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OpenBoard/resources/library/interactivities/spl-text.wgt/scripts/wcontainer.js

253 lines
5.7 KiB

// if use the "view/edit" button or rely on the api instead
var isSankore = false;
// whether to do window.resize or not (window = widget area)
var isBrowser = ( typeof( widget ) == "undefined" );
function wcontainer( containerID )
{
// some protecred variables
var thisInstance = this;
var editMode = false;
var data = {}; // see setData and getData
// widget size parameters
this.minHeight = 100;
this.minWidth = 400;
// set to 0 for no max width restriction
this.maxWidth = 0;
// links to the elements of the widget
this.elements = {};
/*
============
create
============
- creates html base, inits this.elements, assings events
*/
this.create = function( containerID )
{
var html =
'<div id="mp_setup">' +
'<div class="viewmode">' +
'<button>Edit</button>' +
'</div>' +
'<div class="editmode">' +
'<button>View</button>' +
'</div>' +
'</div>' +
'<div id="mp_content">' +
'<div class="viewmode" id="mp_view">' +
'</div>' +
'<div class="editmode" id="mp_edit">' +
'</div>' +
'</div>';
var container = $( containerID );
container.append( html );
this.elements.edit = container.find( ".editmode" );
this.elements.view = container.find( ".viewmode" );
this.elements.container = container;
this.elements.subcontainer = container.find( "#mp_content" );
this.elements.containerView = this.elements.subcontainer.find( ".viewmode" );
this.elements.containerEdit = this.elements.subcontainer.find( ".editmode" );
container.find( ".viewmode button" ).click( function(){
thisInstance.modeEdit();
} );
container.find( ".editmode button" ).click( function(){
thisInstance.modeView();
} );
};
/*
===============
setViewContent
===============
- assigns custom html to the viewmode container
*/
this.setViewContent = function( html )
{
this.elements.container.find( "#mp_content .viewmode" ).html( html );
};
/*
===============
setEditContent
===============
- assigns custom html to the editmode container
*/
this.setEditContent = function( html )
{
this.elements.container.find( "#mp_content .editmode" ).html( html );
};
/*
=========================
modeEdit and modeView
=========================
- switch the widget betweed modes
* for customization extend onEditMode and onViewMode
*/
this.modeEdit = function()
{
this.onEditMode();
editMode = true;
this.elements.edit.removeClass( "hide" );
this.elements.view.addClass( "hide" );
this.adjustSize();
};
this.modeView = function()
{
this.onViewMode();
editMode = false;
this.elements.edit.addClass( "hide" );
this.elements.view.removeClass( "hide" );
this.adjustSize();
};
/*
================
adjustSize
================
- changes the widget size (window and container)
*/
this.adjustSize = function( width, height )
{
// retrieve the arguments
if( arguments.length < 2 )
{
var s = ( editMode )? this.editSize() : this.viewSize();
var width = s.w;
var height = s.h;
}
// check for validity
if( width + height == 0 )
return;
// add view/edit bar height
if( !isSankore ){
height += $( this.elements.container ).find( "#mp_setup" ).outerHeight();
}
// apply min and max restrictions
width = Math.max( this.minWidth, width );
height = Math.max( this.minHeight, height );
if( this.maxWidth ){
width = Math.min( width, this.maxWidth );
}
// if viewed as a widget, resize the window
if( !isBrowser )
{
var dw = this.getData( "dw" );
var dh = this.getData( "dh" );
if( width == 0 ){
width = widget.width;
}
if( height == 0 ){
height = widget.height;
}
window.resizeTo( width + dw, height + dh );
}
// resize the container
var params = {};
if( width != 0 ){
params.width = width;
}
if( height != 0 ){
params.height = height;
}
this.elements.container.animate( params );
};
/*
======================
setData and getData
======================
- store some data inside
*/
this.setData = function( name, value ){
data[name] = value;
};
this.getData = function( name ){
if( typeof( data[name] ) == "undefined" ){
return null;
} else return data[name];
};
// redefinable methods
/*
==========================
onEditMode and onViewMode
==========================
- these are called when the mode is being changed
*/
this.onEditMode = function(){
//
};
this.onViewMode = function(){
//
};
/*
======================
viewSize and editSize
======================
- calculate container size for the adjustSize method
* they are likely to be redefined for each particular widget
*/
this.viewSize = function(){
return {
w: this.elements.containerView.outerWidth(),
h: this.elements.containerView.outerHeight()
};
};
this.editSize = function(){
return {
w: this.elements.containerEdit.outerWidth(),
h: this.elements.containerEdit.outerHeight()
};
};
/*
=====================
checkAnswer
=====================
- check if the exercise in the view mode was done right
* redefine it for each particular widget
*/
this.checkAnswer = function()
{
//
};
// constructor end
// if the constructor was called with a parameter,
// call create() automatically
if( arguments.length > 0 ){
this.create( containerID );
}
this.setData( "dw", this.elements.container.outerWidth( true ) - this.elements.container.width() );
this.setData( "dh", this.elements.container.outerHeight( true ) - this.elements.container.height() );
window.winstance = thisInstance;
}