/*
* Copyright (c) 2002-2009 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:
*
*/
// AknPopupField.cpp
//
// Copyright (c) 1997-2001 Symbian Ltd. All rights reserved.
//
#include <barsread.h>
#include <gulicon.h>
#include <AknIconArray.h>
#include <eikmop.h>
#include "AknPopupField.h"
#include "AknQueryValue.h"
#include "aknlists.h"
#include "AknDef.h"
#include <AknsDrawUtils.h>
#include <AknsBasicBackgroundControlContext.h>
#include <AknsListBoxBackgroundControlContext.h>
#include <AknIconUtils.h>
#include <AknsPointerStore.h>
#include <AknsFrameBackgroundControlContext.h>
#include <skinlayout.cdl.h>
#include <aknlayoutscalable_avkon.cdl.h>
#include <touchfeedback.h>
_LIT(KPopFieldLeadingLayoutTextActive, "1\t");
_LIT(KPopFieldLeadingLayoutTextInactive, "\t\t");
const TInt KDefaultMaxNoLines = 6;
class CAknPopupFieldExtension : public CBase
{
public:
TRect iFormFieldRect; // moved to extension
TInt iEditTextPos; // position of editable text inside form. 0..5 based on Form data field texts, line 2 baseline from 2.6 spec.
CAknsFrameBackgroundControlContext *iFrameSkinContext; // this will be linked to listbox's context as background.
CAknsBasicBackgroundControlContext *iBgContext;
MTouchFeedback* iFeedback;
TInt iOldItemIndex;
TBool iSingleClickEnabled;
};
//*******************************************************************************************/
// AknPopupFieldBitmapButton
CAknPopupField::CAknPopupFieldBitmapButton::CAknPopupFieldBitmapButton()
{
// set all margins to zero, we just want the bitmap with no margin
iMargins.iTop = 0;
iMargins.iBottom = 0;
iMargins.iLeft = 0;
iMargins.iRight = 0;
}
//*******************************************************************************************/
// CAknPopupField
EXPORT_C CAknPopupField::CAknPopupField()
: iCba( NULL ),
iFormMode( EAknFormModeView ),
iSelectionMode(EAknPopupFieldLabelMode),
iMaxNoLines(KDefaultMaxNoLines)
{
}
EXPORT_C CAknPopupField::~CAknPopupField()
{
delete iAttemptExitAsync;
delete iLabel;
delete iButton;
DestroyPopout();
delete iLayoutDecorator;
delete iOtherText;
delete iEmptyText;
delete iInvalidText;
delete iCba;
if (iExtension)
delete iExtension->iBgContext;
if (iExtension)
delete iExtension->iFrameSkinContext;
delete iExtension;
}
EXPORT_C void CAknPopupField::ConstructL()
{
iEmptyText->Des() = KNullDesC;
iInvalidText->Des() = KNullDesC;
CommonConstructL();
}
EXPORT_C void CAknPopupField::ConstructFromResourceL(TResourceReader& aReader)
{
iFlags=aReader.ReadInt16();
iWidth=aReader.ReadInt16();
iOtherText = aReader.ReadHBufCL();
iEmptyNoteResourceId = aReader.ReadInt32();
iEmptyText = aReader.ReadHBufCL();
iInvalidText = aReader.ReadHBufCL();
CommonConstructL();
}
EXPORT_C void CAknPopupField::SetFormFieldRect(TRect aRect)
{ // captioned control will call this
if (iExtension)
iExtension->iFormFieldRect = aRect;
}
void CAknPopupField::CommonConstructL()
{
iExtension = new(ELeave)CAknPopupFieldExtension;
iExtension->iSingleClickEnabled = static_cast<CAknAppUi*>(
iCoeEnv->AppUi() )->IsSingleClickCompatible();
//iExtension = new(ELeave)CAknPopupFieldExtension;
iExtension->iFormFieldRect = TRect(0,0,0,0);
if (!iOtherText)
iOtherText = HBufC::NewL(0); // set to zero length so we can then test for 0 length later
iEmptyNoteTimeout = CAknNoteDialog::EShortTimeout;
iEmptyNoteTone = CAknNoteDialog::ENoTone;
ConstructLabelL();
if (iFlags & EAknPopupFieldFlagButton)
ConstructCommandButtonL();
ConfigureDecorator();
ConstructLayoutDecoratorL();
// layer 1, main_pane background
iExtension->iBgContext = CAknsListBoxBackgroundControlContext::NewL(
KAknsIIDQsnBgAreaMainListGene, TRect(0,0,1,1), ETrue,
KAknsIIDQsnBgColumnAB, TRect(0,0,1,1) ) ;
//CAknsBasicBackgroundControlContext::NewL( KAknsIIDQsnBgAreaMain, TRect(0,0,1,1), ETrue);
// layer 2, form field highlight
iExtension->iFrameSkinContext = CAknsFrameBackgroundControlContext::NewL( KAknsIIDQsnFrInput, TRect(0,0,1,1), TRect(0,0,1,1), ETrue);
iExtension->iFeedback = MTouchFeedback::Instance();
}
void CAknPopupField::ConstructLabelL()
{
if (iLabel)
return; // already exists
iLabel=new(ELeave) CEikLabel();
iLabel->SetContainerWindowL(*this);
iLabel->SetTextL(KNullDesC);
}
void CAknPopupField::ConstructCommandButtonL()
{
}
void CAknPopupField::ConstructSelectionListL()
{
if (iSelectionList)
return; // already exists
//TRect rect = Rect();
if ( iFormMode==EAknFormModeEdit || iFormMode==EAknFormModeView )
iSelectionList = new(ELeave) CAknFormGraphicStyleListBox;
else if ( iFormMode==EAknFormModeEditWideWithoutGraphic || iFormMode==EAknFormModeViewWideWithoutGraphic )
iSelectionList = new(ELeave) CAknFormGraphicWideStyleListBox;
else // wide with bitmap for now use wide style
iSelectionList = new(ELeave) CAknFormGraphicWideStyleListBox;
iSelectionList->ConstructWithWindowL(this, EAknListBoxMultipleSelection);
// We dont want captionedcontrol's skin context, since captionedcontrol has
// different coordinates. (window starts with 0,0).
