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<h1>Source code for TermTk.TTkWidgets.TTkModelView.treewidget</h1><div class="highlight"><pre>
<span></span><span class="c1"># MIT License</span>
<span class="c1">#</span>
<span class="c1"># Copyright (c) 2021 Eugenio Parodi &lt;ceccopierangiolieugenio AT googlemail DOT com&gt;</span>
<span class="c1">#</span>
<span class="c1"># Permission is hereby granted, free of charge, to any person obtaining a copy</span>
<span class="c1"># of this software and associated documentation files (the &quot;Software&quot;), to deal</span>
<span class="c1"># in the Software without restriction, including without limitation the rights</span>
<span class="c1"># to use, copy, modify, merge, publish, distribute, sublicense, and/or sell</span>
<span class="c1"># copies of the Software, and to permit persons to whom the Software is</span>
<span class="c1"># furnished to do so, subject to the following conditions:</span>
<span class="c1">#</span>
<span class="c1"># The above copyright notice and this permission notice shall be included in all</span>
<span class="c1"># copies or substantial portions of the Software.</span>
<span class="c1">#</span>
<span class="c1"># THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span>
<span class="c1"># IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span>
<span class="c1"># FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span>
<span class="c1"># AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span>
<span class="c1"># LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,</span>
<span class="c1"># OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE</span>
<span class="c1"># SOFTWARE.</span>
<span class="n">__all__</span> <span class="o">=</span> <span class="p">[</span><span class="s1">&#39;TTkTreeWidget&#39;</span><span class="p">]</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.cfg</span> <span class="kn">import</span> <span class="n">TTkCfg</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.constant</span> <span class="kn">import</span> <span class="n">TTkK</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.string</span> <span class="kn">import</span> <span class="n">TTkString</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.color</span> <span class="kn">import</span> <span class="n">TTkColor</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkWidgets.TTkModelView.treewidgetitem</span> <span class="kn">import</span> <span class="n">TTkTreeWidgetItem</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkAbstract.abstractscrollview</span> <span class="kn">import</span> <span class="n">TTkAbstractScrollView</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.signal</span> <span class="kn">import</span> <span class="n">pyTTkSignal</span><span class="p">,</span> <span class="n">pyTTkSlot</span>
<span class="kn">from</span> <span class="nn">dataclasses</span> <span class="kn">import</span> <span class="n">dataclass</span>
<div class="viewcode-block" id="TTkTreeWidget"><a class="viewcode-back" href="../../../../autogen.TermTk/TermTk.TTkWidgets.TTkModelView.treewidget.html#TermTk.TTkWidgets.TTkModelView.treewidget.TTkTreeWidget">[docs]</a><span class="k">class</span> <span class="nc">TTkTreeWidget</span><span class="p">(</span><span class="n">TTkAbstractScrollView</span><span class="p">):</span>
<span class="sd">&#39;&#39;&#39;TTkTreeWidget&#39;&#39;&#39;</span>
<span class="n">classStyle</span> <span class="o">=</span> <span class="p">{</span>
<span class="s1">&#39;default&#39;</span><span class="p">:</span> <span class="p">{</span>
<span class="s1">&#39;color&#39;</span><span class="p">:</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">RST</span><span class="p">,</span>
<span class="s1">&#39;lineColor&#39;</span><span class="p">:</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s2">&quot;#444444&quot;</span><span class="p">),</span>
<span class="s1">&#39;headerColor&#39;</span><span class="p">:</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s2">&quot;#ffffff&quot;</span><span class="p">)</span><span class="o">+</span><span class="n">TTkColor</span><span class="o">.</span><span class="n">bg</span><span class="p">(</span><span class="s2">&quot;#444444&quot;</span><span class="p">)</span><span class="o">+</span><span class="n">TTkColor</span><span class="o">.</span><span class="n">BOLD</span><span class="p">,</span>
<span class="s1">&#39;selectedColor&#39;</span><span class="p">:</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s2">&quot;#ffff88&quot;</span><span class="p">)</span><span class="o">+</span><span class="n">TTkColor</span><span class="o">.</span><span class="n">bg</span><span class="p">(</span><span class="s2">&quot;#000066&quot;</span><span class="p">)</span><span class="o">+</span><span class="n">TTkColor</span><span class="o">.</span><span class="n">BOLD</span><span class="p">,</span>
<span class="s1">&#39;separatorColor&#39;</span><span class="p">:</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s2">&quot;#444444&quot;</span><span class="p">)},</span>
<span class="s1">&#39;disabled&#39;</span><span class="p">:</span> <span class="p">{</span>
<span class="s1">&#39;color&#39;</span><span class="p">:</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s2">&quot;#888888&quot;</span><span class="p">),</span>
<span class="s1">&#39;lineColor&#39;</span><span class="p">:</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s2">&quot;#888888&quot;</span><span class="p">),</span>
<span class="s1">&#39;headerColor&#39;</span><span class="p">:</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s2">&quot;#888888&quot;</span><span class="p">),</span>
<span class="s1">&#39;selectedColor&#39;</span><span class="p">:</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s2">&quot;#888888&quot;</span><span class="p">),</span>
<span class="s1">&#39;separatorColor&#39;</span><span class="p">:</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s2">&quot;#888888&quot;</span><span class="p">)},</span>
<span class="p">}</span>
<span class="vm">__slots__</span> <span class="o">=</span> <span class="p">(</span> <span class="s1">&#39;_rootItem&#39;</span><span class="p">,</span> <span class="s1">&#39;_header&#39;</span><span class="p">,</span> <span class="s1">&#39;_columnsPos&#39;</span><span class="p">,</span> <span class="s1">&#39;_cache&#39;</span><span class="p">,</span>
<span class="s1">&#39;_selectedId&#39;</span><span class="p">,</span> <span class="s1">&#39;_selected&#39;</span><span class="p">,</span> <span class="s1">&#39;_separatorSelected&#39;</span><span class="p">,</span> <span class="s1">&#39;_mouseDelta&#39;</span><span class="p">,</span>
<span class="s1">&#39;_sortColumn&#39;</span><span class="p">,</span> <span class="s1">&#39;_sortOrder&#39;</span><span class="p">,</span>
