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| Viewing file: Select action/file-type: /*
* Copyright (C) 2009 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.
*/
WebInspector.SourceFrame = function(parentElement, addBreakpointDelegate, removeBreakpointDelegate)
{
this._parentElement = parentElement;
this._textModel = new WebInspector.TextEditorModel();
this._textModel.replaceTabsWithSpaces = true;
this._messages = [];
this._rowMessages = {};
this._messageBubbles = {};
this.breakpoints = [];
this._shortcuts = {};
this._loaded = false;
this._addBreakpointDelegate = addBreakpointDelegate;
this._removeBreakpointDelegate = removeBreakpointDelegate;
this._popoverObjectGroup = "popover";
}
WebInspector.SourceFrame.prototype = {
set visible(visible)
{
this._visible = visible;
this._createViewerIfNeeded();
if (!visible && this._textViewer)
this._textViewer.freeCachedElements();
},
get executionLine()
{
return this._executionLine;
},
set executionLine(x)
{
if (this._executionLine === x)
return;
var previousLine = this._executionLine;
this._executionLine = x;
if (this._textViewer)
this._updateExecutionLine(previousLine);
},
revealLine: function(lineNumber)
{
if (this._textViewer)
this._textViewer.revealLine(lineNumber - 1, 0);
else
this._lineNumberToReveal = lineNumber;
},
addBreakpoint: function(breakpoint)
{
this.breakpoints.push(breakpoint);
breakpoint.addEventListener("enabled", this._breakpointChanged, this);
breakpoint.addEventListener("disabled", this._breakpointChanged, this);
breakpoint.addEventListener("condition-changed", this._breakpointChanged, this);
if (this._textViewer)
this._addBreakpointToSource(breakpoint);
},
removeBreakpoint: function(breakpoint)
{
this.breakpoints.remove(breakpoint);
breakpoint.removeEventListener("enabled", null, this);
breakpoint.removeEventListener("disabled", null, this);
breakpoint.removeEventListener("condition-changed", null, this);
if (this._textViewer)
this._removeBreakpointFromSource(breakpoint);
},
addMessage: function(msg)
{
// Don't add the message if there is no message or valid line or if the msg isn't an error or warning.
if (!msg.message || msg.line <= 0 || !msg.isErrorOrWarning())
return;
this._messages.push(msg)
if (this._textViewer)
this._addMessageToSource(msg);
},
clearMessages: function()
{
for (var line in this._messageBubbles) {
var bubble = this._messageBubbles[line];
bubble.parentNode.removeChild(bubble);
}
this._messages = [];
this._rowMessages = {};
this._messageBubbles = {};
if (this._textViewer)
this._textViewer.resize();
},
sizeToFitContentHeight: function()
{
if (this._textViewer)
this._textViewer.revalidateDecorationsAndPaint();
},
setContent: function(mimeType, content, url)
{
this._loaded = true;
this._textModel.setText(null, content);
this._mimeType = mimeType;
this._url = url;
this._createViewerIfNeeded();
},
highlightLine: function(line)
{
if (this._textViewer)
this._textViewer.highlightLine(line - 1);
else
this._lineToHighlight = line;
},
_createViewerIfNeeded: function()
{
if (!this._visible || !this._loaded || this._textViewer)
return;
this._textViewer = new WebInspector.TextViewer(this._textModel, WebInspector.platform, this._url);
var element = this._textViewer.element;
element.addEventListener("keydown", this._keyDown.bind(this), true);
element.addEventListener("contextmenu", this._contextMenu.bind(this), true);
element.addEventListener("mousedown", this._mouseDown.bind(this), true);
element.addEventListener("mousemove", this._mouseMove.bind(this), true);
element.addEventListener("scroll", this._scroll.bind(this), true);
this._parentElement.appendChild(element);
this._needsProgramCounterImage = true;
this._needsBreakpointImages = true;
this._textViewer.beginUpdates();
this._textViewer.mimeType = this._mimeType;
this._addExistingMessagesToSource();
this._addExistingBreakpointsToSource();
this._updateExecutionLine();
this._textViewer.resize();
if (this._lineNumberToReveal) {
this.revealLine(this._lineNumberToReveal);
delete this._lineNumberToReveal;
}
if (this._pendingMarkRange) {
var range = this._pendingMarkRange;
this.markAndRevealRange(range);
delete this._pendingMarkRange;
}
if (this._lineToHighlight) {
this.highlightLine(this._lineToHighlight);
delete this._lineToHighlight;
}
this._textViewer.endUpdates();
},
findSearchMatches: function(query)
{
var ranges = [];
// First do case-insensitive search.
