author | hgs |
Fri, 23 Jul 2010 13:47:57 +0300 | |
changeset 69 | 87476091b3f5 |
parent 63 | 52b0f64eeb51 |
child 71 | 1db7cc813a4e |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: Menu view. |
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* |
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*/ |
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#include <QActionGroup> |
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|
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#include <HbAction> |
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#include <HbAbstractItemView> |
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#include <HbAbstractViewItem> |
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#include <HbGroupBox> |
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#include <HbListView> |
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#include <HbMainWindow> |
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#include <HbInstance> |
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#include <HbSearchPanel> |
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#include <HbPushButton> |
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#include <HbToolBar> |
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#include <HbView> |
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#include <HbToolBarExtension> |
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#include <HbShrinkingVkbHost> |
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#include "hsallappsstate.h" |
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#include "hsallcollectionsstate.h" |
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#include "hscollectionstate.h" |
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#include "hsmainwindow.h" |
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#include "hsmenuitemmodel.h" |
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#include "hsmenuview.h" |
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#include "hslistviewitem.h" |
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#include "hssearchview.h" |
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/*! |
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\class HsMenuView |
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\ingroup group_hsmenustateplugin |
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\brief Menu View. |
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Provides UI for Application Library states. |
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\sa HsAppLibraryState |
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*/ |
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/*! |
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69 | 55 |
Retrieves UI objects for a requested context and sets up signals' connections. |
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\param builder Menu View builder. |
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\param stateContext Variable representing view context the view is to be prepared for. |
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\param mainWindow Object responsible for making a given view |
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a currently displayed view. |
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*/ |
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HsMenuView::HsMenuView(HsMenuViewBuilder &builder, |
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HsStateContext stateContext, |
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HsMainWindow &mainWindow): |
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mBuilder(builder), |
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mStateContext(stateContext), |
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mOperationalContext(HsItemViewContext), |
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mMainWindow(mainWindow), |
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mHsSearchView(new HsSearchView(mBuilder, mStateContext, mMainWindow)) |
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{ |
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synchronizeCache(); |
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connect(mListView, |
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SIGNAL(activated(QModelIndex)), |
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this, SIGNAL(activated(QModelIndex))); |
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connect(mListView, |
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SIGNAL(longPressed(HbAbstractViewItem *, QPointF)), |
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this, SIGNAL(longPressed(HbAbstractViewItem *, QPointF))); |
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connect(mHsSearchView.data(), SIGNAL(activated(QModelIndex)), |
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this, SIGNAL(activated(QModelIndex))); |
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connect(mHsSearchView.data(), |
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SIGNAL(longPressed(HbAbstractViewItem *, QPointF)), |
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this, SIGNAL(longPressed(HbAbstractViewItem *, QPointF))); |
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} |
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/*! |
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Empty. |
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*/ |
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HsMenuView::~HsMenuView() |
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{ |
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} |
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/*! |
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Sets model for list item view if available in current context otherwise |
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ingores the request. |
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\param model Model the view is to represent in HsItemViewMode. |
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*/ |
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void HsMenuView::setModel(HsMenuItemModel *model) |
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{ |
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HSMENUTEST_FUNC_ENTRY("HsMenuView::setModel"); |
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69 | 105 |
if (mListView != NULL) { |
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if (mListView->model()) { |
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disconnect(mListView->model(), |
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SIGNAL(scrollTo(int, QAbstractItemView::ScrollHint)), |
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this, |
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SLOT(scrollToRow(int, QAbstractItemView::ScrollHint))); |
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disconnect(mListView->model(), SIGNAL(countChange()), |
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this, |
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SIGNAL(listViewChange())); |
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} |
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mListView->setModel(model, new HsListViewItem()); |
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69 | 118 |
if (mListView->model()) { |
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connect(mListView->model(), |
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SIGNAL(scrollTo(int, QAbstractItemView::ScrollHint)), |
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this, |
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SLOT(scrollToRow(int, QAbstractItemView::ScrollHint))); |
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connect(mListView->model(), SIGNAL(countChange()), |
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this, |
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SIGNAL(listViewChange())); |
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} |
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} |
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69 | 129 |
HSMENUTEST_FUNC_EXIT("HsMenuView::setModel"); |
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} |
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/*! |
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\return View widget of the menu view. |
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*/ |
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HbView *HsMenuView::view() const |
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{ |
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return mView; |
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} |
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/*! |
69 | 142 |
\return List view widget of the menu view |
143 |
if available in the context or NULL otherwise. |
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*/ |
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HbListView *HsMenuView::listView() const |
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{ |
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return mListView; |
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} |
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|
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/*! |
69 | 151 |
Returns label appropriate for the view. |
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\return Pointer to the label |
|
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if available in the context or NULL otherwise. |
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*/ |
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HbGroupBox *HsMenuView::viewLabel() const |
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{ |
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return mViewLabel; |
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} |
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||
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/*! |
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\return Collection button |
|
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if available in the context or NULL otherwise. |
