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0004 <title>highlight.vala</title>
0005 <meta name="generator" content="KF5::SyntaxHighlighting - Definition (Vala) - Theme (Breeze Light)"/>
0006 </head><body style="background-color:#ffffff;color:#1f1c1b"><pre>
0007 <span style="color:#898887">// Vala Sample File</span>
0008 
0009 <span style="color:#898887">/*</span>
0010 <span style="color:#898887"> * Multiline comment</span>
0011 <span style="color:#898887"> * </span><span style="color:#81ca2d;background-color:#f7e6e6;font-weight:bold">NOTE</span><span style="color:#898887"> </span><span style="color:#ca9219;background-color:#451e1a;font-weight:bold">FIXME</span><span style="color:#898887"> </span><span style="color:#e85848;background-color:#451e1a;font-weight:bold">ALERT</span>
0012 <span style="color:#898887"> */</span>
0013 <span style="color:#0057ae">void</span> main<span style="color:#ca60ca">()</span> <span style="color:#ca60ca">{</span>
0014     print<span style="color:#ca60ca">(</span><span style="color:#bf0303">"Hello World</span><span style="color:#3daee9">\n</span><span style="color:#bf0303">"</span><span style="color:#ca60ca">);</span>
0015 <span style="color:#ca60ca">}</span>
0016 
0017 <span style="color:#898887">// Example 1</span>
0018 <span style="font-weight:bold">class</span> Sample<span style="color:#ca60ca">:</span> Object <span style="color:#ca60ca">{</span>
0019     <span style="color:#0057ae">void</span> greeting<span style="color:#ca60ca">()</span> <span style="color:#ca60ca">{</span>
0020         stdout<span style="color:#ca60ca">.</span>printf<span style="color:#ca60ca">(</span><span style="color:#bf0303">"Hello World</span><span style="color:#3daee9">\n</span><span style="color:#bf0303">"</span><span style="color:#ca60ca">);</span>
0021     <span style="color:#ca60ca">}</span>
0022 
0023     <span style="font-weight:bold">static</span> <span style="color:#0057ae">void</span> main<span style="color:#ca60ca">(</span><span style="color:#0057ae">string</span><span style="color:#ca60ca">[]</span> args<span style="color:#ca60ca">)</span> <span style="color:#ca60ca">{</span>
0024         <span style="color:#0057ae">var</span> sample <span style="color:#ca60ca">=</span> <span style="font-weight:bold">new</span> Sample<span style="color:#ca60ca">();</span>
0025         sample<span style="color:#ca60ca">.</span>greeting<span style="color:#ca60ca">();</span>
0026     <span style="color:#ca60ca">}</span>
0027 <span style="color:#ca60ca">}</span>
0028 
0029 <span style="color:#898887">// Example 2</span>
0030 <span style="font-weight:bold">using</span> GLib<span style="color:#ca60ca">;</span>
0031 
0032 <span style="font-weight:bold">interface</span> Printable <span style="color:#ca60ca">{</span>
0033     <span style="font-weight:bold">public</span> <span style="font-weight:bold">abstract</span> <span style="color:#0057ae">string</span> print<span style="color:#ca60ca">();</span>
0034 
0035     <span style="font-weight:bold">public</span> <span style="font-weight:bold">virtual</span> <span style="color:#0057ae">string</span> pretty_print<span style="color:#ca60ca">()</span> <span style="color:#ca60ca">{</span>
0036         <span style="font-weight:bold">return</span> <span style="color:#bf0303">"Please "</span> <span style="color:#ca60ca">+</span> print<span style="color:#ca60ca">();</span>
0037     <span style="color:#ca60ca">}</span>
0038 <span style="color:#ca60ca">}</span>
0039 
0040 <span style="font-weight:bold">class</span> NormalPrint<span style="color:#ca60ca">:</span> Object<span style="color:#ca60ca">,</span> Printable <span style="color:#ca60ca">{</span>
0041     <span style="color:#0057ae">string</span> print<span style="color:#ca60ca">()</span> <span style="color:#ca60ca">{</span>
0042         <span style="font-weight:bold">return</span> <span style="color:#bf0303">"don't forget about me"</span><span style="color:#ca60ca">;</span>
0043     <span style="color:#ca60ca">}</span>
0044 <span style="color:#ca60ca">}</span>
0045 
0046 <span style="font-weight:bold">class</span> OverridePrint<span style="color:#ca60ca">:</span> Object<span style="color:#ca60ca">,</span> Printable <span style="color:#ca60ca">{</span>
0047     <span style="color:#0057ae">string</span> print<span style="color:#ca60ca">()</span> <span style="color:#ca60ca">{</span>
