01.
Perl/TkFAQ-10.18.如何限制输入框中内容的宽度原文:10.18. How do I limit an Entry's insertion width?[OBSOLETE; explain use of new -validatecommand with 8.0] Nick Ing-Simmons recommends writing a new Entry widget with the insert metho...查看完整版>>
Perl/TkFAQ-10.18.如何限制输入框中内容的宽度
02.
Perl/TkFAQ-10.3.如何安排各组件的布局原文:10.3. How do I arrange the layout of my widgets?To control the layout and appearance of widgets in a window one makes use of a geometry manager, as well as -padding, -fill, -expand, ...查看完整版>>
Perl/TkFAQ-10.3.如何安排各组件的布局
03.
Perl/TkFAQ-10.5.如何绑定键盘上的按键原文:10.5. How do I bind keyboard keys?There are many default key bindings built in to the widgets of perl/Tk. Making proper use of them often involves setting up the right callback. (You...查看完整版>>
Perl/TkFAQ-10.5.如何绑定键盘上的按键
04.
如何在文本框中限制输入如何在文本框中限制输入大家是如何对文本输入实现限制的呢空饫锝樯芤幌掠秒eydown句柄和pass指令实现的方法。首先,让我们看看如何完全屏蔽和完全不屏蔽字符输入。 如果在某个可编辑文本精灵上加入下...查看完整版>>
如何在文本框中限制输入
05.
Perl/TkFAQ-10.16.如何获取输入框(Entry)中的内容原文:10.16. How do I get the entry in an Entry?You want to call get on the return value of the widget itself. Here is how it may be used in a simplified version of example 1.1 from the Tk...查看完整版>>
Perl/TkFAQ-10.16.如何获取输入框(Entry)中的内容
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Perl/TkFAQ-10.17.如何隐藏密码输入框中的内容?原文:10.17. How do I hide a password Entry?Set the -show option to zero, as in this example: $entry = $form->Entry(-textvariable => \$user_entry, -show => 0);译文:10.17....查看完整版>>
Perl/TkFAQ-10.17.如何隐藏密码输入框中的内容?
07.
Perl/TkFAQ-18.3.如何用after来实现动画效果?原文:18.3. How can I do animations using after?There is a "toggling button" demo script supplied with Tk called after_demo that makes effective use of after().Terry Greenlaw mailto:te...查看完整版>>
Perl/TkFAQ-18.3.如何用after来实现动画效果?
08.
Perl/TkFAQ-10.如何使用某个组件来完成某个工作原文:10. How do I get widget X to do Y ?There are a number of tasks that can be accomplished with perl/Tk widgets, configurations, and bindings (a few that can't and a few that require sp...查看完整版>>
Perl/TkFAQ-10.如何使用某个组件来完成某个工作
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Perl/TkFAQ-10.1.如何使用按钮来调用Perl的子程序原文:10.1. How do I get a Button to call a Perl subroutine?You may specify the -command option in the call to create & pack the button as in: $main->Button(-text => 'Print', -comman...查看完整版>>
Perl/TkFAQ-10.1.如何使用按钮来调用Perl的子程序
10.
Perl/TkFAQ-10.8.如何配置用一个滚动条来控制多个组件原文:10.8. How do I configure a Scrollbar to scroll multiple widgets?Note that the widget type that you wish to scroll can be important as a scroll "unit" on a Text or Listbox may be a ch...查看完整版>>
Perl/TkFAQ-10.8.如何配置用一个滚动条来控制多个组件
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