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Merge "Simplified iframe initialization"

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jenkins-bot 2013-04-18 22:41:40 +00:00 committed by Gerrit Code Review
parent 267d800415 17c9aadf8f
commit bed8e8a17a
1 changed files with 22 additions and 25 deletions
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47
modules/ve/ui/ve.ui.Frame.js
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@ -68,45 +68,42 @@ ve.inheritClass( ve.ui.Frame, ve.EventEmitter );
* @emits initialize
*/
ve.ui.Frame.prototype.onLoad = function () {
var win = this.$.prop( 'contentWindow' ),
var interval, rules,
win = this.$.prop( 'contentWindow' ),
doc = win.document,
stylesheets = this.config.stylesheets,
style = doc.createElement( 'style' ),
initialize = ve.bind( function () {
this.initialized = true;
this.emit( 'initialize' );
}, this );
// Initialize contents
win.setup = function () {
var interval, rules,
style = doc.createElement( 'style' );
// Import all stylesheets
style.textContent = '@import "' + stylesheets.join( '";\n@import "' ) + '";';
doc.body.appendChild( style );
// Poll for access to stylesheet content
interval = setInterval( function () {
try {
// MAGIC: only accessible when the stylesheet is loaded
rules = style.sheet.cssRules;
// If that didn't throw an exception, we're done loading
clearInterval( interval );
// Protect against IE running interval one extra time after clearing
if ( !this.initialized ) {
initialize();
}
} catch ( e ) {}
} );
};
doc.open();
doc.write(
'<body style="padding:0;margin:0;">' +
'<div class="ve-ui-frame-content"></div><script>setup();</script>' +
'<div class="ve-ui-frame-content"></div>' +
'</body>'
);
doc.close();
// Import all stylesheets
style.textContent = '@import "' + this.config.stylesheets.join( '";\n@import "' ) + '";';
doc.body.appendChild( style );
// Poll for access to stylesheet content
interval = setInterval( ve.bind( function () {
try {
// MAGIC: only accessible when the stylesheet is loaded
rules = style.sheet.cssRules;
// If that didn't throw an exception, we're done loading
clearInterval( interval );
// Protect against IE running interval one extra time after clearing
if ( !this.initialized ) {
initialize();
}
} catch ( e ) { }
}, this ), 10 );
// Properties
this.$$ = ve.ui.get$$( doc, this );
this.$content = this.$$( '.ve-ui-frame-content' );