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<h1>Source code for TermTk.TTkCore.ttk</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;TTk&#39;</span><span class="p">]</span>
<span class="kn">import</span> <span class="nn">os</span>
<span class="kn">import</span> <span class="nn">signal</span>
<span class="kn">import</span> <span class="nn">time</span>
<span class="kn">import</span> <span class="nn">queue</span>
<span class="kn">import</span> <span class="nn">threading</span>
<span class="kn">import</span> <span class="nn">platform</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.drivers</span> <span class="kn">import</span> <span class="o">*</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.TTkTerm.input</span> <span class="kn">import</span> <span class="n">TTkInput</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.TTkTerm.inputkey</span> <span class="kn">import</span> <span class="n">TTkKeyEvent</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.TTkTerm.inputmouse</span> <span class="kn">import</span> <span class="n">TTkMouseEvent</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.TTkTerm.term</span> <span class="kn">import</span> <span class="n">TTkTerm</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">TermTk.TTkCore.constant</span> <span class="kn">import</span> <span class="n">TTkK</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.log</span> <span class="kn">import</span> <span class="n">TTkLog</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="p">,</span> <span class="n">TTkGlbl</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.helper</span> <span class="kn">import</span> <span class="n">TTkHelper</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.timer</span> <span class="kn">import</span> <span class="n">TTkTimer</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.widget</span> <span class="kn">import</span> <span class="n">TTkWidget</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkWidgets.container</span> <span class="kn">import</span> <span class="n">TTkContainer</span>
<div class="viewcode-block" id="TTk"><a class="viewcode-back" href="../../../autogen.TermTk/TermTk.TTkCore.ttk.html#TermTk.TTkCore.ttk.TTk">[docs]</a><span class="k">class</span> <span class="nc">TTk</span><span class="p">(</span><span class="n">TTkContainer</span><span class="p">):</span>
<span class="k">class</span> <span class="nc">_mouseCursor</span><span class="p">(</span><span class="n">TTkWidget</span><span class="p">):</span>
<span class="vm">__slots__</span> <span class="o">=</span> <span class="p">(</span><span class="s1">&#39;_cursor&#39;</span><span class="p">,</span><span class="s1">&#39;_color&#39;</span><span class="p">)</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="nb">super</span><span class="p">()</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="n">name</span><span class="o">=</span><span class="s1">&#39;MouseCursor&#39;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_cursor</span> <span class="o">=</span> <span class="s1">&#39;✠&#39;</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_color</span> <span class="o">=</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">RST</span>
<span class="bp">self</span><span class="o">.</span><span class="n">resize</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="n">TTkInput</span><span class="o">.</span><span class="n">inputEvent</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">_mouseInput</span><span class="p">)</span>
<span class="nd">@pyTTkSlot</span><span class="p">(</span><span class="n">TTkKeyEvent</span><span class="p">,</span> <span class="n">TTkMouseEvent</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">_mouseInput</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">_</span><span class="p">,</span> <span class="n">mevt</span><span class="p">):</span>
<span class="k">if</span> <span class="n">mevt</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_cursor</span> <span class="o">=</span> <span class="s1">&#39;✠&#39;</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_color</span> <span class="o">=</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">RST</span>
<span class="k">if</span> <span class="n">mevt</span><span class="o">.</span><span class="n">key</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Wheel</span><span class="p">:</span>
<span class="k">if</span> <span class="n">mevt</span><span class="o">.</span><span class="n">evt</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">WHEEL_Up</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_cursor</span> <span class="o">=</span> <span class="s1">&#39;⇑&#39;</span>
<span class="k">else</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_cursor</span> <span class="o">=</span> <span class="s1">&#39;⇓&#39;</span>
<span class="k">elif</span> <span class="n">mevt</span><span class="o">.</span><span class="n">evt</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Press</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_color</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="s1">&#39;#FFFF00&#39;</span><span class="p">)</span> <span class="o">+</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s1">&#39;#000000&#39;</span><span class="p">)</span>