var regexObject = createSearchRegex(query);
this._collectRegexMatches(regexObject, ranges);
// Then try regex search if user knows the / / hint.
try {
if (/^\/.*\/$/.test(query))
this._collectRegexMatches(new RegExp(query.substring(1, query.length - 1)), ranges);
} catch (e) {
// Silent catch.
}
return ranges;
},
_collectRegexMatches: function(regexObject, ranges)
{
for (var i = 0; i < this._textModel.linesCount; ++i) {
var line = this._textModel.line(i);
var offset = 0;
do {
var match = regexObject.exec(line);
if (match) {
ranges.push(new WebInspector.TextRange(i, offset + match.index, i, offset + match.index + match[0].length));
offset += match.index + 1;
line = line.substring(match.index + 1);
}
} while (match)
}
return ranges;
},
markAndRevealRange: function(range)
{
if (this._textViewer)
this._textViewer.markAndRevealRange(range);
else
this._pendingMarkRange = range;
},
clearMarkedRange: function()
{
if (this._textViewer) {
this._textViewer.markAndRevealRange(null);
} else
delete this._pendingMarkRange;
},
_incrementMessageRepeatCount: function(msg, repeatDelta)
{
if (!msg._resourceMessageLineElement)
return;
if (!msg._resourceMessageRepeatCountElement) {
var repeatedElement = document.createElement("span");
msg._resourceMessageLineElement.appendChild(repeatedElement);
msg._resourceMessageRepeatCountElement = repeatedElement;
}
msg.repeatCount += repeatDelta;
msg._resourceMessageRepeatCountElement.textContent = WebInspector.UIString(" (repeated %d times)", msg.repeatCount);
},
_breakpointChanged: function(event)
{
var breakpoint = event.target;
var lineNumber = breakpoint.line - 1;
if (lineNumber >= this._textModel.linesCount)
return;
if (breakpoint.enabled)
this._textViewer.removeDecoration(lineNumber, "webkit-breakpoint-disabled");
else
this._textViewer.addDecoration(lineNumber, "webkit-breakpoint-disabled");
if (breakpoint.condition)
this._textViewer.addDecoration(lineNumber, "webkit-breakpoint-conditional");
else
this._textViewer.removeDecoration(lineNumber, "webkit-breakpoint-conditional");
},
_updateExecutionLine: function(previousLine)
{
if (previousLine) {
if (previousLine - 1 < this._textModel.linesCount)
this._textViewer.removeDecoration(previousLine - 1, "webkit-execution-line");
}
if (!this._executionLine)
return;
if (this._executionLine < this._textModel.linesCount)
this._textViewer.addDecoration(this._executionLine - 1, "webkit-execution-line");
},
_addExistingMessagesToSource: function()
{
var length = this._messages.length;
for (var i = 0; i < length; ++i)
this._addMessageToSource(this._messages[i]);
},
_addMessageToSource: function(msg)
{
if (msg.line >= this._textModel.linesCount)
return;
var messageBubbleElement = this._messageBubbles[msg.line];
if (!messageBubbleElement || messageBubbleElement.nodeType !== Node.ELEMENT_NODE || !messageBubbleElement.hasStyleClass("webkit-html-message-bubble")) {
messageBubbleElement = document.createElement("div");
messageBubbleElement.className = "webkit-html-message-bubble";
this._messageBubbles[msg.line] = messageBubbleElement;
this._textViewer.addDecoration(msg.line - 1, messageBubbleElement);
}
var rowMessages = this._rowMessages[msg.line];
if (!rowMessages) {
rowMessages = [];
this._rowMessages[msg.line] = rowMessages;
}
for (var i = 0; i < rowMessages.length; ++i) {
if (rowMessages[i].isEqual(msg, true)) {
this._incrementMessageRepeatCount(rowMessages[i], msg.repeatDelta);
return;
}
}
rowMessages.push(msg);
var imageURL;
switch (msg.level) {
case WebInspector.ConsoleMessage.MessageLevel.Error:
messageBubbleElement.addStyleClass("webkit-html-error-message");
imageURL = "Images/errorIcon.png";
break;
case WebInspector.ConsoleMessage.MessageLevel.Warning:
messageBubbleElement.addStyleClass("webkit-html-warning-message");
imageURL = "Images/warningIcon.png";
break;
}
var messageLineElement = document.createElement("div");
messageLineElement.className = "webkit-html-message-line";
messageBubbleElement.appendChild(messageLineElement);
// Create the image element in the Inspector's document so we can use relative image URLs.