iSelectionList->SetMopParent(NULL);
iSelectionList->SetParent(this);
iSelectionList->SetListBoxObserver(this);
// set the array into the listbox
iSelectionList->Model()->SetItemTextArray(iLayoutDecorator);
iSelectionList->Model()->SetOwnershipType(ELbmDoesNotOwnItemArray);
iSelectionList->SetObserver(this);
InitialiseRadioButtonBitmapsL();
iSelectionList->ItemDrawer()->FormattedCellData()->SetControl(iSelectionList);
//TRect screenRect = AknLayout::screen().Rect();
iSelectionList->ItemDrawer()->FormattedCellData()->SetBackgroundSkinStyle(&KAknsIIDQsnFrInput, iExtension->iFormFieldRect);
}
void CAknPopupField::SetUpScrollBarL()
{
if ( !iExtension || !iExtension->iSingleClickEnabled )
{
__ASSERT_DEBUG( iCba, Panic( EAknPanicPopupFieldCBADoesntExist ) );
}
__ASSERT_DEBUG(iSelectionList != NULL, Panic(EAknPanicPopupFieldSelectionListDoesntExist));
iSelectionList->SetMopParent(this); // to get remote scb
iSelectionList->CreateScrollBarFrameL(ETrue, ETrue);
iSelectionList->SetMopParent(NULL);
iSelectionList->ScrollBarFrame()->SetScrollBarVisibilityL(CEikScrollBarFrame::EOff,CEikScrollBarFrame::EAuto);
}
void CAknPopupField::SetScrollBarSelectionL()
{
TInt selection = iValue->CurrentValueIndex();
if (IsInvalid()) selection = 0;
__ASSERT_DEBUG(iSelectionList != NULL, Panic(EAknPanicPopupFieldSelectionListDoesntExist));
iSelectionList->SetCurrentItemIndex(selection);
iSelectionList->View()->SelectItemL(selection);
if ( iExtension )
{
iExtension->iOldItemIndex = iSelectionList->CurrentItemIndex();
}
}
void CAknPopupField::InitialiseRadioButtonBitmapsL()
{
MAknsSkinInstance* skin = AknsUtils::SkinInstance();
TResourceReader reader;
iCoeEnv->CreateResourceReaderLC(reader, R_AVKON_RADIOBUTT_BMP);
HBufC* bmpFile = reader.ReadHBufCL();
TInt bmpSelected = reader.ReadInt16();
TInt bmpSelectedM = reader.ReadInt16();
TInt bmp = reader.ReadInt16();
TInt bmpM = reader.ReadInt16();
CleanupStack::PopAndDestroy(); // reader
if (bmpFile == NULL)
return;
CleanupStack::PushL(bmpFile);
if (iFlags & EAknPopupFieldNoGraphic)
{// no graphic
SetShowIndicatorsL(EFalse);
}
CArrayPtr<CGulIcon>* icons = iSelectionList->ItemDrawer()->FormattedCellData()->IconArray();
if ( icons )
{
icons->ResetAndDestroy();
}
else
{
icons = new(ELeave) CAknIconArray(2);
iSelectionList->ItemDrawer()->FormattedCellData()->SetIconArrayL(icons); // ownership transferred, cell data deletes all members of list
}
CFbsBitmap* bitmap = 0;
CFbsBitmap* mask = 0;
//AknIconUtils::CreateIconLC(bitmap, mask, *bmpFile, bmpSelected, bmpSelectedM);
AknsUtils::CreateColorIconLC( skin, KAknsIIDQgnIndiRadiobuttOn,
KAknsIIDQsnIconColors,
EAknsCIQsnIconColorsCG15,
bitmap, mask, *bmpFile,
bmpSelected,
bmpSelectedM,
KRgbBlack);
CGulIcon* gulicon = CGulIcon::NewL(bitmap,mask); // ownership passed
CleanupStack::Pop(); // mask
CleanupStack::Pop(); // bitmap
CleanupStack::PushL(gulicon);
icons->AppendL(gulicon);
CleanupStack::Pop(); // gulicon
bitmap = 0;
mask = 0;
//AknIconUtils::CreateIconLC(bitmap, mask, *bmpFile, bmp, bmpM);
AknsUtils::CreateColorIconLC( skin, KAknsIIDQgnIndiRadiobuttOff,
KAknsIIDQsnIconColors,
EAknsCIQsnIconColorsCG15,
bitmap, mask, *bmpFile,
bmp,
bmpM,
KRgbBlack);
CGulIcon* gulicon2 = CGulIcon::NewL(bitmap,mask); // ownership passed
CleanupStack::Pop(); // mask
CleanupStack::Pop(); // bitmap
CleanupStack::PushL(gulicon2);
icons->AppendL(gulicon2);
CleanupStack::Pop(); // gulicon2
__ASSERT_DEBUG(iSelectionList != NULL, Panic(EAknPanicPopupFieldSelectionListDoesntExist));
CleanupStack::PopAndDestroy(); // bmpfile
}
EXPORT_C TSize CAknPopupField::MinimumSize()
{
TSize size(0,0);
TSize minTabSize(0,0);
switch(iSelectionMode)
{
case EAknPopupFieldLabelMode:
if (iLabel)
size=iLabel->MinimumSize();
if (iButton)
minTabSize = iButton->MinimumSize();
size.iWidth+=minTabSize.iWidth+iBorder.Margins().iLeft;
size.iHeight=Max(size.iHeight+iBorder.SizeDelta().iHeight,minTabSize.iHeight);
break;
case EAknPopupFieldSelectionListMode:
__ASSERT_DEBUG(iSelectionList != NULL, Panic(EAknPanicPopupFieldSelectionListDoesntExist));
size = iSelectionList->MinimumSize();
break;
default:
__ASSERT_DEBUG(ETrue, Panic(EAknPanicPopupFieldUndefinedMode));
break;
}
return size;
}
EXPORT_C void CAknPopupField::SizeChanged()
{
TRAP_IGNORE(DoSizeChangedL());
}
EXPORT_C void CAknPopupField::FocusChanged( TDrawNow aDrawNow )
{
CEikBorderedControl::FocusChanged( aDrawNow );
if( iSelectionList )
{
iSelectionList->SetFocus( IsFocused() );
}
}
void CAknPopupField::DoSizeChangedL()
{
// captioned control is supposed to set the iFormFieldRect before SizeChanged().
