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<a class="el" href="dir_000000.html">clients</a> » <a class="el" href="dir_000026.html">web</a></div>
<h1>WebButton.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> 'Web' kwin client</span>
<a name="l00003"></a>00003 <span class="comment"></span>
<a name="l00004"></a>00004 <span class="comment"> Copyright (C) 2001 Rik Hemsley (rikkus) <rik@kde.org></span>
<a name="l00005"></a>00005 <span class="comment"></span>
<a name="l00006"></a>00006 <span class="comment"> This program is free software; you can redistribute it and/or</span>
<a name="l00007"></a>00007 <span class="comment"> modify it under the terms of the GNU General Public</span>
<a name="l00008"></a>00008 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00009"></a>00009 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00010"></a>00010 <span class="comment"></span>
<a name="l00011"></a>00011 <span class="comment"> This program is distributed in the hope that it will be useful,</span>
<a name="l00012"></a>00012 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00013"></a>00013 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00014"></a>00014 <span class="comment"> General Public License for more details.</span>
<a name="l00015"></a>00015 <span class="comment"></span>
<a name="l00016"></a>00016 <span class="comment"> You should have received a copy of the GNU General Public License</span>
<a name="l00017"></a>00017 <span class="comment"> along with this program; see the file COPYING. If not, write to</span>
<a name="l00018"></a>00018 <span class="comment"> the Free Software Foundation, Inc., 59 Temple Place - Suite 330,</span>
<a name="l00019"></a>00019 <span class="comment"> Boston, MA 02111-1307, USA.</span>
<a name="l00020"></a>00020 <span class="comment">*/</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="preprocessor">#include <qcursor.h></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <qpainter.h></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <qtooltip.h></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <qapplication.h></span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#include "WebButton.h"</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include "Web.h"</span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="keyword">namespace </span>Web {
<a name="l00031"></a>00031
<a name="l00032"></a><a class="code" href="classWeb_1_1WebButton.html#a0">00032</a> <a class="code" href="classWeb_1_1WebButton.html#a0">WebButton::WebButton</a>(QWidget * parent, <span class="keyword">const</span> QString& tip, <a class="code" href="classWeb_1_1WebClient.html">WebClient</a>* deco)
<a name="l00033"></a>00033 : QButton (parent, 0, 0),
<a name="l00034"></a>00034 mouseOver_ (false),
<a name="l00035"></a>00035 mouseDown_ (false),
<a name="l00036"></a>00036 position_ (Mid),
<a name="l00037"></a>00037 shape_ (false),
<a name="l00038"></a>00038 deco_ (deco)
<a name="l00039"></a>00039 {
<a name="l00040"></a>00040 <a class="code" href="classWeb_1_1WebButton.html#a6">setTipText</a>(tip);
<a name="l00041"></a>00041 setCursor(ArrowCursor);
<a name="l00042"></a>00042 setSizePolicy(QSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum));
<a name="l00043"></a>00043 setBackgroundMode(NoBackground);
<a name="l00044"></a>00044 }
<a name="l00045"></a>00045
