notes/notesui/notesviews/src/notescollectionview.cpp
changeset 18 c198609911f9
child 23 fd30d51f876b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/notes/notesui/notesviews/src/notescollectionview.cpp	Fri Apr 16 14:57:40 2010 +0300
@@ -0,0 +1,405 @@
+/*
+* Copyright (c) 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:
+* Definition file for NotesCollectionView class.
+*
+*/
+
+// System includes
+#include <QDebug>
+#include <HbListWidget>
+#include <HbListWidgetItem>
+#include <HbAction>
+#include <HbTextEdit>
+#include <HbInstance>
+#include <HbMainWindow>
+#include <HbMenu>
+#include <HbDialog>
+#include <HbLabel>
+#include <HbAbstractViewItem>
+#include <HbGroupBox>
+
+// User includes
+#include "notescollectionview.h"
+#include "notescommon.h"
+#include "notesdocloader.h"
+#include "agendautil.h"
+#include "notesmodel.h"
+#include "noteseditor.h"
+#include "notessortfilterproxymodel.h"
+
+/*!
+	\class NotesCollectionView
+	\brief The main view of the notes application. Responsible for displaying
+			notes and todos.
+
+	\sa NotesViewManager
+ */
+
+/*!
+	Constructs the NotesCollectionView object.
+
+	\param parent The parent of type QGraphicsWidget.
+ */
+NotesCollectionView::NotesCollectionView(QGraphicsWidget *parent)
+:HbView(parent)
+{
+	qDebug() << "notes: NotesCollectionView::NotesCollectionView -->";
+
+	// Nothing yet.
+
+	qDebug() << "notes: NotesCollectionView::NotesCollectionView <--";
+}
+
+/*!
+	Destructor.
+ */
+NotesCollectionView::~NotesCollectionView()
+{
+	qDebug() << "notes: NotesCollectionView::~NotesCollectionView -->";
+
+	if (mDocLoader) {
+		delete mDocLoader;
+		mDocLoader = 0;
+	}
+
+	qDebug() << "notes: NotesCollectionView::~NotesCollectionView <--";
+}
+
+/*!
+	Called by the NotesViewManager after loading the view from the docml.
+	The initializaion/setup of the view is done here.
+
+	\param controller The NotesAppController object.
+	\param docLoader Pointer to NotesDocLoader object.
+ */
+void NotesCollectionView::setupView(
+		NotesAppControllerIf &controllerIf, NotesDocLoader *docLoader)
+{
+	qDebug() << "notes: NotesCollectionView::setupView -->";
+
+	mDocLoader = docLoader;
+	mAppControllerIf = &controllerIf;
+	mNotesModel = mAppControllerIf->notesModel();
+	mAgendaUtil = mAppControllerIf->agendaUtil();
+
+	connect(
+			mAgendaUtil, SIGNAL(entriesChanged(QList<ulong>)),
+			this, SLOT(updateData(QList<ulong>)));
+
+	connect(
+			mAgendaUtil, SIGNAL(entryAdded(ulong)),
+			this, SLOT(updateData(ulong)));
+
+	connect(
+			mAgendaUtil, SIGNAL(entryDeleted(ulong)),
+			this, SLOT(updateData(ulong)));
+
+	mFavouriteModel = new NotesSortFilterProxyModel(*mAgendaUtil, this);
+	mFavouriteModel->setDynamicSortFilter(true);
+	mFavouriteModel->setFilterRole(NotesNamespace::FavouriteRole);
+	mFavouriteModel->setFilterRegExp(QRegExp("favourites"));
+	mFavouriteModel->setSourceModel(mAppControllerIf->notesModel()->sourceModel());
+	connect(
+			mFavouriteModel, SIGNAL(rowsInserted(QModelIndex, int, int)),
+			this, SLOT(updateFavouritesCount(QModelIndex, int, int)));
+	connect(
+			mFavouriteModel, SIGNAL(rowsRemoved(QModelIndex, int, int)),
+			this, SLOT(updateFavouritesCount(QModelIndex, int, int)));
+
+	// Get the list object from the document and update the model.
+	mListWidget = static_cast<HbListWidget *> (
+			mDocLoader->findWidget("listWidget"));
+	connect(
+			mListWidget, SIGNAL(activated(HbListWidgetItem *)),
+			this, SLOT(handleActivated(HbListWidgetItem *)));
+
+	// Populate the content of the view.
+	populateListView();
+
+	// Get the toolbar/menu actions.
