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authorllornkcor <llornkcor>2002-05-14 22:02:16 (UTC)
committer llornkcor <llornkcor>2002-05-14 22:02:16 (UTC)
commite325f9cfb783010caa8618608a4d57884c0107c5 (patch) (side-by-side diff)
tree92e5ad3d4df7e4da10c6a2f18a89bfa0887cd733
parent654f18b7201655379a515d12e30e06de4ae2e564 (diff)
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thumbnail for images for 'hash', also added secret config [View] ThumbSize = 72 for specifying thumbnail size, and added cleanup for tmp dir
Diffstat (more/less context) (show whitespace changes)
-rw-r--r--noncore/unsupported/filebrowser/filebrowser.cpp153
-rw-r--r--noncore/unsupported/filebrowser/filebrowser.h11
2 files changed, 158 insertions, 6 deletions
diff --git a/noncore/unsupported/filebrowser/filebrowser.cpp b/noncore/unsupported/filebrowser/filebrowser.cpp
index 8c01655..10e50f0 100644
--- a/noncore/unsupported/filebrowser/filebrowser.cpp
+++ b/noncore/unsupported/filebrowser/filebrowser.cpp
@@ -18,6 +18,7 @@
**
**********************************************************************/
+
#include "inlineedit.h"
#include "filebrowser.h"
#include "filePermissions.h"
@@ -43,10 +44,12 @@
#include <qmultilineedit.h>
#include <qfont.h>
#include <qpainter.h>
+#include <qprogressbar.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/stat.h>
+#include <qpe/qpeapplication.h>
//
// FileItem
@@ -83,10 +86,13 @@ FileItem::FileItem( QListView * parent, const QFileInfo & fi )
pm = Resource::loadPixmap( "locked" );
else if( isLib() )
pm = Resource::loadPixmap( "library" );
+ else if( ((FileView* )parent)->getShowThumbnails() && mt.id().contains(QRegExp("^image/", FALSE, FALSE)) )
+ pm = drawThumbnail(fi);
else
pm = mt.pixmap();
if ( pm.isNull() )
pm = Resource::loadPixmap("UnknownDocument-14");
+
if( fi.isSymLink() ){
// overlay link image
QPixmap lnk = Resource::loadPixmap( "filebrowser/symlink" );
@@ -172,18 +178,70 @@ bool FileItem::rename( const QString & name )
return TRUE;
}
+QPixmap FileItem::drawThumbnail(const QFileInfo &file) {
+
+ /*
+ * this thing is sloooooow, and it also doesn't load
+ * dynamicly (like a web browser). if anyone knows how to
+ * do that, please do!
+ */
+ QString cacheDir = "/tmp/filebrowserThumbnailCache";
+ QFileInfo cachedFile (cacheDir + file.filePath());
+
+ if (cachedFile.exists() && cachedFile.lastModified() == file.lastModified()) {
+
+ QPixmap cachedImage (cachedFile.filePath());
+ return cachedImage;
+ }
+ else {
+
+ QImage image (file.filePath());
+
+ // if inside of cache dir, don't render thumbnails! recursive error!
