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2014/10/16 ¤W¤È 08:14:10
android Programming Glossary: getitemviewtypehttp://stackoverflow.com/questions/13590627/android-listview-headers improve this question Here's how I do it the keys are getItemViewType and getViewTypeCount in the Adapter class. getViewTypeCount.. this case we have a header item and an event item so two. getItemViewType should return what type of View we have at the input position.. return RowType.values .length @Override public int getItemViewType int position return getItem position .getViewType @Override..
Android: custom separator (or even item) in ListView depening on content of item http://stackoverflow.com/questions/1606320/android-custom-separator-or-even-item-in-listview-depening-on-content-of-item spot and properly implement methods like getViewTypeCount getItemViewType areAllItemsEnabled and isEnabled . share improve this answer..
How to generate a ListView with headers above some sections? http://stackoverflow.com/questions/2394514/how-to-generate-a-listview-with-headers-above-some-sections the following solution You can overwrite the two methods getItemViewType and getViewTypeCount . You now have a list that can display..
Creating ViewHolders for ListViews with different item layouts http://stackoverflow.com/questions/3514548/creating-viewholders-for-listviews-with-different-item-layouts items each with their own view and layout. By overriding getItemViewType to return the data type of a given position ListView is garunteed.. View convertView ViewGroup parent int viewType this.getItemViewType position switch viewType case TYPE1 Type1Holder holder1 View..
Android Listview with different layout for each row http://stackoverflow.com/questions/4777272/android-listview-with-different-layout-for-each-row how many types of rows do you have in your list getItemViewType int position returns information which layout type you should.. inflate layout only if it's null and determine type using getItemViewType . Look at this tutorial for further information. To achieve..
getViewTypeCount and getItemViewType methods of ArrayAdapter http://stackoverflow.com/questions/5300962/getviewtypecount-and-getitemviewtype-methods-of-arrayadapter and getItemViewType methods of ArrayAdapter Can somebody in plain words explain.. plain words explain me the usage of getViewTypeCount and getItemViewType methods of ArrayAdapter android share improve this question.. public int getViewTypeCount return 2 @Override public int getItemViewType int position return position 2 The framework uses your view..
android change text color of items in spinner http://stackoverflow.com/questions/5836254/android-change-text-color-of-items-in-spinner .isEnabled position else return true public int getItemViewType int position return 0 public int getViewTypeCount return..
Getting an issue while checking the dynamically generated checkbox through list view http://stackoverflow.com/questions/7738527/getting-an-issue-while-checking-the-dynamically-generated-checkbox-through-list answer was deleted edited but was suggesting to implement getItemViewType and getViewTypeCount so every list item had its own view type... the problem the way it's described here. Reimplementing getItemViewType and getViewTypeCount works but your obviously misinterpreting.. you're just wasting precious memory Here's an example void getItemViewType int position return isItemAtPositionSeperator position 1 normal..
http://stackoverflow.com/questions/13590627/android-listview-headers way java android listview header android arrayadapter share improve this question Here's how I do it the keys are getItemViewType and getViewTypeCount in the Adapter class. getViewTypeCount returns how many types of items we have in the list in this.. returns how many types of items we have in the list in this case we have a header item and an event item so two. getItemViewType should return what type of View we have at the input position . Android will then take care of passing you the right type.. LayoutInflater.from context @Override public int getViewTypeCount return RowType.values .length @Override public int getItemViewType int position return getItem position .getViewType @Override public View getView int position View convertView ViewGroup..
Android: custom separator (or even item) in ListView depening on content of item http://stackoverflow.com/questions/1606320/android-custom-separator-or-even-item-in-listview-depening-on-content-of-item
How to generate a ListView with headers above some sections? http://stackoverflow.com/questions/2394514/how-to-generate-a-listview-with-headers-above-some-sections don't want to mix the header into one of your rows. Consider the following solution You can overwrite the two methods getItemViewType and getViewTypeCount . You now have a list that can display different rows. You need to check the expected view type for..
Creating ViewHolders for ListViews with different item layouts http://stackoverflow.com/questions/3514548/creating-viewholders-for-listviews-with-different-item-layouts management system. In your adapter you have several types of items each with their own view and layout. By overriding getItemViewType to return the data type of a given position ListView is garunteed to pass in the correct convertview for that type of data... effort. Edit Example @Override public View getView int position View convertView ViewGroup parent int viewType this.getItemViewType position switch viewType case TYPE1 Type1Holder holder1 View v convertView if v null LayoutInflater vi LayoutInflater..
Android Listview with different layout for each row http://stackoverflow.com/questions/4777272/android-listview-with-different-layout-for-each-row use those methods. getViewTypeCount this methods returns information how many types of rows do you have in your list getItemViewType int position returns information which layout type you should use based on position Then you inflate layout only if it's.. which layout type you should use based on position Then you inflate layout only if it's null and determine type using getItemViewType . Look at this tutorial for further information. To achieve some optimizations in structure that you've described in comment..
getViewTypeCount and getItemViewType methods of ArrayAdapter http://stackoverflow.com/questions/5300962/getviewtypecount-and-getitemviewtype-methods-of-arrayadapter and getItemViewType methods of ArrayAdapter Can somebody in plain words explain me the usage of getViewTypeCount and getItemViewType methods.. and getItemViewType methods of ArrayAdapter Can somebody in plain words explain me the usage of getViewTypeCount and getItemViewType methods of ArrayAdapter android share improve this question These handle the case where you want different types of.. pictures on the right. In that case you would use @Override public int getViewTypeCount return 2 @Override public int getItemViewType int position return position 2 The framework uses your view type to decide which views to hand you via convertView in your..
android change text color of items in spinner http://stackoverflow.com/questions/5836254/android-change-text-color-of-items-in-spinner if mAdapter instanceof BaseAdapter return BaseAdapter mAdapter .isEnabled position else return true public int getItemViewType int position return 0 public int getViewTypeCount return 1 public boolean isEmpty return getCount 0 android text..
Getting an issue while checking the dynamically generated checkbox through list view http://stackoverflow.com/questions/7738527/getting-an-issue-while-checking-the-dynamically-generated-checkbox-through-list being reused from another list item before. The accpeted answer was deleted edited but was suggesting to implement getItemViewType and getViewTypeCount so every list item had its own view type. The edited answer shows now how to solve the problem the.. its own view type. The edited answer shows now how to solve the problem the way it's described here. Reimplementing getItemViewType and getViewTypeCount works but your obviously misinterpreting it's use compare my example further below and or this answer.. 20 items or so but if you use that technique for big lists you're just wasting precious memory Here's an example void getItemViewType int position return isItemAtPositionSeperator position 1 normal item 0 void int getViewTypeCount return 2 normal item and..
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