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<div class="title">kmiconview.cpp</div>  </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> *  This file is part of the KDE libraries</span>
<a name="l00003"></a>00003 <span class="comment"> *  Copyright (c) 2001 Michael Goffioul &lt;kdeprint@swing.be&gt;</span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> *  This library is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment"> *  modify it under the terms of the GNU Library General Public</span>
<a name="l00007"></a>00007 <span class="comment"> *  License version 2 as published by the Free Software Foundation.</span>
<a name="l00008"></a>00008 <span class="comment"> *</span>
<a name="l00009"></a>00009 <span class="comment"> *  This library is distributed in the hope that it will be useful,</span>
<a name="l00010"></a>00010 <span class="comment"> *  but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00011"></a>00011 <span class="comment"> *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU</span>
<a name="l00012"></a>00012 <span class="comment"> *  Library General Public License for more details.</span>
<a name="l00013"></a>00013 <span class="comment"> *</span>
<a name="l00014"></a>00014 <span class="comment"> *  You should have received a copy of the GNU Library General Public License</span>
<a name="l00015"></a>00015 <span class="comment"> *  along with this library; see the file COPYING.LIB.  If not, write to</span>
<a name="l00016"></a>00016 <span class="comment"> *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00017"></a>00017 <span class="comment"> *  Boston, MA 02110-1301, USA.</span>
<a name="l00018"></a>00018 <span class="comment"> **/</span>
<a name="l00019"></a>00019 
<a name="l00020"></a>00020 <span class="preprocessor">#include &quot;kmiconview.h&quot;</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include &quot;kmprinter.h&quot;</span>
<a name="l00022"></a>00022 
<a name="l00023"></a>00023 <span class="preprocessor">#include &lt;qpainter.h&gt;</span>
<a name="l00024"></a>00024 <span class="preprocessor">#include &lt;kiconloader.h&gt;</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include &lt;kdebug.h&gt;</span>
<a name="l00026"></a>00026 
<a name="l00027"></a>00027 KMIconViewItem::KMIconViewItem(<a class="codeRef" href="qiconview.html">QIconView</a> *parent, KMPrinter *p)
<a name="l00028"></a>00028 : <a class="codeRef" href="qiconviewitem.html">QIconViewItem</a>(parent)
<a name="l00029"></a>00029 {
<a name="l00030"></a>00030     m_state = 0;
<a name="l00031"></a>00031     m_mode = parent-&gt;<a class="codeRef" href="qiconview.html#itemTextPos">itemTextPos</a>();
<a name="l00032"></a>00032     m_pixmap = QString::null;
<a name="l00033"></a>00033     m_isclass = <span class="keyword">false</span>;
<a name="l00034"></a>00034     updatePrinter(p, m_mode);
<a name="l00035"></a>00035 }
<a name="l00036"></a>00036 
<a name="l00037"></a>00037 <span class="keywordtype">void</span> KMIconViewItem::paintItem(<a class="codeRef" href="qpainter.html">QPainter</a> *p, <span class="keyword">const</span> <a class="codeRef" href="qcolorgroup.html">QColorGroup</a>&amp; cg)
<a name="l00038"></a>00038 {
<a name="l00039"></a>00039     <span class="keywordflow">if</span> (m_state != 0)
<a name="l00040"></a>00040     {
<a name="l00041"></a>00041         <a class="codeRef" href="qfont.html">QFont</a>   f(p-&gt;<a class="codeRef" href="qpainter.html#font">font</a>());
<a name="l00042"></a>00042         <span class="keywordflow">if</span> (m_state &amp; 0x1) f.setBold(<span class="keyword">true</span>);
<a name="l00043"></a>00043         <span class="keywordflow">if</span> (m_state &amp; 0x2) f.setItalic(<span class="keyword">true</span>);
<a name="l00044"></a>00044         p-&gt;<a class="codeRef" href="qpainter.html#setFont">setFont</a>(f);
<a name="l00045"></a>00045     }
<a name="l00046"></a>00046     <a class="codeRef" href="qiconviewitem.html#paintItem">QIconViewItem::paintItem</a>(p,cg);
<a name="l00047"></a>00047 }
