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<h1>Source code for TermTk.TTkAbstract.abstractscrollview</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;TTkAbstractScrollViewInterface&#39;</span><span class="p">,</span> <span class="s1">&#39;TTkAbstractScrollView&#39;</span><span class="p">,</span> <span class="s1">&#39;TTkAbstractScrollViewGridLayout&#39;</span><span class="p">]</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.cfg</span> <span class="kn">import</span> <span class="n">TTkCfg</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkCore.signal</span> <span class="kn">import</span> <span class="n">pyTTkSlot</span><span class="p">,</span> <span class="n">pyTTkSignal</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkWidgets.container</span> <span class="kn">import</span> <span class="n">TTkContainer</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkLayouts.layout</span> <span class="kn">import</span> <span class="n">TTkLayout</span>
<span class="kn">from</span> <span class="nn">TermTk.TTkLayouts.gridlayout</span> <span class="kn">import</span> <span class="n">TTkGridLayout</span>
<span class="k">class</span> <span class="nc">TTkAbstractScrollViewInterface</span><span class="p">():</span>
<span class="c1"># Override this 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="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">()</span>
<span class="c1"># Override this 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="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">()</span>
<span class="nd">@pyTTkSlot</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="k">def</span> <span class="nf">viewMoveTo</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="nb">int</span><span class="p">,</span> <span class="n">y</span><span class="p">:</span> <span class="nb">int</span><span class="p">):</span>
<span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">getViewOffsets</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">_viewOffsetX</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetY</span>
<div class="viewcode-block" id="TTkAbstractScrollView"><a class="viewcode-back" href="../../../autogen.TermTk/TermTk.TTkAbstract.abstractscrollview.html#TermTk.TTkAbstract.abstractscrollview.TTkAbstractScrollView">[docs]</a><span class="k">class</span> <span class="nc">TTkAbstractScrollView</span><span class="p">(</span><span class="n">TTkContainer</span><span class="p">,</span> <span class="n">TTkAbstractScrollViewInterface</span><span class="p">):</span>
<span class="vm">__slots__</span> <span class="o">=</span> <span class="p">(</span>
<span class="s1">&#39;_viewOffsetX&#39;</span><span class="p">,</span> <span class="s1">&#39;_viewOffsetY&#39;</span><span class="p">,</span>
<span class="c1"># Signals</span>
<span class="s1">&#39;viewMovedTo&#39;</span><span class="p">,</span> <span class="s1">&#39;viewSizeChanged&#39;</span><span class="p">,</span> <span class="s1">&#39;viewChanged&#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"># Signals</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewMovedTo</span> <span class="o">=</span> <span class="n">pyTTkSignal</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"># x, y</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewSizeChanged</span> <span class="o">=</span> <span class="n">pyTTkSignal</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"># w, h</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewChanged</span> <span class="o">=</span> <span class="n">pyTTkSignal</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetX</span> <span class="o">=</span> <span class="mi">0</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetY</span> <span class="o">=</span> <span class="mi">0</span>
<span class="n">TTkContainer</span><span class="o">.</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="nd">@pyTTkSlot</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="k">def</span> <span class="nf">viewMoveTo</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="nb">int</span><span class="p">,</span> <span class="n">y</span><span class="p">:</span> <span class="nb">int</span><span class="p">):</span>
<span class="n">fw</span><span class="p">,</span> <span class="n">fh</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">viewFullAreaSize</span><span class="p">()</span>
<span class="n">dw</span><span class="p">,</span> <span class="n">dh</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">viewDisplayedSize</span><span class="p">()</span>
<span class="n">rangex</span> <span class="o">=</span> <span class="n">fw</span> <span class="o">-</span> <span class="n">dw</span>
<span class="n">rangey</span> <span class="o">=</span> <span class="n">fh</span> <span class="o">-</span> <span class="n">dh</span>
<span class="c1"># TTkLog.debug(f&quot;x:{x},y:{y}, full:{fw,fh}, display:{dw,dh}, range:{rangex,rangey}&quot;)</span>
