本文整理汇总了TypeScript中vs/editor/common/controller/cursorMoveOperations.MoveOperations.left方法的典型用法代码示例。如果您正苦于以下问题：TypeScript MoveOperations.left方法的具体用法？TypeScript MoveOperations.left怎么用？TypeScript MoveOperations.left使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类vs/editor/common/controller/cursorMoveOperations.MoveOperations的用法示例。
在下文中一共展示了MoveOperations.left方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: deleteLeft
public static deleteLeft(prevEditOperationType: EditOperationType, config: CursorConfiguration, model: ICursorSimpleModel, selections: Selection[]): [boolean, ICommand[]] {
if (this._isAutoClosingPairDelete(config, model, selections)) {
return this._runAutoClosingPairDelete(config, model, selections);
}
let commands: ICommand[] = [];
let shouldPushStackElementBefore = (prevEditOperationType !== EditOperationType.DeletingLeft);
for (let i = 0, len = selections.length; i < len; i++) {
const selection = selections[i];
let deleteSelection: Range = selection;
if (deleteSelection.isEmpty()) {
let position = selection.getPosition();
if (config.useTabStops && position.column > 1) {
let lineContent = model.getLineContent(position.lineNumber);
let firstNonWhitespaceIndex = strings.firstNonWhitespaceIndex(lineContent);
let lastIndentationColumn = (
firstNonWhitespaceIndex === -1
? /* entire string is whitespace */lineContent.length + 1
: firstNonWhitespaceIndex + 1
);
if (position.column <= lastIndentationColumn) {
let fromVisibleColumn = CursorColumns.visibleColumnFromColumn2(config, model, position);
let toVisibleColumn = CursorColumns.prevTabStop(fromVisibleColumn, config.tabSize);
let toColumn = CursorColumns.columnFromVisibleColumn2(config, model, position.lineNumber, toVisibleColumn);
deleteSelection = new Range(position.lineNumber, toColumn, position.lineNumber, position.column);
} else {
deleteSelection = new Range(position.lineNumber, position.column - 1, position.lineNumber, position.column);
}
} else {
let leftOfPosition = MoveOperations.left(config, model, position.lineNumber, position.column);
deleteSelection = new Range(
leftOfPosition.lineNumber,
leftOfPosition.column,
position.lineNumber,
position.column
);
}
}
if (deleteSelection.isEmpty()) {
// Probably at beginning of file => ignore
commands[i] = null;
continue;
}
if (deleteSelection.startLineNumber !== deleteSelection.endLineNumber) {
shouldPushStackElementBefore = true;
}
commands[i] = new ReplaceCommand(deleteSelection, '');
}
return [shouldPushStackElementBefore, commands];
}示例2: deleteLeft
public static deleteLeft(config: CursorConfiguration, model: ICursorSimpleModel, cursor: SingleCursorState): EditOperationResult {
let r = this.autoClosingPairDelete(config, model, cursor);
if (r) {
// This was a case for an auto-closing pair delete
return r;
}
let deleteSelection: Range = cursor.selection;
if (deleteSelection.isEmpty()) {
let position = cursor.position;
if (config.useTabStops && position.column > 1) {
let lineContent = model.getLineContent(position.lineNumber);
let firstNonWhitespaceIndex = strings.firstNonWhitespaceIndex(lineContent);
let lastIndentationColumn = (
firstNonWhitespaceIndex === -1
? /* entire string is whitespace */lineContent.length + 1
: firstNonWhitespaceIndex + 1
);
if (position.column <= lastIndentationColumn) {
let fromVisibleColumn = CursorColumns.visibleColumnFromColumn2(config, model, position);
let toVisibleColumn = CursorColumns.prevTabStop(fromVisibleColumn, config.tabSize);
let toColumn = CursorColumns.columnFromVisibleColumn2(config, model, position.lineNumber, toVisibleColumn);
deleteSelection = new Range(position.lineNumber, toColumn, position.lineNumber, position.column);
} else {
deleteSelection = new Range(position.lineNumber, position.column - 1, position.lineNumber, position.column);
}
} else {
let leftOfPosition = MoveOperations.left(config, model, position.lineNumber, position.column);
deleteSelection = new Range(
leftOfPosition.lineNumber,
leftOfPosition.column,
position.lineNumber,
position.column
);
}
}
if (deleteSelection.isEmpty()) {
// Probably at beginning of file => ignore
return null;
}
let shouldPushStackElementBefore = false;
if (deleteSelection.startLineNumber !== deleteSelection.endLineNumber) {
shouldPushStackElementBefore = true;
}
return new EditOperationResult(new ReplaceCommand(deleteSelection, ''), {
shouldPushStackElementBefore: shouldPushStackElementBefore,
shouldPushStackElementAfter: false
});
}示例3: deleteLeft
public static deleteLeft(config: CursorConfiguration, model: ICursorSimpleModel, cursors: SingleCursorState[]): EditOperationResult {
if (this._isAutoClosingPairDelete(config, model, cursors)) {
return this._runAutoClosingPairDelete(config, model, cursors);
}
let commands: CommandResult[] = [];
let shouldPushStackElementBefore = false;
for (let i = 0, len = cursors.length; i < len; i++) {
const cursor = cursors[i];
let deleteSelection: Range = cursor.selection;
if (deleteSelection.isEmpty()) {
let position = cursor.position;
if (config.useTabStops && position.column > 1) {
let lineContent = model.getLineContent(position.lineNumber);
let firstNonWhitespaceIndex = strings.firstNonWhitespaceIndex(lineContent);
let lastIndentationColumn = (
firstNonWhitespaceIndex === -1
? /* entire string is whitespace */lineContent.length + 1
: firstNonWhitespaceIndex + 1
);
if (position.column <= lastIndentationColumn) {
let fromVisibleColumn = CursorColumns.visibleColumnFromColumn2(config, model, position);
let toVisibleColumn = CursorColumns.prevTabStop(fromVisibleColumn, config.tabSize);
let toColumn = CursorColumns.columnFromVisibleColumn2(config, model, position.lineNumber, toVisibleColumn);
deleteSelection = new Range(position.lineNumber, toColumn, position.lineNumber, position.column);
} else {
deleteSelection = new Range(position.lineNumber, position.column - 1, position.lineNumber, position.column);
}
} else {
let leftOfPosition = MoveOperations.left(config, model, position.lineNumber, position.column);
deleteSelection = new Range(
leftOfPosition.lineNumber,
leftOfPosition.column,
position.lineNumber,
position.column
);
}
}
if (deleteSelection.isEmpty()) {
// Probably at beginning of file => ignore
commands[i] = null;
continue;
}
if (deleteSelection.startLineNumber !== deleteSelection.endLineNumber) {
shouldPushStackElementBefore = true;
}
commands[i] = new CommandResult(new ReplaceCommand(deleteSelection, ''), false);
}
return new EditOperationResult(commands, {
shouldPushStackElementBefore: shouldPushStackElementBefore,
shouldPushStackElementAfter: false
});
}