467 lines
16 KiB
Java
467 lines
16 KiB
Java
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package net.minecraft.client.gui.components;
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import com.google.common.collect.Lists;
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import java.util.AbstractList;
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import java.util.Collection;
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import java.util.List;
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import java.util.Objects;
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import java.util.Optional;
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import java.util.function.Predicate;
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import javax.annotation.Nullable;
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import net.minecraft.client.Minecraft;
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import net.minecraft.client.gui.GuiGraphics;
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import net.minecraft.client.gui.components.events.ContainerEventHandler;
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import net.minecraft.client.gui.components.events.GuiEventListener;
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import net.minecraft.client.gui.layouts.HeaderAndFooterLayout;
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import net.minecraft.client.gui.narration.NarratableEntry;
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import net.minecraft.client.gui.narration.NarratedElementType;
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import net.minecraft.client.gui.narration.NarrationElementOutput;
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import net.minecraft.client.gui.navigation.ScreenDirection;
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import net.minecraft.client.gui.screens.Screen;
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import net.minecraft.client.renderer.RenderType;
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import net.minecraft.network.chat.CommonComponents;
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import net.minecraft.network.chat.Component;
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import net.minecraft.resources.ResourceLocation;
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import net.minecraft.util.Mth;
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import net.minecraftforge.api.distmarker.Dist;
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import net.minecraftforge.api.distmarker.OnlyIn;
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@OnlyIn(Dist.CLIENT)
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public abstract class AbstractSelectionList<E extends AbstractSelectionList.Entry<E>> extends AbstractContainerWidget {
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private static final ResourceLocation MENU_LIST_BACKGROUND = ResourceLocation.withDefaultNamespace("textures/gui/menu_list_background.png");
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private static final ResourceLocation INWORLD_MENU_LIST_BACKGROUND = ResourceLocation.withDefaultNamespace("textures/gui/inworld_menu_list_background.png");
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protected final Minecraft minecraft;
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protected final int itemHeight;
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private final List<E> children = new AbstractSelectionList.TrackedList();
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protected boolean centerListVertically = true;
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private boolean renderHeader;
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protected int headerHeight;
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@Nullable
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private E selected;
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@Nullable
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private E hovered;
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public AbstractSelectionList(Minecraft p_93404_, int p_93405_, int p_93406_, int p_93407_, int p_93408_) {
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super(0, p_93407_, p_93405_, p_93406_, CommonComponents.EMPTY);
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this.minecraft = p_93404_;
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this.itemHeight = p_93408_;
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}
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public AbstractSelectionList(Minecraft p_375613_, int p_378036_, int p_378191_, int p_377008_, int p_375798_, int p_377043_) {
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this(p_375613_, p_378036_, p_378191_, p_377008_, p_375798_);
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this.renderHeader = true;
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this.headerHeight = p_377043_;
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}
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@Nullable
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public E getSelected() {
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return this.selected;
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}
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public void setSelectedIndex(int p_364551_) {
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if (p_364551_ == -1) {
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this.setSelected(null);
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} else if (this.getItemCount() != 0) {
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this.setSelected(this.getEntry(p_364551_));
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}
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}
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public void setSelected(@Nullable E p_93462_) {
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this.selected = p_93462_;
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}
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public E getFirstElement() {
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return this.children.get(0);
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}
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@Nullable
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public E getFocused() {
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return (E)super.getFocused();
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}
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@Override
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public final List<E> children() {
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return this.children;
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}
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protected void clearEntries() {
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this.children.clear();
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this.selected = null;
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}
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public void replaceEntries(Collection<E> p_93470_) {
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this.clearEntries();