<span class="c1"># Signals</span>
<span class="s1">&#39;itemChanged&#39;</span><span class="p">,</span> <span class="s1">&#39;itemClicked&#39;</span><span class="p">,</span> <span class="s1">&#39;itemDoubleClicked&#39;</span><span class="p">,</span> <span class="s1">&#39;itemExpanded&#39;</span><span class="p">,</span> <span class="s1">&#39;itemCollapsed&#39;</span><span class="p">,</span> <span class="s1">&#39;itemActivated&#39;</span>
<span class="p">)</span>
<span class="nd">@dataclass</span><span class="p">(</span><span class="n">frozen</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
<span class="k">class</span> <span class="nc">_Cache</span><span class="p">:</span>
<span class="n">item</span><span class="p">:</span> <span class="n">TTkTreeWidgetItem</span>
<span class="n">level</span><span class="p">:</span> <span class="nb">int</span>
<span class="n">data</span><span class="p">:</span> <span class="nb">list</span>
<span class="n">widgets</span><span class="p">:</span> <span class="nb">list</span>
<span class="n">firstLine</span><span class="p">:</span> <span class="nb">bool</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">):</span>
<span class="c1"># Signals</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemActivated</span> <span class="o">=</span> <span class="n">pyTTkSignal</span><span class="p">(</span><span class="n">TTkTreeWidgetItem</span><span class="p">,</span> <span class="nb">int</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemChanged</span> <span class="o">=</span> <span class="n">pyTTkSignal</span><span class="p">(</span><span class="n">TTkTreeWidgetItem</span><span class="p">,</span> <span class="nb">int</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemClicked</span> <span class="o">=</span> <span class="n">pyTTkSignal</span><span class="p">(</span><span class="n">TTkTreeWidgetItem</span><span class="p">,</span> <span class="nb">int</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemDoubleClicked</span> <span class="o">=</span> <span class="n">pyTTkSignal</span><span class="p">(</span><span class="n">TTkTreeWidgetItem</span><span class="p">,</span> <span class="nb">int</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemExpanded</span> <span class="o">=</span> <span class="n">pyTTkSignal</span><span class="p">(</span><span class="n">TTkTreeWidgetItem</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemCollapsed</span> <span class="o">=</span> <span class="n">pyTTkSignal</span><span class="p">(</span><span class="n">TTkTreeWidgetItem</span><span class="p">)</span>
<span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_selected</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_selectedId</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_separatorSelected</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_header</span> <span class="o">=</span> <span class="n">kwargs</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;header&#39;</span><span class="p">,[])</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span> <span class="o">=</span> <span class="p">[]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_cache</span> <span class="o">=</span> <span class="p">[]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_sortColumn</span> <span class="o">=</span> <span class="o">-</span><span class="mi">1</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_sortOrder</span> <span class="o">=</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">AscendingOrder</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setMinimumHeight</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">setFocusPolicy</span><span class="p">(</span><span class="n">TTkK</span><span class="o">.</span><span class="n">ClickFocus</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span> <span class="o">=</span> <span class="n">TTkTreeWidgetItem</span><span class="p">(</span><span class="n">expanded</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">clear</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setPadding</span><span class="p">(</span><span class="mi">1</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">0</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewChanged</span><span class="o">.</span><span class="n">connect</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_viewChangedHandler</span><span class="p">)</span>
<span class="nd">@pyTTkSlot</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_viewChangedHandler</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="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">getViewOffsets</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">layout</span><span class="p">()</span><span class="o">.</span><span class="n">setOffset</span><span class="p">(</span><span class="o">-</span><span class="n">x</span><span class="p">,</span><span class="o">-</span><span class="n">y</span><span class="p">)</span>
<span class="c1"># Overridden function</span>
<span class="k">def</span> <span class="nf">viewFullAreaSize</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="p">(</span><span class="nb">int</span><span class="p">,</span> <span class="nb">int</span><span class="p">):</span>
<span class="n">w</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span><span class="o">+</span><span class="mi">1</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span> <span class="k">else</span> <span class="mi">0</span>
<span class="n">h</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="o">.</span><span class="n">size</span><span class="p">()</span>
<span class="c1"># TTkLog.debug(f&quot;{w=} {h=}&quot;)</span>
<span class="k">return</span> <span class="n">w</span><span class="p">,</span><span class="n">h</span>
<span class="c1"># Overridden function</span>
<span class="k">def</span> <span class="nf">viewDisplayedSize</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="p">(</span><span class="nb">int</span><span class="p">,</span> <span class="nb">int</span><span class="p">):</span>
<span class="c1"># TTkLog.debug(f&quot;{self.size()=}&quot;)</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">size</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">clear</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="c1"># Remove all the widgets</span>
<span class="k">for</span> <span class="n">ri</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="o">.</span><span class="n">children</span><span class="p">():</span>
