asfensunny.blogg.se - Using intents to open any file android

#USING INTENTS TO OPEN ANY FILE ANDROID HOW TO#
#USING INTENTS TO OPEN ANY FILE ANDROID ANDROID#
#USING INTENTS TO OPEN ANY FILE ANDROID CODE#

This function handles the intent the first time ReceiveIntent opens.

HandleAppEvent function verifies that the intent is not null and calls HandleIntentAction function with the received itent.

HandleIntentAction function verifies that the intent contains information and shows the text on the TMemo1.

It receives and shows the text from the SendIntent application. ReceiveIntent project has one source file, Unit1.pas.

More than one app: If there is more than one app that can handle the activity, the system displays a dialog for the user to select which app to use.

One app: When there is only one app that can handle the intent, the system immediately starts it.

Note: First verify that there is an app that can receive the intent.

No app: If there are no apps on the device that can receive the implicit intent, the app crashes when it calls startActivity().

TButton2 sends the structure of a Delphi.

It calls SendTextViaIntent procedure with the text as a parameter, on the OnClick event.

TButton1 sends the text to write a simple Hello World Delphi application.

Data: the data to operate on, expressed as Uri.

Action: the general action to be performed.

The primary pieces of information in an intent are: else ShowMessage ( 'Receiver not found' ) end

startActivity ( Intent ) //Calls startActivity() to send the intent to the system. size > 0 then //Checks if there is at least one application capable of receiving the intent. queryIntentActivities ( Intent, TJPackageManager. EXTRA_TEXT, StringtoJString ( AText )) if MainActivity. setType ( StringToJString ( 'text/pas' )) // Defines the data string.

SendTextViaIntent ( const AText : string ) var Intent : JIntent //Declares the intent object begin Intent := TJIntent. It uses the SendTextViaIntent procedure to create the intent object and start the activity for this intent. SendIntent application sends text using an intent. SendIntent project has one source file, Unit1.pas.

#USING INTENTS TO OPEN ANY FILE ANDROID ANDROID#

Note: Send both applications to the same Android device, otherwise you need to use push notifications. Select SendIntent on the Project Manager.Note: ReceiveIntent needs to be on the device to receive the broadcast information. Select the Android device on the Project Manager.Select ReceiveIntent on the Projects Window.Open the sample application group project file: oupproj.A corresponding and tags must exist in the section. Registers the receiver in the Android Manifest file.On the receiver you need to register the type of intent action that you want your application to be able to receive.Calls startActivity() when there is at least one application capable of receiving the intent.

#USING INTENTS TO OPEN ANY FILE ANDROID HOW TO#

This sample demonstrates how to register an Android intent action. Search by name into the samples repositories according to your RAD Studio version.

#USING INTENTS TO OPEN ANY FILE ANDROID CODE#

You can find Delphi code samples in GitHub Repositories.

C:\Users\Public\Documents\Embarcadero\Studio\21.0\Samples\Object Pascal\Mobile Snippets\AndroidIntents.

Start | Programs | Embarcadero RAD Studio Sydney | Samples and then navigate to:.

You can find the Android Intents sample project at:

4.2.1 Modifying the AndroidManifest.xml.

4.1.1 How Android Handles Incoming Intents.