<a name="l00046"></a><a class="code" href="classWeb_1_1WebButton.html#a1">00046</a> <a class="code" href="classWeb_1_1WebButton.html#a1">WebButton::~WebButton</a>()
<a name="l00047"></a>00047 {
<a name="l00048"></a>00048 <span class="comment">// Empty.</span>
<a name="l00049"></a>00049 }
<a name="l00050"></a>00050
<a name="l00051"></a>00051 <span class="keywordtype">void</span>
<a name="l00052"></a><a class="code" href="classWeb_1_1WebButton.html#a5">00052</a> <a class="code" href="classWeb_1_1WebButton.html#a5">WebButton::setShape</a>(<span class="keywordtype">bool</span> b)
<a name="l00053"></a>00053 {
<a name="l00054"></a>00054 shape_ = b;
<a name="l00055"></a>00055 repaint();
<a name="l00056"></a>00056 }
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="keywordtype">void</span>
<a name="l00059"></a><a class="code" href="classWeb_1_1WebButton.html#b2">00059</a> <a class="code" href="classWeb_1_1WebButton.html#b2">WebButton::mousePressEvent</a>(QMouseEvent * e)
<a name="l00060"></a>00060 {
<a name="l00061"></a>00061 mouseDown_ = <span class="keyword">true</span>;
<a name="l00062"></a>00062 repaint();
<a name="l00063"></a>00063 QButton::mousePressEvent(e);
<a name="l00064"></a>00064 e->accept();
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066
<a name="l00067"></a>00067 <span class="keywordtype">void</span>
<a name="l00068"></a><a class="code" href="classWeb_1_1WebButton.html#b3">00068</a> <a class="code" href="classWeb_1_1WebButton.html#b3">WebButton::mouseReleaseEvent</a>(QMouseEvent * e)
<a name="l00069"></a>00069 {
<a name="l00070"></a>00070 mouseDown_ = <span class="keyword">false</span>;
<a name="l00071"></a>00071 repaint();
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <a class="code" href="classKDecorationFactory.html">KDecorationFactory</a>* f = deco_-><a class="code" href="classKDecoration.html#a57">factory</a>();
<a name="l00074"></a>00074 <span class="keywordflow">if</span> (rect().contains(e->pos()))
<a name="l00075"></a>00075 {
<a name="l00076"></a>00076 clickEvent(e->button());
<a name="l00077"></a>00077 }
<a name="l00078"></a>00078 <span class="keywordflow">if</span>( !f-><a class="code" href="classKDecorationFactory.html#a8">exists</a>( deco_ )) <span class="comment">// decoration was destroyed</span>
<a name="l00079"></a>00079 <span class="keywordflow">return</span>;
<a name="l00080"></a>00080 QButton::mouseReleaseEvent(e);
<a name="l00081"></a>00081 e->accept();
<a name="l00082"></a>00082 }
<a name="l00083"></a>00083
<a name="l00084"></a>00084 <span class="keywordtype">void</span>
<a name="l00085"></a><a class="code" href="classWeb_1_1WebButton.html#b5">00085</a> <a class="code" href="classWeb_1_1WebButton.html#b5">WebButton::enterEvent</a>(QEvent * e)
<a name="l00086"></a>00086 {
<a name="l00087"></a>00087 mouseOver_ = <span class="keyword">true</span>;
<a name="l00088"></a>00088 repaint();
<a name="l00089"></a>00089 QButton::enterEvent(e);
<a name="l00090"></a>00090 }
<a name="l00091"></a>00091
<a name="l00092"></a>00092 <span class="keywordtype">void</span>
<a name="l00093"></a><a class="code" href="classWeb_1_1WebButton.html#b6">00093</a> <a class="code" href="classWeb_1_1WebButton.html#b6">WebButton::leaveEvent</a>(QEvent * e)
<a name="l00094"></a>00094 {
<a name="l00095"></a>00095 mouseOver_ = <span class="keyword">false</span>;
<a name="l00096"></a>00096 repaint();
<a name="l00097"></a>00097 QButton::leaveEvent(e);