<span class="n">ri</span><span class="o">.</span><span class="n">setTreeItemParent</span><span class="p">(</span><span class="kc">None</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="o">.</span><span class="n">dataChanged</span><span class="o">.</span><span class="n">disconnect</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_refreshCache</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span> <span class="o">=</span> <span class="n">TTkTreeWidgetItem</span><span class="p">(</span><span class="n">expanded</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="o">.</span><span class="n">dataChanged</span><span class="o">.</span><span class="n">connect</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_refreshCache</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sortItems</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_sortColumn</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_sortOrder</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_refreshCache</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewChanged</span><span class="o">.</span><span class="n">emit</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">update</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">addTopLevelItem</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">item</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="o">.</span><span class="n">addChild</span><span class="p">(</span><span class="n">item</span><span class="p">)</span>
<span class="n">item</span><span class="o">.</span><span class="n">setTreeItemParent</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">_refreshCache</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewChanged</span><span class="o">.</span><span class="n">emit</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">update</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">addTopLevelItems</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">items</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="o">.</span><span class="n">addChildren</span><span class="p">(</span><span class="n">items</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="o">.</span><span class="n">setTreeItemParent</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
<span class="c1">#for item in items:</span>
<span class="c1"># item.setTreeItemParent(self)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_refreshCache</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewChanged</span><span class="o">.</span><span class="n">emit</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">update</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">takeTopLevelItem</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">index</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="o">.</span><span class="n">takeChild</span><span class="p">(</span><span class="n">index</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_refreshCache</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewChanged</span><span class="o">.</span><span class="n">emit</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">update</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">topLevelItem</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">index</span><span class="p">):</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="o">.</span><span class="n">child</span><span class="p">(</span><span class="n">index</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">indexOfTopLevelItem</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">item</span><span class="p">):</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="o">.</span><span class="n">indexOfChild</span><span class="p">(</span><span class="n">item</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">selectedItems</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_selected</span><span class="p">:</span>
<span class="k">return</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">_selected</span><span class="p">]</span>
<span class="k">return</span> <span class="kc">None</span>
<span class="k">def</span> <span class="nf">setHeaderLabels</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">labels</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_header</span> <span class="o">=</span> <span class="n">labels</span>
<span class="c1"># Set 20 as default column size</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span> <span class="o">=</span> <span class="p">[</span><span class="mi">20</span><span class="o">+</span><span class="n">x</span><span class="o">*</span><span class="mi">20</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">labels</span><span class="p">))]</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewChanged</span><span class="o">.</span><span class="n">emit</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">update</span><span class="p">()</span>
<div class="viewcode-block" id="TTkTreeWidget.sortColumn"><a class="viewcode-back" href="../../../../autogen.TermTk/TermTk.TTkWidgets.TTkModelView.treewidget.html#TermTk.TTkWidgets.TTkModelView.treewidget.TTkTreeWidget.sortColumn">[docs]</a> <span class="k">def</span> <span class="nf">sortColumn</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">&#39;&#39;&#39;Returns the column used to sort the contents of the widget.&#39;&#39;&#39;</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_sortColumn</span></div>
<div class="viewcode-block" id="TTkTreeWidget.sortItems"><a class="viewcode-back" href="../../../../autogen.TermTk/TermTk.TTkWidgets.TTkModelView.treewidget.html#TermTk.TTkWidgets.TTkModelView.treewidget.TTkTreeWidget.sortItems">[docs]</a> <span class="k">def</span> <span class="nf">sortItems</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">col</span><span class="p">,</span> <span class="n">order</span><span class="p">):</span>
<span class="sd">&#39;&#39;&#39;Sorts the items in the widget in the specified order by the values in the given column.&#39;&#39;&#39;</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_sortColumn</span> <span class="o">=</span> <span class="n">col</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_sortOrder</span> <span class="o">=</span> <span class="n">order</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="o">.</span><span class="n">sortChildren</span><span class="p">(</span><span class="n">col</span><span class="p">,</span> <span class="n">order</span><span class="p">)</span></div>
<div class="viewcode-block" id="TTkTreeWidget.mouseDoubleClickEvent"><a class="viewcode-back" href="../../../../autogen.TermTk/TermTk.TTkWidgets.TTkModelView.treewidget.html#TermTk.TTkWidgets.TTkModelView.treewidget.TTkTreeWidget.mouseDoubleClickEvent">[docs]</a> <span class="k">def</span> <span class="nf">mouseDoubleClickEvent</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">evt</span><span class="p">):</span>
<span class="n">x</span><span class="p">,</span><span class="n">y</span> <span class="o">=</span> <span class="n">evt</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">evt</span><span class="o">.</span><span class="n">y</span>
