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tdebase/kcontrol/background/bgdialog.cpp

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/*
kate: space-indent on; indent-width 3; indent-mode cstyle;
This file is part of the KDE libraries
Copyright (c) 2005 David Saxton <david@bluehaze.org>
Copyright (c) 2003 Waldo Bastian <bastian@kde.org>
Copyright (c) 1999 Geert Jansen <g.t.jansen@stud.tue.nl>
Copyright (c) 1996 Martin R. Jones
Copyright (c) 1997 Matthias Hoelzer
Copyright (c) 1997 Mark Donohoe
Copyright (c) 1998 Stephan Kulow
Copyright (c) 1998 Matej Koss
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU 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.
*/
#include <config.h>
#include <tqbuttongroup.h>
#include <tqcheckbox.h>
#include <tqlabel.h>
#include <tqpainter.h>
#include <tqradiobutton.h>
#include <tqslider.h>
#include <tqtimer.h>
#include <tqtooltip.h>
#include <tqwhatsthis.h>
#include <tqapplication.h>
#include <kconfig.h>
#include <kdebug.h>
#include <kfiledialog.h>
#include <kfilemetainfo.h>
#include <kglobal.h>
#include <kiconloader.h>
#include <kimageio.h>
#include <klocale.h>
#include <kpixmap.h>
#include <kstandarddirs.h>
#include <kstringhandler.h>
#include <kurlrequester.h>
#include <twin.h>
#include <twinmodule.h>
#include <kimagefilepreview.h>
#include <knewstuff/downloaddialog.h>
#include <stdlib.h>
#include "bgmonitor.h"
#include "bgwallpaper.h"
#include "bgadvanced.h"
#include "bgdialog.h"
#define NR_PREDEF_PATTERNS 6
BGDialog::BGDialog(TQWidget* parent, KConfig* _config, bool _multidesktop)
: BGDialog_UI(parent, "BGDialog")
{
m_pGlobals = new KGlobalBackgroundSettings(_config);
m_pDirs = KGlobal::dirs();
m_multidesktop = _multidesktop;
m_previewUpdates = true;
KWinModule *m_twin;
m_twin = new KWinModule(TQT_TQOBJECT(this));
m_curDesk = m_twin->currentDesktop();
TQSize s(m_twin->numberOfViewports(m_twin->currentDesktop()));
m_useViewports = s.width() * s.height() > 1;
m_numDesks = m_multidesktop ? KWin::numberOfDesktops() : 1;
m_numViewports = s.width() * s.height();
m_numScreens = TQApplication::desktop()->numScreens();
TQCString multiHead = getenv("TDE_MULTIHEAD");
if (multiHead.lower() == "true")
{
m_numScreens = 1;
}
TQPoint vx(m_twin->currentViewport(m_twin->currentDesktop()));
int t_eViewport = (vx.x() * vx.y());
if (t_eViewport < 1) {
t_eViewport = 1;
}
delete m_twin;
m_desk = m_multidesktop ? KWin::currentDesktop() : 1;
m_desk = m_multidesktop ? (m_useViewports ? (((m_desk - 1) * m_numViewports) + t_eViewport) : m_desk) : m_desk;
m_numDesks = m_multidesktop ? (m_useViewports ? (m_numDesks * m_numViewports) : m_numDesks) : m_numDesks;
m_screen = TQApplication::desktop()->screenNumber(this);
if (m_screen >= (int)m_numScreens)
m_screen = m_numScreens-1;
m_eDesk = m_pGlobals->commonDeskBackground() ? 0 : m_desk;
getEScreen();
m_copyAllDesktops = true;
m_copyAllScreens = true;
if (!m_multidesktop)
{
m_pDesktopLabel->hide();
m_comboDesktop->hide();
}
if (m_numScreens < 2)
{
m_comboScreen->hide();
m_buttonIdentifyScreens->hide();
m_screen = 0;
m_eScreen = 0;
}
connect(m_buttonIdentifyScreens, TQT_SIGNAL(clicked()), TQT_SLOT(slotIdentifyScreens()));
// preview monitor
m_pMonitorArrangement = new BGMonitorArrangement(m_screenArrangement, "monitor arrangement");
connect(m_pMonitorArrangement, TQT_SIGNAL(imageDropped(const TQString &)), TQT_SLOT(slotImageDropped(const TQString &)));
if( m_multidesktop)
{
// desktop
connect(m_comboDesktop, TQT_SIGNAL(activated(int)),
TQT_SLOT(slotSelectDesk(int)));
}
if (m_numScreens > 1)
{
connect(m_comboScreen, TQT_SIGNAL(activated(int)),
TQT_SLOT(slotSelectScreen(int)));
}
// background image settings
TQIconSet iconSet = SmallIconSet(TQString::tqfromLatin1("fileopen"));
TQPixmap pixMap = iconSet.pixmap( TQIconSet::Small, TQIconSet::Normal );
m_urlWallpaperButton->setIconSet( iconSet );
m_urlWallpaperButton->setFixedSize( pixMap.width()+8, pixMap.height()+8 );
TQToolTip::add(m_urlWallpaperButton, i18n("Open file dialog"));
connect(m_buttonGroupBackground, TQT_SIGNAL(clicked(int)),
TQT_SLOT(slotWallpaperTypeChanged(int)));
connect(m_urlWallpaperBox, TQT_SIGNAL(activated(int)),
