diff -r 7e2761e776bd -r 48ae3789ce00 bluetoothengine/btui/btcpplugin/btcpuimainview.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bluetoothengine/btui/btcpplugin/btcpuimainview.cpp	Mon May 03 14:36:07 2010 +0300
@@ -0,0 +1,524 @@
+/*
+* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  BtCpUiMainView implementation
+*
+*/
+
+#include "btcpuimainview.h"
+#include <QtGlobal>
+#include <QGraphicsLinearLayout>
+#include <HbInstance>
+//#include "btuiviewutil.h"
+#include <hbdocumentloader.h>
+#include <hbnotificationdialog.h>
+#include <hbgridview.h>
+#include <hbpushbutton.h>
+#include <hblabel.h>
+#include <hbicon.h>
+#include <hblineedit.h>
+#include <hbtooltip.h>
+#include <btengconstants.h>
+#include <hbmenu.h>
+#include <hbaction.h>
+#include <hbcombobox.h>
+#include "btcpuisearchview.h"
+#include <bluetoothuitrace.h>
+#include <btdelegatefactory.h>
+#include <btabstractdelegate.h>
+#include "btqtconstants.h"
+
+
+// docml to load
+const char* BTUI_MAINVIEW_DOCML = ":/docml/bt-main-view.docml";
+
+/*!
+    Constructs a new BtUiMainView using HBDocumentLoader.  Docml (basically xml) file
+    has been generated using Application Designer.   
+
+ */
+BtCpUiMainView::BtCpUiMainView( BtuiModel &model, QGraphicsItem *parent )
+    : BtCpUiBaseView( model, parent ), mAbstractDelegate(0)
+{
+    bool ret(false);
+    
+    mMainWindow = hbInstance->allMainWindows().first();
+    mMainView = this;
+    
+    // Create view for the application.
+    // Set the name for the view. The name should be same as the view's
+    // name in docml.
+    setObjectName("view");
+
+    QObjectList objectList;
+    objectList.append(this);
+    // Pass the view to documentloader. Document loader uses this view
+    // when docml is parsed, instead of creating new view.
+    mLoader = new HbDocumentLoader();
+    mLoader->setObjectTree(objectList);
+
+    bool ok = false;
+    mLoader->load( BTUI_MAINVIEW_DOCML, &ok );
+    // Exit if the file format is invalid
+    BTUI_ASSERT_X( ok, "bt-main-view", "Invalid docml file" );
+    
+    mOrientation = mMainWindow->orientation();
+    
+    if (mOrientation == Qt::Horizontal) {
+        mLoader->load(BTUI_MAINVIEW_DOCML, "landscape", &ok);
+        BTUI_ASSERT_X( ok, "bt-main-view", "Invalid docml file: landscape section problem" );
+    }
+    else {
+        mLoader->load(BTUI_MAINVIEW_DOCML, "portrait", &ok);
+        BTUI_ASSERT_X( ok, "bt-main-view", "Invalid docml file: landscape section problem" );        
+    }
+
+    mDeviceNameEdit=0;
+    mDeviceNameEdit = qobject_cast<HbLineEdit *>( mLoader->findWidget( "lineEdit" ) );
+    BTUI_ASSERT_X( mDeviceNameEdit != 0, "bt-main-view", "Device Name not found" );
+    ret =  connect(mDeviceNameEdit, SIGNAL(editingFinished ()), this, SLOT(changeBtLocalName()));
+    
+    mPowerButton=0;
+    mPowerButton = qobject_cast<HbPushButton *>( mLoader->findWidget( "pushButton" ) );
+    BTUI_ASSERT_X( mPowerButton != 0, "bt-main-view", "power button not found" );
+    ret =  connect(mPowerButton, SIGNAL(clicked()), this, SLOT(changePowerState()));
+    BTUI_ASSERT_X( ret, "BtCpUiMainView::BtCpUiMainView", "can't connect power button" );
