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<div class="section" id="widgets-example-code-menu-py">
<span id="widgets-menu"></span><h1>widgets example code: menu.py<a class="headerlink" href="#widgets-example-code-menu-py" title="Permalink to this headline">¶</a></h1>
<p>[<a class="reference external" href="menu.py">source code</a>]</p>
<div class="highlight-python"><div class="highlight"><pre><span class="kn">from</span> <span class="nn">__future__</span> <span class="kn">import</span> <span class="n">division</span><span class="p">,</span> <span class="n">print_function</span>
<span class="kn">import</span> <span class="nn">numpy</span> <span class="kn">as</span> <span class="nn">np</span>
<span class="kn">import</span> <span class="nn">matplotlib</span>
<span class="kn">import</span> <span class="nn">matplotlib.colors</span> <span class="kn">as</span> <span class="nn">colors</span>
<span class="kn">import</span> <span class="nn">matplotlib.patches</span> <span class="kn">as</span> <span class="nn">patches</span>
<span class="kn">import</span> <span class="nn">matplotlib.mathtext</span> <span class="kn">as</span> <span class="nn">mathtext</span>
<span class="kn">import</span> <span class="nn">matplotlib.pyplot</span> <span class="kn">as</span> <span class="nn">plt</span>
<span class="kn">import</span> <span class="nn">matplotlib.artist</span> <span class="kn">as</span> <span class="nn">artist</span>
<span class="kn">import</span> <span class="nn">matplotlib.image</span> <span class="kn">as</span> <span class="nn">image</span>
<span class="k">class</span> <span class="nc">ItemProperties</span><span class="p">:</span>
<span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">fontsize</span><span class="o">=</span><span class="mi">14</span><span class="p">,</span> <span class="n">labelcolor</span><span class="o">=</span><span class="s">'black'</span><span class="p">,</span> <span class="n">bgcolor</span><span class="o">=</span><span class="s">'yellow'</span><span class="p">,</span>
<span class="n">alpha</span><span class="o">=</span><span class="mf">1.0</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">fontsize</span> <span class="o">=</span> <span class="n">fontsize</span>
<span class="bp">self</span><span class="o">.</span><span class="n">labelcolor</span> <span class="o">=</span> <span class="n">labelcolor</span>
<span class="bp">self</span><span class="o">.</span><span class="n">bgcolor</span> <span class="o">=</span> <span class="n">bgcolor</span>
<span class="bp">self</span><span class="o">.</span><span class="n">alpha</span> <span class="o">=</span> <span class="n">alpha</span>
<span class="bp">self</span><span class="o">.</span><span class="n">labelcolor_rgb</span> <span class="o">=</span> <span class="n">colors</span><span class="o">.</span><span class="n">colorConverter</span><span class="o">.</span><span class="n">to_rgb</span><span class="p">(</span><span class="n">labelcolor</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">bgcolor_rgb</span> <span class="o">=</span> <span class="n">colors</span><span class="o">.</span><span class="n">colorConverter</span><span class="o">.</span><span class="n">to_rgb</span><span class="p">(</span><span class="n">bgcolor</span><span class="p">)</span>
<span class="k">class</span> <span class="nc">MenuItem</span><span class="p">(</span><span class="n">artist</span><span class="o">.</span><span class="n">Artist</span><span class="p">):</span>
<span class="n">parser</span> <span class="o">=</span> <span class="n">mathtext</span><span class="o">.</span><span class="n">MathTextParser</span><span class="p">(</span><span class="s">"Bitmap"</span><span class="p">)</span>
<span class="n">padx</span> <span class="o">=</span> <span class="mi">5</span>
<span class="n">pady</span> <span class="o">=</span> <span class="mi">5</span>
<span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">fig</span><span class="p">,</span> <span class="n">labelstr</span><span class="p">,</span> <span class="n">props</span><span class="o">=</span><span class="bp">None</span><span class="p">,</span> <span class="n">hoverprops</span><span class="o">=</span><span class="bp">None</span><span class="p">,</span>
<span class="n">on_select</span><span class="o">=</span><span class="bp">None</span><span class="p">):</span>
<span class="n">artist</span><span class="o">.</span><span class="n">Artist</span><span class="o">.</span><span class="n">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">set_figure</span><span class="p">(</span><span class="n">fig</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">labelstr</span> <span class="o">=</span> <span class="n">labelstr</span>
