bluetoothengine/btui/btcpplugin/btcpuimainview.cpp
branchRCL_3
changeset 55 613943a21004
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bluetoothengine/btui/btcpplugin/btcpuimainview.cpp	Tue Aug 31 15:25:10 2010 +0300
@@ -0,0 +1,624 @@
+/*
+* Copyright (c) 2010 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 "btuiviewutil.h"
+#include <QtGlobal>
+#include <QGraphicsLinearLayout>
+#include <HbInstance>
+#include <hbdocumentloader.h>
+#include <hbnotificationdialog.h>
+#include <hbgridview.h>
+#include <hblistview.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 <hbgroupbox.h>
+#include <hbdataform.h>
+#include "btcpuisearchview.h"
+#include "btcpuideviceview.h"
+#include <bluetoothuitrace.h>
+#include <btdelegatefactory.h>
+#include <btabstractdelegate.h>
+#include "btqtconstants.h"
+#include "btcpuimainlistviewitem.h"
+#include "btuidevtypemap.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(        
+        BtSettingModel &settingModel, 
+        BtDeviceModel &deviceModel, 
+        QGraphicsItem *parent )
+    : BtCpUiBaseView( settingModel, deviceModel, parent ),
+      mAbstractDelegate(0), mMainFilterModel(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");
+
+    mLoader = new HbDocumentLoader();
+    // Pass the view to documentloader. Document loader uses this view
+    // when docml is parsed, instead of creating new view.
+    QObjectList objectList;
+    objectList.append(this);
+    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" );
+    // add new item for temporary visibility
+    // NOTE:  translation (at least default english) gives string "(p)Visible for 5 min", 
+    // if setting 1 min --> "(s)Visible for 1 min", ie p=plural, s=singular, but these should
+    // not be shown to the user!
+    // ToDo:  change this to use translation once it starts working
+    QString tempVis(hbTrId("txt_bt_setlabel_visibility_val_visible_for_l1_min", 5));  
+    //QString tempVis(hbTrId("Visible for 5 min"));  
+    mVisibilityMode->addItem(tempVis, Qt::DisplayRole);
+        
+    mDeviceList=0;
+    mDeviceList = qobject_cast<HbListView *>( mLoader->findWidget( "listView" ) );
+    BTUI_ASSERT_X( mDeviceList != 0, "bt-main-view", "Device List (grid view) not found" );   
+    
+    ret = connect(mDeviceList, SIGNAL(activated(QModelIndex)), this, SLOT(deviceSelected(QModelIndex)));
+    BTUI_ASSERT_X( ret, "bt-search-view", "deviceSelected can't connect" ); 
+    
+    // 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", "discover action can't connect" ); 
+
+    // load tool bar actions
+    mAllAction = static_cast<HbAction*>( mLoader->findObject( "allAction" ) );
+    BTUI_ASSERT_X( mAllAction, "bt-main-view", "All action missing" ); 
+    ret = connect(mAllAction, SIGNAL(triggered()), this, SLOT(allActionTriggered()));
+    BTUI_ASSERT_X( ret, "bt-main-view", "all action can't connect" ); 
+
+    // load tool bar actions
+    mPairAction = static_cast<HbAction*>( mLoader->findObject( "pairedAction" ) );
+    BTUI_ASSERT_X( mPairAction, "bt-main-view", "Pair action missing" ); 
+    ret = connect(mPairAction, SIGNAL(triggered()), this, SLOT(pairActionTriggered()));
+    BTUI_ASSERT_X( ret, "bt-main-view", "pair action can't connect" ); 
+
+    mDataForm = qobject_cast<HbDataForm *>( mLoader->findWidget( "dataForm" ) );
+    BTUI_ASSERT_X( mDataForm != 0, "bt-main-view", "dataForm not found" ); 
