This topic describes how you can use Smart Hub Preview to show deep links to application content in the Smart Hub launcher. The Smart Hub Preview feature allows you to show content when the user hovers over your application icon in the launcher. The user can click the preview tile to open the content directly within the application. You can use the preview to promote new or personalized content to the user. All Samsung TVs since 2. Smart Hub Preview. It is also supported on the TV emulator since Tizen TV Extension 2. History Formation and Pokmon Theme Music Video 20022006. The franchise began when Anthony Padilla built a website in 2002, smosh. Figure 1. Preview panel. There are 2 kinds of previews. You can select 1 of them for your application Public preview shows the same preview content to all users. Official site for extensions and themes for Mozilla Products, including Firefox, Thunderbird, and SeaMonkey. The preview content is defined by a remotely hosted JSON file. You can configure the JSON file to expire and refresh at a specific time. Personal preview shows preview content personalized for the user. The preview content is defined by a JSON file managed by a background service application running on the TV. You can implement the preview to suit the content of the application. For example A video application can have sections for Popular videos, Resume playing, and My playlists. X/b/d/bd04c6b122fb25c1e23d701f109844e89fac9977.jpg' alt='Video Hub Theme Download' title='Video Hub Theme Download' />A sports application can have sections for Top games this week and My team. A news application can have sections for Todays headlines and Local weather. A games application can have sections for Top games now and Recently played games. The following figure illustrates the parts of the preview feature. Figure 2. Preview parts. The launcher contains icons for quick access to common functions and applications. When the user hovers over the application icon in the launcher, the preview panel is shown. The preview panel can have multiple sections. Each section can have multiple tiles. Each tile deep links directly to content within an application. When the user clicks a tile, the application opens to the deep linked content. Preview Content Policy. The Samsung Apps TV policy defines requirements for the content shown in Smart Hub Preview. You can use the preview to Link directly to media content, such as movies and music. Link directly to detail pages in an application, such as an episode list. Link to an authentication or account login screen. In addition, the personal preview can be used to Link to personalized content, if the application is login based. Alexis Weak Till Minne Av. Link to the users recently played content in the application. Important. The preview must not be used to display third party advertising or to advertise application features or capabilities. Video Hub Theme Download' title='Video Hub Theme Download' />Content shown in Smart Hub Preview belongs to the application and is the responsibility of the content provider. Section Element Specifications. The following table defines the section element requirements. Table 1. Section requirements. Category. Requirement. Notes. Number of sections. Number of tiles within a section. Section title. Optional. Long title text automatically scrolls across the title area. The title must be in the system language. Figure 3. Section element with a section title. Tile Element Specifications. The following table defines the tile element requirements. Table 2. Tile requirements. Category. Requirement. Number of tiles. Maximum 4. Deep link URLURL must be unique. Thumbnail image. Mandatory Format. PNG or JPGFile size. Maximum 3. 60 KBHeight. Taller images are reduced to 3. Aspect ratio. Allowed ratios 1. Content. Image must be appropriate for viewers of all ages. The following figure shows the allowed thumbnail image aspect ratios. Figure 4. Thumbnail image aspect ratios. Optional elements can be shown when the user hovers on the tile Title. The title is shown in bold. Long title text automatically scrolls across the tile. The title must be in the system language. Subtitle. The subtitle is shown below the title. Long subtitle text automatically scrolls across the tile. The subtitle must be in the system language. Play icon. To indicate a deep link to media playback, you can show a play icon in the upper right corner of the tile. The following figure shows a tile with a title, a subtitle, and the play icon. Figure 5. Tile with optional elements. Deep link Return Key Policy. After the user enters the application through a deep link, the ReturnExit key click must be implemented to perform the following actions From a detail page within an application, clicking the ReturnExit key must display the previous page in the application. From the home page of an application, clicking the ReturnExit key must terminate the application without any confirmation popup. The user is returned to Smart Hub Preview. Figure 6. Deep link return key policy. Public Preview. The public preview generation process is shown in the following figure. Figure 7. Public preview generation process. The URL to the remote JSON file is defined in the applications config. The preview is generated and shown based on the JSON data. The user clicks a preview tile. The tiles corresponding JSON actiondata value is sent to the application. The application parses the actiondata value and shows the detail page. Prerequisites. To enable your application to use the public preview functionality Define the remote JSON file URL in the config. URLhttp your. ServerJSONfile. Disable reloading the application main page when it receives an application control request. This allows your application, if it is already running, to receive the actiondata information without reloading. If you want the application to support 2. TV models, in the config. API version meta data to 2. Configuring Public Preview Data. The preview content is defined in JSON format. The application can only use 1 preview content JSON file at a time. The following table lists the structure and parameters for the preview content JSON data. Table 3. Preview JSON parameters. Parameter. Type. Mandatory. DescriptionexpiresUTC timestamp. False. For public preview only. If specified, the time at which the preview content is updated. The time is at most 1 week into the future. By default, the preview content is updated every 1. TV is switched on, or the JSON file changes. Boolean. For public preview only. If this value is true, the preview content is updated only at the time specified by the expires parameter. The default value is false. Array. True. Preview sectionstitleString. False. Section titlepositionInteger. Section position. If specified, sections are shown in ascending position order. Array. True. Tiles within the sectiontitleString. False. Tile titlesubtitleTile subtitleimageurlTrue. Thumbnail image URLimageratioThumbnail image aspect ratio 1. The thumbnail height is fixed at 3. Data to send to the application when the tile is clickedisplayableIf true, a Play icon is shown over the thumbnail imagedisplayfromUTC timestamp. False. Time to begin showing the tiledisplayuntilTime to stop showing the tilepositionInteger. Section position. If specified, sections are shown in ascending position order. For an example of a preview content JSON file, see sample. JSON. When the preview system requests JSON data from your server, TV information is sent in the HTTP header. You can serve different preview content depending on TV information, such as the country, language, or application version. The following table lists the HTTP header fields that contain TV information. Table 4. HTTP header fields. Field. Description.