0048         <span style="font-weight:bold">return</span> <span style="color:#bf0303">"Mind the gap"</span><span style="color:#ca60ca">;</span>
0049     <span style="color:#ca60ca">}</span>
0050 
0051     <span style="font-weight:bold">public</span> <span style="font-weight:bold">override</span> <span style="color:#0057ae">string</span> pretty_print<span style="color:#ca60ca">()</span> <span style="color:#ca60ca">{</span>
0052         <span style="font-weight:bold">return</span> <span style="color:#bf0303">"Override"</span><span style="color:#ca60ca">;</span>
0053     <span style="color:#ca60ca">}</span>
0054 <span style="color:#ca60ca">}</span>
0055 
0056 <span style="color:#0057ae">void</span> main<span style="color:#ca60ca">(</span><span style="color:#0057ae">string</span><span style="color:#ca60ca">[]</span> args<span style="color:#ca60ca">)</span> <span style="color:#ca60ca">{</span>
0057     <span style="color:#0057ae">var</span> normal <span style="color:#ca60ca">=</span> <span style="font-weight:bold">new</span> NormalPrint<span style="color:#ca60ca">();</span>
0058     <span style="color:#0057ae">var</span> overridden <span style="color:#ca60ca">=</span> <span style="font-weight:bold">new</span> OverridePrint<span style="color:#ca60ca">();</span>
0059 
0060     print<span style="color:#ca60ca">(</span>normal<span style="color:#ca60ca">.</span>pretty_print<span style="color:#ca60ca">());</span>
0061     print<span style="color:#ca60ca">(</span>overridden<span style="color:#ca60ca">.</span>pretty_print<span style="color:#ca60ca">());</span>
0062 <span style="color:#ca60ca">}</span>
0063 
0064 <span style="color:#898887">// Example 3</span>
0065 <span style="font-weight:bold">using</span> Gtk<span style="color:#ca60ca">;</span>
0066 
0067 <span style="color:#0057ae">int</span> main<span style="color:#ca60ca">(</span><span style="color:#0057ae">string</span><span style="color:#ca60ca">[]</span> args<span style="color:#ca60ca">)</span> <span style="color:#ca60ca">{</span>
0068     Gtk<span style="color:#ca60ca">.</span>init<span style="color:#ca60ca">(</span><span style="font-weight:bold">ref</span> args<span style="color:#ca60ca">);</span>
0069 
0070     <span style="color:#0057ae">var</span> window <span style="color:#ca60ca">=</span> <span style="font-weight:bold">new</span> Window<span style="color:#ca60ca">();</span>
0071     window<span style="color:#ca60ca">.</span>title <span style="color:#ca60ca">=</span> <span style="color:#bf0303">"Hello, World!"</span><span style="color:#ca60ca">;</span>
0072     window<span style="color:#ca60ca">.</span>border_width <span style="color:#ca60ca">=</span> <span style="color:#b08000">10</span><span style="color:#ca60ca">;</span>
0073     window<span style="color:#ca60ca">.</span>window_position <span style="color:#ca60ca">=</span> WindowPosition<span style="color:#ca60ca">.</span>CENTER<span style="color:#ca60ca">;</span>
0074     window<span style="color:#ca60ca">.</span>set_default_size<span style="color:#ca60ca">(</span><span style="color:#b08000">350</span><span style="color:#ca60ca">,</span> <span style="color:#b08000">70</span><span style="color:#ca60ca">);</span>
0075     window<span style="color:#ca60ca">.</span>destroy<span style="color:#ca60ca">.</span><span style="color:#0095ff;font-weight:bold">connect</span><span style="color:#ca60ca">(</span>Gtk<span style="color:#ca60ca">.</span>main_quit<span style="color:#ca60ca">);</span>
0076 
0077     <span style="color:#0057ae">var</span> label <span style="color:#ca60ca">=</span> <span style="font-weight:bold">new</span> Label<span style="color:#ca60ca">(</span><span style="color:#bf0303">"Hello, World!"</span><span style="color:#ca60ca">);</span>
0078 
0079     window<span style="color:#ca60ca">.</span>add<span style="color:#ca60ca">(</span>label<span style="color:#ca60ca">);</span>
0080     window<span style="color:#ca60ca">.</span>show_all<span style="color:#ca60ca">();</span>
0081 
0082     Gtk<span style="color:#ca60ca">.</span>main<span style="color:#ca60ca">();</span>
0083     <span style="font-weight:bold">return</span> <span style="color:#b08000">0</span><span style="color:#ca60ca">;</span>
0084 <span style="color:#ca60ca">}</span>
0085 </pre></body></html>