From 4db1405ffa66c33f3746baa09301cdc4e05cacc7 Mon Sep 17 00:00:00 2001
From: Pierre Rossi <pierre.rossi@nokia.com>
Date: Thu, 7 Jan 2010 13:25:23 +0100
Subject: Modifies the google chat example to use the DOM API

Now that it's there, we might as well use it!

Reviewed-by: Benjamin Poulain
---
 examples/webkit/googlechat/form.ui        |  6 +++++
 examples/webkit/googlechat/googlechat.cpp | 38 +++++++++++++++++--------------
 examples/webkit/googlechat/googlechat.h   |  3 ++-
 3 files changed, 29 insertions(+), 18 deletions(-)

diff --git a/examples/webkit/googlechat/form.ui b/examples/webkit/googlechat/form.ui
index 3b9fb82..4939ea1 100644
--- a/examples/webkit/googlechat/form.ui
+++ b/examples/webkit/googlechat/form.ui
@@ -48,6 +48,9 @@
          <property name="alignment">
           <set>Qt::AlignCenter</set>
          </property>
+         <property name="wordWrap">
+          <bool>true</bool>
+         </property>
         </widget>
        </item>
        <item>
@@ -160,6 +163,9 @@
            <property name="text">
             <string>Login</string>
            </property>
+           <property name="default">
+            <bool>true</bool>
+           </property>
           </widget>
          </item>
          <item>
diff --git a/examples/webkit/googlechat/googlechat.cpp b/examples/webkit/googlechat/googlechat.cpp
index 12ea071..8eb033c 100644
--- a/examples/webkit/googlechat/googlechat.cpp
+++ b/examples/webkit/googlechat/googlechat.cpp
@@ -80,9 +80,8 @@ void GoogleChat::showError(const QString &msg) {
     showStatus(QString("Error: %1").arg(msg));
 }
 
-QString GoogleChat::evalJS(const QString &js) {
-    QWebFrame *frame = form.webView->page()->mainFrame();
-    return frame->evaluateJavaScript(js).toString();
+QWebElement GoogleChat::document() const {
+    return form.webView->page()->mainFrame()->documentElement();
 }
 
 void GoogleChat::adjustLoginButton() {
@@ -112,9 +111,11 @@ void GoogleChat::doLogin() {
     showStatus("Logging in...");
 
     QString userEmail = userName + "@gmail.com";
-    evalJS(QString("document.getElementById('Email').value = \"%1\";").arg(userEmail));
-    evalJS(QString("document.getElementById('Passwd').value = \"%1\";").arg(password));
-    evalJS("document.getElementById('gaia_loginform').submit();");
+
+    document().findFirst("#Email").setAttribute("value", userEmail);
+    document().findFirst("#Passwd").setAttribute("value", password);
+    document().findFirst("#gaia_loginform").evaluateJavaScript("this.submit();");
+
 }
 
 void GoogleChat::initialPage(bool ok) {
@@ -124,11 +125,12 @@ void GoogleChat::initialPage(bool ok) {
     }
 
     if (ok) {
-        QString s1 = evalJS("document.getElementById('Email').name");
-        QString s2 = evalJS("document.getElementById('Passwd').name");
-        QString s3 = evalJS("document.getElementById('gaia_loginform').id");
-        if (s1 == "Email" && s2 == "Passwd" && s3 == "gaia_loginform") {
+        QWebElement email = document().findFirst("#Email");
+        QWebElement passwd = document().findFirst("#Passwd");
+        QWebElement loginForm = document().findFirst("#gaia_loginform");
+        if (!email.isNull() && !passwd.isNull() && !loginForm.isNull()) {
             form.stackedWidget->setCurrentIndex(1);
+            form.userNameEdit->setFocus();
             form.webView->disconnect();
             return;
         }
@@ -139,8 +141,8 @@ void GoogleChat::initialPage(bool ok) {
 
 void GoogleChat::hideElements()
 {
-    evalJS("var e = document.getElementsByClassName('footer-footer')[0]; e.parentElement.removeChild(e)");
-    evalJS("var e = document.getElementsByClassName('title-bar-bg title-bar')[0]; e.parentElement.removeChild(e)");
+    document().findFirst(".footer-footer").removeFromDocument();
+    document().findFirst(".title-bar-bg .title-bar").removeFromDocument();
     QTimer::singleShot(2000, this, SLOT(hideElements()));
 }
 
@@ -152,16 +154,18 @@ void GoogleChat::loginPage(bool ok) {
         showError("Service unavailable");
     } else {
         // check for any error message
-        QString c = evalJS("document.getElementsByClassName('errormsg').length");
-        if (c == "0") {
+
+        QWebElement  e = document().findFirst(".errormsg");
+        if (e.isNull()) {
             form.stackedWidget->setCurrentIndex(2);
             QTimer::singleShot(500, this, SLOT(hideElements()));
             return;
         }
 
-        QString err = "Unknown login failure.";
-        if (c == "1") {
-            err = evalJS("document.getElementsByClassName('errormsg')[0].textContent");
+       QString err = "Unknown login failure.";
+       const QString errorMessage = e.toPlainText();
+        if (!errorMessage.isEmpty()) {
+            err = errorMessage;
             err = err.simplified();
         }
         showError(err);
diff --git a/examples/webkit/googlechat/googlechat.h b/examples/webkit/googlechat/googlechat.h
index 70f921e..617587a 100644
--- a/examples/webkit/googlechat/googlechat.h
+++ b/examples/webkit/googlechat/googlechat.h
@@ -40,6 +40,7 @@
 ****************************************************************************/
 
 #include <QWidget>
+#include <QWebElement>
 
 #include "ui_form.h"
 
@@ -53,7 +54,7 @@ public:
 protected:
     void showStatus(const QString &msg);
     void showError(const QString &msg);
-    QString evalJS(const QString &js);
+    QWebElement document() const;
 
 private slots:
 
-- 
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