<a name="l00098"></a>00098 }
<a name="l00099"></a>00099
<a name="l00100"></a>00100 <span class="keywordtype">void</span>
<a name="l00101"></a><a class="code" href="classWeb_1_1WebButton.html#b7">00101</a> <a class="code" href="classWeb_1_1WebButton.html#b7">WebButton::paintEvent</a>(QPaintEvent *)
<a name="l00102"></a>00102 {
<a name="l00103"></a>00103 QPen highlightPen;
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <span class="keywordflow">if</span> (mouseDown_)
<a name="l00106"></a>00106 highlightPen = QPen(colorGroup().light());
<a name="l00107"></a>00107
<a name="l00108"></a>00108 <span class="keywordflow">else</span>
<a name="l00109"></a>00109 {
<a name="l00110"></a>00110 <span class="keywordflow">if</span> (mouseOver_)
<a name="l00111"></a>00111 highlightPen = QPen(colorGroup().highlight());
<a name="l00112"></a>00112 <span class="keywordflow">else</span>
<a name="l00113"></a>00113 highlightPen = QPen(NoPen);
<a name="l00114"></a>00114 }
<a name="l00115"></a>00115
<a name="l00116"></a>00116 QPainter p(<span class="keyword">this</span>);
<a name="l00117"></a>00117
<a name="l00118"></a>00118 p.fillRect(rect(), colorGroup().background());
<a name="l00119"></a>00119 <span class="keywordflow">switch</span> ( position_ )
<a name="l00120"></a>00120 {
<a name="l00121"></a>00121 <span class="keywordflow">case</span> Left:
<a name="l00122"></a>00122 {
<a name="l00123"></a>00123 <span class="comment">// Draw edge.</span>
<a name="l00124"></a>00124
<a name="l00125"></a>00125 p.setPen(Qt::black);
<a name="l00126"></a>00126
<a name="l00127"></a>00127 p.drawLine(0, 0, width(), 0);
<a name="l00128"></a>00128 p.drawLine(0, 1, 0, height() - 1);
<a name="l00129"></a>00129 <span class="keywordflow">if</span> (shape_)
<a name="l00130"></a>00130 {
<a name="l00131"></a>00131 p.drawPoint(3, 1);
<a name="l00132"></a>00132 p.drawPoint(4, 1);
<a name="l00133"></a>00133 p.drawPoint(2, 2);
<a name="l00134"></a>00134 p.drawPoint(1, 3);
<a name="l00135"></a>00135 p.drawPoint(1, 4);
<a name="l00136"></a>00136 }
<a name="l00137"></a>00137 <span class="comment">// Draw highlight.</span>
<a name="l00138"></a>00138
<a name="l00139"></a>00139 p.setBrush(NoBrush);
<a name="l00140"></a>00140 p.setPen(highlightPen);
<a name="l00141"></a>00141
<a name="l00142"></a>00142 <span class="keywordflow">if</span> (shape_)
<a name="l00143"></a>00143 p.setClipRegion(QRegion(rect()) - QRect(0, 0, 6, 6));
<a name="l00144"></a>00144
<a name="l00145"></a>00145 p.drawRect(2, 2, width() - 4, height() - 4);
<a name="l00146"></a>00146 <span class="keywordflow">if</span> (shape_)
<a name="l00147"></a>00147 {
<a name="l00148"></a>00148 p.setClipRect(rect());
<a name="l00149"></a>00149 p.drawPoint(4, 3);
<a name="l00150"></a>00150 p.drawPoint(5, 3);
<a name="l00151"></a>00151 p.drawPoint(3, 4);
<a name="l00152"></a>00152 p.drawPoint(3, 5);
<a name="l00153"></a>00153 }
<a name="l00154"></a>00154 }
<a name="l00155"></a>00155
<a name="l00156"></a>00156 <span class="keywordflow">break</span>;
<a name="l00157"></a>00157
<a name="l00158"></a>00158 <span class="keywordflow">case</span> Right:
<a name="l00159"></a>00159 {
<a name="l00160"></a>00160 <span class="comment">// Draw edge.</span>
<a name="l00161"></a>00161
<a name="l00162"></a>00162 p.setPen(Qt::black);
<a name="l00163"></a>00163 p.drawLine(0, 0, width(), 0);
<a name="l00164"></a>00164 p.drawLine(width() - 1, 1, width() - 1, height() - 1);