TQT_SLOT(slotWallpaper(int)));
connect(m_urlWallpaperButton, TQT_SIGNAL(clicked()),
TQT_SLOT(slotWallpaperSelection()));
connect(m_comboWallpaperPos, TQT_SIGNAL(activated(int)),
TQT_SLOT(slotWallpaperPos(int)));
connect(m_buttonSetupWallpapers, TQT_SIGNAL(clicked()),
TQT_SLOT(slotSetupMulti()));
// set up the background colour stuff
connect(m_colorPrimary, TQT_SIGNAL(changed(const TQColor &)),
TQT_SLOT(slotPrimaryColor(const TQColor &)));
connect(m_colorSecondary, TQT_SIGNAL(changed(const TQColor &)),
TQT_SLOT(slotSecondaryColor(const TQColor &)));
connect(m_comboPattern, TQT_SIGNAL(activated(int)),
TQT_SLOT(slotPattern(int)));
// blend
connect(m_comboBlend, TQT_SIGNAL(activated(int)), TQT_SLOT(slotBlendMode(int)));
connect(m_sliderBlend, TQT_SIGNAL(valueChanged(int)),
TQT_SLOT(slotBlendBalance(int)));
connect(m_cbBlendReverse, TQT_SIGNAL(toggled(bool)),
TQT_SLOT(slotBlendReverse(bool)));
// advanced options
connect(m_buttonAdvanced, TQT_SIGNAL(clicked()),
TQT_SLOT(slotAdvanced()));
connect(m_buttonGetNew, TQT_SIGNAL(clicked()),
TQT_SLOT(slotGetNewStuff()));
// renderers
m_renderer.resize(m_numDesks+1);
if (m_numScreens > 1)
{
for (unsigned i = 0; i < m_numDesks+1; ++i)
{
m_renderer[i].resize(m_numScreens+2);
m_renderer[i].setAutoDelete(true);
int eDesk = i>0 ? i-1 : 0;
// Setup the merged-screen renderer
KBackgroundRenderer * r = new KBackgroundRenderer(eDesk, 0, false, _config);
m_renderer[i].insert( 0, r );
connect( r, TQT_SIGNAL(imageDone(int,int)), TQT_SLOT(slotPreviewDone(int,int)) );
// Setup the common-screen renderer
r = new KBackgroundRenderer(eDesk, 0, true, _config);
m_renderer[i].insert( 1, r );
connect( r, TQT_SIGNAL(imageDone(int,int)), TQT_SLOT(slotPreviewDone(int,int)) );
// Setup the remaining renderers for each screen
for (unsigned j=0; j < m_numScreens; ++j )
{
r = new KBackgroundRenderer(eDesk, j, true, _config);
m_renderer[i].insert( j+2, r );
connect( r, TQT_SIGNAL(imageDone(int,int)), TQT_SLOT(slotPreviewDone(int,int)) );
}
}
}
else
{
for (unsigned i = 0; i < m_numDesks+1; ++i )
{
m_renderer[i].resize(1);
m_renderer[i].setAutoDelete(true);
}
// set up the common desktop renderer
KBackgroundRenderer * r = new KBackgroundRenderer(0, 0, false, _config);
m_renderer[0].insert(0, r);
connect(r, TQT_SIGNAL(imageDone(int,int)), TQT_SLOT(slotPreviewDone(int,int)));
// set up all the other desktop renderers
for (unsigned i = 0; i < m_numDesks; ++i)
{
r = new KBackgroundRenderer(i, 0, false, _config);
m_renderer[i+1].insert(0, r);
connect(r, TQT_SIGNAL(imageDone(int,int)), TQT_SLOT(slotPreviewDone(int,int)));
}
}
// Random or InOrder
m_slideShowRandom = eRenderer()->multiWallpaperMode();
if (m_slideShowRandom == KBackgroundSettings::NoMultiRandom)
m_slideShowRandom = KBackgroundSettings::Random;
if (m_slideShowRandom == KBackgroundSettings::NoMulti)
m_slideShowRandom = KBackgroundSettings::InOrder;
// Wallpaper Position
m_wallpaperPos = eRenderer()->wallpaperMode();
if (m_wallpaperPos == KBackgroundSettings::NoWallpaper)
m_wallpaperPos = KBackgroundSettings::Centred; // Default
if (KGlobal::dirs()->isRestrictedResource("wallpaper"))
{
m_urlWallpaperButton->hide();
m_buttonSetupWallpapers->hide();
m_radioSlideShow->hide();
}
initUI();
updateUI();
#if (QT_VERSION-0 >= 0x030200)
connect( tqApp->desktop(), TQT_SIGNAL( resized( int )), TQT_SLOT( desktopResized())); // RANDR support
#endif
}
BGDialog::~BGDialog()
{
delete m_pGlobals;
}
KBackgroundRenderer * BGDialog::eRenderer()
{
return m_renderer[m_eDesk][m_eScreen];
}
void BGDialog::getEScreen()
{
if ( m_pGlobals->drawBackgroundPerScreen( m_eDesk>0 ? m_eDesk-1 : 0 ) )
m_eScreen = m_pGlobals->commonScreenBackground() ? 1 : m_screen+2;
else
m_eScreen = 0;
if ( m_numScreens == 1 )
m_eScreen = 0;
else if ( m_eScreen > int(m_numScreens+1) )
m_eScreen = m_numScreens+1;
}
void BGDialog::makeReadOnly()
{
m_pMonitorArrangement->setEnabled( false );
m_comboScreen->setEnabled( false );
m_comboDesktop->setEnabled( false );
m_colorPrimary->setEnabled( false );
m_colorSecondary->setEnabled( false );
m_comboPattern->setEnabled( false );
m_radioNoPicture->setEnabled( false );