+    
+    mVisibilityMode=0;
+    mVisibilityMode = qobject_cast<HbComboBox *>( mLoader->findWidget( "combobox" ) );
+    BTUI_ASSERT_X( mVisibilityMode != 0, "bt-main-view", "visibility combobox not found" );
+        
+    mDeviceList=0;
+    mDeviceList = qobject_cast<HbGridView *>( mLoader->findWidget( "gridView" ) );
+    BTUI_ASSERT_X( mDeviceList != 0, "bt-main-view", "Device List (grid view) not found" );   
+    
+    // listen for orientation changes
+    ret = connect(mMainWindow, SIGNAL(orientationChanged(Qt::Orientation)),
+            this, SLOT(changeOrientation(Qt::Orientation)));
+    BTUI_ASSERT_X( ret, "BtCpUiMainView::BtCpUiMainView()", "connect orientationChanged() failed");
+
+    // load tool bar actions
+    HbAction *discoverAction = static_cast<HbAction*>( mLoader->findObject( "discoverAction" ) );
+    BTUI_ASSERT_X( discoverAction, "bt-main-view", "discover action missing" ); 
+    ret = connect(discoverAction, SIGNAL(triggered()), this, SLOT(goToDiscoveryView()));
+    BTUI_ASSERT_X( ret, "bt-main-view", "orientation toggle can't connect" ); 
+    
+    // load menu
+    HbMenu *optionsMenu = qobject_cast<HbMenu *>(mLoader->findWidget("viewMenu"));
+    BTUI_ASSERT_X( optionsMenu != 0, "bt-main-view", "Options menu not found" );   
+    this->setMenu(optionsMenu);
+    
+    // update display when setting data changed
+    ret = connect(&mModel, SIGNAL(dataChanged(QModelIndex,QModelIndex)), 
+            this, SLOT(updateSettingItems(QModelIndex,QModelIndex)));
+    BTUI_ASSERT_X( ret, "BtCpUiMainView::BtCpUiMainView", "can't connect dataChanged" );
+    
+    QModelIndex top = mModel.index( BtuiModel::LocalSettingRow, BtuiModel::BluetoothNameCol );
+    QModelIndex bottom = mModel.index( BtuiModel::LocalSettingRow, BtuiModel::VisibilityCol );
+    // update name, power and visibility rows
+    updateSettingItems( top, bottom );
+
+    //Handle Visibility Change User Interaction
+    ret = connect(mVisibilityMode, SIGNAL(currentIndexChanged (int)), 
+            this, SLOT(visibilityChanged (int)));
+    // create other views
+    createViews();
+    mCurrentView = this;
+    mCurrentViewId = MainView;
+
+}
+
+/*!
+    Destructs the BtCpUiMainView.
+ */
+BtCpUiMainView::~BtCpUiMainView()
+{
+    delete mLoader; // Also deletes all widgets that it constructed.
+    mMainWindow->removeView(mSearchView);
+    delete mSearchView;
+	 if (mAbstractDelegate)
+    {
+        delete mAbstractDelegate;
+    }
+}
+
+/*! 
+    from base class, initialize the view
+ */
+void BtCpUiMainView::activateView(const QVariant& value, int cmdId )
+{
+    Q_UNUSED(value);
+    Q_UNUSED(cmdId);
+
+}
+
+/*! 
+    From base class. Handle resource before the current view is deactivated.
+ */
+void BtCpUiMainView::deactivateView()
+{
+
+}
+
+void BtCpUiMainView::itemActivated(QModelIndex index)
+{
+    Q_UNUSED(index);
+}
+
+void BtCpUiMainView::goToDiscoveryView()
+{
+    changeView( SearchView, false, 0 );
+}
+
+Qt::Orientation BtCpUiMainView::orientation()
+{
+    return mOrientation;
+}
+
+void BtCpUiMainView::changeBtLocalName()
+{
+    //Error handling has to be done.  
