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cleanup mode loading

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This commit is contained in:
nightwing 2012-12-06 15:55:21 +04:00
commit e6671462cd
1 changed files with 17 additions and 36 deletions
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53
lib/ace/edit_session.js
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@ -918,27 +918,9 @@ var EditSession = function(text, mode) {
// set mode to text until loading is finished
if (!this.$mode)
this.$setModePlaceholder();
this.$onChangeMode(_self.$modes["ace/mode/text"], true);
};
this.$setModePlaceholder = function() {
this.$mode = this.$modes["null"];
var tokenizer = this.$mode.getTokenizer();
if (!this.bgTokenizer) {
this.bgTokenizer = new BackgroundTokenizer(tokenizer);
var _self = this;
this.bgTokenizer.addEventListener("update", function(e) {
_self._emit("tokenizerUpdate", e);
});
} else {
this.bgTokenizer.setTokenizer(tokenizer);
}
this.bgTokenizer.setDocument(this.getDocument());
this.tokenRe = this.$mode.tokenRe;
this.nonTokenRe = this.$mode.nonTokenRe;
};
/**
* Sets a new text mode for the `EditSession`. This method also emits the `'changeMode'` event. If a [[BackgroundTokenizer `BackgroundTokenizer`]] is set, the `'tokenizerUpdate'` event is also emitted.
@ -948,25 +930,22 @@ var EditSession = function(text, mode) {
this.$mode = null;
this.$modeId = null;
this.setMode = function(mode) {
mode = mode || "null";
// load on demand
if (typeof mode === "string") {
if (this.$modeId == mode)
if (!mode || typeof mode === "string") {
var modeName = mode || "ace/mode/text";
if (this.$modeId === modeName)
return;
this.$modeId = mode;
var _self = this;
this._loadMode(mode, function(module) {
if (_self.$modeId !== mode)
return;
_self.$onChangeMode(module);
});
this.$modeId = modeName;
this._loadMode(modeName, function(mode) {
if (this.$modeId === modeName)
this.$onChangeMode(mode);
}.bind(this));
} else
_self.$onChangeMode(module);
}
this.$onChangeMode(mode);
};
this.$onChangeMode = function(mode) {
this.$onChangeMode = function(mode, $isPlaceholder) {
if (this.$mode === mode) return;
this.$mode = mode;
this.$modeId = mode.$id;
@ -994,14 +973,16 @@ var EditSession = function(text, mode) {
}
this.bgTokenizer.setDocument(this.getDocument());
this.bgTokenizer.start(0);
this.tokenRe = mode.tokenRe;
this.nonTokenRe = mode.nonTokenRe;
this.$setFolding(mode.foldingRules);
this._emit("changeMode");
if (!$isPlaceholder) {
this.$setFolding(mode.foldingRules);
this._emit("changeMode");
this.bgTokenizer.start(0);
}
};