<span class="k">elif</span> <span class="n">mevt</span><span class="o">.</span><span class="n">evt</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Drag</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_color</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="s1">&#39;#666600&#39;</span><span class="p">)</span> <span class="o">+</span> <span class="n">TTkColor</span><span class="o">.</span><span class="n">fg</span><span class="p">(</span><span class="s1">&#39;#FFFF00&#39;</span><span class="p">)</span>
<span class="c1"># elif mevt.evt == TTkK.Release:</span>
<span class="c1"># self._color = TTkColor.bg(&#39;#006600&#39;) + TTkColor.fg(&#39;#00FFFF&#39;)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">move</span><span class="p">(</span><span class="n">mevt</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">mevt</span><span class="o">.</span><span class="n">y</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">raiseWidget</span><span class="p">()</span>
<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">canvas</span><span class="o">.</span><span class="n">drawChar</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">_cursor</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_color</span><span class="p">)</span>
<span class="c1">#canvas.drawChar((0,0),&#39;✜&#39;)</span>
<span class="vm">__slots__</span> <span class="o">=</span> <span class="p">(</span>
<span class="s1">&#39;_input&#39;</span><span class="p">,</span> <span class="s1">&#39;_termMouse&#39;</span><span class="p">,</span> <span class="s1">&#39;_termDirectMouse&#39;</span><span class="p">,</span>
<span class="s1">&#39;_title&#39;</span><span class="p">,</span>
<span class="s1">&#39;_showMouseCursor&#39;</span><span class="p">,</span>
<span class="s1">&#39;_sigmask&#39;</span><span class="p">,</span> <span class="s1">&#39;_timer&#39;</span><span class="p">,</span>
<span class="s1">&#39;_drawMutex&#39;</span><span class="p">,</span>
<span class="s1">&#39;_paintEvent&#39;</span><span class="p">,</span>
<span class="s1">&#39;_lastMultiTap&#39;</span><span class="p">,</span>
<span class="s1">&#39;paintExecuted&#39;</span><span class="p">)</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"># If the &quot;TERMTK_FILE_LOG&quot; env variable is defined</span>
<span class="c1"># logs are saved in the file identified by this variable</span>
<span class="c1"># i.e.</span>
<span class="c1"># TERMTK_FILE_LOG=session.log python3 demo/demo.py</span>
<span class="k">if</span> <span class="p">(</span><span class="s1">&#39;TERMTK_FILE_LOG&#39;</span> <span class="ow">in</span> <span class="n">os</span><span class="o">.</span><span class="n">environ</span> <span class="ow">and</span> <span class="p">(</span><span class="n">_logFile</span> <span class="o">:=</span> <span class="n">os</span><span class="o">.</span><span class="n">environ</span><span class="p">[</span><span class="s1">&#39;TERMTK_FILE_LOG&#39;</span><span class="p">])):</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">use_default_file_logging</span><span class="p">(</span><span class="n">_logFile</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_timer</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">paintExecuted</span> <span class="o">=</span> <span class="n">pyTTkSignal</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">_termMouse</span> <span class="o">=</span> <span class="kc">True</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_termDirectMouse</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;mouseTrack&#39;</span><span class="p">,</span><span class="kc">False</span><span class="p">)</span>
<span class="n">TTkInput</span><span class="o">.</span><span class="n">inputEvent</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">_processInput</span><span class="p">)</span>
<span class="n">TTkInput</span><span class="o">.</span><span class="n">pasteEvent</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">_processPaste</span><span class="p">)</span>
<span class="n">TTkSignalDriver</span><span class="o">.</span><span class="n">sigStop</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">_SIGSTOP</span><span class="p">)</span>
<span class="n">TTkSignalDriver</span><span class="o">.</span><span class="n">sigCont</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">_SIGCONT</span><span class="p">)</span>