<a name="l00048"></a>00048 
<a name="l00049"></a>00049 <span class="keywordtype">void</span> KMIconViewItem::calcRect(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>&amp;)
<a name="l00050"></a>00050 {
<a name="l00051"></a>00051     <a class="codeRef" href="qrect.html">QRect</a>   ir(rect()), pr, tr;
<a name="l00052"></a>00052 
<a name="l00053"></a>00053     <span class="comment">// pixmap rect</span>
<a name="l00054"></a>00054     pr.<a class="codeRef" href="qrect.html#setWidth">setWidth</a>(pixmap()-&gt;width());
<a name="l00055"></a>00055     pr.<a class="codeRef" href="qrect.html#setHeight">setHeight</a>(pixmap()-&gt;height());
<a name="l00056"></a>00056 
<a name="l00057"></a>00057     <span class="comment">// text rect</span>
<a name="l00058"></a>00058     <a class="codeRef" href="qfont.html">QFont</a>   f(iconView()-&gt;font());
<a name="l00059"></a>00059     <span class="keywordflow">if</span> (m_state &amp; 0x1) f.setBold(<span class="keyword">true</span>);
<a name="l00060"></a>00060     <span class="keywordflow">if</span> (m_state &amp; 0x2) f.setItalic(<span class="keyword">true</span>);
<a name="l00061"></a>00061     <a class="codeRef" href="qfontmetrics.html">QFontMetrics</a>    fm(f);
<a name="l00062"></a>00062     <span class="keywordflow">if</span> (m_mode == QIconView::Bottom)
<a name="l00063"></a>00063         tr = fm.boundingRect(0, 0, iconView()-&gt;maxItemWidth(), 0xFFFFFF, AlignHCenter|AlignTop|WordBreak|BreakAnywhere, text()+<span class="stringliteral">&quot;X&quot;</span>);
<a name="l00064"></a>00064     <span class="keywordflow">else</span>
<a name="l00065"></a>00065         tr = fm.boundingRect(0, 0, 0xFFFFFF, 0xFFFFFF, AlignLeft|AlignTop, text()+<span class="stringliteral">&quot;X&quot;</span>);
<a name="l00066"></a>00066 
<a name="l00067"></a>00067     <span class="comment">// item rect</span>
<a name="l00068"></a>00068     <span class="keywordflow">if</span> (m_mode == QIconView::Bottom)
<a name="l00069"></a>00069     {
<a name="l00070"></a>00070         ir.<a class="codeRef" href="qrect.html#setHeight">setHeight</a>(pr.<a class="codeRef" href="qrect.html#height">height</a>() + tr.<a class="codeRef" href="qrect.html#height">height</a>() + 15);
<a name="l00071"></a>00071         ir.setWidth(QMAX(pr.<a class="codeRef" href="qrect.html#width">width</a>(), tr.<a class="codeRef" href="qrect.html#width">width</a>()) + 10);
<a name="l00072"></a>00072         pr = <a class="codeRef" href="qrect.html">QRect</a>((ir.width()-pr.<a class="codeRef" href="qrect.html#width">width</a>())/2, 5, pr.<a class="codeRef" href="qrect.html#width">width</a>(), pr.<a class="codeRef" href="qrect.html#height">height</a>());
<a name="l00073"></a>00073         tr = <a class="codeRef" href="qrect.html">QRect</a>((ir.width()-tr.<a class="codeRef" href="qrect.html#width">width</a>())/2, 10+pr.<a class="codeRef" href="qrect.html#height">height</a>(), tr.<a class="codeRef" href="qrect.html#width">width</a>(), tr.<a class="codeRef" href="qrect.html#height">height</a>());
<a name="l00074"></a>00074     }
<a name="l00075"></a>00075     <span class="keywordflow">else</span>
<a name="l00076"></a>00076     {
<a name="l00077"></a>00077         ir.<a class="codeRef" href="qrect.html#setHeight">setHeight</a>(QMAX(pr.<a class="codeRef" href="qrect.html#height">height</a>(), tr.<a class="codeRef" href="qrect.html#height">height</a>()) + 4);
<a name="l00078"></a>00078         ir.setWidth(pr.<a class="codeRef" href="qrect.html#width">width</a>() + tr.<a class="codeRef" href="qrect.html#width">width</a>() + 6);
<a name="l00079"></a>00079         pr = <a class="codeRef" href="qrect.html">QRect</a>(2, (ir.height()-pr.<a class="codeRef" href="qrect.html#height">height</a>())/2, pr.<a class="codeRef" href="qrect.html#width">width</a>(), pr.<a class="codeRef" href="qrect.html#height">height</a>());
<a name="l00080"></a>00080         tr = <a class="codeRef" href="qrect.html">QRect</a>(4+pr.<a class="codeRef" href="qrect.html#width">width</a>(), (ir.height()-tr.<a class="codeRef" href="qrect.html#height">height</a>())/2, tr.<a class="codeRef" href="qrect.html#width">width</a>(), tr.<a class="codeRef" href="qrect.html#height">height</a>());