<span class="k">if</span> <span class="n">props</span> <span class="ow">is</span> <span class="bp">None</span><span class="p">:</span>
<span class="n">props</span> <span class="o">=</span> <span class="n">ItemProperties</span><span class="p">()</span>
<span class="k">if</span> <span class="n">hoverprops</span> <span class="ow">is</span> <span class="bp">None</span><span class="p">:</span>
<span class="n">hoverprops</span> <span class="o">=</span> <span class="n">ItemProperties</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">props</span> <span class="o">=</span> <span class="n">props</span>
<span class="bp">self</span><span class="o">.</span><span class="n">hoverprops</span> <span class="o">=</span> <span class="n">hoverprops</span>
<span class="bp">self</span><span class="o">.</span><span class="n">on_select</span> <span class="o">=</span> <span class="n">on_select</span>
<span class="n">x</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">depth</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">parser</span><span class="o">.</span><span class="n">to_mask</span><span class="p">(</span>
<span class="n">labelstr</span><span class="p">,</span> <span class="n">fontsize</span><span class="o">=</span><span class="n">props</span><span class="o">.</span><span class="n">fontsize</span><span class="p">,</span> <span class="n">dpi</span><span class="o">=</span><span class="n">fig</span><span class="o">.</span><span class="n">dpi</span><span class="p">)</span>
<span class="k">if</span> <span class="n">props</span><span class="o">.</span><span class="n">fontsize</span><span class="o">!=</span><span class="n">hoverprops</span><span class="o">.</span><span class="n">fontsize</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">(</span>
<span class="s">'support for different font sizes not implemented'</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">labelwidth</span> <span class="o">=</span> <span class="n">x</span><span class="o">.</span><span class="n">shape</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">labelheight</span> <span class="o">=</span> <span class="n">x</span><span class="o">.</span><span class="n">shape</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">labelArray</span> <span class="o">=</span> <span class="n">np</span><span class="o">.</span><span class="n">zeros</span><span class="p">((</span><span class="n">x</span><span class="o">.</span><span class="n">shape</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="n">x</span><span class="o">.</span><span class="n">shape</span><span class="p">[</span><span class="mi">1</span><span class="p">],</span> <span class="mi">4</span><span class="p">))</span>
<span class="bp">self</span><span class="o">.</span><span class="n">labelArray</span><span class="p">[:,</span> <span class="p">:,</span> <span class="o">-</span><span class="mi">1</span><span class="p">]</span> <span class="o">=</span> <span class="n">x</span><span class="o">/</span><span class="mf">255.</span>
<span class="bp">self</span><span class="o">.</span><span class="n">label</span> <span class="o">=</span> <span class="n">image</span><span class="o">.</span><span class="n">FigureImage</span><span class="p">(</span><span class="n">fig</span><span class="p">,</span> <span class="n">origin</span><span class="o">=</span><span class="s">'upper'</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">label</span><span class="o">.</span><span class="n">set_array</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">labelArray</span><span class="p">)</span>
<span class="c"># we'll update these later</span>
<span class="bp">self</span><span class="o">.</span><span class="n">rect</span> <span class="o">=</span> <span class="n">patches</span><span class="o">.</span><span class="n">Rectangle</span><span class="p">((</span><span class="mi">0</span><span class="p">,</span><span class="mi">0</span><span class="p">),</span> <span class="mi">1</span><span class="p">,</span><span class="mi">1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">set_hover_props</span><span class="p">(</span><span class="bp">False</span><span class="p">)</span>
<span class="n">fig</span><span class="o">.</span><span class="n">canvas</span><span class="o">.</span><span class="n">mpl_connect</span><span class="p">(</span><span class="s">'button_release_event'</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">check_select</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">check_select</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span>
