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00020 #include "kmiconview.h"
00021 #include "kmprinter.h"
00022
00023 #include <qpainter.h>
00024 #include <kiconloader.h>
00025 #include <kdebug.h>
00026
00027 KMIconViewItem::KMIconViewItem(QIconView *parent, KMPrinter *p)
00028 : QIconViewItem(parent)
00029 {
00030 m_state = 0;
00031 m_mode = parent->itemTextPos();
00032 m_pixmap = QString::null;
00033 m_isclass = false;
00034 updatePrinter(p, m_mode);
00035 }
00036
00037 void KMIconViewItem::paintItem(QPainter *p, const QColorGroup& cg)
00038 {
00039 if (m_state != 0)
00040 {
00041 QFont f(p->font());
00042 if (m_state & 0x1) f.setBold(true);
00043 if (m_state & 0x2) f.setItalic(true);
00044 p->setFont(f);
00045 }
00046 QIconViewItem::paintItem(p,cg);
00047 }
00048
00049 void KMIconViewItem::calcRect(const QString&)
00050 {
00051 QRect ir(rect()), pr, tr;
00052
00053
00054 pr.setWidth(pixmap()->width());
00055 pr.setHeight(pixmap()->height());
00056
00057
00058 QFont f(iconView()->font());
00059 if (m_state & 0x1) f.setBold(true);
00060 if (m_state & 0x2) f.setItalic(true);
00061 QFontMetrics fm(f);
00062 if (m_mode == QIconView::Bottom)
00063 tr = fm.boundingRect(0, 0, iconView()->maxItemWidth(), 0xFFFFFF, AlignHCenter|AlignTop|WordBreak|BreakAnywhere, text()+"X");
00064 else
00065 tr = fm.boundingRect(0, 0, 0xFFFFFF, 0xFFFFFF, AlignLeft|AlignTop, text()+"X");
00066
00067
00068 if (m_mode == QIconView::Bottom)
00069 {
00070 ir.setHeight(pr.height() + tr.height() + 15);
00071 ir.setWidth(QMAX(pr.width(), tr.width()) + 10);
00072 pr = QRect((ir.width()-pr.width())/2, 5, pr.width(), pr.height());
00073 tr = QRect((ir.width()-tr.width())/2, 10+pr.height(), tr.width(), tr.height());
00074 }
00075 else
00076 {
00077 ir.setHeight(QMAX(pr.height(), tr.height()) + 4);
00078 ir.setWidth(pr.width() + tr.width() + 6);
00079 pr = QRect(2, (ir.height()-pr.height())/2, pr.width(), pr.height());
00080 tr = QRect(4+pr.width(), (ir.height()-tr.height())/2, tr.width(), tr.height());
00081 }
00082
00083
00084 setItemRect(ir);
00085 setTextRect(tr);
00086 setPixmapRect(pr);
00087 }
00088
00089 void KMIconViewItem::updatePrinter(KMPrinter *p, int mode)
00090 {
00091 bool update(false);
00092 int oldstate = m_state;
00093 if (p)
00094 {
00095 m_state = ((p->isHardDefault() ? 0x1 : 0x0) | (p->ownSoftDefault() ? 0x2 : 0x0) | (p->isValid() ? 0x4 : 0x0));
00096 update = (oldstate != m_state);
00097 if (p->name() != text() || update)
00098 {
00099 setText(QString::null);
00100 setText(p->name());
00101 }
00102 setKey(QString::fromLatin1("%1_%2").arg((p->isSpecial() ? "special" : (p->isClass(false) ? "class" : "printer"))).arg(p->name()));
00103 m_isclass = p->isClass(false);
00104 }
00105 if (mode != m_mode || ((oldstate&0x4) != (m_state&0x4)) || (p && p->pixmap() != m_pixmap))
00106 {
00107 int iconstate = (m_state&0x4 ? (int)KIcon::DefaultState : (int)KIcon::LockOverlay);
00108 if (p)
00109 m_pixmap = p->pixmap();
00110 m_mode = mode;
00111 if (m_mode == QIconView::Bottom)
00112 setPixmap(DesktopIcon(m_pixmap, 0, iconstate));
00113 else
00114 setPixmap(SmallIcon(m_pixmap, 0, iconstate));
00115 }
00116
00117
00118 setDiscarded(false);
00119 }
00120
