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WindowFlags (Tips&Tricks 1)

10/12/2010

How to make a Widget without Windows Frames around it
widget->setWindowFlags(Qt::FramelessWindowHint);

How to make a Widget popupable "like a bubble"
widget->setWindowFlags(Qt::Popup);
some may say FramlessWindowHint quite like Popup
FramlessWindowHint just make Widget without windows frames
but
Popup remove Windows frames and treat the Widget like a Bubble -just try both and u will know the difference -

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Creating Android Apps with "AIR for Android"

9/3/2010

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Now u can create Android Apps with Air
Prerequisites :
1-Flash CS5 installed
2-Android SDK installed

Steps :

Sign in Adobe Prereleased
Install Air 2.5 Runtime Device for ur targeted Android API level like "Froyo"
Install it to ur Device or Emulator from Command Prompt
1. cd to ur Android SDK folder then Tools folder
2. adb install $Runtime_Device_Froyo.apk
Download AIR for Android Extension for Flash CS5
Rename its extension from zip to zxp
Open Adobe Extension Manager CS5 As administrator
Press Install and refer to AIR For Android Extension and nxt nxt
Open Flash CS5 and choose Air for Android
Paint ur MasterPiece "make ur app"
Press on Air "Android Settings" Dialog and set ur settings
Press Publish in "Air Android Settings"
Now u have ur app in .apk format
EnJOY

thx to
Lee Brimelow
Niro_kal

Video
http://gotoandlearn.com/play.php?id=123

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Qt for Symbian

8/25/2010

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Chapters:
intro and motivation
Getting Started
Qt in General
Qt mobility API
Qt like mobile Extensions
Qt Apps and Native Symbian Extensions
Qt for Symbian Examples

LOOK INSIDE !

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How to use Twitter inside ur Qt apps

8/13/2010

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know about Qt app can tweet through QTwitterClient site
http://qt-mobility.blogspot.com/search/label/QTwitterClient

and i downloaded it and configure it in my app

here is the steps to use it in UR app

1-download QTwitterClient
u can download it from GIT or Directy

2-add cpp and h files to ur project

3-include QTwitterClient in ur app

#include"qtwitterclient.h"

4-make instance from QTwitterClient

QTwitterClient*twitter=newQTwitterClient(this);

    twitter->setLogin(login); //login is QString has username

    twitter->setPassword( password); //password is QString has password of twitter account

    twitter->tweet("im tweeting through my new #Qt app,7dl");

if u have error do this
Go to QtwitterClient.cpp

1.       Delete
19 #include <QtNetwork>

2.       If u have error in debug
comment lines (78,81,90)

Go to QtwitterClient.h

1.       Replace
#include <QNetworkAccessManager>
with
#include"QtNetwork/QNetworkAccessManager"

2.       Replace
#include <QNetworkReply>

With
#include"QtNetwork/QNetworkReply"

Go to ur project.pro

Add network to Qt like

QT       += core gui\

        network

u can download my edited QtwitterClient
here

thx to Hendy Irawan for this great APIs

ENJOY

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How to plug Qt plugins

8/11/2010

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plugins are small programs that are make to ease development
1.       Go to http://qt.nokia.com/products/appdev/add-on-products/catalog/4

2.       Choose the plugin u need from Qt Solutions

3.       CHECK “Tested on” for ur target platform

4.       Download Open Source Edition

5.       Unzip to C:\

6.       Open Qt command Prompt

7.       Cd to the directory

8.       Type >configure –library

9.       License agreement will appear ,type >yes

10.   Then type >qmake

11.   Then type >mingw32-make

12.   Cd to plugins inside the unzipped folder

13.   Type >qmake

14.   Type >mingw32-make

15.   Copy the dll inside $(the directory)\plugins\release to bin inside Qt directory

Now u can open Qt Designer and drag and drop the plugin from Widget Box

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OOP Demystified

7/10/2010

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The fast and easy way to understanding the fundamentals of OOP Want to learn about object-oriented programming quickly and easily? Looking to brush up on modeling, classes, and attributes? Then OOP Demystified is the easy-to-understand, step-by-step guidebook that will help you figure out the ins-and-outs of object-oriented programming (OOP). Written for anyone without formal training in the subject, OOP Demystified teaches complex OOP topics in clear, plain language--from the reasons why objects are successful as models for programming to case modeling, class diagrams, interfaces, and much more. The authors leave out unnecessary, time-consuming information to deliver the essentials you need to begin and maintain all your OOP projects. Simple enough for a beginner, but challenging enough for an advanced student, OOP Demystified is your shortcut to mastering object-oriented programming. This one-of-a-kind self-teaching text offers: An easy way to understand OOP A quiz at the end of each chapter A final exam at the end of the book No unnecessary technical jargon A time-saving approach

Download

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What every great programmer knows:

7/6/2010

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1. how to read other's code (which is usually more like playing a massive game of concentration than reading a book)

2. how to instinctively refactor their own code to make it more generally useful, more readable, more concise

3. how to sit down and *STUDY* a computer book or manual, straight through, for its own sake

4. how to use a debugger and a profiler

5. when to give up for the day and go home
taken from Fog

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