matrix-react-sdk
Version:
SDK for matrix.org using React
182 lines (178 loc) • 21.3 kB
JavaScript
;
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getLineAndNodePosition = getLineAndNodePosition;
exports.setCaretPosition = setCaretPosition;
exports.setSelection = setSelection;
var _render = require("./render");
var _range = _interopRequireDefault(require("./range"));
var _parts = require("./parts");
/*
Copyright 2019-2024 New Vector Ltd.
Copyright 2019 The Matrix.org Foundation C.I.C.
SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
Please see LICENSE files in the repository root for full details.
*/
function setSelection(editor, model, selection) {
if (selection instanceof _range.default) {
setDocumentRangeSelection(editor, model, selection);
} else {
setCaretPosition(editor, model, selection);
}
}
function setDocumentRangeSelection(editor, model, range) {
const sel = document.getSelection();
sel.removeAllRanges();
const selectionRange = document.createRange();
const start = getNodeAndOffsetForPosition(editor, model, range.start);
selectionRange.setStart(start.node, start.offset);
const end = getNodeAndOffsetForPosition(editor, model, range.end);
selectionRange.setEnd(end.node, end.offset);
sel.addRange(selectionRange);
}
function setCaretPosition(editor, model, caretPosition) {
if (model.isEmpty) return; // selection can't possibly be wrong, so avoid a reflow
const range = document.createRange();
const {
node,
offset
} = getNodeAndOffsetForPosition(editor, model, caretPosition);
range.setStart(node, offset);
range.collapse(true);
const sel = document.getSelection();
if (sel.rangeCount === 1) {
const existingRange = sel.getRangeAt(0);
if (existingRange.startContainer === range.startContainer && existingRange.startOffset === range.startOffset && existingRange.collapsed === range.collapsed) {
// If the selection matches, it's important to leave it alone.
// Recreating the selection state in at least Chrome can cause
// strange side effects, like touch bar flickering on every key.
// See https://github.com/vector-im/element-web/issues/9299
return;
}
}
sel.removeAllRanges();
sel.addRange(range);
}
function getNodeAndOffsetForPosition(editor, model, position) {
const {
offset,
lineIndex,
nodeIndex
} = getLineAndNodePosition(model, position);
const lineNode = editor.childNodes[lineIndex];
let focusNode;
// empty line with just a <br>
if (nodeIndex === -1) {
focusNode = lineNode;
} else {
focusNode = lineNode.childNodes[nodeIndex];
// make sure we have a text node
if (focusNode.nodeType === Node.ELEMENT_NODE && focusNode.firstChild) {
focusNode = focusNode.firstChild;
}
}
return {
node: focusNode,
offset
};
}
function getLineAndNodePosition(model, caretPosition) {
const {
parts
} = model;
const partIndex = caretPosition.index;
let {
offset
} = caretPosition;
const lineResult = findNodeInLineForPart(parts, partIndex, offset);
const {
lineIndex
} = lineResult;
let {
nodeIndex
} = lineResult;
// we're at an empty line between a newline part
// and another newline part or end/start of parts.
// set offset to 0 so it gets set to the <br> inside the line container
if (nodeIndex === -1) {
offset = 0;
} else {
// move caret out of uneditable part (into caret node, or empty line br) if needed
({
nodeIndex,
offset
} = moveOutOfUnselectablePart(parts, partIndex, nodeIndex, offset));
}
return {
lineIndex,
