DevTools: Move CodeMirrorTextEditor into text_editor module

third_party/WebKit/Source/devtools/front_end/source_frame/CodeMirrorUtils.js

-/*
- * Copyright (C) 2013 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/**
- * @constructor
- * @extends {WebInspector.InplaceEditor}
- */
-WebInspector.CodeMirrorUtils = function()
-{
-    WebInspector.InplaceEditor.call(this);
-}
-
-/**
- * @param {!WebInspector.TextRange} range
- * @return {!{start: !CodeMirror.Pos, end: !CodeMirror.Pos}}
- */
-WebInspector.CodeMirrorUtils.toPos = function(range)
-{
-    return {
-        start: new CodeMirror.Pos(range.startLine, range.startColumn),
-        end: new CodeMirror.Pos(range.endLine, range.endColumn)
-    };
-}
-
-/**
- * @param {!CodeMirror.Pos} start
- * @param {!CodeMirror.Pos} end
- * @return {!WebInspector.TextRange}
- */
-WebInspector.CodeMirrorUtils.toRange = function(start, end)
-{
-    return new WebInspector.TextRange(start.line, start.ch, end.line, end.ch);
-}
-
-/**
- * @param {!CodeMirror.ChangeObject} changeObject
- * @return {{oldRange: !WebInspector.TextRange, newRange: !WebInspector.TextRange}}
- */
-WebInspector.CodeMirrorUtils.changeObjectToEditOperation = function(changeObject)
-{
-    var oldRange = WebInspector.CodeMirrorUtils.toRange(changeObject.from, changeObject.to);
-    var newRange = oldRange.clone();
-    var linesAdded = changeObject.text.length;
-    if (linesAdded === 0) {
-        newRange.endLine = newRange.startLine;
-        newRange.endColumn = newRange.startColumn;
-    } else if (linesAdded === 1) {
-        newRange.endLine = newRange.startLine;
-        newRange.endColumn = newRange.startColumn + changeObject.text[0].length;
-    } else {
-        newRange.endLine = newRange.startLine + linesAdded - 1;
-        newRange.endColumn = changeObject.text[linesAdded - 1].length;
-    }
-    return {
-        oldRange: oldRange,
-        newRange: newRange
-    };
-}
-
-/**
- * @param {!CodeMirror} codeMirror
- * @param {number} linesCount
- * @return {!Array.<string>}
- */
-WebInspector.CodeMirrorUtils.pullLines = function(codeMirror, linesCount)
-{
-    var lines = [];
-    codeMirror.eachLine(0, linesCount, onLineHandle);
-    return lines;
-
-    /**
-     * @param {!{text: string}} lineHandle
-     */
-    function onLineHandle(lineHandle)
-    {
-        lines.push(lineHandle.text);
-    }
-}
-
-WebInspector.CodeMirrorUtils.prototype = {
-    /**
-     * @override
-     * @return {string}
-     */
-    editorContent: function(editingContext) {
-        return editingContext.codeMirror.getValue();
-    },
-
-    /**
-     * @param {!Event} e
-     */
-    _consumeCopy: function(e)
-    {
-        e.consume();
-    },
-
-    setUpEditor: function(editingContext)
-    {
-        var element = editingContext.element;
-        var config = editingContext.config;
-        editingContext.cssLoadView = new WebInspector.CodeMirrorCSSLoadView();
-        editingContext.cssLoadView.show(element);
-        WebInspector.setCurrentFocusElement(element);
-        element.addEventListener("copy", this._consumeCopy, false);
-        var codeMirror = new window.CodeMirror(element, {
-            mode: config.mode,
-            lineWrapping: config.lineWrapping,
-            lineWiseCopyCut: false,
-            smartIndent: config.smartIndent,
-            autofocus: true,
-            theme: config.theme,
-            value: config.initialValue
-        });
-        codeMirror.getWrapperElement().classList.add("source-code");
-        codeMirror.on("cursorActivity", function(cm) {
-            cm.display.cursorDiv.scrollIntoViewIfNeeded(false);
-        });
-        editingContext.codeMirror = codeMirror;
-    },
-
-    closeEditor: function(editingContext)
-    {
-        editingContext.element.removeEventListener("copy", this._consumeCopy, false);
-        editingContext.cssLoadView.detach();
-    },
-
-    cancelEditing: function(editingContext)
-    {
-        editingContext.codeMirror.setValue(editingContext.oldText);
-    },
-
-    augmentEditingHandle: function(editingContext, handle)
-    {
-        function setWidth(editingContext, width)
-        {
-            var padding = 30;
-            var codeMirror = editingContext.codeMirror;
-            codeMirror.getWrapperElement().style.width = (width - codeMirror.getWrapperElement().offsetLeft - padding) + "px";
-            codeMirror.refresh();
-        }
-
-        handle.codeMirror = editingContext.codeMirror;
-        handle.setWidth = setWidth.bind(null, editingContext);
-    },
-
-    __proto__: WebInspector.InplaceEditor.prototype
-}
-
-/**
- * @constructor
- * @implements {WebInspector.TokenizerFactory}
- */
-WebInspector.CodeMirrorUtils.TokenizerFactory = function() { }
-
-WebInspector.CodeMirrorUtils.TokenizerFactory.prototype = {
-    /**
-     * @override
-     * @param {string} mimeType
-     * @return {function(string, function(string, ?string, number, number))}
-     */
-    createTokenizer: function(mimeType)
-    {
-        var mode = CodeMirror.getMode({indentUnit: 2}, mimeType);
-        var state = CodeMirror.startState(mode);
-        function tokenize(line, callback)
-        {
-            var stream = new CodeMirror.StringStream(line);
-            while (!stream.eol()) {
-                var style = mode.token(stream, state);
-                var value = stream.current();
-                callback(value, style, stream.start, stream.start + value.length);
-                stream.start = stream.pos;
-            }
-        }
-        return tokenize;
-    }
-}
-
-/**
- * This bogus view is needed to load/unload CodeMirror-related CSS on demand.
- *
- * @constructor
- * @extends {WebInspector.VBox}
- */
-WebInspector.CodeMirrorCSSLoadView = function()
-{
-    WebInspector.VBox.call(this);
-    this.element.classList.add("hidden");
-    this.registerRequiredCSS("cm/codemirror.css");
-    this.registerRequiredCSS("source_frame/cmdevtools.css");
-    WebInspector.CodeMirrorUtils.appendThemeStyle(this.element);
-}
-
-WebInspector.CodeMirrorCSSLoadView.prototype = {
-    __proto__: WebInspector.VBox.prototype
-}
-
-
-/**
- * @param {!Element} element
- */
-WebInspector.CodeMirrorUtils.appendThemeStyle = function(element)
-{
-    if (WebInspector.themeSupport.hasTheme())
-        return;
-    var backgroundColor = InspectorFrontendHost.getSelectionBackgroundColor();
-    var backgroundColorRule = backgroundColor ? ".CodeMirror .CodeMirror-selected { background-color: " + backgroundColor + ";}" : "";
-    var foregroundColor = InspectorFrontendHost.getSelectionForegroundColor();
-    var foregroundColorRule = foregroundColor ? ".CodeMirror .CodeMirror-selectedtext:not(.CodeMirror-persist-highlight) { color: " + foregroundColor + "!important;}" : "";
-    var style = createElement("style");
-    if (foregroundColorRule || backgroundColorRule)
-        style.textContent = backgroundColorRule + foregroundColorRule;
-    element.appendChild(style);
-}