Persist size and treeview header state in preview dialog

- renamed variable m_headerState
 - renamed PreviewSelect class to PreviewSelectDialog
 - renamed previewselect files to previewselectdialog

src/base/preferences.cpp

@@ -59,9 +59,7 @@
 
 Preferences *Preferences::m_instance = 0;
 
-Preferences::Preferences()
-{
-}
+Preferences::Preferences() {}
 
 Preferences *Preferences::instance()
 {
@@ -195,7 +193,6 @@ void Preferences::setCloseToTray(bool b)
 {
     setValue("Preferences/General/CloseToTray", b);
 }
-
 #endif
 
 bool Preferences::isToolbarDisplayed() const
@@ -267,7 +264,6 @@ void Preferences::setWinStartup(bool b)
         settings.remove("qBittorrent");
     }
 }
-
 #endif
 
 // Downloads
@@ -744,7 +740,6 @@ void Preferences::useSystemIconTheme(bool enabled)
 {
     setValue("Preferences/Advanced/useSystemIconTheme", enabled);
 }
-
 #endif
 
 bool Preferences::recursiveDownloadDisabled() const
@@ -983,7 +978,6 @@ void Preferences::setMagnetLinkAssoc(bool set)
 
     SHChangeNotify(SHCNE_ASSOCCHANGED, SHCNF_IDLIST, 0, 0);
 }
-
 #endif
 
 #ifdef Q_OS_MAC
@@ -1040,7 +1034,6 @@ void Preferences::setMagnetLinkAssoc()
     CFStringRef myBundleId = CFBundleGetIdentifier(CFBundleGetMainBundle());
     LSSetDefaultHandlerForURLScheme(magnetUrlScheme, myBundleId);
 }
-
 #endif
 
 int Preferences::getTrackerPort() const
@@ -1063,7 +1056,6 @@ void Preferences::setUpdateCheckEnabled(bool enabled)
 {
     setValue("Preferences/Advanced/updateCheck", enabled);
 }
-
 #endif
 
 bool Preferences::confirmTorrentDeletion() const
@@ -1106,7 +1098,6 @@ void Preferences::setTrayIconStyle(TrayIcon::Style style)
 {
     setValue("Preferences/Advanced/TrayIconStyle", style);
 }
-
 #endif
 
 // Stuff that don't appear in the Options GUI but are saved
@@ -1468,9 +1459,10 @@ void Preferences::upgrade()
     QStringList labels = value("TransferListFilters/customLabels").toStringList();
     if (!labels.isEmpty()) {
         QVariantMap categories = value("BitTorrent/Session/Categories").toMap();
-        foreach (const QString &label, labels)
+        foreach (const QString &label, labels) {
             if (!categories.contains(label))
                 categories[label] = "";
+        }
         setValue("BitTorrent/Session/Categories", categories);
         SettingsStorage::instance()->removeValue("TransferListFilters/customLabels");
     }

src/gui/CMakeLists.txt

@@ -50,7 +50,7 @@ mainwindow.h
 messageboxraised.h
 optionsdlg.h
 previewlistdelegate.h
-previewselect.h
+previewselectdialog.h
 scanfoldersdelegate.h
 shutdownconfirmdlg.h
 speedlimitdlg.h
@@ -93,7 +93,7 @@ loglistwidget.cpp
 mainwindow.cpp
 messageboxraised.cpp
 optionsdlg.cpp
-previewselect.cpp
+previewselectdialog.cpp
 scanfoldersdelegate.cpp
 shutdownconfirmdlg.cpp
 speedlimitdlg.cpp
@@ -133,7 +133,7 @@ mainwindow.ui
 about.ui
 banlistoptions.ui
 cookiesdialog.ui
-preview.ui
+previewselectdialog.ui
 login.ui
 downloadfromurldlg.ui
 bandwidth_limit.ui

src/gui/gui.pri

@@ -21,7 +21,6 @@ HEADERS += \
     $$PWD/statusbar.h \
     $$PWD/speedlimitdlg.h \
     $$PWD/about_imp.h \
-    $$PWD/previewselect.h \
     $$PWD/previewlistdelegate.h \
     $$PWD/downloadfromurldlg.h \
     $$PWD/trackerlogin.h \
@@ -62,6 +61,7 @@ HEADERS += \
     $$PWD/rss/htmlbrowser.h \
     $$PWD/fspathedit.h \
     $$PWD/fspathedit_p.h \
+    $$PWD/previewselectdialog.h \
 