<span class="n">x</span> <span class="o">=</span> <span class="nb">max</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span><span class="nb">min</span><span class="p">(</span><span class="n">rangex</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="nb">max</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span><span class="nb">min</span><span class="p">(</span><span class="n">rangey</span><span class="p">,</span><span class="n">y</span><span class="p">))</span>
<span class="c1"># TTkLog.debug(f&quot;x:{x},y:{y}, wo:{self._viewOffsetX,self._viewOffsetY}&quot;)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetX</span> <span class="o">==</span> <span class="n">x</span> <span class="ow">and</span> \
<span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetY</span> <span class="o">==</span> <span class="n">y</span><span class="p">:</span> <span class="c1"># Nothong to do</span>
<span class="k">return</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetX</span> <span class="o">=</span> <span class="n">x</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetY</span> <span class="o">=</span> <span class="n">y</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewMovedTo</span><span class="o">.</span><span class="n">emit</span><span class="p">(</span><span class="n">x</span><span class="p">,</span><span class="n">y</span><span class="p">)</span>
<span class="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="TTkAbstractScrollView.wheelEvent"><a class="viewcode-back" href="../../../autogen.TermTk/TermTk.TTkAbstract.abstractscrollview.html#TermTk.TTkAbstract.abstractscrollview.TTkAbstractScrollView.wheelEvent">[docs]</a> <span class="k">def</span> <span class="nf">wheelEvent</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">delta</span> <span class="o">=</span> <span class="n">TTkCfg</span><span class="o">.</span><span class="n">scrollDelta</span>
<span class="n">offx</span><span class="p">,</span> <span class="n">offy</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="k">if</span> <span class="n">evt</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="n">delta</span> <span class="o">=</span> <span class="o">-</span><span class="n">delta</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewMoveTo</span><span class="p">(</span><span class="n">offx</span><span class="p">,</span> <span class="n">offy</span> <span class="o">+</span> <span class="n">delta</span><span class="p">)</span>
<span class="k">return</span> <span class="kc">True</span></div>
<div class="viewcode-block" id="TTkAbstractScrollView.resizeEvent"><a class="viewcode-back" href="../../../autogen.TermTk/TermTk.TTkAbstract.abstractscrollview.html#TermTk.TTkAbstract.abstractscrollview.TTkAbstractScrollView.resizeEvent">[docs]</a> <span class="k">def</span> <span class="nf">resizeEvent</span><span class="p">(</span><span class="bp">self</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">viewMoveTo</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetX</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetY</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewSizeChanged</span><span class="o">.</span><span class="n">emit</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">viewChanged</span><span class="o">.</span><span class="n">emit</span><span class="p">()</span></div>
<span class="k">def</span> <span class="nf">update</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">repaint</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">updateLayout</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">updateParent</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
<span class="k">if</span> <span class="n">updateLayout</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="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">repaint</span><span class="p">,</span> <span class="n">updateLayout</span><span class="p">,</span> <span class="n">updateParent</span><span class="p">)</span></div>
<div class="viewcode-block" id="TTkAbstractScrollViewLayout"><a class="viewcode-back" href="../../../autogen.TermTk/TermTk.TTkAbstract.abstractscrollview.html#TermTk.TTkAbstract.abstractscrollview.TTkAbstractScrollViewLayout">[docs]</a><span class="k">class</span> <span class="nc">TTkAbstractScrollViewLayout</span><span class="p">(</span><span class="n">TTkLayout</span><span class="p">,</span> <span class="n">TTkAbstractScrollViewInterface</span><span class="p">):</span>
<span class="vm">__slots__</span> <span class="o">=</span> <span class="p">(</span>
<span class="s1">&#39;_viewOffsetX&#39;</span><span class="p">,</span> <span class="s1">&#39;_viewOffsetY&#39;</span><span class="p">,</span>
<span class="c1"># Signals</span>
