legislate
发表于 2025-3-23 12:31:11
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无动于衷
发表于 2025-3-23 16:27:18
Creating a User Interface, common to create programs that display a user interface of some kind. Typically that means showing a window filled with different items such as labels to display text, text fields to allow the user to type something in, and buttons or pull-down menus to give the user control over the program.
GIST
发表于 2025-3-23 19:37:46
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inclusive
发表于 2025-3-23 22:21:51
Using Text with Labels, Text Fields, and Combo Boxes,s. However, sometimes a program needs to allow the user to type in data that can never be predicted ahead of time, such as a person’s name. When a program needs to allow the user to type in data, that’s when you need to use a text field or a combo box.
突袭
发表于 2025-3-24 02:32:05
Creating Pull-Down Menus,ttons can clutter the screen. To avoid trying to cram multiple buttons on the screen, you can group related commands in multiple pull-down menus. By default, Xcode creates every OS X project with the following pull-down menu titles:
线
发表于 2025-3-24 08:30:38
The Basics of Creating a Mac Program,Whatever type of OS X program you want to create, such as a video game or a custom program for lawyers or stock brokers, you’ll always go through the same basic steps. First, you need to create an OS X project. This creates a bare-bones OS X program that includes a generic user interface.
notice
发表于 2025-3-24 13:57:13
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庇护
发表于 2025-3-24 16:02:39
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outer-ear
发表于 2025-3-24 20:15:06
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使迷惑
发表于 2025-3-24 23:39:03
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