try highlighting the web element on hover

4 files changed, 72 insertions, 19 deletions

diff --git a/WebScraps.pro b/WebScraps.pro
index 0cf9d5a..695dcdf 100644
--- a/WebScraps.pro
+++ b/WebScraps.pro
@@ -1,18 +1,12 @@
-#-------------------------------------------------
-#
+# -------------------------------------------------
 # Project created by QtCreator 2009-10-09T09:55:02
-#
-#-------------------------------------------------
-
-QT       += webkit
-
+# -------------------------------------------------
+QT += webkit
 TARGET = WebScraps
 TEMPLATE = app
-
-
-SOURCES += main.cpp\
-        mainwindow.cpp
-
-HEADERS  += mainwindow.h
-
-FORMS    += mainwindow.ui
+SOURCES += main.cpp \
+    mainwindow.cpp \
+    webview.cpp
+HEADERS += mainwindow.h \
+    webview.h
+FORMS += mainwindow.ui
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 041a517..1f995e0 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -1,15 +1,14 @@
-#include <QWebView>
-
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
+#include "webview.h"
 
 MainWindow::MainWindow(QWidget *parent) :
     QMainWindow(parent),
     ui(new Ui::MainWindow)
 {
     ui->setupUi(this);
-    m_webView = new QWebView(this);
-    m_webView->load(QUrl("http://www.forwardbias.in/"));
+    m_webView = new WebView(this);
+    m_webView->load(QUrl("http://www.dilbert.com/"));
     connect(m_webView, SIGNAL(loadFinished(bool)), SLOT(adjustLocation()));
     connect(m_webView, SIGNAL(titleChanged(const QString&)), SLOT(adjustTitle()));
 
diff --git a/webview.cpp b/webview.cpp
new file mode 100644
index 0000000..4d10a4b
--- /dev/null
+++ b/webview.cpp
@@ -0,0 +1,41 @@
+#include "webview.h"
+#include <QMouseEvent>
+#include <QWebFrame>
+#include <QWebHitTestResult>
+#include <QWebElement>
+#include <QDebug>
+
+WebView::WebView(QWidget * parent)
+        : QWebView(parent)
+        , m_scrapRect(QRect())
+{
+    setMouseTracking(true);
+}
+
+void WebView::mouseMoveEvent(QMouseEvent* event)
+{
+    QWebFrame* hitFrame = page()->frameAt(event->pos());
+    QWebHitTestResult hitTestResult = hitFrame->hitTestContent(event->pos());
+    QRect hitRect = hitTestResult.boundingRect().translated(-hitFrame->scrollPosition());
+    if (hitRect.contains(event->pos())) {
+        m_scrapRect = hitRect;
+    } else {
+        m_scrapRect = QRect();
+    }
+    QWebView::mousePressEvent(event);
+    update();
+}
+
+void WebView::paintEvent(QPaintEvent *event)
+{
+    QWebView::paintEvent(event);
+
+    if (m_scrapRect.isValid()) {
+        QPainter painter(this);
+        painter.setPen(QPen(QBrush(Qt::magenta), 1));
+        painter.setBrush(QBrush(Qt::blue));
+        painter.setOpacity(0.4);
+        painter.drawRect(m_scrapRect);
+        painter.end();
+    }
+}
diff --git a/webview.h b/webview.h
new file mode 100644
index 0000000..467e917
--- /dev/null
+++ b/webview.h
@@ -0,0 +1,19 @@
+#ifndef WEBVIEW_H
+#define WEBVIEW_H
+
+#include <QWebView>
+
+class WebView : public QWebView
+{
+public:
+    WebView(QWidget * parent = 0);
+
+protected:
+    void mouseMoveEvent(QMouseEvent* event);
+    void paintEvent(QPaintEvent* event);
+
+private:
+    QRect m_scrapRect;
+};
+
+#endif // WEBVIEW_H