nodeIndex,
offset
};
}
function findNodeInLineForPart(parts, partIndex, offset) {
let lineIndex = 0;
let nodeIndex = -1;
let prevPart;
// go through to parts up till (and including) the index
// to find newline parts
for (let i = 0; i <= partIndex; ++i) {
const part = parts[i];
if (part.type === _parts.Type.Newline) {
// don't jump over the linebreak if the offset is before it
if (i == partIndex && offset === 0) {
continue;
}
lineIndex += 1;
nodeIndex = -1;
prevPart = undefined;
} else {
nodeIndex += 1;
if ((0, _render.needsCaretNodeBefore)(part, prevPart)) {
nodeIndex += 1;
}
// only jump over caret node if we're not at our destination node already,
// as we'll assume in moveOutOfUnselectablePart that nodeIndex
// refers to the node corresponding to the part,
// and not an adjacent caret node
if (i < partIndex) {
const nextPart = parts[i + 1];
const isLastOfLine = !nextPart || nextPart.type === _parts.Type.Newline;
if ((0, _render.needsCaretNodeAfter)(part, isLastOfLine)) {
nodeIndex += 1;
}
}
prevPart = part;
}
}
return {
lineIndex,
nodeIndex
};
}
function moveOutOfUnselectablePart(parts, partIndex, nodeIndex, offset) {
// move caret before or after unselectable part
const part = parts[partIndex];
if (part && !part.acceptsCaret) {
if (offset === 0) {
nodeIndex -= 1;
const prevPart = parts[partIndex - 1];
// if the previous node is a caret node, it's empty
// so the offset can stay at 0
// only when it's not, we need to set the offset
// at the end of the node
if (!(0, _render.needsCaretNodeBefore)(part, prevPart)) {
offset = prevPart.text.length;
}
} else {
nodeIndex += 1;
offset = 0;
}
}
return {
nodeIndex,
offset
};
}
//# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"names":["_render","require","_range","_interopRequireDefault","_parts","setSelection","editor","model","selection","Range","setDocumentRangeSelection","setCaretPosition","range","sel","document","getSelection","removeAllRanges","selectionRange","createRange","start","getNodeAndOffsetForPosition","setStart","node","offset","end","setEnd","addRange","caretPosition","isEmpty","collapse","rangeCount","existingRange","getRangeAt","startContainer","startOffset","collapsed","position","lineIndex","nodeIndex","getLineAndNodePosition","lineNode","childNodes","focusNode","nodeType","Node","ELEMENT_NODE","firstChild","parts","partIndex","index","lineResult","findNodeInLineForPart","moveOutOfUnselectablePart","prevPart","i","part","type","Type","Newline","undefined","needsCaretNodeBefore","nextPart","isLastOfLine","needsCaretNodeAfter","acceptsCaret","text","length"],"sources":["../../src/editor/caret.ts"],"sourcesContent":["/*\nCopyright 2019-2024 New Vector Ltd.\nCopyright 2019 The Matrix.org Foundation C.I.C.\n\nSPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only\nPlease see LICENSE files in the repository root for full details.