m_radioPicture->setEnabled( false );
m_radioSlideShow->setEnabled( false );
m_urlWallpaperBox->setEnabled( false );
m_urlWallpaperButton->setEnabled( false );
m_comboWallpaperPos->setEnabled( false );
m_buttonSetupWallpapers->setEnabled( false );
m_comboBlend->setEnabled( false );
m_sliderBlend->setEnabled( false );
m_cbBlendReverse->setEnabled( false );
m_buttonAdvanced->setEnabled( false );
m_buttonGetNew->setEnabled( false );
}
void BGDialog::load( bool useDefaults )
{
m_pGlobals->getConfig()->setReadDefaults( useDefaults );
m_pGlobals->readSettings();
m_eDesk = m_pGlobals->commonDeskBackground() ? 0 : m_desk;
getEScreen();
for (unsigned desk = 0; desk < m_renderer.size(); ++desk)
{
unsigned eDesk = desk>0 ? desk-1 : 0;
for (unsigned screen = 0; screen < m_renderer[desk].size(); ++screen)
{
unsigned eScreen = screen>1 ? screen-2 : 0;
m_renderer[desk][screen]->load( eDesk, eScreen, (screen>0), useDefaults );
}
}
m_copyAllDesktops = true;
m_copyAllScreens = true;
// Random or InOrder
m_slideShowRandom = eRenderer()->multiWallpaperMode();
if (m_slideShowRandom == KBackgroundSettings::NoMultiRandom)
m_slideShowRandom = KBackgroundSettings::Random;
if (m_slideShowRandom == KBackgroundSettings::NoMulti)
m_slideShowRandom = KBackgroundSettings::InOrder;
// Wallpaper Position
m_wallpaperPos = eRenderer()->wallpaperMode();
if (m_wallpaperPos == KBackgroundSettings::NoWallpaper)
m_wallpaperPos = KBackgroundSettings::Centred; // Default
updateUI();
emit changed(useDefaults);
}
void BGDialog::save()
{
m_pGlobals->writeSettings();
// write out the common desktop or the "Desktop 1" settings
// depending on which are the real settings
// they both share Desktop[0] in the config file
// similar for screen...
for (unsigned desk = 0; desk < m_renderer.size(); ++desk)
{
if (desk == 0 && !m_pGlobals->commonDeskBackground())
continue;
if (desk == 1 && m_pGlobals->commonDeskBackground())
continue;
for (unsigned screen = 0; screen < m_renderer[desk].size(); ++screen)
{
if (screen == 1 && !m_pGlobals->commonScreenBackground())
continue;
if (screen == 2 && m_pGlobals->commonScreenBackground())
continue;
m_renderer[desk][screen]->writeSettings();
}
}
emit changed(false);
}
void BGDialog::defaults()
{
load( true );
eRenderer()->setWallpaper( eRenderer()->wallpaper() );
}
TQString BGDialog::quickHelp() const
{
return i18n("<h1>Background</h1> This module allows you to control the"
" appearance of the virtual desktops. KDE offers a variety of options"
" for customization, including the ability to specify different settings"
" for each virtual desktop, or a common background for all of them.<p>"
" The appearance of the desktop results from the combination of its"
" background colors and patterns, and optionally, wallpaper, which is"
" based on the image from a graphic file.<p>"
" The background can be made up of a single color, or a pair of colors"
" which can be blended in a variety of patterns. Wallpaper is also"
" customizable, with options for tiling and stretching images. The"
" wallpaper can be overlaid opaquely, or blended in different ways with"
" the background colors and patterns.<p>"
" KDE allows you to have the wallpaper change automatically at specified"
" intervals of time. You can also replace the background with a program"
" that updates the desktop dynamically. For example, the \"kdeworld\""
" program shows a day/night map of the world which is updated periodically.");
}
void BGDialog::slotIdentifyScreens()
{
// Taken from PositionTab::showIdentify in tdebase/kcontrol/kicker/positiontab_impl.cpp
for(unsigned s = 0; s < m_numScreens; s++)
{
TQLabel *screenLabel = new TQLabel(0,"Screen Identify", (WFlags)(WDestructiveClose | WStyle_Customize | WX11BypassWM));
TQFont identifyFont(KGlobalSettings::generalFont());
identifyFont.setPixelSize(100);
screenLabel->setFont(identifyFont);
screenLabel->setFrameStyle(TQFrame::Panel);
screenLabel->setFrameShadow(TQFrame::Plain);
screenLabel->tqsetAlignment(Qt::AlignCenter);
screenLabel->setNum(int(s + 1));
// BUGLET: we should not allow the identification to be entered again
// until the timer fires.
