public void setImage(Image image) { checkWidget(); if ((style & SWT.SEPARATOR) != 0) return; if (image != null && image.isDisposed()) error(SWT.ERROR_INVALID_ARGUMENT); super.setImage(image); updateImages(getEnabled() && parent.getEnabled()); }
/** * Sets the image the receiver will display to the argument. * * <p>Note: This operation is a hint and is not supported on platforms that do not have this * concept (for example, Windows NT). Furthermore, some platforms (such as GTK), cannot display * both a check box and an image at the same time. Instead, they hide the image and display the * check box. * * @param image the image to display * @exception SWTException * <ul> * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver * </ul> */ public void setImage(Image image) { checkWidget(); if ((style & SWT.SEPARATOR) != 0) return; super.setImage(image); if (OS.IsWinCE) { if ((OS.IsPPC || OS.IsSP) && parent.hwndCB != 0) { long /*int*/ hwndCB = parent.hwndCB; TBBUTTONINFO info = new TBBUTTONINFO(); info.cbSize = TBBUTTONINFO.sizeof; info.dwMask = OS.TBIF_IMAGE; info.iImage = parent.imageIndex(image); OS.SendMessage(hwndCB, OS.TB_SETBUTTONINFO, id, info); } return; } if (OS.WIN32_VERSION < OS.VERSION(4, 10)) return; MENUITEMINFO info = new MENUITEMINFO(); info.cbSize = MENUITEMINFO.sizeof; info.fMask = OS.MIIM_BITMAP; if (parent.foreground != -1) { info.hbmpItem = OS.HBMMENU_CALLBACK; } else { if (!OS.IsWinCE && OS.WIN32_VERSION >= OS.VERSION(6, 0) && OS.IsAppThemed()) { if (hBitmap != 0) OS.DeleteObject(hBitmap); info.hbmpItem = hBitmap = image != null ? Display.create32bitDIB(image) : 0; } else { info.hbmpItem = image != null ? OS.HBMMENU_CALLBACK : 0; } } long /*int*/ hMenu = parent.handle; OS.SetMenuItemInfo(hMenu, id, false, info); parent.redraw(); }