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Add 7 fully featured languages to CodeEditor.
* Supports syntax highlighting, code completion, find and replace, text diff, validation, minimap, inline linter messaging, bracket matching for C, C++, JSON, Python, Rust, Swift, and TOML. * TODO: Create a (.usda) tree sitter to allow for the above to work in a fully featured usd text editor.
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90 changes: 90 additions & 0 deletions
90
Sources/Editors/Code/CosmoEditor/Controller/CursorPosition.swift
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|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| /* -------------------------------------------------------------- | ||
| * :: : K R A K E N : :: | ||
| * -------------------------------------------------------------- | ||
| * @wabistudios :: metaverse :: kraken | ||
| * | ||
| * This program is free software; you can redistribute it, and/or | ||
| * modify it under the terms of the GNU General Public License as | ||
| * published by the Free Software Foundation; either version 2 of | ||
| * the License, or (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Check out | ||
| * the GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy for this software license, the | ||
| * GNU General Public License along with this program; or, if not | ||
| * write to the Free Software Foundation, Inc., to the address of | ||
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | ||
| * | ||
| * Copyright (C) 2023 Wabi Foundation. | ||
| * All Rights Reserved. | ||
| * -------------------------------------------------------------- | ||
| * . x x x . o o o . x x x . : : : . o x o . : : : . | ||
| * -------------------------------------------------------------- */ | ||
|
|
||
| import Foundation | ||
|
|
||
| /// # Cursor Position | ||
| /// | ||
| /// Represents the position of a cursor in a document. | ||
| /// Provides information about the range of the selection relative to the document, and the line-column information. | ||
| /// | ||
| /// Can be initialized by users without knowledge of either column and line position or range in the document. | ||
| /// When initialized by users, certain values may be set to `NSNotFound` or `-1` until they can be filled in by the text | ||
| /// controller. | ||
| /// | ||
| public struct CursorPosition: Sendable, Codable, Equatable | ||
| { | ||
| /// Initialize a cursor position. | ||
| /// | ||
| /// When this initializer is used, ``CursorPosition/range`` will be initialized to `NSNotFound`. | ||
| /// The range value, however, be filled when updated by ``CosmoEditor`` via a `Binding`, or when it appears | ||
| /// in the``TextViewController/cursorPositions`` array. | ||
| /// | ||
| /// - Parameters: | ||
| /// - line: The line of the cursor position, 1-indexed. | ||
| /// - column: The column of the cursor position, 1-indexed. | ||
| public init(line: Int, column: Int) | ||
| { | ||
| range = .notFound | ||
| self.line = line | ||
| self.column = column | ||
| } | ||
|
|
||
| /// Initialize a cursor position. | ||
| /// | ||
| /// When this initializer is used, both ``CursorPosition/line`` and ``CursorPosition/column`` will be initialized | ||
| /// to `-1`. They will, however, be filled when updated by ``CosmoEditor`` via a `Binding`, or when it | ||
| /// appears in the ``TextViewController/cursorPositions`` array. | ||
| /// | ||
| /// - Parameter range: The range of the cursor position. | ||
| public init(range: NSRange) | ||
| { | ||
| self.range = range | ||
| line = -1 | ||
| column = -1 | ||
| } | ||
|
|
||
| /// Private initializer. | ||
| /// - Parameters: | ||
| /// - range: The range of the position. | ||
| /// - line: The line of the position. | ||
| /// - column: The column of the position. | ||
| init(range: NSRange, line: Int, column: Int) | ||
| { | ||
| self.range = range | ||
| self.line = line | ||
| self.column = column | ||
| } | ||
|
|
||
| /// The range of the selection. | ||
| public let range: NSRange | ||
| /// The line the cursor is located at. 1-indexed. | ||
| /// If ``CursorPosition/range`` is not empty, this is the line at the beginning of the selection. | ||
| public let line: Int | ||
| /// The column the cursor is located at. 1-indexed. | ||
| /// If ``CursorPosition/range`` is not empty, this is the column at the beginning of the selection. | ||
| public let column: Int | ||
| } |
87 changes: 87 additions & 0 deletions
87
Sources/Editors/Code/CosmoEditor/Controller/TextViewController+Cursor.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| /* -------------------------------------------------------------- | ||
| * :: : K R A K E N : :: | ||
| * -------------------------------------------------------------- | ||
| * @wabistudios :: metaverse :: kraken | ||
| * | ||
| * This program is free software; you can redistribute it, and/or | ||
| * modify it under the terms of the GNU General Public License as | ||
| * published by the Free Software Foundation; either version 2 of | ||
| * the License, or (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Check out | ||
| * the GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy for this software license, the | ||
| * GNU General Public License along with this program; or, if not | ||
| * write to the Free Software Foundation, Inc., to the address of | ||
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | ||
| * | ||
| * Copyright (C) 2023 Wabi Foundation. | ||
| * All Rights Reserved. | ||
| * -------------------------------------------------------------- | ||
| * . x x x . o o o . x x x . : : : . o x o . : : : . | ||
| * -------------------------------------------------------------- */ | ||
|
|
||
| import AppKit | ||
| import Foundation | ||
|
|
||
| extension TextViewController | ||
| { | ||
| /// Sets new cursor positions. | ||
| /// - Parameter positions: The positions to set. Lines and columns are 1-indexed. | ||
| public func setCursorPositions(_ positions: [CursorPosition]) | ||
| { | ||
| if isPostingCursorNotification { return } | ||
| var newSelectedRanges: [NSRange] = [] | ||
| for position in positions | ||
| { | ||
| let line = position.line | ||
| let column = position.column | ||
| guard (line > 0 && column > 0) || (position.range != .notFound) else { continue } | ||
|
|
||
| if position.range == .notFound | ||
| { | ||
| if textView.textStorage.length == 0 | ||
| { | ||
| // If the file is blank, automatically place the cursor in the first index. | ||
| newSelectedRanges.append(NSRange(location: 0, length: 0)) | ||
| } | ||
| else if let linePosition = textView.layoutManager.textLineForIndex(line - 1) | ||
| { | ||
| // If this is a valid line, set the new position | ||
| let index = linePosition.range.lowerBound + min(linePosition.range.upperBound, column - 1) | ||
| newSelectedRanges.append(NSRange(location: index, length: 0)) | ||
| } | ||
| } | ||
| else | ||
| { | ||
| newSelectedRanges.append(position.range) | ||
| } | ||
| } | ||
| textView.selectionManager.setSelectedRanges(newSelectedRanges) | ||
| } | ||
|
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| /// Update the ``TextViewController/cursorPositions`` variable with new text selections from the text view. | ||
| func updateCursorPosition() | ||
| { | ||
| var positions: [CursorPosition] = [] | ||
| for selectedRange in textView.selectionManager.textSelections | ||
| { | ||
| guard let linePosition = textView.layoutManager.textLineForOffset(selectedRange.range.location) | ||
| else | ||
| { | ||
| continue | ||
| } | ||
| let column = (selectedRange.range.location - linePosition.range.location) + 1 | ||
| let row = linePosition.index + 1 | ||
| positions.append(CursorPosition(range: selectedRange.range, line: row, column: column)) | ||
| } | ||
|
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| isPostingCursorNotification = true | ||
| cursorPositions = positions.sorted(by: { $0.range.location < $1.range.location }) | ||
| NotificationCenter.default.post(name: Self.cursorPositionUpdatedNotification, object: nil) | ||
| isPostingCursorNotification = false | ||
| } | ||
| } |
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