author | hgs |
Fri, 09 Jul 2010 12:17:13 +0300 | |
changeset 51 | d845db10c0d4 |
parent 49 | 00c7ae862740 |
child 62 | a8c646b56683 |
permissions | -rw-r--r-- |
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/* |
51 | 2 |
* Copyright (c) 2009 - 2010 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: Message editor contents widget |
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* |
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*/ |
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|
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#include "nmuiheaders.h" |
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|
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// Layout |
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static const char *NMUI_EDITOR_BODY = "BodyTextEdit"; |
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static const char *NMUI_EDITOR_SCROLL_AREA = "scrollArea"; |
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static const char *NMUI_EDITOR_SCROLL_AREA_CONTENTS = "scrollAreaContents"; |
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// Regular expression for selecting img tags with "cid" in the mail. |
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static const char *NMUI_EDITOR_REMOVE_EMBD_IMAGES_REG = |
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"(<img[^<]+(src\\s*=\\s*)(.{0,1}cid)([^<]+)(>\\s*|/>\\s*|></img>\\s*))"; |
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/*! |
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Constructor |
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*/ |
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NmEditorContent::NmEditorContent(QObject *parent, |
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HbDocumentLoader *documentLoader, |
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QNetworkAccessManager &manager, |
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NmApplication &application) : |
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QObject(parent), |
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mHeader(NULL), |
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mMessageBodyType(NmPlainText), |
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mEditorWidget(NULL), |
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mScrollArea(NULL), |
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mScrollAreaContents(NULL), |
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mApplication(application), |
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mNeedForWidthAdjustment(false) |
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{ |
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NM_FUNCTION; |
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// Construct container for the header widgets |
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mHeader = new NmEditorHeader(this, application, documentLoader); |
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// Get pointer to body text area handling widget |
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mEditorWidget = qobject_cast<NmEditorTextEdit *>(documentLoader->findWidget(NMUI_EDITOR_BODY)); |
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// Enable the emoticons. |
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mEditorWidget->setSmileysEnabled(true); |
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// Set body editor to use NmEditorTextDocument |
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NmEditorTextDocument *textDocument = new NmEditorTextDocument(manager); |
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mEditorWidget->setDocument(textDocument); |
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textDocument->setParent(mEditorWidget); // ownership changes |
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mScrollArea = qobject_cast<NmBaseViewScrollArea *> |
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(documentLoader->findWidget(NMUI_EDITOR_SCROLL_AREA)); |
51 | 63 |
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mScrollArea->setScrollDirections(Qt::Vertical | Qt::Horizontal); |
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mScrollArea->setClampingStyle(HbScrollArea::BounceBackClamping); |
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// Enable style picker menu item. |
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mEditorWidget->setFormatDialog(new HbFormatDialog()); |
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mScrollAreaContents = |
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qobject_cast<HbWidget *>(documentLoader->findWidget(NMUI_EDITOR_SCROLL_AREA_CONTENTS)); |
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// Create signal slot connections |
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createConnections(); |
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|
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// The following line is necessary in terms of being able to add emoticons |
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// (smileys) to an empty document (mail content). Otherwise the private |
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// pointer of the QTextDocument which the smiley engine has is NULL and |
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// inserting a smiley will lead to an error. |
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mEditorWidget->setPlainText(""); |
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} |
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|
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/*! |
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Destructor |
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*/ |
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NmEditorContent::~NmEditorContent() |
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{ |
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NM_FUNCTION; |
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} |
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|
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/*! |
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Fill message data into header and body fileds. If reply envelopw is |
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present, reply header is generated and set to editor. Reply |
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envelope ownership is not transferred here. |
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*/ |
47 | 96 |
void NmEditorContent::setMessageData(const NmMessage &originalMessage, |
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NmUiEditorStartMode &editorStartMode) |
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{ |
43 | 99 |
NM_FUNCTION; |
44 | 100 |
|
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QString bodyContent; |
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51 | 102 |
QTextCursor cursor(mEditorWidget->document()); |
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47 | 104 |
// Create the "reply" header (also for forward message) |
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if (editorStartMode==NmUiEditorReply || editorStartMode==NmUiEditorReplyAll || |
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editorStartMode==NmUiEditorForward) { |
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51 | 107 |
bodyContent.append(QString("<style type=\"text/css\">* { color: black; }</style>")); |
47 | 108 |
bodyContent.append(NmUtilities::createReplyHeader(originalMessage.envelope())); |
44 | 109 |
} |
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43 | 111 |
// Check which part is present. Html or plain text part. We use the original message parts. |
