UI tweaks for Installation dialog - 1. Show destination selection only when installing apps, 2. Update available disk space after each package is processed, 3. Disable destination selection once start button has been clicked

3 files changed, 62 insertions, 13 deletions

diff --git a/noncore/settings/packagemanager/installdlg.cpp b/noncore/settings/packagemanager/installdlg.cpp
index 945dfed..781f8f5 100644
--- a/noncore/settings/packagemanager/installdlg.cpp
+++ b/noncore/settings/packagemanager/installdlg.cpp
@@ -21,24 +21,25 @@ _;:,   .>  :=|.         This file is free software; you can
 :   = ...= . :.=-        You should have received a copy of the GNU
 -.  .:....=;==+<;          General Public License along with this file;
  -_. . .  )=. =           see the file COPYING. If not, write to the
   --    :-=`           Free Software Foundation, Inc.,
                              59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #include "installdlg.h"
 
 #include <opie2/ofiledialog.h>
+#include <opie2/oprocess.h>
 
 #include <qpe/fileselector.h>
 #include <qpe/resource.h>
 #include <qpe/storage.h>
 
 #include <qapplication.h>
 #include <qcombobox.h>
 #include <qfileinfo.h>
 #include <qgroupbox.h>
 #include <qlabel.h>
 #include <qlayout.h>
 #include <qmap.h>
@@ -48,24 +49,25 @@ _;:,   .>  :=|.         This file is free software; you can
 #include <sys/vfs.h>
 
 #include "opackagemanager.h"
 
 InstallDlg::InstallDlg( QWidget *parent, OPackageManager *pm, const QString &caption, bool showDestInfo,
                         OPackage::Command command1, const QStringList &packages1,
                         OPackage::Command command2, const QStringList &packages2,
                         OPackage::Command command3, const QStringList &packages3 )
     : QWidget( 0x0 )
     , m_packman( pm )
     , m_numCommands( 0 )
     , m_currCommand( 0 )
+    , m_destItem( 0x0 )
 {
     // Save command/package list information
     if ( command1 != OPackage::NotDefined )
     {
         m_command[ m_numCommands ] = command1;
         m_packages[ m_numCommands ] = packages1;
         ++m_numCommands;
     }
     if ( command2 != OPackage::NotDefined )
     {
         m_command[ m_numCommands ] = command2;
         m_packages[ m_numCommands ] = packages2;
@@ -154,44 +156,41 @@ InstallDlg::InstallDlg( QWidget *parent, OPackageManager *pm, const QString &cap
                 lineStr.append( QString( "\t%1\n" ).arg( ( *it ) ) );
             }
 
             m_output->append( lineStr );
         }
     }
 
     m_output->append( tr( "Press the start button to begin.\n" ) );
     m_output->setCursorPosition( m_output->numLines(), 0 );
 
 }
 
-InstallDlg::~InstallDlg()
-{
-}
-
 void InstallDlg::slotDisplayAvailSpace( const QString &destination )
 {
     // If available space is not displayed, exit
     if ( !m_availSpace )
         return;
 
     QString space = tr( "Unknown" );
 
     // Get destination
-    OConfItem *dest = m_packman->findConfItem( OConfItem::Destination, destination );
+    if ( !destination.isNull() )
+        m_destItem = m_packman->findConfItem( OConfItem::Destination, destination );
 
-    if ( dest )
+    if ( m_destItem )
     {
         // Calculate available space
         struct statfs fs;
-        if ( !statfs( dest->value(), &fs ) )
+        if ( !statfs( m_destItem->value(), &fs ) )
         {
             long mult = fs.f_bsize / 1024;
             long div = 1024 / fs.f_bsize;
 
             if ( !mult ) mult = 1;
             if ( !div ) div = 1;
             long avail = fs.f_bavail * mult / div;
 
             space = tr( "%1 Kb" ).arg( avail );
         }
     }
 
@@ -211,45 +210,82 @@ void InstallDlg::slotBtnStart()
         m_btnStart->setText( tr( "Close" ) );
         m_btnStart->setIconSet( Resource::loadPixmap( "enter" ) );
         return;
     }
     else if ( btnText == tr( "Close" ) )
     {
         // TODO - force reload of package data
         emit closeInstallDlg();
         return;
     }
 
     // Start was clicked, start executing
+    QString dest;
+    if ( m_destination )
+    {
+        dest = m_destination->currentText();
+        m_destination->setEnabled( false );
+    }
+    
     m_btnOptions->setEnabled( false );
     if ( m_numCommands > 1 )
     {
         m_btnStart->setText( tr( "Abort" ) );
         m_btnStart->setIconSet( Resource::loadPixmap( "close" ) );
     }
     else
     {
         m_btnStart->setEnabled( false );
     }
 
-    QString dest;
-    if ( m_destination )
-        dest = m_destination->currentText();
-
     for ( m_currCommand = 0; m_currCommand < m_numCommands; m_currCommand++ )
     {
         // Execute next command
         m_packman->executeCommand( m_command[ m_currCommand ], m_packages[ m_currCommand ], dest,
                                    this, SLOT(slotOutput(char*)), true );
     }
+    slotProcessDone(0l);
+
+    // Get destination
+/*
+    if ( dest == "root" )
+    {
+        slotProcessDone(0l);
+        return;
+    }
+
+    m_destItem = m_packman->findConfItem( OConfItem::Destination, dest );
+    if ( m_destItem )
+    {
+        QString path = m_destItem->value();
+        Opie::Core::OProcess *process = new Opie::Core::OProcess( this, "ipkg-link process" );
+        connect( process, SIGNAL(processExited(Opie::Core::OProcess*)),
+                 this, SLOT(slotProcessDone(Opie::Core::OProcess*)) );
+
+        *process << "ipkg-link" << "mount" << path;
+        if ( !process->start( Opie::Core::OProcess::NotifyOnExit,
+                              Opie::Core::OProcess::NoCommunication ) )
+            slotProcessDone( 0l );
+        m_output->append( tr( "Starting ipkg-link to link installed applications." ) );
+        m_output->setCursorPosition( m_output->numLines(), 0 );
+    }
+*/
+}
+
+void InstallDlg::slotProcessDone( Opie::Core::OProcess *proc )
+{
+    delete proc;
+
+    m_output->append( tr( "The package linking is done." ) );
+    m_output->setCursorPosition( m_output->numLines(), 0 );
 
