The most functionality for DnD

preferencesAboutTextFull
Ivan Ilin 13 years ago
parent e503171459
commit 94de99a72f
  1. 215
      src/api/UBWidgetUniboardAPI.cpp
  2. 16
      src/api/UBWidgetUniboardAPI.h
  3. 91
      src/board/UBBoardView.cpp
  4. 42
      src/core/UBDownloadManager.cpp
  5. 22
      src/core/UBDownloadManager.h
  6. 4
      src/domain/UBGraphicsWidgetItem.cpp
  7. 1
      src/domain/UBGraphicsWidgetItem.h
  8. 23
      src/network/UBHttpGet.cpp
  9. 8
      src/network/UBHttpGet.h

@ -16,6 +16,7 @@
#include <QWebView>
#include <QDomDocument>
#include <QtGui>
#include "core/UB.h"
#include "core/UBApplication.h"
@ -35,9 +36,35 @@
#include "UBWidgetMessageAPI.h"
#include "frameworks/UBFileSystemUtils.h"
#include "core/UBDownloadManager.h"
#include "core/memcheck.h"
//Known extentions for files, add if you know more supported
const QString audioExtentions = ".mp3.wma.ogg";
const QString videoExtentions = ".avi.flv";
const QString imageExtentions = ".png.jpg.tif.bmp.tga";
const QString htmlExtentions = ".htm.html.xhtml";
//Allways use aliases instead of const char* itself
const QString imageAlias = "image";
const QString imageAliasCap = "Image";
const QString videoAlias = "video";
const QString videoAliasCap = "Video";
const QString audioAlias = "audio";
const QString audioAliasCap = "Audio";
//Xml tag names
const QString tMainSection = "mimedata";
const QString tType = "type";
const QString tPath = "path";
const QString tMessage = "message";
const QString tReady = "ready";
const QString tMimeText = "text/plain";
//Name of path inside widget to store objects
const QString objectsPath = "objects";
UBWidgetUniboardAPI::UBWidgetUniboardAPI(UBGraphicsScene *pScene, UBGraphicsWidgetItem *widget)
@ -47,7 +74,7 @@ UBWidgetUniboardAPI::UBWidgetUniboardAPI(UBGraphicsScene *pScene, UBGraphicsWidg
, mIsVisible(false)
, mMessagesAPI(0)
, mDatastoreAPI(0)
{
{
UBGraphicsW3CWidgetItem* w3CGraphicsWidget = dynamic_cast<UBGraphicsW3CWidgetItem*>(widget);
if (w3CGraphicsWidget)
@ -55,7 +82,8 @@ UBWidgetUniboardAPI::UBWidgetUniboardAPI(UBGraphicsScene *pScene, UBGraphicsWidg
mMessagesAPI = new UBWidgetMessageAPI(w3CGraphicsWidget->w3cWidget());
mDatastoreAPI = new UBDatastoreAPI(w3CGraphicsWidget);
}
connect(UBDownloadManager::downloadManager(), SIGNAL(downloadFinished(bool,int,QUrl,QString,QByteArray)), this, SLOT(onDownloadFinished(bool,int,QUrl,QString,QByteArray)));
connect(UBDownloadManager::downloadManager(), SIGNAL(downloadFinished(bool,sDownloadFileDesc,QByteArray)), this, SLOT(onDownloadFinished(bool,sDownloadFileDesc,QByteArray)));
}
@ -298,6 +326,11 @@ int UBWidgetUniboardAPI::currentPageNumber()
return UBApplication::boardController->activeSceneIndex() + 1;
}
QString UBWidgetUniboardAPI::getObjDir()
{
return mGraphicsWidget->getOwnFolder().toLocalFile() + "/" + objectsPath + "/";
}
void UBWidgetUniboardAPI::showMessage(const QString& message)
{
UBApplication::boardController->showMessage(message, false);
@ -456,6 +489,7 @@ QString UBWidgetUniboardAPI::downloadWeb(const QString &objectUrl)
{
// When we fall there, it means that we are dropping something from the web to the board
sDownloadFileDesc desc;
desc.dest = sDownloadFileDesc::graphicsWidget;
desc.modal = true;
desc.url = objectUrl;
desc.currentSize = 0;
@ -466,12 +500,183 @@ QString UBWidgetUniboardAPI::downloadWeb(const QString &objectUrl)
return QString();
}
void UBWidgetUniboardAPI::onDownloadFinished(bool pSuccess, int id, QUrl sourceUrl, QString pContentTypeHeader, QByteArray pData)
void UBWidgetUniboardAPI::ProcessDropEvent(QDropEvent *event)
{
const QMimeData *pMimeData = event->mimeData();
QString destFileName;
QString contentType;
bool downloaded = false;
QGraphicsView *tmpView = mGraphicsWidget->scene()->views().at(0);
QPoint dropPoint(mGraphicsWidget->mapFromScene(tmpView->mapToScene(event->pos())).toPoint());
Qt::DropActions dropActions = event->dropAction();
Qt::MouseButtons dropMouseButtons = event->mouseButtons();
Qt::KeyboardModifiers dropModifiers = event->keyboardModifiers();
QMimeData dropMimeData;
if (pMimeData->hasHtml()) { //Dropping element from web browser
QString qsHtml = pMimeData->html();
QString url = UBApplication::urlFromHtml(qsHtml);
if(!url.isEmpty()) {
QString str = "test string";
QMimeData mimeData;
mimeData.setData(tMimeText, str.toAscii());
sDownloadFileDesc desc;
desc.dest = sDownloadFileDesc::graphicsWidget;
desc.modal = true;
desc.url = url;
desc.currentSize = 0;
desc.name = QFileInfo(url).fileName();