TQTimer::singleShot(1500, screenLabel, TQT_SLOT(close()));
TQPoint screenCenter(TQApplication::desktop()->screenGeometry(s).center());
TQRect targetGeometry(TQPoint(0,0),screenLabel->tqsizeHint());
targetGeometry.moveCenter(screenCenter);
screenLabel->setGeometry(targetGeometry);
screenLabel->show();
}
}
void BGDialog::initUI()
{
// Desktop names
if (m_useViewports == false) {
for (unsigned i = 0; i < m_numDesks; ++i) {
m_comboDesktop->insertItem(m_pGlobals->deskName(i));
}
}
else {
for (unsigned i = 0; i < (m_numDesks/m_numViewports); ++i) {
for (unsigned j = 0; j < m_numViewports; ++j) {
m_comboDesktop->insertItem(i18n("Desktop %1 Viewport %2").tqarg(i+1).tqarg(j+1));
}
}
}
// Screens
for (unsigned i = 0; i < m_numScreens; ++i)
m_comboScreen->insertItem( i18n("Screen %1").tqarg(TQString::number(i+1)) );
// Patterns
m_comboPattern->insertItem(i18n("Single Color"));
m_comboPattern->insertItem(i18n("Horizontal Gradient"));
m_comboPattern->insertItem(i18n("Vertical Gradient"));
m_comboPattern->insertItem(i18n("Pyramid Gradient"));
m_comboPattern->insertItem(i18n("Pipecross Gradient"));
m_comboPattern->insertItem(i18n("Elliptic Gradient"));
m_patterns = KBackgroundPattern::list();
m_patterns.sort(); // Defined order
TQStringList::Iterator it;
for (it=m_patterns.begin(); it != m_patterns.end(); ++it)
{
KBackgroundPattern pat(*it);
if (pat.isAvailable())
m_comboPattern->insertItem(pat.comment());
}
loadWallpaperFilesList();
// Wallpaper tilings: again they must match the ones from bgrender.cc
m_comboWallpaperPos->insertItem(i18n("Centered"));
m_comboWallpaperPos->insertItem(i18n("Tiled"));
m_comboWallpaperPos->insertItem(i18n("Center Tiled"));
m_comboWallpaperPos->insertItem(i18n("Centered Maxpect"));
m_comboWallpaperPos->insertItem(i18n("Tiled Maxpect"));
m_comboWallpaperPos->insertItem(i18n("Scaled"));
m_comboWallpaperPos->insertItem(i18n("Centered Auto Fit"));
m_comboWallpaperPos->insertItem(i18n("Scale & Crop"));
// Blend modes: make sure these match with kdesktop/bgrender.cc !!
m_comboBlend->insertItem(i18n("No Blending"));
m_comboBlend->insertItem(i18n("Flat"));
m_comboBlend->insertItem(i18n("Horizontal"));
m_comboBlend->insertItem(i18n("Vertical"));
m_comboBlend->insertItem(i18n("Pyramid"));
m_comboBlend->insertItem(i18n("Pipecross"));
m_comboBlend->insertItem(i18n("Elliptic"));
m_comboBlend->insertItem(i18n("Intensity"));
m_comboBlend->insertItem(i18n("Saturation"));
m_comboBlend->insertItem(i18n("Contrast"));
m_comboBlend->insertItem(i18n("Hue Shift"));
}
void BGDialog::loadWallpaperFilesList() {
// Wallpapers
// the following TQMap is lower cased names mapped to cased names and URLs
// this way we get case insensitive sorting
TQMap<TQString, QPair<TQString, TQString> > papers;
//search for .desktop files before searching for images without .desktop files
TQStringList lst = m_pDirs->findAllResources("wallpaper", "*desktop", false, true);
TQStringList files;
TQStringList hiddenfiles;
for (TQStringList::ConstIterator it = lst.begin(); it != lst.end(); ++it)
{
KSimpleConfig fileConfig(*it);
fileConfig.setGroup("Wallpaper");
int slash = (*it).findRev('/') + 1;
TQString directory = (*it).left(slash);
TQString imageCaption = fileConfig.readEntry("Name");
TQString fileName = fileConfig.readEntry("File");
if (fileConfig.readBoolEntry("Hidden",false)) {
hiddenfiles.append(directory + fileName);
continue;
}
if (imageCaption.isEmpty())
{
imageCaption = fileName;
imageCaption.replace('_', ' ');
imageCaption = KStringHandler::capwords(imageCaption);
}
// avoid name collisions
TQString rs = imageCaption;
TQString lrs = rs.lower();
for (int n = 1; papers.find(lrs) != papers.end(); ++n)
{
rs = imageCaption + " (" + TQString::number(n) + ')';
lrs = rs.lower();
}
bool canLoadScaleable = false;
#ifdef HAVE_LIBART
canLoadScaleable = true;
#endif
if ( fileConfig.readEntry("ImageType") == "pixmap" || canLoadScaleable ) {
papers[lrs] = qMakePair(rs, directory + fileName);
files.append(directory + fileName);
}
}
//now find any wallpapers that don't have a .desktop file
lst = m_pDirs->findAllResources("wallpaper", "*", false, true);
for (TQStringList::ConstIterator it = lst.begin(); it != lst.end(); ++it)
{
if ( !(*it).endsWith(".desktop") && files.grep(*it).empty() && hiddenfiles.grep(*it).empty() ) {
// First try to see if we have a comment describing the image. If we do
// just use the first line of said comment.