// note that the iLabel in Label mode is really implemented in wrong place -- popup field should not be
// responsible of the label.
__ASSERT_DEBUG(iExtension && iExtension->iFormFieldRect != TRect(0,0,0,0), Panic(EAknPanicPopupFieldNoFieldRectSet));
const TRect rect(Rect());
switch(iSelectionMode)
{
case EAknPopupFieldLabelMode:
{
#if 0
TInt mode = (( iFormMode==EAknFormModeEdit
|| iFormMode==EAknFormModeEditWideWithGraphic
|| iFormMode==EAknFormModeEditWideWithoutGraphic)
&& iButton) ? 0 : 1;
TAknTextLineLayout labelLayout(AKN_LAYOUT_TEXT_List_pane_texts__form_graphic__Line_1(0,mode));
if ( iFormMode==EAknFormModeEdit || iFormMode==EAknFormModeView )
{
labelLayout = AKN_LAYOUT_TEXT_List_pane_texts__form_graphic__Line_1(0,mode);
}
else if ( iFormMode==EAknFormModeEditWideWithoutGraphic || iFormMode==EAknFormModeViewWideWithoutGraphic )
{
labelLayout = AKN_LAYOUT_TEXT_List_pane_texts__form_graphic_wide__Line_1(0, mode, 0,0);
}
else // wide with bitmap for now use wide style
{
labelLayout = AKN_LAYOUT_TEXT_List_pane_texts__form_graphic_wide__Line_1(0, mode, 0,0);
}
TAknTextLineLayout labelLayoutFormView(AKN_LAYOUT_TEXT_Form_data_field_texts_Line_2(0));
// labelLayout.iFont = labelLayoutFormView.iFont; // for view and edit mode need same font as in form, in expanded mode use from laf
AknLayoutUtils::LayoutLabel(iLabel, rect, labelLayout, AknLayoutUtils::FontFromId(labelLayoutFormView.FontId()));
#endif
TAknTextLineLayout labelLayout(AknLayout::Form_data_field_texts_Line_2(0));
if (iFormMode == EAknFormModeEdit || iFormMode == EAknFormModeView)
{
labelLayout = AknLayout::Form_data_field_texts_Line_2(0);
}
else if ( iFormMode==EAknFormModeEditWideWithoutGraphic || iFormMode==EAknFormModeViewWideWithoutGraphic )
{
labelLayout = AknLayout::Form_data_wide_field_texts_Line_2(0);
}
else // wide with bitmap for now use wide style
{
labelLayout = AknLayout::Form_data_wide_graphic_field_texts_Line_2(0);
}
AknLayoutUtils::LayoutLabel(iLabel, iExtension ? iExtension->iFormFieldRect : Rect(), labelLayout);
if (iButton)
AknLayoutUtils::LayoutControl(iButton, rect, AKN_LAYOUT_WINDOW_List_pane_elements__form_graphic__Line_2);
if (IsInvalid())
{
if (iInvalidText)
{
iLabel->SetTextL(*iInvalidText); // takes copy
iLabel->CropText();
}
else
iLabel->SetTextL(KNullDesC);
}
else if (!IsEmpty())
{
// update the label if the text should be changed due to the size change
HBufC* newText = iValue->CurrentValueTextLC(); // ownership passed
iLabel->SetTextL(*newText); // takes copy
CleanupStack::PopAndDestroy(); // newText
iLabel->CropText();
}
else
{
if (iEmptyText)
{
iLabel->SetTextL(*iEmptyText); // takes copy
iLabel->CropText();
}
else
iLabel->SetTextL(KNullDesC);
}
// reset the border to none
if (iButton)
iButton->SetBorder(TGulBorder::ENone);
break;
}
case EAknPopupFieldSelectionListMode:
{
__ASSERT_DEBUG(iSelectionList != NULL, Panic(EAknPanicPopupFieldSelectionListDoesntExist));
iSelectionList->SetRect(rect);
AknsUtils::RegisterControlPosition(this);
AknsUtils::RegisterControlPosition(iSelectionList);
TRect listBoxRect = iExtension->iFormFieldRect; //iSelectionList->Rect();
listBoxRect.iTl = TPoint(0,0);
// Cannot use KAknsIIDNone here because highlight animation
// creation would fail in eikfrlbd.cpp (with KAknsIIDNone there
// would be no background to animate).
