Polish Preview window. Closes #908.

src/preview.ui

@@ -51,15 +51,22 @@
       </size>
      </property>
      <property name="text">
-      <string>The following files support previewing, &lt;br&gt;please select one of them:</string>
+      <string>The following files support previewing, please select one of them:</string>
      </property>
      <property name="alignment">
       <set>Qt::AlignBottom|Qt::AlignLeading|Qt::AlignLeft</set>
      </property>
+     <property name="wordWrap">
+      <bool>true</bool>
+     </property>
     </widget>
    </item>
    <item>
-    <widget class="QTreeView" name="previewList"/>
+    <widget class="QTreeView" name="previewList">
+     <property name="sortingEnabled">
+      <bool>true</bool>
+     </property>
+    </widget>
    </item>
    <item>
     <layout class="QHBoxLayout">

src/previewlistdelegate.h

@@ -36,11 +36,14 @@
 #include <QStyleOptionViewItemV2>
 #include <QModelIndex>
 #include <QPainter>
-#include <QProgressBar>
 #include <QApplication>
 #include "misc.h"
 #include "previewselect.h"
 
+#ifdef Q_WS_WIN
+  #include <QPlastiqueStyle>
+#endif
+
 class PreviewListDelegate: public QItemDelegate {
   Q_OBJECT
 
@@ -59,16 +62,24 @@ class PreviewListDelegate: public QItemDelegate {
           QItemDelegate::drawDisplay(painter, opt, option.rect, misc::friendlyUnit(index.data().toLongLong()));
           break;
         case PreviewSelect::PROGRESS:{
-          qreal progress = index.data().toDouble()*100.;
           QStyleOptionProgressBarV2 newopt;
+          qreal progress = index.data().toDouble()*100.;
           newopt.rect = opt.rect;
-          newopt.text = QString(QByteArray::number(progress, 'f', 1))+QString::fromUtf8("%");
+          /* HACK because QString rounds up. Eg QString::number(0.999*100.0, 'f' ,1) == 99.9
+          ** but QString::number(0.9999*100.0, 'f' ,1) == 100.0 */
+          newopt.text = QString::number((int)(progress*10)/10.0, 'f', 1)+"%";
           newopt.progress = (int)progress;
           newopt.maximum = 100;
           newopt.minimum = 0;
           newopt.state |= QStyle::State_Enabled;
           newopt.textVisible = true;
+  #ifndef Q_WS_WIN
           QApplication::style()->drawControl(QStyle::CE_ProgressBar, &newopt, painter);
+  #else
+          // XXX: To avoid having the progress text on the right of the bar
+          QPlastiqueStyle st;
+          st.drawControl(QStyle::CE_ProgressBar, &newopt, painter, 0);
+  #endif
           break;
         }
         default:

src/previewselect.cpp

@@ -40,12 +40,14 @@
 #include "previewlistdelegate.h"
 #include "previewselect.h"
 #include "fs_utils.h"
+#include "preferences.h"
 
 PreviewSelect::PreviewSelect(QWidget* parent, QTorrentHandle h): QDialog(parent), h(h) {
   setupUi(this);
   setAttribute(Qt::WA_DeleteOnClose);
+  Preferences pref;
   // Preview list
-  previewListModel = new QStandardItemModel(0, 3);
+  previewListModel = new QStandardItemModel(0, NB_COLUMNS);
   previewListModel->setHeaderData(NAME, Qt::Horizontal, tr("Name"));
   previewListModel->setHeaderData(SIZE, Qt::Horizontal, tr("Size"));
   previewListModel->setHeaderData(PROGRESS, Qt::Horizontal, tr("Progress"));
@@ -53,6 +55,7 @@ PreviewSelect::PreviewSelect(QWidget* parent, QTorrentHandle h): QDialog(parent)
   listDelegate = new PreviewListDelegate(this);
   previewList->setItemDelegate(listDelegate);
   previewList->header()->resizeSection(0, 200);
+  previewList->setAlternatingRowColors(pref.useAlternatingRowColors());
   // Fill list in
   std::vector<libtorrent::size_type> fp;
   h.file_progress(fp);
@@ -71,14 +74,15 @@ PreviewSelect::PreviewSelect(QWidget* parent, QTorrentHandle h): QDialog(parent)
       indexes << i;
     }
   }
-  previewList->selectionModel()->select(previewListModel->index(0, NAME), QItemSelectionModel::Select);
-  previewList->selectionModel()->select(previewListModel->index(0, SIZE), QItemSelectionModel::Select);
-  previewList->selectionModel()->select(previewListModel->index(0, PROGRESS), QItemSelectionModel::Select);
+
   if (!previewListModel->rowCount()) {
     QMessageBox::critical(0, tr("Preview impossible"), tr("Sorry, we can't preview this file"));
     close();
   }
   connect(this, SIGNAL(readyToPreviewFile(QString)), parent, SLOT(previewFile(QString)));
+  previewListModel->sort(NAME);
+  previewList->header()->setSortIndicator(0, Qt::AscendingOrder);
+
   if (previewListModel->rowCount() == 1) {
     qDebug("Torrent file only contains one file, no need to display selection dialog before preview");
     // Only one file : no choice

src/previewselect.h

@@ -46,7 +46,7 @@ class PreviewSelect: public QDialog, private Ui::preview {
   Q_OBJECT
 
 public:
-  enum PreviewColumn { NAME, SIZE, PROGRESS };
+  enum PreviewColumn { NAME, SIZE, PROGRESS, NB_COLUMNS };
 
 public:
   PreviewSelect(QWidget* parent, QTorrentHandle h);