lwuit引用res的image出错

chen8401314 2011-03-31 11:30:36



Resources r = Resources.open("/resources.res");

image = Image.createImage(r.getImage("test"));

label = new Label(image);

mainMenu.addComponent(label);

引入本地image没问题，在引用res资源里的image就会报以下的错误



java.lang.ClassCastException

	at com.sun.lwuit.impl.midp.GameCanvasImplementation.getImageWidth(+1)

	at com.sun.lwuit.Image.getWidth(+53)

	at com.sun.lwuit.plaf.DefaultLookAndFeel.getPreferredSize(+42)

	at com.sun.lwuit.plaf.DefaultLookAndFeel.getButtonPreferredSize(+31)

	at com.sun.lwuit.Button.calcPreferredSize(+10)

	at com.sun.lwuit.Component.preferredSize(+31)

	at com.sun.lwuit.Component.getPreferredSize(+4)

	at com.sun.lwuit.Component.getPreferredW(+4)

	at com.sun.lwuit.layouts.CoordinateLayout.getPreferredSize(+42)

	at com.sun.lwuit.Container.calcPreferredSize(+8)

	at com.sun.lwuit.Component.preferredSize(+31)

	at com.sun.lwuit.Component.getPreferredSize(+4)

	at com.sun.lwuit.Component.getPreferredH(+4)

	at com.sun.lwuit.layouts.BoxLayout.getPreferredSize(+37)

	at com.sun.lwuit.Container.calcPreferredSize(+8)

	at com.sun.lwuit.Component.calcScrollSize(+4)

	at com.sun.lwuit.Component.getScrollDimension(+26)

	at com.sun.lwuit.Container.isScrollableY(+11)

	at com.sun.lwuit.Component.getSideGap(+4)

	at com.sun.lwuit.layouts.BoxLayout.layoutContainer(+8)

	at com.sun.lwuit.Container.doLayout(+8)

	at com.sun.lwuit.Container.layoutContainer(+16)

	at com.sun.lwuit.Container.doLayout(+38)

	at com.sun.lwuit.Container.layoutContainer(+16)

	at com.sun.lwuit.Form.initFocused(+22)

	at com.sun.lwuit.Form.show(+28)

	at com.sun.lwuit.Form.show(+5)

	at com.sun.lwuit.uidemo.UIDemoMIDlet.setMainForm(+198)

	at com.sun.lwuit.uidemo.UIDemoMIDlet.startApp(+15)

	at javax.microedition.midlet.MIDletProxy.startApp(+7)

	at com.sun.midp.midlet.Scheduler.schedule(+270)

	at com.sun.midp.main.Main.runLocalClass(+28)

	at com.sun.midp.main.Main.main(+80)