+    if (!mAbstractDelegate) {
+        mAbstractDelegate = BtDelegateFactory::newDelegate(BtDelegate::DeviceName, mModel); 
+        connect( mAbstractDelegate, SIGNAL(commandCompleted(int,QVariant)), this, SLOT(btNameDelegateCompleted(int,QVariant)) );
+        mAbstractDelegate->exec(mDeviceNameEdit->text ());
+    }
+    else {
+        setPrevBtLocalName();
+    }
+}
+
+void BtCpUiMainView::setPrevBtLocalName()
+{
+    //Should we notify user this as Error...?
+    HbNotificationDialog::launchDialog(hbTrId("Error"));
+    QModelIndex index = mModel.index( BtuiModel::LocalSettingRow, BtuiModel::BluetoothNameCol );
+    
+    mDeviceNameEdit->setText( mModel.data(index,BtuiModel::settingDisplay).toString() );
+}
+
+
+void BtCpUiMainView::btNameDelegateCompleted(int status, QVariant param)
+{
+    if(KErrNone == status) {
+        mDeviceNameEdit->setText(param.toString());
+    }
+    else {
+        setPrevBtLocalName();
+    }
+    //Error handling has to be done.    
+    if (mAbstractDelegate)
+    {
+        disconnect(mAbstractDelegate);
+        delete mAbstractDelegate;
+        mAbstractDelegate = 0;
+    }
+
+}
+
+void BtCpUiMainView::visibilityChanged (int index)
+{
+    QList<QVariant> list;
+    
+    VisibilityMode mode = indexToVisibilityMode(index);
+    list.append(QVariant((int)mode));
+    if(BtTemporary == VisibilityMode(mode)) {
+        //Right now hardcoded to 5 Mins.
+        list.append(QVariant(5));
+    }
+    //Error handling has to be done.    
+    if (!mAbstractDelegate) {
+        mAbstractDelegate = BtDelegateFactory::newDelegate(BtDelegate::Visibility, mModel); 
+        connect( mAbstractDelegate, SIGNAL(commandCompleted(int)), this, SLOT(visibilityDelegateCompleted(int)) );
+        mAbstractDelegate->exec(list);
+    }
+    else {
+        setPrevVisibilityMode();
+    }
+
+}
+
+void BtCpUiMainView::setPrevVisibilityMode()
+{
+    bool ret(false);
+    
+    //Should we notify this error to user..?
+    HbNotificationDialog::launchDialog(hbTrId("Error"));
+    QModelIndex index = mModel.index( BtuiModel::LocalSettingRow, BtuiModel::VisibilityCol );
+    
+    ret = disconnect(mVisibilityMode, SIGNAL(currentIndexChanged (int)), 
+                    this, SLOT(visibilityChanged (int)));
+    BTUI_ASSERT_X( ret, "BtCpUiMainView::setPrevVisibilityMode", "can't disconnect signal" );
+    
+        mVisibilityMode->setCurrentIndex ( visibilityModeToIndex((VisibilityMode)
+                mModel.data(index,BtuiModel::SettingValue).toInt()) );
+    
+    //Handle Visibility Change User Interaction
+    ret = connect(mVisibilityMode, SIGNAL(currentIndexChanged (int)), 
+            this, SLOT(visibilityChanged (int)));
+    BTUI_ASSERT_X( ret, "BtCpUiMainView::setPrevVisibilityMode", "can't connect signal" );
+
+}
+
+
+void BtCpUiMainView::visibilityDelegateCompleted(int status)
+{
+    
+    //This should be mapped to Qt error
+    if(KErrNone != status) {
+        setPrevVisibilityMode();
+    }
+    
+    //Error handling has to be done.    
