I try to pop the main screen using UiApplication.getUiApplication().popScreen(getScreen());
But after executing this line main screen not poped and my application hanged. And I received the following message from console.
FocusHistory: Focus lost; App AppName; Component net.rim.device.api.ui.component.ButtonField
尝试使用
UiApplication.getUiApplication.popScreen(UiApplication.getUiApplication().getA ctiveScreen())
UiApplication.getUiApplication()。
Or
UiApplication.getUiApplication().popScreen(UiApplication.getUiApplication()。
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