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Diffstat (limited to 'src-qt5/desktop-utils/lumina-fm-dev/widgets/DDListWidgets.h')
| -rw-r--r-- | src-qt5/desktop-utils/lumina-fm-dev/widgets/DDListWidgets.h | 329 |
1 files changed, 0 insertions, 329 deletions
diff --git a/src-qt5/desktop-utils/lumina-fm-dev/widgets/DDListWidgets.h b/src-qt5/desktop-utils/lumina-fm-dev/widgets/DDListWidgets.h deleted file mode 100644 index 254362fd..00000000 --- a/src-qt5/desktop-utils/lumina-fm-dev/widgets/DDListWidgets.h +++ /dev/null @@ -1,329 +0,0 @@ -//=========================================== -// Lumina-DE source code -// Copyright (c) 2015, Ken Moore -// Available under the 3-clause BSD license -// See the LICENSE file for full details -//=========================================== -// This is a couple simple widget subclasses to enable drag and drop functionality -// NOTE: The "whatsThis()" item information needs to correspond to the "[cut/copy]::::<file path>" syntax -//NOTE2: The "whatsThis()" information on the widget itself should be the current dir path *if* it can accept drops -//=========================================== -#ifndef _LUMINA_FM_DRAG_DROP_WIDGETS_H -#define _LUMINA_FM_DRAG_DROP_WIDGETS_H - -#define MIME QString("x-special/lumina-copied-files") - -#include <QListWidget> -#include <QTreeWidget> -#include <QDropEvent> -#include <QMimeData> -#include <QDrag> -#include <QFileInfo> -#include <QDebug> -#include <QMouseEvent> -#include <QUrl> -#include <QDir> - -#include <LUtils.h> - -//============== -// LIST WIDGET -//============== -class DDListWidget : public QListWidget{ - Q_OBJECT -public: - DDListWidget(QWidget *parent=0) : QListWidget(parent){ - //Drag and Drop Properties - this->setDragDropMode(QAbstractItemView::DragDrop); - this->setDefaultDropAction(Qt::MoveAction); //prevent any built-in Qt actions - the class handles it - //Other custom properties necessary for the FM - this->setFocusPolicy(Qt::StrongFocus); - this->setContextMenuPolicy(Qt::CustomContextMenu); - this->setSelectionMode(QAbstractItemView::ExtendedSelection); - this->setSelectionBehavior(QAbstractItemView::SelectRows); - this->setFlow(QListView::TopToBottom); - this->setWrapping(true); - this->setMouseTracking(true); - this->setSortingEnabled(true); //This sorts *only* by name - type is not preserved - //this->setStyleSheet("QListWidget::item{ border: 1px solid transparent; border-radius: 5px; background-color: transparent;} QListWidget::item:hover{ border-color: black; } QListWidget::item:focus{ border-color: lightblue; }"); - } - ~DDListWidget(){} - -signals: - void DataDropped(QString, QStringList); //Dir path, List of commands - void GotFocus(); - -protected: - void focusInEvent(QFocusEvent *ev){ - QListWidget::focusInEvent(ev); - emit GotFocus(); - } - - void startDrag(Qt::DropActions act){ - QList<QListWidgetItem*> items = this->selectedItems(); - if(items.length()<1){ return; } - QList<QUrl> urilist; - for(int i=0; i<items.length(); i++){ - urilist << QUrl::fromLocalFile(items[i]->whatsThis()); - } - //Create the mime data - //qDebug() << "Start Drag:" << urilist; - QMimeData *mime = new QMimeData; - mime->setUrls(urilist); - //Create the drag structure - QDrag *drag = new QDrag(this); - drag->setMimeData(mime); - /*if(info.first().section("::::",0,0)=="cut"){ - drag->exec(act | Qt::MoveAction); - }else{*/ - drag->exec(act | Qt::CopyAction); - //} - } - - void dragEnterEvent(QDragEnterEvent *ev){ - //qDebug() << "Drag Enter Event:" << ev->mimeData()->hasFormat(MIME); - if(ev->mimeData()->hasUrls() && !this->whatsThis().isEmpty() ){ - ev->acceptProposedAction(); //allow this to be dropped here - }else{ - ev->ignore(); - } - } - - void dragMoveEvent(QDragMoveEvent *ev){ - if(ev->mimeData()->hasUrls() && !this->whatsThis().isEmpty() ){ - //Change the drop type depending on the data/dir - QString home = QDir::homePath(); - //qDebug() << "Drag Move:" << home << this->whatsThis(); - if( this->whatsThis().startsWith(home) ){ ev->setDropAction(Qt::MoveAction); this->setCursor(Qt::DragMoveCursor); } - else{ ev->setDropAction(Qt::CopyAction); this->setCursor(Qt::DragCopyCursor);} - ev->acceptProposedAction(); //allow this to be dropped here - //this->setCursor(Qt::CrossCursor); - }else{ - this->setCursor(Qt::ForbiddenCursor); - ev->ignore(); - } - this->update(); - } - - void dropEvent(QDropEvent *ev){ - if(this->whatsThis().isEmpty() || !ev->mimeData()->hasUrls() ){ ev->ignore(); return; } //not supported - //qDebug() << "Drop Event:"; - ev->accept(); //handled here - QString dirpath = this->whatsThis(); - //See if the item under the drop point is a directory or not - QListWidgetItem *it = this->itemAt( ev->pos()); - if(it!