+ if (image.isNull() || file.filePath().contains(QRegExp("^" + cacheDir))) {
+ DocLnk doc (file.filePath());
+ return doc.pixmap();
+ }
+ Config cfg("Filebrowser");
+ cfg.setGroup("View");
+ int size;
+ size =cfg.readNumEntry("ThumbSize", 72);
+ QPixmap thumb (size, size);
+
+ double scale = (double)image.height() / (double)image.width();
+ int newHeight = int(size * scale);
+ thumb.convertFromImage (image.smoothScale(size, newHeight));
+
+ if (!cachedFile.dir().exists()) {
+ QString cmd = "/bin/mkdir -p \"" + cachedFile.dirPath() +"\"";
+ system( (const char *) cmd );
+ }
+
+ if (thumb.save(cachedFile.filePath(), QPixmap::imageFormat(file.filePath()), 70)) {
+ // make thumbnail modify time the same as the image
+ QString cmd = "/bin/touch -r \"" + file.filePath() +"\" " +
+ "\"" + cachedFile.filePath() + "\"";
+ system( (const char *) cmd );
+
+ }
+
+ return thumb;
+ }
+}
+
//
// FileView
//
FileView::FileView( const QString & dir, QWidget * parent,
const char * name,
- bool hidden, bool symlinks )
+ bool hidden, bool symlinks, bool thumbnails )
: QListView( parent, name ),
menuTimer( this ),
le( NULL ),
itemToRename( NULL ),
showHidden( hidden ),
showSymlinks( symlinks),
+ showThumbnails( thumbnails ),
menuKeepsOpen( FALSE )
{
addColumn( "Name" );
@@ -253,12 +311,20 @@ void FileView::generateDir( const QString & dir )
d.setSorting( QDir::Name | QDir::DirsFirst | QDir::IgnoreCase | QDir::Reversed );
-
const QFileInfoList * list = d.entryInfoList();
QFileInfoListIterator it( *list );
QFileInfo *fi;
+ QProgressBar *thumbProgress = 0;
+ if (showThumbnails) {
+
+ thumbProgress = new QProgressBar(it.count(), this);
+ thumbProgress->show();
+ }
+
clear();
+
+ int fileCount = 1; // used in the thumbnail progress meter
while( (fi = it.current()) ){
if( (fi->fileName() == ".") || (fi->fileName() == "..") ){
++it;
@@ -268,10 +334,22 @@ void FileView::generateDir( const QString & dir )
++it;
continue;
}
+ // thumbnail progress
+ if (showThumbnails) {
+
+ thumbProgress->setProgress(fileCount);
+ }
(void) new FileItem( (QListView *) this, *fi );
+
++it;
+ ++fileCount;
+ }
+
+ if (showThumbnails) {
+ thumbProgress->close();
}
emit dirChanged();
+
}
void FileView::rename()
@@ -463,6 +541,25 @@ void FileView::cut()
flist.clear();
while( item ){
+ if( ite
+ // ##### a better inmplementation might be to rename the CUT file
+ // ##### to ".QPE-FILEBROWSER-MOVING" rather than copying it.
+ QString cmd, dest, basename, cd = "/tmp/qpemoving";
+ QStringList newflist;
+ newflist.clear();
+
+ cmd = "rm -rf " + cd;
+ system ( (const char *) cmd );
+ cmd = "mkdir " + cd;
+ system( (const char *) cmd );
+
+// get the names of the files to cut
+ FileItem * item;
+
+ if((item = (FileItem *) firstChild()) == 0) return;
+
+ flist.clear();
+ while( item ){
if( item->isSelected() /*&& !item->isDir()*/ ){
flist += item->getFilePath();
}
@@ -713,6 +810,11 @@ void FileView::setShowSymlinks(bool symlinks)
showSymlinks=symlinks;
}
+void FileView::setShowThumbnails(bool thumbnails)
+{
+ showThumbnails=thumbnails;
+}
+
void FileView::setMenuKeepsOpen(bool keepOpen)
{
menuKeepsOpen=keepOpen;
@@ -736,17 +838,20 @@ void FileBrowser::init(const QString & dir)
{
setCaption( tr("File Manager") );
setIcon( Resource::loadPixmap( "filebrowser_icon" ) );
+ connect( qApp,SIGNAL( aboutToQuit()),SLOT( cleanUp()) );
+
Config cfg("Filebrowser");
cfg.setGroup("View");
bool showHidden=(cfg.readEntry("Hidden","FALSE") == "TRUE");
bool showSymlinks=(cfg.readEntry("Symlinks","FALSE") == "TRUE");
+ bool showThumbnails=(cfg.readEntry("Thumbnails","FALSE") == "TRUE");
cfg.setGroup("Menu");
bool menuKeepsOpen=(cfg.readEntry("KeepOpen", "FALSE") == "TRUE");
