KeyHandler // Use guard-let in handleCandidate().
This commit is contained in:
ShikiSuen
parent
e2757a34f5
commit
03e9872f55
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@ -37,341 +37,345 @@ extension KeyHandler {
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) -> Bool {
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let inputText = input.inputText
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let charCode: UniChar = input.charCode
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if let ctlCandidateCurrent = delegate?.ctlCandidate() {
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// MARK: Cancel Candidate
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guard let ctlCandidateCurrent = delegate?.ctlCandidate() else {
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IME.prtDebugIntel("06661F6E")
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errorCallback()
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return true
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}
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let cancelCandidateKey =
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input.isBackSpace || input.isESC || input.isDelete
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|| ((input.isCursorBackward || input.isCursorForward) && input.isShiftHold)
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// MARK: Cancel Candidate
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if cancelCandidateKey {
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if (state is InputState.AssociatedPhrases)
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|| mgrPrefs.useSCPCTypingMode
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|| isBuilderEmpty
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{
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// 如果此時發現當前組字緩衝區為真空的情況的話，
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// 就將當前的組字緩衝區析構處理、強制重設輸入狀態。
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// 否則，一個本不該出現的真空組字緩衝區會使前後方向鍵與 BackSpace 鍵失靈。
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// 所以這裡需要對 isBuilderEmpty 做判定。
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clear()
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stateCallback(InputState.EmptyIgnoringPreviousState())
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} else {
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stateCallback(buildInputtingState)
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}
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let cancelCandidateKey =
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input.isBackSpace || input.isESC || input.isDelete
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|| ((input.isCursorBackward || input.isCursorForward) && input.isShiftHold)
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if cancelCandidateKey {
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if (state is InputState.AssociatedPhrases)
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|| mgrPrefs.useSCPCTypingMode
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|| isBuilderEmpty
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{
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// 如果此時發現當前組字緩衝區為真空的情況的話，
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// 就將當前的組字緩衝區析構處理、強制重設輸入狀態。
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// 否則，一個本不該出現的真空組字緩衝區會使前後方向鍵與 BackSpace 鍵失靈。
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// 所以這裡需要對 isBuilderEmpty 做判定。
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clear()
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stateCallback(InputState.EmptyIgnoringPreviousState())
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} else {
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stateCallback(buildInputtingState)
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}
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return true
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}
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// MARK: Enter
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if input.isEnter {
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if state is InputState.AssociatedPhrases {
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clear()
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stateCallback(InputState.EmptyIgnoringPreviousState())
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return true
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}
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delegate!.keyHandler(
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self,
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didSelectCandidateAt: ctlCandidateCurrent.selectedCandidateIndex,
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ctlCandidate: ctlCandidateCurrent
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)
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return true
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}
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// MARK: Enter
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// MARK: Tab
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if input.isEnter {
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if state is InputState.AssociatedPhrases {
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clear()
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stateCallback(InputState.EmptyIgnoringPreviousState())
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return true
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if input.isTab {
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let updated: Bool =
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mgrPrefs.specifyShiftTabKeyBehavior
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? (input.isShiftHold
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? ctlCandidateCurrent.showPreviousPage()
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: ctlCandidateCurrent.showNextPage())
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: (input.isShiftHold
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? ctlCandidateCurrent.highlightPreviousCandidate()
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: ctlCandidateCurrent.highlightNextCandidate())
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if !updated {
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IME.prtDebugIntel("9B691919")
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errorCallback()
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}
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return true
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}
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// MARK: Space
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if input.isSpace {
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let updated: Bool =
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mgrPrefs.specifyShiftSpaceKeyBehavior
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? (input.isShiftHold
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? ctlCandidateCurrent.highlightNextCandidate()
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: ctlCandidateCurrent.showNextPage())
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: (input.isShiftHold
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? ctlCandidateCurrent.showNextPage()
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: ctlCandidateCurrent.highlightNextCandidate())
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if !updated {
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IME.prtDebugIntel("A11C781F")
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errorCallback()
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}
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return true
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}
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// MARK: PgDn
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if input.isPageDown || input.emacsKey == vChewingEmacsKey.nextPage {
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let updated: Bool = ctlCandidateCurrent.showNextPage()
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if !updated {
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IME.prtDebugIntel("9B691919")
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errorCallback()
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}
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return true
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}
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// MARK: PgUp
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if input.isPageUp {
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let updated: Bool = ctlCandidateCurrent.showPreviousPage()
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if !updated {
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IME.prtDebugIntel("9569955D")
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errorCallback()
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}
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return true
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}
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// MARK: Left Arrow
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if input.isLeft {
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switch ctlCandidateCurrent.currentLayout {