+    
+        
+    // 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);
+    
+    HbMenu *menu = this->menu();
+    mRemovePairedDevices = menu->addAction(hbTrId("txt_bt_opt_remove_paired_devices"));
+    
+    mSubMenu = new HbMenu(hbTrId("txt_bt_opt_remove"));
+    mSubMenu->addAction(hbTrId("txt_bt_opt_remove_sub_all_devices"));
+    mSubMenu->addAction(hbTrId("txt_bt_opt_remove_sub_paired_devices"));
+    mSubMenu->addAction(hbTrId("txt_bt_opt_remove_sub_blocked_devices"));
+    
+    // update display when setting data changed
+    ret = connect(mSettingModel, SIGNAL(dataChanged(QModelIndex,QModelIndex)), 
+            this, SLOT(updateSettingItems(QModelIndex,QModelIndex)));
+    BTUI_ASSERT_X( ret, "BtCpUiMainView::BtCpUiMainView", "can't connect dataChanged" );
+    
+    QModelIndex top = mSettingModel->index( BtSettingModel::LocalBtNameRow, 0 );
+    QModelIndex bottom = mSettingModel->index( BtSettingModel::AllowedInOfflineRow, 0 );
+    // 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;
+    
+    mMainFilterModel = new BtuiModelSortFilter(this);
+    
+    mMainFilterModel->setSourceModel( mDeviceModel );
+    mDeviceList->setModel(mMainFilterModel);
+    updateDeviceListFilter(BtuiPaired);
+	    // List view item
+    BtCpUiMainListViewItem *prototype = new BtCpUiMainListViewItem(mDeviceList);
+    prototype->setModelSortFilter(mMainFilterModel);
+    mDeviceList->setItemPrototype(prototype);
+
+}
+
+/*!
+    Destructs the BtCpUiMainView.
+ */
+BtCpUiMainView::~BtCpUiMainView()
+{
+    delete mLoader; // Also deletes all widgets that it constructed.
+    mMainWindow->removeView(mSearchView);
+    mMainWindow->removeView(mDeviceView);
+	if (mAbstractDelegate) {
+        delete mAbstractDelegate;
+    }
+
+}
+
+/*! 
+    from base class, initialize the view
+ */
+void BtCpUiMainView::activateView(const QVariant& value, bool fromBackButton )
+{
+    Q_UNUSED(value);
+    Q_UNUSED(fromBackButton);
+    
+    //Reset the device list when returning to the view, as it may have been invalidated by the device view
+    mMainFilterModel->setSourceModel( mDeviceModel );
+    mDeviceList->setModel(mMainFilterModel);
+}
+
+/*! 
+    From base class. Handle resource before the current view is deactivated.
+ */
+void BtCpUiMainView::deactivateView()
+{
+
+}
+
+void BtCpUiMainView::goToDiscoveryView()
+{
+    changeView( SearchView, false );
+}
+
+void BtCpUiMainView::goToDeviceView(const QModelIndex& modelIndex)
+{
+    //the QModelIndex of the selected device should be given as parameter here 
+    QVariant params;
+    params.setValue(modelIndex);
+    changeView( DeviceView, false, params );
+}
+
+Qt::Orientation BtCpUiMainView::orientation()
+{
+    return mOrientation;
+}
+
+void BtCpUiMainView::changeBtLocalName()
+{
+    //Error handling has to be done.  
+    if (!mAbstractDelegate) {
+        mAbstractDelegate = BtDelegateFactory::newDelegate(BtDelegate::DeviceName, 
+                mSettingModel, mDeviceModel); 
+        connect( mAbstractDelegate, SIGNAL(commandCompleted(int,QVariant)), this, SLOT(btNameDelegateCompleted(int,QVariant)) );
+        mAbstractDelegate->exec(mDeviceNameEdit->text ());
+    }
+    else {
+        setPrevBtLocalName();
+    }
+}
+
+void BtCpUiMainView::setPrevBtLocalName()
+{
+    //ToDo: Should we notify user this as Error...?