<span class="n">TTkSignalDriver</span><span class="o">.</span><span class="n">sigInt</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">_SIGINT</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_title</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;title&#39;</span><span class="p">,</span><span class="s1">&#39;TermTk&#39;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_sigmask</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;sigmask&#39;</span><span class="p">,</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">NONE</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_showMouseCursor</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">environ</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;TTK_MOUSE&quot;</span><span class="p">,</span><span class="n">kwargs</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;mouseCursor&#39;</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">_drawMutex</span> <span class="o">=</span> <span class="n">threading</span><span class="o">.</span><span class="n">Lock</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_paintEvent</span> <span class="o">=</span> <span class="n">threading</span><span class="o">.</span><span class="n">Event</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_paintEvent</span><span class="o">.</span><span class="n">set</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">hide</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="n">TTkTerm</span><span class="o">.</span><span class="n">getTerminalSize</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setGeometry</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="n">w</span><span class="p">,</span><span class="n">h</span><span class="p">)</span>
<span class="k">if</span> <span class="s1">&#39;TERMTK_NEWRENDERER&#39;</span> <span class="ow">in</span> <span class="n">os</span><span class="o">.</span><span class="n">environ</span><span class="p">:</span>
<span class="n">TTkCfg</span><span class="o">.</span><span class="n">doubleBuffer</span> <span class="o">=</span> <span class="kc">False</span>
<span class="n">TTkCfg</span><span class="o">.</span><span class="n">doubleBufferNew</span> <span class="o">=</span> <span class="kc">True</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">registerRootWidget</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
<span class="n">frame</span> <span class="o">=</span> <span class="mi">0</span>
<span class="n">time</span> <span class="o">=</span> <span class="n">time</span><span class="o">.</span><span class="n">time</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_fps</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="n">curtime</span> <span class="o">=</span> <span class="n">time</span><span class="o">.</span><span class="n">time</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">frame</span><span class="o">+=</span><span class="mi">1</span>
<span class="n">delta</span> <span class="o">=</span> <span class="n">curtime</span> <span class="o">-</span> <span class="bp">self</span><span class="o">.</span><span class="n">time</span>
<span class="k">if</span> <span class="n">delta</span> <span class="o">&gt;</span> <span class="mi">5</span><span class="p">:</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;fps: </span><span class="si">{</span><span class="nb">int</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">frame</span><span class="o">/</span><span class="n">delta</span><span class="p">)</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">frame</span> <span class="o">=</span> <span class="mi">0</span>
<span class="bp">self</span><span class="o">.</span><span class="n">time</span> <span class="o">=</span> <span class="n">curtime</span>
<span class="k">def</span> <span class="nf">mainloop</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">try</span><span class="p">:</span>
<span class="sd">&#39;&#39;&#39;Enters the main event loop and waits until :meth:`~quit` is called or the main widget is destroyed.&#39;&#39;&#39;</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span> <span class="s2">&quot;&quot;</span> <span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span> <span class="s2">&quot; ████████╗ ████████╗ &quot;</span> <span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span> <span class="s2">&quot; ╚══██╔══╝ ╚══██╔══╝ &quot;</span> <span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span> <span class="s2">&quot; ██║ ▄▄ ▄ ▄▄ ▄▄▖▄▖ ██║ █ ▗▖ &quot;</span> <span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span> <span class="s2">&quot; ▞▀▚ ▖▗ ██║ █▄▄█ █▀▘ █ █ █ ██║ █▟▘ &quot;</span> <span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span> <span class="s2">&quot; ▙▄▞▐▄▟ ██║ ▀▄▄▖ █ █ ▝ █ ██║ █ ▀▄ &quot;</span> <span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span> <span class="s2">&quot; ▌ ▐ ╚═╝ ╚═╝ &quot;</span> <span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span> <span class="s2">&quot; ▚▄▄▘ &quot;</span> <span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span> <span class="s2">&quot;&quot;</span> <span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot; Version: </span><span class="si">{</span><span class="n">TTkCfg</span><span class="o">.</span><span class="n">version</span><span class="si">}</span><span class="s2">&quot;</span> <span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span> <span class="s2">&quot;&quot;</span> <span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span> <span class="s2">&quot;Starting Main Loop...&quot;</span> <span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;screen = (</span><span class="si">{</span><span class="n">TTkTerm</span><span class="o">.</span><span class="n">getTerminalSize</span><span class="p">()</span><span class="si">}</span><span class="s2">)&quot;</span><span class="p">)</span>