<a name="l00165"></a>00165 <span class="keywordflow">if</span> (shape_)
<a name="l00166"></a>00166 {
<a name="l00167"></a>00167 p.drawPoint(width() - 5, 1);
<a name="l00168"></a>00168 p.drawPoint(width() - 4, 1);
<a name="l00169"></a>00169 p.drawPoint(width() - 3, 2);
<a name="l00170"></a>00170 p.drawPoint(width() - 2, 3);
<a name="l00171"></a>00171 p.drawPoint(width() - 2, 4);
<a name="l00172"></a>00172 }
<a name="l00173"></a>00173 <span class="comment">// Draw highlight.</span>
<a name="l00174"></a>00174
<a name="l00175"></a>00175 p.setBrush(NoBrush);
<a name="l00176"></a>00176 p.setPen(highlightPen);
<a name="l00177"></a>00177
<a name="l00178"></a>00178 <span class="keywordflow">if</span> (shape_)
<a name="l00179"></a>00179 p.setClipRegion(QRegion(rect()) - QRect(width() - 6, 0, 6, 6));
<a name="l00180"></a>00180
<a name="l00181"></a>00181 p.drawRect(2, 2, width() - 4, height() - 4);
<a name="l00182"></a>00182 <span class="keywordflow">if</span> (shape_)
<a name="l00183"></a>00183 {
<a name="l00184"></a>00184 p.setClipRect(rect());
<a name="l00185"></a>00185 p.drawPoint(width() - 5, 3);
<a name="l00186"></a>00186 p.drawPoint(width() - 6, 3);
<a name="l00187"></a>00187 p.drawPoint(width() - 4, 4);
<a name="l00188"></a>00188 p.drawPoint(width() - 4, 5);
<a name="l00189"></a>00189 }
<a name="l00190"></a>00190 }
<a name="l00191"></a>00191
<a name="l00192"></a>00192 <span class="keywordflow">break</span>;
<a name="l00193"></a>00193
<a name="l00194"></a>00194 <span class="keywordflow">case</span> Mid:
<a name="l00195"></a>00195 <span class="keywordflow">default</span>:
<a name="l00196"></a>00196 {
<a name="l00197"></a>00197 <span class="comment">// Draw edge.</span>
<a name="l00198"></a>00198
<a name="l00199"></a>00199 p.setPen(Qt::black);
<a name="l00200"></a>00200 p.drawLine(0, 0, width(), 0);
<a name="l00201"></a>00201
<a name="l00202"></a>00202 <span class="comment">// Draw highlight.</span>
<a name="l00203"></a>00203
<a name="l00204"></a>00204 p.setBrush(NoBrush);
<a name="l00205"></a>00205 p.setPen(highlightPen);
<a name="l00206"></a>00206
<a name="l00207"></a>00207 p.drawRect(2, 2, width() - 4, height() - 4);
<a name="l00208"></a>00208 }
<a name="l00209"></a>00209
<a name="l00210"></a>00210 <span class="keywordflow">break</span>;
<a name="l00211"></a>00211 }
<a name="l00212"></a>00212
<a name="l00213"></a>00213 <span class="comment">// Draw icon.</span>
<a name="l00214"></a>00214
<a name="l00215"></a>00215 QPoint center(rect().center());
<a name="l00216"></a>00216
<a name="l00217"></a>00217 <span class="keywordtype">int</span> bwby2(bitmap_.width() / 2); <span class="comment">// Bitmap Width BY 2</span>
<a name="l00218"></a>00218 <span class="keywordtype">int</span> bhby2(bitmap_.height() / 2); <span class="comment">// Bitmap Height BY 2</span>
<a name="l00219"></a>00219
<a name="l00220"></a>00220 p.setBrush(NoBrush);
<a name="l00221"></a>00221 p.setPen(Qt::black);
<a name="l00222"></a>00222
<a name="l00223"></a>00223 p.drawPixmap(center.x() - bwby2 + 1, center.y() - bhby2 + 1, bitmap_);
<a name="l00224"></a>00224 }
<a name="l00225"></a>00225
<a name="l00226"></a>00226 QSize
<a name="l00227"></a><a class="code" href="classWeb_1_1WebButton.html#a2">00227</a> <a class="code" href="classWeb_1_1WebButton.html#a2">WebButton::sizeHint</a>()<span class="keyword"> const</span>
<a name="l00228"></a>00228 <span class="keyword"></span>{