+    //HbNotificationDialog::launchDialog(hbTrId("Error"));
+    QModelIndex index = mSettingModel->index( BtSettingModel::LocalBtNameRow,0 );
+    
+    mDeviceNameEdit->setText( mSettingModel->data(
+            index,BtSettingModel::settingDisplayRole).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, 
+                mSettingModel, mDeviceModel); 
+        connect( mAbstractDelegate, SIGNAL(commandCompleted(int)), this, SLOT(visibilityDelegateCompleted(int)) );
+        mAbstractDelegate->exec(list);
+    }
+    else {
+        setPrevVisibilityMode();
+    }
+
+}
+
+void BtCpUiMainView::setPrevVisibilityMode()
+{
+   
+    QModelIndex index = mSettingModel->index( BtSettingModel::VisibilityRow, 0 );
+    
+    mVisibilityMode->setCurrentIndex ( visibilityModeToIndex((VisibilityMode)
+                mSettingModel->data(index,BtSettingModel::SettingValueRole).toInt()) );
+    
+}
+
+
+void BtCpUiMainView::allActionTriggered()
+{
+    HbMenu *menu = this->menu();
+    menu->removeAction(mRemovePairedDevices);
+    mRemoveDevices = menu->addMenu( mSubMenu );
+
+    updateDeviceListFilter(BtuiAll);
+}
+
+void BtCpUiMainView::pairActionTriggered()
+{
+    HbMenu *menu = this->menu();
+    menu->removeAction(mRemoveDevices);
+    mRemovePairedDevices = menu->addAction(hbTrId("txt_bt_opt_remove_paired_devices"));
+    updateDeviceListFilter(BtuiPaired);
+}
+
+void BtCpUiMainView::updateDeviceListFilter(BtCpUiMainView::filterType filter)
+{
+    mMainFilterModel->clearDeviceMajorFilters();
+    
+    switch (filter) {
+        case BtuiAll:
+            mDataForm->setHeading(hbTrId("txt_bt_subhead_bluetooth_all_devices"));
+            mPairAction->setEnabled(true);
+            mAllAction->setEnabled(false);
+            mMainFilterModel->addDeviceMajorFilter(
+                    BtuiDevProperty::InRegistry, 
+                    BtuiModelSortFilter::AtLeastMatch);
+
+            break;
+        case BtuiPaired:
+            mDataForm->setHeading(hbTrId("txt_bt_subhead_bluetooth_paired_devices"));
+            mPairAction->setEnabled(false);
+            mAllAction->setEnabled(true);
+            mMainFilterModel->addDeviceMajorFilter(
+                    BtuiDevProperty::InRegistry | BtuiDevProperty::Bonded, 
+                    BtuiModelSortFilter::AtLeastMatch);
+
+            break;
+    }
+}
+
+
+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" );
+    }
+}
+
+/*!
+    Slot for receiving notification of local setting changes from the model.
+    Identify the setting changed and update the corresponding UI item.
+ */
+void BtCpUiMainView::updateSettingItems(const QModelIndex &topLeft, const QModelIndex &bottomRight)
+{   
+    bool val(false);
+    
+    // update only the part of the view specified by the model's row(s)
+    for (int i=topLeft.row(); i <= bottomRight.row(); i++) {
+        QModelIndex index = mSettingModel->index( i, 0);
+        // Distinguish which setting value is changed.