=0){ - //qDebug() << "Drop Item:" << it->whatsThis(); - QFileInfo info(it->whatsThis()); - if(info.isDir() && info.isWritable()){ - dirpath = info.absoluteFilePath(); - } - } - //Now turn the input urls into local file paths - QStringList files; - QString home = QDir::homePath(); - foreach(const QUrl &url, ev->mimeData()->urls()){ - const QString filepath = url.toLocalFile(); - //If the target file is modifiable, assume a move - otherwise copy - if(QFileInfo(filepath).isWritable() && (filepath.startsWith(home) && dirpath.startsWith(home))){ - if(filepath.section("/",0,-2)!=dirpath){ files << "cut::::"+filepath; } //don't "cut" a file into the same dir - }else{ files << "copy::::"+filepath; } - } - //qDebug() << "Drop Event:" << dirpath << files; - if(!files.isEmpty()){ emit DataDropped( dirpath, files ); } - this->setCursor(Qt::ArrowCursor); - } - - void mouseReleaseEvent(QMouseEvent *ev){ - if(ev->button() != Qt::RightButton && ev->button() != Qt::LeftButton){ ev->ignore(); } - else{ QListWidget::mouseReleaseEvent(ev); } //pass it along to the widget - } - void mousePressEvent(QMouseEvent *ev){ - if(ev->button() != Qt::RightButton && ev->button() != Qt::LeftButton){ ev->ignore(); } - else{ QListWidget::mousePressEvent(ev); } //pass it along to the widget - } - /*void mouseMoveEvent(QMouseEvent *ev){ - if(ev->button() != Qt::RightButton && ev->button() != Qt::LeftButton){ ev->ignore(); } - else{ QListWidget::mouseMoveEvent(ev); } //pass it along to the widget - }*/ -}; - -//================ -// TreeWidget -//================ -class DDTreeWidget : public QTreeWidget{ - Q_OBJECT -public: - DDTreeWidget(QWidget *parent=0) : QTreeWidget(parent){ - //Drag and Drop Properties - this->setDragDropMode(QAbstractItemView::DragDrop); - this->setDefaultDropAction(Qt::MoveAction); //prevent any built-in Qt actions - the class handles it - //Other custom properties necessary for the FM - this->setFocusPolicy(Qt::StrongFocus); - this->setContextMenuPolicy(Qt::CustomContextMenu); - this->setSelectionMode(QAbstractItemView::ExtendedSelection); - this->setSelectionBehavior(QAbstractItemView::SelectRows); - this->setMouseTracking(true); - this->setSortingEnabled(true); - this->setIndentation(0); - this->setItemsExpandable(false); - } - ~DDTreeWidget(){} - -signals: - void DataDropped(QString, QStringList); //Dir path, List of commands - void GotFocus(); - -protected: - void focusInEvent(QFocusEvent *ev){ - QTreeWidget::focusInEvent(ev); - emit GotFocus(); - } - void startDrag(Qt::DropActions act){ - QList<QTreeWidgetItem*> items = this->selectedItems(); - if(items.length()<1){ return; } - QList<QUrl> urilist; - for(int i=0; i<items.length(); i++){ - urilist << QUrl::fromLocalFile(items[i]->whatsThis(0)); - } - //Create the mime data - QMimeData *mime = new QMimeData; - mime->setUrls(urilist); - //Create the drag structure - QDrag *drag = new QDrag(this); - drag->setMimeData(mime); - /*if(info.first().section("::::",0,0)=="cut"){ - drag->exec(act | Qt::MoveAction); - }else{*/ - drag->exec(act | Qt::CopyAction| Qt::MoveAction); - //} - } - - void dragEnterEvent(QDragEnterEvent *ev){ - //qDebug() << "Drag Enter Event:" << ev->mimeData()->hasFormat(MIME); - if(ev->mimeData()->hasUrls() && !this->whatsThis().isEmpty() ){ - ev->acceptProposedAction(); //allow this to be dropped here - }else{ - ev->ignore(); - } - } - - void dragMoveEvent(QDragMoveEvent *ev){ - if(ev->mimeData()->hasUrls() && !this->whatsThis().isEmpty() ){ - //Change the drop type depending on the data/dir - QString home = QDir::homePath(); - if( this->whatsThis().startsWith(home) ){ ev->setDropAction(Qt::MoveAction); } - else{ ev->setDropAction(Qt::CopyAction); } - ev->accept(); //allow this to be dropped here - }else{ - ev->ignore(); - } - } - - void dropEvent(QDropEvent *ev){ - if(this->whatsThis().isEmpty() || !ev->mimeData()->hasUrls() ){ ev->ignore(); return; } //not supported - ev->accept(); //handled here - QString dirpath = this->whatsThis(); - //See if the item under the drop point is a directory or not - QTreeWidgetItem *it = this->itemAt( ev->pos()); - if(it!