     // All commands executed, allow user to close dialog
     m_btnStart->setEnabled( true );
     m_btnStart->setText( tr( "Close" ) );
     m_btnStart->setIconSet( Resource::loadPixmap( "enter" ) );
 
     m_btnOptions->setEnabled( true );
     m_btnOptions->setText( tr( "Save output" ) );
     m_btnOptions->setIconSet( Resource::loadPixmap( "save" ) );
 }
 
 void InstallDlg::slotBtnOptions()
@@ -285,13 +321,16 @@ void InstallDlg::slotBtnOptions()
 }
 
 void InstallDlg::slotOutput( char *msg )
 {
     // Allow processing of other events
     qApp->processEvents();
 
     QString lineStr = msg;
     if ( lineStr[lineStr.length()-1] == '\n' )
         lineStr.truncate( lineStr.length() - 1 );
     m_output->append( lineStr );
     m_output->setCursorPosition( m_output->numLines(), 0 );
+    
+    // Update available space
+    slotDisplayAvailSpace( QString::null );
 }
diff --git a/noncore/settings/packagemanager/installdlg.h b/noncore/settings/packagemanager/installdlg.h
index cddc911..f45c17c 100644
--- a/noncore/settings/packagemanager/installdlg.h
+++ b/noncore/settings/packagemanager/installdlg.h
@@ -30,59 +30,69 @@ _;:,   .>  :=|.         This file is free software; you can
 #ifndef INSTALLDLG_H
 #define INSTALLDLG_H
 
 #include <qwidget.h>
 
 #include "opackage.h"
 
 class QComboBox;
 class QLabel;
 class QMultiLineEdit;
 class QPushButton;
 
+class OConfItem;
 class OPackageManager;
 
+namespace Opie
+{
+    namespace Core
+    {
+        class OProcess;
+    }
+}
+
 class InstallDlg : public QWidget
 {
     Q_OBJECT
 
 public:
     InstallDlg( QWidget *parent = 0x0, OPackageManager *pm = 0x0, const QString &caption = QString::null,
                 bool showDestInfo = true,
                 OPackage::Command command1 = OPackage::NotDefined,
                 const QStringList &packages1 = QStringList(),
                 OPackage::Command command2 = OPackage::NotDefined,
                 const QStringList &packages2 = QStringList(),
                 OPackage::Command command3 = OPackage::NotDefined,
                 const QStringList &packages3 = QStringList() );
-    ~InstallDlg();
 
 private:
     OPackageManager *m_packman;     // Pointer to application instance of package manager
 
     // UI controls
     QComboBox       *m_destination; // Destination selection list
     QLabel          *m_availSpace;  // Text label to display available space on selected destination
     QMultiLineEdit  *m_output;      // Multi-line edit to display status
     QPushButton     *m_btnStart;    // Start/abort/close button
     QPushButton     *m_btnOptions;  // Installation options button
 
     // Commands and packages to execute
     int               m_numCommands; // Number of commands to be executed
     int               m_currCommand; // Number of currently executing command
     OPackage::Command m_command[3];  // List of commands to be executed
     QStringList       m_packages[3]; // Lists of package names associated to commands (m_command[])
+    OConfItem        *m_destItem;    // Pointer to destination for package installation
 
 private slots:
     // UI control slots
     void slotDisplayAvailSpace( const QString &destination );
     void slotBtnStart();
     void slotBtnOptions();
+    void slotProcessDone( Opie::Core::OProcess *proc );
 
     // Execution slots
     void slotOutput( char *msg );
 
 signals:
     void closeInstallDlg();
 };
 
 #endif
diff --git a/noncore/settings/packagemanager/mainwindow.cpp b/noncore/settings/packagemanager/mainwindow.cpp
index 5e15874..459a75b 100644
--- a/noncore/settings/packagemanager/mainwindow.cpp
+++ b/noncore/settings/packagemanager/mainwindow.cpp
@@ -522,25 +522,25 @@ void MainWindow::slotApply()
     // Send command only if there are packages to process
     OPackage::Command removeCmd = OPackage::NotDefined;
     if ( !removeList.isEmpty() )
         removeCmd = OPackage::Remove;
     OPackage::Command installCmd = OPackage::NotDefined;
     if ( !installList.isEmpty() )
         installCmd = OPackage::Install;
     OPackage::Command upgradeCmd = OPackage::NotDefined;
     if ( !upgradeList.isEmpty() )
         upgradeCmd = OPackage::Upgrade;
 
     // Create package manager output widget
-    InstallDlg *dlg = new InstallDlg( this, &m_packman, tr( "Apply changes" ), true,
+    InstallDlg *dlg = new InstallDlg( this, &m_packman, tr( "Apply changes" ), !installList.isEmpty(),
                                       removeCmd, removeList,
                                       installCmd, installList,
                                       upgradeCmd, upgradeList );
     connect( dlg, SIGNAL(closeInstallDlg()), this, SLOT(slotCloseDlg()) );
 
     // Display widget
     m_widgetStack.addWidget( dlg, 3 );
     m_widgetStack.raiseWidget( dlg );
 }
 
 void MainWindow::slotInstallLocal()
 {