Package net.minecraft.client.gui.widget

Class ScrollableWidget

java.lang.Object

net.minecraft.client.gui.widget.ClickableWidget

net.minecraft.client.gui.widget.ScrollableWidget

All Implemented Interfaces:

Drawable, Element, Narratable, Navigable, Selectable, Widget

Direct Known Subclasses:

EditBoxWidget, TelemetryEventWidget

@Environment(CLIENT)
public abstract class ScrollableWidget
extends ClickableWidget
implements Drawable, Element

A widget that can be focused and vertically scrolled.

Mappings:

Namespace	Name
official	eot
intermediary	net/minecraft/class_7528
named	net/minecraft/client/gui/widget/ScrollableWidget

Nested Class Summary

Nested classes/interfaces inherited from interface net.minecraft.client.gui.Selectable

Selectable.SelectionType

Field Summary

Fields

Modifier and Type	Field	Description
private static final int	BOX_COLOR
private static final int	FOCUSED_BORDER_COLOR
private static final int	PADDING
private boolean	scrollbarDragged
private double	scrollY
private static final int	UNFOCUSED_BORDER_COLOR

Fields inherited from class net.minecraft.client.gui.widget.ClickableWidget

ACCESSIBILITY_TEXTURE, active, alpha, height, hovered, visible, WIDGETS_TEXTURE, width

Fields inherited from interface net.minecraft.client.gui.Element

MAX_DOUBLE_CLICK_INTERVAL

Constructor Summary

Constructors

Constructor	Description
ScrollableWidget(int x, int y, int width, int height, Text message)

Method Summary

Modifier and Type	Method	Description
private void	drawBox(DrawContext context)	Draws the box that the contents are rendered over, including its borders.
private void	drawScrollbar(DrawContext context)
protected abstract int	getContentsHeight()	Returns the total height of the contents.
private int	getContentsHeightWithPadding()
protected abstract double	getDeltaYPerScroll()
protected int	getMaxScrollY()
protected int	getPadding()
protected int	getPaddingDoubled()
private int	getScrollbarThumbHeight()
protected double	getScrollY()
protected boolean	isVisible(int top, int bottom)
protected boolean	isWithinBounds(double mouseX, double mouseY)
boolean	keyPressed(int keyCode, int scanCode, int modifiers)	Callback for when a key down event has been captured.
boolean	mouseClicked(double mouseX, double mouseY, int button)	Callback for when a mouse button down event has been captured.
boolean	mouseDragged(double mouseX, double mouseY, int button, double deltaX, double deltaY)	Callback for when a mouse button drag event has been captured.
boolean	mouseReleased(double mouseX, double mouseY, int button)	Callback for when a mouse button release event has been captured.
boolean	mouseScrolled(double mouseX, double mouseY, double amount)	Callback for when a mouse button scroll event has been captured.
protected abstract boolean	overflows()	Returns whether the contents overflow and needs a scrollbar.
void	renderButton(DrawContext context, int mouseX, int mouseY, float delta)
protected abstract void	renderContents(DrawContext context, int mouseX, int mouseY, float delta)	Renders the scrolled contents.
protected void	renderOverlay(DrawContext context)	Renders overlays that are not scrolled but part of the widget.
protected void	setScrollY(double scrollY)

Methods inherited from class net.minecraft.client.gui.widget.ClickableWidget

appendClickableNarrations, appendDefaultNarrations, appendNarrations, clicked, drawScrollableText, drawScrollableText, drawTexture, forEachChild, getHeight, getMessage, getNarrationMessage, getNarrationMessage, getNavigationFocus, getNavigationOrder, getNavigationPath, getTooltip, getTooltipPositioner, getType, getWidth, getX, getY, isFocused, isHovered, isMouseOver, isNarratable, isSelected, isValidClickButton, onClick, onDrag, onRelease, playDownSound, render, setAlpha, setFocused, setMessage, setNavigationOrder, setTooltip, setTooltipDelay, setWidth, setX, setY

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface net.minecraft.client.gui.Drawable

render

Methods inherited from interface net.minecraft.client.gui.Element

charTyped, getFocusedPath, getNavigationFocus, getNavigationPath, isFocused, isMouseOver, keyReleased, mouseMoved, setFocused

Methods inherited from interface net.minecraft.client.gui.navigation.Navigable

getNavigationOrder

Methods inherited from interface net.minecraft.client.gui.widget.Widget

setPosition

Field Details

FOCUSED_BORDER_COLOR

private static final int FOCUSED_BORDER_COLOR

See Also:

• Constant Field Values

Mappings:

Namespace	Name	Mixin selector
official	a	Leot;a:I
intermediary	field_39493	Lnet/minecraft/class_7528;field_39493:I
named	FOCUSED_BORDER_COLOR	Lnet/minecraft/client/gui/widget/ScrollableWidget;FOCUSED_BORDER_COLOR:I