+        switch ( i ) {
+        case BtSettingModel::LocalBtNameRow :
+            mDeviceNameEdit->setText( 
+                    mSettingModel->data(index,BtSettingModel::settingDisplayRole).toString() );
+            break;
+        case BtSettingModel::PowerStateRow:
+            val = mSettingModel->data(index, BtSettingModel::SettingValueRole).toBool();
+            if (val) {
+                HbIcon icon("qtg_mono_bluetooth");
+                icon.setIconName("qtg_mono_bluetooth");
+                mPowerButton->setIcon(icon);  
+            }
+            else {
+                HbIcon icon("qtg_mono_bluetooth_off");
+                icon.setIconName("qtg_mono_bluetooth_off");
+                mPowerButton->setIcon(icon);
+            }
+            break;
+        case BtSettingModel::VisibilityRow:
+            mVisibilityMode->setCurrentIndex ( visibilityModeToIndex((VisibilityMode)
+                    mSettingModel->data(index,BtSettingModel::SettingValueRole).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 = mSettingModel->index(BtSettingModel::PowerStateRow, 0);
+    PowerStateQtValue powerState = (PowerStateQtValue)mSettingModel->data(index, Qt::EditRole).toInt();
+    BTUI_ASSERT_X(((powerState == BtPowerOn) || (powerState == BtPowerOff)), 
+            "BtCpUiMainView::changePowerState()", "incorrect qt power state");
+
+    if (powerState == BtPowerOff) {
+        powerState = BtPowerOn;
+    }
+    else {
+        powerState = BtPowerOff;
+    } 
+    
+    if (!mAbstractDelegate)//if there is no other delegate running
+    { 
+        mAbstractDelegate = BtDelegateFactory::newDelegate(BtDelegate::ManagePower, 
+                mSettingModel, mDeviceModel ); 
+        connect( mAbstractDelegate, SIGNAL(commandCompleted(int)), this, SLOT(powerDelegateCompleted(int)) );
+        mAbstractDelegate->exec(QVariant((int)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 = BtVisibilityUnknown;
+    switch(index) {
+    case UiRowBtHidden:  
+        mode = BtHidden;
+        break;
+    case UiRowBtVisible:  
+        mode = BtVisible;
+        break;
+    case UiRowBtTemporary:  
+        mode = BtTemporary;
+        break;
+    default:
+        BTUI_ASSERT_X(false, "BtCpUiMainView::indexToVisibilityMode", "invalid mode");
+    }
+    return mode;
+}
+
+/*!
+ * Mapping from VisibilityMode to visibility mode UI row  
+ */
+int BtCpUiMainView::visibilityModeToIndex(VisibilityMode mode)
+{
+    int uiRow = UiRowBtUnknown;
+    switch(mode) {
+    case BtHidden:  
+        uiRow = UiRowBtHidden;
+        break;
+    case BtVisible:  
+        uiRow = UiRowBtVisible;
+        break;
+    case BtTemporary:  
+        uiRow = UiRowBtTemporary;
+        break;
+    default:
+        BTUI_ASSERT_X(false, "BtCpUiMainView::visibilityModeToIndex", "invalid mode");
+    }
+    return uiRow;
+}
+
+
+
+/*!
+    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( *mSettingModel, *mDeviceModel, this );
+    mMainWindow->addView(mSearchView);
+    
+    mDeviceView = new BtCpUiDeviceView( *mSettingModel, *mDeviceModel, this );  
+    mMainWindow->addView(mDeviceView);
+    
+    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 "value" is optional except for GadgetView, 
+    which needs the QModelIndex of device
+ */
+void BtCpUiMainView::changeView(int targetViewId, bool fromBackButton, 
+        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) {
+        // 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, fromBackButton );
+}
+ 
+
+void BtCpUiMainView::deviceSelected(const QModelIndex& modelIndex)
+{
+    QModelIndex index = mMainFilterModel->mapToSource(modelIndex);
+    
+    QVariant params;
+    params.setValue(index);
+    
+    changeView( DeviceView, false, params );
+}
+
+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;
+}
+
+void BtCpUiMainView::setSoftkeyBack()
+{
+    // not needed in main view
+}
+
+/*!
+   Jump to previous view.  This function is used when back button is pressed.
+   semantics slightly different than in other views, since this is called by other
+   views when a view switch is needed
+ */
+void BtCpUiMainView::switchToPreviousView()
+{
+    BTUI_ASSERT_X( (mCurrentViewId >= 0) && (mCurrentViewId < LastView), 
+            "BtCpUiMainView::switchToPreviousView", "invalid view id");
+    changeView( mPreviousViewIds[mCurrentViewId], true );
+}
+