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doUndoableTask

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git-svn-id: http://www.cozmixng.org/repos/piro/treestyletab/trunk@5702 599a83e7-65a4-db11-8015-0010dcdd6dc2
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piro 2010-01-04 06:27:44 +00:00
parent 340adb0863
commit 78dd6ffa74
1 changed files with 29 additions and 15 deletions
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44
content/treestyletab/res/operationHistory.js
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@ -5,21 +5,28 @@
var OH = window['piro.sakura.ne.jp'].operationHistory;
// window specific history
OH.addEntry(
function() { // the task which should be undo-able.
OH.doUndoableTask(
// the task which is undo-able (optional)
function() {
MyService.myProp = newValue;
},
// name of history (optional)
'MyAddonFeature',
// target window for the history (optional)
window,
// history item
{ label : 'Change tabbar position',
onUndo : function() { MyService.myProp = oldValue; },
onRedo : function() { MyService.myProp = newValue; } },
window
onRedo : function() { MyService.myProp = newValue; } }
);
OH.undo('MyAddonFeature', window);
OH.redo('MyAddonFeature', window);
// global history (not associated to window)
OH.addEntry(
OH.doUndoableTask(
function() { ... }, // task
'MyAddonFeature',
{ ... }
@ -27,27 +34,29 @@
OH.undo('MyAddonFeature');
// anonymous, window specific
OH.addEntry(function() { ... }, { ... }, window);
OH.doUndoableTask(function() { ... }, { ... }, window);
OH.undo(window);
// anonymous, global
OH.addEntry(function() { ... }, { ... });
OH.doUndoableTask(function() { ... }, { ... });
OH.undo();
// When you want to use "window" object in the global history,
// you should use the ID string instead of the "window" object
// to reduce memory leak. For example...
OH.addEntry({
OH.doUndoableTask(
function() {
targetWindow.MyAddonService.myProp = newValue;
},
id : OH.getWindowId(targetWindow),
onUndo : function() {
var w = OH.getWindowById(this.id);
w.MyAddonService.myProp = oldValue;
},
onRedo : ...
});
{
id : OH.getWindowId(targetWindow),
onUndo : function() {
var w = OH.getWindowById(this.id);
w.MyAddonService.myProp = oldValue;
},
onRedo : ...
}
);
// enumerate history entries
var history = OH.getHistory('MyAddonFeature', window); // options are same to undo/redo
@ -89,6 +98,11 @@
kMAX_ENTRIES : 999,
kWINDOW_ID : 'ui-operation-global-history-window-id',
doUndoableTask : function()
{
this.addEntry.apply(this, arguments);
},
addEntry : function()
{
var options = this._getOptionsFromArguments(arguments);