\n*/\n\nimport { needsCaretNodeBefore, needsCaretNodeAfter } from \"./render\";\nimport Range from \"./range\";\nimport EditorModel from \"./model\";\nimport DocumentPosition, { IPosition } from \"./position\";\nimport { Part, Type } from \"./parts\";\n\nexport type Caret = Range | DocumentPosition;\n\nexport function setSelection(editor: HTMLDivElement, model: EditorModel, selection: Range | IPosition): void {\n    if (selection instanceof Range) {\n        setDocumentRangeSelection(editor, model, selection);\n    } else {\n        setCaretPosition(editor, model, selection);\n    }\n}\n\nfunction setDocumentRangeSelection(editor: HTMLDivElement, model: EditorModel, range: Range): void {\n    const sel = document.getSelection()!;\n    sel.removeAllRanges();\n    const selectionRange = document.createRange();\n    const start = getNodeAndOffsetForPosition(editor, model, range.start);\n    selectionRange.setStart(start.node, start.offset);\n    const end = getNodeAndOffsetForPosition(editor, model, range.end);\n    selectionRange.setEnd(end.node, end.offset);\n    sel.addRange(selectionRange);\n}\n\nexport function setCaretPosition(editor: HTMLDivElement, model: EditorModel, caretPosition: IPosition): void {\n    if (model.isEmpty) return; // selection can't possibly be wrong, so avoid a reflow\n\n    const range = document.createRange();\n    const { node, offset } = getNodeAndOffsetForPosition(editor, model, caretPosition);\n    range.setStart(node, offset);\n    range.collapse(true);\n\n    const sel = document.getSelection()!;\n    if (sel.rangeCount === 1) {\n        const existingRange = sel.getRangeAt(0);\n        if (\n            existingRange.startContainer === range.startContainer &&\n            existingRange.startOffset === range.startOffset &&\n            existingRange.collapsed === range.collapsed\n        ) {\n            // If the selection matches, it's important to leave it alone.\n            // Recreating the selection state in at least Chrome can cause\n            // strange side effects, like touch bar flickering on every key.\n            // See https://github.com/vector-im/element-web/issues/9299\n            return;\n        }\n    }\n    sel.removeAllRanges();\n    sel.addRange(range);\n}\n\nfunction getNodeAndOffsetForPosition(\n    editor: HTMLDivElement,\n    model: EditorModel,\n    position: IPosition,\n): {\n    node: Node;\n    offset: number;\n} {\n    const { offset, lineIndex, nodeIndex } = getLineAndNodePosition(model, position);\n    const lineNode = editor.childNodes[lineIndex];\n\n    let focusNode;\n    // empty line with just a <br>\n    if (nodeIndex === -1) {\n        focusNode = lineNode;\n    } else {\n        focusNode = lineNode.childNodes[nodeIndex];\n        // make sure we have a text node\n        if (focusNode.nodeType === Node.ELEMENT_NODE && focusNode.firstChild) {\n            focusNode = focusNode.firstChild;\n        }\n    }\n    return { node: focusNode, offset };\n}\n\nexport function getLineAndNodePosition(\n    model: EditorModel,\n    caretPosition: IPosition,\n): {\n    offset: number;\n    lineIndex: number;\n    nodeIndex: number;\n} {\n    const { parts } = model;\n    const partIndex = caretPosition.index;\n    let { offset } = caretPosition;\n    const lineResult = findNodeInLineForPart(parts, partIndex, offset);\n    const { lineIndex } = lineResult;\n    let { nodeIndex } = lineResult;\n    // we're at an empty line between a newline part\n    // and another newline part or end/start of parts.