var image = document.createElement("img");
image.src = imageURL;
image.className = "webkit-html-message-icon";
messageLineElement.appendChild(image);
messageLineElement.appendChild(document.createTextNode(msg.message));
msg._resourceMessageLineElement = messageLineElement;
},
_addExistingBreakpointsToSource: function()
{
for (var i = 0; i < this.breakpoints.length; ++i)
this._addBreakpointToSource(this.breakpoints[i]);
},
_addBreakpointToSource: function(breakpoint)
{
var lineNumber = breakpoint.line - 1;
if (lineNumber >= this._textModel.linesCount)
return;
this._textModel.setAttribute(lineNumber, "breakpoint", breakpoint);
breakpoint.sourceText = this._textModel.line(breakpoint.line - 1);
this._textViewer.beginUpdates();
this._textViewer.addDecoration(lineNumber, "webkit-breakpoint");
if (!breakpoint.enabled)
this._textViewer.addDecoration(lineNumber, "webkit-breakpoint-disabled");
if (breakpoint.condition)
this._textViewer.addDecoration(lineNumber, "webkit-breakpoint-conditional");
this._textViewer.endUpdates();
},
_removeBreakpointFromSource: function(breakpoint)
{
var lineNumber = breakpoint.line - 1;
this._textViewer.beginUpdates();
this._textModel.removeAttribute(lineNumber, "breakpoint");
this._textViewer.removeDecoration(lineNumber, "webkit-breakpoint");
this._textViewer.removeDecoration(lineNumber, "webkit-breakpoint-disabled");
this._textViewer.removeDecoration(lineNumber, "webkit-breakpoint-conditional");
this._textViewer.endUpdates();
},
_contextMenu: function(event)
{
var target = event.target.enclosingNodeOrSelfWithClass("webkit-line-number");
if (!target)
return;
var row = target.parentElement;
var lineNumber = row.lineNumber;
var contextMenu = new WebInspector.ContextMenu();
var breakpoint = this._textModel.getAttribute(lineNumber, "breakpoint");
if (!breakpoint) {
// This row doesn't have a breakpoint: We want to show Add Breakpoint and Add and Edit Breakpoint.
contextMenu.appendItem(WebInspector.UIString("Add Breakpoint"), this._addBreakpointDelegate.bind(this, lineNumber + 1));
function addConditionalBreakpoint()
{
this._addBreakpointDelegate(lineNumber + 1);
var breakpoint = this._textModel.getAttribute(lineNumber, "breakpoint");
if (breakpoint)
this._editBreakpointCondition(breakpoint);
}
contextMenu.appendItem(WebInspector.UIString("Add Conditional Breakpoint..."), addConditionalBreakpoint.bind(this));
} else {
// This row has a breakpoint, we want to show edit and remove breakpoint, and either disable or enable.
