thr3ads.net - wxruby development - [Wxruby-development] [1124] trunk/wxruby2/samples/bigdemo/wxGauge.rbw: Use Wx::Timer instead of evt_idle to drive Gauge sample, to avoid 100% [Jul 2007]

If this information is useful, please help other people find it:
Share via:

nobody at rubyforge.org

2007-Jul-20 18:15 UTC

[Wxruby-development] [1124] trunk/wxruby2/samples/bigdemo/wxGauge.rbw: Use Wx::Timer instead of evt_idle to drive Gauge sample, to avoid 100%

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head><meta http-equiv="content-type"
content="text/html; charset=utf-8" /><style
type="text/css"><!--
#msg dl { border: 1px #006 solid; background: #369; padding: 6px; color: #fff; }
#msg dt { float: left; width: 6em; font-weight: bold; }
#msg dt:after { content:'':'';}
#msg dl, #msg dt, #msg ul, #msg li, #header, #footer { font-family:
verdana,arial,helvetica,sans-serif; font-size: 10pt;  }
#msg dl a { font-weight: bold}
#msg dl a:link    { color:#fc3; }
#msg dl a:active  { color:#ff0; }
#msg dl a:visited { color:#cc6; }
h3 { font-family: verdana,arial,helvetica,sans-serif; font-size: 10pt;
font-weight: bold; }
#msg pre { overflow: auto; background: #ffc; border: 1px #fc0 solid; padding:
6px; }
#msg ul, pre { overflow: auto; }
#header, #footer { color: #fff; background: #636; border: 1px #300 solid;
padding: 6px; }
#patch { width: 100%; }
#patch h4 {font-family:
verdana,arial,helvetica,sans-serif;font-size:10pt;padding:8px;background:#369;color:#fff;margin:0;}
#patch .propset h4, #patch .binary h4 {margin:0;}
#patch pre {padding:0;line-height:1.2em;margin:0;}
#patch .diff {width:100%;background:#eee;padding: 0 0 10px 0;overflow:auto;}
#patch .propset .diff, #patch .binary .diff  {padding:10px 0;}
#patch span {display:block;padding:0 10px;}
#patch .modfile, #patch .addfile, #patch .delfile, #patch .propset, #patch
.binary, #patch .copfile {border:1px solid #ccc;margin:10px 0;}
#patch ins {background:#dfd;text-decoration:none;display:block;padding:0 10px;}
#patch del {background:#fdd;text-decoration:none;display:block;padding:0 10px;}
#patch .lines, .info {color:#888;background:#fff;}
--></style>
<title>[1124] trunk/wxruby2/samples/bigdemo/wxGauge.rbw: Use Wx::Timer
instead of evt_idle to drive Gauge sample, to avoid 100%</title>
</head>
<body>

<div id="msg">
<dl>
<dt>Revision</dt> <dd>1124</dd>
<dt>Author</dt> <dd>brokentoy</dd>
<dt>Date</dt> <dd>2007-07-20 14:15:11 -0400 (Fri, 20 Jul
2007)</dd>
</dl>

<h3>Log Message</h3>
<pre>Use Wx::Timer instead of evt_idle to drive Gauge sample, to avoid
100%
CPU usage</pre>

