Caret position in edit text (#20)

sportiduino · Nov 26, 2024 · a22bfa0 · a22bfa0
1 parent c000ba5
commit a22bfa0
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Showing 4 changed files with 54 additions and 5 deletions.
diff --git a/app/src/main/java/org/sportiduino/app/FragmentStationSettings.java b/app/src/main/java/org/sportiduino/app/FragmentStationSettings.java
@@ -39,6 +39,9 @@
 import java.util.Timer;
 import java.util.TimerTask;
 
+import static org.sportiduino.app.ViewUtils.initCaretEndOnFocus;
+import static org.sportiduino.app.ViewUtils.setCaretEnd;
+
 public class FragmentStationSettings extends NfcFragment {
     private FragmentStationSettingsBinding binding;
     private Password password = Password.defaultPassword();
@@ -92,6 +95,7 @@ public void onViewCreated(@NonNull View view, Bundle savedInstanceState) {
             }
         }
 
+        initCaretEndOnFocus(binding.editTextStationNumber);
         binding.editTextStationNumber.setFilters(new InputFilter[]{new MinMaxFilter(1, 255)});
 
         binding.buttonStart.setOnClickListener(buttonClickListener);
@@ -117,10 +121,18 @@ public void onViewCreated(@NonNull View view, Bundle savedInstanceState) {
                 android.R.layout.simple_spinner_item, Config.AntennaGain.realValues()));
         binding.spinnerAntennaGain.setSelection(2);
 
+        initCaretEndOnFocus(binding.newPassword1);
+        initCaretEndOnFocus(binding.newPassword2);
+        initCaretEndOnFocus(binding.newPassword3);
+
         binding.newPassword1.setFilters(new InputFilter[]{new MinMaxFilter(0, 255)});
         binding.newPassword2.setFilters(new InputFilter[]{new MinMaxFilter(0, 255)});
         binding.newPassword3.setFilters(new InputFilter[]{new MinMaxFilter(0, 255)});
 
+        initCaretEndOnFocus(binding.mpNewPassword1);
+        initCaretEndOnFocus(binding.mpNewPassword2);
+        initCaretEndOnFocus(binding.mpNewPassword2);
+
         binding.mpNewPassword1.setFilters(new InputFilter[]{new MinMaxFilter(0, 255)});
         binding.mpNewPassword2.setFilters(new InputFilter[]{new MinMaxFilter(0, 255)});
         binding.mpNewPassword3.setFilters(new InputFilter[]{new MinMaxFilter(0, 255)});
@@ -236,14 +248,21 @@ private void rbChecked(RadioButton rb) {
     View.OnClickListener buttonClickListener = (View view) -> {
         Button b = (Button) view;
         int id = b.getId();
+        int stationNumber = -1;
+
         if (id == R.id.button_start) {
-            binding.editTextStationNumber.setText(String.valueOf(Config.START_STATION));
+            stationNumber = Config.START_STATION;
         } else if (id == R.id.button_finish) {
-            binding.editTextStationNumber.setText(String.valueOf(Config.FINISH_STATION));
+            stationNumber = Config.FINISH_STATION;
         } else if (id == R.id.button_check) {
-            binding.editTextStationNumber.setText(String.valueOf(Config.CHECK_STATION));
+            stationNumber = Config.CHECK_STATION;
         } else if (id == R.id.button_clear) {
-            binding.editTextStationNumber.setText(String.valueOf(Config.CLEAR_STATION));
+            stationNumber = Config.CLEAR_STATION;
+        }
+
+        if (stationNumber != -1) {
+            binding.editTextStationNumber.setText(String.valueOf(stationNumber));
+            setCaretEnd(binding.editTextStationNumber);
         }
     };
 

diff --git a/app/src/main/java/org/sportiduino/app/FragmentWriteCard.java b/app/src/main/java/org/sportiduino/app/FragmentWriteCard.java
@@ -21,6 +21,8 @@
 import org.sportiduino.app.sportiduino.ReadWriteCardException;
 import org.sportiduino.app.sportiduino.Util;
 
+import static org.sportiduino.app.ViewUtils.initCaretEndOnFocus;
+
 public class FragmentWriteCard extends NfcFragment {
     private FragmentWriteCardBinding binding;
     private int cardNumber;
@@ -42,6 +44,7 @@ public void onViewCreated(@NonNull View view, Bundle savedInstanceState) {
 
         binding.textViewNfcInfo.setText(R.string.bring_card);
 
+        initCaretEndOnFocus(binding.editTextCardNumber);
         binding.editTextCardNumber.setFilters(new InputFilter[]{new MinMaxFilter(1, 65535)});
 
         binding.checkBoxCleaningOnly.setOnCheckedChangeListener((CompoundButton buttonView, boolean isChecked) -> {
@@ -53,6 +56,8 @@ public void onViewCreated(@NonNull View view, Bundle savedInstanceState) {
                 binding.checkBoxAutoIncrement.setEnabled(true);
             }
         });
+
+        binding.editTextCardNumber.requestFocus();
     }
 
     @Override

diff --git a/app/src/main/java/org/sportiduino/app/PasswordPreferenceDialog.java b/app/src/main/java/org/sportiduino/app/PasswordPreferenceDialog.java
@@ -9,6 +9,7 @@
 import androidx.preference.PreferenceDialogFragmentCompat;
 
 import static org.sportiduino.app.Password.parseValue;
+import static org.sportiduino.app.ViewUtils.initCaretEndOnFocus;
 
 public class PasswordPreferenceDialog extends PreferenceDialogFragmentCompat {
 
@@ -50,13 +51,19 @@ protected void onBindDialogView(View view) {
         editTextPass1 = view.findViewById(R.id.password1);
         editTextPass2 = view.findViewById(R.id.password2);
         editTextPass3 = view.findViewById(R.id.password3);
-        editTextPass1.requestFocus();
+
+        initCaretEndOnFocus(editTextPass1);
+        initCaretEndOnFocus(editTextPass2);
+        initCaretEndOnFocus(editTextPass3);
+
         editTextPass1.setFilters(new InputFilter[]{new MinMaxFilter(0, 255)});
         editTextPass2.setFilters(new InputFilter[]{new MinMaxFilter(0, 255)});
         editTextPass3.setFilters(new InputFilter[]{new MinMaxFilter(0, 255)});
         editTextPass1.setText(String.valueOf(password.getValue(0)));
         editTextPass2.setText(String.valueOf(password.getValue(1)));
         editTextPass3.setText(String.valueOf(password.getValue(2)));
+
+        editTextPass1.requestFocus();
     }
 
     private PasswordPreference getPasswordPreference() {

diff --git a/app/src/main/java/org/sportiduino/app/ViewUtils.java b/app/src/main/java/org/sportiduino/app/ViewUtils.java
@@ -0,0 +1,18 @@
+package org.sportiduino.app;
+
+import android.widget.EditText;
+
+public class ViewUtils {
+    public static void setCaretEnd(EditText input) {
+        input.setSelection(input.getText().length());
+    }
+
+    public static void initCaretEndOnFocus(EditText input) {
+        input.setOnFocusChangeListener((v, hasFocus) -> {
+            if (hasFocus) {
+                setCaretEnd(input);
+            }
+        });
+    }
+}
+