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Collapsible quote improvements

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This commit is contained in:
Isaac
2024-05-31 18:00:44 +04:00
parent b90e3563a3
commit 97bbf3ee0d
5 changed files with 322 additions and 246 deletions
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55
submodules/TelegramUI/Components/TextFieldComponent/Sources/TextFieldComponent.swift
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@@ -300,6 +300,59 @@ public final class TextFieldComponent: Component {
NSAttributedString.Key.font: Font.regular(17.0),
NSAttributedString.Key.foregroundColor: UIColor.white
]
self.textView.toggleQuoteCollapse = { [weak self] range in
guard let self else {
return
}
self.updateInputState { current in
let result = NSMutableAttributedString(attributedString: current.inputText)
var selectionRange = current.selectionRange
if let _ = result.attribute(ChatTextInputAttributes.block, at: range.lowerBound, effectiveRange: nil) as? ChatTextInputTextQuoteAttribute {
let blockString = NSMutableAttributedString(attributedString: result.attributedSubstring(from: range))
blockString.removeAttribute(ChatTextInputAttributes.block, range: NSRange(location: 0, length: blockString.length))
result.replaceCharacters(in: range, with: "")
result.insert(NSAttributedString(string: " ", attributes: [
ChatTextInputAttributes.collapsedBlock: blockString
]), at: range.lowerBound)
if selectionRange.lowerBound >= range.lowerBound && selectionRange.upperBound < range.upperBound {
selectionRange = range.lowerBound ..< range.lowerBound
} else if selectionRange.lowerBound >= range.upperBound {
let deltaLength = 1 - range.length
selectionRange = (selectionRange.lowerBound + deltaLength) ..< (selectionRange.lowerBound + deltaLength)
}
} else if let current = result.attribute(ChatTextInputAttributes.collapsedBlock, at: range.lowerBound, effectiveRange: nil) as? NSAttributedString {
result.replaceCharacters(in: range, with: "")
let updatedBlockString = NSMutableAttributedString(attributedString: current)
updatedBlockString.addAttribute(ChatTextInputAttributes.block, value: ChatTextInputTextQuoteAttribute(kind: .quote, isCollapsed: false), range: NSRange(location: 0, length: updatedBlockString.length))
result.insert(updatedBlockString, at: range.lowerBound)
if selectionRange.lowerBound >= range.upperBound {
let deltaLength = updatedBlockString.length - 1
selectionRange = (selectionRange.lowerBound + deltaLength) ..< (selectionRange.lowerBound + deltaLength)
}
}
let stateResult = stateAttributedStringForText(result)
if selectionRange.lowerBound < 0 {
selectionRange = 0 ..< selectionRange.upperBound
}
if selectionRange.upperBound > stateResult.length {
selectionRange = selectionRange.lowerBound ..< stateResult.length
}
return InputState(
inputText: stateResult,
selectionRange: selectionRange
)
}
}
}
required init?(coder: NSCoder) {
@@ -900,7 +953,7 @@ public final class TextFieldComponent: Component {
public func getAttributedText() -> NSAttributedString {
Keyboard.applyAutocorrection(textView: self.textView)
return self.inputState.inputText
return expandedInputStateAttributedString(self.inputState.inputText)
}
public func setAttributedText(_ string: NSAttributedString, updateState: Bool) {