<span class="n">ox</span><span class="p">,</span> <span class="n">oy</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">getViewOffsets</span><span class="p">()</span>
<span class="n">y</span> <span class="o">+=</span> <span class="n">oy</span><span class="o">-</span><span class="mi">1</span>
<span class="n">x</span> <span class="o">+=</span> <span class="n">ox</span>
<span class="k">if</span> <span class="mi">0</span> <span class="o">&lt;=</span> <span class="n">y</span> <span class="o">&lt;</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_cache</span><span class="p">):</span>
<span class="n">item</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_cache</span><span class="p">[</span><span class="n">y</span><span class="p">]</span><span class="o">.</span><span class="n">item</span>
<span class="k">if</span> <span class="n">item</span><span class="o">.</span><span class="n">childIndicatorPolicy</span><span class="p">()</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">DontShowIndicatorWhenChildless</span> <span class="ow">and</span> <span class="n">item</span><span class="o">.</span><span class="n">children</span><span class="p">()</span> <span class="ow">or</span> \
<span class="n">item</span><span class="o">.</span><span class="n">childIndicatorPolicy</span><span class="p">()</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">ShowIndicator</span><span class="p">:</span>
<span class="n">item</span><span class="o">.</span><span class="n">setExpanded</span><span class="p">(</span><span class="ow">not</span> <span class="n">item</span><span class="o">.</span><span class="n">isExpanded</span><span class="p">())</span>
<span class="k">if</span> <span class="n">item</span><span class="o">.</span><span class="n">isExpanded</span><span class="p">():</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemExpanded</span><span class="o">.</span><span class="n">emit</span><span class="p">(</span><span class="n">item</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemCollapsed</span><span class="o">.</span><span class="n">emit</span><span class="p">(</span><span class="n">item</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_selected</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_selected</span><span class="o">.</span><span class="n">setSelected</span><span class="p">(</span><span class="kc">False</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_selectedId</span> <span class="o">=</span> <span class="n">y</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_selected</span> <span class="o">=</span> <span class="n">item</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_selected</span><span class="o">.</span><span class="n">setSelected</span><span class="p">(</span><span class="kc">True</span><span class="p">)</span>
<span class="n">col</span> <span class="o">=</span> <span class="o">-</span><span class="mi">1</span>
<span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">c</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">):</span>
<span class="k">if</span> <span class="n">x</span> <span class="o">&lt;</span> <span class="n">c</span><span class="p">:</span>
<span class="n">col</span> <span class="o">=</span> <span class="n">i</span>
<span class="k">break</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemDoubleClicked</span><span class="o">.</span><span class="n">emit</span><span class="p">(</span><span class="n">item</span><span class="p">,</span> <span class="n">col</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemActivated</span><span class="o">.</span><span class="n">emit</span><span class="p">(</span><span class="n">item</span><span class="p">,</span> <span class="n">col</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">update</span><span class="p">()</span>
<span class="k">return</span> <span class="kc">True</span></div>
<span class="k">def</span> <span class="nf">focusOutEvent</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">_separatorSelected</span> <span class="o">=</span> <span class="kc">None</span>
<div class="viewcode-block" id="TTkTreeWidget.mousePressEvent"><a class="viewcode-back" href="../../../../autogen.TermTk/TermTk.TTkWidgets.TTkModelView.treewidget.html#TermTk.TTkWidgets.TTkModelView.treewidget.TTkTreeWidget.mousePressEvent">[docs]</a> <span class="k">def</span> <span class="nf">mousePressEvent</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">evt</span><span class="p">):</span>
<span class="n">x</span><span class="p">,</span><span class="n">y</span> <span class="o">=</span> <span class="n">evt</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">evt</span><span class="o">.</span><span class="n">y</span>
<span class="n">ox</span><span class="p">,</span> <span class="n">oy</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">getViewOffsets</span><span class="p">()</span>
<span class="n">x</span> <span class="o">+=</span> <span class="n">ox</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_separatorSelected</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_mouseDelta</span> <span class="o">=</span> <span class="p">(</span><span class="n">evt</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">evt</span><span class="o">.</span><span class="n">y</span><span class="p">)</span>
<span class="c1"># Handle Header Events</span>
<span class="k">if</span> <span class="n">y</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
<span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">c</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">):</span>
<span class="k">if</span> <span class="n">x</span> <span class="o">==</span> <span class="n">c</span><span class="p">:</span>
<span class="c1"># I-th separator selected</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_separatorSelected</span> <span class="o">=</span> <span class="n">i</span>
<span class="bp">self</span><span class="o">.</span><span class="n">update</span><span class="p">()</span>
<span class="k">break</span>
<span class="k">elif</span> <span class="n">x</span> <span class="o">&lt;</span> <span class="n">c</span><span class="p">:</span>
<span class="c1"># I-th header selected</span>
<span class="n">order</span> <span class="o">=</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">_sortOrder</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_sortColumn</span> <span class="o">==</span> <span class="n">i</span> <span class="k">else</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">AscendingOrder</span>
<span class="bp">self</span><span class="o">.</span><span class="n">sortItems</span><span class="p">(</span><span class="n">i</span><span class="p">,</span> <span class="n">order</span><span class="p">)</span>