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const NmMessagePart *htmlPart = originalMessage.htmlBodyPart(); |
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const NmMessagePart *plainPart = originalMessage.plainTextBodyPart(); |
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44 | 114 |
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47 | 115 |
if (htmlPart) { |
44 | 116 |
bodyContent.append(htmlPart->textContent()); |
47 | 117 |
if(editorStartMode==NmUiEditorReply || editorStartMode==NmUiEditorReplyAll ) { |
118 |
removeEmbeddedImages(bodyContent); |
|
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} |
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51 | 120 |
cursor.insertHtml(bodyContent); |
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mMessageBodyType = NmHTMLText; |
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} |
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else if (plainPart) { |
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// Plain text part was present, set it to HbTextEdit |
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bodyContent.append(plainPart->textContent()); |
51 | 126 |
cursor.insertText(bodyContent); |
47 | 127 |
mMessageBodyType = NmPlainText; |
51 | 128 |
|
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// Next we set text color for black for all current content |
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QTextCharFormat blackForeground; |
|
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blackForeground = cursor.charFormat(); |
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blackForeground.setForeground(Qt::black); |
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cursor.select(QTextCursor::Document); |
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cursor.mergeCharFormat(blackForeground); |
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} |
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// Update of the body width is done when next contentChanged signal comes from the body. |
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mNeedForWidthAdjustment = true; |
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cursor.clearSelection(); |
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cursor.setPosition(0); |
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cursor.insertHtml(QString("<html><body><br><br></body></html>")); |
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} |
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/*! |
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This method creates all needed signal-slot connections |
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*/ |
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void NmEditorContent::createConnections() |
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{ |
43 | 148 |
NM_FUNCTION; |
149 |
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// Signal for setting HbTextEdit widgets html content |
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connect(this, SIGNAL(setHtml(QString)), |
44 | 152 |
mEditorWidget, SLOT(setHtml(QString)), Qt::QueuedConnection); |
47 | 153 |
|
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// Signal for setting HbTextEdit widgets plain text content |
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connect(this, SIGNAL(setPlainText(QString)), |
44 | 156 |
mEditorWidget, SLOT(setPlainText(QString)), Qt::QueuedConnection); |
47 | 157 |
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// Inform text edit widget that header height has been changed |
48 | 159 |
connect(mHeader, SIGNAL(headerHeightChanged(int)), this, SLOT(setEditorContentHeight()), |
47 | 160 |
Qt::QueuedConnection); |
161 |
||
162 |
// we are interested in the document's height changes |
|
163 |
connect(mEditorWidget->document()->documentLayout(), SIGNAL(documentSizeChanged(QSizeF)), this, |
|
164 |
SLOT(setEditorContentHeight()), Qt::QueuedConnection); |
|
165 |
||
48 | 166 |
// We need to update the scroll position according the editor's cursor position |
167 |
connect(mHeader->toEdit(), SIGNAL(cursorPositionChanged(int, int)), this, |
|
168 |
SLOT(ensureCursorVisibility()), Qt::QueuedConnection); |
|
169 |
connect(mHeader->ccEdit(), SIGNAL(cursorPositionChanged(int, int)), this, |
|
170 |
SLOT(ensureCursorVisibility()), Qt::QueuedConnection); |
|
171 |
connect(mHeader->bccEdit(), SIGNAL(cursorPositionChanged(int, int)), this, |
|
172 |
SLOT(ensureCursorVisibility()), Qt::QueuedConnection); |
|
173 |
connect(mHeader->subjectEdit(), SIGNAL(cursorPositionChanged(int, int)), this, |
|
174 |
SLOT(ensureCursorVisibility()), Qt::QueuedConnection); |
|
47 | 175 |
connect(mEditorWidget, SIGNAL(cursorPositionChanged(int, int)), this, |
48 | 176 |
SLOT(ensureCursorVisibility()), Qt::QueuedConnection); |
177 |
||
178 |
// listen to the parent's (NmEditorView) size changes which happen eg. when VKB is opened/closed |
|
179 |
connect(parent(), SIGNAL(sizeChanged()), this, SLOT(ensureCursorVisibility()), |
|
180 |
Qt::QueuedConnection); |
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51 | 181 |
|
182 |
// Listen scroll posion change signals for header reposition. |
|
183 |
connect(mScrollArea, SIGNAL(scrollPositionChanged(QPointF)), |
|
184 |
mHeader, SLOT(repositHeader(QPointF))); |
|
185 |
||
186 |
// Listen content change signal for body widget width adjustment. |
|
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connect(mEditorWidget->document(), SIGNAL(contentsChanged()), this, |
|
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SLOT(setEditorContentWidth()), Qt::QueuedConnection); |
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} |
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/*! |
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Return pointer to the email body text edit widget |
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*/ |
47 | 194 |
NmEditorTextEdit *NmEditorContent::editor() const |
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{ |
43 | 196 |
NM_FUNCTION; |
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||
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return mEditorWidget; |
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} |
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|
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/*! |
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Return pointer to the header widget |
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*/ |
47 | 204 |
NmEditorHeader *NmEditorContent::header() const |
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{ |
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NM_FUNCTION; |
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return mHeader; |
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} |
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|
47 | 211 |
/*! |
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This slot is called when header widget height has been changed. Function performs |
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the repositioning of the body field and resizing of the editor and content area. |
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*/ |
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void NmEditorContent::setEditorContentHeight() |
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{ |
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NM_FUNCTION; |
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||
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// the height of the margin between the title bar and the header |
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qreal topMargin = 0; |