iSelectionList->ItemDrawer()->FormattedCellData()->SetBackgroundSkinStyle(&KAknsIIDNone, listBoxRect);
//iSelectionList->ItemDrawer()->FormattedCellData()->SetBackgroundSkinStyle(&KAknsIIDNone /*Center*/, /*Rect()*/ /*TRect(0,0,176,208)*/);
TAknLayoutRect frame_tl;
frame_tl.LayoutRect(listBoxRect, SkinLayout::Input_field_skin_placing__general__Line_2());
TAknLayoutRect frame_br;
frame_br.LayoutRect(listBoxRect, SkinLayout::Input_field_skin_placing__general__Line_5());
TRect center = TRect(frame_tl.Rect().iBr, frame_br.Rect().iTl);
//
// Skin contexts are in 3 layers:
// 1) background
// 2) form field highlight
// 3) list context
if (iExtension)
{
TRect main_pane;
AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EMainPane, main_pane );
TRect clientRect = main_pane;
TPoint ctrlPoint = PositionRelativeToScreen();
TPoint innerPoint = Rect().iTl;
clientRect.iTl.iX -= ctrlPoint.iX;
clientRect.iBr.iX -= ctrlPoint.iX;
clientRect.iTl.iY -= ctrlPoint.iY;
clientRect.iBr.iY -= ctrlPoint.iY;
clientRect.iTl.iX += innerPoint.iX;
clientRect.iBr.iX += innerPoint.iX;
clientRect.iTl.iY += innerPoint.iY;
clientRect.iBr.iY += innerPoint.iY;
//TPoint p = clientRect.iTl;
iExtension->iBgContext -> SetParentPos(main_pane.iTl);
iExtension->iBgContext -> SetRect(clientRect /*TRect(c,clientRect.Size())*/);
}
if (iExtension)
{
// Calculate formfieldRect relative to screen.
TPoint p;
p = PositionRelativeToScreen();
p.iX += iExtension->iFormFieldRect.iTl.iX;
p.iY += iExtension->iFormFieldRect.iTl.iY;
p.iX -= Rect().iTl.iX;
p.iY -= Rect().iTl.iY;
iExtension->iFrameSkinContext -> SetParentPos( p /*iSelectionList->PositionRelativeToScreen()*/ );
iExtension->iFrameSkinContext -> SetFrameRects(listBoxRect, center);
iExtension->iFrameSkinContext -> SetFrame(KAknsIIDQsnFrInput ); // frInput or frList?
iExtension->iFrameSkinContext -> SetParentContext(iExtension->iBgContext);
}
CAknsBasicBackgroundControlContext *bgContext = (CAknsBasicBackgroundControlContext*)iSelectionList->ItemDrawer()->FormattedCellData()->SkinBackgroundContext();
if (iExtension)
{
bgContext->SetParentContext(iExtension->iFrameSkinContext);
//iExtension->iFrameSkinContext -> SetParentPos( iSelectionList->PositionRelativeToScreen() );
}
TRect main_pane = iAvkonAppUi->ClientRect();
TAknLayoutRect listscroll_form_pane_rect;
listscroll_form_pane_rect.LayoutRect(main_pane, AknLayoutScalable_Avkon::listscroll_form_pane());
// set SVG icons (call SizeChanged between InitialiseRadioButtonBitmapsL and Draw)
CArrayPtr<CGulIcon> *iconarray = 0;
iconarray = iSelectionList->ItemDrawer()->FormattedCellData()->IconArray();
if (iconarray)
{
TInt iconCount = iconarray->Count();
if (iconCount)
{
TAknLayoutRect rect;
rect.LayoutRect(Rect(), AKN_LAYOUT_WINDOW_List_pane_elements__form_graphic__Line_2);
for (TInt i = 0 ; i < iconCount ; i++)
AknIconUtils::SetSize((*iconarray)[i]->Bitmap(), rect.Rect().Size());
}
}
break;
}
default:
__ASSERT_DEBUG(ETrue, Panic(EAknPanicPopupFieldUndefinedMode));
break;
}
iFlags |= EAknPopupFieldFlagInitialised;
}
EXPORT_C TKeyResponse CAknPopupField::OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType)
{
switch(iSelectionMode)
{
case EAknPopupFieldLabelMode:
{
TBool okPressed = aKeyEvent.iCode==EKeyTab || aKeyEvent.iCode == EKeyEnter || aKeyEvent.iCode == EKeyOK;
switch(aKeyEvent.iCode)
{
case EKeyTab: // fall through
case EKeyEnter: // fall through
case EKeyOK:
if ((okPressed) && (!(aKeyEvent.iModifiers&EModifierCtrl) || aKeyEvent.iModifiers&EModifierPureKeycode))
{
// note also that when page goes from view to edit mode, controls go from nonfocusing to focusing
// therefore we only want focusing controls that have the focus
if (!IsNonFocusing() && IsFocused())
{
if (!IsEmpty())
{
CreatePopoutL();
// In single click, enable highlight when opening
// with hw key
if ( iExtension
&& iExtension->iSingleClickEnabled