+	mAllNotesAction = static_cast<HbAction *> (
+			mDocLoader->findObject("allNotesAction"));
+	Q_ASSERT_X(
+			mAllNotesAction,
+			"notescollectionview.cpp",
+			"Unable to find allNotesAction.");
+	connect(
+			mAllNotesAction, SIGNAL(triggered()),
+			this, SLOT(displayAllNotesView()));
+
+	mViewCollectionAction = static_cast<HbAction *> (
+			mDocLoader->findObject("collectionsViewAction"));
+	Q_ASSERT_X(
+			mViewCollectionAction,
+			"notescollectionview.cpp",
+			"Unable to find viewCollectionAction.");
+	mViewCollectionAction->setCheckable(true);
+	mViewCollectionAction->setChecked(true);
+	connect(
+			mViewCollectionAction, SIGNAL(changed()),
+			this, SLOT(handleActionStateChanged()));
+	connect(
+			mViewCollectionAction, SIGNAL(triggered()),
+			this, SLOT(resetCollectionView()));
+
+	mAddNoteAction = static_cast<HbAction *> (
+			mDocLoader->findObject("newNoteAction"));
+	Q_ASSERT_X(
+			mAddNoteAction,
+			"notescollectionview.cpp",
+			"Unable to find addNoteAction.");
+	connect(
+			mAddNoteAction, SIGNAL(triggered()),
+			this, SLOT(createNewNote()));
+
+	// Check orientation and update the toolbar action's text
+	// icons in potriat mode and icons + text in landscape mode.
+	HbMainWindow *window = hbInstance->allMainWindows().first();
+	updateToolbarTexts(window->orientation());
+	connect(
+			window, SIGNAL(orientationChanged(Qt::Orientation)),
+			this, SLOT(updateToolbarTexts(Qt::Orientation)));
+
+	qDebug() << "notes: NotesCollectionView::setupView <--";
+}
+
+/*!
+	Displays all notes view.
+ */
+void NotesCollectionView::displayAllNotesView()
+{
+	qDebug() << "notes: NotesMainView::displayAllNotesView -->";
+
+	// Switch to collections view.
+	mAppControllerIf->switchToView(NotesNamespace::NotesMainViewId);
+
+	qDebug() << "notes: NotesMainView::displayAllNotesView <--";
+}
+
+/*!
+	Refreshes the content of the collection view if needed.
+ */
+void NotesCollectionView::resetCollectionView()
+{
+	qDebug() << "notes: NotesCollectionView::resetCollectionView -->";
+
+	QString countString("(%1)");
+
+	// Get the count of to-dos.
+	QList<ulong> entries = mAgendaUtil->entryIds(
+				(AgendaUtil::FilterFlags)
+				(AgendaUtil::IncludeCompletedTodos
+				| AgendaUtil::IncludeIncompletedTodos));
+	// Update the count of to-do's.
+	HbListWidgetItem *item = mListWidget->item(0);
+	item->setSecondaryText(countString.arg(QString::number(entries.count())));
+
+	// Get the count of notes.
+	entries = mAgendaUtil->entryIds(AgendaUtil::IncludeNotes);
+	// Update the count of notes in the view.
+	item = mListWidget->item(2);
+	item->setSecondaryText(countString.arg(QString::number(entries.count())));
+
+	qDebug() << "notes: NotesCollectionView::resetCollectionView <--";
+}
+
+/*!
+	Create a new Note
+ */
+void NotesCollectionView::createNewNote()
+{
+	qDebug() << "notes: NotesMainView::createNewNote -->";
+
+	// Here we Display an editor to the use to enter text.
+	mNotesEditor = new NotesEditor(mAgendaUtil, this);
+	connect(
+			mNotesEditor, SIGNAL(editingCompleted(bool)),
+			this, SLOT(handleEditingCompleted(bool)));
+
+	mNotesEditor->create(NotesEditor::CreateNote);
+
+	qDebug() << "notes: NotesMainView::createNewNote <--";
+}
+
+/*!
+	Handles editing complete of the notes editor
+ */
+void NotesCollectionView::handleEditingCompleted(bool status)
+{
+	qDebug() << "notes: NotesMainView::handleEditingCompleted -->";
+
+	Q_UNUSED(status)
+
+	// Refresh the content of the view.
+	resetCollectionView();
+
+	// Cleanup.
+	mNotesEditor->deleteLater();
+
+	qDebug() << "notes: NotesMainView::handleEditingCompleted <--";
+}
+
+/*!
+	Updates the view data in case of changes in the database.
+	Handles the case when entry is added or deleted by notes application.
+ */
+void NotesCollectionView::updateData(ulong id)
+{
+	qDebug() << "notes: NotesMainView::updateData -->";
+
+	Q_UNUSED(id)
+
+	// Refresh the content of the view.
+	resetCollectionView();
+
+	qDebug() << "notes: NotesMainView::updateData <--";
+}
+
+/*!
