Allow top-level shadow blocks via XML.

This is a terrible idea, but I generally allow developers wide latitude
in foot-shooting.
This commit is contained in:
Neil Fraser
2015-10-24 23:53:03 -04:00
parent ec99c95718
commit d07d103f1d
2 changed files with 4 additions and 3 deletions

View File

@@ -973,7 +973,7 @@ if(c=a.getNextBlock())h=goog.dom.createDom("next",null,Blockly.Xml.blockToDom_(c
Blockly.Xml.cloneShadow_=function(a){for(var b=a=a.cloneNode(!0),c;b;)if(b.firstChild)b=b.firstChild;else{for(;b&&!b.nextSibling;)c=b,b=b.parentNode,3==c.nodeType&&""==c.data.trim()&&b.firstChild!=c&&goog.dom.removeNode(c);b&&(c=b,b=b.nextSibling,3==c.nodeType&&""==c.data.trim()&&goog.dom.removeNode(c))}return a};Blockly.Xml.domToText=function(a){return(new XMLSerializer).serializeToString(a)};
Blockly.Xml.domToPrettyText=function(a){a=Blockly.Xml.domToText(a).split("<");for(var b="",c=1;c<a.length;c++){var d=a[c];"/"==d[0]&&(b=b.substring(2));a[c]=b+"<"+d;"/"!=d[0]&&"/>"!=d.slice(-2)&&(b+=" ")}a=a.join("\n");a=a.replace(/(<(\w+)\b[^>]*>[^\n]*)\n *<\/\2>/g,"$1</$2>");return a.replace(/^\n/,"")};
Blockly.Xml.textToDom=function(a){a=(new DOMParser).parseFromString(a,"text/xml");if(!a||!a.firstChild||"xml"!=a.firstChild.nodeName.toLowerCase()||a.firstChild!==a.lastChild)throw"Blockly.Xml.textToDom did not obtain a valid XML tree.";return a.firstChild};
Blockly.Xml.domToWorkspace=function(a,b){var c;a.RTL&&(c=a.getWidth());Blockly.Field.startCache();for(var d=b.childNodes.length,e=0;e<d;e++){var f=b.childNodes[e];if("block"==f.nodeName.toLowerCase()){var g=Blockly.Xml.domToBlock(a,f),h=parseInt(f.getAttribute("x"),10),f=parseInt(f.getAttribute("y"),10);isNaN(h)||isNaN(f)||g.moveBy(a.RTL?c-h:h,f)}}Blockly.Field.stopCache()};
Blockly.Xml.domToWorkspace=function(a,b){var c;a.RTL&&(c=a.getWidth());Blockly.Field.startCache();for(var d=b.childNodes.length,e=0;e<d;e++){var f=b.childNodes[e],g=f.nodeName.toLowerCase();if("block"==g||"shadow"==g){var g=Blockly.Xml.domToBlock(a,f),h=parseInt(f.getAttribute("x"),10),f=parseInt(f.getAttribute("y"),10);isNaN(h)||isNaN(f)||g.moveBy(a.RTL?c-h:h,f)}}Blockly.Field.stopCache()};
Blockly.Xml.domToBlock=function(a,b,c){var d=Blockly.Xml.domToBlockHeadless_(a,b,c);if(a.rendered){d.setConnectionsHidden(!0);a=d.getDescendants();for(b=a.length-1;0<=b;b--)a[b].initSvg();for(b=a.length-1;0<=b;b--)a[b].render(!1);setTimeout(function(){d.workspace&&d.setConnectionsHidden(!1)},1);d.updateDisabled();Blockly.fireUiEvent(window,"resize")}return d};
Blockly.Xml.domToBlockHeadless_=function(a,b,c){var d=null,e=b.getAttribute("type");if(!e)throw"Block type unspecified: \n"+b.outerHTML;var f=b.getAttribute("id");if(c&&f){d=Blockly.Block.getById(f,a);if(!d)throw"Couldn't get Block with id: "+f;f=d.getParent();d.workspace&&d.dispose(!0,!1,!0);d.fill(a,e);d.parent_=f}else d=Blockly.Block.obtain(a,e);for(var g=null,f=0,h;h=b.childNodes[f];f++)if(3!=h.nodeType){for(var k=g=null,l=0,q;q=h.childNodes[l];l++)1==q.nodeType&&("block"==q.nodeName.toLowerCase()?
g=q:"shadow"==q.nodeName.toLowerCase()&&(k=q));!g&&k&&(g=k);l=h.getAttribute("name");switch(h.nodeName.toLowerCase()){case "mutation":d.domToMutation&&(d.domToMutation(h),d.initSvg&&d.initSvg());break;case "comment":d.setCommentText(h.textContent);var m=h.getAttribute("pinned");m&&setTimeout(function(){d.comment&&d.comment.setVisible&&d.comment.setVisible("true"==m)},1);g=parseInt(h.getAttribute("w"),10);h=parseInt(h.getAttribute("h"),10);!isNaN(g)&&!isNaN(h)&&d.comment&&d.comment.setVisible&&d.comment.setBubbleSize(g,
@@ -993,7 +993,7 @@ Blockly.WorkspaceSvg.prototype.addZoomControls_=function(a){this.zoomControls_=n