&& iSelectionList )
{
TKeyEvent enterEvent( aKeyEvent );
enterEvent.iCode = EKeyEnter;
iSelectionList->OfferKeyEventL(
enterEvent, aType );
}
}
else
ShowEmptyListNoteL();
return EKeyWasConsumed;
}
else
return EKeyWasNotConsumed;
}
break;
case EKeyLeftArrow: // fall through
case EKeyRightArrow:
return HandleHorizontalKeyEventL(aKeyEvent.iCode);
default:
return EKeyWasNotConsumed;
}
}
break;
case EAknPopupFieldSelectionListMode:
__ASSERT_DEBUG(iSelectionList != NULL, Panic(EAknPanicPopupFieldSelectionListDoesntExist));
return iSelectionList->OfferKeyEventL(aKeyEvent,aType);
default:
__ASSERT_DEBUG(ETrue, Panic(EAknPanicPopupFieldUndefinedMode));
break;
}
return EKeyWasConsumed;
}
EXPORT_C void CAknPopupField::HandleControlEventL(CCoeControl* aControl,TCoeEvent aEvent)
{
switch (aEvent)
{
case EEventRequestFocus: // drop through
case EEventPrepareFocusTransition:
ReportEventL(aEvent);
break;
case EEventStateChanged:
if (aControl != NULL && aControl==iButton)
CreatePopoutL();
break;
case EEventRequestExit:
break;
case EEventRequestCancel:
if ( AknLayoutUtils::PenEnabled() )
{
AttemptExitL(EFalse);
}
break;
default:
break;
}
}
EXPORT_C void CAknPopupField::ProcessCommandL(TInt aCommandId)
{
// Respond to softkey events
switch (aCommandId)
{
case EAknSoftkeyOk:
AttemptExitL(ETrue);
break;
case EAknSoftkeyCancel:
AttemptExitL(EFalse);
break;
default:
break;
}
}
EXPORT_C void CAknPopupField::HandleListBoxEventL(CEikListBox* aListBox, TListBoxEvent aEventType)
{
__ASSERT_DEBUG(iSelectionList != NULL, Panic(EAknPanicPopupFieldSelectionListDoesntExist));
if (aListBox == iSelectionList)
{
switch ( aEventType )
{
case MEikListBoxObserver::EEventItemSingleClicked:
{
CListBoxView* view = iSelectionList->View();
if ( view->CurrentItemIndex() != iExtension->iOldItemIndex )
{
view->DeselectItem( iExtension->iOldItemIndex );
iExtension->iOldItemIndex = view->CurrentItemIndex();
view->SelectItemL( iExtension->iOldItemIndex );
}
}
case MEikListBoxObserver::EEventItemDoubleClicked:
case MEikListBoxObserver::EEventEnterKeyPressed:
{
// We can't delete the selection list until it's finished
// processing the event, so call ourselves back and do it when
// the list has finished.
TCallBack cb( AttemptExitCallbackL, this );
delete iAttemptExitAsync;
iAttemptExitAsync = NULL;
iAttemptExitAsync = new ( ELeave )
CAsyncCallBack( cb, CActive::EPriorityHigh );
iAttemptExitAsync->CallBack();
}
break;
default:
break;
}
}
}
EXPORT_C TInt CAknPopupField::CountComponentControls() const
{
CCoeControl* controls[] =
{
iButton,
iLabel,
iSelectionList
};
TInt count = 0;
for (TUint ii=0; ii<sizeof(controls)/sizeof(CCoeControl*); ii++)
if (controls[ii])
count++;
return count;
}
EXPORT_C CCoeControl* CAknPopupField::ComponentControl(TInt aIndex) const
{
CCoeControl* controls[] =
{
iButton,
iLabel,
iSelectionList
};
for (TUint ii=0; ii<sizeof(controls)/sizeof(CCoeControl*); ii++)
if (controls[ii] && aIndex-- == 0)
return controls[ii];
return NULL;
}
TBool CAknPopupField::HandleInteractionConfirmedL()
{
if (IsEmpty())
{
iLabel->SetTextL(KNullDesC);
}
else if (IsInvalid())
{
if (iInvalidText)
{
iLabel->SetTextL(*iInvalidText);
iLabel->CropText();
}
else iLabel->SetTextL(KNullDesC);
ReportEventL(EEventStateChanged);
if (iObserver)
iObserver->HandlePopupFieldEventL(this, MAknPopupFieldObserver::EAknPopupFieldEventValueChange, 0);
}
else
{
HBufC* newText = iValue->CurrentValueTextLC(); // ownership passed
iLabel->SetTextL(*newText); // takes copy
CleanupStack::PopAndDestroy(); // newText
iLabel->CropText();
ReportEventL(EEventStateChanged);
if (iObserver)
iObserver->HandlePopupFieldEventL(this, MAknPopupFieldObserver::EAknPopupFieldEventValueChange, 0);
}
return ETrue;
}
void CAknPopupField::DestroyPopout()
{
if (iSelectionList)
{
iEikonEnv->RemoveFromStack(iSelectionList);
delete iSelectionList;
iSelectionList=NULL;
}
}