KFileMetaInfo metaInfo(*it);
TQString imageCaption;
if (metaInfo.isValid() && metaInfo.item("Comment").isValid())
imageCaption = metaInfo.item("Comment").string().section('\n', 0, 0);
if (imageCaption.isEmpty())
{
int slash = (*it).findRev('/') + 1;
int endDot = (*it).findRev('.');
// strip the extension if it exists
if (endDot != -1 && endDot > slash)
imageCaption = (*it).mid(slash, endDot - slash);
else
imageCaption = (*it).mid(slash);
imageCaption.replace('_', ' ');
imageCaption = KStringHandler::capwords(imageCaption);
}
// avoid name collisions
TQString rs = imageCaption;
TQString lrs = rs.lower();
for (int n = 1; papers.find(lrs) != papers.end(); ++n)
{
rs = imageCaption + " (" + TQString::number(n) + ')';
lrs = rs.lower();
}
papers[lrs] = qMakePair(rs, *it);
}
}
KComboBox *comboWallpaper = m_urlWallpaperBox;
comboWallpaper->clear();
m_wallpaper.clear();
int i = 0;
for (TQMap<TQString, QPair<TQString, TQString> >::Iterator it = papers.begin();
it != papers.end();
++it)
{
comboWallpaper->insertItem(it.data().first);
m_wallpaper[it.data().second] = i;
i++;
}
}
void BGDialog::setWallpaper(const TQString &s)
{
KComboBox *comboWallpaper = m_urlWallpaperBox;
comboWallpaper->blockSignals(true);
if (m_wallpaper.find(s) == m_wallpaper.end())
{
int i = comboWallpaper->count();
TQString imageCaption;
int slash = s.findRev('/') + 1;
int endDot = s.findRev('.');
// strip the extension if it exists
if (endDot != -1 && endDot > slash)
imageCaption = s.mid(slash, endDot - slash);
else
imageCaption = s.mid(slash);
if (comboWallpaper->text(i-1) == imageCaption)
{
i--;
comboWallpaper->removeItem(i);
}
comboWallpaper->insertItem(imageCaption);
m_wallpaper[s] = i;
comboWallpaper->setCurrentItem(i);
}
else
{
comboWallpaper->setCurrentItem(m_wallpaper[s]);
}
comboWallpaper->blockSignals(false);
}
void BGDialog::slotWallpaperSelection()
{
KFileDialog dlg( TQString::null, TQString::null, this,
"file dialog", true );
KImageFilePreview* previewWidget = new KImageFilePreview(&dlg);
dlg.setPreviewWidget(previewWidget);
TQStringList mimeTypes = KImageIO::mimeTypes( KImageIO::Reading );
#ifdef HAVE_LIBART
mimeTypes += "image/svg+xml";
#endif
dlg.setFilter( mimeTypes.join( " " ) );
dlg.setMode( KFile::File | KFile::ExistingOnly | KFile::LocalOnly );
dlg.setCaption( i18n("Select Wallpaper") );
int j = m_urlWallpaperBox->currentItem();
TQString uri;
for(TQMap<TQString,int>::ConstIterator it = m_wallpaper.begin();
it != m_wallpaper.end();
++it)
{
if (it.data() == j)
{
uri = it.key();
break;
}
}
if ( !uri.isEmpty() ) {
dlg.setSelection( uri );
}
if ( dlg.exec() == TQDialog::Accepted )
{
setWallpaper(dlg.selectedFile());
int optionID = m_buttonGroupBackground->id(m_radioPicture);
m_buttonGroupBackground->setButton( optionID );
slotWallpaperTypeChanged( optionID );
emit changed(true);
}
}
void BGDialog::updateUI()
{
KBackgroundRenderer *r = eRenderer();
m_comboDesktop->setCurrentItem(m_eDesk);
m_comboScreen->setCurrentItem(m_eScreen);
m_colorPrimary->setColor(r->colorA());
m_colorSecondary->setColor(r->colorB());
int wallpaperMode = r->wallpaperMode();
int multiMode = r->multiWallpaperMode();
if (r->backgroundMode() == KBackgroundSettings::Program &&
wallpaperMode == KBackgroundSettings::NoWallpaper)
groupBox3->setEnabled( false );
else
groupBox3->setEnabled( true );
if ((multiMode == KBackgroundSettings::NoMultiRandom) ||
(multiMode == KBackgroundSettings::NoMulti))
{
// No wallpaper
if (wallpaperMode == KBackgroundSettings::NoWallpaper )
{
m_urlWallpaperBox->setEnabled(false);
m_urlWallpaperButton->setEnabled(false);
m_buttonSetupWallpapers->setEnabled(false);
m_comboWallpaperPos->setEnabled(false);
m_lblWallpaperPos->setEnabled(false);
m_buttonGroupBackground->setButton(
m_buttonGroupBackground->id(m_radioNoPicture) );
}
// 1 Picture
else
{
m_urlWallpaperBox->setEnabled(true);
m_urlWallpaperButton->setEnabled(true);
m_buttonSetupWallpapers->setEnabled(false);
m_comboWallpaperPos->setEnabled(true);
m_lblWallpaperPos->setEnabled(true);
setWallpaper(r->wallpaper());
m_buttonGroupBackground->setButton(
m_buttonGroupBackground->id(m_radioPicture) );
}
}
// Slide show
else
{
m_urlWallpaperBox->setEnabled(false);
m_urlWallpaperButton->setEnabled(false);
m_buttonSetupWallpapers->setEnabled(true);
m_comboWallpaperPos->setEnabled(true);
m_lblWallpaperPos->setEnabled(true);
m_buttonGroupBackground->setButton(
m_buttonGroupBackground->id(m_radioSlideShow) );
}
m_comboWallpaperPos->setCurrentItem(r->wallpaperMode()-1);
bool bSecondaryEnabled = true;
m_comboPattern->blockSignals(true);
switch (r->backgroundMode()) {
case KBackgroundSettings::Flat:
m_comboPattern->setCurrentItem(0);
bSecondaryEnabled = false;
break;
case KBackgroundSettings::Pattern:
{
int i = m_patterns.findIndex(r->KBackgroundPattern::name());
if (i >= 0)
m_comboPattern->setCurrentItem(NR_PREDEF_PATTERNS+i);
else
m_comboPattern->setCurrentItem(0);
}
break;
case KBackgroundSettings::Program:
m_comboPattern->setCurrentItem(0);
bSecondaryEnabled = false;
break;
default: // Gradient
m_comboPattern->setCurrentItem(
1 + r->backgroundMode() - KBackgroundSettings::HorizontalGradient);
break;
}
m_comboPattern->blockSignals(false);
m_colorSecondary->setEnabled(bSecondaryEnabled);
int mode = r->blendMode();
m_comboBlend->blockSignals(true);
m_sliderBlend->blockSignals(true);
m_comboBlend->setCurrentItem(mode);
m_cbBlendReverse->setChecked(r->reverseBlending());
m_sliderBlend->setValue( r->blendBalance() / 10 );
m_comboBlend->blockSignals(false);
m_sliderBlend->blockSignals(false);
// turn it off if there is no background picture set!
