📄 qwt__legend_8cpp-source.html
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<a name="l00303"></a>00303 d_data->map.widgetMap();<a name="l00304"></a>00304 <a name="l00305"></a>00305 QMap<QWidget *, const QwtPlotItem *>::iterator it;<a name="l00306"></a>00306 <span class="keywordflow">for</span> ( it = map.begin(); it != map.end(); ++it ) <a name="l00307"></a>00307 {<a name="l00308"></a>00308 #<span class="keywordflow">if</span> QT_VERSION < 0x040000<a name="l00309"></a>00309 <a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a> *item = (<a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a> *)it.data();<a name="l00310"></a>00310 <span class="preprocessor">#else</span><a name="l00311"></a>00311 <span class="preprocessor"></span> <a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a> *item = (<a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a> *)it.value();<a name="l00312"></a>00312 <span class="preprocessor">#endif</span><a name="l00313"></a>00313 <span class="preprocessor"></span> <span class="keywordflow">if</span> ( item )<a name="l00314"></a>00314 item-><a class="code" href="class_qwt_plot_item.html#193770cd20609a368c5130de59cb782e">updateLegend</a>(<span class="keyword">this</span>);<a name="l00315"></a>00315 }<a name="l00316"></a>00316 }<a name="l00317"></a>00317 <a name="l00324"></a><a class="code" href="class_qwt_legend.html#a74ccc6083345a1517ffbb86356f7ba0">00324</a> <a class="code" href="class_qwt_legend.html#898db0483371da91c694c34502f09ecd">QwtLegend::LegendDisplayPolicy</a> <a class="code" href="class_qwt_legend.html#a74ccc6083345a1517ffbb86356f7ba0">QwtLegend::displayPolicy</a>()<span class="keyword"> const </span><a name="l00325"></a>00325 <span class="keyword"></span>{ <a name="l00326"></a>00326 <span class="keywordflow">return</span> d_data->displayPolicy; <a name="l00327"></a>00327 }<a name="l00328"></a>00328 <a name="l00329"></a><a class="code" href="class_qwt_legend.html#edd86919e56a407bcdd2ae867a672dd1">00329</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_legend.html#edd86919e56a407bcdd2ae867a672dd1">QwtLegend::setItemMode</a>(<a class="code" href="class_qwt_legend.html#b216dd2dba9ebf6cb0ed2dd621a652e0">LegendItemMode</a> mode)<a name="l00330"></a>00330 {<a name="l00331"></a>00331 d_data->itemMode = mode;<a name="l00332"></a>00332 }<a name="l00333"></a>00333 <a name="l00334"></a><a class="code" href="class_qwt_legend.html#463c5542c6547c04050c912a5e500155">00334</a> <a class="code" href="class_qwt_legend.html#b216dd2dba9ebf6cb0ed2dd621a652e0">QwtLegend::LegendItemMode</a> <a class="code" href="class_qwt_legend.html#463c5542c6547c04050c912a5e500155">QwtLegend::itemMode</a>()<span class="keyword"> const</span><a name="l00335"></a>00335 <span class="keyword"></span>{<a name="l00336"></a>00336 <span class="keywordflow">return</span> d_data->itemMode;<a name="l00337"></a>00337 }<a name="l00338"></a>00338 <a name="l00346"></a><a class="code" href="class_qwt_legend.html#a0d1126ccd9f65b0926ce7c802f74e6a">00346</a> <span class="keywordtype">int</span> <a class="code" href="class_qwt_legend.html#a0d1126ccd9f65b0926ce7c802f74e6a">QwtLegend::identifierMode</a>()<span class="keyword"> const</span><a name="l00347"></a>00347 <span class="keyword"></span>{<a name="l00348"></a>00348 <span class="keywordflow">return</span> d_data->identifierMode;<a name="l00349"></a>00349 }<a name="l00350"></a>00350 <a name="l00355"></a><a class="code" href="class_qwt_legend.html#a52edeceb553ae703516c984f34d7ab7">00355</a> QWidget *<a class="code" href="class_qwt_legend.html#a52edeceb553ae703516c984f34d7ab7">QwtLegend::contentsWidget</a>() <a name="l00356"></a>00356 { <a name="l00357"></a>00357 <span class="keywordflow">return</span> d_data->view->contentsWidget; <a name="l00358"></a>00358 }<a name="l00359"></a>00359 <a name="l00360"></a><a class="code" href="class_qwt_legend.html#40dab44d47921da18a925e8fcc8d6870">00360</a> QScrollBar *<a class="code" href="class_qwt_legend.html#40dab44d47921da18a925e8fcc8d6870">QwtLegend::horizontalScrollBar</a>()<span class="keyword"> const</span><a name="l00361"></a>00361 <span class="keyword"></span>{<a name="l00362"></a>00362 <span class="keywordflow">return</span> d_data->view->horizontalScrollBar();<a name="l00363"></a>00363 }<a name="l00364"></a>00364 <a name="l00365"></a><a class="code" href="class_qwt_legend.html#494758e3d7ab688c59989da52e7e97cf">00365</a> QScrollBar *<a class="code" href="class_qwt_legend.html#494758e3d7ab688c59989da52e7e97cf">QwtLegend::verticalScrollBar</a>()<span class="keyword"> const</span><a name="l00366"></a>00366 <span class="keyword"></span>{<a name="l00367"></a>00367 <span class="keywordflow">return</span> d_data->view->horizontalScrollBar();<a name="l00368"></a>00368 }<a name="l00369"></a>00369 <a name="l00375"></a><a class="code" href="class_qwt_legend.html#cd680c0f17f4184e10a3d3136b9836f5">00375</a> <span class="keyword">const</span> QWidget *<a class="code" href="class_qwt_legend.html#a52edeceb553ae703516c984f34d7ab7">QwtLegend::contentsWidget</a>()<span class="keyword"> const </span><a name="l00376"></a>00376 <span class="keyword"></span>{ <a name="l00377"></a>00377 <span class="keywordflow">return</span> d_data->view->contentsWidget; <a name="l00378"></a>00378 }<a name="l00379"></a>00379 <a name="l00386"></a><a class="code" href="class_qwt_legend.html#54456bf97e80da5bfb4cca91367b8e15">00386</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_legend.html#54456bf97e80da5bfb4cca91367b8e15">QwtLegend::insert</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a> *plotItem, QWidget *legendItem)<a name="l00387"></a>00387 {<a name="l00388"></a>00388 <span class="keywordflow">if</span> ( legendItem == NULL || plotItem == NULL )<a name="l00389"></a>00389 <span class="keywordflow">return</span>;<a name="l00390"></a>00390 <a name="l00391"></a>00391 QWidget *<a class="code" href="class_qwt_legend.html#a52edeceb553ae703516c984f34d7ab7">contentsWidget</a> = d_data->view->contentsWidget;<a name="l00392"></a>00392 <a name="l00393"></a>00393 <span class="keywordflow">if</span> ( legendItem->parent() != contentsWidget )<a name="l00394"></a>00394 {<a name="l00395"></a>00395 #<span class="keywordflow">if</span> QT_VERSION >= 0x040000<a name="l00396"></a>00396 legendItem->setParent(contentsWidget);<a name="l00397"></a>00397 <span class="preprocessor">#else</span><a name="l00398"></a>00398 <span class="preprocessor"></span> legendItem->reparent(contentsWidget, QPoint(0, 0));<a name="l00399"></a>00399 <span class="preprocessor">#endif</span><a name="l00400"></a>00400 <span class="preprocessor"></span> }<a name="l00401"></a>00401 <a name="l00402"></a>00402 legendItem->show();<a name="l00403"></a>00403 <a name="l00404"></a>00404 d_data->map.insert(plotItem, legendItem);<a name="l00405"></a>00405 <a name="l00406"></a>00406 layoutContents();<a name="l00407"></a>00407 <a name="l00408"></a>00408 <span class="keywordflow">if</span> ( contentsWidget->layout() )<a name="l00409"></a>00409 {<a name="l00410"></a>00410 #<span class="keywordflow">if</span> QT_VERSION >= 0x040000<a name="l00411"></a>00411 contentsWidget->layout()->addWidget(legendItem);<a name="l00412"></a>00412 <span class="preprocessor">#endif</span><a name="l00413"></a>00413 <span class="preprocessor"></span><a name="l00414"></a>00414 <span class="comment">// set tab focus chain</span><a name="l00415"></a>00415 <a name="l00416"></a>00416 QWidget *w = NULL;<a name="l00417"></a>00417 <a name="l00418"></a>00418 <span class="preprocessor">#if QT_VERSION < 0x040000</span><a name="l00419"></a>00419 <span class="preprocessor"></span> QLayoutIterator layoutIterator = <a name="l00420"></a>00420 contentsWidget->layout()->iterator();<a name="l00421"></a>00421 <span class="keywordflow">for</span> ( QLayoutItem *item = layoutIterator.current();<a name="l00422"></a>00422 item != 0; item = ++layoutIterator)<a name="l00423"></a>00423 {<a name="l00424"></a>00424 #<span class="keywordflow">else</span><a name="l00425"></a>00425 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < contentsWidget->layout()->count(); i++)<a name="l00426"></a>00426 {<a name="l00427"></a>00427 QLayoutItem *item = contentsWidget->layout()->itemAt(i);<a name="l00428"></a>00428 <span class="preprocessor">#endif</span><a name="l00429"></a>00429 <span class="preprocessor"></span> <span class="keywordflow">if</span> ( w && item->widget() )<a name="l00430"></a>00430 {<a name="l00431"></a>00431 QWidget::setTabOrder(w, item->widget());<a name="l00432"></a>00432 w = item->widget();<a name="l00433"></a>00433 }<a name="l00434"></a>00434 }<a name="l00435"></a>00435 }<a name="l00436"></a>00436 <span class="keywordflow">if</span> ( parentWidget() && parentWidget()->layout() == NULL )<a name="l00437"></a>00437 {<a name="l00438"></a>00438 <span class="comment">/*</span><a name="l00439"></a>00439 <span class="comment"> updateGeometry() doesn't post LayoutRequest in certain</span><a name="l00440"></a>00440 <span class="comment"> situations, like when we are hidden. But we want the</span><a name="l00441"></a>00441 <span class="comment"> parent widget notified, so it can show/hide the legend</span><a name="l00442"></a>00442 <span class="comment"> depending on its items.</span><a name="l00443"></a>00443 <span class="comment"> */</span><a name="l00444"></a>00444 <span class="preprocessor">#if QT_VERSION < 0x040000</span><a name="l00445"></a>00445 <span class="preprocessor"></span> QApplication::postEvent(parentWidget(),<a name="l00446"></a>00446 <span class="keyword">new</span> QEvent(QEvent::LayoutHint));<a name="l00447"></a>00447 <span class="preprocessor">#else</span><a name="l00448"></a>00448 <span class="preprocessor"></span> QApplication::postEvent(parentWidget(),<a name="l00449"></a>00449 <span class="keyword">new</span> QEvent(QEvent::LayoutRequest));<a name="l00450"></a>00450 <span class="preprocessor">#endif</span><a name="l00451"></a>00451 <span class="preprocessor"></span> }<a name="l00452"></a>00452 }<a name="l00453"></a>00453 <a name="l00460"></a><a class="code" href="class_qwt_legend.html#ae136e8199d5a3caf86a7767c1de186c">00460</a> QWidget *<a class="code" href="class_qwt_legend.html#ae136e8199d5a3caf86a7767c1de186c">QwtLegend::find</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a> *plotItem)<span class="keyword"> const</span><a name="l00461"></a>00461 <span class="keyword"></span>{<a name="l00462"></a>00462 <span class="keywordflow">return</span> d_data->map.find(plotItem);<a name="l00463"></a>00463 }<a name="l00464"></a>00464 <a name="l00471"></a><a class="code" href="class_qwt_legend.html#c370a54c9fd76338c5bfc31f0ae07736">00471</a> <a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a> *<a class="code" href="class_qwt_legend.html#ae136e8199d5a3caf86a7767c1de186c">QwtLegend::find</a>(<span class="keyword">const</span> QWidget *legendItem)<span class="keyword"> const</span><a name="l00472"></a>00472 <span class="keyword"></span>{<a name="l00473"></a>00473 <span class="keywordflow">return</span> d_data->map.find(legendItem);<a name="l00474"></a>00474 }<a name="l00475"></a>00475 <a name="l00482"></a><a class="code" href="class_qwt_legend.html#330345b54cbe7be630d55ee9ad31b3b4">00482</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_legend.html#330345b54cbe7be630d55ee9ad31b3b4">QwtLegend::remove</a>(<span class="keyword">const</span> <a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a> *plotItem)<a name="l00483"></a>00483 { <a name="l00484"></a>00484 QWidget *legendItem = d_data->map.find(plotItem);<a name="l00485"></a>00485 d_data->map.remove(legendItem); <a name="l00486"></a>00486 <span class="keyword">delete</span> legendItem;<a name="l00487"></a>00487 }<a name="l00488"></a>00488 <a name="l00490"></a><a class="code" href="class_qwt_legend.html#084177665b32798903176de57d962c6e">00490</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_legend.html#084177665b32798903176de57d962c6e">QwtLegend::clear</a>()<a name="l00491"></a>00491 {<a name="l00492"></a>00492 <span class="preprocessor">#if QT_VERSION < 0x040000</span><a name="l00493"></a>00493 <span class="preprocessor"></span> <span class="keywordtype">bool</span> doUpdate = isUpdatesEnabled();<a name="l00494"></a>00494 <span class="preprocessor">#else</span><a name="l00495"></a>00495 <span class="preprocessor"></span> <span class="keywordtype">bool</span> doUpdate = updatesEnabled();<a name="l00496"></a>00496 <span class="preprocessor">#endif</span><a name="l00497"></a>00497 <span class="preprocessor"></span> setUpdatesEnabled(<span class="keyword">false</span>);<a name="l00498"></a>00498 <a name="l00499"></a>00499 d_data->map.clear();<a name="l00500"></a>00500 <a name="l00501"></a>00501 setUpdatesEnabled(doUpdate);⌨️ 快捷键说明
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