FIT2081 Study Guide - Final Guide: Xml
12 Jun 2018
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Department
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Layouts (all$subclasses$of$ViewGroup):
LinearLayout
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RelativeLayout
TableLayout$=$special$case.
Row$with$more$cells$ represents$number$of$cols$in$table
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Can't$span$cols$and$rows
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A$table$cell$=$a$View in$a$TableRow in$a$TableLayout
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Cells$can$be$empty
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ConstraintLayout
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FrameLayout
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LayoutParams
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CoordinatorLayout
AppBarLayout
Vertical$LinearLayout$which$implements$many$of$the$
features$of$MD's$App$Bar$concept,$namely$scrolling$
gestures
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Depends$heavily$on$being$used$as$a$direct$child$within$a$
CoordinatorLayout
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CollapsingToolbarLayout
A$wrapper$for$Toolbar$which$implems$a$collapsing$
App$Bar
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Designed$to$be$a$direct$child$of$AppBarLayout
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findViewById(R.id.collapsing_toolbar);
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ImageView and$Toolbar nested
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Views:
ListView
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CardView
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RecyclerView
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Toolbar$stuff:
=$generalisation$of$Action$Bar$pattern$that$gives$much$more$control$and$
flexibility
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Usually$enclosed$by$a$CollapsingToolbarLayout,$which$is$enclosed$by$a$
AppBarLayout,$which$is$enclosed$by$a$CoordinatorLayout to$implement$
various$App$Bar$behaviours
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ActionBar$VS$App$Bar
Action$bar$---(now)--->$app$bar$(now$considered$synonyms$in$
Android)
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=$a$special$kind$of$toolbar$used$for$branding,$navig,$search$and$actions
ActionBar is$a$class$which$addresses$the$App/Action$Bar$for$an$
Activity's$UI$
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Implem-wise,$ActionBar not$ideally$used$as$your$App$Bar,$but$
Toolbar (UI$component)$instead
setSupportActionBar(toolbar);
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*use$a$theme$containing$".NoActionBar"
android:theme="Astyle/AppTheme.NoActionBar"$in$
AndroidManifest.xml
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<style$name="AppTheme.NoActionBar"> which$
suppresses$ActionBar
□
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*android.support.v7.widget.Toolbar
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*setSupportActionBar(Toolbar$toolbar)$to$get$Toolbar$to$at$
as$ActionBar$for$this$Activity$window
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Options$menu$VS$navigation$drawer•
XML
@$required$when$referring$to$any$resource$obj$from$XML
Is$followed$by$resource$type$(id etc),$a$slash,$then$resource$
name$(edit_message etc)-
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•
From$Week$4$PLQ
Namespace$=$a$mechanism$to$avoid$naming$conflicts$by$
differentiating$elements/attributes$within$an$XML$doc$that$might$
have$identical$names$but$different$definitions
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Root$element$-only$non-indented$one.
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Attribute(name -android:layout_width
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Terminology
Tuesday,$ 29$May$2018
11:41
Document Summary
Row with more cells represents number of cols in table. A table cell = a view in a tablerow in a tablelayout. Vertical linearlayout which implements many of the features of md"s app bar concept, namely scrolling gestures. Depends heavily on being used as a direct child within a. A wrapper for toolbar which implems a collapsing. Designed to be a direct child of appbarlayout findviewbyid(r. id. collapsing_toolbar); = generalisation of action bar pattern that gives much more control and flexibility. Usually enclosed by a collapsingtoolbarlayout, which is enclosed by a. Appbarlayout, which is enclosed by a coordinatorlayout to implement. Appbarlayout, which is enclosed by a coordinatorlayout to implement various app bar behaviours. Action bar ---(now)---> app bar (now considered synonyms in. = a special kind of toolbar used for branding, navig, search and actions. Actionbar is a class which addresses the app/action bar for an. Implem-wise, actionbar not ideally used as your app bar, but.