UNFOCUSED_BORDER_COLOR

private static final int UNFOCUSED_BORDER_COLOR

See Also:

• Constant Field Values

Mappings:

Namespace	Name	Mixin selector
official	b	Leot;b:I
intermediary	field_39494	Lnet/minecraft/class_7528;field_39494:I
named	UNFOCUSED_BORDER_COLOR	Lnet/minecraft/client/gui/widget/ScrollableWidget;UNFOCUSED_BORDER_COLOR:I

BOX_COLOR

private static final int BOX_COLOR

See Also:

• Constant Field Values

Mappings:

Namespace	Name	Mixin selector
official	c	Leot;c:I
intermediary	field_39495	Lnet/minecraft/class_7528;field_39495:I
named	BOX_COLOR	Lnet/minecraft/client/gui/widget/ScrollableWidget;BOX_COLOR:I

PADDING

private static final int PADDING

See Also:

• Constant Field Values

Mappings:

Namespace	Name	Mixin selector
official	d	Leot;d:I
intermediary	field_39496	Lnet/minecraft/class_7528;field_39496:I
named	PADDING	Lnet/minecraft/client/gui/widget/ScrollableWidget;PADDING:I

scrollY

private double scrollY

Mappings:

Namespace	Name	Mixin selector
official	e	Leot;e:D
intermediary	field_39497	Lnet/minecraft/class_7528;field_39497:D
named	scrollY	Lnet/minecraft/client/gui/widget/ScrollableWidget;scrollY:D

scrollbarDragged

private boolean scrollbarDragged

Mappings:

Namespace	Name	Mixin selector
official	f	Leot;f:Z
intermediary	field_39498	Lnet/minecraft/class_7528;field_39498:Z
named	scrollbarDragged	Lnet/minecraft/client/gui/widget/ScrollableWidget;scrollbarDragged:Z

Constructor Details

ScrollableWidget

public ScrollableWidget(int x,
 int y,
 int width,
 int height,
 Text message)

Mappings:

Namespace	Name	Mixin selector
official	<init>	Leox;<init>(IIIILsw;)V
intermediary	<init>	Lnet/minecraft/class_339;<init>(IIIILnet/minecraft/class_2561;)V
named	<init>	Lnet/minecraft/client/gui/widget/ClickableWidget;<init>(IIIILnet/minecraft/text/Text;)V

Method Details

mouseClicked

public boolean mouseClicked(double mouseX,
 double mouseY,
 int button)

Callback for when a mouse button down event has been captured. The button number is identified by the constants in GLFW class.

Specified by:

mouseClicked in interface Element

Overrides:

mouseClicked in class ClickableWidget

Parameters:

mouseX - the X coordinate of the mouse

mouseY - the Y coordinate of the mouse

button - the mouse button number

Returns:

true to indicate that the event handling is successful/valid

See Also:

• Mouse.onMouseButton(long, int, int, int)
• GLFW.GLFW_MOUSE_BUTTON_1

Mappings:

Namespace	Name	Mixin selector
official	a	Leqk;a(DDI)Z
intermediary	method_25402	Lnet/minecraft/class_364;method_25402(DDI)Z
named	mouseClicked	Lnet/minecraft/client/gui/Element;mouseClicked(DDI)Z

mouseReleased

public boolean mouseReleased(double mouseX,
 double mouseY,
 int button)

Callback for when a mouse button release event has been captured. The button number is identified by the constants in GLFW class.

Specified by:

mouseReleased in interface Element

Overrides:

mouseReleased in class ClickableWidget

Parameters:

mouseX - the X coordinate of the mouse

mouseY - the Y coordinate of the mouse

button - the mouse button number

Returns:

true to indicate that the event handling is successful/valid

See Also:

• Mouse.onMouseButton(long, int, int, int)
• GLFW.GLFW_MOUSE_BUTTON_1

Mappings:

Namespace	Name	Mixin selector
official	b	Leqk;b(DDI)Z
intermediary	method_25406	Lnet/minecraft/class_364;method_25406(DDI)Z
named	mouseReleased	Lnet/minecraft/client/gui/Element;mouseReleased(DDI)Z

mouseDragged

public boolean mouseDragged(double mouseX,
 double mouseY,
 int button,
 double deltaX,
 double deltaY)

Callback for when a mouse button drag event has been captured. The button number is identified by the constants in GLFW class.