Blockly.WorkspaceSvg.prototype.resize=function(){this.toolbox_&&this.toolbox_.position();this.flyout_&&this.flyout_.position();this.trashcan&&this.trashcan.position();this.zoomControls_&&this.zoomControls_.position();this.scrollbar&&this.scrollbar.resize()};Blockly.WorkspaceSvg.prototype.getCanvas=function(){return this.svgBlockCanvas_};Blockly.WorkspaceSvg.prototype.getBubbleCanvas=function(){return this.svgBubbleCanvas_};
Blockly.WorkspaceSvg.prototype.translate=function(a,b){var c="translate("+a+","+b+") scale("+this.scale+")";this.svgBlockCanvas_.setAttribute("transform",c);this.svgBubbleCanvas_.setAttribute("transform",c)};Blockly.WorkspaceSvg.prototype.addTopBlock=function(a){Blockly.WorkspaceSvg.superClass_.addTopBlock.call(this,a);Blockly.Realtime.isEnabled()&&!this.options.parentWorkspace&&Blockly.Realtime.addTopBlock(a)};
Blockly.WorkspaceSvg.prototype.removeTopBlock=function(a){Blockly.WorkspaceSvg.superClass_.removeTopBlock.call(this,a);Blockly.Realtime.isEnabled()&&!this.options.parentWorkspace&&Blockly.Realtime.removeTopBlock(a)};Blockly.WorkspaceSvg.prototype.getWidth=function(){return this.getMetrics().viewWidth};
Blockly.WorkspaceSvg.prototype.setVisible=function(a){this.options.svg.style.display=a?"block":"none";this.toolbox_&&(this.toolbox_.HtmlDiv.style.display=a?"block":"none");a?(this.render(),this.toolbox_&&this.toolbox_.position()):Blockly.hideChaff(!0)};Blockly.WorkspaceSvg.prototype.render=function(){for(var a=this.getAllBlocks(),b=0,c;c=a[b];b++)c.getChildren().length||c.render()};
Blockly.WorkspaceSvg.prototype.setVisible=function(a){this.options.svg.style.display=a?"block":"none";this.toolbox_&&(this.toolbox_.HtmlDiv.style.display=a?"block":"none");a?(this.render(),this.toolbox_&&this.toolbox_.position()):Blockly.hideChaff(!0)};Blockly.WorkspaceSvg.prototype.render=function(){for(var a=this.getAllBlocks(),b=a.length-1;0<=b;b--)a[b].render(!1)};
Blockly.WorkspaceSvg.prototype.traceOn=function(a){this.traceOn_=a;this.traceWrapper_&&(Blockly.unbindEvent_(this.traceWrapper_),this.traceWrapper_=null);a&&(this.traceWrapper_=Blockly.bindEvent_(this.svgBlockCanvas_,"blocklySelectChange",this,function(){this.traceOn_=!1}))};
Blockly.WorkspaceSvg.prototype.highlightBlock=function(a){this.traceOn_&&0!=Blockly.dragMode_&&this.traceOn(!1);if(this.traceOn_){var b=null;if(a&&(b=this.getBlockById(a),!b))return;this.traceOn(!1);b?b.select():Blockly.selected&&Blockly.selected.unselect();var c=this;setTimeout(function(){c.traceOn(!0)},1)}};Blockly.WorkspaceSvg.prototype.fireChangeEvent=function(){this.rendered&&this.svgBlockCanvas_&&Blockly.fireUiEvent(this.svgBlockCanvas_,"blocklyWorkspaceChange")};
Blockly.WorkspaceSvg.prototype.paste=function(a){if(this.rendered&&!(a.getElementsByTagName("block").length>=this.remainingCapacity())){Blockly.terminateDrag_();var b=Blockly.Xml.domToBlock(this,a),c=parseInt(a.getAttribute("x"),10);a=parseInt(a.getAttribute("y"),10);if(!isNaN(c)&&!isNaN(a)){this.RTL&&(c=-c);do{for(var d=!1,e=this.getAllBlocks(),f=0,g;g=e[f];f++)if(g=g.getRelativeToSurfaceXY(),1>=Math.abs(c-g.x)&&1>=Math.abs(a-g.y)){d=!0;break}if(!d)for(e=b.getConnections_(!1),f=0;g=e[f];f++)if(g.closest(Blockly.SNAP_RADIUS,

View File

@@ -279,7 +279,8 @@ Blockly.Xml.domToWorkspace = function(workspace, xml) {
var childCount = xml.childNodes.length;
for (var i = 0; i < childCount; i++) {
var xmlChild = xml.childNodes[i];
if (xmlChild.nodeName.toLowerCase() == 'block') {
var name = xmlChild.nodeName.toLowerCase();
if (name == 'block' || name == 'shadow') {
var block = Blockly.Xml.domToBlock(workspace, xmlChild);
var blockX = parseInt(xmlChild.getAttribute('x'), 10);
var blockY = parseInt(xmlChild.getAttribute('y'), 10);