desc.totalSize = 0; // The total size will be retrieved during the download
desc.dropPoint = event->pos(); //Passing pure event point. No modifications
desc.dropActions = dropActions;
desc.dropMouseButtons = dropMouseButtons;
desc.dropModifiers = dropModifiers;
registerIDWidget(UBDownloadManager::downloadManager()->addFileToDownload(desc));
return;
}
} else if (pMimeData->hasUrls()) { //Local file processing
QUrl curUrl = pMimeData->urls().first();
QString sUrl = curUrl.toString();
if (sUrl.startsWith("file://") || sUrl.startsWith("/")) {
QString fileName = curUrl.toLocalFile();
QString extention = UBFileSystemUtils::extension(fileName);
contentType = UBFileSystemUtils::mimeTypeFromFileName(fileName);
if (supportedTypeHeader(contentType)) {
destFileName = getObjDir() + QUuid::createUuid().toString() + extention;
if (!UBFileSystemUtils::copyFile(fileName, destFileName)) {
qDebug() << "can't copy from" << fileName << "to" << destFileName;
return;
}
downloaded = true;
}
}
}
QString mimeText = createMimeText(downloaded, contentType, destFileName);
dropMimeData.setData(tMimeText, mimeText.toAscii());
QDropEvent readyEvent(dropPoint, dropActions, &dropMimeData, dropMouseButtons, dropModifiers);
//sending event to destination either it had been downloaded or not
QApplication::sendEvent(mGraphicsWidget->widgetWebView(),&readyEvent);
// readyEvent.acceptProposedAction();
}
void UBWidgetUniboardAPI::onDownloadFinished(bool pSuccess, sDownloadFileDesc desc, QByteArray pData)
{
//if widget recieves is waiting for this id then process
if (!takeIDWidget(desc.id))
return;
if (!pSuccess) {
qDebug() << "can't download the whole data. An error occured";
return;
}
QString contentType = desc.contentTypeHeader;
QString extention = UBFileSystemUtils::fileExtensionFromMimeType(contentType);
if (!supportedTypeHeader(contentType)) {
qDebug() << "actions for mime type" << contentType << "are not supported";
return;
}
QString objDir = getObjDir();
if (!QDir().exists(objDir)) {
if (!QDir().mkpath(objDir)) {
qDebug() << "can't create objects directory path. Check the permissions";
return;
}
}
QString destFileName = objDir + QUuid::createUuid() + "." + extention;
QFile destFile(destFileName);
if (!destFile.open(QIODevice::WriteOnly)) {
qDebug() << "can't open" << destFileName << "for wrighting";
return;
}
if (destFile.write(pData) == -1) {
qDebug() << "can't implement data writing";
return;
}
QGraphicsView *tmpView = mGraphicsWidget->scene()->views().at(0);
QPoint dropPoint(mGraphicsWidget->mapFromScene(tmpView->mapToScene(desc.dropPoint)).toPoint());
QMimeData dropMimeData;
QString mimeText = createMimeText(true, contentType, destFileName);
dropMimeData.setData(tMimeText, mimeText.toAscii());
destFile.close();
QDropEvent readyEvent(dropPoint, desc.dropActions, &dropMimeData, desc.dropMouseButtons, desc.dropModifiers);
//sending event to destination either it had been downloaded or not
QApplication::sendEvent(mGraphicsWidget->widgetWebView(),&readyEvent);
readyEvent.acceptProposedAction();
}
QString UBWidgetUniboardAPI::createMimeText(bool downloaded, const QString &mimeType, const QString &fileName)
{
QString mimeXml;
QXmlStreamWriter writer(&mimeXml);
writer.setAutoFormatting(true);
writer.writeStartDocument();
writer.writeStartElement(tMainSection);
writer.writeTextElement(tReady, boolToStr(downloaded));
if (downloaded) {
if (!mimeType.isEmpty()) {
writer.writeTextElement(tType, mimeType); //writing type of element
}
if (!QFile::exists(fileName)) {
qDebug() << "file" << fileName << "doesn't exist";
return QString();
}
QString relatedFileName = fileName;
relatedFileName = relatedFileName.remove(mGraphicsWidget->getOwnFolder().toLocalFile());
writer.writeTextElement(tPath, relatedFileName); //writing path to created object
}
writer.writeEndElement();
writer.writeEndDocument();
return mimeXml;
}
bool UBWidgetUniboardAPI::supportedTypeHeader(const QString &typeHeader) const
{
Q_UNUSED(pData)
qDebug() << "got an ID" << id << pSuccess << sourceUrl << pContentTypeHeader;
return typeHeader.startsWith(imageAlias) || typeHeader.startsWith(imageAliasCap)
|| typeHeader.startsWith(audioAlias) || typeHeader.startsWith(audioAliasCap)
|| typeHeader.startsWith(videoAlias) || typeHeader.startsWith(videoAliasCap);
}
bool UBWidgetUniboardAPI::takeIDWidget(int id)
{
if (webDownloadIds.contains(id)) {
webDownloadIds.removeAll(id);
return true;
}
return false;
}
UBDocumentDatastoreAPI::UBDocumentDatastoreAPI(UBGraphicsW3CWidgetItem *graphicsWidget)
: UBW3CWebStorage(graphicsWidget)
, mGraphicsW3CWidget(graphicsWidget)