<span class="k">break</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="c1"># Handle Tree/Table Events</span>
<span class="n">y</span> <span class="o">+=</span> <span class="n">oy</span><span class="o">-</span><span class="mi">1</span>
<span class="k">if</span> <span class="mi">0</span> <span class="o">&lt;=</span> <span class="n">y</span> <span class="o">&lt;</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_cache</span><span class="p">):</span>
<span class="n">item</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_cache</span><span class="p">[</span><span class="n">y</span><span class="p">]</span><span class="o">.</span><span class="n">item</span>
<span class="n">level</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_cache</span><span class="p">[</span><span class="n">y</span><span class="p">]</span><span class="o">.</span><span class="n">level</span>
<span class="c1"># check if the expand button is pressed with +-1 tollerance</span>
<span class="k">if</span> <span class="n">level</span><span class="o">*</span><span class="mi">2</span> <span class="o">&lt;=</span> <span class="n">x</span> <span class="o">&lt;</span> <span class="n">level</span><span class="o">*</span><span class="mi">2</span><span class="o">+</span><span class="mi">3</span> <span class="ow">and</span> \
<span class="p">(</span> <span class="n">item</span><span class="o">.</span><span class="n">childIndicatorPolicy</span><span class="p">()</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">DontShowIndicatorWhenChildless</span> <span class="ow">and</span> <span class="n">item</span><span class="o">.</span><span class="n">children</span><span class="p">()</span> <span class="ow">or</span>
<span class="n">item</span><span class="o">.</span><span class="n">childIndicatorPolicy</span><span class="p">()</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">ShowIndicator</span> <span class="p">):</span>
<span class="n">item</span><span class="o">.</span><span class="n">setExpanded</span><span class="p">(</span><span class="ow">not</span> <span class="n">item</span><span class="o">.</span><span class="n">isExpanded</span><span class="p">())</span>
<span class="k">if</span> <span class="n">item</span><span class="o">.</span><span class="n">isExpanded</span><span class="p">():</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemExpanded</span><span class="o">.</span><span class="n">emit</span><span class="p">(</span><span class="n">item</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemCollapsed</span><span class="o">.</span><span class="n">emit</span><span class="p">(</span><span class="n">item</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_selected</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_selected</span><span class="o">.</span><span class="n">setSelected</span><span class="p">(</span><span class="kc">False</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_selectedId</span> <span class="o">=</span> <span class="n">y</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_selected</span> <span class="o">=</span> <span class="n">item</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_selected</span><span class="o">.</span><span class="n">setSelected</span><span class="p">(</span><span class="kc">True</span><span class="p">)</span>
<span class="n">col</span> <span class="o">=</span> <span class="o">-</span><span class="mi">1</span>
<span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">c</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">):</span>
<span class="k">if</span> <span class="n">x</span> <span class="o">&lt;</span> <span class="n">c</span><span class="p">:</span>
<span class="n">col</span> <span class="o">=</span> <span class="n">i</span>
<span class="k">break</span>
<span class="bp">self</span><span class="o">.</span><span class="n">itemClicked</span><span class="o">.</span><span class="n">emit</span><span class="p">(</span><span class="n">item</span><span class="p">,</span> <span class="n">col</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">update</span><span class="p">()</span>
<span class="k">return</span> <span class="kc">True</span></div>
<div class="viewcode-block" id="TTkTreeWidget.mouseDragEvent"><a class="viewcode-back" href="../../../../autogen.TermTk/TermTk.TTkWidgets.TTkModelView.treewidget.html#TermTk.TTkWidgets.TTkModelView.treewidget.TTkTreeWidget.mouseDragEvent">[docs]</a> <span class="k">def</span> <span class="nf">mouseDragEvent</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">evt</span><span class="p">):</span>
<span class="sd">&#39;&#39;&#39;</span>
<span class="sd"> ::</span>
<span class="sd"> columnPos (Selected = 2)</span>
<span class="sd"> 0 1 2 3 4</span>
<span class="sd"> ----|-------|--------|----------|---|</span>
<span class="sd"> Mouse (Drag) Pos</span>
<span class="sd"> ^</span>
<span class="sd"> I consider at least 4 char (3+1) as spacing</span>
<span class="sd"> Min Selected Pos = (Selected+1) * 4</span>
<span class="sd"> &#39;&#39;&#39;</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_separatorSelected</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">x</span><span class="p">,</span><span class="n">y</span> <span class="o">=</span> <span class="n">evt</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">evt</span><span class="o">.</span><span class="n">y</span>
<span class="n">ox</span><span class="p">,</span> <span class="n">oy</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">getViewOffsets</span><span class="p">()</span>
<span class="n">y</span> <span class="o">+=</span> <span class="n">oy</span>
<span class="n">x</span> <span class="o">+=</span> <span class="n">ox</span>
<span class="n">ss</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_separatorSelected</span>
<span class="n">pos</span> <span class="o">=</span> <span class="nb">max</span><span class="p">((</span><span class="n">ss</span><span class="o">+</span><span class="mi">1</span><span class="p">)</span><span class="o">*</span><span class="mi">4</span><span class="p">,</span> <span class="n">x</span><span class="p">)</span>
<span class="n">diff</span> <span class="o">=</span> <span class="n">pos</span> <span class="o">-</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">[</span><span class="n">ss</span><span class="p">]</span>
<span class="c1"># Align the previous Separators if pushed</span>
<span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">ss</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">[</span><span class="n">i</span><span class="p">]</span> <span class="o">=</span> <span class="nb">min</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">[</span><span class="n">i</span><span class="p">],</span> <span class="n">pos</span><span class="o">-</span><span class="p">(</span><span class="n">ss</span><span class="o">-</span><span class="n">i</span><span class="p">)</span><span class="o">*</span><span class="mi">4</span><span class="p">)</span>
