Add bookmarks view to pdfviewer example

Add a treeview to the pdfviewer example to show the
usage of QPdfBookmarkModel

Change-Id: Ia93d868655a74ea6c41bb28945fe16d0cc740410
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

3 files changed, 121 insertions, 20 deletions

diff --git a/examples/pdf/pdfviewer/mainwindow.cpp b/examples/pdf/pdfviewer/mainwindow.cpp
index 8ef7a07..fd26563 100644
--- a/examples/pdf/pdfviewer/mainwindow.cpp
+++ b/examples/pdf/pdfviewer/mainwindow.cpp
@@ -42,6 +42,7 @@
 #include <QFileDialog>
 #include <QLineEdit>
 #include <QMessageBox>
+#include <QPdfBookmarkModel>
 #include <QPdfDocument>
 #include <QScroller>
 #include <QtMath>
@@ -75,6 +76,14 @@ MainWindow::MainWindow(QWidget *parent)
 
     QScroller::grabGesture(ui->scrollArea);
 
+    QPdfBookmarkModel *bookmarkModel = new QPdfBookmarkModel(this);
+    bookmarkModel->setDocument(m_document);
+
+    ui->bookmarkView->setModel(bookmarkModel);
+    connect(ui->bookmarkView, SIGNAL(activated(QModelIndex)), this, SLOT(bookmarkSelected(QModelIndex)));
+
+    ui->tabWidget->setTabEnabled(1, false); // disable 'Pages' tab for now
+
     m_pageWidget->setDocument(m_document);
 }
 
@@ -120,6 +129,15 @@ void MainWindow::zoomEdited()
         m_pageWidget->setZoom(factor / 100.);
 }
 
+void MainWindow::bookmarkSelected(const QModelIndex &index)
+{
+    if (!index.isValid())
+        return;
+
+    const int page = index.data(QPdfBookmarkModel::PageNumberRole).toInt();
+    ui->scrollArea->ensureVisible(0, m_pageWidget->yForPage(page));
+}
+
 void MainWindow::on_actionOpen_triggered()
 {
     QUrl toOpen = QFileDialog::getOpenFileUrl(this, tr("Choose a PDF"), QUrl(), "Portable Documents (*.pdf)");
diff --git a/examples/pdf/pdfviewer/mainwindow.h b/examples/pdf/pdfviewer/mainwindow.h
index dedc812..40062a3 100644
--- a/examples/pdf/pdfviewer/mainwindow.h
+++ b/examples/pdf/pdfviewer/mainwindow.h
@@ -65,6 +65,7 @@ private slots:
     void showingPageRange(int start, int end);
     void zoomChanged(qreal factor);
     void zoomEdited();
+    void bookmarkSelected(const QModelIndex &index);
 
     // action handlers
     void on_actionOpen_triggered();
diff --git a/examples/pdf/pdfviewer/mainwindow.ui b/examples/pdf/pdfviewer/mainwindow.ui
index 251591d..738cef4 100644
--- a/examples/pdf/pdfviewer/mainwindow.ui
+++ b/examples/pdf/pdfviewer/mainwindow.ui
@@ -34,27 +34,109 @@
      <number>0</number>
     </property>
     <item>
-     <widget class="QScrollArea" name="scrollArea">
-      <property name="frameShape">
-       <enum>QFrame::NoFrame</enum>
-      </property>
-      <property name="lineWidth">
-       <number>0</number>
-      </property>
-      <property name="widgetResizable">
-       <bool>true</bool>
-      </property>
-      <widget class="QWidget" name="scrollAreaWidgetContents">
-       <property name="geometry">
-        <rect>
-         <x>0</x>
-         <y>0</y>
-         <width>700</width>
-         <height>517</height>
-        </rect>
+     <widget class="QWidget" name="widget" native="true">
+      <layout class="QVBoxLayout" name="verticalLayout_2">
+       <property name="spacing">
+        <number>0</number>
        </property>
-       <layout class="QVBoxLayout" name="verticalLayout_2"/>
-      </widget>
+       <property name="leftMargin">
+        <number>0</number>
+       </property>
+       <property name="topMargin">
+        <number>0</number>
+       </property>
+       <property name="rightMargin">
+        <number>0</number>
+       </property>
+       <property name="bottomMargin">
+        <number>0</number>
+       </property>
+       <item>
+        <widget class="QSplitter" name="splitter">
+         <property name="orientation">
+          <enum>Qt::Horizontal</enum>
+         </property>
+         <widget class="QTabWidget" name="tabWidget">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Preferred" vsizetype="Expanding">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="tabPosition">
+           <enum>QTabWidget::West</enum>
+          </property>
+          <property name="currentIndex">
+           <number>0</number>
+          </property>
+          <property name="documentMode">
+           <bool>false</bool>
+          </property>
+          <widget class="QWidget" name="bookmarkTab">
+           <attribute name="title">
+            <string>Bookmarks</string>
+           </attribute>
+           <layout class="QVBoxLayout" name="verticalLayout_3">
+            <property name="spacing">
+             <number>0</number>
+            </property>
+            <property name="leftMargin">
+             <number>2</number>
+            </property>
+            <property name="topMargin">
+             <number>2</number>
+            </property>
+            <property name="rightMargin">
+             <number>2</number>
+            </property>
+            <property name="bottomMargin">
+             <number>2</number>
+            </property>
+            <item>
+             <widget class="QTreeView" name="bookmarkView">
+              <property name="sizePolicy">
+               <sizepolicy hsizetype="Preferred" vsizetype="Expanding">
+                <horstretch>0</horstretch>
+                <verstretch>0</verstretch>
+               </sizepolicy>
+              </property>
+              <property name="headerHidden">
+               <bool>true</bool>
+              </property>
+             </widget>
+            </item>
+           </layout>
+          </widget>
+          <widget class="QWidget" name="pagesTab">
+           <attribute name="title">
+            <string>Pages</string>
+           </attribute>
+          </widget>
+         </widget>
+         <widget class="QScrollArea" name="scrollArea">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
+            <horstretch>10</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="widgetResizable">
+           <bool>true</bool>
+          </property>
+          <widget class="QWidget" name="scrollAreaWidgetContents">
+           <property name="geometry">
+            <rect>
+             <x>0</x>
+             <y>0</y>
+             <width>401</width>
+             <height>515</height>
+            </rect>
+           </property>
+          </widget>
+         </widget>
+        </widget>
+       </item>
+      </layout>
      </widget>
     </item>
    </layout>