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this.children.addAll(p_93470_);
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}
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protected E getEntry(int p_93501_) {
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return this.children().get(p_93501_);
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}
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protected int addEntry(E p_93487_) {
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this.children.add(p_93487_);
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return this.children.size() - 1;
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}
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protected void addEntryToTop(E p_239858_) {
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double d0 = this.maxScrollAmount() - this.scrollAmount();
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this.children.add(0, p_239858_);
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this.setScrollAmount(this.maxScrollAmount() - d0);
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}
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protected boolean removeEntryFromTop(E p_239046_) {
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double d0 = this.maxScrollAmount() - this.scrollAmount();
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boolean flag = this.removeEntry(p_239046_);
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this.setScrollAmount(this.maxScrollAmount() - d0);
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return flag;
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}
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protected int getItemCount() {
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return this.children().size();
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}
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protected boolean isSelectedItem(int p_93504_) {
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return Objects.equals(this.getSelected(), this.children().get(p_93504_));
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}
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@Nullable
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protected final E getEntryAtPosition(double p_93413_, double p_93414_) {
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int i = this.getRowWidth() / 2;
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int j = this.getX() + this.width / 2;
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int k = j - i;
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int l = j + i;
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int i1 = Mth.floor(p_93414_ - this.getY()) - this.headerHeight + (int)this.scrollAmount() - 4;
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int j1 = i1 / this.itemHeight;
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return p_93413_ >= k && p_93413_ <= l && j1 >= 0 && i1 >= 0 && j1 < this.getItemCount() ? this.children().get(j1) : null;
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}
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public void updateSize(int p_336225_, HeaderAndFooterLayout p_331081_) {
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this.updateSizeAndPosition(p_336225_, p_331081_.getContentHeight(), p_331081_.getHeaderHeight());
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}
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public void updateSizeAndPosition(int p_334988_, int p_333730_, int p_328806_) {
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this.setSize(p_334988_, p_333730_);
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this.setPosition(0, p_328806_);
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this.refreshScrollAmount();
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}
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@Override
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protected int contentHeight() {
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return this.getItemCount() * this.itemHeight + this.headerHeight + 4;
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}
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protected void renderHeader(GuiGraphics p_282337_, int p_93444_, int p_93445_) {
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}
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protected void renderDecorations(GuiGraphics p_281477_, int p_93459_, int p_93460_) {
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}
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@Override
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public void renderWidget(GuiGraphics p_282708_, int p_283242_, int p_282891_, float p_283683_) {
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this.hovered = this.isMouseOver(p_283242_, p_282891_) ? this.getEntryAtPosition(p_283242_, p_282891_) : null;
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this.renderListBackground(p_282708_);
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this.enableScissor(p_282708_);
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if (this.renderHeader) {
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int i = this.getRowLeft();
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int j = this.getY() + 4 - (int)this.scrollAmount();
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this.renderHeader(p_282708_, i, j);
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}
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this.renderListItems(p_282708_, p_283242_, p_282891_, p_283683_);
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p_282708_.disableScissor();
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this.renderListSeparators(p_282708_);
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this.renderScrollbar(p_282708_);
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this.renderDecorations(p_282708_, p_283242_, p_282891_);
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}
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protected void renderListSeparators(GuiGraphics p_331270_) {
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ResourceLocation resourcelocation = this.minecraft.level == null ? Screen.HEADER_SEPARATOR : Screen.INWORLD_HEADER_SEPARATOR;
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ResourceLocation resourcelocation1 = this.minecraft.level == null ? Screen.FOOTER_SEPARATOR : Screen.INWORLD_FOOTER_SEPARATOR;
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p_331270_.blit(RenderType::guiTextured, resourcelocation, this.getX(), this.getY() - 2, 0.0F, 0.0F, this.getWidth(), 2, 32, 2);
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p_331270_.blit(RenderType::guiTextured, resourcelocation1, this.getX(), this.getBottom(), 0.0F, 0.0F, this.getWidth(), 2, 32, 2);
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}
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protected void renderListBackground(GuiGraphics p_333412_) {
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ResourceLocation resourcelocation = this.minecraft.level == null ? MENU_LIST_BACKGROUND : INWORLD_MENU_LIST_BACKGROUND;
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p_333412_.blit(
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RenderType::guiTextured,