<span class="n">over</span><span class="p">,</span> <span class="n">junk</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">rect</span><span class="o">.</span><span class="n">contains</span><span class="p">(</span><span class="n">event</span><span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">over</span><span class="p">:</span>
<span class="k">return</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">on_select</span> <span class="ow">is</span> <span class="ow">not</span> <span class="bp">None</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">on_select</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">set_extent</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">,</span> <span class="n">w</span><span class="p">,</span> <span class="n">h</span><span class="p">):</span>
<span class="k">print</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">,</span> <span class="n">w</span><span class="p">,</span> <span class="n">h</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">rect</span><span class="o">.</span><span class="n">set_x</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">rect</span><span class="o">.</span><span class="n">set_y</span><span class="p">(</span><span class="n">y</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">rect</span><span class="o">.</span><span class="n">set_width</span><span class="p">(</span><span class="n">w</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">rect</span><span class="o">.</span><span class="n">set_height</span><span class="p">(</span><span class="n">h</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">label</span><span class="o">.</span><span class="n">ox</span> <span class="o">=</span> <span class="n">x</span><span class="o">+</span><span class="bp">self</span><span class="o">.</span><span class="n">padx</span>
<span class="bp">self</span><span class="o">.</span><span class="n">label</span><span class="o">.</span><span class="n">oy</span> <span class="o">=</span> <span class="n">y</span><span class="o">-</span><span class="bp">self</span><span class="o">.</span><span class="n">depth</span><span class="o">+</span><span class="bp">self</span><span class="o">.</span><span class="n">pady</span><span class="o">/</span><span class="mf">2.</span>
<span class="bp">self</span><span class="o">.</span><span class="n">rect</span><span class="o">.</span><span class="n">_update_patch_transform</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">hover</span> <span class="o">=</span> <span class="bp">False</span>
<span class="k">def</span> <span class="nf">draw</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">renderer</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">rect</span><span class="o">.</span><span class="n">draw</span><span class="p">(</span><span class="n">renderer</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">label</span><span class="o">.</span><span class="n">draw</span><span class="p">(</span><span class="n">renderer</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">set_hover_props</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
<span class="k">if</span> <span class="n">b</span><span class="p">:</span>
<span class="n">props</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">hoverprops</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">props</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">props</span>
<span class="n">r</span><span class="p">,</span> <span class="n">g</span><span class="p">,</span> <span class="n">b</span> <span class="o">=</span> <span class="n">props</span><span class="o">.</span><span class="n">labelcolor_rgb</span>
<span class="bp">self</span><span class="o">.</span><span class="n">labelArray</span><span class="p">[:,</span> <span class="p">:,</span> <span class="mi">0</span><span class="p">]</span> <span class="o">=</span> <span class="n">r</span>
<span class="bp">self</span><span class="o">.</span><span class="n">labelArray</span><span class="p">[:,</span> <span class="p">:,</span> <span class="mi">1</span><span class="p">]</span> <span class="o">=</span> <span class="n">g</span>
<span class="bp">self</span><span class="o">.</span><span class="n">labelArray</span><span class="p">[:,</span> <span class="p">:,</span> <span class="mi">2</span><span class="p">]</span> <span class="o">=</span> <span class="n">b</span>
<span class="bp">self</span><span class="o">.</span><span class="n">label</span><span class="o">.</span><span class="n">set_array</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">labelArray</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">rect</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="n">facecolor</span><span class="o">=</span><span class="n">props</span><span class="o">.</span><span class="n">bgcolor</span><span class="p">,</span> <span class="n">alpha</span><span class="o">=</span><span class="n">props</span><span class="o">.</span><span class="n">alpha</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">set_hover</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span>
