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authorAndrea Diamantini <adjam7@gmail.com>2012-02-02 23:21:27 +0100
committerAndrea Diamantini <adjam7@gmail.com>2012-02-02 23:21:27 +0100
commitf7ae82bf7c7821ad3bd9a4a0fa9c0068fc2fc2e3 (patch)
tree560bd702d131db12803982bb5b79749aa8a882cf /src
parentRemoved unuseful renderClosingTabPreview (diff)
downloadrekonq-f7ae82bf7c7821ad3bd9a4a0fa9c0068fc2fc2e3.tar.xz
clean up WebSnap and provide automatic thumbs update for about:tabs
page
Diffstat (limited to 'src')
-rw-r--r--src/newtabpage.cpp7
-rw-r--r--src/tabpreviewpopup.cpp7
-rw-r--r--src/tabpreviewpopup.h3
-rw-r--r--src/websnap.cpp51
-rw-r--r--src/websnap.h14
5 files changed, 43 insertions, 39 deletions
diff --git a/src/newtabpage.cpp b/src/newtabpage.cpp
index 6325bc79..7392c920 100644
--- a/src/newtabpage.cpp
+++ b/src/newtabpage.cpp
@@ -540,6 +540,13 @@ void NewTabPage::tabsPage()
if (url.protocol() == QL1S("about"))
continue;
+ if (!WebSnap::existsImage(url))
+ {
+ kDebug() << "image doesn't exist for url: " << url;
+ QPixmap preview = WebSnap::renderPagePreview(*w->mainView()->webTab(i)->page());
+ QString path = WebSnap::imagePathFromUrl(url.url());
+ preview.save(path);
+ }
QString name = w->mainView()->webTab(i)->view()->title();
QWebElement prev;
diff --git a/src/tabpreviewpopup.cpp b/src/tabpreviewpopup.cpp
index 31d3cca9..4466868d 100644
--- a/src/tabpreviewpopup.cpp
+++ b/src/tabpreviewpopup.cpp
@@ -3,6 +3,7 @@
* This file is a part of the rekonq project
*
* Copyright (C) 2011 by Vyacheslav Blinov <blinov dot vyacheslav at gmail dot com>
+* Copyright (C) 2011-2012 by Andrea Diamantini <adjam7 at gmail dot com>
*
*
* This program is free software; you can redistribute it and/or
@@ -23,6 +24,7 @@
*
* ============================================================ */
+
//Self Includes
#include "tabpreviewpopup.h"
@@ -87,6 +89,7 @@ TabPreviewPopup::TabPreviewPopup(WebTab* tab, QWidget* parent)
setWebTab(tab);
}
+
TabPreviewPopup::~TabPreviewPopup()
{
delete m_thumbnail;
@@ -100,7 +103,7 @@ void TabPreviewPopup::setWebTab(WebTab* tab)
int h = w * rApp->mainWindow()->size().height() / rApp->mainWindow()->size().width();
if (!tab->part())
- setThumbnail(WebSnap::renderTabPreview(*tab->page(), w, h));
+ setThumbnail(WebSnap::renderPagePreview(*tab->page(), w, h));
else
{
QWidget *part = tab->part()->widget();
@@ -119,11 +122,13 @@ void TabPreviewPopup::setThumbnail(const QPixmap& pixmap)
m_thumbnail->setPixmap(pixmap);
}
+
void TabPreviewPopup::setUrl(const QString& text)
{
m_url->setText(text);
}
+
void TabPreviewPopup::setFixedSize(int w, int h)
{
KPassivePopup::setFixedSize(w, h);
diff --git a/src/tabpreviewpopup.h b/src/tabpreviewpopup.h
index 1521bae2..01995a20 100644
--- a/src/tabpreviewpopup.h
+++ b/src/tabpreviewpopup.h
@@ -3,6 +3,7 @@
* This file is a part of the rekonq project
*
* Copyright (C) 2011 by Vyacheslav Blinov <blinov dot vyacheslav at gmail dot com>
+* Copyright (C) 2011-2012 by Andrea Diamantini <adjam7 at gmail dot com>
*
*
* This program is free software; you can redistribute it and/or
@@ -23,6 +24,7 @@
*
* ============================================================ */
+
#ifndef TABPREVIEWPOPUP_H
#define TABPREVIEWPOPUP_H
@@ -36,6 +38,7 @@
class WebTab;
class QLabel;
+
class REKONQ_TESTS_EXPORT TabPreviewPopup : public KPassivePopup
{
diff --git a/src/websnap.cpp b/src/websnap.cpp
index 6db6b3be..f077db84 100644
--- a/src/websnap.cpp
+++ b/src/websnap.cpp
@@ -34,16 +34,16 @@
#include <KStandardDirs>
// Qt Includes
-#include <QtCore/QSize>
-#include <QtCore/QFile>
+#include <QSize>
+#include <QFile>
#include <QCryptographicHash>
-#include <QtGui/QPainter>
-#include <QtGui/QAction>
+#include <QPainter>
+#include <QAction>
-#include <QtWebKit/QWebFrame>
-#include <QtWebKit/QWebSettings>
+#include <QWebFrame>
+#include <QWebSettings>
WebSnap::WebSnap(const KUrl& url, QObject *parent)
@@ -92,34 +92,37 @@ QPixmap WebSnap::render(const QWebPage &page, int w, int h)
}
-QPixmap WebSnap::renderTabPreview(const QWebPage &page, int w, int h)
+// NOTE
+// to render page preview in a safe way, you CANNOT work with scrollbars!