<a name="l00229"></a>00229 <span class="keywordflow">return</span> QSize(16, 16);
<a name="l00230"></a>00230 }
<a name="l00231"></a>00231
<a name="l00232"></a>00232 QSize
<a name="l00233"></a><a class="code" href="classWeb_1_1WebButton.html#a3">00233</a> <a class="code" href="classWeb_1_1WebButton.html#a3">WebButton::minimumSizeHint</a>()<span class="keyword"> const</span>
<a name="l00234"></a>00234 <span class="keyword"></span>{
<a name="l00235"></a>00235 <span class="keywordflow">return</span> QSize(14, 14);
<a name="l00236"></a>00236 }
<a name="l00237"></a>00237
<a name="l00238"></a>00238 <span class="keywordtype">void</span>
<a name="l00239"></a><a class="code" href="classWeb_1_1WebButton.html#b1">00239</a> <a class="code" href="classWeb_1_1WebButton.html#b1">WebButton::setBitmap</a>(<span class="keyword">const</span> QBitmap & b)
<a name="l00240"></a>00240 {
<a name="l00241"></a>00241 bitmap_ = b;
<a name="l00242"></a>00242 repaint();
<a name="l00243"></a>00243 }
<a name="l00244"></a>00244
<a name="l00245"></a>00245 <span class="keywordtype">void</span>
<a name="l00246"></a><a class="code" href="classWeb_1_1WebButton.html#a4">00246</a> <a class="code" href="classWeb_1_1WebButton.html#a4">WebButton::setPosition</a>(<a class="code" href="classWeb_1_1WebButton.html#w3">Position</a> p)
<a name="l00247"></a>00247 {
<a name="l00248"></a>00248 <span class="keywordflow">if</span> ( QApplication::reverseLayout() )
<a name="l00249"></a>00249 {
<a name="l00250"></a>00250 <span class="keywordflow">if</span> ( p == Left )
<a name="l00251"></a>00251 position_ = Right;
<a name="l00252"></a>00252 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( p == Right )
<a name="l00253"></a>00253 position_ = Left;
<a name="l00254"></a>00254 }
<a name="l00255"></a>00255 <span class="keywordflow">else</span>
<a name="l00256"></a>00256 position_ = p;
<a name="l00257"></a>00257 repaint();
<a name="l00258"></a>00258 }
<a name="l00259"></a>00259
<a name="l00260"></a>00260 <span class="keywordtype">void</span>
<a name="l00261"></a><a class="code" href="classWeb_1_1WebButton.html#b8">00261</a> <a class="code" href="classWeb_1_1WebButton.html#b8">WebButton::resizeEvent</a>(QResizeEvent *)
<a name="l00262"></a>00262 {
<a name="l00263"></a>00263 repaint();
<a name="l00264"></a>00264 }
<a name="l00265"></a>00265
<a name="l00266"></a>00266 <span class="keywordtype">void</span>
<a name="l00267"></a><a class="code" href="classWeb_1_1WebButton.html#a6">00267</a> <a class="code" href="classWeb_1_1WebButton.html#a6">WebButton::setTipText</a>(<span class="keyword">const</span> QString &tip) {
<a name="l00268"></a>00268 <span class="keywordflow">if</span>(<a class="code" href="classKDecoration.html#e0">KDecoration::options</a>()-><a class="code" href="classKDecorationOptions.html#a8">showTooltips</a>()) {
<a name="l00269"></a>00269 QToolTip::remove(<span class="keyword">this</span> );
<a name="l00270"></a>00270 QToolTip::add(<span class="keyword">this</span>, tip );
<a name="l00271"></a>00271 }
<a name="l00272"></a>00272 }
<a name="l00273"></a>00273
<a name="l00274"></a>00274 }
<a name="l00275"></a>00275
<a name="l00276"></a>00276 <span class="preprocessor">#include "WebButton.moc"</span>
<a name="l00277"></a>00277 <span class="comment">// vim:ts=2:sw=2:tw=78:set et:</span>
</pre></div></div>
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