Extremely improved table update

5 files changed, 109 insertions, 70 deletions

diff --git a/core/pim/addressbook/abtable.cpp b/core/pim/addressbook/abtable.cpp
index e333b17..00335ae 100644
--- a/core/pim/addressbook/abtable.cpp
+++ b/core/pim/addressbook/abtable.cpp
@@ -120,13 +120,14 @@ void AbPickItem::setContentFromEditor( QWidget *w )
 AbTable::AbTable( const QValueList<int> order, QWidget *parent, const char *name )
         : QTable( parent, name ),
           lastSortCol( -1 ),
           asc( TRUE ),
           intFields( order ),
           enablePainting( true ),
-          columnVisible( true )
+          columnVisible( true ),
+          countNested( 0 )
 {
         qWarning("C'tor start");
 
         setSelectionMode( NoSelection );
         init();
         setSorting( TRUE );
@@ -159,38 +160,39 @@ void AbTable::setContacts( const OContactAccess::List& viewList )
         qWarning("AbTable::setContacts()");
 
         clear();
         m_viewList = viewList;
 
         setSorting( false );
-        setUpdatesEnabled( FALSE );
+        setPaintingEnabled( FALSE );
         
         OContactAccess::List::Iterator it;
         setNumRows( m_viewList.count() );
         int row = 0;
         for ( it = m_viewList.begin(); it != m_viewList.end(); ++it )
                 insertIntoTable( *it, row++ );
         
-        setUpdatesEnabled( TRUE );
-
         setSorting( true );
 
         resort();
 
         updateVisible();
 
+        setPaintingEnabled( TRUE );
+
 }
 
 bool AbTable::selectContact( int UID )
 {
         qWarning( "AbTable::selectContact( %d )", UID );
         int rows = numRows();
         AbTableItem *abi;
         OContact* foundContact = 0l;
         bool found = false;
 
+        setPaintingEnabled( FALSE );
         for ( int r = 0; r < rows; ++r ) {
                 abi = static_cast<AbTableItem*>( item(r, 0) );
                 foundContact = &contactList[abi];
                 if ( foundContact -> uid() == UID ){
                         ensureCellVisible( r, 0 );
                         setCurrentCell( r, 0 );
@@ -201,18 +203,20 @@ bool AbTable::selectContact( int UID )
 
         if ( !found ){
                 ensureCellVisible( 0,0 );
                 setCurrentCell( 0, 0 );
         }
 
+        setPaintingEnabled( TRUE );
+
         return true;
 }
 
 void AbTable::insertIntoTable( const OContact& cnt, int row )
 {
-        // qWarning( "void AbTable::insertIntoTable( const OContact& cnt, %d )", row );
+        qWarning( "void AbTable::insertIntoTable( const OContact& cnt, %d )", row );
         QString strName,
                 strContact;
         
         strName = findContactName( cnt );
         strContact = findContactContact( cnt, row );
         
@@ -248,19 +252,21 @@ void AbTable::columnClicked( int col )
         resort();
 }
 
 void AbTable::resort()
 {
         qWarning( "void AbTable::resort()" );
+        setPaintingEnabled( FALSE );
         if ( sorting() ) {
                 if ( lastSortCol == -1 )
                         lastSortCol = 0;
                 sortColumn( lastSortCol, asc, TRUE );
                 //QMessageBox::information( this, "resort", "resort" );
                 updateVisible();
         }
+        setPaintingEnabled( TRUE );
 }
 
 OContact AbTable::currentEntry()
 {
         qWarning( "OContact AbTable::currentEntry()" );
         OContact cnt;
@@ -279,36 +285,41 @@ int AbTable::currentEntry_UID()
 }
 
 void AbTable::clear()
 {
         qWarning( "void AbTable::clear()" );
         contactList.clear();
+
+        setPaintingEnabled( FALSE );
         for ( int r = 0; r < numRows(); ++r ) {
                 for ( int c = 0; c < numCols(); ++c ) {
                         if ( cellWidget( r, c ) )
                                 clearCellWidget( r, c );
                         clearCell( r, c );
                 }
         }
         setNumRows( 0 );
+        setPaintingEnabled( TRUE );
 }
 
 // Refresh updates column 2 if the contactsettings changed
 void AbTable::refresh()
 {
         qWarning( "void AbTable::refresh()" );
         int rows = numRows();
         QString value;
         AbTableItem *abi;
 
+        setPaintingEnabled( FALSE );
         for ( int r = 0; r < rows; ++r ) {
                 abi = static_cast<AbTableItem*>( item(r, 0) );
                 value = findContactContact( contactList[abi], r );
                 static_cast<AbTableItem*>( item(r, 1) )->setItem( value, abi->text() );
         }
         resort();
+        setPaintingEnabled( TRUE );
 }
 
 void AbTable::keyPressEvent( QKeyEvent *e )
 {
         char key = toupper( e->ascii() );
         
