Calling setContentView() multiple times is not recommended. The normal way to switch between layouts in the same activity is to use a ViewFlipper or FrameLayout (see Calling setContentView() multiple times and How can i make a dynamic flipping screen(like that of iPhone) in Android) Alternatively you could use ViewSwitcher, which seems to fit your needs … Read more
The width and height are not defined until the view is actually rendered to the screen. Use protected abstract void onLayout (boolean changed, int l, int t, int r, int b) (which you override in your activity) to know when the sizes are ready.
After correcting the other code so that you can run the program, you can retrieve parameters back from your activity colorActivity in this way: Step1: return some value from colorActivity Intent resultIntent = new Intent(); resultIntent.putExtra(“NAME OF THE PARAMETER”, valueOfParameter); … setResult(Activity.RESULT_OK, resultIntent); finish(); Step 2: collect data from the Main Activity Overriding @onActivityResult(…). @Override … Read more
Update: This solution has a subtle bug. The MVC framework will call into FindView/FindPartialView twice: once with useCache=true, and if that doesn’t return a result, once with useCache=false. Since there’s only one cache for all types of views, mobile users may end up seeing desktop views if a desktop browser was first to arrive. For … Read more
Made an example for you that shows howto display different views in a ViewFlipper. The layout of the example is made up of the following parts. There are three radio buttons. A ViewFlipper is placed below the radio buttons. This flipper holds three different simple views with different texts. The radio buttons are then hooked … Read more
Enabled -> User Interaction possible. Disabled -> User interaction not possible. if you hover the mouse over a widget, it is focussed If you make a press-down (half click) on that widget, it is pressed If you press-down and press-up while the mouse is at the same position, it is selected
You can double click directly on the .cs file representing your form in the Solution Explorer : This will open Form1.cs [Design], which contains the drag&drop controls. If you are directly in the code behind (The file named Form1.cs, without “[Design]”), you can press Shift + F7 (or only F7 depending on the project type) … Read more
I know this topic is old and already answered but I would like to also suggest this piece of code: int MY_DIP_VALUE = 5; //5dp int pixel= (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, MY_DIP_VALUE, getResources().getDisplayMetrics());
You can’t reference a view in a foreign key.
View View objects are the basic building blocks of User Interface(UI) elements in Android. View is a simple rectangle box which responds to the user’s actions. Examples are EditText, Button, CheckBox etc.. View refers to the android.view.View class, which is the base class of all UI classes. ViewGroup ViewGroup is the invisible container. It holds … Read more