author | hgs |
Wed, 06 Oct 2010 16:06:24 +0300 | |
changeset 97 | 66b5fe3c07fd |
parent 86 | e4f038c420f7 |
child 98 | e6f74eb7f69f |
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 <HbToolBar> |
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#include <HbView> |
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#include <HbToolBarExtension> |
63 | 30 |
#include <HbShrinkingVkbHost> |
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#include <HbScrollBar> |
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|
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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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/*! |
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\class HsMenuView |
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\ingroup group_hsmenustateplugin |
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|
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\brief Menu View. |
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|
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Provides UI for Application Library states. |
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|
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\sa HsAppLibraryState |
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*/ |
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/*! |
81 | 54 |
\fn void activated(const QModelIndex &index); |
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\param index of activated item. |
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Emitted on tap event on the list view. |
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*/ |
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81 | 59 |
/*! |
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\fn void longPressed(HbAbstractViewItem *item, const QPointF &coords); |
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\param item List element that was long-pressed. |
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\param coords Coordinates of the long-press. |
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Emitted on long-press event on the list view |
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*/ |
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/*! |
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\fn void listViewChange(); |
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Emitted on model count change for current model |
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\see void setModel(QAbstractItemModel *model) |
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*/ |
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/*! |
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69 | 71 |
Retrieves UI objects for a requested context and sets up signals' connections. |
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\param builder Menu View builder. |
69 | 74 |
\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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*/ |
69 | 78 |
HsMenuView::HsMenuView(HsMenuViewBuilder &builder, |
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HsStateContext stateContext, |
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HsMainWindow &mainWindow): |
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mBuilder(builder), |
69 | 82 |
mStateContext(stateContext), |
83 |
mOperationalContext(HsItemViewContext), |
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mMainWindow(mainWindow), |
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mHsSearchView(new HsSearchView(mBuilder, mStateContext, mMainWindow)) |
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{ |
69 | 87 |
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))); |
71 | 95 |
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69 | 96 |
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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connect(mHsSearchView.data(), SIGNAL(searchComplete(QModelIndex)), |
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this, SLOT(handleSearchComplete(QModelIndex))); |
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} |
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/*! |
69 | 106 |
Empty. |
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*/ |
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HsMenuView::~HsMenuView() |
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{ |
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} |
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/*! |
69 | 114 |
Sets model for list item view if available in current context otherwise |
115 |
ingores the request. |
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\param model Model the view is to represent in HsItemViewMode. |
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*/ |
71 | 119 |
void HsMenuView::setModel(QAbstractItemModel *model) |
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{ |
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HSMENUTEST_FUNC_ENTRY("HsMenuView::setModel"); |
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|
69 | 123 |
if (mListView != NULL) { |
124 |
if (mListView->model()) { |
|
125 |
disconnect(mListView->model(), |
|
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SIGNAL(scrollTo(int, QAbstractItemView::ScrollHint)), |
|
127 |
this, |
|
128 |
SLOT(scrollToRow(int, QAbstractItemView::ScrollHint))); |
|
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disconnect(mListView->model(), SIGNAL(countChange()), |
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this, |
|
81 | 131 |
SIGNAL(listViewChange())); |
69 | 132 |
} |
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|
71 | 134 |
mListView->setItemPixmapCacheEnabled(true); // TODO: remove when enabled from default |
69 | 135 |
mListView->setModel(model, new HsListViewItem()); |
97 | 136 |
mListView->verticalScrollBar()->setInteractive(true); |
69 | 137 |
if (mListView->model()) { |
138 |
connect(mListView->model(), |
|
139 |
SIGNAL(scrollTo(int, QAbstractItemView::ScrollHint)), |
|
140 |
this, |
|
141 |
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 | 148 |
HSMENUTEST_FUNC_EXIT("HsMenuView::setModel"); |
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} |
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|
71 | 151 |
/*! |
81 | 152 |
Returns model for list item view or null if list view is not available. |
71 | 153 |
*/ |
154 |
QAbstractItemModel *HsMenuView::model() const |
|
155 |
{ |
|
81 | 156 |
if (mListView != NULL) { |
157 |
return mListView->model(); |
|
158 |
} else { |
|
159 |
return NULL; |
|
160 |
} |
|
71 | 161 |
} |
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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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170 |
