tutorial:extendedscreenhandler
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tutorial:extendedscreenhandler [2020/08/14 16:27] – [Registering our ScreenHandler] manymoney2 | tutorial:extendedscreenhandler [2022/05/27 15:59] – external edit 127.0.0.1 | ||
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====== Syncing Custom Data with Extended ScreenHandlers ====== | ====== Syncing Custom Data with Extended ScreenHandlers ====== | ||
- | In this tutorial we will use the ExtendedScreenHandler to transfer arbitary data from the Server | + | In this tutorial we will use the ExtendedScreenHandler to transfer arbitary data from the server |
- | In our example we will send the position of the block and render it as the containers | + | In our example we will send the position of the block and render it as the container' |
To understand this tutorial you need to read the first [[tutorial: | To understand this tutorial you need to read the first [[tutorial: | ||
- | Methods which have no code here were already shown in that tutorial | + | Methods which have no code here were already shown in that tutorial. |
====== BlockEntity ====== | ====== BlockEntity ====== | ||
As the Block class does not need to be changed at all we leave it out here. | As the Block class does not need to be changed at all we leave it out here. | ||
- | Our blockEntity | + | Our block entity |
<code java [enable_line_numbers=" | <code java [enable_line_numbers=" | ||
Line 41: | Line 41: | ||
@Override | @Override | ||
public Text getDisplayName() { | public Text getDisplayName() { | ||
+ | // versions 1.18 and below | ||
return new TranslatableText(getCachedState().getBlock().getTranslationKey()); | return new TranslatableText(getCachedState().getBlock().getTranslationKey()); | ||
+ | | ||
+ | // versions 1.19 and later | ||
+ | return Text.translatable(getCachedState().getBlock().getTranslationKey()); | ||
} | } | ||
Line 127: | Line 131: | ||
if (handler instanceof BoxScreenHandler) { | if (handler instanceof BoxScreenHandler) { | ||
BlockPos pos = ((BoxScreenHandler) handler).getPos(); | BlockPos pos = ((BoxScreenHandler) handler).getPos(); | ||
- | return pos != null ? Optional.of(new LiteralText(" | + | |
+ | | ||
} else { | } else { | ||
return Optional.empty(); | return Optional.empty(); | ||
Line 151: | Line 156: | ||
public class ExampleMod implements ModInitializer { | public class ExampleMod implements ModInitializer { | ||
- | | + | |
- | public static final BlockItem BOX_BLOCK_ITEM; | + | |
- | public static final BlockEntityType< | + | |
public static final ScreenHandlerType< | public static final ScreenHandlerType< | ||
static { | static { | ||
- | | + | |
- | BOX_BLOCK_ITEM = Registry.register(Registry.ITEM, | + | |
- | + | ||
- | //The parameter of build at the very end is always null, do not worry about it | + | |
- | BOX_BLOCK_ENTITY = Registry.register(Registry.BLOCK_ENTITY_TYPE, | + | |
- | + | ||
//we now use registerExtended as our screenHandler now accepts a packetByteBuf in its Constructor | //we now use registerExtended as our screenHandler now accepts a packetByteBuf in its Constructor | ||
BOX_SCREEN_HANDLER = ScreenHandlerRegistry.registerExtended(BOX, | BOX_SCREEN_HANDLER = ScreenHandlerRegistry.registerExtended(BOX, | ||
Line 173: | Line 172: | ||
} | } | ||
</ | </ | ||
+ | |||
+ | ====== Result ====== | ||
+ | You have now seen how to transfer data when the ScreenHandler is opened. In the image you can see the result: The Block' | ||
+ | there are easier ways of setting the position as the title. | ||
+ | |||
+ | You might be wondering: //Can I transfer this data again even after the Screen was opened?// | ||
+ | This is possible by sending custom Packets (see: [[tutorial: | ||
+ | You might also want to have a look at the '' | ||
+ | |||
+ | If you only want to sync integer values you can use '' | ||
+ | |||
+ | {{: | ||
+ | |||
tutorial/extendedscreenhandler.txt · Last modified: 2022/12/17 15:38 by miir