TBool CAknPopupField::IsEmpty() const
{
if (!iValue)
return ETrue;
if (iDecorator.MdcaCount() <= 0)
return ETrue;
return EFalse;
}
TBool CAknPopupField::IsInvalid() const
{
if (IsEmpty()) return EFalse;
TInt valueIndex = iValue->CurrentValueIndex();
if (valueIndex < 0 || valueIndex >= iDecorator.MdcaCount())
return ETrue;
return EFalse;
}
TKeyResponse CAknPopupField::HandleHorizontalKeyEventL(TUint aKeyEventCode)
{
TKeyResponse keyResponse = EKeyWasNotConsumed;
TBool finished = EFalse;
TInt decIndex = 0;
if (IsEmpty() || (iDecorator.MdcaCount() == 1 && iDecorator.DecoratedIndex(decIndex)))
finished = ETrue; // Popupfield was empty or just contained decorated item
TInt changeIndexBy = 0;
if (!finished)
{
TBool isMirrored = AknLayoutUtils::LayoutMirrored();
switch(aKeyEventCode)
{
case EKeyLeftArrow:
changeIndexBy = (isMirrored ? 1 : -1);
break;
case EKeyRightArrow:
changeIndexBy = (isMirrored ? -1 : 1);
break;
default:
finished = ETrue; // Not a horizontal key event
break;
}
}
if (!finished)
{
TInt newValue = iValue->CurrentValueIndex() + changeIndexBy;
if (newValue < 0) // cycle around
{
newValue = iValue->MdcArray()->MdcaCount() - 1;
}
else if (newValue > (iValue->MdcArray()->MdcaCount() - 1)) // cycle around
{
newValue = 0;
}
if (newValue != iValue->CurrentValueIndex())
{
iValue->SetCurrentValueIndex(newValue);
HandleInteractionConfirmedL();
DrawDeferred();
}
keyResponse = EKeyWasConsumed;
}
return keyResponse;
}
void CAknPopupField::CreatePopoutL()
{
if ( !iExtension || !iExtension->iSingleClickEnabled )
{
CreateCbaL();
}
ConstructSelectionListL();
ChangeMode(EAknPopupFieldSelectionListMode);
SetUpScrollBarL();
// need to initialize the selection so that the list box is drawn in the correct place
SetScrollBarSelectionL();
// make the selection list visible and update the scrollbar
SetScrollBarSelectionL();
__ASSERT_DEBUG(iSelectionList != NULL, Panic(EAknPanicPopupFieldSelectionListDoesntExist));
iSelectionList->MakeVisible(ETrue);
iSelectionList->ActivateL();
iSelectionList->SetFocus(ETrue);
iSelectionList->UpdateScrollBarsL();
// now let the container resize the list box
if (iObserver)
iObserver->HandlePopupFieldEventL(this, MAknPopupFieldObserver::EAknPopupFieldEventModeChange, NumLines());
}
void CAknPopupField::CreateCbaL()
{
CEikButtonGroupContainer* cba = CEikButtonGroupContainer::NewL(
CEikButtonGroupContainer::ECba,
CEikButtonGroupContainer::EHorizontal,
this, // popup field is a command observer
R_AVKON_SOFTKEYS_OK_CANCEL__OK);
delete iCba;
iCba = cba;
const TSize screenSize=iAvkonAppUi->ApplicationRect().Size(); /*TSize(AKN_LAYOUT_WINDOW_screen.iW, AKN_LAYOUT_WINDOW_screen.iH);*/
iCba->SetBoundingRect(TRect(screenSize));
}
EXPORT_C void CAknPopupField::HandleResourceChange(TInt aType)
{
EAknFormMode newMode( iFormMode );
TBool notEditable( EFalse );
switch( aType )
{
case KEikMessageCaptionedControlEditableStateChange:
{
newMode = EAknFormModeEdit;
break;
}
case KEikMessageCaptionedControlEditableStateChangeWideWithGraphic:
{
newMode = EAknFormModeEditWideWithGraphic;
break;
}
case KEikMessageCaptionedControlEditableStateChangeWideWithoutGraphic:
{
newMode = EAknFormModeEditWideWithoutGraphic;
break;
}
case KEikMessageCaptionedControlNotEditableStateChange:
{
newMode = EAknFormModeView;
notEditable = ETrue;
break;
}
case KEikMessageCaptionedControlNotEditableStateChangeWideWithGraphic:
{
newMode = EAknFormModeViewWideWithGraphic;
notEditable = ETrue;
break;
}
case KEikMessageCaptionedControlNotEditableStateChangeWideWithoutGraphic:
{
newMode = EAknFormModeViewWideWithoutGraphic;
notEditable = ETrue;
break;
}
default:
{
break;
}
}
if ( newMode != iFormMode )
{
if ( iSelectionList && notEditable
&& iSelectionMode == EAknPopupFieldSelectionListMode
&& iExtension && iExtension->iSingleClickEnabled )
{
// Edit mode to view while popup is open -> first cancel popup
AttemptExitL( EFalse );
