本文整理匯總了TypeScript中@typewriter/editor.Editor.deleteText方法的典型用法代碼示例。如果您正苦於以下問題：TypeScript Editor.deleteText方法的具體用法？TypeScript Editor.deleteText怎麽用？TypeScript Editor.deleteText使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類@typewriter/editor.Editor的用法示例。
在下文中一共展示了Editor.deleteText方法的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的TypeScript代碼示例。
示例1: onBackspace
function onBackspace(event: KeyboardEvent) {
if (event.defaultPrevented) return;
event.preventDefault();
function flattenBlock(line, force?: boolean) {
const block = paper.blocks.findByAttributes(line.attributes, true);
if (block.indentable && line.attributes.indent) {
onTab(new CustomEvent('shortcut', { detail: 'Shift+Tab' }));
return true;
}
if (block && (force || block !== paper.blocks.getDefault() && !block.defaultFollows)) {
editor.formatLine(from, {}, SOURCE_USER);
return true;
}
}
let [ from, to ] = editor.getSelectedRange();
if (from + to === 0) {
const line = editor.contents.getLine(from);
if (flattenBlock(line, true)) return true;
} else {
// The "from" block needs to stay the same. The "to" block gets merged into it
if (from === to) {
const line = editor.contents.getLine(from);
if (from === line.start && flattenBlock(line)) {
return;
}
from--;
}
editor.deleteText(from, to, SOURCE_USER);
}
}示例2: onDelete
function onDelete(event: KeyboardEvent) {
if (event.defaultPrevented) return;
event.preventDefault();
let [ from, to ] = editor.getSelectedRange();
if (from === to && from === editor.length) return;
if (from === to) {
to++;
}
editor.deleteText(from, to, SOURCE_USER);
}示例3:
const change = editor.getChange(() => {
editor.formatLine(index, attributes);
editor.deleteText(index - prefix.length, index);
});