stonewareslord/treestyletab
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rollbackTabbarPosition => undoChangeTabbarPosition / redoChangeTabbarPosition

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git-svn-id: http://www.cozmixng.org/repos/piro/treestyletab/trunk@5634 599a83e7-65a4-db11-8015-0010dcdd6dc2
This commit is contained in:
piro 2009-12-25 19:27:34 +00:00
parent 7c636fd212
commit 0d6aa6674b
2 changed files with 61 additions and 9 deletions
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9
content/treestyletab/treestyletab.js
View File

@ -16,9 +16,14 @@ var TreeStyleTabService = {
return this.utils.currentTabbarPosition = aValue;
},
rollbackTabbarPosition : function TSTService_rollbackTabbarPosition() /* PUBLIC API */
undoChangeTabbarPosition : function TSTService_undoChangeTabbarPosition() /* PUBLIC API */
{
return this.utils.rollbackTabbarPosition();
return this.utils.undoChangeTabbarPosition();
},
redoChangeTabbarPosition : function TSTService_redoChangeTabbarPosition() /* PUBLIC API */
{
return this.utils.redoChangeTabbarPosition();
},
get treeViewEnabled() /* PUBLIC API */

61
modules/utils.js
View File

@ -241,7 +241,7 @@ var TreeStyleTabUtils = {
this.addPrefListener(this);
this.ObserverService.addObserver(this, 'private-browsing-change-granted', false);
this._tabbarPositionHistory.push(this.currentTabbarPosition);
this.onChangeTabbarPosition(this.currentTabbarPosition);
this.onPrefChange('extensions.treestyletab.indent');
this.onPrefChange('extensions.treestyletab.clickOnIndentSpaces.enabled');
@ -1395,25 +1395,72 @@ var TreeStyleTabUtils = {
return aValue;
},
rollbackTabbarPosition : function TSTUtils_rollbackTabbarPosition() /* PUBLIC API */
undoChangeTabbarPosition : function TSTUtils_undoChangeTabbarPosition() /* PUBLIC API */
{
if (!this._tabbarPositionHistory.length)
if (this._tabbarPositionHistoryIndex <= 0)
return false;
this._inRollbackTabbarPosition = true;
this.currentTabbarPosition = this._tabbarPositionHistory.pop();
var current = this.currentTabbarPosition;
var previous;
do {
previous = this._tabbarPositionHistory[--this._tabbarPositionHistoryIndex];
}
while (previous && current == previous);
this.currentTabbarPosition = previous;
this._inRollbackTabbarPosition = false;
return true;
return current != previous;
},
redoChangeTabbarPosition : function TSTUtils_redoChangeTabbarPosition() /* PUBLIC API */
{
if (this._tabbarPositionHistoryIndex >= this._tabbarPositionHistory.length-1)
return false;
this._inRollbackTabbarPosition = true;
var current = this.currentTabbarPosition;
var next;
do {
next = this._tabbarPositionHistory[++this._tabbarPositionHistoryIndex];
}
while (next && current == next);
this.currentTabbarPosition = next;
this._inRollbackTabbarPosition = false;
return current != next;
},
onChangeTabbarPosition : function TSTUtils_onChangeTabbarPosition(aPosition)
{
if (this._inRollbackTabbarPosition) return;
this._tabbarPositionHistory.push(aPosition);
var history = this._tabbarPositionHistory;
var current = history[this._tabbarPositionHistoryIndex];
if (
this._inRollbackTabbarPosition ||
(current && current == aPosition)
)
return;
history = history.slice(0, this._tabbarPositionHistoryIndex+1);
history.push(aPosition);
history = history.slice(-this.kMAX_TABBAR_POSITION_HISTORY);
this._tabbarPositionHistory = history;
this._tabbarPositionHistoryIndex = history.length-1;
},
_tabbarPositionHistory : [],
_tabbarPositionHistoryIndex : -1,
kMAX_TABBAR_POSITION_HISTORY : 999,
/* Pref Listener */