Re: [android-developers] Issue with the basic if statement

I would recommend following a tutorial more closely until you get the
hang of things..

The XML is only to define a layout (it is in a '.xml' file), the Java
code (in a '.java' file) defines the action your app takes.

kris

On Tue, Aug 21, 2012 at 5:06 PM, Waheed Rafiq <wrafiq@gmail.com> wrote:
> you defo got one thing right " I am confused" -:) I actually thought I was
> writing code in java ? so this now begs the question where do I write the
> code if not in MyFirstApp.main
>
> I am new to Java and XML
>
> thanks for your prompt reply
>
> On Aug 21, 2012 9:46 PM, "Kristopher Micinski" <krismicinski@gmail.com>
> wrote:
>>
>> You seem to be quite confused... You can't write an if statement
>> inside XML, it's not interactive (computation), it's just static XML.
>>
>> What you need to do is put that in your java code,
>>
>> kris
>>
>> On Tue, Aug 21, 2012 at 4:40 PM, Waheed Rafiq <wrafiq@gmail.com> wrote:
>> > Hi guys , I am new to android development
>> >
>> > for sometime I have try to resolve the if statement issue within my
>> > code
>> > but can't seem to understand why it does not work
>> >
>> > here is my code that I was learning from online tutorial
>> >
>> > <RelativeLayout
>> > xmlns:android="http://schemas.android.com/apk/res/android"
>> >
>> > xmlns:tools="http://schemas.android.com/tools"
>> >
>> > android:layout_width="match_parent"
>> >
>> > android:layout_height="match_parent" >
>> >
>> >
>> > <TextView
>> >
>> > android:id="@+id/textView1"
>> >
>> > android:layout_width="wrap_content"
>> >
>> > android:layout_height="wrap_content"
>> >
>> > android:layout_centerHorizontal="true"
>> >
>> > android:layout_centerVertical="true"
>> >
>> > android:padding="@dimen/padding_medium"
>> >
>> > android:text="@string/hello_world"
>> >
>> > tools:context=".MainActivity" />
>> >
>> >
>> > <Button
>> >
>> > android:id="@+id/button1"
>> >
>> > android:layout_width="wrap_content"
>> >
>> > android:layout_height="wrap_content"
>> >
>> > android:layout_below="@+id/textView1"
>> >
>> > android:layout_centerHorizontal="true"
>> >
>> > android:layout_marginTop="59dp"
>> >
>> > android:text="Edit me" // on this line I name the button Edit
>> > Me
>> >
>> > if(android.text="Hussian Waheed") android.text="Change Me"; //
>> > on
>> > this line I am trying to say if the button is "Edit Me" then change this
>> > to
>> > "Change Me"
>> >
>> >
>> > all I get is a error stating my if statment requires a equal , I just
>> > don't
>> > understand it. really would like someone to give me a better example of
>> > how
>> > to change a button name to different button name.
>> >
>> >
>> > thanks
>> >
>> >
>> >
>> >
>> >
>> >
>> > />
>> >
>> >
>> >
>> >
>> >
>> > </RelativeLayout>
>> >
>> >
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