@@ -451,24 +462,28 @@ void QTable::paintEmptyArea( QPainter *p, int cx, int cy, int cw, int ch )
 void AbTable::fitColumns()
 {
         qWarning( "void AbTable::fitColumns()" );
         int contentsWidth = visibleWidth() / 2; // :SX Why too low
         // Fix to better value
         // contentsWidth = 130; 
+
+        setPaintingEnabled( FALSE );
         
         if ( columnVisible == false ){
                 showColumn(0);
                 columnVisible = true;
         }
         
         qWarning("Width: %d", contentsWidth);
 
         setColumnWidth( 0, contentsWidth );
         adjustColumn(1);
         if ( columnWidth(1) < contentsWidth )
                 setColumnWidth( 1, contentsWidth );
+
+        setPaintingEnabled( TRUE );
 }
 
 void AbTable::show()
 {
         qWarning( "void AbTable::show()" );
         realignTable();
@@ -530,23 +545,25 @@ QStringList AbTable::choiceSelection(int /*index*/) const
 
 
 
 
 void AbTable::updateVisible()
 {
+        qWarning("void AbTable::updateVisible()");
+
         int visible,
                 totalRows,
                 row,
                 selectedRow = 0;
                 
         visible = 0;
         
-        realignTable();
-
         setPaintingEnabled( FALSE );
 
+        realignTable();
+
         totalRows = numRows();
         for ( row = 0; row < totalRows; row++ ) {
                 if ( rowHeight(row) == 0 ) {
                         showRow( row );
                         adjustRow( row );
                         if ( isSelected( row,0 ) || isSelected( row,1 ) )
@@ -566,23 +583,39 @@ void AbTable::updateVisible()
 
 }
 
 
 void AbTable::setPaintingEnabled( bool e )
 {
-        if ( e != enablePainting ) {
-                if ( !enablePainting ) {
+        qWarning("IN void AbTable::setPaintingEnabled( %d )->Nested: %d", e, countNested );
+
+        if ( e ) {
+                if ( countNested > 0 )
+                        --countNested;
+                if ( ! countNested ){
+                        setUpdatesEnabled( true );
                         enablePainting = true;
                         rowHeightChanged( 0 );
                         viewport()->update();
-                } else {
-                        enablePainting = false;
                 }
+        } else {
+                ++countNested;
+                enablePainting = false;
+                setUpdatesEnabled( false );
         }
+        qWarning("OUT void AbTable::setPaintingEnabled( %d )->Nested: %d", e, countNested );
 }
 
+void AbTable::viewportPaintEvent( QPaintEvent* e ) {
+        qWarning(" void AbTable::viewportPaintEvent( QPaintEvent* e ) -> %d", enablePainting);
+        if ( enablePainting )
+                QTable::viewportPaintEvent( e );
+}
+
+
+
 void AbTable::rowHeightChanged( int row )
 {
         if ( enablePainting )
                 QTable::rowHeightChanged( row );
 }
 QString AbTable::findContactContact( const OContact &entry, int /* row */ )
diff --git a/core/pim/addressbook/abtable.h b/core/pim/addressbook/abtable.h
index 83bd5a7..9825665 100644
--- a/core/pim/addressbook/abtable.h
+++ b/core/pim/addressbook/abtable.h
@@ -82,12 +82,13 @@ public:
     void init();
     void clear();
     void refresh();
 
     void show();
     void setPaintingEnabled( bool e );
+    void viewportPaintEvent( QPaintEvent* e);
 
     // addresspicker mode (What's that ? se)
     void setChoiceNames( const QStringList& list);
     QStringList choiceNames() const;
     void setChoiceSelection( const QValueList<int>& list );
     QStringList choiceSelection(int index) const;
@@ -124,13 +125,13 @@ private:
     int lastSortCol;
     bool asc;
     QMap<AbTableItem*, OContact> contactList;
     QValueList<int> intFields;
     QStringList choicenames;
     bool enablePainting;
-
     bool columnVisible;
+    int countNested;
 
     OContactAccess::List m_viewList;
 
 };
 #endif // ABTABLE_H
diff --git a/core/pim/addressbook/abview.cpp b/core/pim/addressbook/abview.cpp
index 8d22129..3af7663 100644
--- a/core/pim/addressbook/abview.cpp
+++ b/core/pim/addressbook/abview.cpp
@@ -1,6 +1,22 @@
+/**********************************************************************
+** Copyright (c) 2002 Stefan Eilers (eilers.stefan@epost.de)
+**
+** This file is part of Qt Palmtop Environment.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+**
+**********************************************************************/
+
 #include "abview.h"
 