+// In fact, disabling temporarily them DOES NOT work without reloading a page
+// that is something we CANNOT do.
+QPixmap WebSnap::renderPagePreview(const QWebPage &page, int w, int h)
{
+ // store actual viewportsize
QSize oldSize = page.viewportSize();
- int width = page.mainFrame()->contentsSize().width();
- page.setViewportSize(QSize(width, width * ((0.0 + h) / w)));
- QPixmap pageImage = WebSnap::render(page, page.viewportSize().width(), page.viewportSize().height());
- page.setViewportSize(oldSize);
- return pageImage.scaled(w, h, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
-}
+ // prepare page
+ int renderWidth = page.mainFrame()->contentsSize().width();
+ int renderHeight = renderWidth * ((0.0 + h) / w);
-QPixmap WebSnap::renderPagePreview(const QWebPage &page, int w, int h)
-{
- // remove temporarily scrollbars
- page.mainFrame()->setScrollBarPolicy(Qt::Vertical, Qt::ScrollBarAlwaysOff);
+ page.setViewportSize(QSize(renderWidth, renderHeight));
- // prepare page
- int width = page.mainFrame()->contentsSize().width();
- page.setViewportSize(QSize(width, width * ((0.0 + h) / w)));
+ // consider scrollbars and render the page
+ bool verticalScrollBarActive = !page.mainFrame()->scrollBarGeometry(Qt::Vertical).isEmpty();
+ if (verticalScrollBarActive)
+ renderWidth -= 15;
- // render
- QPixmap pageImage = WebSnap::render(page, page.viewportSize().width(), page.viewportSize().height());
+ bool horizontalScrollBarActive = !page.mainFrame()->scrollBarGeometry(Qt::Horizontal).isEmpty();
+ if (horizontalScrollBarActive)
+ renderHeight -= 15;
+
+ QPixmap pageImage = WebSnap::render(page, renderWidth, renderHeight);
// resize image
pageImage = pageImage.scaled(w, h, Qt::KeepAspectRatioByExpanding, Qt::SmoothTransformation);
- // restore scrollbars
- page.mainFrame()->setScrollBarPolicy(Qt::Vertical, Qt::ScrollBarAsNeeded);
+ // restore page state
+ page.setViewportSize(oldSize);
return pageImage;
}
diff --git a/src/websnap.h b/src/websnap.h
index 12a5e04c..fc5da869 100644
--- a/src/websnap.h
+++ b/src/websnap.h
@@ -86,20 +86,6 @@ public:
*/
static QPixmap renderPagePreview(const QWebPage &page, int w = defaultWidth, int h = defaultHeight);
- // static QPixmap renderVisiblePagePreview(const QWebPage &page, int w = WIDTH, int h = HEIGHT);
- // TODO: try to make this method work => more previews for the urlbar
-
- /**
- * Snaps a pixmap of size w * h from a page for tab preview
- *
- * @param page the page to snap
- * @param w the image width
- * @param h the image height
- *
- * @return the pixmap snapped from the page
- */
- static QPixmap renderTabPreview(const QWebPage &page, int w, int h);
-
/**
* Guess the local path where the image for the url provided
* should be