<span class="c1"># Align all the other Separators relative to the selection</span>
<span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">ss</span><span class="p">,</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">)):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">[</span><span class="n">i</span><span class="p">]</span> <span class="o">+=</span> <span class="n">diff</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_alignWidgets</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">update</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewChanged</span><span class="o">.</span><span class="n">emit</span><span class="p">()</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="k">return</span> <span class="kc">False</span></div>
<span class="k">def</span> <span class="nf">_alignWidgets</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">for</span> <span class="n">y</span><span class="p">,</span><span class="n">c</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_cache</span><span class="p">):</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">c</span><span class="o">.</span><span class="n">firstLine</span><span class="p">:</span>
<span class="k">continue</span>
<span class="k">for</span> <span class="n">i</span><span class="p">,</span><span class="n">w</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">c</span><span class="o">.</span><span class="n">widgets</span><span class="p">):</span>
<span class="k">if</span> <span class="n">w</span><span class="p">:</span>
<span class="n">_pos</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">[</span><span class="n">i</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span><span class="o">+</span><span class="mi">1</span> <span class="k">if</span> <span class="n">i</span> <span class="k">else</span> <span class="mi">3</span> <span class="o">+</span> <span class="n">c</span><span class="o">.</span><span class="n">level</span><span class="o">*</span><span class="mi">2</span>
<span class="n">_width</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">[</span><span class="n">i</span><span class="p">]</span> <span class="o">-</span> <span class="n">_pos</span>
<span class="n">_height</span> <span class="o">=</span> <span class="n">w</span><span class="o">.</span><span class="n">height</span><span class="p">()</span>
<span class="n">w</span><span class="o">.</span><span class="n">setGeometry</span><span class="p">(</span><span class="n">_pos</span><span class="p">,</span><span class="n">y</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">w</span><span class="o">.</span><span class="n">show</span><span class="p">()</span>
<span class="nd">@pyTTkSlot</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_refreshCache</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">&#39;&#39;&#39; I save a representation of the displayed tree in a cache array</span>
<span class="sd"> to avoid eccessve recursion over the items and</span>
<span class="sd"> identify quickly the nth displayed line to improve the interaction</span>
<span class="sd"> _cache is an array of TTkTreeWidget._Cache:</span>
<span class="sd"> [ item, level, data=[txtCol1, txtCol2, txtCol3, ... ]]</span>
<span class="sd"> &#39;&#39;&#39;</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_cache</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">def</span> <span class="nf">_addToCache</span><span class="p">(</span><span class="n">_child</span><span class="p">,</span> <span class="n">_level</span><span class="p">):</span>
<span class="n">_data</span> <span class="o">=</span> <span class="p">[]</span>
<span class="n">_widgets</span> <span class="o">=</span> <span class="p">[]</span>
<span class="n">_h</span> <span class="o">=</span><span class="n">_child</span><span class="o">.</span><span class="n">height</span><span class="p">()</span>
<span class="k">for</span> <span class="n">_il</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_header</span><span class="p">)):</span>
<span class="n">_lines</span> <span class="o">=</span> <span class="n">_child</span><span class="o">.</span><span class="n">data</span><span class="p">(</span><span class="n">_il</span><span class="p">)</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s1">&#39;</span><span class="se">\n</span><span class="s1">&#39;</span><span class="p">)</span>
<span class="k">if</span> <span class="n">_il</span><span class="o">==</span><span class="mi">0</span><span class="p">:</span>
<span class="n">_data0</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">for</span> <span class="n">_id</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">_h</span><span class="p">):</span>
<span class="c1"># Trying to define an icon to obtain this results on multiline field</span>
<span class="c1"># ▶ Label</span>
<span class="c1"># ┊ NewLine 1</span>
<span class="c1"># │ NewLine 2</span>
<span class="c1"># ╽</span>
<span class="k">if</span> <span class="n">_id</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
<span class="n">_icon</span> <span class="o">=</span> <span class="s2">&quot; &quot;</span><span class="o">+</span><span class="n">_child</span><span class="o">.</span><span class="n">icon</span><span class="p">(</span><span class="n">_il</span><span class="p">)</span><span class="o">+</span><span class="s2">&quot; &quot;</span>
<span class="k">elif</span> <span class="n">_id</span> <span class="o">==</span> <span class="n">_h</span><span class="o">-</span><span class="mi">1</span><span class="p">:</span>
<span class="n">_icon</span> <span class="o">=</span> <span class="n">TTkString</span><span class="p">(</span><span class="s2">&quot; ╽ &quot;</span><span class="p">,</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s2">&quot;#666666&quot;</span><span class="p">))</span>
<span class="k">elif</span> <span class="n">_id</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span>
<span class="n">_icon</span> <span class="o">=</span> <span class="n">TTkString</span><span class="p">(</span><span class="s2">&quot; ┊ &quot;</span><span class="p">,</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s2">&quot;#666666&quot;</span><span class="p">))</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">_icon</span> <span class="o">=</span> <span class="n">TTkString</span><span class="p">(</span><span class="s2">&quot; │ &quot;</span><span class="p">,</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s2">&quot;#666666&quot;</span><span class="p">))</span>
