webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 153 insertions, 0 deletions

diff --git a/Source/WebInspectorUI/UserInterface/Views/ThreadTreeElement.js b/Source/WebInspectorUI/UserInterface/Views/ThreadTreeElement.js
new file mode 100644
index 000000000..0ff45d1be
--- /dev/null
+++ b/Source/WebInspectorUI/UserInterface/Views/ThreadTreeElement.js
@@ -0,0 +1,153 @@
+/*
+ * Copyright (C) 2016 Apple 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:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.ThreadTreeElement = class ThreadTreeElement extends WebInspector.GeneralTreeElement
+{
+    constructor(target)
+    {
+        super("thread", target.displayName);
+
+        this._target = target;
+
+        this._idleTreeElement = new WebInspector.IdleTreeElement;
+    }
+
+    // Public
+
+    get target() { return this._target; }
+
+    refresh()
+    {
+        this.removeChildren();
+
+        this._updateStatus();
+
+        let targetData = WebInspector.debuggerManager.dataForTarget(this._target);
+        let callFrames = targetData.callFrames;
+
+        if (targetData.pausing || !callFrames.length) {
+            this.appendChild(this._idleTreeElement);
+            this.expand();
+            return;
+        }
+
+        let activeCallFrame = WebInspector.debuggerManager.activeCallFrame;
+        let activeCallFrameTreeElement = null;
+
+        for (let callFrame of callFrames) {
+            let callFrameTreeElement = new WebInspector.CallFrameTreeElement(callFrame);
+            if (callFrame === activeCallFrame)
+                activeCallFrameTreeElement = callFrameTreeElement;
+            this.appendChild(callFrameTreeElement);
+        }
+
+        if (activeCallFrameTreeElement) {
+            activeCallFrameTreeElement.select(true, true);
+            activeCallFrameTreeElement.isActiveCallFrame = true;
+        }
+
+        let currentStackTrace = targetData.asyncStackTrace;
+        while (currentStackTrace) {
+            console.assert(currentStackTrace.callFrames.length, "StackTrace should have non-empty call frames array.");
+            if (!currentStackTrace.callFrames.length)
+                break;
+
+            let boundaryCallFrame;
+            if (currentStackTrace.topCallFrameIsBoundary) {
+                boundaryCallFrame = currentStackTrace.callFrames[0];
+                console.assert(boundaryCallFrame.nativeCode && !boundaryCallFrame.sourceCodeLocation);
+            } else {
+                // Create a generic native CallFrame for the asynchronous boundary.
+                const functionName = WebInspector.UIString("(async)");
+                const nativeCode = true;
+                boundaryCallFrame = new WebInspector.CallFrame(null, null, null, functionName, null, null, nativeCode);
+            }
+
+            const isAsyncBoundaryCallFrame = true;
+            this.appendChild(new WebInspector.CallFrameTreeElement(boundaryCallFrame, isAsyncBoundaryCallFrame));
+
+            let startIndex = currentStackTrace.topCallFrameIsBoundary ? 1 : 0;
+            for (let i = startIndex; i < currentStackTrace.callFrames.length; ++i)
+                this.appendChild(new WebInspector.CallFrameTreeElement(currentStackTrace.callFrames[i]));
+
+            if (currentStackTrace.truncated) {
+                let truncatedTreeElement = new WebInspector.GeneralTreeElement("truncated-call-frames", WebInspector.UIString("Call Frames Truncated"));
+                truncatedTreeElement.selectable = false;
+                this.appendChild(truncatedTreeElement);
+            }
+
+            currentStackTrace = currentStackTrace.parentStackTrace;
+        }
+
+        this.expand();
+    }
+
+    // Protected (GeneralTreeElement)
+
+    onattach()
+    {
+        super.onattach();
+
+        this.refresh();
+        this.expand();
+    }
+
+    populateContextMenu(contextMenu, event)
+    {
+        let targetData = WebInspector.debuggerManager.dataForTarget(this._target);
+
+        contextMenu.appendItem(WebInspector.UIString("Resume Thread"), () => {
+            WebInspector.debuggerManager.continueUntilNextRunLoop(this._target);
+        }, !targetData.paused);
+
+        super.populateContextMenu(contextMenu, event);
+    }
+
+    // Private
+
+    _updateStatus()
+    {
+        this.status = null;
+
+        if (!this.element)
+            return;
+
+        let targetData = WebInspector.debuggerManager.dataForTarget(this._target);
+        if (!targetData.paused)
+            return;
+
+        if (!this._statusButton) {
+            let tooltip = WebInspector.UIString("Resume Thread");
+            this._statusButton = new WebInspector.TreeElementStatusButton(useSVGSymbol("Images/Resume.svg", "resume", tooltip));
+            this._statusButton.addEventListener(WebInspector.TreeElementStatusButton.Event.Clicked, () => { WebInspector.debuggerManager.continueUntilNextRunLoop(this._target); });
+            this._statusButton.element.addEventListener("mousedown", (event) => {
+                // Prevent tree element from being selected.
+                event.stopPropagation();
+            });
+        }
+
+        this.status = this._statusButton.element;
+    }
+};