+    if (mAbstractDelegate)
+    {
+        disconnect(mAbstractDelegate);
+        delete mAbstractDelegate;
+        mAbstractDelegate = 0;
+    }
+
+}
+
+
+// called due to real orientation change event coming from main window
+void BtCpUiMainView::changeOrientation( Qt::Orientation orientation )
+{
+    bool ok = false;
+    mOrientation = orientation;
+    if( orientation == Qt::Vertical ) {
+        // load "portrait" section
+        mLoader->load( BTUI_MAINVIEW_DOCML, "portrait", &ok );
+        BTUI_ASSERT_X( ok, "bt-main-view", "Invalid docml file: portrait section problem" );
+    } else {
+        // load "landscape" section
+        mLoader->load( BTUI_MAINVIEW_DOCML, "landscape", &ok );
+        BTUI_ASSERT_X( ok, "bt-main-view", "Invalid docml file: landscape section problem" );
+    }
+}
+
+void BtCpUiMainView::commandCompleted( int cmdId, int err, const QString &diagnostic )
+{
+    Q_UNUSED(cmdId);
+    Q_UNUSED(err);
+    Q_UNUSED(diagnostic);
+
+}
+
+/*!
+    Slot for receiving notification of data changes from the model.
+    Identify the setting changed and update the corresponding UI item.
+ */
+void BtCpUiMainView::updateSettingItems(const QModelIndex &topLeft, const QModelIndex &bottomRight)
+{   
+
+    // update only the part of the view specified by the model's row(s)
+
+    for (int i=topLeft.column(); i <= bottomRight.column(); i++) {
+        QModelIndex index = mModel.index( BtuiModel::LocalSettingRow, i);
+        // Distinguish which setting value is changed.
+        switch ( i ) {
+        case BtuiModel::BluetoothNameCol :
+            mDeviceNameEdit->setText( mModel.data(index,BtuiModel::settingDisplay).toString() );
+            break;
+        case BtuiModel::PowerStateCol:
+            mPowerButton->setText( mModel.data(index,BtuiModel::settingDisplay).toString() );
+            break;
+        case BtuiModel::VisibilityCol:
+            mVisibilityMode->setCurrentIndex ( visibilityModeToIndex((VisibilityMode)
+                    mModel.data(index,BtuiModel::SettingValue).toInt()) );
+            break;
+        }
+    }
+
+    
+}
+
+/*!
+    Slot for receiving notification for user interaction on power state.
+    Manually update model data since HbPushButton is not linked to model directly.
+ */
+void BtCpUiMainView::changePowerState()
+{
+    
+    QModelIndex index = mModel.index(BtuiModel::LocalSettingRow, BtuiModel::PowerStateCol);
+    QVariant powerState = mModel.data(index, Qt::EditRole);
+    if (!mAbstractDelegate)//if there is no other delegate running
+    { 
+        mAbstractDelegate = BtDelegateFactory::newDelegate(BtDelegate::ManagePower, mModel); 
+        connect( mAbstractDelegate, SIGNAL(commandCompleted(int)), this, SLOT(powerDelegateCompleted(int)) );
+        mAbstractDelegate->exec(powerState);
+    }
+   
+}
+
+void BtCpUiMainView::powerDelegateCompleted(int status)
+{
+    Q_UNUSED(status);
+    //ToDo: Error handling here 
+    if (mAbstractDelegate)
+    {
+        disconnect(mAbstractDelegate);
+        delete mAbstractDelegate;
+        mAbstractDelegate = 0;
+    }
+    //BTUI_ASSERT_X( status, "bt-main-view", "error in delegate complete" );  
+}
+
+/*!
+ * Mapping from visibility mode UI row to VisibilityMode
+ */
+VisibilityMode BtCpUiMainView::indexToVisibilityMode(int index)
+{
+    VisibilityMode mode; 
+    switch(index) {
+    case UiRowBtHidden:  
+        mode = BtHidden;
+        break;
+    case UiRowBtVisible:  
+        mode = BtVisible;
+        break;
+    case UiRowBtTemporary:  
+        mode = BtTemporary;
+        break;
+    default:
+        mode = BtUnknown;
+    }
+    return mode;
+}
+
+/*!