@ -16,8 +16,10 @@
#define UBWIDGETAPI_H
#include <QtCore>
#include <QDropEvent>
#include "UBW3CWidgetAPI.h"
#include "core/UBDownloadManager.h"
class UBGraphicsScene;
class UBGraphicsWidgetItem;
@ -246,19 +248,15 @@ class UBWidgetUniboardAPI : public QObject
*/
QString downloadUrl(const QString &objectUrl, const QString &extention = "");
QString downloadWeb(const QString &objectUrl);
void ProcessDropEvent(QDropEvent *);
private slots:
void onDownloadFinished(bool pSuccess, int id, QUrl sourceUrl, QString pContentTypeHeader, QByteArray pData);
void onDownloadFinished(bool pSuccess, sDownloadFileDesc desc, QByteArray pData);
private:
inline void registerIDWidget(int id){webDownloadIds.append(id);}
inline bool expectedID(int id) const {return webDownloadIds.contains(id);}
inline bool removeID(int id) {return webDownloadIds.removeAll(id);}
// void unregister
inline bool takeIDWidget(int id);
private:
@ -269,6 +267,10 @@ private:
int pageCount();
int currentPageNumber();
QString getObjDir();
QString createMimeText(bool downloaded, const QString &mimeType, const QString &fileName);
bool supportedTypeHeader(const QString &) const;
QString boolToStr(bool value) const {return value ? "true" : "false";}
UBGraphicsScene* mScene;