<span class="c1"># Register events</span>
<span class="n">TTkSignalDriver</span><span class="o">.</span><span class="n">init</span><span class="p">()</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">&quot;Signal Event Registered&quot;</span><span class="p">)</span>
<span class="n">TTkTerm</span><span class="o">.</span><span class="n">registerResizeCb</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_win_resize_cb</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_timer</span> <span class="o">=</span> <span class="n">TTkTimer</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_timer</span><span class="o">.</span><span class="n">timeout</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">_time_event</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_timer</span><span class="o">.</span><span class="n">start</span><span class="p">(</span><span class="mf">0.1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">show</span><span class="p">()</span>
<span class="c1"># Keep track of the multiTap to avoid the extra key release</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_lastMultiTap</span> <span class="o">=</span> <span class="kc">False</span>
<span class="n">TTkInput</span><span class="o">.</span><span class="n">init</span><span class="p">(</span>
<span class="n">mouse</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_termMouse</span><span class="p">,</span>
<span class="n">directMouse</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_termDirectMouse</span><span class="p">)</span>
<span class="n">TTkTerm</span><span class="o">.</span><span class="n">init</span><span class="p">(</span>
<span class="n">title</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_title</span><span class="p">,</span>
<span class="n">sigmask</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_sigmask</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_showMouseCursor</span><span class="p">:</span>
<span class="n">TTkTerm</span><span class="o">.</span><span class="n">push</span><span class="p">(</span><span class="n">TTkTerm</span><span class="o">.</span><span class="n">Mouse</span><span class="o">.</span><span class="n">DIRECT_ON</span><span class="p">)</span>
<span class="n">m</span> <span class="o">=</span> <span class="n">TTk</span><span class="o">.</span><span class="n">_mouseCursor</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">rootLayout</span><span class="p">()</span><span class="o">.</span><span class="n">addWidget</span><span class="p">(</span><span class="n">m</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_mainLoop</span><span class="p">()</span>
<span class="k">finally</span><span class="p">:</span>
<span class="k">if</span> <span class="n">platform</span><span class="o">.</span><span class="n">system</span><span class="p">()</span> <span class="o">!=</span> <span class="s1">&#39;Emscripten&#39;</span><span class="p">:</span>
<span class="n">TTkSignalDriver</span><span class="o">.</span><span class="n">exit</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">quit</span><span class="p">()</span>
<span class="n">TTkTerm</span><span class="o">.</span><span class="n">exit</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_mainLoop</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">if</span> <span class="n">platform</span><span class="o">.</span><span class="n">system</span><span class="p">()</span> <span class="o">==</span> <span class="s1">&#39;Emscripten&#39;</span><span class="p">:</span>
<span class="k">return</span>
<span class="n">TTkInput</span><span class="o">.</span><span class="n">start</span><span class="p">()</span>
<span class="nd">@pyTTkSlot</span><span class="p">(</span><span class="nb">str</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">_processPaste</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">txt</span><span class="p">:</span><span class="nb">str</span><span class="p">):</span>
<span class="k">if</span> <span class="n">focusWidget</span> <span class="o">:=</span> <span class="n">TTkHelper</span><span class="o">.</span><span class="n">getFocus</span><span class="p">():</span>
<span class="k">while</span> <span class="n">focusWidget</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">focusWidget</span><span class="o">.</span><span class="n">pasteEvent</span><span class="p">(</span><span class="n">txt</span><span class="p">):</span>
<span class="n">focusWidget</span> <span class="o">=</span> <span class="n">focusWidget</span><span class="o">.</span><span class="n">parentWidget</span><span class="p">()</span>
<span class="nd">@pyTTkSlot</span><span class="p">(</span><span class="n">TTkKeyEvent</span><span class="p">,</span> <span class="n">TTkMouseEvent</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">_processInput</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">kevt</span><span class="p">,</span> <span class="n">mevt</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_drawMutex</span><span class="o">.</span><span class="n">acquire</span><span class="p">()</span>