setBlendingEnabled(wallpaperMode != KBackgroundSettings::NoWallpaper);
// Start preview renderer(s)
if ( m_eScreen == 0 )
{
r->setPreview( m_pMonitorArrangement->combinedPreviewSize() );
r->start(true);
}
else if ( m_eScreen == 1 )
{
r->setPreview( m_pMonitorArrangement->maxPreviewSize() );
r->start(true);
}
else
{
for (unsigned j = 0; j < m_numScreens; ++j)
{
m_renderer[m_eDesk][j+2]->stop();
m_renderer[m_eDesk][j+2]->setPreview( m_pMonitorArrangement->monitor(j)->size() );
m_renderer[m_eDesk][j+2]->start(true);
}
}
}
void BGDialog::slotPreviewDone(int desk_done, int screen_done)
{
int currentDesk = (m_eDesk > 0) ? m_eDesk-1 : 0;
if ( desk_done != currentDesk )
return;
if (!m_previewUpdates)
return;
KBackgroundRenderer * r = m_renderer[m_eDesk][(m_eScreen>1) ? (screen_done+2) : m_eScreen];
if (r->image().isNull())
return;
r->saveCacheFile();
KPixmap pm;
if (TQPixmap::defaultDepth() < 15)
pm.convertFromImage(r->image(), KPixmap::LowColor);
else
pm.convertFromImage(r->image());
if ( m_eScreen == 0 )
{
m_pMonitorArrangement->setPixmap(pm);
}
else if ( m_eScreen == 1 )
{
for (unsigned i = 0; i < m_pMonitorArrangement->numMonitors(); ++i)
m_pMonitorArrangement->monitor(i)->setPixmap(pm);
}
else
{
m_pMonitorArrangement->monitor(screen_done)->setPixmap(pm);
}
}
void BGDialog::slotImageDropped(const TQString &uri)
{
setWallpaper(uri);
int optionID = m_buttonGroupBackground->id(m_radioPicture);
m_buttonGroupBackground->setButton( optionID );
slotWallpaperTypeChanged( optionID );
}
void BGDialog::slotWallpaperTypeChanged(int i)
{
KBackgroundRenderer *r = eRenderer();
r->stop();
// No picture
if (i == m_buttonGroupBackground->id(m_radioNoPicture)) //None
{
m_urlWallpaperBox->setEnabled(false);
m_urlWallpaperButton->setEnabled(false);
m_buttonSetupWallpapers->setEnabled(false);
m_comboWallpaperPos->setEnabled(false);
m_lblWallpaperPos->setEnabled(false);
r->setWallpaperMode(KBackgroundSettings::NoWallpaper);
if (m_slideShowRandom == KBackgroundSettings::InOrder)
r->setMultiWallpaperMode(KBackgroundSettings::NoMulti);
else
r->setMultiWallpaperMode(KBackgroundSettings::NoMultiRandom);
setBlendingEnabled(false);
}
// Slide show
else if (i == m_buttonGroupBackground->id(m_radioSlideShow))
{
m_urlWallpaperBox->setEnabled(false);
m_urlWallpaperButton->setEnabled(false);
m_buttonSetupWallpapers->setEnabled(true);
m_comboWallpaperPos->setEnabled(true);
m_lblWallpaperPos->setEnabled(true);
setBlendingEnabled(true);
m_comboWallpaperPos->blockSignals(true);
m_comboWallpaperPos->setCurrentItem(m_wallpaperPos-1);
m_comboWallpaperPos->blockSignals(false);
if (r->wallpaperList().count() == 0)
r->setWallpaperMode( KBackgroundSettings::NoWallpaper );
else
r->setWallpaperMode(m_wallpaperPos);
r->setMultiWallpaperMode(m_slideShowRandom);
setWallpaper(r->wallpaper());
setBlendingEnabled(true);
}
// 1 Picture
else if (i == m_buttonGroupBackground->id(m_radioPicture))
{
m_urlWallpaperBox->setEnabled(true);
m_urlWallpaperButton->setEnabled(true);
m_buttonSetupWallpapers->setEnabled(false);
m_lblWallpaperPos->setEnabled(true);
m_comboWallpaperPos->setEnabled(true);
setBlendingEnabled(true);
if (m_slideShowRandom == KBackgroundSettings::InOrder)
r->setMultiWallpaperMode(KBackgroundSettings::NoMulti);
else
r->setMultiWallpaperMode(KBackgroundSettings::NoMultiRandom);
int j = m_urlWallpaperBox->currentItem();
TQString path;
for(TQMap<TQString,int>::ConstIterator it = m_wallpaper.begin();
it != m_wallpaper.end();
++it)
{
if (it.data() == j)
{
path = it.key();
break;
}
}
KFileMetaInfo metaInfo(path);
if (metaInfo.isValid() && metaInfo.item("Dimensions").isValid())
{
// If the image is greater than 800x600 default to using scaled mode,
// otherwise default to tiled.