}
else
{
__ASSERT_DEBUG( iSelectionMode == EAknPopupFieldLabelMode,
Panic( EAknPanicPopupFieldWrongMode ) );
}
iFormMode = newMode;
if ( iButton &&
( notEditable || ( iValue && iDecorator.MdcaCount() != 0 ) ) )
{
iButton->MakeVisible( !notEditable );
}
}
if ( iSelectionList && !IsEmpty() )
{
TRAP_IGNORE( InitialiseRadioButtonBitmapsL() );
}
CEikBorderedControl::HandleResourceChange(aType);
}
//---------------------------------------------------------------------------------------
// CAknPopupField::HandlePointerEventL()
// Starts popuplist or empty popuplist when popup item is clicked
//---------------------------------------------------------------------------------------
//
EXPORT_C void CAknPopupField::HandlePointerEventL(const TPointerEvent& aPointerEvent)
{
if ( AknLayoutUtils::PenEnabled() )
{
if ( aPointerEvent.iType == TPointerEvent::EButton1Up )
{
// note also that when page goes from view to edit mode, controls go from nonfocusing to focusing
// therefore we only want focusing controls that have the focus
if (!IsNonFocusing() && IsFocused())
{
if ( iExtension && iExtension->iFeedback )
{
iExtension->iFeedback->InstantFeedback(
this,
ETouchFeedbackPopUp,
ETouchFeedbackVibra,
aPointerEvent );
}
if (!IsEmpty())
{
CreatePopoutL();
}
else
{
ShowEmptyListNoteL();
}
}
}
else if ( aPointerEvent.iType == TPointerEvent::EButton1Down )
{
if (!IsNonFocusing()
&& IsFocused()
&& iExtension->iFormFieldRect.Contains( aPointerEvent.iPosition ))
{
// clicked inside popup field, will open popup or note
if ( iExtension && iExtension->iFeedback )
{
iExtension->iFeedback->InstantFeedback( ETouchFeedbackPopUp );
}
}
if ( iSelectionList && iSelectionMode == EAknPopupFieldSelectionListMode )
{
// Clicked outside popup form field, closing popup
if ( !iExtension->iFormFieldRect.Contains( aPointerEvent.iParentPosition ) )
{
if ( iExtension && iExtension->iFeedback )
{
iExtension->iFeedback->InstantFeedback( ETouchFeedbackPopUp );
}
AttemptExitL( EFalse );
}
}
}
}
}
EXPORT_C void* CAknPopupField::ExtensionInterface( TUid /*aInterface*/ )
{
return NULL;
}
EXPORT_C void CAknPopupField::Reserved_1()
{}
EXPORT_C void CAknPopupField::Reserved_2()
{}
EXPORT_C void CAknPopupField::SetAllowsUserDefinedEntry(TBool aAllows)
{
if (aAllows)
{
if (iOtherText->Length() > 0)
iFlags |= EAknPopupFieldFlagAllowsUserDefinedEntry;
}
else
iFlags &= ~EAknPopupFieldFlagAllowsUserDefinedEntry;
ConfigureDecorator();
}
EXPORT_C void CAknPopupField::ActivateSelectionListL()
{
if (!IsEmpty())
{
CreatePopoutL();
}
else
{
ShowEmptyListNoteL();
}
}
EXPORT_C void CAknPopupField::SetQueryValueL(MAknQueryValue* aValue)
{
__ASSERT_DEBUG(aValue, Panic(EAknPanicPopupFieldInvalidValue));
iValue = aValue;
if (iFlags & EAknPopupFieldFlagInitialised)
{
// put the current value text into the label
HBufC* newText = iValue->CurrentValueTextLC();
iLabel->SetTextL(*newText); // takes copy
CleanupStack::PopAndDestroy(); // newText
iLabel->CropText();
if (iObserver)
{
iObserver->HandlePopupFieldEventL( this,
MAknPopupFieldObserver::EAknPopupFieldEventValueChange, 0 );
}
}
// decorate the array from the query value
const MDesCArray* array = iValue->MdcArray();
iDecorator.SetArray(array);
}
EXPORT_C void CAknPopupField::SetFont(const CFont* aFont)
{
if (iLabel)
iLabel->SetFont(aFont);
}
EXPORT_C void CAknPopupField::SetShowIndicatorsL(TBool aShowIndicators)
{
if (!aShowIndicators)
{
if (iLayoutDecorator)
iLayoutDecorator->SetLeadingDecorationTextL(KPopFieldLeadingLayoutTextInactive);
}
}
EXPORT_C TInt CAknPopupField::NumLines() const
{
TInt lines = 0;
switch(iSelectionMode)
{
case EAknPopupFieldLabelMode:
lines = 1;
break;
case EAknPopupFieldSelectionListMode:
lines = iDecorator.MdcaCount();
break;
default:
__ASSERT_DEBUG(ETrue, Panic(EAknPanicPopupFieldUndefinedMode));
break;
}
// we must restrict ourselves to the max number of lines.