00121 KMIconView::KMIconView(QWidget *parent, const char *name)
00122 : KIconView(parent,name)
00123 {
00124 setMode(KIconView::Select);
00125 setSelectionMode(QIconView::Single);
00126 setItemsMovable(false);
00127 setResizeMode(QIconView::Adjust);
00128
00129 m_items.setAutoDelete(false);
00130 setViewMode(KMIconView::Big);
00131
00132 connect(this,SIGNAL(contextMenuRequested(QIconViewItem*,const QPoint&)),SLOT(slotRightButtonClicked(QIconViewItem*,const QPoint&)));
00133 connect(this,SIGNAL(selectionChanged()),SLOT(slotSelectionChanged()));
00134 }
00135
00136 KMIconView::~KMIconView()
00137 {
00138 }
00139
00140 KMIconViewItem* KMIconView::findItem(KMPrinter *p)
00141 {
00142 if (p)
00143 {
00144 QPtrListIterator<KMIconViewItem> it(m_items);
00145 for (;it.current();++it)
00146 if (it.current()->text() == p->name()
00147 && it.current()->isClass() == p->isClass())
00148 return it.current();
00149 }
00150 return 0;
00151 }
00152
00153 void KMIconView::setPrinterList(QPtrList<KMPrinter> *list)
00154 {
00155 bool changed(false);
00156
00157 QPtrListIterator<KMIconViewItem> it(m_items);
00158 for (;it.current();++it)
00159 it.current()->setDiscarded(true);
00160
00161 if (list)
00162 {
00163 QPtrListIterator<KMPrinter> it(*list);
00164 KMIconViewItem *item(0);
00165 for (;it.current();++it)
00166 {
00167
00168 if (!it.current()->instanceName().isEmpty())
00169 continue;
00170 item = findItem(it.current());
00171 if (!item)
00172 {
00173 item = new KMIconViewItem(this,it.current());
00174 m_items.append(item);
00175 changed = true;
00176 }
00177 else
00178 item->updatePrinter(it.current(), itemTextPos());
00179 }
00180 }
00181
00182 for (uint i=0; i<m_items.count(); i++)
00183 if (m_items.at(i)->isDiscarded())
00184 {
00185 delete m_items.take(i);
00186 i--;
00187 changed = true;
00188 }
00189
00190 if (changed) sort();
00191 emit selectionChanged();
00192 }
00193
00194 void KMIconView::setViewMode(ViewMode m)
00195 {
00196 m_mode = m;
00197 bool big = (m == KMIconView::Big);
00198 int mode = (big ? QIconView::Bottom : QIconView::Right);
00199
00200 QPtrListIterator<KMIconViewItem> it(m_items);
00201 for (;it.current();++it)
00202 it.current()->updatePrinter(0, mode);
00203
00204 setArrangement((big ? QIconView::LeftToRight : QIconView::TopToBottom));
00205 setItemTextPos((QIconView::ItemTextPos)mode);
00206
00207 setWordWrapIconText(true);
00208 }
00209
00210 void KMIconView::slotRightButtonClicked(QIconViewItem *item, const QPoint& p)
00211 {
00212 emit rightButtonClicked(item ? item->text() : QString::null, p);
00213 }
00214
00215 void KMIconView::slotSelectionChanged()
00216 {
00217 KMIconViewItem *item = static_cast<KMIconViewItem*>(currentItem());
00218 emit printerSelected((item && !item->isDiscarded() && item->isSelected() ? item->text() : QString::null));
00219 }
00220
00221 void KMIconView::setPrinter(const QString& prname)
00222 {
00223 QPtrListIterator<KMIconViewItem> it(m_items);
00224 for (; it.current(); ++it)
00225 if (it.current()->text() == prname)
00226 {
00227 setSelected(it.current(), true);
00228 break;
00229 }
00230 }
00231
00232 void KMIconView::setPrinter(KMPrinter *p)
00233 {
00234 setPrinter(p ? p->name() : QString::null);
00235 }
00236
00237 #include "kmiconview.moc"