- fileView = new FileView( dir, this, 0, showHidden, showSymlinks );
+ fileView = new FileView( dir, this, 0, showHidden, showSymlinks, showThumbnails );
fileView->setAllColumnsShowFocus( TRUE );
fileView->setMenuKeepsOpen(menuKeepsOpen);
@@ -776,8 +881,10 @@ void FileBrowser::init(const QString & dir)
viewMenu = new QPopupMenu( this);
viewMenu->insertItem( tr( "Hidden"), this, SLOT( updateShowHidden() ) );
viewMenu->insertItem( tr( "Symlinks"), this, SLOT( updateShowSymlinks() ) );
+ viewMenu->insertItem( tr( "Thumbnails"), this, SLOT( updateShowThumbnails() ) );
viewMenu->setItemChecked( viewMenu->idAt( 0 ), showHidden );
viewMenu->setItemChecked( viewMenu->idAt( 1 ), showSymlinks );
+ viewMenu->setItemChecked( viewMenu->idAt( 2 ), showThumbnails );
menuBar->insertItem( tr("View"), viewMenu );
@@ -930,7 +1037,6 @@ void FileView::chPerm() {
FileItem * i;
QStringList fl;
QString cmd;
- int err;
if((i = (FileItem *) firstChild()) == 0) return;
@@ -982,3 +1088,42 @@ void FileBrowser::updateShowSymlinks()
fileView->updateDir();
}
+
+void FileBrowser::updateShowThumbnails()
+{
+ bool valShowThumbnails=viewMenu->isItemChecked( viewMenu->idAt( 2 ) );
+ valShowThumbnails=!valShowThumbnails;
+ viewMenu->setItemChecked( viewMenu->idAt( 2 ), valShowThumbnails );
+ fileView->setShowThumbnails(valShowThumbnails);
+
+ Config cfg("Filebrowser");
+ cfg.setGroup("View");
+ cfg.writeEntry("Thumbnails",valShowThumbnails?"TRUE":"FALSE");
+
+ fileView->updateDir();
+}
+
+void FileBrowser::cleanUp() {
+ QString cmdr = "rm -rf /tmp/filebrowserThumbnailCache";
+// qDebug("exit");
+ system(cmdr.latin1());
+}
+
+{
+ bool valShowThumbnails=viewMenu->isItemChecked( viewMenu->idAt( 2 ) );
+ valShowThumbnails=!valShowThumbnails;
+ viewMenu->setItemChecked( viewMenu->idAt( 2 ), valShowThumbnails );
+ fileView->setShowThumbnails(valShowThumbnails);
+
+ Config cfg("Filebrowser");
+ cfg.setGroup("View");
+ cfg.writeEntry("Thumbnails",valShowThumbnails?"TRUE":"FALSE");
+
+ fileView->updateDir();
+}
+
+void FileBrowser::cleanUp() {
+ QString cmdr = "rm -rf /tmp/filebrowserThumbnailCache";
+// qDebug("exit");
+ system(cmdr.latin1());
+}
diff --git a/noncore/unsupported/filebrowser/filebrowser.h b/noncore/unsupported/filebrowser/filebrowser.h
index 983e58e..549d463 100644
--- a/noncore/unsupported/filebrowser/filebrowser.h
+++ b/noncore/unsupported/filebrowser/filebrowser.h
@@ -45,6 +45,7 @@ public:
private:
QString sizeString( unsigned int size );
QFileInfo fileInfo;
+ QPixmap FileItem::drawThumbnail(const QFileInfo &file);
};
@@ -56,7 +57,8 @@ public:
FileView( const QString & dir, QWidget * parent = 0,
const char * name = 0,
bool hidden = FALSE,
- bool symlinks = FALSE );
+ bool symlinks = FALSE,
+ bool thumbnails = FALSE );
void setDir( const QString & dir );
QString cd(){ return currentDir; }
@@ -65,6 +67,8 @@ public:
void setShowHidden(bool hidden);
void setShowSymlinks(bool symlinks);
+ void setShowThumbnails(bool thumbnails);
+ bool getShowThumbnails () const { return showThumbnails; }
void setMenuKeepsOpen(bool keepOpen);
public slots:
@@ -96,7 +100,6 @@ protected slots:
void addToDocuments();
void run();
void endRenaming();
-
private:
QString currentDir;
QStringList dirHistory, flist;
@@ -106,6 +109,7 @@ private:
bool selected;
bool showHidden;
bool showSymlinks;
+ bool showThumbnails;
bool menuKeepsOpen;
bool copyFile( const QString & dest, const QString & src );
@@ -148,8 +152,11 @@ private slots:
void updateSorting();
void updateShowHidden();
void updateShowSymlinks();
+ void updateShowThumbnails();
void updateDirMenu();
void dirSelected( int id );
+ void cleanUp();
+
};
#endif