<span class="s">'check the hover status of event and return true if status is changed'</span>
<span class="n">b</span><span class="p">,</span><span class="n">junk</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">rect</span><span class="o">.</span><span class="n">contains</span><span class="p">(</span><span class="n">event</span><span class="p">)</span>
<span class="n">changed</span> <span class="o">=</span> <span class="p">(</span><span class="n">b</span> <span class="o">!=</span> <span class="bp">self</span><span class="o">.</span><span class="n">hover</span><span class="p">)</span>
<span class="k">if</span> <span class="n">changed</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">set_hover_props</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">hover</span> <span class="o">=</span> <span class="n">b</span>
<span class="k">return</span> <span class="n">changed</span>
<span class="k">class</span> <span class="nc">Menu</span><span class="p">:</span>
<span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">fig</span><span class="p">,</span> <span class="n">menuitems</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">figure</span> <span class="o">=</span> <span class="n">fig</span>
<span class="n">fig</span><span class="o">.</span><span class="n">suppressComposite</span> <span class="o">=</span> <span class="bp">True</span>
<span class="bp">self</span><span class="o">.</span><span class="n">menuitems</span> <span class="o">=</span> <span class="n">menuitems</span>
<span class="bp">self</span><span class="o">.</span><span class="n">numitems</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="n">menuitems</span><span class="p">)</span>
<span class="n">maxw</span> <span class="o">=</span> <span class="nb">max</span><span class="p">([</span><span class="n">item</span><span class="o">.</span><span class="n">labelwidth</span> <span class="k">for</span> <span class="n">item</span> <span class="ow">in</span> <span class="n">menuitems</span><span class="p">])</span>
<span class="n">maxh</span> <span class="o">=</span> <span class="nb">max</span><span class="p">([</span><span class="n">item</span><span class="o">.</span><span class="n">labelheight</span> <span class="k">for</span> <span class="n">item</span> <span class="ow">in</span> <span class="n">menuitems</span><span class="p">])</span>
<span class="n">totalh</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">numitems</span><span class="o">*</span><span class="n">maxh</span> <span class="o">+</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">numitems</span><span class="o">+</span><span class="mi">1</span><span class="p">)</span><span class="o">*</span><span class="mi">2</span><span class="o">*</span><span class="n">MenuItem</span><span class="o">.</span><span class="n">pady</span>
<span class="n">x0</span> <span class="o">=</span> <span class="mi">100</span>
<span class="n">y0</span> <span class="o">=</span> <span class="mi">400</span>
<span class="n">width</span> <span class="o">=</span> <span class="n">maxw</span> <span class="o">+</span> <span class="mi">2</span><span class="o">*</span><span class="n">MenuItem</span><span class="o">.</span><span class="n">padx</span>
<span class="n">height</span> <span class="o">=</span> <span class="n">maxh</span><span class="o">+</span><span class="n">MenuItem</span><span class="o">.</span><span class="n">pady</span>
<span class="k">for</span> <span class="n">item</span> <span class="ow">in</span> <span class="n">menuitems</span><span class="p">:</span>
<span class="n">left</span> <span class="o">=</span> <span class="n">x0</span>
<span class="n">bottom</span> <span class="o">=</span> <span class="n">y0</span><span class="o">-</span><span class="n">maxh</span><span class="o">-</span><span class="n">MenuItem</span><span class="o">.</span><span class="n">pady</span>
<span class="n">item</span><span class="o">.</span><span class="n">set_extent</span><span class="p">(</span><span class="n">left</span><span class="p">,</span> <span class="n">bottom</span><span class="p">,</span> <span class="n">width</span><span class="p">,</span> <span class="n">height</span><span class="p">)</span>
<span class="n">fig</span><span class="o">.</span><span class="n">artists</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">item</span><span class="p">)</span>
<span class="n">y0</span> <span class="o">-=</span> <span class="n">maxh</span> <span class="o">+</span> <span class="n">MenuItem</span><span class="o">.</span><span class="n">pady</span>