+ * Mapping from VisibilityMode to visibility mode UI row  
+ */
+int BtCpUiMainView::visibilityModeToIndex(VisibilityMode mode)
+{
+    int uiRow;
+    switch(mode) {
+    case BtHidden:  
+        uiRow = UiRowBtHidden;
+        break;
+    case BtVisible:  
+        uiRow = UiRowBtVisible;
+        break;
+    case BtTemporary:  
+        uiRow = UiRowBtTemporary;
+        break;
+    default:
+        uiRow = -1;  // error
+    }
+    return uiRow;
+}
+//////////////////////
+//
+// from view manager
+// 
+//////////////////////
+
+/*!
+    Create views(main view, device view and search view).
+    Add them to MainWindow.  All views are long-lived and are deleted only when exiting the application 
+    (or when main view is deleted).
+ */
+void BtCpUiMainView::createViews()
+{
+    Qt::Orientation orientation = mMainWindow->orientation();
+    // Create other views
+    mSearchView = new BtCpUiSearchView( mModel, this );
+    mMainWindow->addView(mSearchView);
+    mDeviceView = 0;  // ToDo: add this later
+    
+    mCurrentView = this;
+    mCurrentViewId = MainView;
+
+    
+    // QList<int> stores the previous view ids for each view.
+    for( int i=0; i < LastView; i++ ) {
+        mPreviousViewIds.append( 0 );
+    }
+}
+
+/*!
+    Switch between the views.  
+    Parameter cmdId is used for automatically executing command.
+    Parameter "value" is optional except for GadgetView, 
+    which needs the BT address (QString)
+ */
+void BtCpUiMainView::changeView(int targetViewId, bool fromBackButton, 
+        int cmdId, const QVariant& value )
+{
+    mCurrentView->deactivateView();
+
+    // update the previous view Id in QList<int> 
+    // If launching the target view from back softkey, 
+    // the previous viewId of target view should not be changed. 
+    // Otherwise, loop happens between two views.
+    if(!fromBackButton) {
+        if ((targetViewId == DeviceView) && (mCurrentViewId == SearchView)) {
+            // we don't want to return to search view after e.g. pairing a new device
+            mPreviousViewIds[ targetViewId ] = MainView;  
+        } 
+        else {
+            // normal case:  return to previous view
+            mPreviousViewIds[ targetViewId ] = mCurrentViewId;
+        }
+    }
+
+    // set the new current view 
+    mCurrentView = idToView(targetViewId);
+    mCurrentViewId = targetViewId;
+    mMainWindow->setCurrentView( mCurrentView );
+
+    // do preparation or some actions when new view is activated 
+    mCurrentView->activateView( value, cmdId );
+}
+ 
+
+BtCpUiBaseView * BtCpUiMainView::idToView(int targetViewId)
+{
+    switch (targetViewId) {
+    case MainView:
+        return mMainView;
+    case SearchView:
+        return mSearchView;
+    case DeviceView:
+        return mDeviceView;
+    default :
+        BTUI_ASSERT_X(false, "BtCpUiMainView::idToView", "invalid view id");
+    }
+    return 0;
+}
+
+/*
+   Jump to previous view.  This function is used when back button is pressed.
+ */
+void BtCpUiMainView::switchToPreviousViewReally()
+{  
+    // jump to previous view of current view.
+    if( (mCurrentViewId >= 0) && (mCurrentViewId < LastView)) {
+        changeView( mPreviousViewIds[mCurrentViewId], true, 0 );
+    } 
+    else {
+        BTUI_ASSERT_X(false, "BtCpUiMainView::switchToPreviousViewReally", "invalid view id");
+    }
+}
+
+
+void BtCpUiMainView::setSoftkeyBack()
+{
+
+}
+
+void BtCpUiMainView::switchToPreviousView()
+{
+        
+}
+