Java WinDef.HWND属性代码示例

/**
 * Captures the window.
 *
 * @param hwnd The window to capture.
 * @param filename Name to save the output into.
 * @throws AWTException Robot exception.
 * @throws IOException IO Exception.
 */
public static void capture(final WinDef.HWND hwnd,
                           final String filename)
        throws AWTException, IOException, Win32Exception {
    ensureWinApiInstances();
    
    WinDef.RECT rect = new WinDef.RECT();

    if (!user32.GetWindowRect(hwnd, rect)) {
        throw new Win32Exception(kernel32.GetLastError());
    }

    Rectangle rectangle = new Rectangle(rect.left, rect.top, rect.right -rect.left, rect.bottom -rect.top);

    BufferedImage image = new Robot().createScreenCapture(rectangle);

    ImageIO.write(image, "png", new File(filename));
}
 

@Test
public void testStartProcess_Starts_Notepad() {
    try {
        Utils.startProcess("notepad.exe");

        this.andRest();

        WinDef.HWND hwnd = User32.INSTANCE.FindWindow(null, getLocal("notepad.title"));

        assertTrue("startProcess - no process", hwnd != null);
    } catch (IOException io) {
        assertTrue("startProcess: " + io.getMessage(), false);
    }

    assertTrue("startProcess", true);
}
 

@Test
public void testQuitProcess_Quits_Notepad() {
    try {
        Utils.startProcess("notepad.exe");

        WinDef.HWND hwnd = User32.INSTANCE.FindWindow(null, getLocal("notepad.title"));

        if (hwnd != null) {
            Utils.quitProcess(hwnd);
        }
    } catch (IOException io) {
        assertTrue("quitProcess: " + io.getMessage(), false);
    }

    assertTrue("quitProcess", true);
}
 

@Test
public void testCloseWindow_Closes_Notepad() {
    try {
        Utils.startProcess("notepad.exe");

        WinDef.HWND hwnd = User32.INSTANCE.FindWindow(null, getLocal("notepad.title"));

        if (hwnd != null) {
            Utils.closeWindow(hwnd);
        }
    } catch (IOException io) {
        assertTrue("quitProcess: " + io.getMessage(), false);
    }

    assertTrue("quitProcess", true);
}
 

private void reloadSessions() {
   WinDef.HWND hwnd = new WinDef.HWND(Native.getWindowPointer(MainFrame.this));
   WinDef.HMENU systemMenu = user32.GetSystemMenu(hwnd, new WinDef.BOOL(0));
   if (sessionsSeparatorPos > 0) {
      for (int i = sessionsSeparatorPos; i >= 0; i--) {
         user32.DeleteMenu(systemMenu, new WinDef.UINT(i), User32.MF_BYPOSITION);
      }
   }
   mapCustomMenuHandlers.clear();
   sessionsSeparatorPos = 0;
   try {
      File kittyHomeFile = new File(kittyHome);
      if (kittyHomeFile.isDirectory()) {
         for (File sessions : kittyHomeFile.listFiles()) {
            if (sessions.isDirectory() && "Sessions".equals(sessions.getName())) {
               sessionsSeparatorPos = loadSessions(systemMenu, mapCustomMenuHandlers, "", sessions, 0);
               if (sessionsSeparatorPos > 0) {
                  WinUtil.InsertMenuSeparator(systemMenu, sessionsSeparatorPos, ++CUSTOM_MENU_LAST_ID);
               }
            }
         }
      }
   } catch (UnsupportedEncodingException ex) {
      throw new RuntimeException("Error reloading esssions!", ex);
   }
}
 

public static WindowHolder findChildWindowByText(WindowHolder parenWindow, String text) {
	WinDef.DWORD fiveButton = new WinDef.DWORD(Long.parseLong(text));
	WinDef.HWND fiveButtonWnd = user32.GetWindow(parenWindow.getParentWindow(), fiveButton);
	if (fiveButtonWnd == null) {
		return null;
	}
	WINDOWINFO pwi = new WINDOWINFO();
	System.out.println(user32.GetWindowInfo(fiveButtonWnd, pwi));
	WindowHolder windowHolder = new WindowHolder(fiveButtonWnd, pwi);
	return windowHolder;
}
 

/**
 * Closes the given window.
 *
 * @param handle The handle of the window to close.
 */
public static void closeWindow(final WinDef.HWND handle) {
    ensureWinApiInstances();
    
    user32.PostMessage(handle,
            WinUser.WM_CLOSE,
            null,
            null);
}
 

/**
 * Sets transparency of the window.
 * @param alpha 0..255 alpha attribute.
 * @throws Win32Exception WIN32 call has failed.
 * @throws AutomationException Something is wrong in automation.
 */
public void setTransparency(int alpha) throws Win32Exception, AutomationException {
    WinDef.HWND hwnd = this.getNativeWindowHandle();

    if (user32.SetWindowLong(hwnd, User32.GWL_EXSTYLE, User32.WS_EX_LAYERED) == 0) {
        throw new Win32Exception(Kernel32.INSTANCE.GetLastError());
    }

    if (!user32.SetLayeredWindowAttributes(hwnd, 0, (byte)alpha, User32.LWA_ALPHA)) {
        throw new Win32Exception(Kernel32.INSTANCE.GetLastError());
    }
}
 

/**
 * Closes the window.
 *
 * @param title Title of the window to close.
 */
public void close(final String title) {
    if (user32 == null) {
        user32 = User32.INSTANCE;
    }

    WinDef.HWND hwnd = user32.FindWindow(null, title);

    if (hwnd != null) {
        Utils.closeWindow(hwnd);
    }
}
 

/**
 * Quits the process.
 *
 * @param title Title of the window of the process to quit.
 */
public void quit(final String title) {
    if (user32 == null) {
        user32 = User32.INSTANCE;
    }

    WinDef.HWND hwnd = user32.FindWindow(null, title);

    if (hwnd != null) {
        Utils.quitProcess(hwnd);
    }
}
 

private static void setTransparent(Component w) {
        WinDef.HWND hwnd = getHWnd(w);
        int wl = User32.INSTANCE.GetWindowLong(hwnd, WinUser.GWL_EXSTYLE);
//        wl = wl | WinUser.WS_EX_LAYERED | WinUser.WS_EX_TRANSPARENT;
        wl = wl | WinUser.WS_EX_LAYERED | WinUser.WS_EX_TRANSPARENT;
        User32.INSTANCE.SetWindowLong(hwnd, WinUser.GWL_EXSTYLE, wl);
    }
 

@After
public void cleanUp() {
	
	while (true) {
		WinDef.HWND hwnd = User32.INSTANCE.FindWindow(null, getLocal("notepad.title"));
		if (hwnd == null) {
			break;
		}
        Utils.closeWindow(hwnd);
	}
}
 

@After
public void tearDown() {
    // Must be a better way of doing this????
    this.andRest();

    WinDef.HWND hwnd = User32.INSTANCE.FindWindow(null, getLocal("notepad.title"));

    if (hwnd != null) {
        Utils.quitProcess(hwnd);
    }
}
 

/**
 * Get the window handle from the OS
 */
private static WinDef.HWND getHWnd(Component w) {
    WinDef.HWND hwnd = new WinDef.HWND();
    hwnd.setPointer(Native.getComponentPointer(w));
    return hwnd;
}
 

private static WinDef.HWND getHWnd(Component w) {
    WinDef.HWND hwnd = new WinDef.HWND();
    hwnd.setPointer(Native.getComponentPointer(w));
    return hwnd;
}