Download C++ GUI Programming with Qt4 (Second Edition) by Jasmin Blanchette PDF

By Jasmin Blanchette

The one legit, Best-Practice advisor to Qt 4.3 ProgrammingUsing Trolltech's Qt you could construct industrial-strength C++ functions that run natively on home windows, Linux/Unix, Mac OS X, and embedded Linux with out resource code alterations. Now, Trolltech insiders have written a start-to-finish advisor to getting awesome effects with the newest model of Qt: Qt 4.3. full of reasonable examples and in-depth suggestion, this can be the ebook Trolltech makes use of to educate Qt to its personal new hires. generally revised and improved, it unearths cutting-edge top Qt programming styles for every little thing from imposing model/view structure to utilizing Qt 4.3's more desirable portraits help. you will discover confirmed recommendations for nearly each GUI improvement job, in addition to subtle strategies for supplying database entry, integrating XML, utilizing subclassing, composition, and extra. even if you are new to Qt or upgrading from an older model, this ebook can help accomplish every thing that Qt 4.3 makes attainable. thoroughly up to date all through, with major new assurance of databases, XML, and Qtopia embedded programmingCovers all Qt 4.2/4.3 adjustments, together with home windows Vista aid, local CSS help for widget styling, and SVG dossier generationContains separate 2nd and 3D chapters, assurance of Qt 4.3's new images view periods, and an advent to QPainter's OpenGL back-endIncludes new chapters on look-and-feel customization and alertness scriptingIllustrates Qt 4's model/view structure, plugin help, format administration, occasion processing, box sessions, and lots more and plenty morePresents complex thoughts coated in no different book—from growing plugins to interfacing with local APIsIncludes a brand new appendix on Qt Jambi, the recent Java model of Qt

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The following chapters of Part I build on the fundamentals covered here, showing how to create complete GUI applications with menus, toolbars, document windows, a status bar, and dialogs, along with the underlying functionality to read, process, and write files. 2. Creating Dialogs Subclassing QDialog Signals and Slots in Depth Rapid Dialog Design Shape-Changing Dialogs Dynamic Dialogs Built-in Widget and Dialog Classes This chapter will teach you how to create dialog boxes using Qt. Dialog boxes present users with options and choices, and allow them to set the options to their preferred values and to make their choices.

This memory leak is harmless in such a small program, since the memory will be reclaimed by the operating system when the program terminates. It is now possible to try the program on your own machine. 1. 2 (or a later Qt 4 release), a process that is explained in Appendix A. From now on, we will assume that you have a correctly installed copy of Qt 4 and that Qt's bin directory is in your PATH environment variable. cpp in a directory called hello. cpp. 1. pro to create a platform-specific makefile from the project file.

This site also has selected articles from Qt Quarterly, the Qt programmers' newsletter sent to all commercial licensees. This chapter introduced the key concepts of signal–slot connections and layouts. It also began to reveal Qt's consistent and fully object-oriented approach to the construction and use of widgets. If you browse through Qt's documentation, you will find a uniformity of approach that makes it straightforward to learn how to use new widgets, and you will also find that Qt's carefully chosen names for functions, parameters, enums, and so on, make programming in Qt surprisingly pleasant and easy.

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