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/*
* Copyright (C) 2010 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.GoToLineDialog = function(view)
{
this._element = document.createElement("div");
this._element.className = "go-to-line-dialog";
this._element.addEventListener("keydown", this._onKeyDown.bind(this), false);
this._closeKeys = [
WebInspector.KeyboardShortcut.Keys.Enter.code,
WebInspector.KeyboardShortcut.Keys.Esc.code,
];
var dialogWindow = this._element;
dialogWindow.createChild("label").innerText = WebInspector.UIString("Go to line: ");
this._input = dialogWindow.createChild("input");
this._input.setAttribute("type", "text");
this._input.setAttribute("size", 6);
var linesCount = view.sourceFrame.textModel.linesCount;
if (linesCount)
this._input.setAttribute("title", WebInspector.UIString("1 - %d", linesCount));
var blurHandler = this._onBlur.bind(this);
this._input.addEventListener("blur", blurHandler, false);
var go = dialogWindow.createChild("button");
go.innerText = WebInspector.UIString("Go");
go.addEventListener("click", this._onClick.bind(this), false);
go.addEventListener("mousedown", function(e) {
// Ok button click will close the dialog, removing onBlur listener
// to let click event be handled.
this._input.removeEventListener("blur", blurHandler, false);
}.bind(this), false);
this._view = view;
view.element.appendChild(this._element);
this._previousFocusElement = WebInspector.currentFocusElement;
WebInspector.currentFocusElement = this._input;
this._input.select();
}
WebInspector.GoToLineDialog.show = function(sourceView)
{
if (this._instance)
return;
this._instance = new WebInspector.GoToLineDialog(sourceView);
}
WebInspector.GoToLineDialog.prototype = {
_hide: function()
{
if (this._isHiding)
return;
this._isHiding = true;
WebInspector.currentFocusElement = this._previousFocusElement;
WebInspector.GoToLineDialog._instance = null;
this._element.parentElement.removeChild(this._element);
},
_onBlur: function(event)
{
this._hide();
},
_onKeyDown: function(event)
{
if (event.keyCode === WebInspector.KeyboardShortcut.Keys.Tab.code) {
event.preventDefault();
return;
}
if (event.keyCode === WebInspector.KeyboardShortcut.Keys.Enter.code)
this._highlightSelectedLine();
if (this._closeKeys.indexOf(event.keyCode) >= 0) {
this._hide();
event.stopPropagation();
}
},
_onClick: function(event)
{
this._highlightSelectedLine();
this._hide();
},
_highlightSelectedLine: function()
{
var value = this._input.value;
var lineNumber = parseInt(value, 10);
if (!isNaN(lineNumber) && lineNumber > 0) {
lineNumber = Math.min(lineNumber, this._view.sourceFrame.textModel.linesCount);
this._view.highlightLine(lineNumber);
}
}
};
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