 #include <qlayout.h>
 
 #include <qpe/global.h>
 
@@ -134,15 +150,12 @@ void AbView::load()
                 m_list = m_contactdb->allRecords();
         else
                 m_list = m_contactdb->sorted( true, 0, 0, 0 );
 
         clearForCategory();
 
-        // Feed all views with new lists
-        updateListinViews();
-        
         qWarning ("Number of contacts: %d", m_list.count());
 
         updateView(); 
         
 }
 
@@ -156,54 +169,51 @@ void AbView::reload()
 
 void AbView::clear()
 {
         // :SX
 }
 
-void AbView::setShowByCategory( Views view, const QString& cat )
+void AbView::setShowByCategory( const QString& cat )
 {
-        qWarning("AbView::setShowCategory( Views view, const QString& cat )");
-
-        // if ( view == PersonalView ){
-        //      if ( ! m_inPersonal )
-        //              showPersonal( true );
-                
-        // }else{
-        //      if  ( m_inPersonal )
-        //              showPersonal( false );
-
-        //              m_curr_View = view;
-        // }
+        qWarning("AbView::setShowCategory( const QString& cat )");
 
         int intCat = 0;
 
         // All (cat == NULL) will be stored as -1
         if ( cat.isNull() )
                 intCat = -1;
         else
                 intCat = mCat.id("Contacts", cat );
 
-        // If we just change the view, we don't have to reload any data..
-        // This speeds up a lot of things !
-        if ( intCat == m_curr_category ){
-                qWarning ("Just change the View (Category is: %d)", m_curr_category);
-                m_prev_View = m_curr_View;
-                m_curr_View = view;
-
-                updateView();
-        }else{
+        // Just do anything if we really change the category
+        if ( intCat != m_curr_category ){
                 qWarning ("Categories: Selected %s.. Number: %d", cat.latin1(), m_curr_category);
 
-                m_curr_View = view;
                 m_curr_category = intCat;
                 emit signalClearLetterPicker();
                 
                 load();
         }
 
 }
+
+void AbView::setShowToView( Views view )
+{
+        qWarning("void AbView::setShowToView( View %d )", view);
+
+        qWarning ("Change the View (Category is: %d)", m_curr_category);
+
+        if ( m_curr_View != view ){
+                m_prev_View = m_curr_View;
+                m_curr_View = view;
+
+                updateView();
+        }
+
+}
+
 void AbView::setShowByLetter( char c )
 {
         qWarning("void AbView::setShowByLetter( %c )", c );
         OContact query;
         if ( c == 0 ){
                 load();
@@ -398,12 +408,15 @@ void AbView::updateListinViews()
 }
 
 void  AbView::updateView()
 {
         qWarning("AbView::updateView()");
 
+        // Feed all views with new lists
+        updateListinViews();
+
         if ( m_viewStack -> visibleWidget() ){
                 m_viewStack -> visibleWidget() -> clearFocus();
         }
 
         // If we switching the view, we have to store some information
         if ( m_list.count() ){
@@ -412,29 +425,30 @@ void  AbView::updateView()
                         m_curr_Contact = m_abTable -> currentEntry_UID();
                         break;
                 case CardView:
                         m_curr_Contact = m_ablabel -> currentEntry_UID();
                         break;
                 }
-                emit signalViewSwitched ( (int) m_curr_View );
         }else
                 m_curr_Contact = 0;
         
+        // Inform the world that the view is changed
+        if ( m_curr_View != m_prev_View )
+                emit signalViewSwitched ( (int) m_curr_View );
+
         m_prev_View = m_curr_View;
 
         // Switch to new View
         switch ( (int) m_curr_View ) {
         case TableView:
                 m_abTable -> setChoiceSelection( m_orderedFields );
-                m_abTable -> setContacts( m_list );
                 if ( m_curr_Contact != 0 )
                         m_abTable -> selectContact ( m_curr_Contact );
                 m_abTable -> setFocus();
                 break;
         case CardView:
-                m_ablabel -> setContacts( m_list );
                 if ( m_curr_Contact != 0 )
                         m_ablabel -> selectContact( m_curr_Contact );
                 m_ablabel -> setFocus();
                 break;
         }
         
diff --git a/core/pim/addressbook/abview.h b/core/pim/addressbook/abview.h
index 201b521..2c10cfa 100644
--- a/core/pim/addressbook/abview.h
+++ b/core/pim/addressbook/abview.h
@@ -26,13 +26,14 @@ public:
     void load();
     void reload();
     void clear();
 
     void setView( Views view );
     void showPersonal( bool personal );
-    void setShowByCategory( Views view, const QString& cat );
+    void setShowByCategory( const QString& cat );
+    void setShowToView( Views view );
     void setShowByLetter( char c );
     void setListOrder( const QValueList<int>& ordered );
 
