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ZealOS/docs/Demo/PullDownMenu.CC.html
TomAwezome 35ab2c024a Optimize RawPutChar bare-metal performance. 
Add ATAPI Format Unit structs, partially implement.
2021-07-29 14:43:33 -04:00

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<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=US-ASCII">
<meta name="generator" content="ZealOS V0.11">
<style type="text/css">
body {background-color:#fef1f0;}
.cF0{color:#000000;background-color:#fef1f0;}
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</style>
</head>
<body>
<pre style="font-family:monospace;font-size:12pt">
<a name="l1"></a><span class=cF2>//See </span><span class=cF4><u>Menus</span><span class=cF0>
<a name="l2"></a>
<a name="l3"></a></u>#</span><span class=cF1>define</span><span class=cF0> M_OPTION1 </span><span class=cFE>1</span><span class=cF0>
<a name="l4"></a>#</span><span class=cF1>define</span><span class=cF0> M_OPTION2 </span><span class=cFE>2</span><span class=cF0>
<a name="l5"></a>
<a name="l6"></a></span><span class=cF1>U0</span><span class=cF0> PullDownMenuDemo()
<a name="l7"></a>{
<a name="l8"></a> </span><span class=cF9>I64</span><span class=cF0> message_code, arg1, arg2;
<a name="l9"></a> </span><span class=cF9>CMenuEntry</span><span class=cF0> *tmpse;
<a name="l10"></a>
<a name="l11"></a> </span><span class=cF5>MenuPush</span><span class=cF0>( </span><span class=cF6>&quot;File {&quot;</span><span class=cF0>
<a name="l12"></a> </span><span class=cF6>&quot; Open(,'O');&quot;</span><span class=cF0>
<a name="l13"></a> </span><span class=cF6>&quot; Save(,'S');&quot;</span><span class=cF0>
<a name="l14"></a> </span><span class=cF6>&quot; Exit(,CH_SHIFT_ESC);&quot;</span><span class=cF0>
<a name="l15"></a> </span><span class=cF6>&quot;}&quot;</span><span class=cF0>
<a name="l16"></a> </span><span class=cF6>&quot;Edit {&quot;</span><span class=cF0>
<a name="l17"></a> </span><span class=cF6>&quot; Cut(,,SC_DELETE|SCF_SHIFT);&quot;</span><span class=cF0>
<a name="l18"></a> </span><span class=cF6>&quot; Paste(,,SC_INS|SCF_SHIFT);&quot;</span><span class=cF0>
<a name="l19"></a> </span><span class=cF6>&quot;}&quot;</span><span class=cF0>
<a name="l20"></a> </span><span class=cF6>&quot;Misc {&quot;</span><span class=cF0>
<a name="l21"></a> </span><span class=cF6>&quot; Beep(,CH_SPACE);&quot;</span><span class=cF0>
<a name="l22"></a> </span><span class=cF6>&quot; Opt1(MESSAGE_CMD,M_OPTION1);&quot;</span><span class=cF0>
<a name="l23"></a> </span><span class=cF6>&quot; Opt2(MESSAGE_CMD,M_OPTION2);&quot;</span><span class=cF0>
<a name="l24"></a> </span><span class=cF6>&quot;}&quot;</span><span class=cF0>
<a name="l25"></a> </span><span class=cF6>&quot;Help {&quot;</span><span class=cF0>
<a name="l26"></a> </span><span class=cF6>&quot; Help(,,0x3B0000003B);&quot;</span><span class=cF0>
<a name="l27"></a> </span><span class=cF6>&quot; About(,,0x23B0000023B);&quot;</span><span class=cF0>
<a name="l28"></a> </span><span class=cF6>&quot;}&quot;</span><span class=cF0>);
<a name="l29"></a>
<a name="l30"></a> </span><span class=cF6>&quot;A pull-down menu will appear &quot;</span><span class=cF0>
<a name="l31"></a> </span><span class=cF6>&quot;if you move the mouse to the top &quot;</span><span class=cF0>
<a name="l32"></a> </span><span class=cF6>&quot;of the screen.\n\n&quot;</span><span class=cF0>;
<a name="l33"></a>
<a name="l34"></a> </span><span class=cF1>do</span><span class=cF0>
<a name="l35"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l36"></a> message_code = </span><span class=cF5>MessageGet</span><span class=cF0>(&amp;arg1, &amp;arg2, </span><span class=cFE>1</span><span class=cF0> &lt;&lt; </span><span class=cF3>MESSAGE_KEY_DOWN</span><span class=cF0> + </span><span class=cFE>1</span><span class=cF0> &lt;&lt; </span><span class=cF3>MESSAGE_CMD</span><span class=cF0>);
<a name="l37"></a> </span><span class=cF6>&quot;\nCmd:%d ARG1:%X ARG2:%X\n\n&quot;</span><span class=cF0>, message_code, arg1, arg2;
<a name="l38"></a>
<a name="l39"></a> </span><span class=cF1>switch</span><span class=cF0> (message_code)
<a name="l40"></a> {
<a name="l41"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>MESSAGE_KEY_DOWN</span><span class=cF0>:
<a name="l42"></a> </span><span class=cF1>switch</span><span class=cF0> (arg1)
<a name="l43"></a> </span><span class=cF7>{</span><span class=cF2>//ASCII</span><span class=cF0>
<a name="l44"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>CH_SPACE</span><span class=cF0>:
<a name="l45"></a> </span><span class=cF5>Beep</span><span class=cF0>;