<a name="l00081"></a>00081     }
<a name="l00082"></a>00082 
<a name="l00083"></a>00083     <span class="comment">// set rects</span>
<a name="l00084"></a>00084     setItemRect(ir);
<a name="l00085"></a>00085     setTextRect(tr);
<a name="l00086"></a>00086     setPixmapRect(pr);
<a name="l00087"></a>00087 }
<a name="l00088"></a>00088 
<a name="l00089"></a>00089 <span class="keywordtype">void</span> KMIconViewItem::updatePrinter(KMPrinter *p, <span class="keywordtype">int</span> mode)
<a name="l00090"></a>00090 {
<a name="l00091"></a>00091     <span class="keywordtype">bool</span>    update(<span class="keyword">false</span>);
<a name="l00092"></a>00092     <span class="keywordtype">int</span> oldstate = m_state;
<a name="l00093"></a>00093     <span class="keywordflow">if</span> (p)
<a name="l00094"></a>00094     {
<a name="l00095"></a>00095         m_state = ((p-&gt;isHardDefault() ? 0x1 : 0x0) | (p-&gt;ownSoftDefault() ? 0x2 : 0x0) | (p-&gt;isValid() ? 0x4 : 0x0));
<a name="l00096"></a>00096         update = (oldstate != m_state);
<a name="l00097"></a>00097         <span class="keywordflow">if</span> (p-&gt;name() != text() || update)
<a name="l00098"></a>00098         {
<a name="l00099"></a>00099             setText(QString::null);
<a name="l00100"></a>00100             setText(p-&gt;name());
<a name="l00101"></a>00101         }
<a name="l00102"></a>00102         setKey(<a class="codeRef" href="qstring.html#fromLatin1">QString::fromLatin1</a>(<span class="stringliteral">&quot;%1_%2&quot;</span>).arg((p-&gt;isSpecial() ? <span class="stringliteral">&quot;special&quot;</span> : (p-&gt;isClass(<span class="keyword">false</span>) ? <span class="stringliteral">&quot;class&quot;</span> : <span class="stringliteral">&quot;printer&quot;</span>))).arg(p-&gt;name()));
<a name="l00103"></a>00103         m_isclass = p-&gt;isClass(<span class="keyword">false</span>);
<a name="l00104"></a>00104     }
<a name="l00105"></a>00105     <span class="keywordflow">if</span> (mode != m_mode || ((oldstate&amp;0x4) != (m_state&amp;0x4)) || (p &amp;&amp; p-&gt;pixmap() != m_pixmap))
<a name="l00106"></a>00106     {
<a name="l00107"></a>00107         <span class="keywordtype">int</span> iconstate = (m_state&amp;0x4 ? (int)KIcon::DefaultState : (<span class="keywordtype">int</span>)KIcon::LockOverlay);
<a name="l00108"></a>00108         if (p)
<a name="l00109"></a>00109             m_pixmap = p-&gt;pixmap();
<a name="l00110"></a>00110         m_mode = mode;
<a name="l00111"></a>00111         if (m_mode == <a class="codeRef" href="qiconview.html">QIconView</a>::Bottom)
<a name="l00112"></a>00112             setPixmap(DesktopIcon(m_pixmap, 0, iconstate));
<a name="l00113"></a>00113         else
<a name="l00114"></a>00114             setPixmap(SmallIcon(m_pixmap, 0, iconstate));
<a name="l00115"></a>00115     }
<a name="l00116"></a>00116     <span class="comment">//if (update)</span>
<a name="l00117"></a>00117     <span class="comment">//  repaint();</span>
<a name="l00118"></a>00118     setDiscarded(false);
<a name="l00119"></a>00119 }
<a name="l00120"></a>00120 
<a name="l00121"></a>00121 KMIconView::KMIconView(<a class="codeRef" href="qwidget.html">QWidget</a> *parent, const <span class="keywordtype">char</span> *name)
<a name="l00122"></a>00122 : KIconView(parent,name)
<a name="l00123"></a>00123 {
<a name="l00124"></a>00124     setMode(KIconView::Select);
<a name="l00125"></a>00125     setSelectionMode(QIconView::Single);
<a name="l00126"></a>00126     setItemsMovable(<span class="keyword">false</span>);
<a name="l00127"></a>00127     setResizeMode(QIconView::Adjust);
<a name="l00128"></a>00128 
<a name="l00129"></a>00129     m_items.setAutoDelete(<span class="keyword">false</span>);
<a name="l00130"></a>00130     setViewMode(KMIconView::Big);
<a name="l00131"></a>00131 