=0){ - QFileInfo info(it->whatsThis(0)); - if(info.isDir() && info.isWritable()){ - dirpath = info.absoluteFilePath(); - } - } - //qDebug() << "Drop Event:" << dirpath; - //Now turn the input urls into local file paths - QStringList files; - QString home = QDir::homePath(); - foreach(const QUrl &url, ev->mimeData()->urls()){ - const QString filepath = url.toLocalFile(); - //If the target file is modifiable, assume a move - otherwise copy - if(QFileInfo(filepath).isWritable() && (filepath.startsWith(home) && dirpath.startsWith(home))){ - if(filepath.section("/",0,-2)!=dirpath){ files << "cut::::"+filepath; } //don't "cut" a file into the same dir - }else{ files << "copy::::"+filepath; } - } - //qDebug() << "Drop Event:" << dirpath; - emit DataDropped( dirpath, files ); - } - - void mouseReleaseEvent(QMouseEvent *ev){ - if(ev->button() != Qt::RightButton && ev->button() != Qt::LeftButton){ ev->ignore(); } - else{ QTreeWidget::mouseReleaseEvent(ev); } //pass it along to the widget - } - void mousePressEvent(QMouseEvent *ev){ - if(ev->button() != Qt::RightButton && ev->button() != Qt::LeftButton){ ev->ignore(); } - else{ QTreeWidget::mousePressEvent(ev); } //pass it along to the widget - } - /*void mouseMoveEvent(QMouseEvent *ev){ - if(ev->button() != Qt::RightButton && ev->button() != Qt::LeftButton){ ev->ignore(); } - else{ QTreeWidget::mouseMoveEvent(ev); } //pass it along to the widget - }*/ -}; - -/* - * Virtual class for managing the sort of folders/files items. The problem with base class is that it only manages texts fields and - * we have dates and sizes. - * - * On this class, we overwrite the function operator<. - */ - -class CQTreeWidgetItem : public QTreeWidgetItem { -public: - CQTreeWidgetItem(int type = Type) : QTreeWidgetItem(type) {} - CQTreeWidgetItem(const QStringList & strings, int type = Type) : QTreeWidgetItem(strings, type) {} - CQTreeWidgetItem(QTreeWidget * parent, int type = Type) : QTreeWidgetItem(parent, type) {} - CQTreeWidgetItem(QTreeWidget * parent, const QStringList & strings, int type = Type) : QTreeWidgetItem(parent, strings, type) {} - CQTreeWidgetItem(QTreeWidget * parent, QTreeWidgetItem * preceding, int type = Type) : QTreeWidgetItem(parent, preceding, type) {} - CQTreeWidgetItem(QTreeWidgetItem * parent, int type = Type) : QTreeWidgetItem(parent, type) {} - CQTreeWidgetItem(QTreeWidgetItem * parent, const QStringList & strings, int type = Type) : QTreeWidgetItem(parent, strings, type) {} - CQTreeWidgetItem(QTreeWidgetItem * parent, QTreeWidgetItem * preceding, int type = Type) : QTreeWidgetItem(parent, preceding, type) {} - virtual ~CQTreeWidgetItem() {} - inline virtual bool operator<(const QTreeWidgetItem &tmp) const { - int column = this->treeWidget()->sortColumn(); - // We are in date text - if(column == 3 || column == 4){ - return this->whatsThis(column) < tmp.whatsThis(column); - // We are in size text - }else if(column == 1) { - QString text = this->text(column); - QString text_tmp = tmp.text(column); - double filesize, filesize_tmp; - // On folders, text is empty so we check for that - // In case we are in folders, we put -1 for differentiate of regular files with 0 bytes. - // Doing so, all folders we'll be together instead of mixing with files with 0 bytes. - if(text.isEmpty()) - filesize = -1; - else - filesize = LUtils::DisplaySizeToBytes(text); - if(text_tmp.isEmpty()) - filesize_tmp = -1; - else - filesize_tmp = LUtils::DisplaySizeToBytes(text_tmp); - return filesize < filesize_tmp; - - //Name column - still sort by type too (folders first) - }else if(column == 0 && (this->text(2).isEmpty() || tmp.text(2).isEmpty()) ){ - if(this->text(2) != tmp.text(2)){ return this->text(2).isEmpty(); } - } - // In other cases, we trust base class implementation - return QTreeWidgetItem::operator<(tmp); - } -}; - -//Item override for sorting purposes of list widget items -class CQListWidgetItem : public QListWidgetItem { -public: - CQListWidgetItem(const QIcon &icon, const QString &text, QListWidget *parent = Q_NULLPTR) : QListWidgetItem(icon,text,parent) {} - virtual ~CQListWidgetItem() {} - inline virtual bool operator<(const QListWidgetItem &tmp) const { - QString type = this->data(Qt::UserRole).toString(); - QString tmptype = tmp.data(Qt::UserRole).toString(); - //Sort by type first - if(type!=tmptype){ return (QString::compare(type,tmptype)<0); } - //Then sort by name using the normal rules - return QListWidgetItem::operator<(tmp); - } -}; - -#endif |