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case .horizontal:
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do {
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if !ctlCandidateCurrent.highlightPreviousCandidate() {
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IME.prtDebugIntel("1145148D")
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errorCallback()
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}
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}
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case .vertical:
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do {
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if !ctlCandidateCurrent.showPreviousPage() {
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IME.prtDebugIntel("1919810D")
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errorCallback()
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}
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}
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}
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return true
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}
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// MARK: EmacsKey Backward
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if input.emacsKey == vChewingEmacsKey.backward {
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let updated: Bool = ctlCandidateCurrent.highlightPreviousCandidate()
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if !updated {
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IME.prtDebugIntel("9B89308D")
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errorCallback()
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}
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return true
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}
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// MARK: Right Arrow
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if input.isRight {
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switch ctlCandidateCurrent.currentLayout {
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case .horizontal:
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do {
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if !ctlCandidateCurrent.highlightNextCandidate() {
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IME.prtDebugIntel("9B65138D")
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errorCallback()
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}
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}
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case .vertical:
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do {
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if !ctlCandidateCurrent.showNextPage() {
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IME.prtDebugIntel("9244908D")
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errorCallback()
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}
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}
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}
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return true
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}
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// MARK: EmacsKey Forward
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if input.emacsKey == vChewingEmacsKey.forward {
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let updated: Bool = ctlCandidateCurrent.highlightNextCandidate()
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if !updated {
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IME.prtDebugIntel("9B2428D")
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errorCallback()
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}
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return true
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}
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// MARK: Up Arrow
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if input.isUp {
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switch ctlCandidateCurrent.currentLayout {
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case .horizontal:
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do {
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if !ctlCandidateCurrent.showPreviousPage() {
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IME.prtDebugIntel("9B614524")
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errorCallback()
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}
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}
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case .vertical:
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do {
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if !ctlCandidateCurrent.highlightPreviousCandidate() {
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IME.prtDebugIntel("ASD9908D")
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errorCallback()
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}
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}
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}
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return true
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}
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// MARK: Down Arrow
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if input.isDown {
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switch ctlCandidateCurrent.currentLayout {
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case .horizontal:
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do {
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if !ctlCandidateCurrent.showNextPage() {
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IME.prtDebugIntel("92B990DD")
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errorCallback()
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}
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}
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case .vertical:
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do {
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if !ctlCandidateCurrent.highlightNextCandidate() {
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IME.prtDebugIntel("6B99908D")
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errorCallback()
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}
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}
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}
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return true
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}
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// MARK: Home Key
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if input.isHome || input.emacsKey == vChewingEmacsKey.home {
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if ctlCandidateCurrent.selectedCandidateIndex == 0 {
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IME.prtDebugIntel("9B6EDE8D")
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errorCallback()
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} else {
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ctlCandidateCurrent.selectedCandidateIndex = 0
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}
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return true
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}
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// MARK: End Key
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var candidates: [String]!
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if let state = state as? InputState.ChoosingCandidate {
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candidates = state.candidates
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} else if let state = state as? InputState.AssociatedPhrases {
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candidates = state.candidates
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}
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if candidates.isEmpty {
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return false
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} else { // 這裡不用「count > 0」，因為該整數變數只要「!isEmpty」那就必定滿足這個條件。
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if input.isEnd || input.emacsKey == vChewingEmacsKey.end {
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if ctlCandidateCurrent.selectedCandidateIndex == candidates.count - 1 {
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IME.prtDebugIntel("9B69AAAD")
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errorCallback()
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} else {
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ctlCandidateCurrent.selectedCandidateIndex = candidates.count - 1
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}
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}
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}
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// MARK: - Associated Phrases
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if state is InputState.AssociatedPhrases {
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if !input.isShiftHold { return false }
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}
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var index: Int = NSNotFound
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var match: String!