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HbStyle().parameter("hb-param-margin-gene-top", topMargin); |
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||
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// header height |
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qreal headerHeight = mHeader->headerHeight(); |
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// body area editor's document height with margins added |
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qreal documentHeightAndMargins = mEditorWidget->document()->size().height() + |
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(mEditorWidget->document()->documentMargin() * 2); |
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||
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// chrome height |
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qreal chromeHeight = 0; |
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HbStyle().parameter("hb-param-widget-chrome-height", chromeHeight); |
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// screen height |
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qreal screenHeight = mApplication.screenSize().height(); |
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// set min size for the body area so that at least the screen area is always filled |
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qreal bodyAreaMinSize = screenHeight - chromeHeight - topMargin - headerHeight; |
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||
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qreal bodyAreaSize = fmax(bodyAreaMinSize, documentHeightAndMargins); |
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||
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mScrollAreaContents->setPreferredHeight(topMargin + headerHeight + bodyAreaSize); |
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} |
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||
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/*! |
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This slot is used to set width for the body field. |
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For some reason HbTextEdit does not set it's width, so we need to se it here. |
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This slot can be removed if HbTextEdit is fixed. |
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*/ |
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void NmEditorContent::setEditorContentWidth() |
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{ |
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NM_FUNCTION; |
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||
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if (mNeedForWidthAdjustment) { |
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mNeedForWidthAdjustment = false; |
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mScrollAreaContents->setPreferredWidth(mEditorWidget->document()->idealWidth()); |
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} |
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} |
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||
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/*! |
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This slot is called when the cursor visibility has to be ensured ie. the scroll position is |
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adjusted so that the cursor can be seen. |
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*/ |
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void NmEditorContent::ensureCursorVisibility() |
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{ |
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NM_FUNCTION; |
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||
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// check which of the editors has the focus and get the x/y coordinates for the cursor position |
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QGraphicsWidget *focused = mScrollAreaContents->focusWidget(); |
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||
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if (focused) { |
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QRectF localRect(0, 0, 0, 0); |
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bool notFound = false; |
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||
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if (focused == mHeader->toEdit()) { |
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localRect = mHeader->toEdit()->rectForCursorPosition(); |
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} |
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else if (focused == mHeader->ccEdit()) { |
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localRect = mHeader->ccEdit()->rectForCursorPosition(); |
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} |
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else if (focused == mHeader->bccEdit()) { |
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localRect = mHeader->bccEdit()->rectForCursorPosition(); |
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} |
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else if (focused == mHeader->subjectEdit()) { |
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localRect = mHeader->subjectEdit()->rectForCursorPosition(); |
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} |
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else if (focused == mEditorWidget) { |
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localRect = mEditorWidget->rectForCursorPosition(); |
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} |
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else { |
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notFound = true; |
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} |
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if (!notFound) { |
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QPointF topLeftPos = focused->mapToItem(mScrollAreaContents, localRect.topLeft()); |
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QPointF bottomRightPos = |
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focused->mapToItem(mScrollAreaContents, localRect.bottomRight()); |
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qreal marginRight = 0; |
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HbStyle().parameter("hb-param-margin-gene-right", marginRight); |
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bottomRightPos.rx() += marginRight; |
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mScrollArea->ensureVisible(topLeftPos); |
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mScrollArea->ensureVisible(bottomRightPos); |
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} |
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} |
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} |
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/*! |
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Removes embedded images from the message body |
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*/ |
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void NmEditorContent::removeEmbeddedImages(QString &bodyContent) |
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{ |
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NM_FUNCTION; |
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||
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QRegExp regExp(NMUI_EDITOR_REMOVE_EMBD_IMAGES_REG, Qt::CaseInsensitive); |
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bodyContent.remove(regExp); |
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48 | 315 |
} |