1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
#include "DesktopViewPlugin.h"
#include <QFileInfo>
#include <QDir>
#include <QClipboard>
#include <QMimeData>
#include <QImageReader>
#include <LuminaXDG.h>
#include "LSession.h"
DesktopViewPlugin::DesktopViewPlugin(QWidget* parent, QString ID) : LDPlugin(parent, ID){
this->setLayout( new QVBoxLayout());
this->layout()->setContentsMargins(0,0,0,0);
list = new QListWidget(this);
//list->setUniformItemSizes(true);
list->setViewMode(QListView::IconMode);
//list->setLayoutMode(QListView::Batched);
list->setFlow(QListWidget::TopToBottom); //Qt bug workaround - need the opposite flow in the widget constructor
list->setWrapping(true);
//list->setBatchSize(10); //keep it snappy
list->setSpacing(2);
list->setSelectionBehavior(QAbstractItemView::SelectItems);
list->setSelectionMode(QAbstractItemView::ExtendedSelection);
list->setContextMenuPolicy(Qt::CustomContextMenu);
menu = new QMenu(this);
menu->addAction( LXDG::findIcon("run-build-file",""), tr("Open"), this, SLOT(runItems()) );
menu->addSeparator();
menu->addAction( LXDG::findIcon("edit-cut",""), tr("Cut"), this, SLOT(cutItems()) );
menu->addAction( LXDG::findIcon("edit-copy",""), tr("Copy"), this, SLOT(copyItems()) );
menu->addSeparator();
menu->addAction( LXDG::findIcon("zoom-in",""), tr("Increase Icons"), this, SLOT(increaseIconSize()) );
menu->addAction( LXDG::findIcon("zoom-out",""), tr("Decrease Icons"), this, SLOT(decreaseIconSize()) );
menu->addSeparator();
menu->addAction( LXDG::findIcon("edit-delete",""), tr("Delete"), this, SLOT(deleteItems()) );
menu->addSeparator();
if(LUtils::isValidBinary("lumina-fileinfo")){
menu->addAction( LXDG::findIcon("system-search",""), tr("Properties"), this, SLOT(displayProperties()) );
}
this->layout()->addWidget(list);
this->setInitialSize(300,300);
connect(QApplication::instance(), SIGNAL(DesktopFilesChanged()), this, SLOT(updateContents()) );
connect(list, SIGNAL(itemActivated(QListWidgetItem*)), this, SLOT(runItems()) );
connect(list, SIGNAL(customContextMenuRequested(const QPoint&)), this, SLOT(showMenu(const QPoint&)) );
QTimer::singleShot(1000,this, SLOT(updateContents()) ); //wait a second before loading contents
}
DesktopViewPlugin::~DesktopViewPlugin(){
}
void DesktopViewPlugin::runItems(){
QList<QListWidgetItem*> sel = list->selectedItems();
for(int i=0; i<sel.length(); i++){
LSession::LaunchApplication("lumina-open \""+sel[i]->whatsThis()+"\"");
}
}
void DesktopViewPlugin::copyItems(){
QList<QListWidgetItem*> sel = list->selectedItems();
if(sel.isEmpty()){ return; } //nothing selected
QStringList items;
//Format the data string
for(int i=0; i<sel.length(); i++){
items << "copy::::"+sel[i]->whatsThis();
}
//Now save that data to the global clipboard
QMimeData *dat = new QMimeData;
dat->clear();
dat->setData("x-special/lumina-copied-files", items.join("\n").toLocal8Bit());
QApplication::clipboard()->clear();
QApplication::clipboard()->setMimeData(dat);
}
void DesktopViewPlugin::cutItems(){
QList<QListWidgetItem*> sel = list->selectedItems();
if(sel.isEmpty()){ return; } //nothing selected
QStringList items;
//Format the data string
for(int i=0; i<sel.length(); i++){
items << "cut::::"+sel[i]->whatsThis();
}
//Now save that data to the global clipboard
QMimeData *dat = new QMimeData;
dat->clear();
dat->setData("x-special/lumina-copied-files", items.join("\n").toLocal8Bit());
QApplication::clipboard()->clear();
QApplication::clipboard()->setMimeData(dat);
}
void DesktopViewPlugin::deleteItems(){
QList<QListWidgetItem*> sel = list->selectedItems();
for(int i=0; i<sel.length(); i++){
if(QFileInfo(sel[i]->whatsThis()).isDir()){
QProcess::startDetached("rm -r \""+sel[i]->whatsThis()+"\"");
}else{
QFile::remove(sel[i]->whatsThis());
}
}
}
void DesktopViewPlugin::showMenu(const QPoint &pos){