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if state is InputState.AssociatedPhrases {
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match = input.inputTextIgnoringModifiers
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} else {
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match = inputText
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}
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var j = 0
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while j < ctlCandidateCurrent.keyLabels.count {
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let label: CandidateKeyLabel = ctlCandidateCurrent.keyLabels[j]
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if match.compare(label.key, options: .caseInsensitive, range: nil, locale: .current) == .orderedSame {
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index = j
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break
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}
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j += 1
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}
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if index != NSNotFound {
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let candidateIndex = ctlCandidateCurrent.candidateIndexAtKeyLabelIndex(index)
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if candidateIndex != Int.max {
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delegate!.keyHandler(
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self,
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didSelectCandidateAt: ctlCandidateCurrent.selectedCandidateIndex,
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ctlCandidate: ctlCandidateCurrent
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self, didSelectCandidateAt: candidateIndex, ctlCandidate: ctlCandidateCurrent
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)
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return true
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}
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}
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// MARK: Tab
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if state is InputState.AssociatedPhrases { return false }
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if input.isTab {
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let updated: Bool =
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mgrPrefs.specifyShiftTabKeyBehavior
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? (input.isShiftHold
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? ctlCandidateCurrent.showPreviousPage()
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: ctlCandidateCurrent.showNextPage())
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: (input.isShiftHold
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? ctlCandidateCurrent.highlightPreviousCandidate()
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: ctlCandidateCurrent.highlightNextCandidate())
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if !updated {
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IME.prtDebugIntel("9B691919")
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errorCallback()
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}
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return true
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}
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// MARK: SCPC Mode Processing
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// MARK: Space
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if mgrPrefs.useSCPCTypingMode {
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var punctuationNamePrefix = ""
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if input.isSpace {
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let updated: Bool =
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mgrPrefs.specifyShiftSpaceKeyBehavior
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? (input.isShiftHold
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? ctlCandidateCurrent.highlightNextCandidate()
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: ctlCandidateCurrent.showNextPage())
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: (input.isShiftHold
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? ctlCandidateCurrent.showNextPage()
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: ctlCandidateCurrent.highlightNextCandidate())
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if !updated {
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IME.prtDebugIntel("A11C781F")
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errorCallback()
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}
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return true
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}
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// MARK: PgDn
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if input.isPageDown || input.emacsKey == vChewingEmacsKey.nextPage {
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let updated: Bool = ctlCandidateCurrent.showNextPage()
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if !updated {
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IME.prtDebugIntel("9B691919")
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errorCallback()
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}
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return true
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}
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// MARK: PgUp
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if input.isPageUp {
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let updated: Bool = ctlCandidateCurrent.showPreviousPage()
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if !updated {
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IME.prtDebugIntel("9569955D")
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errorCallback()
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}
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return true
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}
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// MARK: Left Arrow
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if input.isLeft {
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switch ctlCandidateCurrent.currentLayout {
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case .horizontal:
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do {
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if !ctlCandidateCurrent.highlightPreviousCandidate() {
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IME.prtDebugIntel("1145148D")
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errorCallback()
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}
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}
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case .vertical:
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do {