\n    // set offset to 0 so it gets set to the <br> inside the line container\n    if (nodeIndex === -1) {\n        offset = 0;\n    } else {\n        // move caret out of uneditable part (into caret node, or empty line br) if needed\n        ({ nodeIndex, offset } = moveOutOfUnselectablePart(parts, partIndex, nodeIndex, offset));\n    }\n    return { lineIndex, nodeIndex, offset };\n}\n\nfunction findNodeInLineForPart(\n    parts: Part[],\n    partIndex: number,\n    offset: number,\n): { lineIndex: number; nodeIndex: number } {\n    let lineIndex = 0;\n    let nodeIndex = -1;\n\n    let prevPart: Part | undefined;\n    // go through to parts up till (and including) the index\n    // to find newline parts\n    for (let i = 0; i <= partIndex; ++i) {\n        const part = parts[i];\n        if (part.type === Type.Newline) {\n            // don't jump over the linebreak if the offset is before it\n            if (i == partIndex && offset === 0) {\n                continue;\n            }\n            lineIndex += 1;\n            nodeIndex = -1;\n            prevPart = undefined;\n        } else {\n            nodeIndex += 1;\n            if (needsCaretNodeBefore(part, prevPart)) {\n                nodeIndex += 1;\n            }\n            // only jump over caret node if we're not at our destination node already,\n            // as we'll assume in moveOutOfUnselectablePart that nodeIndex\n            // refers to the node corresponding to the part,\n            // and not an adjacent caret node\n            if (i < partIndex) {\n                const nextPart = parts[i + 1];\n                const isLastOfLine = !nextPart || nextPart.type === Type.Newline;\n                if (needsCaretNodeAfter(part, isLastOfLine)) {\n                    nodeIndex += 1;\n                }\n            }\n            prevPart = part;\n        }\n    }\n\n    return { lineIndex, nodeIndex };\n}\n\nfunction moveOutOfUnselectablePart(\n    parts: Part[],\n    partIndex: number,\n    nodeIndex: number,\n    offset: number,\n): { offset: number; nodeIndex: number } {\n    // move caret before or after unselectable part\n    const part = parts[partIndex];\n    if (part && !part.acceptsCaret) {\n        if (offset === 0) {\n            nodeIndex -= 1;\n            const prevPart = parts[partIndex - 1];\n            // if the previous node is a caret node, it's empty\n            // so the offset can stay at 0\n            // only when it's not, we need to set the offset\n            // at the end of the node\n            if (!needsCaretNodeBefore(part, prevPart)) {\n                offset = prevPart.text.length;\n            }\n        } else {\n            nodeIndex += 1;\n            offset = 0;\n        }\n    }\n    return { nodeIndex, offset };\n}\n"],"mappings":";;;;;;;;;AAQA,IAAAA,OAAA,GAAAC,OAAA;AACA,IAAAC,MAAA,GAAAC,sBAAA,CAAAF,OAAA;AAGA,IAAAG,MAAA,GAAAH,OAAA;AAZA;AACA;AACA;AACA;AACA;AACA;AACA;;AAUO,SAASI,YAAYA,CAACC,MAAsB,EAAEC,KAAkB,EAAEC,SAA4B,EAAQ;EACzG,IAAIA,SAAS,YAAYC,cAAK,EAAE;IAC5BC,yBAAyB,CAACJ,MAAM,EAAEC,KAAK,EAAEC,SAAS,CAAC;EACvD,CAAC,MAAM;IACHG,gBAAgB,CAACL,MAAM,EAAEC,KAAK,EAAEC,SAAS,CAAC;EAC9C;AACJ;AAEA,SAASE,yBAAyBA,CAACJ,MAAsB,EAAEC,KAAkB,EAAEK,KAAY,EAAQ;EAC/F,MAAMC,GAAG,GAAGC,QAAQ,CAACC,YAAY,CAAC,CAAE;EACpCF,GAAG,CAACG,eAAe,CAAC,CAAC;EACrB,MAAMC,cAAc,GAAGH,QAAQ,CAACI,WAAW,CAAC,CAAC;EAC7C,MAAMC,KAAK,GAAGC,2BAA2B,CAACd,MAAM,EAAEC,KAAK,EAAEK,KAAK,CAACO,KAAK,CAAC;EACrEF,cAAc,CAACI,QAAQ,CAACF,KAAK,CAACG,IAAI,EAAEH,KAAK,CAACI,MAAM,CAAC;EACjD,MAAMC,GAAG,GAAGJ,2BAA2B,CAACd,MAAM,EAAEC,KAAK,EAAEK,KAAK,CAACY,GAAG,CAAC;EACjEP,cAAc,CAACQ,MAAM,CAACD,GAAG,CAACF,IAAI,EAAEE,GAAG,CAACD,MAAM,CAAC;EAC3CV,GAAG,CAACa,QAAQ,CAACT,cAAc,