September 2004
Intermediate to advanced
304 pages
9h 26m
English
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Adding a New Button
In this example, you’ll add a new button to the Terminal’s interface that, when clicked, will clear the scrollback within the Terminal window. In order to make room for this new button, you’ll compress the height of the scrollbar.
Close the ContextMenu menu editor if it’s open.
Open the Terminal design window by double-clicking Term in the NIB window.
Select the scrollbar on the right side of the Terminal design window. It appears to the right of the TermSubview. Small, light-blue resize handles appear around the scrollbar. The Info window’s titlebar updates to NSScroller (Custom) Info.
Hold down the Shift key and resize the scrollbar so that it shrinks vertically without changing horizontally. Resize the scrollbar to about half its former size.
Click at the very top of the column (just below the titlebar) to select the split-view button.
Choose Edit → Duplicate (⌘-D) to create a new copy of this invisible button.
Drag the invisible button copy down just below the original and watch until the guides (shown in Figure 7-23) appear. These guides ensure that the new button appears just below the original, aligned within the column.
Figure 7-23. Watch for these guidebars to appear when you reposition the new button
With the new button selected, open the Attributes pane in the Info window (⌘-1).
In the Attributes pane, check the Bordered box. An outline appears around the new ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.