if (lines > iMaxNoLines)
lines = iMaxNoLines;
return lines;
}
EXPORT_C void CAknPopupField::SetPopupFieldObserver(MAknPopupFieldObserver* aObserver)
{
iObserver = aObserver;
}
EXPORT_C void CAknPopupField::SetEmptyListNoteL(TInt aResourceId, CAknNoteDialog::TTimeout aTimeout, CAknNoteDialog::TTone aTone)
{
iEmptyNoteResourceId = aResourceId;
iEmptyNoteTimeout = aTimeout;
iEmptyNoteTone = aTone;
}
EXPORT_C void CAknPopupField::SetEmptyTextL(const TDesC& aEmptyText)
{
HBufC* newText = aEmptyText.AllocLC();
delete iEmptyText;
iEmptyText = NULL;
iEmptyText = newText;
CleanupStack::Pop(); // newText
if (IsEmpty())
{
iLabel->SetTextL(*iEmptyText);
iLabel->CropText();
DrawDeferred();
}
}
EXPORT_C void CAknPopupField::SetOtherTextL(const TDesC& aOtherText)
{
if (aOtherText.Length() < 1)
return;
HBufC* newText = aOtherText.AllocLC();
delete iOtherText;
iOtherText = NULL;
iOtherText = newText;
CleanupStack::Pop(); // newText
ConfigureDecorator();
}
EXPORT_C void CAknPopupField::SetInvalidTextL(const TDesC& aInvalidText)
{
HBufC* newText = aInvalidText.AllocLC();
delete iInvalidText;
iInvalidText = NULL;
iInvalidText = newText;
CleanupStack::Pop(); // newText
if (IsInvalid())
{
iLabel->SetTextL(*iInvalidText);
iLabel->CropText();
}
}
EXPORT_C void CAknPopupField::CloseSelectionListL()
{
if ( iSelectionMode == EAknPopupFieldSelectionListMode
&& iSelectionList )
{
AttemptExitL( EFalse );
}
}
void CAknPopupField::ConfigureDecorator()
{
__ASSERT_DEBUG(iOtherText, Panic(EAknPanicPopupFieldUninitialisedMember));
iDecorator.SetDecorationText(*iOtherText);
iDecorator.SetActive(iFlags & EAknPopupFieldFlagAllowsUserDefinedEntry);
}
void CAknPopupField::ConstructLayoutDecoratorL()
{
if (iLayoutDecorator)
return; // already exists
iLayoutDecorator = CAknListBoxLayoutDecorator::NewL();
TPtrC textPtr(KPopFieldLeadingLayoutTextActive);
iLayoutDecorator->SetLeadingDecorationTextL(textPtr);
iLayoutDecorator->SetArray(&iDecorator);
iLayoutDecorator->SetActive(ETrue); // for now
}
void CAknPopupField::ShowEmptyListNoteL()
{
if (!iEmptyNoteResourceId)
return;
CAknNoteDialog* dlg = new (ELeave) CAknNoteDialog(iEmptyNoteTone,iEmptyNoteTimeout);
dlg->PrepareLC(iEmptyNoteResourceId);
dlg->RunLD();
}
void CAknPopupField::AttemptExitL(TBool aAccept)
{
// we must be in selection list mode in order to get the cba event
__ASSERT_DEBUG(iSelectionMode == EAknPopupFieldSelectionListMode, Panic(EAknPanicPopupFieldWrongMode));
__ASSERT_DEBUG(iSelectionList != NULL, Panic(EAknPanicPopupFieldSelectionListDoesntExist));
TBool finished = ETrue;
if (aAccept)
{
// get current selection
const TInt selection=iSelectionList->CurrentItemIndex();
TInt decoratedIndex;
TBool decorated = iDecorator.DecoratedIndex(decoratedIndex);
if (decorated && (selection == decoratedIndex))
{
TBool accepted = iValue->CreateEditorL();
if (!accepted)
{
// dialog was cancelled, so popup list must remain
finished = EFalse;
}
}
else
iValue->SetCurrentValueIndex(selection);
}
if (finished)
{
delete iCba;
iCba = NULL;
DestroyPopout();
ChangeMode(EAknPopupFieldLabelMode);
// Move up to make sure the following line is always executed
if (iObserver)
iObserver->HandlePopupFieldEventL(this, MAknPopupFieldObserver::EAknPopupFieldEventModeChange, NumLines());
if (aAccept)
HandleInteractionConfirmedL();
}
}
void CAknPopupField::ChangeMode(EAknPopupFieldSelectionMode aNewMode)
{
// change mode, and show / hide the appropriate controls
switch(aNewMode)
{
case EAknPopupFieldLabelMode:
iSelectionMode = EAknPopupFieldLabelMode;
iLabel->MakeVisible(ETrue);
if (iButton)
iButton->MakeVisible(ETrue);
break;
case EAknPopupFieldSelectionListMode:
iSelectionMode = EAknPopupFieldSelectionListMode;
iLabel->MakeVisible(EFalse);
if (iButton)
iButton->MakeVisible(EFalse);
break;
default:
__ASSERT_DEBUG(ETrue, Panic(EAknPanicPopupFieldUndefinedMode));
break;
}
}
TInt CAknPopupField::AttemptExitCallbackL(TAny* aThis)
{
if (aThis)
{
static_cast<CAknPopupField*>(aThis)->DoAttemptExitL();
}
return 0;
}
void CAknPopupField::DoAttemptExitL()
{
AttemptExitL(ETrue);
delete iAttemptExitAsync;
iAttemptExitAsync = NULL;
}
EXPORT_C void CAknPopupField::SetMaxNumberOfLinesPermitted(TInt aMaxNoLines)
{
iMaxNoLines = aMaxNoLines;
};
EXPORT_C TTypeUid::Ptr CAknPopupField::MopSupplyObject(TTypeUid aId)
{
// Only thing supplied at this level of descent in the class hierarchy
// or in the object provider chain is the cba
if ( iCba )
{
TTypeUid::Ptr myPtr( SupplyMopObject( aId, iCba ) );
if ( myPtr.Pointer() )
{
return myPtr;
}
}
return CEikBorderedControl::MopSupplyObject( aId );
}
EXPORT_C void CAknPopupField::Draw(const TRect& aRect) const
{
if ( iSelectionMode == EAknPopupFieldSelectionListMode )
{
TBool backgroundDrawn = EFalse;
if ( AknsUtils::AvkonSkinEnabled() )
{
MAknsSkinInstance* skin = AknsUtils::SkinInstance();
MAknsControlContext* edCc = AknsDrawUtils::ControlContext( this );
CWindowGc& gc = SystemGc();
backgroundDrawn = AknsDrawUtils::Background( skin, edCc, this, gc, aRect );
iLabel->SetBrushStyle(CGraphicsContext::ENullBrush);
}
if ( !backgroundDrawn )
{
// This should be the legacy behaviour (there was no draw routine before 2.0)
CEikBorderedControl::Draw( aRect );
iLabel->SetBrushStyleFromContext();
}
}
}
// End of File