<span class="n">_text</span> <span class="o">=</span> <span class="n">_lines</span><span class="p">[</span><span class="n">_id</span><span class="p">]</span> <span class="k">if</span> <span class="n">_id</span><span class="o">&lt;</span><span class="nb">len</span><span class="p">(</span><span class="n">_lines</span><span class="p">)</span> <span class="k">else</span> <span class="s2">&quot;&quot;</span>
<span class="n">_data0</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s1">&#39; &#39;</span><span class="o">*</span><span class="n">_level</span><span class="o">+</span><span class="n">_icon</span><span class="o">+</span><span class="n">_text</span><span class="p">)</span>
<span class="n">_data</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">_data0</span><span class="p">)</span>
<span class="n">_widgets</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">_child</span><span class="o">.</span><span class="n">widget</span><span class="p">(</span><span class="n">_il</span><span class="p">))</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">_data</span><span class="o">.</span><span class="n">append</span><span class="p">([</span><span class="n">TTkString</span><span class="p">(</span><span class="n">s</span><span class="p">)</span> <span class="k">for</span> <span class="n">s</span> <span class="ow">in</span> <span class="n">_lines</span><span class="p">]</span><span class="o">+</span><span class="p">[</span><span class="n">TTkString</span><span class="p">()]</span><span class="o">*</span><span class="p">(</span><span class="n">_h</span><span class="o">-</span><span class="nb">len</span><span class="p">(</span><span class="n">_lines</span><span class="p">)))</span>
<span class="n">_widgets</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">_child</span><span class="o">.</span><span class="n">widget</span><span class="p">(</span><span class="n">_il</span><span class="p">))</span>
<span class="k">for</span> <span class="n">_id</span> <span class="ow">in</span> <span class="nb">range</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">_cache</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">TTkTreeWidget</span><span class="o">.</span><span class="n">_Cache</span><span class="p">(</span>
<span class="n">item</span> <span class="o">=</span> <span class="n">_child</span><span class="p">,</span>
<span class="n">level</span> <span class="o">=</span> <span class="n">_level</span><span class="p">,</span>
<span class="n">data</span> <span class="o">=</span> <span class="p">[</span> <span class="n">dt</span><span class="p">[</span><span class="n">_id</span><span class="p">]</span> <span class="k">for</span> <span class="n">dt</span> <span class="ow">in</span> <span class="n">_data</span><span class="p">],</span>
<span class="n">widgets</span> <span class="o">=</span> <span class="n">_widgets</span><span class="p">,</span>
<span class="n">firstLine</span><span class="o">=</span><span class="n">_id</span><span class="o">==</span><span class="mi">0</span><span class="p">))</span>
<span class="k">if</span> <span class="n">_child</span><span class="o">.</span><span class="n">isExpanded</span><span class="p">():</span>
<span class="k">for</span> <span class="n">_c</span> <span class="ow">in</span> <span class="n">_child</span><span class="o">.</span><span class="n">children</span><span class="p">():</span>
<span class="n">_addToCache</span><span class="p">(</span><span class="n">_c</span><span class="p">,</span> <span class="n">_level</span><span class="o">+</span><span class="mi">1</span><span class="p">)</span>
<span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_rootItem</span><span class="o">.</span><span class="n">children</span><span class="p">():</span>
<span class="n">_addToCache</span><span class="p">(</span><span class="n">c</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">_alignWidgets</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">update</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewChanged</span><span class="o">.</span><span class="n">emit</span><span class="p">()</span>
<div class="viewcode-block" id="TTkTreeWidget.paintEvent"><a class="viewcode-back" href="../../../../autogen.TermTk/TermTk.TTkWidgets.TTkModelView.treewidget.html#TermTk.TTkWidgets.TTkModelView.treewidget.TTkTreeWidget.paintEvent">[docs]</a> <span class="k">def</span> <span class="nf">paintEvent</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">canvas</span><span class="p">):</span>
<span class="n">style</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">currentStyle</span><span class="p">()</span>
<span class="n">color</span><span class="o">=</span> <span class="n">style</span><span class="p">[</span><span class="s1">&#39;color&#39;</span><span class="p">]</span>
<span class="n">lineColor</span><span class="o">=</span> <span class="n">style</span><span class="p">[</span><span class="s1">&#39;lineColor&#39;</span><span class="p">]</span>
<span class="n">headerColor</span><span class="o">=</span> <span class="n">style</span><span class="p">[</span><span class="s1">&#39;headerColor&#39;</span><span class="p">]</span>
<span class="n">selectedColor</span><span class="o">=</span> <span class="n">style</span><span class="p">[</span><span class="s1">&#39;selectedColor&#39;</span><span class="p">]</span>
<span class="n">separatorColor</span><span class="o">=</span> <span class="n">style</span><span class="p">[</span><span class="s1">&#39;separatorColor&#39;</span><span class="p">]</span>
<span class="n">x</span><span class="p">,</span><span class="n">y</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">getViewOffsets</span><span class="p">()</span>
<span class="n">w</span><span class="p">,</span><span class="n">h</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">size</span><span class="p">()</span>
<span class="n">tt</span> <span class="o">=</span> <span class="n">TTkCfg</span><span class="o">.</span><span class="n">theme</span><span class="o">.</span><span class="n">tree</span>
<span class="c1"># Draw header first:</span>
<span class="k">for</span> <span class="n">i</span><span class="p">,</span><span class="n">l</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_header</span><span class="p">):</span>
<span class="n">hx</span> <span class="o">=</span> <span class="mi">0</span> <span class="k">if</span> <span class="n">i</span><span class="o">==</span><span class="mi">0</span> <span class="k">else</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">[</span><span class="n">i</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span><span class="o">+</span><span class="mi">1</span>
<span class="n">hx1</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">[</span><span class="n">i</span><span class="p">]</span>