<a name="l00132"></a>00132     connect(<span class="keyword">this</span>,SIGNAL(contextMenuRequested(<a class="codeRef" href="qiconviewitem.html">QIconViewItem</a>*,<span class="keyword">const</span> <a class="codeRef" href="qpoint.html">QPoint</a>&amp;)),SLOT(slotRightButtonClicked(<a class="codeRef" href="qiconviewitem.html">QIconViewItem</a>*,<span class="keyword">const</span> <a class="codeRef" href="qpoint.html">QPoint</a>&amp;)));
<a name="l00133"></a>00133     connect(<span class="keyword">this</span>,SIGNAL(selectionChanged()),SLOT(slotSelectionChanged()));
<a name="l00134"></a>00134 }
<a name="l00135"></a>00135 
<a name="l00136"></a>00136 KMIconView::~KMIconView()
<a name="l00137"></a>00137 {
<a name="l00138"></a>00138 }
<a name="l00139"></a>00139 
<a name="l00140"></a>00140 KMIconViewItem* KMIconView::findItem(KMPrinter *p)
<a name="l00141"></a>00141 {
<a name="l00142"></a>00142     <span class="keywordflow">if</span> (p)
<a name="l00143"></a>00143     {
<a name="l00144"></a>00144         <a class="codeRef" href="qptrlistiterator.html">QPtrListIterator&lt;KMIconViewItem&gt;</a>    it(m_items);
<a name="l00145"></a>00145         <span class="keywordflow">for</span> (;it.current();++it)
<a name="l00146"></a>00146             <span class="keywordflow">if</span> (it.current()-&gt;text() == p-&gt;name()
<a name="l00147"></a>00147                 &amp;&amp; it.current()-&gt;isClass() == p-&gt;isClass())
<a name="l00148"></a>00148                 <span class="keywordflow">return</span> it.current();
<a name="l00149"></a>00149     }
<a name="l00150"></a>00150     <span class="keywordflow">return</span> 0;
<a name="l00151"></a>00151 }
<a name="l00152"></a>00152 
<a name="l00153"></a>00153 <span class="keywordtype">void</span> KMIconView::setPrinterList(<a class="codeRef" href="qptrlist.html">QPtrList&lt;KMPrinter&gt;</a> *list)
<a name="l00154"></a>00154 {
<a name="l00155"></a>00155     <span class="keywordtype">bool</span>    changed(<span class="keyword">false</span>);
<a name="l00156"></a>00156 
<a name="l00157"></a>00157     <a class="codeRef" href="qptrlistiterator.html">QPtrListIterator&lt;KMIconViewItem&gt;</a>    it(m_items);
<a name="l00158"></a>00158     <span class="keywordflow">for</span> (;it.current();++it)
<a name="l00159"></a>00159         it.current()-&gt;setDiscarded(<span class="keyword">true</span>);
<a name="l00160"></a>00160 
<a name="l00161"></a>00161     <span class="keywordflow">if</span> (list)
<a name="l00162"></a>00162     {
<a name="l00163"></a>00163         <a class="codeRef" href="qptrlistiterator.html">QPtrListIterator&lt;KMPrinter&gt;</a> it(*list);
<a name="l00164"></a>00164         KMIconViewItem          *item(0);
<a name="l00165"></a>00165         <span class="keywordflow">for</span> (;it.current();++it)
<a name="l00166"></a>00166         {
<a name="l00167"></a>00167                         <span class="comment">// only keep real printers (no instances)</span>
<a name="l00168"></a>00168                         <span class="keywordflow">if</span> (!it.current()-&gt;instanceName().isEmpty())
<a name="l00169"></a>00169                                 <span class="keywordflow">continue</span>;
<a name="l00170"></a>00170             item = findItem(it.current());
<a name="l00171"></a>00171             <span class="keywordflow">if</span> (!item)
<a name="l00172"></a>00172             {
<a name="l00173"></a>00173                 item = <span class="keyword">new</span> KMIconViewItem(<span class="keyword">this</span>,it.current());
<a name="l00174"></a>00174                 m_items.append(item);
<a name="l00175"></a>00175                 changed = <span class="keyword">true</span>;
<a name="l00176"></a>00176             }
<a name="l00177"></a>00177             <span class="keywordflow">else</span>
<a name="l00178"></a>00178                 item-&gt;updatePrinter(it.current(), itemTextPos());
<a name="l00179"></a>00179         }
<a name="l00180"></a>00180     }
<a name="l00181"></a>00181 
<a name="l00182"></a>00182     <span class="keywordflow">for</span> (uint i=0; i&lt;m_items.count(); i++)
