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79 lines
2.1 KiB
79 lines
2.1 KiB
2 years ago
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/*
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DynAPI Distribution
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Explorer Tree class
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The DynAPI Distribution is distributed under the terms of the GNU LGPL license.
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Requires: DynLayer, ScrollBar
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*/
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function ViewPane(content,x,y,w,h,style){
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this.DynLayer = DynLayer;
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this.DynLayer(null,x,y,w,h);
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this._showVBar = true;
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this._showHBar = true;
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this.addChild(new DynLayer(null),'lyrContent');
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this.addChild(new DynLayer(),'lyrCorner');
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this.addChild(new ScrollBar('horz',0,0,0,0,0,'ViewPaneScrollBar'),'hscBar');
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this.addChild(new ScrollBar('vert',0,0,0,0,0,'ViewPaneScrollBar'),'vscBar');
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this.hscBar.addEventListener(ViewPane.ScrollEvents);
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this.vscBar.addEventListener(ViewPane.ScrollEvents);
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this.lyrContent.addEventListener(ViewPane.ContentResizeEvent);
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this.lyrContent.setAutoSize(true,true);
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this.setContent(content);
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this.setStyle(style||'ViewPane');
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this.onCreate(ViewPane.CreateEvent);
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};
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ViewPane.CreateEvent = function(){
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this.renderStyle();
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};
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ViewPane.ContentResizeEvent = {
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onresize:function(e){
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var o = e.getSource();
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var vp = o.parent;
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vp.renderStyle('resize');
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}
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};
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ViewPane.ScrollEvents = {
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onscroll:function(e){
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var o = e.getSource();
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var vp = o.parent;
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var v = o.getValue()*-1;
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if(o==vp.hscBar) vp.lyrContent.setX(v);
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else if(o==vp.vscBar) vp.lyrContent.setY(v);
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vp.invokeEvent('scroll');
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}
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};
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var p = dynapi.setPrototype('ViewPane','DynLayer');
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// Private
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p.VPaneOldSetSize = DynLayer.prototype.setSize;
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// Public
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p.setSize = function(w,h){
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this.VPaneOldSetSize(w,h);
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this.renderStyle('resize');
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};
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p.setContent = function(c){
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if(c==null) return;
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var lyr = this.lyrContent;
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lyr.setLocation(0,0);
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if(lyr.content) lyr.content.removeFromParent();
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if(typeof(c)=='string') lyr.setHTML(c);
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else {
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lyr.setHTML(' ');
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lyr.content = lyr.addChild(c);
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}
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};
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p.setScrollBars = function(v,h){
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this._showVBar=v;
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this._showHBar=h;
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this.renderStyle('resize');
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};
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// Setup ViewPane ScrollBar styles - to prevent getStyle() from calling loadImages() on registered styles use getStyle('name',true)
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Styles.addStyle('ViewPaneScrollBar',Styles.getStyle('ScrollBar',true));
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