<span class="k">if</span> <span class="n">kevt</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_key_event</span><span class="p">(</span><span class="n">kevt</span><span class="p">)</span>
<span class="k">if</span> <span class="n">mevt</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_mouse_event</span><span class="p">(</span><span class="n">mevt</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_drawMutex</span><span class="o">.</span><span class="n">release</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_mouse_event</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">mevt</span><span class="p">):</span>
<span class="c1"># Upload the global mouse position</span>
<span class="c1"># Mainly used by the drag pixmap display</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">setMousePos</span><span class="p">((</span><span class="n">mevt</span><span class="o">.</span><span class="n">x</span><span class="p">,</span><span class="n">mevt</span><span class="o">.</span><span class="n">y</span><span class="p">))</span>
<span class="n">TTkWidget</span><span class="o">.</span><span class="n">_mouseOverProcessed</span> <span class="o">=</span> <span class="kc">False</span>
<span class="c1"># Avoid to broadcast a key release after a multitap event</span>
<span class="k">if</span> <span class="n">mevt</span><span class="o">.</span><span class="n">evt</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Release</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">_lastMultiTap</span><span class="p">:</span> <span class="k">return</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_lastMultiTap</span> <span class="o">=</span> <span class="n">mevt</span><span class="o">.</span><span class="n">tap</span> <span class="o">&gt;</span> <span class="mi">1</span>
<span class="k">if</span> <span class="p">(</span> <span class="n">TTkHelper</span><span class="o">.</span><span class="n">isDnD</span><span class="p">()</span> <span class="ow">and</span>
<span class="n">mevt</span><span class="o">.</span><span class="n">evt</span> <span class="o">!=</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Drag</span> <span class="ow">and</span>
<span class="n">mevt</span><span class="o">.</span><span class="n">evt</span> <span class="o">!=</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Release</span> <span class="p">):</span>
<span class="c1"># Clean Drag Drop status for any event that is not</span>
<span class="c1"># Mouse Drag, Key Release</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">dndEnd</span><span class="p">()</span>
<span class="c1"># Mouse Events forwarded straight to the Focus widget:</span>
<span class="c1"># - Drag</span>
<span class="c1"># - Release</span>
<span class="n">focusWidget</span> <span class="o">=</span> <span class="n">TTkHelper</span><span class="o">.</span><span class="n">getFocus</span><span class="p">()</span>
<span class="k">if</span> <span class="p">(</span> <span class="n">focusWidget</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span> <span class="ow">and</span>
<span class="p">(</span> <span class="n">mevt</span><span class="o">.</span><span class="n">evt</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Drag</span> <span class="ow">or</span>
<span class="n">mevt</span><span class="o">.</span><span class="n">evt</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Release</span> <span class="p">)</span> <span class="ow">and</span>
<span class="ow">not</span> <span class="n">TTkHelper</span><span class="o">.</span><span class="n">isDnD</span><span class="p">()</span> <span class="p">)</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">TTkHelper</span><span class="o">.</span><span class="n">absPos</span><span class="p">(</span><span class="n">focusWidget</span><span class="p">)</span>
<span class="n">nmevt</span> <span class="o">=</span> <span class="n">mevt</span><span class="o">.</span><span class="n">clone</span><span class="p">(</span><span class="n">pos</span><span class="o">=</span><span class="p">(</span><span class="n">mevt</span><span class="o">.</span><span class="n">x</span><span class="o">-</span><span class="n">x</span><span class="p">,</span> <span class="n">mevt</span><span class="o">.</span><span class="n">y</span><span class="o">-</span><span class="n">y</span><span class="p">))</span>
<span class="n">focusWidget</span><span class="o">.</span><span class="n">mouseEvent</span><span class="p">(</span><span class="n">nmevt</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="c1"># Sometimes the release event is not retrieved</span>
<span class="k">if</span> <span class="p">(</span> <span class="n">focusWidget</span> <span class="ow">and</span>
<span class="n">focusWidget</span><span class="o">.</span><span class="n">_pendingMouseRelease</span> <span class="ow">and</span>
<span class="ow">not</span> <span class="n">TTkHelper</span><span class="o">.</span><span class="n">isDnD</span><span class="p">()</span> <span class="p">):</span>
