9第九章：窗口机制（all about window functions）.htm

curses界面编程

1'> </span><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>/*</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>计算窗口中心位置的列数</span><span lang=EN-US><span style='mso-tab-count:
1'> </span>*/</span></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><b
style='mso-bidi-font-weight:normal'><span lang=EN-US style='font-family:Tahoma'>printw(&quot;</span></b><span
lang=EN-US style='font-family:Tahoma'>Press F1 to exit<b style='mso-bidi-font-weight:
normal'>&quot;);<o:p></o:p></b></span></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>refresh();<o:p></o:p></span></b></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><b
style='mso-bidi-font-weight:normal'><span lang=EN-US style='font-family:Tahoma'>my_win
= create_newwin(height, width, starty, startx);<o:p></o:p></span></b></p>

<p class=MsoNormal><span lang=EN-US><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>while((ch
= getch()) != KEY_F(1))<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>{<span
style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp; </span>switch(ch)<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:2'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>{<span
style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp; </span>case KEY_LEFT:<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:4'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>destroy_win(my_win);<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:4'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>my_win
= create_newwin(height, width, starty,--startx);<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:4'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>break;<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:3'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>case
KEY_RIGHT:<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:4'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>destroy_win(my_win);<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:4'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>my_win
= create_newwin(height, width, starty,++startx);<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:4'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>break;<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:3'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>case
KEY_UP:<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:4'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>destroy_win(my_win);<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:4'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>my_win
= create_newwin(height, width, --starty,startx);<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:4'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>break;<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:3'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>case
KEY_DOWN:<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:4'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>destroy_win(my_win);<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:4'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>my_win
= create_newwin(height, width, ++starty,startx);<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:4'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>break;<span
style='mso-tab-count:1'>&nbsp;&nbsp; </span><o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:2'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>}<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>}<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:2'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>endwin();<span
style='mso-tab-count:3'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></b><span
lang=EN-US>/*</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>结束</span><span lang=EN-US> curses</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>模式</span><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>*/</span><b
style='mso-bidi-font-weight:normal'><span lang=EN-US style='font-family:Tahoma'><o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>return
0;<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'>}<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><o:p>&nbsp;</o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'>WINDOW *create_newwin(int height, int width, int
starty, int startx)<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'>{<span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp; </span>WINDOW
*local_win;<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><o:p>&nbsp;</o:p></span></b></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><b
style='mso-bidi-font-weight:normal'><span lang=EN-US style='font-family:Tahoma'>local_win
= newwin(height, width, starty, startx);<o:p></o:p></span></b></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><b
style='mso-bidi-font-weight:normal'><span lang=EN-US style='font-family:Tahoma'>box(local_win,
0 , 0);</span></b><span lang=EN-US><span style='mso-tab-count:2'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>/*
0, 0</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>是字符默认的行列起始位置</span> <span lang=EN-US>*/</span></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><b
style='mso-bidi-font-weight:normal'><span lang=EN-US style='font-family:Tahoma'>wrefresh(local_win);</span></b><span
lang=EN-US style='font-family:Tahoma'><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span
lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>/*</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>刷新窗口缓冲，显示</span> <span lang=EN-US>box <span
style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span
style='mso-spacerun:yes'>&nbsp;&nbsp;&nbsp;</span>*/</span></p>

<p class=MsoNormal><span lang=EN-US><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><b
style='mso-bidi-font-weight:normal'><span lang=EN-US style='font-family:Tahoma'>return
local_win;<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'>}<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'><o:p>&nbsp;</o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'>void destroy_win(WINDOW *local_win)<o:p></o:p></span></b></p>

<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-family:Tahoma'>{<span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp; </span><o:p></o:p></span></b></p>

<p class=MsoNormal><span lang=EN-US>/* box(local_win, ' ', ' '); </span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>：不会按照预期的那样清除窗口。他只会留下四个窗口角落的在残余字符。</span><span lang=EN-US>*/</span></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><b
style='mso-bidi-font-weight:normal'><span lang=EN-US style='font-family:Tahoma'>wborder(local_win,
' ', ' ', ' ',' ',' ',' ',' ',' ');<o:p></o:p></span></b></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>/*</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>参数注解</span><span lang=EN-US>9.3</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>：</span><span lang=EN-US> </span></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span
style='mso-spacerun:yes'>&nbsp;</span>* 1. win:</span><span style='font-family:
宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>当前操作的窗口</span></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span
style='mso-spacerun:yes'>&nbsp;</span>* 2. ls:</span><span style='font-family:
宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>用于显示窗口左边界的字符</span><span
lang=EN-US> </span></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span
style='mso-spacerun:yes'>&nbsp;</span>* 3. rs:</span><span style='font-family:
宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>用于显示窗口右边界的字符</span><span
lang=EN-US> </span></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span
style='mso-spacerun:yes'>&nbsp;</span>* 4. ts:</span><span style='font-family:
宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>用于显示窗口上边界的字符</span><span
lang=EN-US> </span></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span
style='mso-spacerun:yes'>&nbsp;</span>* 5. bs:</span><span style='font-family:
宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>用于显示窗口下边界的字符</span><span
lang=EN-US> </span></p>

<p class=MsoNormal><span lang=EN-US><span style='mso-tab-count:1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span