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if !ctlCandidateCurrent.showPreviousPage() {
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IME.prtDebugIntel("1919810D")
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errorCallback()
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}
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}
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}
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return true
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}
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// MARK: EmacsKey Backward
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if input.emacsKey == vChewingEmacsKey.backward {
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let updated: Bool = ctlCandidateCurrent.highlightPreviousCandidate()
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if !updated {
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IME.prtDebugIntel("9B89308D")
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errorCallback()
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}
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return true
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}
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// MARK: Right Arrow
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if input.isRight {
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switch ctlCandidateCurrent.currentLayout {
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case .horizontal:
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do {
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if !ctlCandidateCurrent.highlightNextCandidate() {
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IME.prtDebugIntel("9B65138D")
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errorCallback()
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}
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}
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case .vertical:
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do {
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if !ctlCandidateCurrent.showNextPage() {
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IME.prtDebugIntel("9244908D")
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errorCallback()
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}
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}
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}
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return true
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}
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// MARK: EmacsKey Forward
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if input.emacsKey == vChewingEmacsKey.forward {
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let updated: Bool = ctlCandidateCurrent.highlightNextCandidate()
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if !updated {
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IME.prtDebugIntel("9B2428D")
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errorCallback()
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}
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return true
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}
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// MARK: Up Arrow
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if input.isUp {
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switch ctlCandidateCurrent.currentLayout {
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case .horizontal:
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do {
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if !ctlCandidateCurrent.showPreviousPage() {
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IME.prtDebugIntel("9B614524")
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errorCallback()
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}
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}
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case .vertical:
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do {
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if !ctlCandidateCurrent.highlightPreviousCandidate() {
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IME.prtDebugIntel("ASD9908D")
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errorCallback()
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}
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}
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}
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return true
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}
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// MARK: Down Arrow
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if input.isDown {
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switch ctlCandidateCurrent.currentLayout {
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case .horizontal:
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do {
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if !ctlCandidateCurrent.showNextPage() {
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IME.prtDebugIntel("92B990DD")
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errorCallback()
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}
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}
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case .vertical:
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do {
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if !ctlCandidateCurrent.highlightNextCandidate() {
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IME.prtDebugIntel("6B99908D")
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errorCallback()
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}
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}
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}
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return true
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}
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// MARK: Home Key
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if input.isHome || input.emacsKey == vChewingEmacsKey.home {
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if ctlCandidateCurrent.selectedCandidateIndex == 0 {
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IME.prtDebugIntel("9B6EDE8D")
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errorCallback()
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} else {
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ctlCandidateCurrent.selectedCandidateIndex = 0
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}
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return true
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}
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// MARK: End Key
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var candidates: [String]!
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if let state = state as? InputState.ChoosingCandidate {
