FrameLayout certainly does *not* show one child at a time. It is used mostly for two things: - Displaying one View that fills the screen (although if you have a layout with one child only, you are usually doing something wrong) - Display a stack of Views (it's very useful for overlays, etc.)
On Thu, Mar 3, 2011 at 3:12 AM, paulb <[email protected]> wrote: > G;day mate, > > FrameLayouts are usually only used forshowing one item at a time. You > can layout multiple views, but they will all be laid on top of each > other. There is a use for this, but I suspect not for your description > of the problem. > > I would use a RelativeLayout - they make my life so much easier. With > a relative layout you can specify that: > > - the RelativeLayout is to take up the entire screen > (layout_height="fill_parent", etc) > - the header is to stay at the top (alignParentTop=true) > - the footer / navigation bar is to stay at the bottom > (alignParentBottom=true) > - the listview is to take up all the rest of the space > (layout_below="@+id/header" , layout_above="@+id/footer", > layout_height="fill_parent") > > I noticed you used "alignParentBottom" in your last layout - maybe you > intended to use a RelativeLayout instead. > > > Also, if you plan to make more than one screen with this pattern, I > would put the title bar and the navigation into separate layouts and > then include them in the main layout. > > > For example: > > <RelativeLayout > android:layout_height="fill_parent" > android:layout_height="fill_parent" > > > <LinearLayout android:id="@+id/header" > android:layout_width="fill_parent" > android:layout_height="wrap_content" > android:layout_alignParentTop="true" > android:layout_centerHorizontal="true" > android:orientation="horizontal" style="@android:style/ButtonBar"> > > <ImageView android:src="@drawable/person" > android:layout_width="wrap_content" > android:layout_height="wrap_content" /> > > <TextView android:text="@string/personstring" > android:layout_width="wrap_content" > android:layout_height="wrap_content" > android:textStyle="bold" > android:textAppearance="?android:attr/textAppearanceLarge" /> > </LinearLayout> > > <ListView android:visibility="visible" android:id="@android:id/list" > android:layout_width="fill_parent" > android:layout_height="fill_parent" > android:layout_below="@+id/header" > android:layout_above="@+id/footer" /> > > <LinearLayout android:id="@+id/footer" > android:layout_alignParentBottom="true" > android:layout_centerHorizontal="true" > android:layout_width="fill_parent" > android:layout_height="wrap_content" > android:orientation="horizontal > style="@android:style/ButtonBar"> > > <ImageButton android:id="@+id/loacreation.previousButton" > android:layout_width="wrap_content" > android:layout_height="wrap_content" > android:layout_weight="1" > android:src="@drawable/buttonarrowleft" /> > > <ImageButton android:id="@+id/loacreation.nextButton" > android:layout_width="wrap_content" > android:layout_height="wrap_content" > android:layout_weight="1" > android:src="@drawable/buttonarrowright" /> > </LinearLayout> > > > </RelativeLayout> > > > On Thu, Mar 3, 2011 at 3:37 AM, Patrick <[email protected]> > wrote: > > Hallo! > > > > I want to create a Wizzard like layout which should look like described: > > * at the top should be some kind of title of the current dialog > > * at the bottom should be a navigation bar containg buttons for > > next/previous and various operations. THis bar should always(!) be at the > > very bottom of the screen. > > * at the center should be a list (should use all the space left, except > the > > title bar and the navigation bar described above) > > > > My first attempt is posted below. I used framelayout however I was told > this > > is a bad idea. The problem I ran into is that last row of my list is > below > > the bar with the buttons at the bottom of the screen. Do you have any > > suggestions on how I could solve my Problem? > > > > Thanks > > > > Here's my not working draft: > > > > <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"; > > android:orientation="vertical" android:layout_width="fill_parent" > > android:layout_height="fill_parent"> > > > > <LinearLayout android:layout_width="fill_parent" > > android:layout_height="wrap_content" > android:orientation="vertical" > >> > > > > <LinearLayout android:layout_width="fill_parent" > > android:layout_height="wrap_content" > > android:orientation="horizontal" style="@android:style/ButtonBar"> > > > > <ImageView android:src="@drawable/person" > > android:layout_width="wrap_content" > > android:layout_height="wrap_content" /> > > > > <TextView android:text="@string/personstring" > > android:layout_width="wrap_content" > > android:layout_height="wrap_content" > > android:textStyle="bold" > > android:textAppearance="?android:attr/textAppearanceLarge" /> > > > > </LinearLayout> > > > > > > <ListView android:visibility="visible" android:id="@android:id/list" > > android:layout_width="fill_parent" > > android:layout_height="fill_parent" /> > > > > > > </LinearLayout> > > <LinearLayout android:id="@+id/footer" > > android:layout_width="fill_parent" > > android:layout_height="wrap_content" > > android:orientation="horizontal" > > android:layout_gravity="bottom|center" > > android:layout_alignParentBottom="true" > > style="@android:style/ButtonBar"> > > > > <ImageButton android:id="@+id/loacreation.previousButton" > > android:layout_width="wrap_content" > > android:layout_height="wrap_content" > > android:layout_weight="1" > > android:src="@drawable/buttonarrowleft" /> > > > > <ImageButton android:id="@+id/loacreation.nextButton" > > android:layout_width="wrap_content" > > android:layout_height="wrap_content" > > android:layout_weight="1" > > android:src="@drawable/buttonarrowright" /> > > </LinearLayout> > > > > > > </FrameLayout> > > > > -- > > You received this message because you are subscribed to the Google > > Groups "Android Developers" group. > > To post to this group, send email to [email protected] > > To unsubscribe from this group, send email to > > [email protected] > > For more options, visit this group at > > http://groups.google.com/group/android-developers?hl=en > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > -- Romain Guy Android framework engineer [email protected] Note: please don't send private questions to me, as I don't have time to provide private support. All such questions should be posted on public forums, where I and others can see and answer them -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