@ -52,7 +52,6 @@
#include "core/memcheck.h"
//Known extentions for files, add if you know more supported
const QString audioExtentions = ".mp3.wma.ogg";
const QString videoExtentions = ".avi.flv";
@ -65,12 +64,6 @@ const QString videoAlias = "video";
const QString audioAlias = "audio";
const QString htmlAlias = "html";
//Xml tag names
const QString tMainSection = "mimedata";
const QString tType = "type";
const QString tPath = "path";
const QString tMessage = "message";
UBBoardView::UBBoardView (UBBoardController* pController, QWidget* pParent)
: QGraphicsView (pParent)
, mController (pController)
@ -644,7 +637,6 @@ UBBoardView::forcedTabletRelease ()
mMouseButtonIsPressed = false;
mTabletStylusIsPressed = false;
mPendingStylusReleaseEvent = false;
}
}
@ -767,67 +759,6 @@ void UBBoardView::dragMoveEvent (QDragMoveEvent *event)
}
}
QString UBBoardView::processMimeData(const QMimeData *pMimeData, UBGraphicsWidgetItem *widget)
{
QString mimeXml;
QXmlStreamWriter writer(&mimeXml);
writer.setAutoFormatting(true);
writer.writeStartDocument();
writer.writeStartElement(tMainSection);
if (pMimeData->hasHtml()) {
QList<QUrl> urls = pMimeData->urls();
int index = 0;
foreach(const QUrl url, urls) {
// QPointF pos(pPos + QPointF(index * 15, index * 15));
// downloadURL(url, pos);
widget->downloadWeb(url.toString());
index++;
}
writer.writeTextElement(tMessage, "Downloading content process...");
writer.writeEndElement();
writer.writeEndDocument();
return mimeXml;
}
if (pMimeData->hasUrls()) {
QList<QUrl> urls = pMimeData->urls();
QString ext = fileExtention(urls.at(0).toLocalFile());
if (ext.isNull()) {
qDebug() << "unknown file type";
return QString();
}
QString fileType = typeForExtention(ext);
if (fileType.isNull()) {
qDebug() << "unknown extention";
return QString();
}
//writing type of element
writer.writeTextElement(tType, fileType);
QString fileName = urls.at(0).toLocalFile();
QString destName = widget->downloadUrl(fileName, ext);
if (destName.isNull()) {
qDebug() << "error at creating destination folder";
return QString();
}
//writing path to created object
writer.writeTextElement(tPath, destName);
}
writer.writeEndElement();
writer.writeEndDocument();
return mimeXml;
}
QString UBBoardView::fileExtention(const QString &filename) const
{
int pos = filename.lastIndexOf(".");
@ -877,24 +808,16 @@ void UBBoardView::dropEvent (QDropEvent *event)
UBGraphicsWidgetItem* graphicsWidget = dynamic_cast<UBGraphicsWidgetItem*>(graphicsItemAtPos);
if (graphicsWidget && graphicsWidget->acceptDrops()) {
// A new event is build to avoid problem related to different way to pass the mime type
// A parsing is done to try to provide a mimeType with only urls.
QMimeData mimeData;
QString str = processMimeData(event->mimeData(), graphicsWidget);
mimeData.setData("text/plain", str.toAscii());
QPoint newPoint(graphicsWidget->mapFromScene(mapToScene(event->pos())).toPoint());
QDropEvent cleanedEvent(newPoint, event->dropAction(), &mimeData, event->mouseButtons(), event->keyboardModifiers());
QApplication::sendEvent(graphicsWidget->widgetWebView(),&cleanedEvent);
cleanedEvent.acceptProposedAction();
graphicsWidget->processDropEvent(event);
event->acceptProposedAction();
return;
}
qDebug() << event->source();
if(!event->source() || dynamic_cast<UBThumbnailWidget *>(event->source()) || dynamic_cast<QWebView*>(event->source()) || dynamic_cast<UBDraggableMediaPlayer *>(event->source()) || dynamic_cast<UBDraggableLabel *>(event->source()) || dynamic_cast<UBDraggableMedia *>(event->source()))
{
} else if (!event->source() || dynamic_cast<UBThumbnailWidget *>(event->source())
|| dynamic_cast<QWebView*>(event->source()) || dynamic_cast<UBDraggableMediaPlayer *>(event->source())
|| dynamic_cast<UBDraggableLabel *>(event->source()) || dynamic_cast<UBDraggableMedia *>(event->source())) {
mController->processMimeData (event->mimeData (), mapToScene (event->pos ()));
event->acceptProposedAction ();
event->acceptProposedAction();
}
}

