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Improved text handling and keyboard input functionality for UITextBox (#900)

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* Refactor UITextBox for improved text handling and keyboard input functionality

* use cut paste copy sounds
This commit is contained in:
vivi
2026-03-01 16:25:19 +07:00
committed by GitHub
parent ec2a39995b
commit f8a06bf94c
1 changed files with 114 additions and 14 deletions
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source/funkin/editors/ui/UITextBox.hx
+114 -14
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@@ -60,7 +60,7 @@ class UITextBox extends UISliceSprite implements IUIFocusable {
var selected = selectable && focused;
if (autoAlpha) {
if(selectable) {
if (selectable) {
alpha = label.alpha = 1;
} else {
alpha = label.alpha = 0.4;
@@ -68,19 +68,19 @@ class UITextBox extends UISliceSprite implements IUIFocusable {
}
var off = multiline ? 4 : ((bHeight - label.height) / 2);
label.follow(this, label.autoSize ? (bWidth-label.textField.width)/2 : 4, off);
label.follow(this, label.autoSize ? (bWidth - label.textField.width) / 2 : 4, off);
framesOffset = (selected ? 18 : (hovered ? 9 : 0));
@:privateAccess {
if (selected) {
__wasFocused = true;
caretSpr.alpha = (FlxG.game.ticks % 666) >= 333 ? 1 : 0;
var curPos = switch(position) {
var curPos = switch (position) {
case 0:
FlxPoint.get(0, 0);
default:
if (position >= label.text.length) {
label.textField.__getCharBoundaries(label.text.length-1, cacheRect);
label.textField.__getCharBoundaries(label.text.length - 1, cacheRect);
FlxPoint.get(cacheRect.x + cacheRect.width, cacheRect.y);
} else {
label.textField.__getCharBoundaries(position, cacheRect);
@@ -100,60 +100,160 @@ class UITextBox extends UISliceSprite implements IUIFocusable {
}
}
private static var seperators:Array<String> = [
" ", "\n", "\t", "\r", "-", "_", "=", "+", "/", "\\", "|", ",", ".", ";", ":", "!", "?", "@", "#", "$", "%", "^", "&", "*", "(", ")", "[", "]", "{",
"}",
];
public inline static function isSeperator(char:String):Bool
return seperators.contains(char);
public inline static function findWholeWord(text:String, pos:Int, ?isDelete:Bool = false):Null<Array<Int>> {
if (text.length == 0)
return null;
var start = pos;
var end = pos;
while (!isDelete && start > 0 && !isSeperator(text.charAt(start - 1)))
start--;
while (end < text.length && !isSeperator(text.charAt(end)))
end++;
if (end == pos && isSeperator(text.charAt(end - 1)))
start--;
return [start, end];
}
public function onKeyDown(e:KeyCode, modifier:KeyModifier) {
switch(e) {
switch (e) {
case RETURN:
focused = false;
if (onChange != null) onChange(label.text);
if (onChange != null)
onChange(label.text);
case LEFT:
if (modifier.ctrlKey) {
if (position == 0)
return;
var wordBounds = findWholeWord(label.text, position);
if (wordBounds != null) {
position = position == wordBounds[0] ? wordBounds[0] - 1 : wordBounds[0];
} else {
position = 0;
}
return;
}
changeSelection(-1);
case RIGHT:
if (modifier.ctrlKey) {
if (position == label.text.length)
return;
var wordBounds = findWholeWord(label.text, position);
if (wordBounds != null) {
position = position == wordBounds[1] ? wordBounds[1] + 1 : wordBounds[1];
} else {
position = label.text.length;
}
return;
}
changeSelection(1);
case BACKSPACE:
FlxG.sound.play(Paths.sound(Flags.DEFAULT_EDITOR_TEXTREMOVE_SOUND));
if (modifier.ctrlKey) {
var wordBounds = findWholeWord(label.text, position);
if (wordBounds != null) {
label.text = label.text.substr(0, wordBounds[0]) + label.text.substr(wordBounds[1]);
position = wordBounds[0];
}
return;
}
if (position > 0) {
label.text = label.text.substr(0, position-1) + label.text.substr(position);
label.text = label.text.substr(0, position - 1) + label.text.substr(position);
changeSelection(-1);
}
case DELETE:
FlxG.sound.play(Paths.sound(Flags.DEFAULT_EDITOR_TEXTREMOVE_SOUND));
if (modifier.ctrlKey) {
var wordBounds = findWholeWord(label.text, position, true);
if (wordBounds != null) {
label.text = label.text.substr(0, wordBounds[0]) + label.text.substr(wordBounds[1]);
position = wordBounds[0];
}
return;
}
if (position < label.text.length) {
label.text = label.text.substr(0, position) + label.text.substr(position + 1);
}
case HOME:
position = 0;
case END:
position = label.text.length;
case V:
FlxG.sound.play(Paths.sound(Flags.DEFAULT_EDITOR_TEXTTYPE_SOUND));
FlxG.sound.play(Paths.sound(Flags.DEFAULT_EDITOR_PASTE_SOUND));
// Hey lj here, fixed copying because before we checked if the modifier was left or right ctrl
// but somehow it gave a int outside of the KeyModifier's range :sob:
// apparently there is a boolean that just checks for you. yw :D
// if we are not holding ctrl, ignore
if (!modifier.ctrlKey) return;
if (!modifier.ctrlKey)
return;
// we pasting
var data:String = Clipboard.generalClipboard.getData(TEXT_FORMAT);
if (data != null) onTextInput(data);
if (data != null)
onTextInput(data);
case C:
FlxG.sound.play(Paths.sound(Flags.DEFAULT_EDITOR_TEXTTYPE_SOUND));
FlxG.sound.play(Paths.sound(Flags.DEFAULT_EDITOR_COPY_SOUND));
// if we are not holding ctrl, ignore
if (!modifier.ctrlKey) return;
if (!modifier.ctrlKey)
return;
// copying
Clipboard.generalClipboard.setData(TEXT_FORMAT, label.text);
case X:
FlxG.sound.play(Paths.sound(Flags.DEFAULT_EDITOR_CUT_SOUND));
// if we are not holding ctrl, ignore
if (!modifier.ctrlKey)
return;
// cutting
Clipboard.generalClipboard.setData(TEXT_FORMAT, label.text);
position = 0;
label.text = "";
default:
if (modifier.ctrlKey || modifier.altKey || modifier.shiftKey)
return;
FlxG.sound.play(Paths.sound(Flags.DEFAULT_EDITOR_TEXTTYPE_SOUND));
}
}
public function changeSelection(change:Int) {
position = FlxMath.wrap(position + change, 0, label.text.length);
position = Std.int(FlxMath.bound(position + change, 0, label.text.length));
}
public function onKeyUp(e:KeyCode, modifier:KeyModifier) {}
public function onTextInput(text:String):Void {
label.text = label.text.substr(0, position) + text + label.text.substr(position);
position += text.length;
}
// untested, but this should be a fix for if the text wont type
public function onTextEdit(text:String, start:Int, end:Int):Void {
label.text = label.text.substr(0, position) + text + label.text.substr(position);
position += text.length;
}
}
}