<span class="s1">&#39;viewMovedTo&#39;</span><span class="p">,</span> <span class="s1">&#39;viewSizeChanged&#39;</span><span class="p">,</span> <span class="s1">&#39;viewChanged&#39;</span><span class="p">,</span> <span class="s1">&#39;_excludeEvent&#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"># Signals</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewMovedTo</span> <span class="o">=</span> <span class="n">pyTTkSignal</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"># x, y</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewSizeChanged</span> <span class="o">=</span> <span class="n">pyTTkSignal</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"># w, h</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewChanged</span> <span class="o">=</span> <span class="n">pyTTkSignal</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetX</span> <span class="o">=</span> <span class="mi">0</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetY</span> <span class="o">=</span> <span class="mi">0</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_excludeEvent</span> <span class="o">=</span> <span class="kc">False</span>
<span class="n">TTkLayout</span><span class="o">.</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="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">_</span><span class="p">,</span><span class="n">_</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">fullWidgetAreaGeometry</span><span class="p">()</span>
<span class="k">return</span> <span class="n">w</span><span class="p">,</span><span class="n">h</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="n">_</span><span class="p">,</span><span class="n">_</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">geometry</span><span class="p">()</span>
<span class="k">return</span> <span class="n">w</span><span class="p">,</span><span class="n">h</span>
<span class="nd">@pyTTkSlot</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="k">def</span> <span class="nf">viewMoveTo</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="nb">int</span><span class="p">,</span> <span class="n">y</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">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>
<div class="viewcode-block" id="TTkAbstractScrollViewLayout.setGeometry"><a class="viewcode-back" href="../../../autogen.TermTk/TermTk.TTkAbstract.abstractscrollview.html#TermTk.TTkAbstract.abstractscrollview.TTkAbstractScrollViewLayout.setGeometry">[docs]</a> <span class="k">def</span> <span class="nf">setGeometry</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">,</span> <span class="n">w</span><span class="p">,</span> <span class="n">h</span><span class="p">):</span>
<span class="n">TTkLayout</span><span class="o">.</span><span class="n">setGeometry</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">,</span> <span class="n">w</span><span class="p">,</span> <span class="n">h</span><span class="p">)</span>
<span class="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></div>
<div class="viewcode-block" id="TTkAbstractScrollViewGridLayout"><a class="viewcode-back" href="../../../autogen.TermTk/TermTk.TTkAbstract.abstractscrollview.html#TermTk.TTkAbstract.abstractscrollview.TTkAbstractScrollViewGridLayout">[docs]</a><span class="k">class</span> <span class="nc">TTkAbstractScrollViewGridLayout</span><span class="p">(</span><span class="n">TTkGridLayout</span><span class="p">,</span> <span class="n">TTkAbstractScrollViewInterface</span><span class="p">):</span>
<span class="vm">__slots__</span> <span class="o">=</span> <span class="p">(</span>
<span class="s1">&#39;_viewOffsetX&#39;</span><span class="p">,</span> <span class="s1">&#39;_viewOffsetY&#39;</span><span class="p">,</span>
<span class="c1"># Signals</span>
<span class="s1">&#39;viewMovedTo&#39;</span><span class="p">,</span> <span class="s1">&#39;viewSizeChanged&#39;</span><span class="p">,</span> <span class="s1">&#39;viewChanged&#39;</span><span class="p">,</span> <span class="s1">&#39;_excludeEvent&#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"># Signals</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewMovedTo</span> <span class="o">=</span> <span class="n">pyTTkSignal</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"># x, y</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewSizeChanged</span> <span class="o">=</span> <span class="n">pyTTkSignal</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"># w, h</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewChanged</span> <span class="o">=</span> <span class="n">pyTTkSignal</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetX</span> <span class="o">=</span> <span class="mi">0</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetY</span> <span class="o">=</span> <span class="mi">0</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_excludeEvent</span> <span class="o">=</span> <span class="kc">False</span>
<span class="n">TTkGridLayout</span><span class="o">.</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="nd">@pyTTkSlot</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="k">def</span> <span class="nf">viewMoveTo</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="nb">int</span><span class="p">,</span> <span class="n">y</span><span class="p">:</span> <span class="nb">int</span><span class="p">):</span>
<span class="n">fw</span><span class="p">,</span> <span class="n">fh</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">viewFullAreaSize</span><span class="p">()</span>