<h3>Modified Paths</h3>
<ul>
<li><a
href="#trunkwxruby2samplesbigdemowxGaugerbw">trunk/wxruby2/samples/bigdemo/wxGauge.rbw</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkwxruby2samplesbigdemowxGaugerbw"></a>
<div class="modfile"><h4>Modified:
trunk/wxruby2/samples/bigdemo/wxGauge.rbw (1123 => 1124)</h4>
<pre class="diff"><span>
<span class="info">---
trunk/wxruby2/samples/bigdemo/wxGauge.rbw&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp2007-07-20
08:58:51 UTC (rev 1123)
+++
trunk/wxruby2/samples/bigdemo/wxGauge.rbw&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp2007-07-20
18:15:11 UTC (rev 1124)
</span><span class="lines">@@ -12,55 +12,58 @@
</span><span class="cx"> end
</span><span class="cx"> 
</span><span class="cx"> class TestPanel < Wx::Panel
</span><del>-    def initialize(parent, log)
-        super(parent, -1)
-        @log = log
-        @count = 0
-        
-        Wx::StaticText.new(self, -1, "This example shows the wxGauge
control.", Wx::Point.new(45,15))
-        
-        @g1 = Wx::Gauge.new(self, -1, 50, Wx::Point.new(110,50),
Wx::Size.new(250,25))
-        @g1.set_bezel_face(3)
-        @g1.set_shadow_width(3)
-        
-        @g2 = Wx::Gauge.new(self, -1, 50, Wx::Point.new(110,95),
Wx::Size.new(250,25), Wx::GA_HORIZONTAL | Wx::GA_SMOOTH)
-        @g2.set_bezel_face(5)
-        @g2.set_shadow_width(5)
-        
-        @g3 = Wx::Gauge.new(self, -1, 50, Wx::Point.new(110, 140),
Wx::Size.new(25,250), Wx::GA_VERTICAL)
-        @g3.set_bezel_face(3)
-        @g3.set_shadow_width(3)
-        
-        evt_idle {|event| idle_handler(event)}
-    end
</del><ins>+  def initialize(parent, log)
+    super(parent, -1)
+    @log = log
+    @count = 0
</ins><span class="cx">     
</span><del>-    def idle_handler(event)
-        @count = @count + 1
-        if @count > 50
-            @count = 0
-        end
-        @g1.set_value(@count)
-        @g2.set_value(@count)
-        @g3.set_value(@count)
-        
-        # Tells wxWindows that more processing is required. This function can
be called by an OnIdle handler
-        # for a window or window event handler to indicate that wxApp::OnIdle
should forward the OnIdle event
-        # once more to the application windows. If no window calls this
function during OnIdle, then the
-        # application will remain in a passive event loop (not calling OnIdle)
until a new event is posted to
-        # the application by the windowing system.
-        event.request_more()  
</del><ins>+    Wx::StaticText.new( self, -1, "This example
shows the wxGauge control.",
+                        Wx::Point.new(45,15))
+    
+    @g1 = Wx::Gauge.new( self, -1, 50, 
+                         Wx::Point.new(110,50), Wx::Size.new(250,25))
+    @g1.set_bezel_face(3)
+    @g1.set_shadow_width(3)
+    
+    @g2 = Wx::Gauge.new( self, -1, 50, 
+                         Wx::Point.new(110,95), Wx::Size.new(250,25), 
+                         Wx::GA_HORIZONTAL|Wx::GA_SMOOTH)
+    @g2.set_bezel_face(5)
+    @g2.set_shadow_width(5)
+    
+    @g3 = Wx::Gauge.new( self, -1, 50, 
+                         Wx::Point.new(110, 140), Wx::Size.new(25,250), 
+                         Wx::GA_VERTICAL)
+    @g3.set_bezel_face(3)
+    @g3.set_shadow_width(3)
+
+    # start a timer to move the gauges forward every 1/4 s
+    timer = Wx::Timer.new(self, 5001)
+    evt_timer(5001) { move_gauges }
+    timer.start(250)
+  end
+  
+  # advance the gauges
+  def move_gauges
+    @count +=1 
+    if @count > 50 
+      @count = 0
</ins><span class="cx">     end
</span><ins>+    @g1.set_value(@count)
+    @g2.set_value(@count)
+    @g3.set_value(@count)
+  end
</ins><span class="cx"> end
</span><span class="cx"> 
</span><span class="cx"> module Demo
</span><del>-    def Demo.run(frame, nb, log)
-        win = TestPanel.new(nb, log)
-        return win
-    end
-    
-    def Demo.overview
-        return "A gauge is a horizontal or vertical bar which shows a
quantity (often time). "
-    end
</del><ins>+  def Demo.run(frame, nb, log)
+    win = TestPanel.new(nb, log)
+    return win
+  end
+  
+  def Demo.overview
+    return "A gauge is a horizontal or vertical bar which shows a quantity
(often time). "
+  end
</ins><span class="cx"> end
</span><span class="cx"> 
</span><span class="cx"> if __FILE__ == $0
</span></span></pre>
</div>
</div>

</body>
</html>

Possibly Parallel Threads

Search for more apparently analagous threads

wxruby development - Jul 2007 - [1124] trunk/wxruby2/samples/bigdemo/wxGauge.rbw: Use Wx::Timer instead of evt_idle to drive Gauge sample, to avoid 100%

[Wxruby-development] [1124] trunk/wxruby2/samples/bigdemo/wxGauge.rbw: Use Wx::Timer instead of evt_idle to drive Gauge sample, to avoid 100%

Possibly Parallel Threads

Wisdom of the Ancients