<span class="n">focusWidget</span><span class="o">.</span><span class="n">mouseEvent</span><span class="p">(</span><span class="n">mevt</span><span class="o">.</span><span class="n">clone</span><span class="p">(</span><span class="n">evt</span><span class="o">=</span><span class="n">TTkK</span><span class="o">.</span><span class="n">Release</span><span class="p">))</span>
<span class="n">focusWidget</span><span class="o">.</span><span class="n">_pendingMouseRelease</span> <span class="o">=</span> <span class="kc">False</span>
<span class="c1"># Adding this Crappy logic to handle a corner case in the drop routine</span>
<span class="c1"># where the mouse is leaving any widget able to handle the drop event</span>
<span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">mouseEvent</span><span class="p">(</span><span class="n">mevt</span><span class="p">):</span>
<span class="k">if</span> <span class="n">dndw</span> <span class="o">:=</span> <span class="n">TTkHelper</span><span class="o">.</span><span class="n">dndWidget</span><span class="p">():</span>
<span class="n">dndw</span><span class="o">.</span><span class="n">dragLeaveEvent</span><span class="p">(</span><span class="n">TTkHelper</span><span class="o">.</span><span class="n">dndGetDrag</span><span class="p">()</span><span class="o">.</span><span class="n">getDragLeaveEvent</span><span class="p">(</span><span class="n">mevt</span><span class="p">))</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">dndEnter</span><span class="p">(</span><span class="kc">None</span><span class="p">)</span>
<span class="k">if</span> <span class="n">mevt</span><span class="o">.</span><span class="n">evt</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Press</span> <span class="ow">and</span> <span class="n">focusWidget</span><span class="p">:</span>
<span class="n">focusWidget</span><span class="o">.</span><span class="n">clearFocus</span><span class="p">()</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">focusLastModal</span><span class="p">()</span>
<span class="c1"># Clean the Drag and Drop in case of mouse release</span>
<span class="k">if</span> <span class="n">mevt</span><span class="o">.</span><span class="n">evt</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Release</span><span class="p">:</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">dndEnd</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_key_event</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">kevt</span><span class="p">):</span>
<span class="n">keyHandled</span> <span class="o">=</span> <span class="kc">False</span>
<span class="c1"># TTkLog.debug(f&quot;Key: {kevt}&quot;)</span>
<span class="n">focusWidget</span> <span class="o">=</span> <span class="n">TTkHelper</span><span class="o">.</span><span class="n">getFocus</span><span class="p">()</span>
<span class="c1"># TTkLog.debug(f&quot;{focusWidget}&quot;)</span>
<span class="k">if</span> <span class="n">focusWidget</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">execShortcut</span><span class="p">(</span><span class="n">kevt</span><span class="o">.</span><span class="n">key</span><span class="p">,</span><span class="n">focusWidget</span><span class="p">)</span>
<span class="n">keyHandled</span> <span class="o">=</span> <span class="n">focusWidget</span><span class="o">.</span><span class="n">keyEvent</span><span class="p">(</span><span class="n">kevt</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">execShortcut</span><span class="p">(</span><span class="n">kevt</span><span class="o">.</span><span class="n">key</span><span class="p">)</span>
<span class="c1"># Handle Next Focus Key Binding</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">keyHandled</span> <span class="ow">and</span> \
<span class="p">((</span><span class="n">kevt</span><span class="o">.</span><span class="n">key</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Key_Tab</span> <span class="ow">and</span> <span class="n">kevt</span><span class="o">.</span><span class="n">mod</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">NoModifier</span><span class="p">)</span> <span class="ow">or</span>
<span class="p">(</span> <span class="n">kevt</span><span class="o">.</span><span class="n">key</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Key_Right</span> <span class="ow">or</span> <span class="n">kevt</span><span class="o">.</span><span class="n">key</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Key_Down</span><span class="p">)):</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">nextFocus</span><span class="p">(</span><span class="n">focusWidget</span> <span class="k">if</span> <span class="n">focusWidget</span> <span class="k">else</span> <span class="bp">self</span><span class="p">)</span>
<span class="c1"># Handle Prev Focus Key Binding</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">keyHandled</span> <span class="ow">and</span> \