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resourcelocation,
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this.getX(),
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this.getY(),
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this.getRight(),
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this.getBottom() + (int)this.scrollAmount(),
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this.getWidth(),
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this.getHeight(),
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32,
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32
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);
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}
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protected void enableScissor(GuiGraphics p_282811_) {
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p_282811_.enableScissor(this.getX(), this.getY(), this.getRight(), this.getBottom());
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}
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protected void centerScrollOn(E p_93495_) {
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this.setScrollAmount(this.children().indexOf(p_93495_) * this.itemHeight + this.itemHeight / 2 - this.height / 2);
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}
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protected void ensureVisible(E p_93499_) {
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int i = this.getRowTop(this.children().indexOf(p_93499_));
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int j = i - this.getY() - 4 - this.itemHeight;
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if (j < 0) {
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this.scroll(j);
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}
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int k = this.getBottom() - i - this.itemHeight - this.itemHeight;
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if (k < 0) {
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this.scroll(-k);
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}
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}
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private void scroll(int p_93430_) {
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this.setScrollAmount(this.scrollAmount() + p_93430_);
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}
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@Override
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protected double scrollRate() {
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return this.itemHeight / 2.0;
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}
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@Override
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protected int scrollBarX() {
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return this.getRowRight() + 6 + 2;
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}
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@Override
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public Optional<GuiEventListener> getChildAt(double p_376745_, double p_377088_) {
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return Optional.ofNullable(this.getEntryAtPosition(p_376745_, p_377088_));
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}
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@Override
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public void setFocused(@Nullable GuiEventListener p_265738_) {
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E e = this.getFocused();
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if (e != p_265738_ && e instanceof ContainerEventHandler containereventhandler) {
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containereventhandler.setFocused(null);
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}
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super.setFocused(p_265738_);
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int i = this.children.indexOf(p_265738_);
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if (i >= 0) {
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E e1 = this.children.get(i);
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this.setSelected(e1);
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if (this.minecraft.getLastInputType().isKeyboard()) {
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this.ensureVisible(e1);
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}
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}
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}
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@Nullable
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protected E nextEntry(ScreenDirection p_265160_) {
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return this.nextEntry(p_265160_, p_93510_ -> true);
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}
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@Nullable
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protected E nextEntry(ScreenDirection p_265210_, Predicate<E> p_265604_) {
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return this.nextEntry(p_265210_, p_265604_, this.getSelected());
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}
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@Nullable
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protected E nextEntry(ScreenDirection p_265159_, Predicate<E> p_265109_, @Nullable E p_265379_) {
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int i = switch (p_265159_) {
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case RIGHT, LEFT -> 0;
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case UP -> -1;
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case DOWN -> 1;
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};
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if (!this.children().isEmpty() && i != 0) {
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int j;
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if (p_265379_ == null) {
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j = i > 0 ? 0 : this.children().size() - 1;
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} else {
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j = this.children().indexOf(p_265379_) + i;
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}
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for (int k = j; k >= 0 && k < this.children.size(); k += i) {
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E e = this.children().get(k);
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if (p_265109_.test(e)) {
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return e;
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}
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}
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}
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return null;
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}
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protected void renderListItems(GuiGraphics p_282079_, int p_239229_, int p_239230_, float p_239231_) {
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int i = this.getRowLeft();
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int j = this.getRowWidth();
