But we usually use action constants defined by Intent class. You can declare your own action as given below. Action is a string that specifies the action to perform. It is declared with the name attribute as given below Īn Intent Filter element must contain one or more action element. It represent an activities action, what an activity is going to do. Data and category element is optional for it. Important Note: Every intent filter must contain action element in it. There are following three elements in an intent filter:
#Delete intent android studio code#
However if you haven’t declared any label to parent activity then label is set by element’ label attribute.īelow is sample code of Intent filter for an App having two activity: Important Note: Just like icon attribute, if you have not declared any label for your activity then it will be same as your parent activity. Step 4: Now run the App and you will see your custom name in Toolbar.
Step 3: Edit String value to your custom name. Step 2: Open Strings.xml file present inside values However, you can also use a raw string to set a label as declared in the below given code snippet android:label = android:label = "New Activity" The label should be set as a reference to a string resource. You can have different Labels for different Activities as per your requirement or choice. And if no icon is defined by parent component then icon is set as the default icon by element (declared in Manifest file).Ī label represents the title of an activity on the toolbar. Step 3: Replace with name in the below code Note: If you have not declared any icon for your activity then android sets the icon of parent component by default. Step 2: Open app> src > main > res > drawable > here save custom icon image with name Step 1: Open your android project folder in computer / system To set an icon you need to give reference of drawable resource as declared to add custom icon in your App: We will explain it in future topics of broadcasting.īelow are the attributes of Intent filter:Īn icon represents the activity, service or broadcast receiver when a user interact with it or when it appears to user in an application.
Replace to This is another important attribute in Intent filter used in broadcasting. You can check or edit label name by opening String XML file present inside Values folder (Values -> Strings). The label / title that appears at top in Toolbar of that particular Activity. If icon image of any other name is stored please replace with that image name i.e. You can check or save png image of name icon in drawable folder. Icon: This is displayed as icon for activity. Important Note: If you are using above code make sure below things are correct: Intent filter is declared inside Manifest file for an Activity.
0 kommentar(er)