<span class="p">((</span><span class="n">kevt</span><span class="o">.</span><span class="n">key</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Key_Tab</span> <span class="ow">and</span> <span class="n">kevt</span><span class="o">.</span><span class="n">mod</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">ShiftModifier</span><span class="p">)</span> <span class="ow">or</span>
<span class="p">(</span> <span class="n">kevt</span><span class="o">.</span><span class="n">key</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Key_Left</span> <span class="ow">or</span> <span class="n">kevt</span><span class="o">.</span><span class="n">key</span> <span class="o">==</span> <span class="n">TTkK</span><span class="o">.</span><span class="n">Key_Up</span><span class="p">)):</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">prevFocus</span><span class="p">(</span><span class="n">focusWidget</span> <span class="k">if</span> <span class="n">focusWidget</span> <span class="k">else</span> <span class="bp">self</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">_time_event</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="c1"># Event.{wait and clear} should be atomic,</span>
<span class="c1"># BUTt: ( y )</span>
<span class="c1"># if an update event (set) happen in between the wait and clear</span>
<span class="c1"># the widget is still processed in the current paint routine</span>
<span class="c1"># if an update event (set) happen after the wait and clear</span>
<span class="c1"># the widget is processed in the current paint routine</span>
<span class="c1"># an extra paint routine is triggered which return immediately due to</span>
<span class="c1"># the empty list of widgets to be processed - Not a big deal</span>
<span class="c1"># if an update event (set) happen after the wait and clear and the paintAll Routine</span>
<span class="c1"># well, it works as it is supposed to be</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_paintEvent</span><span class="o">.</span><span class="n">wait</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_paintEvent</span><span class="o">.</span><span class="n">clear</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="n">TTkTerm</span><span class="o">.</span><span class="n">getTerminalSize</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_drawMutex</span><span class="o">.</span><span class="n">acquire</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setGeometry</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="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">_fps</span><span class="p">()</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">paintAll</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">paintExecuted</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">_drawMutex</span><span class="o">.</span><span class="n">release</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_timer</span><span class="o">.</span><span class="n">start</span><span class="p">(</span><span class="mi">1</span><span class="o">/</span><span class="n">TTkCfg</span><span class="o">.</span><span class="n">maxFps</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">_win_resize_cb</span><span class="p">(</span><span class="bp">self</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">TTkGlbl</span><span class="o">.</span><span class="n">term_w</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">width</span><span class="p">)</span>
<span class="n">TTkGlbl</span><span class="o">.</span><span class="n">term_h</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">height</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_drawMutex</span><span class="o">.</span><span class="n">acquire</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">setGeometry</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="n">TTkGlbl</span><span class="o">.</span><span class="n">term_w</span><span class="p">,</span><span class="n">TTkGlbl</span><span class="o">.</span><span class="n">term_h</span><span class="p">)</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">rePaintAll</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_drawMutex</span><span class="o">.</span><span class="n">release</span><span class="p">()</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Resize: w:</span><span class="si">{</span><span class="n">TTkGlbl</span><span class="o">.</span><span class="n">term_w</span><span class="si">}</span><span class="s2">, h:</span><span class="si">{</span><span class="n">TTkGlbl</span><span class="o">.</span><span class="n">term_h</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
<div class="viewcode-block" id="TTk.quit"><a class="viewcode-back" href="../../../autogen.TermTk/TermTk.TTkCore.ttk.html#TermTk.TTkCore.ttk.TTk.quit">[docs]</a> <span class="nd">@pyTTkSlot</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">quit</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">&#39;&#39;&#39;quit TermTk</span>
<span class="sd"> .. warning::</span>
<span class="sd"> Method Deprecated,</span>
<span class="sd"> use :class:`~TermTk.TTkCore.helper.TTkHelper` -&gt; :class:`~TermTk.TTkCore.helper.TTkHelper.quit` instead</span>
<span class="sd"> i.e.</span>
<span class="sd"> .. code:: python</span>
