Android: theme = "@ Android: style/theme. Dialog": the activity is displayed in the dialog box mode.
Android: theme = "@ Android: style/theme. notitlebar": The application title bar is not displayed.
Android: theme = "@ Android: style/theme. notitlebar. fullscreen": The application title bar is not displayed and displayed in full screen.
Android: theme = "theme. Light": the background is white.
Android: theme = "theme. Light. notitlebar": the white background does not have a title bar.
Android: theme = "theme. Light. notitlebar. fullscreen": white background, no title bar, full screen
Android: theme = "theme. Black": black background
Android: theme = "theme. Black. notitlebar": The black background does not have a title bar.
Android: theme = "theme. Black. notitlebar. fullscreen": black background, no title bar, full screen
Android: theme = "theme. Wallpaper": Use the system desktop as the background of the application.
Android: theme = "theme. wallpaper. notitlebar": uses the system desktop as the background of the application without a title bar.
Android: theme = "theme. wallpaper. notitlebar. fullscreen": uses the system desktop as the background of the application. It has no title bar and is full screen.
Android: theme = "theme. Translucent: transparent background
Android: theme = "theme. translucent. notitlebar": the transparent background has no title.
Android: theme = "theme. translucent. notitlebar. fullscreen": transparent background with no title, full screen
Android: theme = "theme. Panel": Panel style display
Android: theme = "theme. Light. Panel": flat display