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Class: Fox::Canvas::SelectionPolicy
— FXRuby API Documentation
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<span class="title">SelectionPolicy</span>
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<div id="content"><h1>Class: Fox::Canvas::SelectionPolicy
</h1>
<div class="box_info">
<dl>
<dt>Inherits:</dt>
<dd>
<span class="inheritName">Object</span>
<ul class="fullTree">
<li>Object</li>
<li class="next">Fox::Canvas::SelectionPolicy</li>
</ul>
<a href="#" class="inheritanceTree">show all</a>
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<dt>Defined in:</dt>
<dd>lib/fox16/canvas.rb</dd>
</dl>
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<h2>Overview</h2><div class="docstring">
<div class="discussion">
<p>Base class for canvas selection policies</p>
</div>
</div>
<div class="tags">
</div><div id="subclasses">
<h2>Direct Known Subclasses</h2>
<p class="children"><span class='object_link'><a href="SingleSelectionPolicy.html" title="Fox::Canvas::SingleSelectionPolicy (class)">SingleSelectionPolicy</a></span></p>
</div>
<h2>
Instance Method Summary
<small><a href="#" class="summary_toggle">collapse</a></small>
</h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#deselectShape-instance_method" title="#deselectShape (instance method)">#<strong>deselectShape</strong>(shape, notify) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#initialize-instance_method" title="#initialize (instance method)">#<strong>initialize</strong>(canvas) ⇒ SelectionPolicy </a>
</span>
<span class="note title constructor">constructor</span>
<span class="summary_desc"><div class='inline'>
<p>A new instance of SelectionPolicy.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#selectShape-instance_method" title="#selectShape (instance method)">#<strong>selectShape</strong>(shape, notify) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
</ul>
<div id="constructor_details" class="method_details_list">
<h2>Constructor Details</h2>
<div class="method_details first">
<h3 class="signature first" id="initialize-instance_method">
#<strong>initialize</strong>(canvas) ⇒ <tt><span class='object_link'><a href="" title="Fox::Canvas::SelectionPolicy (class)">SelectionPolicy</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a new instance of SelectionPolicy.</p>
</div>
</div>
<div class="tags">
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<pre class="lines">
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<pre class="code"><span class="info file"># File 'lib/fox16/canvas.rb', line 337</span>
<span class='kw'>def</span> <span class='id identifier rubyid_initialize'>initialize</span><span class='lparen'>(</span><span class='id identifier rubyid_canvas'>canvas</span><span class='rparen'>)</span>
<span class='ivar'>@canvas</span> <span class='op'>=</span> <span class='id identifier rubyid_canvas'>canvas</span>
<span class='kw'>end</span></pre>
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</div>
<div id="instance_method_details" class="method_details_list">
<h2>Instance Method Details</h2>
<div class="method_details first">
<h3 class="signature first" id="deselectShape-instance_method">
#<strong>deselectShape</strong>(shape, notify) ⇒ <tt>Object</tt>
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<pre class="code"><span class="info file"># File 'lib/fox16/canvas.rb', line 351</span>
<span class='kw'>def</span> <span class='id identifier rubyid_deselectShape'>deselectShape</span><span class='lparen'>(</span><span class='id identifier rubyid_shape'>shape</span><span class='comma'>,</span> <span class='id identifier rubyid_notify'>notify</span><span class='rparen'>)</span>
<span class='kw'>if</span> <span class='id identifier rubyid_shape'>shape</span><span class='period'>.</span><span class='id identifier rubyid_selected?'>selected?</span>
<span class='id identifier rubyid_shape'>shape</span><span class='period'>.</span><span class='id identifier rubyid_deselect'>deselect</span>
<span class='ivar'>@canvas</span><span class='period'>.</span><span class='id identifier rubyid_updateShape'>updateShape</span><span class='lparen'>(</span><span class='id identifier rubyid_shape'>shape</span><span class='rparen'>)</span>
<span class='kw'>if</span> <span class='id identifier rubyid_notify'>notify</span> <span class='op'>&&</span> <span class='lparen'>(</span><span class='ivar'>@canvas</span><span class='period'>.</span><span class='id identifier rubyid_target'>target</span> <span class='op'>!=</span> <span class='kw'>nil</span><span class='rparen'>)</span>
<span class='ivar'>@canvas</span><span class='period'>.</span><span class='id identifier rubyid_target'>target</span><span class='period'>.</span><span class='id identifier rubyid_handle'>handle</span><span class='lparen'>(</span><span class='ivar'>@canvas</span><span class='comma'>,</span> <span class='const'><span class='object_link'><a href="../../Fox.html" title="Fox (module)">Fox</a></span></span><span class='period'>.</span><span class='const'>MKUINT</span><span class='lparen'>(</span><span class='ivar'>@canvas</span><span class='period'>.</span><span class='id identifier rubyid_message'>message</span><span class='comma'>,</span> <span class='const'>SEL_DESELECTED</span><span class='rparen'>)</span><span class='comma'>,</span> <span class='id identifier rubyid_shape'>shape</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='kw'>end</span></pre>
</td>
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<div class="method_details ">
<h3 class="signature " id="selectShape-instance_method">
#<strong>selectShape</strong>(shape, notify) ⇒ <tt>Object</tt>
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<pre class="code"><span class="info file"># File 'lib/fox16/canvas.rb', line 341</span>
<span class='kw'>def</span> <span class='id identifier rubyid_selectShape'>selectShape</span><span class='lparen'>(</span><span class='id identifier rubyid_shape'>shape</span><span class='comma'>,</span> <span class='id identifier rubyid_notify'>notify</span><span class='rparen'>)</span>
<span class='kw'>unless</span> <span class='id identifier rubyid_shape'>shape</span><span class='period'>.</span><span class='id identifier rubyid_selected?'>selected?</span>
<span class='id identifier rubyid_shape'>shape</span><span class='period'>.</span><span class='id identifier rubyid_select'>select</span>
<span class='ivar'>@canvas</span><span class='period'>.</span><span class='id identifier rubyid_updateShape'>updateShape</span><span class='lparen'>(</span><span class='id identifier rubyid_shape'>shape</span><span class='rparen'>)</span>
<span class='kw'>if</span> <span class='id identifier rubyid_notify'>notify</span> <span class='op'>&&</span> <span class='lparen'>(</span><span class='ivar'>@canvas</span><span class='period'>.</span><span class='id identifier rubyid_target'>target</span> <span class='op'>!=</span> <span class='kw'>nil</span><span class='rparen'>)</span>
<span class='ivar'>@canvas</span><span class='period'>.</span><span class='id identifier rubyid_target'>target</span><span class='period'>.</span><span class='id identifier rubyid_handle'>handle</span><span class='lparen'>(</span><span class='ivar'>@canvas</span><span class='comma'>,</span> <span class='const'><span class='object_link'><a href="../../Fox.html" title="Fox (module)">Fox</a></span></span><span class='period'>.</span><span class='const'>MKUINT</span><span class='lparen'>(</span><span class='ivar'>@canvas</span><span class='period'>.</span><span class='id identifier rubyid_message'>message</span><span class='comma'>,</span> <span class='const'>SEL_SELECTED</span><span class='rparen'>)</span><span class='comma'>,</span> <span class='id identifier rubyid_shape'>shape</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='kw'>end</span></pre>
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Generated on Mon Jan 2 11:48:20 2023 by
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