Mercurial
diff .cms/lib/codemirror/src/edit/commands.js @ 0:78edf6b517a0 draft
24.10
author | Coffee CMS <info@coffee-cms.ru> |
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date | Fri, 11 Oct 2024 22:40:23 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/.cms/lib/codemirror/src/edit/commands.js Fri Oct 11 22:40:23 2024 +0000 @@ -0,0 +1,178 @@ +import { deleteNearSelection } from "./deleteNearSelection.js" +import { runInOp } from "../display/operations.js" +import { ensureCursorVisible } from "../display/scrolling.js" +import { endOfLine } from "../input/movement.js" +import { clipPos, Pos } from "../line/pos.js" +import { visualLine, visualLineEnd } from "../line/spans.js" +import { getLine, lineNo } from "../line/utils_line.js" +import { Range } from "../model/selection.js" +import { selectAll } from "../model/selection_updates.js" +import { countColumn, sel_dontScroll, sel_move, spaceStr } from "../util/misc.js" +import { getOrder } from "../util/bidi.js" + +// Commands are parameter-less actions that can be performed on an +// editor, mostly used for keybindings. +export let commands = { + selectAll: selectAll, + singleSelection: cm => cm.setSelection(cm.getCursor("anchor"), cm.getCursor("head"), sel_dontScroll), + killLine: cm => deleteNearSelection(cm, range => { + if (range.empty()) { + let len = getLine(cm.doc, range.head.line).text.length + if (range.head.ch == len && range.head.line < cm.lastLine()) + return {from: range.head, to: Pos(range.head.line + 1, 0)} + else + return {from: range.head, to: Pos(range.head.line, len)} + } else { + return {from: range.from(), to: range.to()} + } + }), + deleteLine: cm => deleteNearSelection(cm, range => ({ + from: Pos(range.from().line, 0), + to: clipPos(cm.doc, Pos(range.to().line + 1, 0)) + })), + delLineLeft: cm => deleteNearSelection(cm, range => ({ + from: Pos(range.from().line, 0), to: range.from() + })), + delWrappedLineLeft: cm => deleteNearSelection(cm, range => { + let top = cm.charCoords(range.head, "div").top + 5 + let leftPos = cm.coordsChar({left: 0, top: top}, "div") + return {from: leftPos, to: range.from()} + }), + delWrappedLineRight: cm => deleteNearSelection(cm, range => { + let top = cm.charCoords(range.head, "div").top + 5 + let rightPos = cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div") + return {from: range.from(), to: rightPos } + }), + undo: cm => cm.undo(), + redo: cm => cm.redo(), + undoSelection: cm => cm.undoSelection(), + redoSelection: cm => cm.redoSelection(), + goDocStart: cm => cm.extendSelection(Pos(cm.firstLine(), 0)), + goDocEnd: cm => cm.extendSelection(Pos(cm.lastLine())), + goLineStart: cm => cm.extendSelectionsBy(range => lineStart(cm, range.head.line), + {origin: "+move", bias: 1} + ), + goLineStartSmart: cm => cm.extendSelectionsBy(range => lineStartSmart(cm, range.head), + {origin: "+move", bias: 1} + ), + goLineEnd: cm => cm.extendSelectionsBy(range => lineEnd(cm, range.head.line), + {origin: "+move", bias: -1} + ), + goLineRight: cm => cm.extendSelectionsBy(range => { + let top = cm.cursorCoords(range.head, "div").top + 5 + return cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div") + }, sel_move), + goLineLeft: cm => cm.extendSelectionsBy(range => { + let top = cm.cursorCoords(range.head, "div").top + 5 + return cm.coordsChar({left: 0, top: top}, "div") + }, sel_move), + goLineLeftSmart: cm => cm.extendSelectionsBy(range => { + let top = cm.cursorCoords(range.head, "div").top + 5 + let pos = cm.coordsChar({left: 0, top: top}, "div") + if (pos.ch < cm.getLine(pos.line).search(/\S/)) return lineStartSmart(cm, range.head) + return pos + }, sel_move), + goLineUp: cm => cm.moveV(-1, "line"), + goLineDown: cm => cm.moveV(1, "line"), + goPageUp: cm => cm.moveV(-1, "page"), + goPageDown: cm => cm.moveV(1, "page"), + goCharLeft: cm => cm.moveH(-1, "char"), + goCharRight: cm => cm.moveH(1, "char"), + goColumnLeft: cm => cm.moveH(-1, "column"), + goColumnRight: cm => cm.moveH(1, "column"), + goWordLeft: cm => cm.moveH(-1, "word"), + goGroupRight: cm => cm.moveH(1, "group"), + goGroupLeft: cm => cm.moveH(-1, "group"), + goWordRight: cm => cm.moveH(1, "word"), + delCharBefore: cm => cm.deleteH(-1, "codepoint"), + delCharAfter: cm => cm.deleteH(1, "char"), + delWordBefore: cm => cm.deleteH(-1, "word"), + delWordAfter: cm => cm.deleteH(1, "word"), + delGroupBefore: cm => cm.deleteH(-1, "group"), + delGroupAfter: cm => cm.deleteH(1, "group"), + indentAuto: cm => cm.indentSelection("smart"), + indentMore: cm => cm.indentSelection("add"), + indentLess: cm => cm.indentSelection("subtract"), + insertTab: cm => cm.replaceSelection("\t"), + insertSoftTab: cm => { + let spaces = [], ranges = cm.listSelections(), tabSize = cm.options.tabSize + for (let i = 0; i < ranges.length; i++) { + let pos = ranges[i].from() + let col = countColumn(cm.getLine(pos.line), pos.ch, tabSize) + spaces.push(spaceStr(tabSize - col % tabSize)) + } + cm.replaceSelections(spaces) + }, + defaultTab: cm => { + if (cm.somethingSelected()) cm.indentSelection("add") + else cm.execCommand("insertTab") + }, + // Swap the two chars left and right of each selection's head. + // Move cursor behind the two swapped characters afterwards. + // + // Doesn't consider line feeds a character. + // Doesn't scan more than one line above to find a character. + // Doesn't do anything on an empty line. + // Doesn't do anything with non-empty selections. + transposeChars: cm => runInOp(cm, () => { + let ranges = cm.listSelections(), newSel = [] + for (let i = 0; i < ranges.length; i++) { + if (!ranges[i].empty()) continue + let cur = ranges[i].head, line = getLine(cm.doc, cur.line).text + if (line) { + if (cur.ch == line.length) cur = new Pos(cur.line, cur.ch - 1) + if (cur.ch > 0) { + cur = new Pos(cur.line, cur.ch + 1) + cm.replaceRange(line.charAt(cur.ch - 1) + line.charAt(cur.ch - 2), + Pos(cur.line, cur.ch - 2), cur, "+transpose") + } else if (cur.line > cm.doc.first) { + let prev = getLine(cm.doc, cur.line - 1).text + if (prev) { + cur = new Pos(cur.line, 1) + cm.replaceRange(line.charAt(0) + cm.doc.lineSeparator() + + prev.charAt(prev.length - 1), + Pos(cur.line - 1, prev.length - 1), cur, "+transpose") + } + } + } + newSel.push(new Range(cur, cur)) + } + cm.setSelections(newSel) + }), + newlineAndIndent: cm => runInOp(cm, () => { + let sels = cm.listSelections() + for (let i = sels.length - 1; i >= 0; i--) + cm.replaceRange(cm.doc.lineSeparator(), sels[i].anchor, sels[i].head, "+input") + sels = cm.listSelections() + for (let i = 0; i < sels.length; i++) + cm.indentLine(sels[i].from().line, null, true) + ensureCursorVisible(cm) + }), + openLine: cm => cm.replaceSelection("\n", "start"), + toggleOverwrite: cm => cm.toggleOverwrite() +} + + +function lineStart(cm, lineN) { + let line = getLine(cm.doc, lineN) + let visual = visualLine(line) + if (visual != line) lineN = lineNo(visual) + return endOfLine(true, cm, visual, lineN, 1) +} +function lineEnd(cm, lineN) { + let line = getLine(cm.doc, lineN) + let visual = visualLineEnd(line) + if (visual != line) lineN = lineNo(visual) + return endOfLine(true, cm, line, lineN, -1) +} +function lineStartSmart(cm, pos) { + let start = lineStart(cm, pos.line) + let line = getLine(cm.doc, start.line) + let order = getOrder(line, cm.doc.direction) + if (!order || order[0].level == 0) { + let firstNonWS = Math.max(start.ch, line.text.search(/\S/)) + let inWS = pos.line == start.line && pos.ch <= firstNonWS && pos.ch + return Pos(start.line, inWS ? 0 : firstNonWS, start.sticky) + } + return start +}