tt-rss/lib/dijit/_editor/plugins/Print.js.uncompressed.js
2013-03-18 10:26:26 +04:00

123 lines
3.5 KiB
JavaScript

define("dijit/_editor/plugins/Print", [
"dojo/_base/declare", // declare
"dojo/i18n", // i18n.getLocalization
"dojo/_base/lang", // lang.hitch
"dojo/sniff", // has("chrome") has("opera")
"../../focus", // focus.focus()
"../_Plugin",
"../../form/Button",
"dojo/i18n!../nls/commands"
], function(declare, i18n, lang, has, focus, _Plugin, Button){
// module:
// dijit/_editor/plugins/Print
var Print = declare("dijit._editor.plugins.Print",_Plugin,{
// summary:
// This plugin provides Print capability to the editor. When
// clicked, the document in the editor frame will be printed.
_initButton: function(){
// summary:
// Over-ride for creation of the Print button.
var strings = i18n.getLocalization("dijit._editor", "commands"),
editor = this.editor;
this.button = new Button({
label: strings["print"],
ownerDocument: editor.ownerDocument,
dir: editor.dir,
lang: editor.lang,
showLabel: false,
iconClass: this.iconClassPrefix + " " + this.iconClassPrefix + "Print",
tabIndex: "-1",
onClick: lang.hitch(this, "_print")
});
},
setEditor: function(/*dijit/Editor*/ editor){
// summary:
// Tell the plugin which Editor it is associated with.
// editor: Object
// The editor object to attach the print capability to.
this.editor = editor;
this._initButton();
// Set up a check that we have a print function
// and disable button if we do not.
this.editor.onLoadDeferred.then(
lang.hitch(this, function(){
if(!this.editor.iframe.contentWindow["print"]){
this.button.set("disabled", true);
}
})
);
},
updateState: function(){
// summary:
// Over-ride for button state control for disabled to work.
var disabled = this.get("disabled");
if(!this.editor.iframe.contentWindow["print"]){
disabled = true;
}
this.button.set("disabled", disabled);
},
_print: function(){
// summary:
// Function to trigger printing of the editor document
// tags:
// private
var edFrame = this.editor.iframe;
if(edFrame.contentWindow["print"]){
// IE requires the frame to be focused for
// print to work, but since this is okay for all
// no special casing.
if(!has("opera") && !has("chrome")){
focus.focus(edFrame);
edFrame.contentWindow.print();
}else{
// Neither Opera nor Chrome 3 et you print single frames.
// So, open a new 'window', print it, and close it.
// Also, can't use size 0x0, have to use 1x1
var edDoc = this.editor.document;
var content = this.editor.get("value");
content = "<html><head><meta http-equiv='Content-Type' " +
"content='text/html; charset='UTF-8'></head><body>" +
content + "</body></html>";
var win = window.open("javascript: ''",
"",
"status=0,menubar=0,location=0,toolbar=0," +
"width=1,height=1,resizable=0,scrollbars=0");
win.document.open();
win.document.write(content);
win.document.close();
var styleNodes = edDoc.getElementsByTagName("style");
if(styleNodes){
// Clone over any editor view styles, since we can't print the iframe
// directly.
var i;
for(i = 0; i < styleNodes.length; i++){
var style = styleNodes[i].innerHTML;
var sNode = win.document.createElement("style");
sNode.appendChild(win.document.createTextNode(style));
win.document.getElementsByTagName("head")[0].appendChild(sNode);
}
}
win.print();
win.close();
}
}
}
});
// Register this plugin.
_Plugin.registry["print"] = function(){
return new Print({command: "print"});
};
return Print;
});