Download e-book for iPad: Cocoa and Objective-C Cookbook by Jeff Hawkins

By Jeff Hawkins

ISBN-10: 1283349655

ISBN-13: 9781283349659

ISBN-10: 1849690383

ISBN-13: 9781849690386

ISBN-10: 1849690391

ISBN-13: 9781849690393

Written in a cookbook variety, this publication deals recommendations utilizing a recipe-based process. every one recipe includes step by step directions through an research of what used to be performed in each one activity and different helpful details. The cookbook technique skill you could dive into no matter what recipes you will have in no specific order. This ebook is ideal for the Mac OS X Cocoa developer who's able to flow past the fundamentals and dive into extra complicated Cocoa issues. The cookbook structure helps you to bounce correct into the examples with no the long factors you frequently locate in different books. easy familiarity with Cocoa and Objective-C improvement is needed

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Extra info for Cocoa and Objective-C Cookbook

Sample text

How to do it... 1. h to add the delegate, in this case a NSSplitViewDelegate, and a variable to the class interface. Below the reference to NSWindow, add the following variable NSSplitView *splitView;. 2. Next, we need to add a property for the split view variable. Below the property for the NSWindow, add: @property (retain) IBOutlet NSSplitView *splitView;. 3. Now its time to add a NSSplitView to our application's window using Interface Builder. xib file to open the interface file. 4. From the Library palette in Interface Builder, locate the Horizontal Split View and drag it to the application window.

2. Add a property for the button: @property (retain) IBOutlet NSButton *showAlertsButton; 3. Next, you will need to add a method signature for the button's action method. Add the - (IBAction) showAlertsButtonHit:(id)sender; signature to the class interface. "]; [alert beginSheetModalForWindow:[self window] modalDelegate:self didEndSelector:@selector(sheetModalEnded:returnCode: contextInfo:) contextInfo:nil]; } 4. xib to open it in Interface Builder. 5. Drag a Push Button from the Library palette to the application window.

We then call the setImage: method on the NSImageView to set the image instance. The NSImageView will draw the image within its view and possibly scale the image depending on the value set with the setImageScaling: method. There's more... You can set different options on how NSImageView will scale the image you provide based on whether your image is larger or smaller than the image view. You can also tell NSImageView not to scale at all. 29 User Interface Components See also The sample code and project for this recipe is located under the Image folder in the code bundled with this book.

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Cocoa and Objective-C Cookbook by Jeff Hawkins

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