contextMenu.appendItem(WebInspector.UIString("Remove Breakpoint"), WebInspector.panels.scripts.removeBreakpoint.bind(WebInspector.panels.scripts, breakpoint));
contextMenu.appendItem(WebInspector.UIString("Edit Breakpoint..."), this._editBreakpointCondition.bind(this, breakpoint));
if (breakpoint.enabled)
contextMenu.appendItem(WebInspector.UIString("Disable Breakpoint"), function() { breakpoint.enabled = false; });
else
contextMenu.appendItem(WebInspector.UIString("Enable Breakpoint"), function() { breakpoint.enabled = true; });
}
contextMenu.show(event);
},
_scroll: function(event)
{
this._hidePopup();
},
_mouseDown: function(event)
{
this._resetHoverTimer();
this._hidePopup();
if (event.button != 0 || event.altKey || event.ctrlKey || event.metaKey)
return;
var target = event.target.enclosingNodeOrSelfWithClass("webkit-line-number");
if (!target)
return;
var row = target.parentElement;
var lineNumber = row.lineNumber;
var breakpoint = this._textModel.getAttribute(lineNumber, "breakpoint");
if (breakpoint) {
if (event.shiftKey)
breakpoint.enabled = !breakpoint.enabled;
else
this._removeBreakpointDelegate(breakpoint);
} else
this._addBreakpointDelegate(lineNumber + 1);
event.preventDefault();
},
_mouseMove: function(event)
{
// Pretend that nothing has happened.
if (this._hoverElement === event.target || event.target.hasStyleClass("source-frame-eval-expression"))
return;
this._resetHoverTimer();
// User has 500ms to reach the popup.
if (this._popup) {
var self = this;
function doHide()
{
self._hidePopup();
delete self._hidePopupTimer;
}
this._hidePopupTimer = setTimeout(doHide, 500);
}
this._hoverElement = event.target;
// Now that cleanup routines are set up above, leave this in case we are not on a break.
if (!WebInspector.panels.scripts || !WebInspector.panels.scripts.paused)
return;
// We are interested in identifiers and "this" keyword.
if (this._hoverElement.hasStyleClass("webkit-javascript-keyword")) {
if (this._hoverElement.textContent !== "this")
return;
} else if (!this._hoverElement.hasStyleClass("webkit-javascript-ident"))
return;
const toolTipDelay = this._popup ? 600 : 1000;
this._hoverTimer = setTimeout(this._mouseHover.bind(this, this._hoverElement), toolTipDelay);
},
_resetHoverTimer: function()
{
if (this._hoverTimer) {
clearTimeout(this._hoverTimer);
delete this._hoverTimer;
}
},
_hidePopup: function()
{
if (!this._popup)
return;
// Replace higlight element with its contents inplace.
var parentElement = this._popup.highlightElement.parentElement;
var child = this._popup.highlightElement.firstChild;
while (child) {
var nextSibling = child.nextSibling;
parentElement.insertBefore(child, this._popup.highlightElement);
child = nextSibling;
}
parentElement.removeChild(this._popup.highlightElement);
this._popup.hide();
delete this._popup;
InspectorBackend.releaseWrapperObjectGroup(0, this._popoverObjectGroup);
},
_mouseHover: function(element)
{
delete this._hoverTimer;
if (!WebInspector.panels.scripts || !WebInspector.panels.scripts.paused)
return;
var lineRow = element.enclosingNodeOrSelfWithNodeName("tr");
if (!lineRow)
return;
// Collect tokens belonging to evaluated exression.
var tokens = [ element ];
var token = element.previousSibling;
while (token && (token.className === "webkit-javascript-ident" || token.className === "webkit-javascript-keyword" || token.textContent.trim() === ".")) {
tokens.push(token);
token = token.previousSibling;
}
tokens.reverse();
// Wrap them with highlight element.
var parentElement = element.parentElement;
var nextElement = element.nextSibling;
var container = document.createElement("span");
for (var i = 0; i < tokens.length; ++i)
container.appendChild(tokens[i]);
parentElement.insertBefore(container, nextElement);
this._showPopup(container);
},
_showPopup: function(element)
{
function killHidePopupTimer()
{
if (this._hidePopupTimer) {
clearTimeout(this._hidePopupTimer);
delete this._hidePopupTimer;
// We know that we reached the popup, but we might have moved over other elements.