Specified by:

mouseDragged in interface Element

Overrides:

mouseDragged in class ClickableWidget

Parameters:

mouseX - the current X coordinate of the mouse

mouseY - the current Y coordinate of the mouse

button - the mouse button number

deltaX - the difference of the current X with the previous X coordinate

deltaY - the difference of the current Y with the previous Y coordinate

Returns:

true to indicate that the event handling is successful/valid

See Also:

• Mouse.onCursorPos(long, double, double)
• GLFW.GLFW_MOUSE_BUTTON_1

Mappings:

Namespace	Name	Mixin selector
official	a	Leqk;a(DDIDD)Z
intermediary	method_25403	Lnet/minecraft/class_364;method_25403(DDIDD)Z
named	mouseDragged	Lnet/minecraft/client/gui/Element;mouseDragged(DDIDD)Z

mouseScrolled

public boolean mouseScrolled(double mouseX,
 double mouseY,
 double amount)

Callback for when a mouse button scroll event has been captured.

Specified by:

mouseScrolled in interface Element

Parameters:

mouseX - the X coordinate of the mouse

mouseY - the Y coordinate of the mouse

amount - value is < 0 if scrolled down, > 0 if scrolled up

Returns:

true to indicate that the event handling is successful/valid

See Also:

• Mouse.onMouseScroll(long, double, double)

Mappings:

Namespace	Name	Mixin selector
official	a	Leqk;a(DDD)Z
intermediary	method_25401	Lnet/minecraft/class_364;method_25401(DDD)Z
named	mouseScrolled	Lnet/minecraft/client/gui/Element;mouseScrolled(DDD)Z

keyPressed

public boolean keyPressed(int keyCode,
 int scanCode,
 int modifiers)

Callback for when a key down event has been captured. The key code is identified by the constants in GLFW class.

Specified by:

keyPressed in interface Element

Parameters:

keyCode - the named key code of the event as described in the GLFW class

scanCode - the unique/platform-specific scan code of the keyboard input

modifiers - a GLFW bitfield describing the modifier keys that are held down (see GLFW Modifier key flags)

Returns:

true to indicate that the event handling is successful/valid

See Also:

• Keyboard.onKey(long, int, int, int, int)
• GLFW.GLFW_KEY_Q
• GLFWKeyCallbackI.invoke(long, int, int, int, int)

Mappings:

Namespace	Name	Mixin selector
official	a	Leqk;a(III)Z
intermediary	method_25404	Lnet/minecraft/class_364;method_25404(III)Z
named	keyPressed	Lnet/minecraft/client/gui/Element;keyPressed(III)Z

renderButton

public void renderButton(DrawContext context,
 int mouseX,
 int mouseY,
 float delta)

Specified by:

renderButton in class ClickableWidget

Mappings:

Namespace	Name	Mixin selector
official	b	Leox;b(Leop;IIF)V
intermediary	method_48579	Lnet/minecraft/class_339;method_48579(Lnet/minecraft/class_332;IIF)V
named	renderButton	Lnet/minecraft/client/gui/widget/ClickableWidget;renderButton(Lnet/minecraft/client/gui/DrawContext;IIF)V

getScrollbarThumbHeight

private int getScrollbarThumbHeight()

Mappings:

Namespace	Name	Mixin selector
official	v	Leot;v()I
intermediary	method_44394	Lnet/minecraft/class_7528;method_44394()I
named	getScrollbarThumbHeight	Lnet/minecraft/client/gui/widget/ScrollableWidget;getScrollbarThumbHeight()I

renderOverlay

protected void renderOverlay(DrawContext context)

Renders overlays that are not scrolled but part of the widget.

This renders the scrollbar by default. Subclasses can override this to render other overlays, but super call is necessary to make sure the scrollbar renders when it should.

Mappings:

Namespace	Name	Mixin selector
official	a	Leot;a(Leop;)V
intermediary	method_44384	Lnet/minecraft/class_7528;method_44384(Lnet/minecraft/class_332;)V
named	renderOverlay	Lnet/minecraft/client/gui/widget/ScrollableWidget;renderOverlay(Lnet/minecraft/client/gui/DrawContext;)V

getPadding

protected int getPadding()

Mappings:

Namespace	Name	Mixin selector
official	a	Leot;a()I
intermediary	method_44381	Lnet/minecraft/class_7528;method_44381()I
named	getPadding	Lnet/minecraft/client/gui/widget/ScrollableWidget;getPadding()I

getPaddingDoubled

protected int getPaddingDoubled()

Mappings:

Namespace	Name	Mixin selector
official	b	Leot;b()I
intermediary	method_44385	Lnet/minecraft/class_7528;method_44385()I
named	getPaddingDoubled	Lnet/minecraft/client/gui/widget/ScrollableWidget;getPaddingDoubled()I

getScrollY

protected double getScrollY()

Mappings:

Namespace	Name	Mixin selector
official	c	Leot;c()D
intermediary	method_44387	Lnet/minecraft/class_7528;method_44387()D
named	getScrollY	Lnet/minecraft/client/gui/widget/ScrollableWidget;getScrollY()D

setScrollY

protected void setScrollY(double scrollY)

Mappings:

Namespace	Name	Mixin selector
official	a	Leot;a(D)V
intermediary	method_44382	Lnet/minecraft/class_7528;method_44382(D)V
named	setScrollY	Lnet/minecraft/client/gui/widget/ScrollableWidget;setScrollY(D)V

getMaxScrollY

protected int getMaxScrollY()

Mappings:

Namespace	Name	Mixin selector
official	d	Leot;d()I
intermediary	method_44390	Lnet/minecraft/class_7528;method_44390()I
named	getMaxScrollY	Lnet/minecraft/client/gui/widget/ScrollableWidget;getMaxScrollY()I

getContentsHeightWithPadding

private int getContentsHeightWithPadding()

Mappings:

Namespace	Name	Mixin selector
official	w	Leot;w()I
intermediary	method_44395	Lnet/minecraft/class_7528;method_44395()I
named	getContentsHeightWithPadding	Lnet/minecraft/client/gui/widget/ScrollableWidget;getContentsHeightWithPadding()I

drawBox

private void drawBox(DrawContext context)

Draws the box that the contents are rendered over, including its borders.

Mappings:

Namespace	Name	Mixin selector
official	b	Leot;b(Leop;)V
intermediary	method_44386	Lnet/minecraft/class_7528;method_44386(Lnet/minecraft/class_332;)V
named	drawBox	Lnet/minecraft/client/gui/widget/ScrollableWidget;drawBox(Lnet/minecraft/client/gui/DrawContext;)V

drawScrollbar

private void drawScrollbar(DrawContext context)

Mappings:

Namespace	Name	Mixin selector
official	c	Leot;c(Leop;)V
intermediary	method_44396	Lnet/minecraft/class_7528;method_44396(Lnet/minecraft/class_332;)V
named	drawScrollbar	Lnet/minecraft/client/gui/widget/ScrollableWidget;drawScrollbar(Lnet/minecraft/client/gui/DrawContext;)V

isVisible

protected boolean isVisible(int top,
 int bottom)

Mappings:

Namespace	Name	Mixin selector
official	a	Leot;a(II)Z
intermediary	method_44383	Lnet/minecraft/class_7528;method_44383(II)Z
named	isVisible	Lnet/minecraft/client/gui/widget/ScrollableWidget;isVisible(II)Z

isWithinBounds

protected boolean isWithinBounds(double mouseX,
 double mouseY)

Mappings:

Namespace	Name	Mixin selector
official	c	Leot;c(DD)Z
intermediary	method_44388	Lnet/minecraft/class_7528;method_44388(DD)Z
named	isWithinBounds	Lnet/minecraft/client/gui/widget/ScrollableWidget;isWithinBounds(DD)Z

getContentsHeight

protected abstract int getContentsHeight()

Returns the total height of the contents.

Returns:

the total height of the contents

Mappings:

Namespace	Name	Mixin selector
official	e	Leot;e()I
intermediary	method_44391	Lnet/minecraft/class_7528;method_44391()I
named	getContentsHeight	Lnet/minecraft/client/gui/widget/ScrollableWidget;getContentsHeight()I

overflows

protected abstract boolean overflows()

Returns whether the contents overflow and needs a scrollbar.

Returns:

whether the contents overflow and needs a scrollbar

Mappings:

Namespace	Name	Mixin selector
official	f	Leot;f()Z
intermediary	method_44392	Lnet/minecraft/class_7528;method_44392()Z
named	overflows	Lnet/minecraft/client/gui/widget/ScrollableWidget;overflows()Z

getDeltaYPerScroll

protected abstract double getDeltaYPerScroll()

Mappings:

Namespace	Name	Mixin selector
official	g	Leot;g()D
intermediary	method_44393	Lnet/minecraft/class_7528;method_44393()D
named	getDeltaYPerScroll	Lnet/minecraft/client/gui/widget/ScrollableWidget;getDeltaYPerScroll()D

renderContents

protected abstract void renderContents(DrawContext context,
 int mouseX,
 int mouseY,
 float delta)

Renders the scrolled contents. Subclasses must override this. The rendered contents may overflow; the caller should trim those using DrawContext.enableScissor(int, int, int, int).

Mappings:

Namespace	Name	Mixin selector
official	c	Leot;c(Leop;IIF)V
intermediary	method_44389	Lnet/minecraft/class_7528;method_44389(Lnet/minecraft/class_332;IIF)V
named	renderContents	Lnet/minecraft/client/gui/widget/ScrollableWidget;renderContents(Lnet/minecraft/client/gui/DrawContext;IIF)V