@ -146,8 +146,7 @@ void UBDownloadManager::onUpdateDownloadLists()
// If we fall here that means that there is no pending download
break;
}
if(-1 == mDLAvailability.at(i))
{
if(-1 == mDLAvailability.at(i)) {
// Pending downloads exist and a download 'slot' is available
// Let's move the first pending download to the current download
// list and fill the slot
@ -201,24 +200,27 @@ void UBDownloadManager::onDownloadFinished(int id, bool pSuccess, QUrl sourceUrl
Q_UNUSED(pSize)
Q_UNUSED(isBackground)
emit downloadFinished(pSuccess, id, sourceUrl, pContentTypeHeader, pData);
// for(int i=0; i<mCrntDL.size(); i++)
// {
// sDownloadFileDesc desc = mCrntDL.at(i);
// if(id == desc.id)
// {
// if(desc.modal)
// {
// // The downloaded file is modal so we must put it on the board
// emit addDownloadedFileToBoard(pSuccess, sourceUrl, pContentTypeHeader, pData, pPos, pSize, isBackground);
// }
// else
// {
// emit addDownloadedFileToLibrary(pSuccess, sourceUrl, pContentTypeHeader, pData);
// }
// break;
// }
// }
for(int i=0; i<mCrntDL.size(); i++)
{
sDownloadFileDesc desc = mCrntDL.at(i);
if(id == desc.id)
{
if (desc.dest == sDownloadFileDesc::graphicsWidget) {
desc.contentTypeHeader = pContentTypeHeader;
emit downloadFinished(pSuccess, desc, pData);
} else if(desc.modal) {
// The downloaded file is modal so we must put it on the board
emit addDownloadedFileToBoard(pSuccess, sourceUrl, pContentTypeHeader, pData, pPos, pSize, isBackground);
}
else
{
emit addDownloadedFileToLibrary(pSuccess, sourceUrl, pContentTypeHeader, pData);
}
break;
}
}
// Then do this
updateFileCurrentSize(id);

@ -27,14 +27,13 @@
#define SIMULTANEOUS_DOWNLOAD 2 // Maximum 5 because of QNetworkAccessManager limitation!!!
enum eDestinations {
struct sDownloadFileDesc
{
enum eDestinations {
board //default for sDownloadFileDesc
, library
, graphicsWidget
};
struct sDownloadFileDesc
{
};
//creating constructor to make sure to have default values
sDownloadFileDesc() :
dest(board)
@ -43,7 +42,9 @@ struct sDownloadFileDesc
, currentSize(0)
, modal(false)
, isBackground(false)
, widgetDrop(0)
, dropActions(Qt::IgnoreAction)
, dropMouseButtons(Qt::NoButton)
, dropModifiers(Qt::NoModifier)
{;}
eDestinations dest;
@ -52,13 +53,19 @@ struct sDownloadFileDesc
int totalSize;
int currentSize;
QString url;
QString contentTypeHeader;
bool modal;
QPointF pos; // For board drop only
QSize size; // For board drop only
bool isBackground; // For board drop only
QDropEvent *widgetDrop; //For widget's drops
QPoint dropPoint; //For widget's Drop event
Qt::DropActions dropActions; //For widget's Drop event
Qt::MouseButtons dropMouseButtons; //For widget's Drop event
Qt::KeyboardModifiers dropModifiers; //For widget's Drop event
};
class UBDownloadHttpFile : public UBHttpGet
{
Q_OBJECT
@ -99,6 +106,7 @@ signals:
void downloadUpdated(int id, qint64 crnt, qint64 total);
void downloadFinished(int id);
void downloadFinished(bool pSuccess, int id, QUrl sourceUrl, QString pContentTypeHeader, QByteArray pData);
void downloadFinished(bool pSuccess, sDownloadFileDesc desc, QByteArray pData);
void downloadModalFinished();
void addDownloadedFileToBoard(bool pSuccess, QUrl sourceUrl, QString pContentTypeHeader, QByteArray pData, QPointF pPos, QSize pSize, bool isBackground);
void addDownloadedFileToLibrary(bool pSuccess, QUrl sourceUrl, QString pContentTypeHeader, QByteArray pData);