<span class="n">dw</span><span class="p">,</span> <span class="n">dh</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">viewDisplayedSize</span><span class="p">()</span>
<span class="n">rangex</span> <span class="o">=</span> <span class="n">fw</span> <span class="o">-</span> <span class="n">dw</span>
<span class="n">rangey</span> <span class="o">=</span> <span class="n">fh</span> <span class="o">-</span> <span class="n">dh</span>
<span class="c1"># TTkLog.debug(f&quot;x:{x},y:{y}, full:{fw,fh}, display:{dw,dh}, range:{rangex,rangey}&quot;)</span>
<span class="n">x</span> <span class="o">=</span> <span class="nb">max</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span><span class="nb">min</span><span class="p">(</span><span class="n">rangex</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="nb">max</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span><span class="nb">min</span><span class="p">(</span><span class="n">rangey</span><span class="p">,</span><span class="n">y</span><span class="p">))</span>
<span class="c1"># TTkLog.debug(f&quot;x:{x},y:{y}, wo:{self._viewOffsetX,self._viewOffsetY}&quot;)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetX</span> <span class="o">==</span> <span class="n">x</span> <span class="ow">and</span> \
<span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetY</span> <span class="o">==</span> <span class="n">y</span><span class="p">:</span> <span class="c1"># Nothong to do</span>
<span class="k">return</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_excludeEvent</span> <span class="o">=</span> <span class="kc">True</span>
<span class="k">for</span> <span class="n">widget</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">iterWidgets</span><span class="p">(</span><span class="n">recurse</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
<span class="n">widget</span><span class="o">.</span><span class="n">viewMoveTo</span><span class="p">(</span><span class="n">x</span><span class="p">,</span><span class="n">y</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_excludeEvent</span> <span class="o">=</span> <span class="kc">False</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetX</span> <span class="o">=</span> <span class="n">x</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_viewOffsetY</span> <span class="o">=</span> <span class="n">y</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewMovedTo</span><span class="o">.</span><span class="n">emit</span><span class="p">(</span><span class="n">x</span><span class="p">,</span><span class="n">y</span><span class="p">)</span>
<span class="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="TTkAbstractScrollViewGridLayout.setGeometry"><a class="viewcode-back" href="../../../autogen.TermTk/TermTk.TTkAbstract.abstractscrollview.html#TermTk.TTkAbstract.abstractscrollview.TTkAbstractScrollViewGridLayout.setGeometry">[docs]</a> <span class="k">def</span> <span class="nf">setGeometry</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">,</span> <span class="n">w</span><span class="p">,</span> <span class="n">h</span><span class="p">):</span>
<span class="n">TTkGridLayout</span><span class="o">.</span><span class="n">setGeometry</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">,</span> <span class="n">w</span><span class="p">,</span> <span class="n">h</span><span class="p">)</span>
<span class="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>
<span class="nd">@pyTTkSlot</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_viewChanged</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">_excludeEvent</span><span class="p">:</span> <span class="k">return</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="nd">@pyTTkSlot</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="k">def</span> <span class="nf">_viewMovedTo</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">):</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_excludeEvent</span><span class="p">:</span> <span class="k">return</span>
<span class="bp">self</span><span class="o">.</span><span class="n">viewMoveTo</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">)</span>
<div class="viewcode-block" id="TTkAbstractScrollViewGridLayout.addWidget"><a class="viewcode-back" href="../../../autogen.TermTk/TermTk.TTkAbstract.abstractscrollview.html#TermTk.TTkAbstract.abstractscrollview.TTkAbstractScrollViewGridLayout.addWidget">[docs]</a> <span class="k">def</span> <span class="nf">addWidget</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">widget</span><span class="p">,</span> <span class="n">row</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">col</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">rowspan</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">colspan</span><span class="o">=</span><span class="mi">1</span><span class="p">):</span>
