-<html><head><title>../roojs1/Roo/dd/ScrollManager.js</title><link rel="stylesheet" type="text/css" href="../../../css/highlight-js.css"/></head><body class="highlightpage"><code class="jsdoc-pretty"><span class="jsdoc-comment">/*
+<html><head><title>/home/alan/gitlive/roojs1/Roo/dd/ScrollManager.js</title><link rel="stylesheet" type="text/css" href="../../css/highlight-js.css"/></head><body class="highlightpage"><code class="jsdoc-pretty"><span class="jsdoc-comment">/*
* Based on:
* Ext JS Library 1.1.1
* Copyright(c) 2006-2007, Ext JS, LLC.
* Fork - LGPL
* <script type="text/javascript">
*/
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/**
* @class Roo.dd.ScrollManager
</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">els </span><span class="jsdoc-syntax">= {};
</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">dragEl </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">proc </span><span class="jsdoc-syntax">= {};
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</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">onStop </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">){
</span><span class="jsdoc-var">dragEl </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
</span><span class="jsdoc-var">clearProc</span><span class="jsdoc-syntax">();
};
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</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">triggerRefresh </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
</span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ddm.dragCurrent</span><span class="jsdoc-syntax">){
</span><span class="jsdoc-var">ddm.refreshCache</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ddm.dragCurrent.groups</span><span class="jsdoc-syntax">);
}
};
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</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">doScroll </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
</span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ddm.dragCurrent</span><span class="jsdoc-syntax">){
</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">dds </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">Roo.dd.ScrollManager</span><span class="jsdoc-syntax">;
}
}
};
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</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">clearProc </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
</span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">proc.id</span><span class="jsdoc-syntax">){
</span><span class="jsdoc-var">clearInterval</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">proc.id</span><span class="jsdoc-syntax">);
</span><span class="jsdoc-var">proc.el </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
</span><span class="jsdoc-var">proc.dir </span><span class="jsdoc-syntax">= </span><span class="jsdoc-string">""</span><span class="jsdoc-syntax">;
};
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</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">startProc </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">dir</span><span class="jsdoc-syntax">){
</span><span class="jsdoc-var">Roo.log</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">'scroll startproc'</span><span class="jsdoc-syntax">);
</span><span class="jsdoc-var">clearProc</span><span class="jsdoc-syntax">();
</span><span class="jsdoc-var">proc.dir </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">dir</span><span class="jsdoc-syntax">;
</span><span class="jsdoc-var">proc.id </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">setInterval</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">doScroll</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">Roo.dd.ScrollManager.frequency</span><span class="jsdoc-syntax">);
};
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</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">onFire </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">isDrop</span><span class="jsdoc-syntax">){
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</span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">isDrop </span><span class="jsdoc-syntax">|| !</span><span class="jsdoc-var">ddm.dragCurrent</span><span class="jsdoc-syntax">){ </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">; }
</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">dds </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">Roo.dd.ScrollManager</span><span class="jsdoc-syntax">;
</span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">dragEl </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">dragEl </span><span class="jsdoc-syntax">!= </span><span class="jsdoc-var">ddm.dragCurrent</span><span class="jsdoc-syntax">){
</span><span class="jsdoc-comment">// refresh regions on drag start
</span><span class="jsdoc-var">dds.refreshCache</span><span class="jsdoc-syntax">();
}
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</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">xy </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">Roo.lib.Event.getXY</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">);
</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">pt </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">new </span><span class="jsdoc-var">Roo.lib.Point</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">xy</span><span class="jsdoc-syntax">[0], </span><span class="jsdoc-var">xy</span><span class="jsdoc-syntax">[1]);
</span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">id </span><span class="jsdoc-keyword">in </span><span class="jsdoc-var">els</span><span class="jsdoc-syntax">){
}
</span><span class="jsdoc-var">clearProc</span><span class="jsdoc-syntax">();
};
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</span><span class="jsdoc-var">ddm.fireEvents </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ddm.fireEvents.createSequence</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">onFire</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">ddm</span><span class="jsdoc-syntax">);
</span><span class="jsdoc-var">ddm.stopDrag </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ddm.stopDrag.createSequence</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">onStop</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">ddm</span><span class="jsdoc-syntax">);
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</span><span class="jsdoc-keyword">return </span><span class="jsdoc-syntax">{
</span><span class="jsdoc-comment">/**
* Registers new overflow element(s) to auto scroll
}
</span><span class="jsdoc-var">Roo.dd.ScrollManager.els </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">els</span><span class="jsdoc-syntax">;
},
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</span><span class="jsdoc-comment">/**
* Unregisters overflow element(s) so they are no longer scrolled
* @param {String/HTMLElement/Element/Array} el The id of or the element to be removed or an array of either
</span><span class="jsdoc-keyword">delete </span><span class="jsdoc-var">els</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">el.id</span><span class="jsdoc-syntax">];
}
},
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</span><span class="jsdoc-comment">/**
* The number of pixels from the edge of a container the pointer needs to be to
* trigger scrolling (defaults to 25)
* @type Number
*/
</span><span class="jsdoc-var">thresh </span><span class="jsdoc-syntax">: 25,
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</span><span class="jsdoc-comment">/**
* The number of pixels to scroll in each scroll increment (defaults to 50)
* @type Number
*/
</span><span class="jsdoc-var">increment </span><span class="jsdoc-syntax">: 100,
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</span><span class="jsdoc-comment">/**
* The frequency of scrolls in milliseconds (defaults to 500)
* @type Number
*/
</span><span class="jsdoc-var">frequency </span><span class="jsdoc-syntax">: 500,
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</span><span class="jsdoc-comment">/**
* True to animate the scroll (defaults to true)
* @type Boolean
*/
</span><span class="jsdoc-var">animate</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">,
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</span><span class="jsdoc-comment">/**
* The animation duration in seconds -
* MUST BE less than Roo.dd.ScrollManager.frequency! (defaults to .4)
* @type Number
*/
- </span><span class="jsdoc-var">animDuration</span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">.</span><span class="jsdoc-syntax">4,
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</span><span class="jsdoc-comment">/**
* Manually trigger a cache refresh.
*/