emailuis/nmailui/src/nmattachmentlist.cpp
changeset 18 578830873419
child 20 ecc8def7944a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/emailuis/nmailui/src/nmattachmentlist.cpp	Fri Apr 16 14:51:52 2010 +0300
@@ -0,0 +1,215 @@
+/*
+* 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: Class for handling the attachment list
+*
+*/
+
+#include "nmuiheaders.h"
+
+/*!
+	\class NmAttachmentList
+	\brief Class for handling the attachment list
+*/
+
+/*!
+    Constructor
+*/
+NmAttachmentList::NmAttachmentList(NmAttachmentListWidget *listWidget)
+: mListWidget(listWidget)
+{
+    updateLayout();
+}
+
+/*!
+    Destructor
+*/
+NmAttachmentList::~NmAttachmentList()
+{ 
+    clearList();
+}
+
+/*!
+    Insert new list item. Returns the count of the attachment in list
+*/
+int NmAttachmentList::insertAttachment(
+    const QString &fullFileName,
+    const QString &fileSize,
+    const NmId &attachmentPartId)
+{
+    QString displayName = fullNameToDisplayName(fullFileName);
+    mFullFileName.append(fullFileName);
+    mDisplayFileName.append(displayName);
+    mAttachmentPartId.append(attachmentPartId);
+    mFileSize.append(fileSize);
+    mListWidget->insertAttachment(count() - 1, displayName, createSizeString(fileSize));
+    updateLayout();
+    return count() - 1;
+}
+
+/*!
+    Set attachmentPartId of the list item. Because there can be several attachments with
+    same filename, function will search the one which nmid is not set.
+*/
+void NmAttachmentList::setAttachmentPartId(const QString fullFileName, const NmId &attachmentPartId)
+{
+    for (int i=0; i<count(); ++i) {
+        if (mFullFileName.at(i) == fullFileName && mAttachmentPartId.at(i).id() == 0) {
+            mAttachmentPartId.replace(i, attachmentPartId);
+        }
+    }
+}
+
+/*!
+    Set fileSize of the attachment.
+*/
+void NmAttachmentList::setAttachmentSize(const NmId &attachmentPartId, const QString &size)
+{
+    for (int i=0; i<count(); ++i) {
+        if (mAttachmentPartId.at(i) == attachmentPartId) {
+            mFileSize.replace(i, size);
+        }
+    }
+}
+
+/*!
+    Remove attachment from list position
+*/
+void NmAttachmentList::removeAttachment(int arrayIndex)
+{
+    if (arrayIndex < count()) {
+        // Remove UI
+        mListWidget->removeAttachment(arrayIndex);
+        // Remove from data structure
+        mFullFileName.removeAt(arrayIndex);
+        mDisplayFileName.removeAt(arrayIndex);
+        mAttachmentPartId.removeAt(arrayIndex);
+        updateLayout();
+    }
+}
+
+/*!
+    Remove attachment which have same fullFileName from list
+*/
+void NmAttachmentList::removeAttachment(const QString &fullFileName)
+{
+    for (int i=0; i<count(); ++i) {
+        if (mFullFileName.at(i) == fullFileName) {
+            removeAttachment(i);
+        }
+    }
+}
+
+/*!
+    Remove attachment which have same attachmentPartId from list
+*/
+void NmAttachmentList::removeAttachment(const NmId &attachmentPartId)
+{
+    for (int i=0; i<count(); ++i) {
+        if (mAttachmentPartId.at(i) == attachmentPartId) {
+            removeAttachment(i);
+        }
+    }
+}
+
+/*!
+    Clear attachment list from UI and from data structure
+*/
+void NmAttachmentList::clearList()
+{
+    for (int i=count()-1; i>=0; --i) {
+        // Remove from UI
+        mListWidget->removeAttachment(i);
+        // Remove from data structure
+        mFullFileName.removeAt(i);
+        mDisplayFileName.removeAt(i);
+        mAttachmentPartId.removeAt(i);
+        updateLayout();
+    }
+}
+
+/*!
+    Return attachment list widget
+*/
+NmAttachmentListWidget* NmAttachmentList::listWidget()
+{
+    return mListWidget;
+}
+
+/*!
+    Return attachment count
+*/
+int NmAttachmentList::count()
+{
+    return mFullFileName.count();
+}
+
+/*!
+    Return attachment part id
+*/
+NmId NmAttachmentList::nmIdByIndex(int listIndex)
+{
+    return mAttachmentPartId.at(listIndex);
+}
+
+/*!
+    Return array index of attachment
+*/
+int NmAttachmentList::indexByNmId(const NmId &id)
+{
+    for (int i=0; i<count(); ++i) {
+        if (mAttachmentPartId.at(i) == id) {
+            return i;
+        }
+    }
+    return -1;
+}
+
+/*!
+    Remove file path from full filename
+*/
+QString NmAttachmentList::fullNameToDisplayName(const QString &fullName)
+{
+    return fullName.section('\\', -1);
+}
+
+/*!
+    Create string for showing the size information
+*/
+QString NmAttachmentList::createSizeString(const QString &sizeInBytes)
+{
+    double sizeMb = sizeInBytes.toDouble() / 1000000;
+    if (sizeMb < 0.1) {
+        // 0.1 Mb is the minimum size shown for attachment
+        sizeMb = 0.1;
+    }
+    return QString().sprintf("(%.1f Mb)", sizeMb); // Use loc string when available
+}
+
+/*!
+    Update the list layout height
+*/
+void NmAttachmentList::updateLayout()
+{
+    // Fix this when progress bar is used
+    mListWidget->setMaximumHeight(count() * 29); 
+    QTimer::singleShot(1, this, SLOT(delayedLayoutChangeInfo()));
+}
+
+/*!
+    Send delayed signal about attachment list layout change
+*/
+void NmAttachmentList::delayedLayoutChangeInfo()
+{
+    emit attachmentListLayoutChanged();
+}