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*/ |
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HbPushButton *HsMenuView::contentButton() const |
|
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{ |
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return mAddContentButton; |
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} |
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|
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/*! |
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Makes search panel visible. |
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Equivalent to \a setSearchPanelVisible(true) |
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*/ |
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void HsMenuView::showSearchPanel() |
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{ |
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HSMENUTEST_FUNC_ENTRY("HsMenuView::showSearchPanel"); |
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|
69 | 177 |
mHsSearchView->setSearchPanelVisible(true); |
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HSMENUTEST_FUNC_EXIT("HsMenuView::showSearchPanel"); |
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} |
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|
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/*! |
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Makes search panel invisible. |
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Equivalent to \a setSearchPanelVisible(false). |
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*/ |
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void HsMenuView::hideSearchPanel() |
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{ |
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HSMENUTEST_FUNC_ENTRY("HsMenuView::hideSearchPanel"); |
69 | 189 |
|
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mHsSearchView->setSearchPanelVisible(false); |
|
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||
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HSMENUTEST_FUNC_EXIT("HsMenuView::hideSearchPanel"); |
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} |
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194 |
|
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/*! |
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Disable or enable search action button. |
69 | 197 |
\param disable If true action gets disabled. |
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*/ |
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void HsMenuView::disableSearch(bool disable) |
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{ |
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mBuilder.searchAction()->setDisabled(disable); |
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} |
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|
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/*! |
69 | 205 |
Scrolls list item view to requested row. |
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\param row The row which is to get at the position pointed by \a hint. |
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\param hint Position in the view the row should be scrolled to. |
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*/ |
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void HsMenuView::scrollToRow(int row, QAbstractItemView::ScrollHint hint) |
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{ |
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HSMENUTEST_FUNC_ENTRY("HsMenuView::scrollToRow"); |
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|
69 | 213 |
if (mListView != NULL) { |
214 |
mListView->scrollTo( |
|
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mListView->model()->index(row, 0), convertScrollHint(hint)); |
|
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} |
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|
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HSMENUTEST_FUNC_EXIT("HsMenuView::scrollToRow"); |
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} |
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|
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/*! |
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Converts scroll hints. |
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\param Qt hint Where the target item should be positioned in |
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visible area after scroll. |
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\return Orbit version of hint |
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*/ |
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HbAbstractItemView::ScrollHint HsMenuView::convertScrollHint( |
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QAbstractItemView::ScrollHint hint) |
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{ |
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switch (hint) { |
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case QAbstractItemView::EnsureVisible: |
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return HbAbstractItemView::EnsureVisible; |
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case QAbstractItemView::PositionAtTop: |
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return HbAbstractItemView::PositionAtTop; |
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case QAbstractItemView::PositionAtBottom: |
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return HbAbstractItemView::PositionAtBottom; |
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default: |
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return HbAbstractItemView::PositionAtCenter; |
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} |
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} |
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|
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/*! |
69 | 243 |
Add the view to main window and connect search action with \a showSearchPanel |
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slot of the window. |
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*/ |
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void HsMenuView::activate() |
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{ |
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mMainWindow.setCurrentView(mView); |
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connect(mBuilder.searchAction(), SIGNAL(triggered()), |
69 | 250 |
this, SLOT(showSearchPanel()), Qt::UniqueConnection); |
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} |
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252 |
|
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/*! |
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Disconnects search action and disconnects \a showSearchPanel slot from the window. |
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*/ |
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void HsMenuView::inactivate() |
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{ |
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// handle app key event |
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mBuilder.toolBarExtension()->close(); |
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|
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disconnect(mBuilder.searchAction(), SIGNAL(triggered()), |
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this, SLOT(showSearchPanel())); |
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} |
69 | 264 |
|
265 |
/*! |
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266 |
Makes a new view to be activated. Ensure navigation action and view label |
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267 |
heading are preserved after reset. |
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268 |
\param operationalContext Context indicating which view to activate. |
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269 |
*/ |
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void HsMenuView::reset(HsOperationalContext operationalContext) |
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271 |
{ |
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272 |
QString viewLabelHeading; |
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273 |
||
274 |
// before changing context read current view label heading ... |
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275 |
synchronizeCache(); |
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276 |
||
277 |
if (mBuilder.currentViewLabel() != 0) { |
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278 |
viewLabelHeading = mBuilder.currentViewLabel()->heading(); |
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279 |
} |
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280 |
// ... and back-key action |
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281 |
HbAction *const backKeyAction(mView->navigationAction()); |
|
282 |
||
283 |
// now we can switch the context |
|
284 |
||
285 |
if (operationalContext != HsSearchContext) { |
|
286 |
||
287 |
mOperationalContext = operationalContext; |
|
288 |
synchronizeCache(); |
|
289 |
||
290 |
if (mBuilder.currentViewLabel() != 0) { |
|
291 |
mBuilder.currentViewLabel()->setHeading(viewLabelHeading); |
|
292 |
} |
|
293 |
||
294 |
mView->setNavigationAction(backKeyAction); |
|
295 |
||
296 |
} else { |
|
297 |
showSearchPanel(); |
|
298 |
} |
|
299 |
} |
|
300 |
||
301 |
/*! |
|
302 |
Builder can be shared between many instances of HsMenuView |
|
303 |
being in different contexts. Before using builder make sure |
|
304 |
it is in context matching the current HsMenuView. |
|
305 |
*/ |
|
306 |
||
307 |
void HsMenuView::switchBuilderContext() { |
|
308 |
mBuilder.setStateContext(mStateContext); |
|
309 |
mBuilder.setOperationalContext(mOperationalContext); |
|
310 |
} |
|
311 |
||
312 |
/*! |
|
313 |
Updates internal data references to widgets. |
|
314 |
*/ |
|
315 |
void HsMenuView::synchronizeCache() |
|
316 |
{ |
|
317 |
switchBuilderContext(); |
|
318 |
||
319 |
mView = mBuilder.currentView(); |
|
320 |
mListView = mBuilder.currentListView(); |
|
321 |
mViewLabel = mBuilder.currentViewLabel(); |
|
322 |
mAddContentButton = mBuilder.currentAddContentButton(); |
|
323 |
} |