very almost motion mode on android

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motion mode on android

It’s an Android view class that represents a contextual mode of the person interface. Motion modes can be utilized to supply alternate or non permanent modes of interplay and change components of the conventional person interface till completed. When the motion mode ends, the non permanent UI is closed and we’ll get the outdated UI. Examples of fine motion modes embody textual content choice and contextual actions.
To make use of ActionMode, we have now to import the next assertion:-
import androidx.appcompat.view.ActionMode;
Nested courses:-

1. Interface:-

Motion mode. Callback:- Callback interface for motion modes. Configures and handles the occasions generated by a person’s interplay with an motion mode. The next are 4 features required to override in an ActionMode.Callback implementation, that are also called the motion mode lifecycle:
1.onActionItemClicked(ActionMode, MenuItem aspect):- Known as on the time when a contextual motion button is clicked to report that an motion button was clicked by a person.
2.onCreateActionMode(ActionMode mode, Menu Menu):-Known as as soon as on preliminary creation, when the motion mode is first created.
3.onDestroyActionMode(ActionMode mode):-Known as when an motion mode is closed or about to exit and be destroyed.
4.onPrepareActionMode(ActionMode mode, Menu Menu):-Known as after creation to replace the motion menu of an motion mode every time it’s overridden.
Instance:-
non-public actionModeCallback ActionMode.Callback = new ActionMode.Callback()
    // Known as when the motion mode is created; startActionMode() was referred to as
@Cancel
public boolean onCreateActionMode(ActionMode mode, menu menu)
      // Inflate a menu useful resource by offering context menu gadgets
MenuInflater inflator = mode.getMenuInflater();
inflator.inflate(R.menu.context_menu, menu);
return true;
    // Known as every time the motion mode is displayed. At all times referred to as after onCreateActionMode, however
// will be referred to as a number of instances if mode is overridden.

@Cancel
public boolean onPrepareActionMode(ActionMode mode, menu menu)
false return; // Returns false if nothing is finished
    // Known as when the person selects a context menu merchandise

@Cancel
public boolean onActionItemClicked(ActionMode, MenuItem)
change(merchandise.getItemId())
R.id.menu_share case:
shareCurrentItem();
mode.end(); // Motion chosen, so shut the CAB
return true;
flaw:
false return;
    // Known as when the person exits motion mode

@Cancel
public void onDestroyActionMode(ActionMode)
mode of motion = null;
;
click on me to see the sensible implementation of the above strategies.
2. Class: –

ActionMode.Callback2:- Extension of ActionMode.Callback to supply content material data. That is required for ActionModes with dynamic positioning, such because the floating motion mode. It has public constructors, Callback2() and the general public methodology onGetContentRect(ActionMode, View view, Rect outRect) that is named when an ActionMode must be positioned on the display, doubtlessly when it is available in contact with the content material of the view.
Description of the parameters utilized in methodology onGetContentRect(ActionMode, view view, Rect outRect):-

parameters

Description
1.Mode of motion The ActionMode that requires positioning.
2.View The View that originated the ActionMode, whose coordinates are
Rect have to be offered.
3. Straight The Rect to be crammed with the place of the content material. Use this to specify
the place your app’s content material lives inside the given view. This might be
used to stop occlusion of the given Rect content material with the created one
Motion mode.
           
Instance:-
onGetContentRect(mode: ActionMode, view: View, outRect: Rect)
    // Present rect content material data
// Required to dynamically place floating ActionMode,
// such that it doesn’t conceal the content material of the applying
outRect.set(left, up, proper, down)
You possibly can cross the bounds of your View right here, or the bounds of the content material you are focusing the contextual actions on. If you wish to present the hover mode at a selected level (x, y), you can also make left = proper and prime = backside.

Public Builders:-

Motion mode()

constants:-

It has the next 3 constants, that are added at API stage 23 (Android model: 6, model identify: Marshmallow).
Fixed Description fixed worth
1.DEFAULT_HIDE_DURATION Units the default worth for hiding the motion mode for ViewConfiguration#getDefaultActionModeHideDuration(). -1 (0xffffffff)
2.TYPE_FLOATING The motion mode is handled as a floating toolbar. Use with setType(int). 1 (0x00000001)
3.PRIMARY_TYPE The mode of motion is handled as a main mode. That is the default worth. Use with setType(int). 0 (0x00000000)

Public Strategies:-

There are lots of strategies related to the mode of motion, a few of that are listed beneath:
Methodology

Description methodology added in
1.end() Terminate and shut this mode of motion. API stage 11 (Android model: 3.0, model identify: Honeycomb).
2.getCustomView() Returns the present customized view for this motion mode. API stage 11 (Android model: 3.0, model identify: Honeycomb).
3.getMenu() Returns the motion menu that presents this mode of motion. API stage 11 (Android model: 3.0, model identify: Honeycomb).
4.getMenuInflater() It’ll return a MenuInflater with the ActionMode context. API stage 11 (Android model: 3.0, model identify: Honeycomb).
5.getSubtitle() Returns the present subtitle of this motion mode. API stage 11 (Android model: 3.0, model identify: Honeycomb).
6.getTag() Retrieve the label object related to this ActionMode. API stage 14 (Android model: 4.0.1, model identify: Ice Cream Sandwich).
7.getTitle() Returns the present title of this motion mode. API stage 11 (Android model: 3.0, model identify: Honeycomb).
8.setSubtitle(CharSequence Subtitle) Units the subtitle of the motion mode. This methodology could have no seen impact if a customized view has been configured. API stage 11 (Android model: 3.0, model identify: Honeycomb).
9.setSubtitle(int resId) Units the subtitle of the motion mode. This methodology could have no seen impact if a customized view has been configured. API stage 11 (Android model: 3.0, model identify: Honeycomb).
10.setTag (Object Tag) Set a label object related to this ActionMode. API stage 14 (Android model: 4.0.1, model identify: Ice Cream Sandwich).
11.setTitle(title of CharSequence) Units the title of the motion mode. This methodology could have no seen impact if a customized view has been configured. API stage 11 (Android model: 3.0, model identify: Honeycomb).
12.setTitle(int resId) Units the title of the motion mode. This methodology could have no seen impact if a customized view has been configured. API stage 11 (Android model: 3.0, model identify: Honeycomb).

The way to design a mode of motion:-

Once we design the motion mode, it attracts the person’s consideration. The motion mode will be styled in a theme.xml file, which is situated in res/worth/theme. Base colours and textual content appearances are additionally derived out of your app/exercise’s theme (eg darkish background with mild textual content for Theme.AppCompat and the other for Theme.AppCompat.Gentle). So, now we’re going to encode between the label

within the theme.xml file to model the motion mode.

Among the notable core attributes of the ActionMode theme embody:
1. motion mode background: The colour or design aspect used for the background of the contextual motion bar.
action mode background

2. motion mode model: A reference to a Widget.AppCompat.ActionMode model that features attributes reminiscent of top, titleTextStyle, and subtitleTextStyle.
3. window motion mode overlay: flag indicating whether or not the principle motion mode ought to overlap the window content material or resize the content material to suit beneath it
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action mode on android

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