@ -262,6 +262,10 @@ QString UBGraphicsWidgetItem::downloadWeb(const QString &fileUrl)
{
return mUniboardAPI->downloadWeb(fileUrl);
}
void UBGraphicsWidgetItem::processDropEvent(QDropEvent *event)
{
return mUniboardAPI->ProcessDropEvent(event);
}
UBGraphicsAppleWidgetItem::UBGraphicsAppleWidgetItem(const QUrl& pWidgetUrl, QGraphicsItem *parent)
: UBGraphicsWidgetItem(parent)

@ -68,6 +68,7 @@ class UBGraphicsWidgetItem : public UBGraphicsProxyWidget
void removeScript();
QString downloadUrl(const QString &fileUrl, const QString &extention);
QString downloadWeb(const QString &fileUrl);
void processDropEvent(QDropEvent *event);
virtual void setOwnFolder(const QUrl &newFolder) {ownFolder = newFolder;}
virtual QUrl getOwnFolder() const {return ownFolder;}

@ -18,9 +18,12 @@
#include <QtNetwork>
#include "network/UBNetworkAccessManager.h"
#include "core/UBDownloadManager.h"
#include "core/memcheck.h"
sDownloadFileDesc desc;
UBHttpGet::UBHttpGet(QObject* parent)
: QObject(parent)
, mReply(0)
@ -42,7 +45,6 @@ UBHttpGet::~UBHttpGet()
}
}
QNetworkReply* UBHttpGet::get(QUrl pUrl, QPointF pPos, QSize pSize, bool isBackground)
{
mPos = pPos;
@ -63,7 +65,26 @@ QNetworkReply* UBHttpGet::get(QUrl pUrl, QPointF pPos, QSize pSize, bool isBackg
return mReply;
}
//QNetworkReply* UBHttpGet::get(const sDownloadFileDesc &downlinfo)
//{
// mDownloadInfo.size = downlinfo.size;
// mDownloadInfo.isBackground = downlinfo.isBackground;
// mDownloadInfo.pos = downlinfo.pos;
// if (mReply)
// delete mReply;
// UBNetworkAccessManager * nam = UBNetworkAccessManager::defaultAccessManager();
// mReply = nam->get(QNetworkRequest(QUrl(downlinfo.url))); //mReply deleted by this destructor
// mDownloadedBytes.clear();
// connect(mReply, SIGNAL(finished()), this, SLOT(requestFinished()));
// connect(mReply, SIGNAL(readyRead()), this, SLOT(readyRead()));
// connect(mReply, SIGNAL(downloadProgress(qint64, qint64)), this, SLOT(downloadProgressed(qint64, qint64)));
// return mReply;
//}
void UBHttpGet::readyRead()
{

@ -18,24 +18,27 @@
#include <QtCore>
#include <QtNetwork>
#include <QDropEvent>
class UBHttpGet : public QObject
{
Q_OBJECT;
Q_OBJECT
public:
UBHttpGet(QObject* parent = 0);
virtual ~UBHttpGet();
QNetworkReply* get(QUrl pUrl, QPointF pPoint = QPointF(0, 0), QSize pSize = QSize(0, 0), bool isBackground = false);
// QNetworkReply* get(const sDownloadFileDesc &downlinfo);
signals:
void downloadProgress(qint64 bytesReceived, qint64 bytesTotal);
void downloadFinished(bool pSuccess, QUrl sourceUrl, QString pContentTypeHeader
, QByteArray pData, QPointF pPos, QSize pSize, bool isBackground);
// void downloadFinished(bool pSuccess, QUrl sourceUrl, QString pContentTypeHeader, QByteArray pData
// , sDownloadFileDesc downlInfo);
private slots:
@ -54,6 +57,7 @@ class UBHttpGet : public QObject
int mRequestID;
int mRedirectionCount;
bool mIsSelfAborting;
// sDownloadFileDesc mDownloadInfo;
};
#endif /* UBHTTPGET_H_ */

Loading…
Cancel
Save