TQSize s = metaInfo.item("Dimensions").value().toSize();
if (s.width() >= 800 && s.height() >= 600)
m_wallpaperPos = KBackgroundSettings::Scaled;
else
m_wallpaperPos = KBackgroundSettings::Tiled;
}
else if (KMimeType::findByPath(path)->is("image/svg+xml"))
{
m_wallpaperPos = KBackgroundSettings::Scaled;
}
r->setWallpaperMode(m_wallpaperPos);
m_comboWallpaperPos->blockSignals(true);
m_comboWallpaperPos->setCurrentItem(m_wallpaperPos-1);
m_comboWallpaperPos->blockSignals(false);
r->setWallpaper(path);
}
r->start(true);
m_copyAllDesktops = true;
m_copyAllScreens = true;
emit changed(true);
}
void BGDialog::slotWallpaper(int)
{
slotWallpaperTypeChanged(m_buttonGroupBackground->id(m_radioPicture));
emit changed(true);
}
void BGDialog::setBlendingEnabled(bool enable)
{
int mode = eRenderer()->blendMode();
bool b = !(mode == KBackgroundSettings::NoBlending);
m_lblBlending->setEnabled(enable);
m_comboBlend->setEnabled(enable);
m_lblBlendBalance->setEnabled(enable && b);
m_sliderBlend->setEnabled(enable && b);
b = !(mode < KBackgroundSettings::IntensityBlending);
m_cbBlendReverse->setEnabled(enable && b);
}
void BGDialog::slotWallpaperPos(int mode)
{
KBackgroundRenderer *r = eRenderer();
mode++;
m_wallpaperPos = mode;
if (mode == r->wallpaperMode())
return;
r->stop();
r->setWallpaperMode(mode);
r->start(true);
m_copyAllDesktops = true;
m_copyAllScreens = true;
emit changed(true);
}
void BGDialog::slotSetupMulti()
{
KBackgroundRenderer *r = eRenderer();
BGMultiWallpaperDialog dlg(r, tqtopLevelWidget());
if (dlg.exec() == TQDialog::Accepted) {
r->stop();
m_slideShowRandom = r->multiWallpaperMode();
r->setWallpaperMode(m_wallpaperPos);
r->start(true);
m_copyAllDesktops = true;
m_copyAllScreens = true;
emit changed(true);
}
}
void BGDialog::slotPrimaryColor(const TQColor &color)
{
KBackgroundRenderer *r = eRenderer();
if (color == r->colorA())
return;
r->stop();
r->setColorA(color);
r->start(true);
m_copyAllDesktops = true;
m_copyAllScreens = true;
emit changed(true);
}
void BGDialog::slotSecondaryColor(const TQColor &color)
{
KBackgroundRenderer *r = eRenderer();
if (color == r->colorB())
return;
r->stop();
r->setColorB(color);
r->start(true);
m_copyAllDesktops = true;
m_copyAllScreens = true;
emit changed(true);
}
void BGDialog::slotPattern(int pattern)
{
KBackgroundRenderer *r = eRenderer();
r->stop();
bool bSecondaryEnabled = true;
if (pattern < NR_PREDEF_PATTERNS)
{
if (pattern == 0)
{
r->setBackgroundMode(KBackgroundSettings::Flat);
bSecondaryEnabled = false;
}
else
{
r->setBackgroundMode(pattern - 1 + KBackgroundSettings::HorizontalGradient);
}
}
else
{
r->setBackgroundMode(KBackgroundSettings::Pattern);
r->setPatternName(m_patterns[pattern - NR_PREDEF_PATTERNS]);
}
r->start(true);
m_colorSecondary->setEnabled(bSecondaryEnabled);
m_copyAllDesktops = true;
m_copyAllScreens = true;
emit changed(true);
}
void BGDialog::slotSelectScreen(int screen)
{
// Copy the settings from "All screens" to all the other screens
// at a suitable point
if (m_pGlobals->commonScreenBackground() && (screen >1) && m_copyAllScreens)
{
// Copy stuff
for (unsigned desk = 0; desk < m_numDesks+1; ++desk )
{
KBackgroundRenderer *master = m_renderer[desk][1];
for (unsigned screen = 0; screen < m_numScreens; ++screen)
{
m_renderer[desk][screen+2]->copyConfig(master);
}
}
}
if (screen == m_eScreen )
{
return; // Nothing to do
}
m_copyAllScreens = false;
bool drawBackgroundPerScreen = screen > 0;
bool commonScreenBackground = screen < 2;
// Update drawBackgroundPerScreen
if (m_eDesk == 0)
{
for (unsigned desk = 0; desk < m_numDesks; ++desk )
m_pGlobals->setDrawBackgroundPerScreen(desk, drawBackgroundPerScreen);
}
else
{
m_pGlobals->setDrawBackgroundPerScreen(m_eDesk-1, drawBackgroundPerScreen);
}
m_pGlobals->setCommonScreenBackground(commonScreenBackground);
if (screen < 2)
emit changed(true);
else
{
for (unsigned i = 0; i < m_renderer[m_eDesk].size(); ++i)
{
if ( m_renderer[m_eDesk][i]->isActive() )
m_renderer[m_eDesk][i]->stop();
}
}
m_eScreen = screen;
updateUI();
}
void BGDialog::slotSelectDesk(int desk)
{
// Copy the settings from "All desktops" to all the other desktops
// at a suitable point.