// Discard pending command.
this._resetHoverTimer();
}
}
function showObjectPopup(result)
{
if (!WebInspector.panels.scripts.paused)
return;
var popupContentElement = null;
if (result.type !== "object" && result.type !== "node" && result.type !== "array") {
popupContentElement = document.createElement("span");
popupContentElement.className = "monospace";
popupContentElement.style.whiteSpace = "pre";
popupContentElement.textContent = result.description;
this._popup = new WebInspector.Popover(popupContentElement);
this._popup.show(element);
} else {
var popupContentElement = document.createElement("div");
var titleElement = document.createElement("div");
titleElement.className = "source-frame-popover-title monospace";
titleElement.textContent = result.description;
popupContentElement.appendChild(titleElement);
var section = new WebInspector.ObjectPropertiesSection(result, "", null, false);
section.expanded = true;
section.element.addStyleClass("source-frame-popover-tree");
section.headerElement.addStyleClass("hidden");
popupContentElement.appendChild(section.element);
this._popup = new WebInspector.Popover(popupContentElement);
const popupWidth = 300;
const popupHeight = 250;
this._popup.show(element, popupWidth, popupHeight);
}
this._popup.highlightElement = element;
this._popup.highlightElement.addStyleClass("source-frame-eval-expression");
popupContentElement.addEventListener("mousemove", killHidePopupTimer.bind(this), true);
}
function evaluateCallback(result, exception)
{
if (exception)
return;
if (!WebInspector.panels.scripts.paused)
return;
showObjectPopup.call(this, result);
}
WebInspector.panels.scripts.evaluateInSelectedCallFrame(element.textContent, false, this._popoverObjectGroup, evaluateCallback.bind(this));
},
_editBreakpointCondition: function(breakpoint)
{
this._showBreakpointConditionPopup(breakpoint.line);
function committed(element, newText)
{
breakpoint.condition = newText;
dismissed.call(this);
}
function dismissed()
{
if (this._conditionElement)
this._textViewer.removeDecoration(breakpoint.line - 1, this._conditionElement);
delete this._conditionEditorElement;
delete this._conditionElement;
}
var dismissedHandler = dismissed.bind(this);
this._conditionEditorElement.addEventListener("blur", dismissedHandler, false);
WebInspector.startEditing(this._conditionEditorElement, committed.bind(this), dismissedHandler);
this._conditionEditorElement.value = breakpoint.condition;
this._conditionEditorElement.select();
},
_showBreakpointConditionPopup: function(lineNumber)
{
this._conditionElement = this._createConditionElement(lineNumber);
this._textViewer.addDecoration(lineNumber - 1, this._conditionElement);
},
_createConditionElement: function(lineNumber)
{
var conditionElement = document.createElement("div");
conditionElement.className = "source-frame-breakpoint-condition";
var labelElement = document.createElement("label");
labelElement.className = "source-frame-breakpoint-message";
labelElement.htmlFor = "source-frame-breakpoint-condition";
labelElement.appendChild(document.createTextNode(WebInspector.UIString("The breakpoint on line %d will stop only if this expression is true:", lineNumber)));
conditionElement.appendChild(labelElement);
var editorElement = document.createElement("input");
editorElement.id = "source-frame-breakpoint-condition";
editorElement.className = "monospace";
editorElement.type = "text"
conditionElement.appendChild(editorElement);
this._conditionEditorElement = editorElement;
return conditionElement;
},
_keyDown: function(event)
{
var shortcut = WebInspector.KeyboardShortcut.makeKeyFromEvent(event);
var handler = this._shortcuts[shortcut];
if (handler) {
handler(event);
event.preventDefault();
} else
WebInspector.documentKeyDown(event);
},
_evalSelectionInCallFrame: function(event)
{
if (!WebInspector.panels.scripts || !WebInspector.panels.scripts.paused)
return;
var selection = this.element.contentWindow.getSelection();
if (!selection.rangeCount)
return;
var expression = selection.getRangeAt(0).toString().trimWhitespace();
WebInspector.panels.scripts.evaluateInSelectedCallFrame(expression, false, "console", function(result, exception) {
WebInspector.showConsole();
var commandMessage = new WebInspector.ConsoleCommand(expression);
WebInspector.console.addMessage(commandMessage);
WebInspector.console.addMessage(new WebInspector.ConsoleCommandResult(result, exception, commandMessage));
});
},
resize: function()
{
if (this._textViewer)
this._textViewer.resize();
}
}
WebInspector.SourceFrame.prototype.__proto__ = WebInspector.Object.prototype;
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