[PATCH] Add support for remembering settings

[Tomaz Canabrava]

I'm not sure, but already asked dirk about this and he wanted to keep
things in dconf. Dirk?
 Em 27/04/2013 06:10, <amit.k.chaudhuri at gmail.com> escreveu:

> From: Amit Chaudhuri <amit.k.chaudhuri at gmail.com>
>
> Use QSettings to provide persistent storage of settings. For example, we
> store and restore the size of the MainWindow.
>
> We use the organisation name hohndel.org and keep subsurface as the
> application name.
>
> A section is specified for things to do with the MainWindow; other
> sections could be added e.g. for preferred units?
>
> Signed-off-by: Amit Chaudhuri <amit.k.chaudhuri at gmail.com>
> ---
>  qt-ui/mainwindow.cpp |   37 +++++++++++++++++++++++++++++++++++++
>  qt-ui/mainwindow.h   |    5 +++++
>  2 files changed, 42 insertions(+)
>
> diff --git a/qt-ui/mainwindow.cpp b/qt-ui/mainwindow.cpp
> index 8cdc601..0c6691a 100644
> --- a/qt-ui/mainwindow.cpp
> +++ b/qt-ui/mainwindow.cpp
> @@ -12,6 +12,8 @@
>  #include <QtDebug>
>  #include <QDateTime>
>  #include <QSortFilterProxyModel>
> +#include <QSettings>
> +#include <QCloseEvent>
>
>  #include "divelistview.h"
>  #include "starwidget.h"
> @@ -31,6 +33,7 @@ MainWindow::MainWindow() : ui(new Ui::MainWindow()),
>         ui->ListWidget->setModel(sortModel);
>
>         setWindowIcon(QIcon(":subsurface-icon"));
> +       readSettings();
>  }
>
>  void MainWindow::on_actionNew_triggered()
> @@ -138,6 +141,11 @@ void MainWindow::on_actionPreferences_triggered()
>  void MainWindow::on_actionQuit_triggered()
>  {
>         qDebug("actionQuit");
> +       if (unsaved_changes() && (askSaveChanges() == FALSE))
> +       {
> +               return;
> +       }
> +
>  }
>
>  void MainWindow::on_actionDownloadDC_triggered()
> @@ -284,3 +292,32 @@ bool MainWindow::askSaveChanges()
>         }
>         return false;
>  }
> +
> +void MainWindow::readSettings()
> +{
> +       QSettings settings("hohndel.org","subsurface");
> +
> +       /* note: section/key i.e. forward slash to separate */
> +       QSize sz = settings.value("MainWindow/size").value<QSize>();
> +       resize(sz);
> +}
> +
> +void MainWindow::writeSettings()
> +{
> +       QSettings settings("hohndel.org","subsurface");
> +       settings.beginGroup("MainWindow");
> +       settings.setValue("size",size());
> +       settings.endGroup();
> +       /* other groups here; avoid '/' and '\' in keys with setValue(...)
> please */
> +}
> +
> +void MainWindow::closeEvent(QCloseEvent *event)
> +{
> +       if (unsaved_changes() && (askSaveChanges() == FALSE))
> +       {
> +               event->ignore();
> +               return;
> +       }
> +       event->accept();
> +       writeSettings();
> +}
> \ No newline at end of file
> diff --git a/qt-ui/mainwindow.h b/qt-ui/mainwindow.h
> index fdb100c..eece91a 100644
> --- a/qt-ui/mainwindow.h
> +++ b/qt-ui/mainwindow.h
> @@ -66,12 +66,17 @@ private Q_SLOTS:
>         void on_actionAboutSubsurface_triggered();
>         void on_actionUserManual_triggered();
>
> +protected:
> +       void closeEvent(QCloseEvent *);
> +
>  private:
>         Ui::MainWindow *ui;
>         DiveTripModel *model;
>         QSortFilterProxyModel *sortModel;
>         QString filter();
>         bool askSaveChanges();
> +       void readSettings();
> +       void writeSettings();
>
>  };
>
> --
> 1.7.10.4
>
> _______________________________________________
> subsurface mailing list
> subsurface at hohndel.org
> http://lists.hohndel.org/cgi-bin/mailman/listinfo/subsurface
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.hohndel.org/pipermail/subsurface/attachments/20130427/a15cd2d7/attachment.html>