|
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/*! |
71 | 172 |
\return List view widget of the menu view |
69 | 173 |
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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179 |
|
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/*! |
69 | 181 |
Returns label appropriate for the view. |
71 | 182 |
\return Pointer to the label |
69 | 183 |
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; |
188 |
} |
|
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||
190 |
/*! |
|
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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 | 198 |
mHsSearchView->setSearchPanelVisible(true); |
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199 |
|
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HSMENUTEST_FUNC_EXIT("HsMenuView::showSearchPanel"); |
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} |
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202 |
|
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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 | 210 |
|
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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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215 |
|
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/*! |
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Disable or enable search action button. |
69 | 218 |
\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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/*! |
97 | 226 |
Disable or enable ovi store action button. |
227 |
\param disable If true action gets disabled. |
|
228 |
*/ |
|
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void HsMenuView::disableOviStore(bool disable) |
|
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{ |
|
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if (mBuilder.oviStoreAction()) { |
|
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mBuilder.oviStoreAction()->setDisabled(disable); |
|
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} |
|
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if (mBuilder.operatorAction()) { |
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mBuilder.operatorAction()->setDisabled(disable); |
|
236 |
} |
|
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if (mBuilder.toolBarExtensionAction()) { |
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mBuilder.toolBarExtensionAction()->setDisabled(disable); |
|
239 |
} |
|
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} |
|
241 |
||
242 |
/*! |
|
69 | 243 |
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 | 251 |
if (mListView != NULL) { |
252 |
mListView->scrollTo( |
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mListView->model()->index(row, 0), convertScrollHint(hint)); |
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} |
|
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255 |
|
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HSMENUTEST_FUNC_EXIT("HsMenuView::scrollToRow"); |
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} |
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258 |
|
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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 | 281 |
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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{ |
81 | 286 |
if (!mHsSearchView->isActive()) { |
287 |
mMainWindow.setCurrentView(mView); |
|
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connect(mBuilder.searchAction(), SIGNAL(triggered()), |
|
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this, SLOT(showSearchPanel()), Qt::UniqueConnection); |
|
290 |
} |
|
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} |
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292 |
|
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/*! |
69 | 294 |
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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300 |
|
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disconnect(mBuilder.searchAction(), SIGNAL(triggered()), |
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this, SLOT(showSearchPanel())); |
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} |
69 | 304 |
|
305 |
/*! |
|
306 |
Makes a new view to be activated. Ensure navigation action and view label |
|
307 |
heading are preserved after reset. |
|
308 |
\param operationalContext Context indicating which view to activate. |
|
309 |
*/ |
|
310 |
void HsMenuView::reset(HsOperationalContext operationalContext) |
|
311 |
{ |
|
312 |
QString viewLabelHeading; |
|
313 |
||
314 |
// before changing context read current view label heading ... |
|
315 |
synchronizeCache(); |
|
316 |
||
317 |
if (mBuilder.currentViewLabel() != 0) { |
|
318 |
viewLabelHeading = mBuilder.currentViewLabel()->heading(); |
|
319 |
} |
|
320 |
// ... and back-key action |
|
321 |
HbAction *const backKeyAction(mView->navigationAction()); |
|
322 |
||
323 |
// now we can switch the context |
|
71 | 324 |
mOperationalContext = operationalContext; |
325 |
synchronizeCache(); |
|
69 | 326 |
|
71 | 327 |
if (mBuilder.currentViewLabel() != 0) { |
328 |
mBuilder.currentViewLabel()->setHeading(viewLabelHeading); |
|
69 | 329 |
} |
71 | 330 |
mView->setNavigationAction(backKeyAction); |
69 | 331 |
} |
332 |
||
333 |
/*! |
|
334 |
Builder can be shared between many instances of HsMenuView |
|
335 |
being in different contexts. Before using builder make sure |
|
336 |
it is in context matching the current HsMenuView. |
|
337 |
*/ |
|
338 |
||
71 | 339 |
void HsMenuView::switchBuilderContext() |
340 |
{ |
|
69 | 341 |
mBuilder.setStateContext(mStateContext); |
342 |
mBuilder.setOperationalContext(mOperationalContext); |
|
343 |
} |
|
344 |
||
345 |
/*! |
|
346 |
Updates internal data references to widgets. |
|
347 |
*/ |
|
348 |
void HsMenuView::synchronizeCache() |
|
349 |
{ |
|
350 |
switchBuilderContext(); |
|
351 |
||
352 |
mView = mBuilder.currentView(); |
|
353 |
mListView = mBuilder.currentListView(); |
|
354 |
mViewLabel = mBuilder.currentViewLabel(); |
|
355 |
} |
|
81 | 356 |
|
357 |
||
358 |
/*! |
|
359 |
Slot. |
|
360 |
\param firstMatching Index of first item of search result. |
|
361 |
If menu view is about to show it scrolls the list to \a firstMatching. |
|
362 |
Makes view represented by the object main view of the application. |
|
363 |
*/ |
|
364 |
void HsMenuView::handleSearchComplete(const QModelIndex& firstMatching) |
|
365 |
{ |
|
366 |
if (mListView != NULL) { |
|
367 |
mListView->scrollTo(firstMatching, HbAbstractItemView::PositionAtTop); |
|
368 |
} |
|
369 |
||
370 |
activate(); |
|
371 |
} |