if (m_pGlobals->commonDeskBackground() && (desk > 0) && m_copyAllDesktops)
{
// Copy stuff
for (unsigned screen = 0; screen < m_renderer[0].size(); ++screen )
{
KBackgroundRenderer *master = m_renderer[0][screen];
for (unsigned desk = 0; desk < m_numDesks; ++desk )
{
m_renderer[desk+1][screen]->copyConfig(master);
}
}
}
if (desk == m_eDesk)
{
return; // Nothing to do
}
m_copyAllDesktops = false;
if (desk == 0)
{
if (m_pGlobals->commonDeskBackground())
return; // Nothing to do
m_pGlobals->setCommonDeskBackground(true);
emit changed(true);
}
else
{
for (unsigned i = 0; i < m_renderer[m_eDesk].size(); ++i)
{
if ( m_renderer[m_eDesk][i]->isActive() )
m_renderer[m_eDesk][i]->stop();
}
m_pGlobals->setCommonDeskBackground(false);
}
m_eDesk = desk;
getEScreen();
updateUI();
}
void BGDialog::slotAdvanced()
{
KBackgroundRenderer *r = eRenderer();
m_previewUpdates = false;
BGAdvancedDialog dlg(r, tqtopLevelWidget(), m_multidesktop);
if (!m_pMonitorArrangement->isEnabled()) {
dlg.makeReadOnly();
dlg.exec();
return;
}
dlg.setTextColor(m_pGlobals->textColor());
dlg.setTextBackgroundColor(m_pGlobals->textBackgroundColor());
dlg.setShadowEnabled(m_pGlobals->shadowEnabled());
dlg.setTextLines(m_pGlobals->textLines());
dlg.setTextWidth(m_pGlobals->textWidth());
if (m_pGlobals->limitCache())
dlg.setCacheSize( m_pGlobals->cacheSize() );
else
dlg.setCacheSize( 0 );
if( !dlg.exec())
{
m_previewUpdates = true;
return;
}
r->setBackgroundMode(dlg.backgroundMode());
if (dlg.backgroundMode() == KBackgroundSettings::Program)
{
r->setProgram(dlg.backgroundProgram());
}
int cacheSize = dlg.cacheSize();
if (cacheSize)
{
m_pGlobals->setCacheSize(cacheSize);
m_pGlobals->setLimitCache(true);
}
else
{
m_pGlobals->setLimitCache(false);
}
m_pGlobals->setTextColor(dlg.textColor());
m_pGlobals->setTextBackgroundColor(dlg.textBackgroundColor());
m_pGlobals->setShadowEnabled(dlg.shadowEnabled());
m_pGlobals->setTextLines(dlg.textLines());
m_pGlobals->setTextWidth(dlg.textWidth());
r->stop();
m_previewUpdates = true;
r->start(true);
updateUI();
m_copyAllDesktops = true;
emit changed(true);
}
void BGDialog::slotGetNewStuff()
{
//FIXME set this to a server when we get one
//should really be in a .rc file but could be either
//kcmshellrc or kcontrolrc
KConfig* config = KGlobal::config();
config->setGroup("KNewStuff");
config->writeEntry( "ProvidersUrl", "http://download.kde.org/khotnewstuff/wallpaper-providers.xml" );
config->writeEntry( "StandardResource", "wallpaper" );
config->sync();
KNS::DownloadDialog::open("wallpapers", i18n("Get New Wallpapers"));
loadWallpaperFilesList();
}
void BGDialog::slotBlendMode(int mode)
{
if (mode == eRenderer()->blendMode())
return;
bool b = !(mode == KBackgroundSettings::NoBlending);
m_sliderBlend->setEnabled( b );
m_lblBlendBalance->setEnabled( b );
b = !(mode < KBackgroundSettings::IntensityBlending);
m_cbBlendReverse->setEnabled(b);
emit changed(true);
eRenderer()->stop();
eRenderer()->setBlendMode(mode);
eRenderer()->start(true);
}
void BGDialog::slotBlendBalance(int value)
{
value = value*10;
if (value == eRenderer()->blendBalance())
return;
emit changed(true);
eRenderer()->stop();
eRenderer()->setBlendBalance(value);
eRenderer()->start(true);
}
void BGDialog::slotBlendReverse(bool b)
{
if (b == eRenderer()->reverseBlending())
return;
emit changed(true);
eRenderer()->stop();
eRenderer()->setReverseBlending(b);
eRenderer()->start(true);
}
void BGDialog::desktopResized()
{
for (unsigned i = 0; i < m_renderer.size(); ++i)
{
for (unsigned j = 0; j < m_renderer[i].size(); ++j )
{
KBackgroundRenderer * r = m_renderer[i][j];
if( r->isActive())
r->stop();
r->desktopResized();
}
}
eRenderer()->start(true);
}
#include "bgdialog.moc"
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