FillLayout());


composite = new Composite(sShell, SWT.NONE);
composite.setBounds(0, 0, 800, 600);
composite.setBackground(sShell.getDisplay().getSystemColor(
SWT.COLOR_BLACK));
composite.setLayout(new FillLayout());
composite.addControlListener(new ControlAdapter() {
public void controlResized(ControlEvent e) {
if (notepadHwnd != 0) {
Rectangle cRect = ((Composite) (e.widget)).getClientArea();
// 全屏
OS.SetWindowPos(notepadHwnd, 0, 0, 0, cRect.width,
cRect.height, OS.SWP_NOZORDER | OS.SWP_NOACTIVATE
| OS.SWP_ASYNCWINDOWPOS);
// 居中


/*
* RECT sRect = new RECT(); OS.GetClientRect(notepadHwnd,
* sRect); int w = sRect.right - sRect.left; int h =
* sRect.bottom - sRect.top; OS.SetWindowPos(notepadHwnd, 0,
* (cRect.width - w) / 2,(cRect.height - h) / 2, w, h - 20,
* OS.SWP_NOZORDER | OS.SWP_NOACTIVATE |
* OS.SWP_ASYNCWINDOWPOS);
*/
}
}
});
sShell.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent arg0) {
if (notepadHwnd != 0) {
OS.SendMessage(notepadHwnd, OS.WM_CLOSE, 0, 0);
}
}
});


try {
startNotePad();
sShell.layout(); // 窗口布局生效
sShell.open();
} catch (Exception e) {
}


}


private boolean executeProg(String fileName) throws Exception {
int hHeap = OS.GetProcessHeap();
TCHAR buffer = new TCHAR(0, fileName, true);
int byteCount = buffer.length() * TCHAR.sizeof;
/**
* 用来在指定的堆上分配内存，并且分配后的内存不可移动
* 
* @return 当前数据地址
*/
int lpFile = OS.HeapAlloc(hHeap, OS.HEAP_ZERO_MEMORY, byteCount);
/**
* 复制内存(目的数据的地址,来源数据的地址,复制数据的字节数)
*/
OS.MoveMemory(lpFile, buffer, byteCount);
SHELLEXECUTEINFO info = new SHELLEXECUTEINFO();
info.cbSize = SHELLEXECUTEINFO.sizeof;
info.lpFile = lpFile;
// 隐藏启动
info.nShow = OS.SW_HIDE;
boolean result = OS.ShellExecuteEx(info);
if (lpFile != 0)
OS.HeapFree(hHeap, 0, lpFile);
return result;
}


protected void startNotePad() throws Exception {
// "notepad.exe"为待启动的程序名
executeProg("C:\\Users\\赵乾泽\\Desktop\\HelloSWT.exe");


// "Notepad"为被嵌套程序窗口的ClassName(Win32级别)，可以使用Spy++等工具查看
while (notepadHwnd == 0) {
notepadHwnd = OS.FindWindow(new TCHAR(0, "SWT_Window0", true),
new TCHAR(0, "Hello SWT", true)); // Notepad,rsedc_wclass
Thread.sleep(10);
}


// &~WS_BORDER去掉内嵌程序边框，这样看起来更像一个内嵌的程序。如果需要显示边框，则将这两行代码删除
int oldStyle = OS.GetWindowLong(notepadHwnd, OS.GWL_STYLE);
OS.SetWindowLong(notepadHwnd, OS.GWL_STYLE, oldStyle & ~OS.WS_BORDER);


// composite为承载被启动程序的控件
OS.SetParent(notepadHwnd, composite.handle);
// 窗口最大化
OS.SendMessage(notepadHwnd, OS.WM_SYSCOMMAND, OS.SC_MAXIMIZE, 0);
OS.SendMessage(notepadHwnd, OS.WM_CHANGEUISTATE, 0, 0);



}
}