<span class="n">canvas</span><span class="o">.</span><span class="n">drawText</span><span class="p">(</span><span class="n">pos</span><span class="o">=</span><span class="p">(</span><span class="n">hx</span><span class="o">-</span><span class="n">x</span><span class="p">,</span><span class="mi">0</span><span class="p">),</span> <span class="n">text</span><span class="o">=</span><span class="n">l</span><span class="p">,</span> <span class="n">width</span><span class="o">=</span><span class="n">hx1</span><span class="o">-</span><span class="n">hx</span><span class="p">,</span> <span class="n">color</span><span class="o">=</span><span class="n">headerColor</span><span class="p">)</span>
<span class="k">if</span> <span class="n">i</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">_sortColumn</span><span class="p">:</span>
<span class="n">s</span> <span class="o">=</span> <span class="n">tt</span><span class="p">[</span><span class="mi">6</span><span class="p">]</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_sortOrder</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">AscendingOrder</span> <span class="k">else</span> <span class="n">tt</span><span class="p">[</span><span class="mi">7</span><span class="p">]</span>
<span class="n">canvas</span><span class="o">.</span><span class="n">drawText</span><span class="p">(</span><span class="n">pos</span><span class="o">=</span><span class="p">(</span><span class="n">hx1</span><span class="o">-</span><span class="n">x</span><span class="o">-</span><span class="mi">1</span><span class="p">,</span><span class="mi">0</span><span class="p">),</span> <span class="n">text</span><span class="o">=</span><span class="n">s</span><span class="p">,</span> <span class="n">color</span><span class="o">=</span><span class="n">headerColor</span><span class="p">)</span>
<span class="c1"># Draw header separators</span>
<span class="k">for</span> <span class="n">sx</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">:</span>
<span class="n">canvas</span><span class="o">.</span><span class="n">drawChar</span><span class="p">(</span><span class="n">pos</span><span class="o">=</span><span class="p">(</span><span class="n">sx</span><span class="o">-</span><span class="n">x</span><span class="p">,</span><span class="mi">0</span><span class="p">),</span> <span class="n">char</span><span class="o">=</span><span class="n">tt</span><span class="p">[</span><span class="mi">5</span><span class="p">],</span> <span class="n">color</span><span class="o">=</span><span class="n">headerColor</span><span class="p">)</span>
<span class="k">for</span> <span class="n">sy</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="n">h</span><span class="p">):</span>
<span class="n">canvas</span><span class="o">.</span><span class="n">drawChar</span><span class="p">(</span><span class="n">pos</span><span class="o">=</span><span class="p">(</span><span class="n">sx</span><span class="o">-</span><span class="n">x</span><span class="p">,</span><span class="n">sy</span><span class="p">),</span> <span class="n">char</span><span class="o">=</span><span class="n">tt</span><span class="p">[</span><span class="mi">4</span><span class="p">],</span> <span class="n">color</span><span class="o">=</span><span class="n">lineColor</span><span class="p">)</span>
<span class="c1"># Draw cache</span>
<span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">c</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_cache</span><span class="p">):</span>
<span class="k">if</span> <span class="n">i</span><span class="o">-</span><span class="n">y</span><span class="o">&lt;</span><span class="mi">0</span><span class="p">:</span> <span class="k">continue</span>
<span class="n">item</span> <span class="o">=</span> <span class="n">c</span><span class="o">.</span><span class="n">item</span>
<span class="k">for</span> <span class="n">il</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_header</span><span class="p">)):</span>
<span class="n">lx</span> <span class="o">=</span> <span class="mi">0</span> <span class="k">if</span> <span class="n">il</span><span class="o">==</span><span class="mi">0</span> <span class="k">else</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">[</span><span class="n">il</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span><span class="o">+</span><span class="mi">1</span>
<span class="n">lx1</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columnsPos</span><span class="p">[</span><span class="n">il</span><span class="p">]</span>
<span class="n">text</span> <span class="o">=</span> <span class="n">c</span><span class="o">.</span><span class="n">data</span><span class="p">[</span><span class="n">il</span><span class="p">]</span>
<span class="k">if</span> <span class="n">item</span><span class="o">.</span><span class="n">isSelected</span><span class="p">():</span>
<span class="n">canvas</span><span class="o">.</span><span class="n">drawText</span><span class="p">(</span><span class="n">pos</span><span class="o">=</span><span class="p">(</span><span class="n">lx</span><span class="o">-</span><span class="n">x</span><span class="p">,</span><span class="n">i</span><span class="o">-</span><span class="n">y</span><span class="o">+</span><span class="mi">1</span><span class="p">),</span> <span class="n">text</span><span class="o">=</span><span class="n">text</span><span class="o">.</span><span class="n">completeColor</span><span class="p">(</span><span class="n">selectedColor</span><span class="p">),</span> <span class="n">width</span><span class="o">=</span><span class="n">lx1</span><span class="o">-</span><span class="n">lx</span><span class="p">,</span> <span class="n">alignment</span><span class="o">=</span><span class="n">item</span><span class="o">.</span><span class="n">textAlignment</span><span class="p">(</span><span class="n">il</span><span class="p">),</span> <span class="n">color</span><span class="o">=</span><span class="n">selectedColor</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">canvas</span><span class="o">.</span><span class="n">drawText</span><span class="p">(</span><span class="n">pos</span><span class="o">=</span><span class="p">(</span><span class="n">lx</span><span class="o">-</span><span class="n">x</span><span class="p">,</span><span class="n">i</span><span class="o">-</span><span class="n">y</span><span class="o">+</span><span class="mi">1</span><span class="p">),</span> <span class="n">text</span><span class="o">=</span><span class="n">text</span><span class="p">,</span> <span class="n">width</span><span class="o">=</span><span class="n">lx1</span><span class="o">-</span><span class="n">lx</span><span class="p">,</span> <span class="n">alignment</span><span class="o">=</span><span class="n">item</span><span class="o">.</span><span class="n">textAlignment</span><span class="p">(</span><span class="n">il</span><span class="p">))</span></div></div>
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