+	Updates the view data in case of changes in the database.
+	Handles the case when db is updated by a different client.
+ */
+void NotesCollectionView::updateData(QList<ulong> ids)
+{
+	qDebug() << "notes: NotesMainView::updateData -->";
+
+	Q_UNUSED(ids)
+
+	// Refresh the content of the view.
+	resetCollectionView();
+
+	qDebug() << "notes: NotesMainView::updateData <--";
+}
+
+/*!
+	Handles the case when a list item is activated and the corresponding
+	collections view (viz., notes, to-dos, favourites) is opened.
+
+	\param item The item that was activated.
+ */
+void NotesCollectionView::handleActivated(HbListWidgetItem *item)
+{
+	QString secondary = item->secondaryText();
+	QString primary = item->text();
+
+	switch (mListWidget->row(item)) {
+		case 0:
+			// To-do item selected. Switch to to-do view.
+			mAppControllerIf->switchToView(NotesNamespace::NotesTodoViewId);
+			break;
+
+		case 1:
+			// Favorites item selected. Switch to favorites view.
+			mAppControllerIf->switchToView(
+					NotesNamespace::NotesFavoritesViewId);
+			break;
+
+		case 2:
+			// Recent notes item selected.
+			mAppControllerIf->switchToView(
+					NotesNamespace::NotesNoteViewId);
+			break;
+
+		default:
+			// Nothing yet.
+			break;
+	}
+}
+
+/*!
+	Updates the number of favourites displayed.
+
+	\sa QAbstractItemModel
+ */
+void NotesCollectionView::updateFavouritesCount(
+		const QModelIndex &index, int start, int end)
+{
+	Q_UNUSED(index)
+	Q_UNUSED(start)
+	Q_UNUSED(end)
+
+	// Update the count of notes in the view.
+	QString countString("(%1)");
+	HbListWidgetItem *item = mListWidget->item(1);
+	item->setSecondaryText(countString.arg(mFavouriteModel->rowCount()));
+}
+
+/*!
+	Populate the content of the view.
+ */
+void NotesCollectionView::populateListView()
+{
+	qDebug() << "notes: NotesCollectionView::populateListView -->";
+
+	QString countString(hbTrId("[%1]"));
+	// Add To-do's item.
+	HbListWidgetItem *item = new HbListWidgetItem;
+	item->setText(hbTrId("txt_notes_list_todos"));
+	// Get the number of to-do entries.
+	QList<ulong> entries = mAgendaUtil->entryIds(
+			(AgendaUtil::FilterFlags)
+			(AgendaUtil::IncludeCompletedTodos
+			| AgendaUtil::IncludeIncompletedTodos));
+	item->setSecondaryText(countString.arg(QString::number(entries.count())));
+	mListWidget->addItem(item);
+
+	// Add Favorites item.
+	item = new HbListWidgetItem;
+	item->setText(hbTrId("txt_notes_list_favorites"));
+	item->setSecondaryText(countString.arg(mFavouriteModel->rowCount()));
+	mListWidget->addItem(item);
+
+	// Get the number of notes.
+	entries = mAgendaUtil->entryIds(AgendaUtil::IncludeNotes);
+	// Add Recent notes item.
+	item = new HbListWidgetItem;
+	item->setText(hbTrId("txt_notes_list_recent_notes"));
+	item->setSecondaryText(countString.arg(QString::number(entries.count())));
+	mListWidget->addItem(item);
+
+	qDebug() << "notes: NotesCollectionView::populateListView <--";
+}
+
+/*!
+	Slot to handle the case when the state of an action has changed.
+ */
+void NotesCollectionView::handleActionStateChanged()
+{
+	qDebug() << "notes: NotesCollectionView::handleActionStateChanged -->";
+
+	mViewCollectionAction->setChecked(true);
+
+	qDebug() << "notes: NotesCollectionView::handleActionStateChanged <--";
+}
+
+/*!
+	Update the toolbar actions texts on orientation change.
+ */
+void NotesCollectionView::updateToolbarTexts(Qt::Orientation orientation)
+{
+	if (Qt::Horizontal == orientation) {
+		// Set the text in landscape mode
+		mAllNotesAction->setText(hbTrId("txt_notes_button_all"));
+		mViewCollectionAction->setText(hbTrId("txt_notes_button_collections"));
+		mAddNoteAction->setText(hbTrId("txt_notes_button_new_note"));
+	} else if( Qt::Vertical == orientation) {
+		// Set empty text in portriat mode so that only icons are visible.
+		mAllNotesAction->setText("");
+		mViewCollectionAction->setText("");
+		mAddNoteAction->setText("");
+	}
+}
+
+// End of file	--Don't remove this.