     // Add Entry and put to current
     void addEntry( const OContact &newContact );
     void removeEntry( const int UID );
diff --git a/core/pim/addressbook/addressbook.cpp b/core/pim/addressbook/addressbook.cpp
index 3b2e4b8..5d588da 100644
--- a/core/pim/addressbook/addressbook.cpp
+++ b/core/pim/addressbook/addressbook.cpp
@@ -818,21 +818,24 @@ void AddressbookWindow::slotSetCategory( int c )
         QString cat, book;
         AbView::Views  view = AbView::TableView;
         
         if ( c <= 0 )
                 return;
         
-        // Checkmark Book Menu Item Selected 
+        // Switch view 
         if ( c < 3 )
-                for ( unsigned int i = 1; i < 3; i++ )
-                        catMenu->setItemChecked( i, c == (int)i );
-        // Checkmark Category Menu Item Selected 
+                for ( unsigned int i = 1; i < 3; i++ ){
+                        if ( catMenu )
+                                catMenu->setItemChecked( i, c == (int)i );
+                }
         else
+         // Checkmark Category Menu Item Selected 
                 for ( unsigned int i = 3; i < catMenu->count(); i++ )
                         catMenu->setItemChecked( i, c == (int)i );
         
+        // Now switch to the selected category
         for ( unsigned int i = 1; i < catMenu->count(); i++ ) {
                 if (catMenu->isItemChecked( i )) {
                         if ( i == 1 ){ // default List view
                                 book = QString::null;
                                 view = AbView::TableView;
                         }else if ( i == 2 ){
@@ -849,15 +852,17 @@ void AddressbookWindow::slotSetCategory( int c )
                         }else{
                                 cat = m_abView->categories()[i - 4];
                         }
                 }
         }
         
+        // Switch to the selected View
         slotViewSwitched( view );
 
-        m_abView -> setShowByCategory( view, cat );
+        // Tell the view about the selected category
+        m_abView -> setShowByCategory( cat );
 
         if ( book.isEmpty() )
                 book = "List";
         if ( cat.isEmpty() )
                 cat = "All";
         
@@ -865,48 +870,45 @@ void AddressbookWindow::slotSetCategory( int c )
 }
 
 void AddressbookWindow::slotViewSwitched( int view )
 {
         qWarning( "void AddressbookWindow::slotViewSwitched( %d )", view );
         int menu = 0;
+
+        // Switch to selected view
         switch ( view ){
         case AbView::TableView:
                 menu = 1;
                 m_tableViewButton->setOn(true);
                 m_cardViewButton->setOn(false);
                 break;
         case AbView::CardView:
                 menu = 2;
                 m_tableViewButton->setOn(false);
                 m_cardViewButton->setOn(true);
                 break;
-        // case AbView::PersonalView:
-        //      menu = 3;
-        //      break;
-        // case AbView::CompanyBook:
-        //      menu = 3;
-        //      break;
-        // case AbView::EmailBook:
-        //      menu = 4;
-        //      break;
         }
         for ( unsigned int i = 1; i < 3; i++ ){
                 if ( catMenu )
                         catMenu->setItemChecked( i, menu == (int)i );
         }
+
+        // Tell the view about the selected view
+        m_abView -> setShowToView ( (AbView::Views) view );
+        
 }
 
 
 void AddressbookWindow::slotListView()
 {
-        emit slotSetCategory( AbView::TableView +1 );
+        slotViewSwitched( AbView::TableView );
 }
 
 void AddressbookWindow::slotCardView()
 {
-        emit slotSetCategory( AbView::CardView +1 );
+        slotViewSwitched( AbView::CardView );
 }
 
 void AddressbookWindow::slotSetLetter( char c ) {
         
          m_abView->setShowByLetter( c );
         
@@ -934,24 +936,12 @@ void AddressbookWindow::populateCategories()
                 catMenu->insertItem( *it, id );
                 if ( *it == m_abView -> showCategory() )
                         rememberId = id;
                 ++id;
         }
 
-        // :SX
-        // if ( abList->showBook().isEmpty() ) {
-        //      catMenu->setItemChecked( 1, true );
-        // } else if ( abList->showBook() == "Phone" ) {
-        //      catMenu->setItemChecked( 2, true );
-        // } else if ( abList->showBook() == "Company" ) {
-        //      catMenu->setItemChecked( 3, true );
-        // } else if ( abList->showBook() == "Email" ) {
-        //      catMenu->setItemChecked( 4, true );
-        // } else if ( abList->showBook() == "Cards" ) {
-        //      catMenu->setItemChecked( 5, true );
-        // }
         
         if ( m_abView -> showCategory().isEmpty() ) {
                 slotSetCategory( 3 );
         }
         else {
                 slotSetCategory( rememberId );