<span class="k">if</span> <span class="ow">not</span> <span class="nb">issubclass</span><span class="p">(</span><span class="nb">type</span><span class="p">(</span><span class="n">widget</span><span class="p">),</span><span class="n">TTkAbstractScrollViewInterface</span><span class="p">):</span>
<span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s2">&quot;TTkAbstractScrollViewInterface is required in TTkAbstractScrollViewGridLayout.addWidget(...)&quot;</span><span class="p">)</span>
<span class="n">widget</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">_viewChanged</span><span class="p">)</span>
<span class="n">widget</span><span class="o">.</span><span class="n">viewMovedTo</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">_viewMovedTo</span><span class="p">)</span>
<span class="k">return</span> <span class="n">TTkGridLayout</span><span class="o">.</span><span class="n">addWidget</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">widget</span><span class="p">,</span> <span class="n">row</span><span class="p">,</span> <span class="n">col</span><span class="p">,</span> <span class="n">rowspan</span><span class="p">,</span> <span class="n">colspan</span><span class="p">)</span></div>
<div class="viewcode-block" id="TTkAbstractScrollViewGridLayout.addItem"><a class="viewcode-back" href="../../../autogen.TermTk/TermTk.TTkAbstract.abstractscrollview.html#TermTk.TTkAbstract.abstractscrollview.TTkAbstractScrollViewGridLayout.addItem">[docs]</a> <span class="k">def</span> <span class="nf">addItem</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="n">row</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">col</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">rowspan</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">colspan</span><span class="o">=</span><span class="mi">1</span><span class="p">):</span>
<span class="k">if</span> <span class="ow">not</span> <span class="nb">issubclass</span><span class="p">(</span><span class="nb">type</span><span class="p">(</span><span class="n">item</span><span class="p">),</span><span class="n">TTkAbstractScrollViewInterface</span><span class="p">):</span>
<span class="k">raise</span> <span class="ne">TypeError</span><span class="p">(</span><span class="s2">&quot;TTkAbstractScrollViewInterface is required in TTkAbstractScrollViewGridLayout.addItem(...)&quot;</span><span class="p">)</span>
<span class="k">return</span> <span class="n">TTkGridLayout</span><span class="o">.</span><span class="n">addItem</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="n">row</span><span class="p">,</span> <span class="n">col</span><span class="p">,</span> <span class="n">rowspan</span><span class="p">,</span> <span class="n">colspan</span><span class="p">)</span></div>
<span class="c1"># Override this 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="p">,</span><span class="n">h</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span><span class="mi">0</span>
<span class="k">for</span> <span class="n">widget</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">iterWidgets</span><span class="p">(</span><span class="n">recurse</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
<span class="n">ww</span><span class="p">,</span><span class="n">wh</span> <span class="o">=</span> <span class="n">widget</span><span class="o">.</span><span class="n">viewFullAreaSize</span><span class="p">()</span>
<span class="n">w</span> <span class="o">=</span> <span class="nb">max</span><span class="p">(</span><span class="n">w</span><span class="p">,</span><span class="n">ww</span><span class="p">)</span>
<span class="n">h</span> <span class="o">=</span> <span class="nb">max</span><span class="p">(</span><span class="n">h</span><span class="p">,</span><span class="n">wh</span><span class="p">)</span>
<span class="k">return</span> <span class="n">w</span><span class="p">,</span><span class="n">h</span>
<span class="c1"># Override this 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="n">w</span><span class="p">,</span><span class="n">h</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span><span class="mi">0</span>
<span class="k">for</span> <span class="n">widget</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">iterWidgets</span><span class="p">(</span><span class="n">recurse</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
<span class="n">ww</span><span class="p">,</span><span class="n">wh</span> <span class="o">=</span> <span class="n">widget</span><span class="o">.</span><span class="n">viewDisplayedSize</span><span class="p">()</span>
<span class="n">w</span> <span class="o">=</span> <span class="nb">max</span><span class="p">(</span><span class="n">w</span><span class="p">,</span><span class="n">ww</span><span class="p">)</span>
<span class="n">h</span> <span class="o">=</span> <span class="nb">max</span><span class="p">(</span><span class="n">h</span><span class="p">,</span><span class="n">wh</span><span class="p">)</span>
<span class="k">return</span> <span class="n">w</span><span class="p">,</span><span class="n">h</span></div>
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