From 0eed9484459eb9380351c3a87474f5e3eec0df65 Mon Sep 17 00:00:00 2001
From: Alan Knowles <alan@roojs.com>
Date: Fri, 20 Nov 2020 14:15:58 +0800
Subject: [PATCH] Roo/bootstrap/CardUploader.js

---
 Roo/bootstrap/CardUploader.js | 211 ++++++++++++++++++++++++++++++++++
 1 file changed, 211 insertions(+)
 create mode 100644 Roo/bootstrap/CardUploader.js

diff --git a/Roo/bootstrap/CardUploader.js b/Roo/bootstrap/CardUploader.js
new file mode 100644
index 0000000000..08af892b64
--- /dev/null
+++ b/Roo/bootstrap/CardUploader.js
@@ -0,0 +1,211 @@
+
+/*
+* Licence: LGPL
+*/
+
+/**
+ * @class Roo.bootstrap.CardUploader
+ * @extends Roo.bootstrap.Button
+ * Bootstrap Card Uploader class - it's a button which when you add files to it, adds cards below with preview and the name...
+ * @cfg {Number} errorTimeout default 3000
+ * @cfg {Boolean} name  the field name for each image..
+ * @cfg {Array}  images  an array of ?? Img objects ??? when loading existing files..
+ *
+ * @constructor
+ * Create a new CardUploader
+ * @param {Object} config The config object
+ */
+
+Roo.bootstrap.CardUploader = function(config){
+    
+    if (test) {
+        //code
+    }
+    
+    Roo.bootstrap.CardUploader.superclass.constructor.call(this, config);
+    
+    
+    this.imageCollection  = new Roo.util.MixedCollection(function(r) { return r.id });
+    
+    
+};
+
+Roo.extend(Roo.bootstrap.CardUploader, Roo.bootstrap.Button,  {
+    
+     
+    errorTimeout : 3000,
+     
+    images : false,
+   
+    imageCollection : false,
+    
+    getAutoCreate : function()
+    {
+        var btn = Roo.bootstrap.Button.getAutoCreate.prototype.call(this);
+        
+        var cfg = {
+            cls : 'roo-card-uploader-wrap',
+            cn : [
+                btn,
+                {
+                    tag : 'input',
+                    cls : 'd=none roo-card-upload-selector',
+                    type : 'file',
+                    multiple : 'multiple'
+                },
+                {
+                    cls : 'card-columns roo-card-uploader-container'
+                }
+            ]
+            
+        }
+        
+        
+        return cfg;
+    },
+    
+    getChildContainer : function() /// what children are added to.
+    {
+        return this.containerEl;
+    },
+   
+    
+    initEvents : function()
+    {
+        this.urlAPI = (window.createObjectURL && window) || 
+                                (window.URL && URL.revokeObjectURL && URL) || 
+                                (window.webkitURL && webkitURL);
+                        
+         
+         
+         
+        this.selectorEl = this.el.select('.roo-card-upload-selector', true).first();
+        
+        this.bodyEl.on('click', this.beforeSelectFile, this);
+        this.selectorEl.on('change', this.onFileSelected, this);
+        if (this.images) {
+            var t = this;
+            this.images.forEach(function(img) {
+                t.addCard(img)
+            });
+            this.images = false;
+        }
+        this.containerEl = this.el.select('.roo-card-uploader-container', true).first();
+         
+       
+    },
+    
+   
+    beforeSelectFile : function(e)
+    {
+        e.preventDefault();
+         
+        this.selectorEl.dom.click();
+         
+    },
+    
+    onFileSelected : function(e)
+    {
+        e.preventDefault();
+        
+        if(typeof(this.selectorEl.dom.files) == 'undefined' || !this.selectorEl.dom.files.length){
+            return;
+        }
+        
+        Roo.each(this.selectorEl.dom.files, function(file){    
+            this.addFile(file);
+        }, this);
+         
+    },
+    
+      
+    
+      
+    
+    addFile : function(file)
+    {
+           
+        if(typeof(file) === 'string'){
+            throw "Add file by name?"; // should not happen
+            return;
+        }
+        
+        if(!file || !this.urlAPI){
+            return;
+        }
+        
+        // file;
+        // file.type;
+        
+        var _this = this;
+        
+        
+        var url = _this.urlAPI.createObjectURL( file);
+           
+        this.addCard({
+            id : Roo.bootstrap.CardUploader.ID--,
+            is_uploaded : false,
+            src : url,
+            title : file.name,
+            mimetype : file.mimetype,
+        })
+        
+    },
+    
+    addCard : function (data)
+    {
+        // hidden input element?
+        // if the file is not an image...
+        //then we need to use something other that and header_image
+        
+        //   remove.....
+        
+        var cn = this.addxtype(
+            {
+                 
+                xns : Roo.bootstrap,
+                xtype : 'Card',
+                closeable : true,
+                header_image : data.src,
+                data : data,
+                
+                listeners : {
+                    click : function() {
+                        // view..
+                    }
+                },
+                cn : [
+                    {
+                        xns : Roo.bootstrap,
+                        xtype : 'CardFooter',
+                        cn: [
+                            {
+                                xns : Roo.bootstrap,
+                                xtype : 'Element',
+                                html : data.title
+                            },
+                            {
+                                xns : Roo.bootstrap,
+                                xtype : 'Button',
+                                html : 'Delete',
+                                fa : 'cross'
+                            }
+                            
+                        ],
+                    }
+                    
+                ]
+                  
+                
+            }
+        );
+        this.items.push(cn);
+        
+        
+    }
+    
+    
+});
+
+
+Roo.bootstrap.CardUploader.ID = -1;
\ No newline at end of file
-- 
2.39.2