<span class="n">fig</span><span class="o">.</span><span class="n">canvas</span><span class="o">.</span><span class="n">mpl_connect</span><span class="p">(</span><span class="s">'motion_notify_event'</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">on_move</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">on_move</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span>
<span class="n">draw</span> <span class="o">=</span> <span class="bp">False</span>
<span class="k">for</span> <span class="n">item</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">menuitems</span><span class="p">:</span>
<span class="n">draw</span> <span class="o">=</span> <span class="n">item</span><span class="o">.</span><span class="n">set_hover</span><span class="p">(</span><span class="n">event</span><span class="p">)</span>
<span class="k">if</span> <span class="n">draw</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">figure</span><span class="o">.</span><span class="n">canvas</span><span class="o">.</span><span class="n">draw</span><span class="p">()</span>
<span class="k">break</span>
<span class="n">fig</span> <span class="o">=</span> <span class="n">plt</span><span class="o">.</span><span class="n">figure</span><span class="p">()</span>
<span class="n">fig</span><span class="o">.</span><span class="n">subplots_adjust</span><span class="p">(</span><span class="n">left</span><span class="o">=</span><span class="mf">0.3</span><span class="p">)</span>
<span class="n">props</span> <span class="o">=</span> <span class="n">ItemProperties</span><span class="p">(</span><span class="n">labelcolor</span><span class="o">=</span><span class="s">'black'</span><span class="p">,</span> <span class="n">bgcolor</span><span class="o">=</span><span class="s">'yellow'</span><span class="p">,</span>
<span class="n">fontsize</span><span class="o">=</span><span class="mi">15</span><span class="p">,</span> <span class="n">alpha</span><span class="o">=</span><span class="mf">0.2</span><span class="p">)</span>
<span class="n">hoverprops</span> <span class="o">=</span> <span class="n">ItemProperties</span><span class="p">(</span><span class="n">labelcolor</span><span class="o">=</span><span class="s">'white'</span><span class="p">,</span> <span class="n">bgcolor</span><span class="o">=</span><span class="s">'blue'</span><span class="p">,</span>
<span class="n">fontsize</span><span class="o">=</span><span class="mi">15</span><span class="p">,</span> <span class="n">alpha</span><span class="o">=</span><span class="mf">0.2</span><span class="p">)</span>
<span class="n">menuitems</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">for</span> <span class="n">label</span> <span class="ow">in</span> <span class="p">(</span><span class="s">'open'</span><span class="p">,</span> <span class="s">'close'</span><span class="p">,</span> <span class="s">'save'</span><span class="p">,</span> <span class="s">'save as'</span><span class="p">,</span> <span class="s">'quit'</span><span class="p">):</span>
<span class="k">def</span> <span class="nf">on_select</span><span class="p">(</span><span class="n">item</span><span class="p">):</span>
<span class="k">print</span><span class="p">(</span><span class="s">'you selected </span><span class="si">%s</span><span class="s">'</span> <span class="o">%</span> <span class="n">item</span><span class="o">.</span><span class="n">labelstr</span><span class="p">)</span>
<span class="n">item</span> <span class="o">=</span> <span class="n">MenuItem</span><span class="p">(</span><span class="n">fig</span><span class="p">,</span> <span class="n">label</span><span class="p">,</span> <span class="n">props</span><span class="o">=</span><span class="n">props</span><span class="p">,</span> <span class="n">hoverprops</span><span class="o">=</span><span class="n">hoverprops</span><span class="p">,</span>
<span class="n">on_select</span><span class="o">=</span><span class="n">on_select</span><span class="p">)</span>
<span class="n">menuitems</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">item</span><span class="p">)</span>
<span class="n">menu</span> <span class="o">=</span> <span class="n">Menu</span><span class="p">(</span><span class="n">fig</span><span class="p">,</span> <span class="n">menuitems</span><span class="p">)</span>
<span class="n">plt</span><span class="o">.</span><span class="n">show</span><span class="p">()</span>
</pre></div>
</div>
<p>Keywords: python, matplotlib, pylab, example, codex (see <a class="reference internal" href="../../faq/howto_faq.html#how-to-search-examples"><em>Search examples</em></a>)</p>
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