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
209
210
211
212
213
214
215
216
217
218
219
|
/* This file is part of the KDE libraries
Copyright (C) 2002 David Faure <faure@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
//
// File previews configuration
//
#include <tqcheckbox.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqwhatsthis.h>
#include <dcopclient.h>
#include <kapplication.h>
#include <kconfig.h>
#include <kdialog.h>
#include <kglobal.h>
#include <klistview.h>
#include <klocale.h>
#include <knuminput.h>
#include <kprotocolinfo.h>
#include "previews.h"
//-----------------------------------------------------------------------------
class PreviewCheckListItem : public TQCheckListItem
{
public:
PreviewCheckListItem( TQListView *parent, const TQString &text )
: TQCheckListItem( parent, text, CheckBoxController )
{}
PreviewCheckListItem( TQListViewItem *parent, const TQString &text )
: TQCheckListItem( parent, text, CheckBox )
{}
protected:
void stateChange( bool )
{
static_cast<KPreviewOptions *>( listView()->parent() )->changed();
}
};
KPreviewOptions::KPreviewOptions( TQWidget *parent, const char */*name*/ )
: KCModule( parent, "kcmkonq" )
{
TQVBoxLayout *lay = new TQVBoxLayout(this, 0, KDialog::spacingHint());
lay->addWidget( new TQLabel( i18n("<p>Allow previews, \"Folder Icons Reflect Contents\", and "
"retrieval of meta-data on protocols:</p>"), this ) );
setQuickHelp( i18n("<h1>Preview Options</h1> Here you can modify the behavior "
"of Konqueror when it shows the files in a folder."
"<h2>The list of protocols:</h2> Check the protocols over which "
"previews should be shown; uncheck those over which they should not. "
"For instance, you might want to show previews over SMB if the local "
"network is fast enough, but you might disable it for FTP if you often "
"visit very slow FTP sites with large images."
"<h2>Maximum File Size:</h2> Select the maximum file size for which "
"previews should be generated. For instance, if set to 10 MB (the default), "
"no preview will be generated for files bigger than 10 MB, for speed reasons."));
// Listview containing checkboxes for all protocols that support listing
KListView *listView = new KListView( this, "listView" );
listView->addColumn( i18n( "Select Protocols" ) );
listView->setFullWidth( true );
TQHBoxLayout *hbox = new TQHBoxLayout( lay );
hbox->addWidget( listView );
hbox->addStretch();
PreviewCheckListItem *localItems = new PreviewCheckListItem( listView,
i18n( "Local Protocols" ) );
PreviewCheckListItem *inetItems = new PreviewCheckListItem( listView,
i18n( "Internet Protocols" ) );
TQStringList protocolList = KProtocolInfo::protocols();
protocolList.sort();
TQStringList::Iterator it = protocolList.begin();
KURL url;
url.setPath("/");
for ( ; it != protocolList.end() ; ++it )
{
url.setProtocol( *it );
if ( KProtocolInfo::supportsListing( url ) )
{
TQCheckListItem *item;
if ( KProtocolInfo::protocolClass( *it ) == ":local" )
item = new PreviewCheckListItem( localItems, ( *it ) );
else
item = new PreviewCheckListItem( inetItems, ( *it ) );
m_items.append( item );
}
}
listView->setOpen( localItems, true );
listView->setOpen( inetItems, true );
TQWhatsThis::add( listView,
i18n("This option makes it possible to choose when the file previews, "
"smart folder icons, and meta-data in the File Manager should be activated.\n"
"In the list of protocols that appear, select which ones are fast "
"enough for you to allow previews to be generated.") );
TQLabel *label = new TQLabel( i18n( "&Maximum file size:" ), this );
lay->addWidget( label );
m_maxSize = new KDoubleNumInput( this );
m_maxSize->setSuffix( i18n(" MB") );
m_maxSize->setRange( 0.02, 10, 0.02, true );
m_maxSize->setPrecision( 1 );
label->setBuddy( m_maxSize );
lay->addWidget( m_maxSize );
connect( m_maxSize, TQT_SIGNAL( valueChanged(double) ), TQT_SLOT( changed() ) );
m_boostSize = new TQCheckBox(i18n("&Increase size of previews relative to icons"), this);
connect( m_boostSize, TQT_SIGNAL( toggled(bool) ), TQT_SLOT( changed() ) );
lay->addWidget(m_boostSize);
m_useFileThumbnails = new TQCheckBox(i18n("&Use thumbnails embedded in files"), this);
connect( m_useFileThumbnails, TQT_SIGNAL( toggled(bool) ), TQT_SLOT( changed() ) );
lay->addWidget(m_useFileThumbnails);
TQWhatsThis::add( m_useFileThumbnails,
i18n("Select this to use thumbnails that are found inside some "
"file types (e.g. JPEG). This will increase speed and reduce "
"disk usage. Deselect it if you have files that have been processed "
"by programs which create inaccurate thumbnails, such as ImageMagick.") );
lay->addWidget( new TQWidget(this), 10 );
load();
}
// Default: 10 MB
#define DEFAULT_MAXSIZE (1024*1024*10)
void KPreviewOptions::load(bool useDefaults)
{
// *** load and apply to GUI ***
TDEGlobal::config()->setReadDefaults(useDefaults);
KConfigGroup group( TDEGlobal::config(), "PreviewSettings" );
TQPtrListIterator<TQCheckListItem> it( m_items );
for ( ; it.current() ; ++it ) {
TQString protocol( it.current()->text() );
if ( ( protocol == "file" ) && ( !group.hasKey ( protocol ) ) )
// file should be enabled in case is not defined because if not so
// than preview's lost when size is changed from default one
it.current()->setOn( true );
else
it.current()->setOn( group.readBoolEntry( protocol, false ) );
}
// config key is in bytes (default value 10MB), numinput is in MB
m_maxSize->setValue( ((double)group.readNumEntry( "MaximumSize", DEFAULT_MAXSIZE )) / (1024*1024) );
m_boostSize->setChecked( group.readBoolEntry( "BoostSize", false /*default*/ ) );
m_useFileThumbnails->setChecked( group.readBoolEntry( "UseFileThumbnails", true /*default*/ ) );
TDEGlobal::config()->setReadDefaults(false);
}
void KPreviewOptions::load()
{
load(false);
}
void KPreviewOptions::defaults()
{
load(true);
}
void KPreviewOptions::save()
{
KConfigGroup group( TDEGlobal::config(), "PreviewSettings" );
TQPtrListIterator<TQCheckListItem> it( m_items );
for ( ; it.current() ; ++it ) {
TQString protocol( it.current()->text() );
group.writeEntry( protocol, it.current()->isOn(), true, true );
}
// config key is in bytes, numinput is in MB
group.writeEntry( "MaximumSize", tqRound( m_maxSize->value() *1024*1024 ), true, true );
group.writeEntry( "BoostSize", m_boostSize->isChecked(), true, true );
group.writeEntry( "UseFileThumbnails", m_useFileThumbnails->isChecked(), true, true );
group.sync();
// Send signal to konqueror
// Warning. In case something is added/changed here, keep kfmclient in sync
TQByteArray data;
if ( !kapp->dcopClient()->isAttached() )
kapp->dcopClient()->attach();
kapp->dcopClient()->send( "konqueror*", "KonquerorIface", "reparseConfiguration()", data );
}
void KPreviewOptions::changed()
{
emit KCModule::changed(true);
}
#include "previews.moc"
|