CAAC;AAChC;AAEO,SAASN,gBAAgBA,CAACL,MAAsB,EAAEC,KAAkB,EAAEoB,aAAwB,EAAQ;EACzG,IAAIpB,KAAK,CAACqB,OAAO,EAAE,OAAO,CAAC;;EAE3B,MAAMhB,KAAK,GAAGE,QAAQ,CAACI,WAAW,CAAC,CAAC;EACpC,MAAM;IAAEI,IAAI;IAAEC;EAAO,CAAC,GAAGH,2BAA2B,CAACd,MAAM,EAAEC,KAAK,EAAEoB,aAAa,CAAC;EAClFf,KAAK,CAACS,QAAQ,CAACC,IAAI,EAAEC,MAAM,CAAC;EAC5BX,KAAK,CAACiB,QAAQ,CAAC,IAAI,CAAC;EAEpB,MAAMhB,GAAG,GAAGC,QAAQ,CAACC,YAAY,CAAC,CAAE;EACpC,IAAIF,GAAG,CAACiB,UAAU,KAAK,CAAC,EAAE;IACtB,MAAMC,aAAa,GAAGlB,GAAG,CAACmB,UAAU,CAAC,CAAC,CAAC;IACvC,IACID,aAAa,CAACE,cAAc,KAAKrB,KAAK,CAACqB,cAAc,IACrDF,aAAa,CAACG,WAAW,KAAKtB,KAAK,CAACsB,WAAW,IAC/CH,aAAa,CAACI,SAAS,KAAKvB,KAAK,CAACuB,SAAS,EAC7C;MACE;MACA;MACA;MACA;MACA;IACJ;EACJ;EACAtB,GAAG,CAACG,eAAe,CAAC,CAAC;EACrBH,GAAG,CAACa,QAAQ,CAACd,KAAK,CAAC;AACvB;AAEA,SAASQ,2BAA2BA,CAChCd,MAAsB,EACtBC,KAAkB,EAClB6B,QAAmB,EAIrB;EACE,MAAM;IAAEb,MAAM;IAAEc,SAAS;IAAEC;EAAU,CAAC,GAAGC,sBAAsB,CAAChC,KAAK,EAAE6B,QAAQ,CAAC;EAChF,MAAMI,QAAQ,GAAGlC,MAAM,CAACmC,UAAU,CAACJ,SAAS,CAAC;EAE7C,IAAIK,SAAS;EACb;EACA,IAAIJ,SAAS,KAAK,CAAC,CAAC,EAAE;IAClBI,SAAS,GAAGF,QAAQ;EACxB,CAAC,MAAM;IACHE,SAAS,GAAGF,QAAQ,CAACC,UAAU,CAACH,SAAS,CAAC;IAC1C;IACA,IAAII,SAAS,CAACC,QAAQ,KAAKC,IAAI,CAACC,YAAY,IAAIH,SAAS,CAACI,UAAU,EAAE;MAClEJ,SAAS,GAAGA,SAAS,CAACI,UAAU;IACpC;EACJ;EACA,OAAO;IAAExB,IAAI,EAAEoB,SAAS;IAAEnB;EAAO,CAAC;AACtC;AAEO,SAASgB,sBAAsBA,CAClChC,KAAkB,EAClBoB,aAAwB,EAK1B;EACE,MAAM;IAAEoB;EAAM,CAAC,GAAGxC,KAAK;EACvB,MAAMyC,SAAS,GAAGrB,aAAa,CAACsB,KAAK;EACrC,IAAI;IAAE1B;EAAO,CAAC,GAAGI,aAAa;EAC9B,MAAMuB,UAAU,GAAGC,qBAAqB,CAACJ,KAAK,EAAEC,SAAS,EAAEzB,MAAM,CAAC;EAClE,MAAM;IAAEc;EAAU,CAAC,GAAGa,UAAU;EAChC,IAAI;IAAEZ;EAAU,CAAC,GAAGY,UAAU;EAC9B;EACA;EACA;EACA,IAAIZ,SAAS,KAAK,CAAC,CAAC,EAAE;IAClBf,MAAM,GAAG,CAAC;EACd,CAAC,MAAM;IACH;IACA,CAAC;MAAEe,SAAS;MAAEf;IAAO,CAAC,GAAG6B,yBAAyB,CAACL,KAAK,EAAEC,SAAS,EAAEV,SAAS,EAAEf,MAAM,CAAC;EAC3F;EACA,OAAO;IAAEc,SAAS;IAAEC,SAAS;IAAEf;EAAO,CAAC;AAC3C;AAEA,SAAS4B,qBAAqBA,CAC1BJ,KAAa,EACbC,SAAiB,EACjBzB,MAAc,EAC0B;EACxC,IAAIc,SAAS,GAAG,CAAC;EACjB,IAAIC,SAAS,GAAG,CAAC,CAAC;EAElB,IAAIe,QAA0B;EAC9B;EACA;EACA,KAAK,IAAIC,CAAC,GAAG,CAAC,EAAEA,CAAC,IAAIN,SAAS,EAAE,EAAEM,CAAC,EAAE;IACjC,MAAMC,IAAI,GAAGR,KAAK,CAACO,CAAC,CAAC;IACrB,IAAIC,IAAI,CAACC,IAAI,KAAKC,WAAI,CAACC,OAAO,EAAE;MAC5B;MACA,IAAIJ,CAAC,IAAIN,SAAS,IAAIzB,MAAM,KAAK,CAAC,EAAE;QAChC;MACJ;MACAc,SAAS,IAAI,CAAC;MACdC,SAAS,GAAG,CAAC,CAAC;MACde,QAAQ,GAAGM,SAAS;IACxB,CAAC,MAAM;MACHrB,SAAS,IAAI,CAAC;MACd,IAAI,IAAAsB,4BAAoB,EAACL,IAAI,EAAEF,QAAQ,CAAC,EAAE;QACtCf,SAAS,IAAI,CAAC;MAClB;MACA;MACA;MACA;MACA;MACA,IAAIgB,CAAC,GAAGN,SAAS,EAAE;QACf,MAAMa,QAAQ,GAAGd,KAAK,CAACO,CAAC,GAAG,CAAC,CAAC;QAC7B,MAAMQ,YAAY,GAAG,CAACD,QAAQ,IAAIA,QAAQ,CAACL,IAAI,KAAKC,WAAI,CAACC,OAAO;QAChE,IAAI,IAAAK,2BAAmB,EAACR,IAAI,EAAEO,YAAY,CAAC,EAAE;UACzCxB,SAAS,IAAI,CAAC;QAClB;MACJ;MACAe,QAAQ,GAAGE,IAAI;IACnB;EACJ;EAEA,OAAO;IAAElB,SAAS;IAAEC;EAAU,CAAC;AACnC;AAEA,SAASc,yBAAyBA,CAC9BL,KAAa,EACbC,SAAiB,EACjBV,SAAiB,EACjBf,MAAc,EACuB;EACrC;EACA,MAAMgC,IAAI,GAAGR,KAAK,CAACC,SAAS,CAAC;EAC7B,IAAIO,IAAI,IAAI,CAACA,IAAI,CAACS,YAAY,EAAE;IAC5B,IAAIzC,MAAM,KAAK,CAAC,EAAE;MACde,SAAS,IAAI,CAAC;MACd,MAAMe,QAAQ,GAAGN,KAAK,CAACC,SAAS,GAAG,CAAC,CAAC;MACrC;MACA;MACA;MACA;MACA,IAAI,CAAC,IAAAY,4BAAoB,EAACL,IAAI,EAAEF,QAAQ,CAAC,EAAE;QACvC9B,MAAM,GAAG8B,QAAQ,CAACY,IAAI,CAACC,MAAM;MACjC;IACJ,CAAC,MAAM;MACH5B,SAAS,IAAI,CAAC;MACdf,MAAM,GAAG,CAAC;IACd;EACJ;EACA,OAAO;IAAEe,SAAS;IAAEf;EAAO,CAAC;AAChC","ignoreList":[]}