<a name="l46"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l47"></a>
<a name="l48"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cFE>0</span><span class=cF0>:
<a name="l49"></a> </span><span class=cF1>switch</span><span class=cF0> (arg2.u8[</span><span class=cFE>0</span><span class=cF0>])
<a name="l50"></a> {</span><span class=cF2>//arg2=Scan code</span><span class=cF0>
<a name="l51"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>SC_F1</span><span class=cF0>:
<a name="l52"></a> </span><span class=cF1>if</span><span class=cF0> (arg2 &amp; </span><span class=cF3>SCF_SHIFT</span><span class=cF0>)
<a name="l53"></a> </span><span class=cF6>&quot;About PullDown Demo\n&quot;</span><span class=cF0>;
<a name="l54"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l55"></a> </span><span class=cF6>&quot;Test the menu.\n&quot;</span><span class=cF0>;
<a name="l56"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l57"></a>
<a name="l58"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>SC_DELETE</span><span class=cF0>:
<a name="l59"></a> </span><span class=cF1>if</span><span class=cF0> (arg2 &amp; </span><span class=cF3>SCF_SHIFT</span><span class=cF0>)
<a name="l60"></a> </span><span class=cF6>&quot;Cut\n&quot;</span><span class=cF0>;
<a name="l61"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l62"></a>
<a name="l63"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>SC_INS</span><span class=cF0>:
<a name="l64"></a> </span><span class=cF1>if</span><span class=cF0> (arg2 &amp; </span><span class=cF3>SCF_SHIFT</span><span class=cF0>)
<a name="l65"></a> </span><span class=cF6>&quot;Paste\n&quot;</span><span class=cF0>;
<a name="l66"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l67"></a> }
<a name="l68"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l69"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l70"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l71"></a>
<a name="l72"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>MESSAGE_CMD</span><span class=cF0>:
<a name="l73"></a> </span><span class=cF2>//Feel free to make your menu</span><span class=cF0>
<a name="l74"></a> </span><span class=cF2>//drive by key strokes, but you can</span><span class=cF0>
<a name="l75"></a> </span><span class=cF2>//use the </span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KernelA.HH.html#l3886"><span class=cF4>MESSAGE_CMD</span></a><span class=cF2> val.</span><span class=cF0>
<a name="l76"></a> </span><span class=cF1>switch</span><span class=cF0> (arg1)
<a name="l77"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l78"></a> </span><span class=cF1>case</span><span class=cF0> M_OPTION1:
<a name="l79"></a> </span><span class=cF6>&quot;Option # 1\n&quot;</span><span class=cF0>;
<a name="l80"></a> </span><span class=cF1>if</span><span class=cF0> (tmpse = </span><span class=cF5>MenuEntryFind</span><span class=cF7>(</span><span class=cF5>Fs</span><span class=cF0>-&gt;cur_menu, </span><span class=cF6>&quot;Misc/Opt1&quot;</span><span class=cF7>)</span><span class=cF0>)
<a name="l81"></a> tmpse-&gt;checked = !tmpse-&gt;checked;
<a name="l82"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l83"></a>
<a name="l84"></a> </span><span class=cF1>case</span><span class=cF0> M_OPTION2:
<a name="l85"></a> </span><span class=cF6>&quot;Option # 2\n&quot;</span><span class=cF0>;
<a name="l86"></a> </span><span class=cF1>if</span><span class=cF0> (tmpse = </span><span class=cF5>MenuEntryFind</span><span class=cF7>(</span><span class=cF5>Fs</span><span class=cF0>-&gt;cur_menu, </span><span class=cF6>&quot;Misc/Opt2&quot;</span><span class=cF7>)</span><span class=cF0>)
<a name="l87"></a> tmpse-&gt;checked = !tmpse-&gt;checked;
<a name="l88"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l89"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l90"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l91"></a> }
<a name="l92"></a>
<a name="l93"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l94"></a> </span><span class=cF1>while</span><span class=cF0> (message_code != </span><span class=cF3>MESSAGE_KEY_DOWN</span><span class=cF0> || </span><span class=cF7>(</span><span class=cF0>arg1 != </span><span class=cF3>CH_SHIFT_ESC</span><span class=cF0> &amp;&amp; arg1 != </span><span class=cF3>CH_ESC</span><span class=cF7>)</span><span class=cF0>);
<a name="l95"></a>
<a name="l96"></a> </span><span class=cF5>MenuPop</span><span class=cF0>;
<a name="l97"></a>}
<a name="l98"></a>
<a name="l99"></a>PullDownMenuDemo;
</span></pre></body>
</html>
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