Andrew Zambazos
75 lines
3.4 KiB
JavaScript
75 lines
3.4 KiB
JavaScript
/*
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* Copyright (C) 2015-2017 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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WI.CodeMirrorEditor = class CodeMirrorEditor
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{
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static create(element, options)
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{
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// CodeMirror's manual scrollbar positioning results in double scrollbars,
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// nor does it handle braces and brackets well, so default to using LTR.
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// Clients can override this if custom layout for RTL is available.
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element.setAttribute("dir", "ltr");
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element.classList.toggle("read-only", options.readOnly);
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let codeMirror = new CodeMirror(element, {
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// These values will be overridden by any value with the same key in `options`.
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indentWithTabs: WI.settings.indentWithTabs.value,
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indentUnit: WI.settings.indentUnit.value,
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tabSize: WI.settings.tabSize.value,
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lineWrapping: WI.settings.enableLineWrapping.value,
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showWhitespaceCharacters: WI.settings.showWhitespaceCharacters.value,
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...options,
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});
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function listenForChange(setting, codeMirrorOption) {
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if (options[codeMirrorOption] !== undefined)
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return;
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setting.addEventListener(WI.Setting.Event.Changed, function(event) {
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this.setOption(codeMirrorOption, setting.value);
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}, codeMirror);
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}
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listenForChange(WI.settings.indentWithTabs, "indentWithTabs");
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listenForChange(WI.settings.indentUnit, "indentUnit");
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listenForChange(WI.settings.tabSize, "tabSize");
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listenForChange(WI.settings.enableLineWrapping, "lineWrapping");
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listenForChange(WI.settings.showWhitespaceCharacters, "showWhitespaceCharacters");
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// Override some Mac specific keybindings.
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if (WI.Platform.name === "mac") {
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codeMirror.addKeyMap({
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"Home": () => { codeMirror.scrollIntoView({line: 0, ch: 0}); },
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"End": () => { codeMirror.scrollIntoView({line: codeMirror.lineCount() - 1, ch: null}); },
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});
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}
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// Set up default controllers that should be present for
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// all CodeMirror editor instances.
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new WI.CodeMirrorTextKillController(codeMirror);
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return codeMirror;
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}
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};
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