 SOURCES += \
     $$PWD/mainwindow.cpp \
@@ -77,7 +77,6 @@ SOURCES += \
     $$PWD/torrentcontenttreeview.cpp \
     $$PWD/executionlog.cpp \
     $$PWD/speedlimitdlg.cpp \
-    $$PWD/previewselect.cpp \
     $$PWD/guiiconprovider.cpp \
     $$PWD/updownratiodlg.cpp \
     $$PWD/loglistwidget.cpp \
@@ -114,7 +113,8 @@ SOURCES += \
     $$PWD/rss/automatedrssdownloader.cpp \
     $$PWD/rss/htmlbrowser.cpp \
     $$PWD/fspathedit.cpp \
-    $$PWD/fspathedit_p.cpp
+    $$PWD/fspathedit_p.cpp \
+    $$PWD/previewselectdialog.cpp \
 
 win32|macx {
     HEADERS += $$PWD/programupdater.h
@@ -129,7 +129,7 @@ macx {
 FORMS += \
     $$PWD/mainwindow.ui \
     $$PWD/about.ui \
-    $$PWD/preview.ui \
+    $$PWD/previewselectdialog.ui \
     $$PWD/login.ui \
     $$PWD/downloadfromurldlg.ui \
     $$PWD/bandwidth_limit.ui \

src/gui/previewlistdelegate.h

@@ -39,7 +39,7 @@
 #include <QApplication>
 #include "base/utils/misc.h"
 #include "base/utils/string.h"
-#include "previewselect.h"
+#include "previewselectdialog.h"
 
 #ifdef Q_OS_WIN
 #include <QProxyStyle>
@@ -58,11 +58,11 @@ class PreviewListDelegate: public QItemDelegate {
       QStyleOptionViewItem opt = QItemDelegate::setOptions(index, option);
 
       switch(index.column()) {
-        case PreviewSelect::SIZE:
+        case PreviewSelectDialog::SIZE:
           QItemDelegate::drawBackground(painter, opt, index);
           QItemDelegate::drawDisplay(painter, opt, option.rect, Utils::Misc::friendlyUnit(index.data().toLongLong()));
           break;
-        case PreviewSelect::PROGRESS:{
+        case PreviewSelectDialog::PROGRESS:{
           QStyleOptionProgressBar newopt;
           qreal progress = index.data().toDouble()*100.;
           newopt.rect = opt.rect;

src/gui/previewselectdialog.cpp

@@ -26,7 +26,7 @@
  * exception statement from your version.
  */
 
-#include "previewselect.h"
+#include "previewselectdialog.h"
 
 #include <QFile>
 #include <QHeaderView>
@@ -40,15 +40,19 @@
 #include "base/utils/misc.h"
 #include "previewlistdelegate.h"
 
-PreviewSelect::PreviewSelect(QWidget* parent, BitTorrent::TorrentHandle *const torrent)
+#define SETTINGS_KEY(name) "PreviewSelectDialog/" name
+
+PreviewSelectDialog::PreviewSelectDialog(QWidget *parent, BitTorrent::TorrentHandle *const torrent)
     : QDialog(parent)
     , m_torrent(torrent)
+    , m_storeDialogSize(SETTINGS_KEY("Dimension"))
+    , m_storeTreeHeaderState(SETTINGS_KEY("HeaderState"))
 {
     setupUi(this);
     setAttribute(Qt::WA_DeleteOnClose);
 
     buttonBox->button(QDialogButtonBox::Ok)->setText(tr("Preview"));
-    connect(buttonBox, &QDialogButtonBox::accepted, this, &PreviewSelect::previewButtonClicked);
+    connect(buttonBox, &QDialogButtonBox::accepted, this, &PreviewSelectDialog::previewButtonClicked);
     connect(buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
 
     Preferences *const pref = Preferences::instance();
@@ -69,7 +73,6 @@ PreviewSelect::PreviewSelect(QWidget* parent, BitTorrent::TorrentHandle *const t
     previewList->hideColumn(FILE_INDEX);
     m_listDelegate = new PreviewListDelegate(this);
     previewList->setItemDelegate(m_listDelegate);
-    previewList->header()->resizeSection(0, 200);
     previewList->setAlternatingRowColors(pref->useAlternatingRowColors());
     // Fill list in
     QVector<qreal> fp = torrent->filesProgress();
@@ -98,6 +101,9 @@ PreviewSelect::PreviewSelect(QWidget* parent, BitTorrent::TorrentHandle *const t
     previewList->header()->setSortIndicator(0, Qt::AscendingOrder);
     previewList->selectionModel()->select(m_previewListModel->index(0, NAME), QItemSelectionModel::Select | QItemSelectionModel::Rows);
 