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int k = this.itemHeight - 4;
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int l = this.getItemCount();
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for (int i1 = 0; i1 < l; i1++) {
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int j1 = this.getRowTop(i1);
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int k1 = this.getRowBottom(i1);
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if (k1 >= this.getY() && j1 <= this.getBottom()) {
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this.renderItem(p_282079_, p_239229_, p_239230_, p_239231_, i1, i, j1, j, k);
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}
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}
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}
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protected void renderItem(
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GuiGraphics p_282205_, int p_238966_, int p_238967_, float p_238968_, int p_238969_, int p_238970_, int p_238971_, int p_238972_, int p_238973_
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) {
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E e = this.getEntry(p_238969_);
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e.renderBack(p_282205_, p_238969_, p_238971_, p_238970_, p_238972_, p_238973_, p_238966_, p_238967_, Objects.equals(this.hovered, e), p_238968_);
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if (this.isSelectedItem(p_238969_)) {
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int i = this.isFocused() ? -1 : -8355712;
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this.renderSelection(p_282205_, p_238971_, p_238972_, p_238973_, i, -16777216);
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}
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e.render(p_282205_, p_238969_, p_238971_, p_238970_, p_238972_, p_238973_, p_238966_, p_238967_, Objects.equals(this.hovered, e), p_238968_);
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}
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protected void renderSelection(GuiGraphics p_283589_, int p_240142_, int p_240143_, int p_240144_, int p_240145_, int p_240146_) {
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int i = this.getX() + (this.width - p_240143_) / 2;
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int j = this.getX() + (this.width + p_240143_) / 2;
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p_283589_.fill(i, p_240142_ - 2, j, p_240142_ + p_240144_ + 2, p_240145_);
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p_283589_.fill(i + 1, p_240142_ - 1, j - 1, p_240142_ + p_240144_ + 1, p_240146_);
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}
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public int getRowLeft() {
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return this.getX() + this.width / 2 - this.getRowWidth() / 2 + 2;
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}
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public int getRowRight() {
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return this.getRowLeft() + this.getRowWidth();
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}
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public int getRowTop(int p_93512_) {
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return this.getY() + 4 - (int)this.scrollAmount() + p_93512_ * this.itemHeight + this.headerHeight;
|
||
|
|
}
|
||
|
|
|
||
|
|
public int getRowBottom(int p_93486_) {
|
||
|
|
return this.getRowTop(p_93486_) + this.itemHeight;
|
||
|
|
}
|
||
|
|
|
||
|
|
public int getRowWidth() {
|
||
|
|
return 220;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public NarratableEntry.NarrationPriority narrationPriority() {
|
||
|
|
if (this.isFocused()) {
|
||
|
|
return NarratableEntry.NarrationPriority.FOCUSED;
|
||
|
|
} else {
|
||
|
|
return this.hovered != null ? NarratableEntry.NarrationPriority.HOVERED : NarratableEntry.NarrationPriority.NONE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
@Nullable
|
||
|
|
protected E remove(int p_93515_) {
|
||
|
|
E e = this.children.get(p_93515_);
|
||
|
|
return this.removeEntry(this.children.get(p_93515_)) ? e : null;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected boolean removeEntry(E p_93503_) {
|
||
|
|
boolean flag = this.children.remove(p_93503_);
|
||
|
|
if (flag && p_93503_ == this.getSelected()) {
|
||
|
|
this.setSelected(null);
|
||
|
|
}
|
||
|
|
|
||
|
|
return flag;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Nullable
|
||
|
|
protected E getHovered() {
|
||
|
|
return this.hovered;
|
||
|
|
}
|
||
|
|
|
||
|
|
void bindEntryToSelf(AbstractSelectionList.Entry<E> p_93506_) {
|
||
|
|
p_93506_.list = this;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected void narrateListElementPosition(NarrationElementOutput p_168791_, E p_168792_) {
|
||
|
|
List<E> list = this.children();
|
||
|
|
if (list.size() > 1) {
|
||
|
|
int i = list.indexOf(p_168792_);
|
||
|
|
if (i != -1) {
|
||
|
|
p_168791_.add(NarratedElementType.POSITION, Component.translatable("narrator.position.list", i + 1, list.size()));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
@OnlyIn(Dist.CLIENT)
|
||
|
|
protected abstract static class Entry<E extends AbstractSelectionList.Entry<E>> implements GuiEventListener {
|
||
|
|
@Deprecated
|
||
|
|
AbstractSelectionList<E> list;
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public void setFocused(boolean p_265302_) {
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public boolean isFocused() {
|
||
|
|
return this.list.getFocused() == this;
|
||
|
|
}
|
||
|
|
|
||
|
|
public abstract void render(
|
||
|
|
GuiGraphics p_283112_,
|
||
|
|
int p_93524_,
|
||
|
|
int p_93525_,
|
||
|
|
int p_93526_,
|
||
|
|
int p_93527_,
|
||
|
|
int p_93528_,
|
||
|
|
int p_93529_,
|
||
|
|
int p_93530_,
|
||
|
|
boolean p_93531_,
|
||
|
|
float p_93532_
|
||
|
|
);
|
||
|
|
|
||
|
|
public void renderBack(
|
||
|
|
GuiGraphics p_282673_,
|
||
|
|
int p_275556_,
|
||
|
|
int p_275667_,
|
||
|
|
int p_275713_,
|
||
|
|
int p_275408_,
|
||
|
|
int p_275330_,
|
||
|
|
int p_275603_,
|
||
|
|
int p_275450_,
|
||
|
|
boolean p_275434_,
|
||
|
|
float p_275384_
|
||
|
|
) {
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public boolean isMouseOver(double p_93537_, double p_93538_) {
|
||
|
|
return Objects.equals(this.list.getEntryAtPosition(p_93537_, p_93538_), this);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
@OnlyIn(Dist.CLIENT)
|
||
|
|
class TrackedList extends AbstractList<E> {
|
||
|
|
private final List<E> delegate = Lists.newArrayList();
|
||
|
|
|
||
|
|
public E get(int p_93557_) {
|
||
|
|
return this.delegate.get(p_93557_);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public int size() {
|
||
|
|
return this.delegate.size();
|
||
|
|
}
|
||
|
|
|
||
|
|
public E set(int p_93559_, E p_93560_) {
|
||
|
|
E e = this.delegate.set(p_93559_, p_93560_);
|
||
|
|
AbstractSelectionList.this.bindEntryToSelf(p_93560_);
|
||
|
|
return e;
|
||
|
|
}
|
||
|
|
|
||
|
|
public void add(int p_93567_, E p_93568_) {
|
||
|
|
this.delegate.add(p_93567_, p_93568_);
|
||
|
|
AbstractSelectionList.this.bindEntryToSelf(p_93568_);
|
||
|
|
}
|
||
|
|
|
||
|
|
public E remove(int p_93565_) {
|
||
|
|
return this.delegate.remove(p_93565_);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|