Add a TOC info dock.

5 files changed, 142 insertions, 0 deletions

diff --git a/qt4/demos/CMakeLists.txt b/qt4/demos/CMakeLists.txt
index 0e206c25..bcf5cab5 100644
--- a/qt4/demos/CMakeLists.txt
+++ b/qt4/demos/CMakeLists.txt
@@ -16,6 +16,7 @@ set(poppler_qt4viewer_SRCS
   main_viewer.cpp
   navigationtoolbar.cpp
   pageview.cpp
+  toc.cpp
   viewer.cpp
 )
 qt4_automoc(${poppler_qt4viewer_SRCS})
diff --git a/qt4/demos/Makefile.am b/qt4/demos/Makefile.am
index 0dc27ec0..b53e2fa9 100644
--- a/qt4/demos/Makefile.am
+++ b/qt4/demos/Makefile.am
@@ -28,6 +28,7 @@ poppler_qt4viewer_SOURCES =			\
 	main_viewer.cpp				\
 	navigationtoolbar.cpp			\
 	pageview.cpp				\
+	toc.cpp					\
 	viewer.cpp				\
 	viewer.moc
 
diff --git a/qt4/demos/toc.cpp b/qt4/demos/toc.cpp
new file mode 100644
index 00000000..7c0de9a9
--- /dev/null
+++ b/qt4/demos/toc.cpp
@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2008, Pino Toscano <pino@kde.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "toc.h"
+
+#include <poppler-qt4.h>
+
+#include <QtGui/QHeaderView>
+#include <QtGui/QTreeWidget>
+
+static void fillToc(const QDomNode &parent, QTreeWidget *tree, QTreeWidgetItem *parentItem)
+{
+    QTreeWidgetItem *newitem = 0;
+    for (QDomNode node = parent.firstChild(); !node.isNull(); node = node.nextSibling()) {
+        QDomElement e = node.toElement();
+
+        if (!parentItem) {
+            newitem = new QTreeWidgetItem(tree, newitem);
+        } else {
+            newitem = new QTreeWidgetItem(parentItem, newitem);
+        }
+        newitem->setText(0, e.tagName());
+
+        bool isOpen = false;
+        if (e.hasAttribute(QString::fromLatin1("Open"))) {
+            isOpen = QVariant(e.attribute(QString::fromLatin1("Open"))).toBool();
+        }
+        if (isOpen) {
+            tree->expandItem(newitem);
+        }
+
+        if (e.hasChildNodes()) {
+            fillToc(node, tree, newitem);
+        }
+    }
+}
+
+
+TocDock::TocDock(QWidget *parent)
+    : AbstractInfoDock(parent)
+{
+    m_tree = new QTreeWidget(this);
+    setWidget(m_tree);
+    m_tree->setAlternatingRowColors(true);
+    m_tree->header()->hide();
+    setWindowTitle(tr("TOC"));
+#if QT_VERSION >= 0x040200
+    m_tree->setHorizontalScrollMode(QAbstractItemView::ScrollPerPixel);
+#endif
+}
+
+TocDock::~TocDock()
+{
+}
+
+void TocDock::fillInfo()
+{
+    const QDomDocument *toc = document()->toc();
+    if (toc) {
+        fillToc(*toc, m_tree, 0);
+    } else {
+        QTreeWidgetItem *item = new QTreeWidgetItem();
+        item->setText(0, tr("No TOC"));
+        item->setFlags(item->flags() & ~Qt::ItemIsEnabled);
+        m_tree->addTopLevelItem(item);
+    }
+}
+
+void TocDock::documentClosed()
+{
+    m_tree->clear();
+    AbstractInfoDock::documentClosed();
+}
+
+#include "toc.moc"
diff --git a/qt4/demos/toc.h b/qt4/demos/toc.h
new file mode 100644
index 00000000..bbc90827
--- /dev/null
+++ b/qt4/demos/toc.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2008, Pino Toscano <pino@kde.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#ifndef TOC_H
+#define TOC_H
+
+#include "abstractinfodock.h"
+
+class QTreeWidget;
+
+class TocDock : public AbstractInfoDock
+{
+    Q_OBJECT
+
+public:
+    TocDock(QWidget *parent = 0);
+    ~TocDock();
+
+    /*virtual*/ void documentClosed();
+
+protected:
+    /*virtual*/ void fillInfo();
+
+private:
+    QTreeWidget *m_tree;
+};
+
+#endif
diff --git a/qt4/demos/viewer.cpp b/qt4/demos/viewer.cpp
index 79cd0ff4..f81fdea0 100644
--- a/qt4/demos/viewer.cpp
+++ b/qt4/demos/viewer.cpp
@@ -22,6 +22,7 @@
 #include "info.h"
 #include "navigationtoolbar.h"
 #include "pageview.h"
+#include "toc.h"
 
 #include <poppler-qt4.h>
 
@@ -60,6 +61,12 @@ PdfViewer::PdfViewer()
     viewMenu->addAction(infoDock->toggleViewAction());
     m_observers.append(infoDock);
 
+    TocDock *tocDock = new TocDock(this);
+    addDockWidget(Qt::LeftDockWidgetArea, tocDock);
+    tocDock->hide();
+    viewMenu->addAction(tocDock->toggleViewAction());
+    m_observers.append(tocDock);
+
     FontsDock *fontsDock = new FontsDock(this);
     addDockWidget(Qt::LeftDockWidgetArea, fontsDock);
     fontsDock->hide();