add pybutton and pytitle

pyscriptjs/src/components/pybutton.ts

@@ -0,0 +1,64 @@
+import { BaseEvalElement } from './base';
+import { addClasses, ltrim, htmlDecode } from '../utils';
+
+export class PyButton extends BaseEvalElement {
+    shadow: ShadowRoot;
+    wrapper: HTMLElement;
+    theme: string;
+    widths: Array<string>;
+    label: string;
+    mount_name: string;
+    constructor() {
+        super();
+  
+        // attach shadow so we can preserve the element original innerHtml content
+        // this.shadow = this.attachShadow({ mode: 'open'});
+  
+        // this.wrapper = document.createElement('slot');
+        // this.shadow.appendChild(this.wrapper);
+        if (this.hasAttribute('label')) {
+          this.label = this.getAttribute('label');
+        }
+      }
+
+
+    connectedCallback() {
+      this.code = htmlDecode(this.innerHTML);
+      this.mount_name  = this.id.split("-").join("_");
+      this.innerHTML = '';
+      
+      let mainDiv = document.createElement('button');
+      mainDiv.innerHTML = this.label;
+      addClasses(mainDiv, ["p-2", "text-white", "bg-blue-600", "border", "border-blue-600", "rounded"]);
+      
+      mainDiv.id = this.id;
+      this.id = `${this.id}-container`;
+
+      this.appendChild(mainDiv);
+      this.code = this.code.split("self").join(this.mount_name);
+      let registrationCode = `${this.mount_name} = Element("${ mainDiv.id }")`;
+      if (this.code.includes("def on_focus")){
+        this.code = this.code.replace("def on_focus", `def on_focus_${this.mount_name}`);
+        registrationCode += `\n${this.mount_name}.element.onfocus = on_focus_${this.mount_name}`
+      }
+
+      if (this.code.includes("def on_click")){
+        this.code = this.code.replace("def on_click", `def on_click_${this.mount_name}`);
+        registrationCode += `\n${this.mount_name}.element.onclick = on_click_${this.mount_name}`
+      }
+      
+      // now that we appended and the element is attached, lets connect with the event handlers
+      // defined for this widget
+      setTimeout(() => { 
+        this.eval(this.code).then(() => {
+          this.eval(registrationCode).then(() => {
+            console.log('registered handlers');
+          });
+        });
+       }, 4000);
+        
+      console.log('py-button connected');
+    }
+  }
+
+  

pyscriptjs/src/components/pytitle.ts

@@ -0,0 +1,37 @@
+import { BaseEvalElement } from './base';
+import { addClasses, ltrim, htmlDecode } from '../utils';
+
+export class PyTitle extends BaseEvalElement {
+    shadow: ShadowRoot;
+    wrapper: HTMLElement;
+    theme: string;
+    widths: Array<string>;
+    label: string;
+    mount_name: string;
+    constructor() {
+        super();
+      }
+
+
+    connectedCallback() {
+      this.label = htmlDecode(this.innerHTML);
+      this.mount_name  = this.id.split("-").join("_");
+      this.innerHTML = '';
+      
+      let mainDiv = document.createElement('div');
+      let divContent = document.createElement('h1')
+      
+      addClasses(mainDiv, ["text-center", "w-full", "mb-8"]);
+      addClasses(divContent, ["text-3xl", "font-bold", "text-gray-800", "uppercase", "tracking-tight"]);
+      divContent.innerHTML = this.label;
+      
+      mainDiv.id = this.id;
+      this.id = `${this.id}-container`;
+      mainDiv.appendChild(divContent);
+      this.appendChild(mainDiv);
+        
+      console.log('py-title connected');
+    }
+  }
+
+  

pyscriptjs/src/main.ts

@@ -4,12 +4,16 @@ import { PyScript } from "./components/pyscript";
 import { PyRepl } from "./components/pyrepl";
 import { PyEnv } from "./components/pyenv";
 import { PyBox } from "./components/pybox";
+import { PyButton } from "./components/pybutton";
+import { PyTitle } from "./components/pytitle";
 import { PyWidget } from "./components/base";
 
 let xPyScript = customElements.define('py-script', PyScript);
 let xPyRepl = customElements.define('py-repl', PyRepl);
 let xPyEnv = customElements.define('py-env', PyEnv);
 let xPyBox = customElements.define('py-box', PyBox);
+let xPyButton = customElements.define('py-button', PyButton);
+let xPyTitle = customElements.define('py-title', PyTitle);
 let xPyWidget = customElements.define('py-register-widget', PyWidget);
 
 

pyscriptjs/src/utils.ts

@@ -9,4 +9,29 @@ const getLastPath = function (str) {
   return str.split('\\').pop().split('/').pop();
 }
 
-export {addClasses, getLastPath}
+function htmlDecode(input) {
+  var doc = new DOMParser().parseFromString(input, "text/html");
+  return ltrim(doc.documentElement.textContent);
+}
+
+function ltrim(code: string): string {
+  const lines = code.split("\n")
+  if (lines.length == 0)
+    return code
+
+  const lengths = lines
+    .filter((line) => line.trim().length != 0)
+    .map((line) => {
+      const [prefix] = line.match(/^\s*/)
+      return prefix.length
+    })
+
+  const k = Math.min(...lengths)
+
+  if (k != 0)
+    return lines.map((line) => line.substring(k)).join("\n")
+  else
+    return code
+}
+
+export {addClasses, getLastPath, ltrim, htmlDecode}