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candidates = state.candidates
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} else if let state = state as? InputState.AssociatedPhrases {
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candidates = state.candidates
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}
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if candidates.isEmpty {
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return false
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} else { // 這裡不用「count > 0」，因為該整數變數只要「!isEmpty」那就必定滿足這個條件。
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if input.isEnd || input.emacsKey == vChewingEmacsKey.end {
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if ctlCandidateCurrent.selectedCandidateIndex == candidates.count - 1 {
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IME.prtDebugIntel("9B69AAAD")
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errorCallback()
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} else {
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ctlCandidateCurrent.selectedCandidateIndex = candidates.count - 1
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}
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}
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}
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// MARK: - Associated Phrases
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if state is InputState.AssociatedPhrases {
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if !input.isShiftHold { return false }
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}
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var index: Int = NSNotFound
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var match: String!
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if state is InputState.AssociatedPhrases {
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match = input.inputTextIgnoringModifiers
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if input.isOptionHold && !input.isControlHold {
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punctuationNamePrefix = "_alt_punctuation_"
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} else if input.isControlHold && !input.isOptionHold {
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punctuationNamePrefix = "_ctrl_punctuation_"
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||||
} else if input.isControlHold && input.isOptionHold {
|
||||
punctuationNamePrefix = "_alt_ctrl_punctuation_"
|
||||
} else if mgrPrefs.halfWidthPunctuationEnabled {
|
||||
punctuationNamePrefix = "_half_punctuation_"
|
||||
} else {
|
||||
match = inputText
|
||||
punctuationNamePrefix = "_punctuation_"
|
||||
}
|
||||
|
||||
var j = 0
|
||||
while j < ctlCandidateCurrent.keyLabels.count {
|
||||
let label: CandidateKeyLabel = ctlCandidateCurrent.keyLabels[j]
|
||||
if match.compare(label.key, options: .caseInsensitive, range: nil, locale: .current) == .orderedSame {
|
||||
index = j
|
||||
break
|
||||
}
|
||||
j += 1
|
||||
let parser = currentMandarinParser
|
||||
|
||||
let arrCustomPunctuations: [String] = [
|
||||
punctuationNamePrefix, parser, String(format: "%c", CChar(charCode)),
|
||||
]
|
||||
let customPunctuation: String = arrCustomPunctuations.joined(separator: "")
|
||||
|
||||
let arrPunctuations: [String] = [punctuationNamePrefix, String(format: "%c", CChar(charCode))]
|
||||
let punctuation: String = arrPunctuations.joined(separator: "")
|
||||
|
||||
var shouldAutoSelectCandidate: Bool =
|
||||
_composer.inputValidityCheck(key: charCode) || ifLangModelHasUnigrams(forKey: customPunctuation)
|
||||
|| ifLangModelHasUnigrams(forKey: punctuation)
|
||||
|
||||
if !shouldAutoSelectCandidate, input.isUpperCaseASCIILetterKey {
|
||||
let letter: String! = String(format: "%@%c", "_letter_", CChar(charCode))
|
||||
if ifLangModelHasUnigrams(forKey: letter) { shouldAutoSelectCandidate = true }
|
||||
}
|
||||
|
||||
if index != NSNotFound {
|
||||
let candidateIndex = ctlCandidateCurrent.candidateIndexAtKeyLabelIndex(index)
|
||||
if shouldAutoSelectCandidate {
|
||||
let candidateIndex = ctlCandidateCurrent.candidateIndexAtKeyLabelIndex(0)
|
||||
if candidateIndex != Int.max {
|
||||
delegate!.keyHandler(
|
||||
self, didSelectCandidateAt: candidateIndex, ctlCandidate: ctlCandidateCurrent
|
||||
self,
|
||||
didSelectCandidateAt: candidateIndex,
|
||||
ctlCandidate: ctlCandidateCurrent
|
||||
)
|
||||
clear()
|
||||
let empty = InputState.EmptyIgnoringPreviousState()
|
||||
stateCallback(empty)
|
||||
return handle(
|
||||
input: input, state: empty, stateCallback: stateCallback, errorCallback: errorCallback
|
||||
)
|
||||
return true
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
||||
if state is InputState.AssociatedPhrases { return false }
|
||||
|
||||
// MARK: SCPC Mode Processing
|
||||
|
||||
if mgrPrefs.useSCPCTypingMode {
|
||||
var punctuationNamePrefix = ""
|
||||
|
||||
if input.isOptionHold && !input.isControlHold {
|
||||
punctuationNamePrefix = "_alt_punctuation_"
|
||||
} else if input.isControlHold && !input.isOptionHold {
|
||||
punctuationNamePrefix = "_ctrl_punctuation_"
|
||||
} else if input.isControlHold && input.isOptionHold {
|
||||
punctuationNamePrefix = "_alt_ctrl_punctuation_"
|
||||
} else if mgrPrefs.halfWidthPunctuationEnabled {
|
||||
punctuationNamePrefix = "_half_punctuation_"
|
||||
} else {
|
||||
punctuationNamePrefix = "_punctuation_"
|
||||
}
|
||||
|
||||
let parser = currentMandarinParser
|
||||
|
||||
let arrCustomPunctuations: [String] = [
|
||||
punctuationNamePrefix, parser, String(format: "%c", CChar(charCode)),
|
||||
]
|
||||
let customPunctuation: String = arrCustomPunctuations.joined(separator: "")
|
||||
|
||||
let arrPunctuations: [String] = [punctuationNamePrefix, String(format: "%c", CChar(charCode))]
|
||||
let punctuation: String = arrPunctuations.joined(separator: "")
|
||||
|
||||
var shouldAutoSelectCandidate: Bool =
|
||||
_composer.inputValidityCheck(key: charCode) || ifLangModelHasUnigrams(forKey: customPunctuation)
|
||||
|| ifLangModelHasUnigrams(forKey: punctuation)
|
||||
|
||||
if !shouldAutoSelectCandidate, input.isUpperCaseASCIILetterKey {
|
||||
let letter: String! = String(format: "%@%c", "_letter_", CChar(charCode))
|
||||
if ifLangModelHasUnigrams(forKey: letter) { shouldAutoSelectCandidate = true }
|
||||
}
|
||||
|
||||
if shouldAutoSelectCandidate {
|
||||
let candidateIndex = ctlCandidateCurrent.candidateIndexAtKeyLabelIndex(0)
|
||||
if candidateIndex != Int.max {
|
||||
delegate!.keyHandler(
|
||||
self,
|
||||
didSelectCandidateAt: candidateIndex,
|
||||
ctlCandidate: ctlCandidateCurrent
|
||||
)
|
||||
clear()
|
||||
let empty = InputState.EmptyIgnoringPreviousState()
|
||||
stateCallback(empty)
|
||||
return handle(
|
||||
input: input, state: empty, stateCallback: stateCallback, errorCallback: errorCallback
|
||||
)
|
||||
}
|
||||
return true
|
||||
}
|
||||
}
|
||||
} // END: "if let ctlCandidateCurrent"
|
||||
}
|
||||
|
||||
IME.prtDebugIntel("172A0F81")
|
||||
errorCallback()
|
||||
|
|
|
|||
Loading…
Reference in New Issue