+    // Restore dialog state
+    loadWindowState();
+
     if (m_previewListModel->rowCount() == 1) {
         qDebug("Torrent file only contains one file, no need to display selection dialog before preview");
         // Only one file : no choice
@@ -109,14 +115,15 @@ PreviewSelect::PreviewSelect(QWidget* parent, BitTorrent::TorrentHandle *const t
     }
 }
 
-PreviewSelect::~PreviewSelect()
+PreviewSelectDialog::~PreviewSelectDialog()
 {
+    saveWindowState();
+
     delete m_previewListModel;
     delete m_listDelegate;
 }
 
-
-void PreviewSelect::previewButtonClicked()
+void PreviewSelectDialog::previewButtonClicked()
 {
     QModelIndexList selectedIndexes = previewList->selectionModel()->selectedRows(FILE_INDEX);
     if (selectedIndexes.size() == 0) return;
@@ -135,3 +142,36 @@ void PreviewSelect::previewButtonClicked()
 
     accept();
 }
+
+void PreviewSelectDialog::saveWindowState()
+{
+    // Persist dialog size
+    m_storeDialogSize = this->size();
+    // Persist TreeView Header state
+    m_storeTreeHeaderState = previewList->header()->saveState();
+}
+
+void PreviewSelectDialog::loadWindowState()
+{
+    // Restore dialog size
+    if (m_storeDialogSize.value().isValid()) {
+        resize(m_storeDialogSize);
+    }
+    // Restore TreeView Header state
+    if (!m_storeTreeHeaderState.value().isEmpty()) {
+        m_headerStateInitialized = previewList->header()->restoreState(m_storeTreeHeaderState);
+    }
+}
+
+void PreviewSelectDialog::showEvent(QShowEvent *event)
+{
+    Q_UNUSED(event);
+
+    // Default size, have to be called after show(), because width is needed
+    // Set Name column width to 60% of TreeView
+    if (!m_headerStateInitialized) {
+        int nameSize = (previewList->size().width() * 0.6);
+        previewList->header()->resizeSection(0, nameSize);
+        m_headerStateInitialized = true;
+    }
+}

src/gui/previewselectdialog.h

@@ -26,20 +26,21 @@
  * exception statement from your version.
  */
 
-#ifndef PREVIEWSELECT_H
-#define PREVIEWSELECT_H
+#ifndef PREVIEWSELECTDIALOG_H
+#define PREVIEWSELECTDIALOG_H
 
 #include <QDialog>
 #include <QList>
 
 #include "base/bittorrent/torrenthandle.h"
-#include "ui_preview.h"
+#include "base/settingvalue.h"
+#include "ui_previewselectdialog.h"
 
 class QStandardItemModel;
 
 class PreviewListDelegate;
 
-class PreviewSelect : public QDialog, private Ui::preview
+class PreviewSelectDialog : public QDialog, private Ui::preview
 {
     Q_OBJECT
 
@@ -54,19 +55,30 @@ public:
         NB_COLUMNS
     };
 
-    PreviewSelect(QWidget* parent, BitTorrent::TorrentHandle *const torrent);
-    ~PreviewSelect();
+    PreviewSelectDialog(QWidget *parent, BitTorrent::TorrentHandle *const torrent);
+    ~PreviewSelectDialog();
 
 signals:
     void readyToPreviewFile(QString) const;
 
+protected:
+    void showEvent(QShowEvent *event) override;
+
 private slots:
     void previewButtonClicked();
 
 private:
+    void loadWindowState();
+    void saveWindowState();
+
     QStandardItemModel *m_previewListModel;
     PreviewListDelegate *m_listDelegate;
     BitTorrent::TorrentHandle *const m_torrent;
+    bool m_headerStateInitialized = false;
+
+    // Settings
+    CachedSettingValue<QSize> m_storeDialogSize;
+    CachedSettingValue<QByteArray> m_storeTreeHeaderState;
 };
 
-#endif // PREVIEWSELECT_H
+#endif // PREVIEWSELECTDIALOG_H

src/gui/transferlistwidget.cpp

@@ -54,7 +54,7 @@
 #include "guiiconprovider.h"
 #include "mainwindow.h"
 #include "optionsdlg.h"
-#include "previewselect.h"
+#include "previewselectdialog.h"
 #include "speedlimitdlg.h"
 #include "torrentmodel.h"
 #include "transferlistdelegate.h"
@@ -563,7 +563,7 @@ void TransferListWidget::previewSelectedTorrents()
 {
     foreach (BitTorrent::TorrentHandle *const torrent, getSelectedTorrents()) {
         if (torrent->hasMetadata())
-            new PreviewSelect(this, torrent);
+            new PreviewSelectDialog(this, torrent);
     }
 }