<a name="l00183"></a>00183         <span class="keywordflow">if</span> (m_items.at(i)-&gt;isDiscarded())
<a name="l00184"></a>00184         {
<a name="l00185"></a>00185             <span class="keyword">delete</span> m_items.take(i);
<a name="l00186"></a>00186             i--;
<a name="l00187"></a>00187             changed = <span class="keyword">true</span>;
<a name="l00188"></a>00188         }
<a name="l00189"></a>00189 
<a name="l00190"></a>00190     <span class="keywordflow">if</span> (changed) sort();
<a name="l00191"></a>00191     emit selectionChanged();
<a name="l00192"></a>00192 }
<a name="l00193"></a>00193 
<a name="l00194"></a>00194 <span class="keywordtype">void</span> KMIconView::setViewMode(ViewMode m)
<a name="l00195"></a>00195 {
<a name="l00196"></a>00196     m_mode = m;
<a name="l00197"></a>00197     <span class="keywordtype">bool</span>    big = (m == KMIconView::Big);
<a name="l00198"></a>00198     <span class="keywordtype">int</span> mode = (big ? QIconView::Bottom : QIconView::Right);
<a name="l00199"></a>00199 
<a name="l00200"></a>00200     <a class="codeRef" href="qptrlistiterator.html">QPtrListIterator&lt;KMIconViewItem&gt;</a>    it(m_items);
<a name="l00201"></a>00201     <span class="keywordflow">for</span> (;it.current();++it)
<a name="l00202"></a>00202         it.current()-&gt;updatePrinter(0, mode);
<a name="l00203"></a>00203 
<a name="l00204"></a>00204     setArrangement((big ? QIconView::LeftToRight : QIconView::TopToBottom));
<a name="l00205"></a>00205     setItemTextPos((QIconView::ItemTextPos)mode);
<a name="l00206"></a>00206     <span class="comment">//setGridX((big ? 60 : -1));</span>
<a name="l00207"></a>00207     setWordWrapIconText(<span class="keyword">true</span>);
<a name="l00208"></a>00208 }
<a name="l00209"></a>00209 
<a name="l00210"></a>00210 <span class="keywordtype">void</span> KMIconView::slotRightButtonClicked(<a class="codeRef" href="qiconviewitem.html">QIconViewItem</a> *item, <span class="keyword">const</span> <a class="codeRef" href="qpoint.html">QPoint</a>&amp; p)
<a name="l00211"></a>00211 {
<a name="l00212"></a>00212     emit rightButtonClicked(item ? item-&gt;<a class="codeRef" href="qiconviewitem.html#text">text</a>() : QString::null, p);
<a name="l00213"></a>00213 }
<a name="l00214"></a>00214 
<a name="l00215"></a>00215 <span class="keywordtype">void</span> KMIconView::slotSelectionChanged()
<a name="l00216"></a>00216 {
<a name="l00217"></a>00217     KMIconViewItem  *item = <span class="keyword">static_cast&lt;</span>KMIconViewItem*<span class="keyword">&gt;</span>(currentItem());
<a name="l00218"></a>00218     emit printerSelected((item &amp;&amp; !item-&gt;isDiscarded() &amp;&amp; item-&gt;isSelected() ? item-&gt;text() : QString::null));
<a name="l00219"></a>00219 }
<a name="l00220"></a>00220 
<a name="l00221"></a>00221 <span class="keywordtype">void</span> KMIconView::setPrinter(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>&amp; prname)
<a name="l00222"></a>00222 {
<a name="l00223"></a>00223     <a class="codeRef" href="qptrlistiterator.html">QPtrListIterator&lt;KMIconViewItem&gt;</a>    it(m_items);
<a name="l00224"></a>00224     <span class="keywordflow">for</span> (; it.current(); ++it)
<a name="l00225"></a>00225         <span class="keywordflow">if</span> (it.current()-&gt;text() == prname)
<a name="l00226"></a>00226         {
<a name="l00227"></a>00227             setSelected(it.current(), <span class="keyword">true</span>);
<a name="l00228"></a>00228             <span class="keywordflow">break</span>;
<a name="l00229"></a>00229         }
<a name="l00230"></a>00230 }
<a name="l00231"></a>00231 
<a name="l00232"></a>00232 <span class="keywordtype">void</span> KMIconView::setPrinter(KMPrinter *p)
<a name="l00233"></a>00233 {
<a name="l00234"></a>00234     setPrinter(p ? p-&gt;name() : QString::null);
<a name="l00235"></a>00235 }
<a name="l00236"></a>00236 
<a name="l00237"></a>00237 <span class="preprocessor">#include &quot;kmiconview.moc&quot;</span>
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