//Make sure there is an item underneath the mouse first
if(list->itemAt(pos)!=0){
menu->popup(pos);
}else{
//Pass the context menu request on to the desktop (emit it from the plugin)
emit OpenDesktopMenu();
}
}
void DesktopViewPlugin::increaseIconSize(){
int icosize = this->readSetting("IconSize",64).toInt();
icosize+=16; //go in orders of 16 pixels
//list->setIconSize(QSize(icosize,icosize));
this->saveSetting("IconSize",icosize);
updateContents();
}
void DesktopViewPlugin::decreaseIconSize(){
int icosize = this->readSetting("IconSize",64).toInt();
if(icosize < 20){ return; } //too small to decrease more
icosize-=16; //go in orders of 16 pixels
//list->setIconSize(QSize(icosize,icosize));
this->saveSetting("IconSize",icosize);
updateContents();
}
void DesktopViewPlugin::updateContents(){
list->clear();
/*if(imgExtensions.isEmpty()){
QList<QByteArray> fmt = QImageReader::supportedImageFormats();
for(int i=0; i<fmt.length(); i++){ imgExtensions << QString::fromLocal8Bit(fmt[i]); }
}*/
int icosize = this->readSetting("IconSize",64).toInt();
QSize gridSZ = QSize(icosize+8,icosize+4+(2*this->fontMetrics().height()) );
//qDebug() << "Icon Size:" << icosize <<"Grid Size:" << gridSZ.width() << gridSZ.height();
list->setGridSize(gridSZ);
list->setIconSize(QSize(icosize,icosize));
QDir dir(QDir::homePath()+"/Desktop");
QFileInfoList files = dir.entryInfoList(QDir::Files | QDir::Dirs | QDir::NoDotAndDotDot, QDir::Name | QDir::Type | QDir::DirsFirst);
for(int i=0; i<files.length(); i++){
QListWidgetItem *it = new QListWidgetItem;
it->setTextAlignment(Qt::AlignCenter);
it->setWhatsThis(files[i].absoluteFilePath());
QString txt;
if(files[i].isDir()){
it->setIcon( LXDG::findIcon("folder","") );
txt = files[i].fileName();
}else if(files[i].suffix() == "desktop" ){
bool ok = false;
XDGDesktop desk = LXDG::loadDesktopFile(files[i].absoluteFilePath(), ok);
if(ok){
it->setIcon( LXDG::findIcon(desk.icon,"unknown") );
if(desk.name.isEmpty()){
txt = files[i].fileName();
}else{
txt = desk.name;
}
}else{
//Revert back to a standard file handling
it->setIcon( LXDG::findMimeIcon(files[i].fileName()) );
txt = files[i].fileName();
}
}else if(LUtils::imageExtensions().contains(files[i].suffix().toLower()) ){
it->setIcon( QIcon( QPixmap(files[i].absoluteFilePath()).scaled(icosize,icosize,Qt::IgnoreAspectRatio, Qt::SmoothTransformation) ) );
txt = files[i].fileName();
}else{
it->setIcon( LXDG::findMimeIcon( files[i].fileName() ) );
txt = files[i].fileName();
}
//Now adjust the visible text as necessary based on font/grid sizing
it->setToolTip(txt);
if(this->fontMetrics().width(txt) > (gridSZ.width()-2) ){
//int dash = this->fontMetrics().width("-");
//Text too long, try to show it on two lines
txt = txt.section(" ",0,2).replace(" ","\n"); //First take care of any natural breaks
if(txt.contains("\n")){
//need to check each line
QStringList txtL = txt.split("\n");
for(int i=0; i<txtL.length(); i++){ txtL[i] = this->fontMetrics().elidedText(txtL[i], Qt::ElideRight, gridSZ.width()); }
txt = txtL.join("\n");
if(txtL.length()>2){ txt = txt.section("\n",0,1); } //only keep the first two lines
}else{
txt = this->fontMetrics().elidedText(txt,Qt::ElideRight, 2*gridSZ.width());
//Now split the line in half for the two lines
txt.insert( (txt.count()/2), "\n");
}
}else{
txt.append("\n "); //ensure two lines (2nd one invisible) - keeps formatting sane
}
it->setText(txt);
list->addItem(it);
QApplication::processEvents(); //keep the UI snappy
}
list->setFlow(QListWidget::LeftToRight); //To ensure this is consistent - issues with putting it in the constructor
list->update(); //Re-paint the widget after all items are added
}
void DesktopViewPlugin::displayProperties(){
QList<QListWidgetItem*> sel = list->selectedItems();
for(int i=0; i<sel.length(); i++){
LSession::LaunchApplication("lumina-fileinfo \""+sel[i]->whatsThis());
}
}
|