<span class="sd"> buttonQuit = TTkButton(text=&quot;QUIT&quot;,border=True)</span>
<span class="sd"> buttonQuit.clicked.connect(TTkHelper.quit)</span>
<span class="sd"> &#39;&#39;&#39;</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">quit</span><span class="p">()</span></div>
<span class="nd">@pyTTkSlot</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_quit</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">&#39;&#39;&#39;Tells the application to exit with a return code.&#39;&#39;&#39;</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_timer</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_timer</span><span class="o">.</span><span class="n">timeout</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">_time_event</span><span class="p">)</span>
<span class="n">TTkInput</span><span class="o">.</span><span class="n">inputEvent</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">_paintEvent</span><span class="o">.</span><span class="n">set</span><span class="p">()</span>
<span class="n">TTkInput</span><span class="o">.</span><span class="n">close</span><span class="p">()</span>
<span class="nd">@pyTTkSlot</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_SIGSTOP</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Reset terminal settings and stop background input read before putting to sleep&quot;&quot;&quot;</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">&quot;Captured SIGSTOP &lt;CTRL-z&gt;&quot;</span><span class="p">)</span>
<span class="n">TTkTerm</span><span class="o">.</span><span class="n">stop</span><span class="p">()</span>
<span class="n">TTkInput</span><span class="o">.</span><span class="n">stop</span><span class="p">()</span>
<span class="c1"># TODO: stop the threads</span>
<span class="n">os</span><span class="o">.</span><span class="n">kill</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">getpid</span><span class="p">(),</span> <span class="n">signal</span><span class="o">.</span><span class="n">SIGSTOP</span><span class="p">)</span>
<span class="nd">@pyTTkSlot</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_SIGCONT</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Set terminal settings and restart background input read&quot;&quot;&quot;</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">&quot;Captured SIGCONT &#39;fg/bg&#39;&quot;</span><span class="p">)</span>
<span class="n">TTkTerm</span><span class="o">.</span><span class="n">cont</span><span class="p">()</span>
<span class="n">TTkInput</span><span class="o">.</span><span class="n">cont</span><span class="p">()</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">rePaintAll</span><span class="p">()</span>
<span class="c1"># TODO: Restart threads</span>
<span class="c1"># TODO: Redraw the screen</span>
<span class="nd">@pyTTkSlot</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_SIGINT</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="c1"># If the &quot;TERMTK_STACKTRACE&quot; env variable is defined</span>
<span class="c1"># a stacktrace file is generated once CTRL+C is pressed</span>
<span class="c1"># i.e.</span>
<span class="c1"># TERMTK_STACKTRACE=stacktracetxt python3 demo/demo.py</span>
<span class="k">if</span> <span class="p">(</span><span class="s1">&#39;TERMTK_STACKTRACE&#39;</span> <span class="ow">in</span> <span class="n">os</span><span class="o">.</span><span class="n">environ</span> <span class="ow">and</span> <span class="p">(</span><span class="n">_stacktraceFile</span> <span class="o">:=</span> <span class="n">os</span><span class="o">.</span><span class="n">environ</span><span class="p">[</span><span class="s1">&#39;TERMTK_STACKTRACE&#39;</span><span class="p">])):</span>
<span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="n">_stacktraceFile</span><span class="p">,</span><span class="s1">&#39;w&#39;</span><span class="p">)</span> <span class="k">as</span> <span class="n">f</span><span class="p">:</span>
<span class="kn">import</span> <span class="nn">faulthandler</span>
<span class="n">faulthandler</span><span class="o">.</span><span class="n">dump_traceback</span><span class="p">(</span><span class="n">f</span><span class="p">)</span>
<span class="n">TTkLog</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">&quot;Captured SIGINT &lt;CTRL-C&gt;&quot;</span><span class="p">)</span>
<span class="c1"># Deregister the handler</span>
<span class="c1"># so CTRL-C can be redirected to the default handler if the app does not exit</span>
<span class="n">signal</span><span class="o">.</span><span class="n">signal</span><span class="p">(</span><span class="n">signal</span><span class="o">.</span><span class="n">SIGINT</span><span class="p">,</span> <span class="n">signal</span><span class="o">.</span><span class="n">SIG_DFL</span><span class="p">)</span>
<span class="n">TTkHelper</span><span class="o">.</span><span class="n">quit</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">isVisibleAndParent</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">isVisible</span><span class="p">()</span></div>
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