mirror/openseadragon
1
0
Fork 0
mirror of https://github.com/openseadragon/openseadragon.git synced 2025-01-20 01:31:45 +03:00
Code Issues Projects Releases Wiki Activity

Viewer: refactor message code into showMessage/hideMessage methods

Browse Source 
This avoids the need to deal with classes, and explicitly makes it
reusable for other needs
This commit is contained in:
Chris Adams 2013-06-28 15:46:31 -04:00
parent 630bccad3d
commit 1f345e4cc5
1 changed files with 26 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
src/viewer.js
View File

@ -174,12 +174,7 @@ $.Viewer = function( options ) {
this.addHandler( 'open-failed', function (source, args) { this.addHandler( 'open-failed', function (source, args) {
var msg = $.getString( "Errors.Open-Failed", args.source, args.message); var msg = $.getString( "Errors.Open-Failed", args.source, args.message);
_this.showMessage( msg );
var errorDiv = $.makeNeutralElement( "div" );
$.addClass( errorDiv, "modal-dialog error" );
errorDiv.appendChild( document.createTextNode( msg ) );
_this.container.appendChild( $.makeCenteredNode( errorDiv ) );
}); });
$.ControlDock.call( this, options ); $.ControlDock.call( this, options );
@ -428,12 +423,7 @@ $.extend( $.Viewer.prototype, $.EventHandler.prototype, $.ControlDock.prototype,
$TileSource, $TileSource,
options; options;
if ( this.container ) { _this.hideMessage();
var dialogs = this.container.querySelectorAll( ".modal-dialog" );
for ( var i = 0; i < dialogs.length; i++ ) {
dialogs[i].parentNode.remove( dialogs[i] );
}
}
//allow plain xml strings or json strings to be parsed here //allow plain xml strings or json strings to be parsed here
if( $.type( tileSource ) == 'string' ){ if( $.type( tileSource ) == 'string' ){
@ -1082,8 +1072,31 @@ $.extend( $.Viewer.prototype, $.EventHandler.prototype, $.ControlDock.prototype,
this.referenceStrip.setFocus( page ); this.referenceStrip.setFocus( page );
} }
return this; return this;
} },
/**
* Display a message in the viewport
* @function
* @param {String} text message
*/
showMessage: function ( message ) {
var div = this.messageDiv = $.makeNeutralElement( "div" );
div.appendChild( document.createTextNode( message ) );
this.container.appendChild( $.makeCenteredNode( div ) );
},
/**
* Hide any currently displayed viewport message
* @function
*/
hideMessage: function () {
var div = this.messageDiv;
if (div) {
div.parentNode.remove(div);
delete this.messageDiv;
}
}
}); });
/** /**