Forcing software keyboard

exbin · Sep 1, 2024 · 22aa2aa · 22aa2aa
1 parent fb44a1e
commit 22aa2aa
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Showing 5 changed files with 67 additions and 1 deletion.
diff --git a/app/src/main/java/org/exbin/bined/android/CodeAreaCore.java b/app/src/main/java/org/exbin/bined/android/CodeAreaCore.java
@@ -261,7 +261,7 @@ protected void onSizeChanged(int width, int height, int oldWidth, int oldHeight)
 
         @Override
         public boolean onKeyDown(int keyCode, KeyEvent keyEvent) {
-            commandHandler.keyTyped(keyCode, keyEvent);
+            commandHandler.keyTyped(keyEvent.getUnicodeChar(), keyEvent);
             return super.onKeyDown(keyCode, keyEvent);
         }
 

diff --git a/app/src/main/java/org/exbin/bined/android/basic/CodeArea.java b/app/src/main/java/org/exbin/bined/android/basic/CodeArea.java
@@ -149,6 +149,8 @@ private void init() {
         // TODO: Use swing color instead
         //setBackground(Color.WHITE);
         setLongClickable(true);
+        setFocusable(true);
+        setFocusableInTouchMode(true);
         codeAreaCaret.setSection(BasicCodeAreaSection.CODE_MATRIX);
     }
 

diff --git a/app/src/main/java/org/exbin/bined/editor/android/MainActivity.java b/app/src/main/java/org/exbin/bined/editor/android/MainActivity.java
@@ -2,14 +2,20 @@
 
 import android.Manifest;
 import androidx.fragment.app.DialogFragment;
+
+import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.os.Bundle;
+import android.text.Editable;
+import android.text.method.KeyListener;
+import android.text.method.TextKeyListener;
 import android.view.ContextMenu;
 import android.view.KeyEvent;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
+import android.view.inputmethod.InputMethodManager;
 import android.widget.Toast;
 
 import androidx.appcompat.app.AppCompatActivity;
@@ -27,6 +33,7 @@
 import org.exbin.bined.EditOperation;
 import org.exbin.bined.SelectionRange;
 import org.exbin.bined.android.basic.CodeArea;
+import org.exbin.bined.basic.BasicCodeAreaSection;
 import org.exbin.bined.capability.EditModeCapable;
 import org.exbin.bined.highlight.android.HighlightNonAsciiCodeAreaPainter;
 import org.exbin.bined.operation.android.CodeAreaOperationCommandHandler;
@@ -62,6 +69,7 @@ public class MainActivity extends AppCompatActivity implements FileDialog.OnFile
 
     private boolean storageReadPermissionGranted;
     private boolean storageWritePermissionGranted;
+    private boolean keyboardShown = false;
 
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
@@ -135,6 +143,48 @@ protected void onCreate(@Nullable Bundle savedInstanceState) {
 
         codeArea.addCaretMovedListener((CodeAreaCaretPosition caretPosition) -> {
             binaryStatus.setCursorPosition(caretPosition);
+
+            boolean showKeyboard = codeArea.getActiveSection() == BasicCodeAreaSection.TEXT_PREVIEW;
+            if (showKeyboard != keyboardShown) {
+
+                keyboardShown = showKeyboard;
+                InputMethodManager im = (InputMethodManager)codeArea.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
+                if (showKeyboard) {
+                    im.showSoftInput(codeArea, InputMethodManager.SHOW_IMPLICIT);
+                } else {
+                    im.hideSoftInputFromWindow(codeArea.getWindowToken(), 0);
+                }
+            }
+        });
+
+        codeArea.setOnKeyListener(new View.OnKeyListener() {
+
+            private KeyListener keyListener = new TextKeyListener(TextKeyListener.Capitalize.NONE, false);
+            private Editable editable = Editable.Factory.getInstance().newEditable("");
+
+            @Override
+            public boolean onKey(View view, int keyCode, KeyEvent keyEvent) {
+                if (keyEvent.getAction() == KeyEvent.ACTION_DOWN) {
+                    keyListener.onKeyDown(view, editable, keyCode, keyEvent);
+                    processKeys(keyEvent);
+                } else if (keyEvent.getAction() == KeyEvent.ACTION_UP) {
+                    commandHandler.keyPressed(keyEvent);
+                } else {
+                    keyListener.onKeyOther(view, editable, keyEvent);
+                    processKeys(keyEvent);
+                }
+                return true;
+            }
+
+            private void processKeys(KeyEvent keyEvent) {
+                int outputCharsLength = editable.length();
+                if (outputCharsLength > 0) {
+                    for (int i = 0; i < outputCharsLength; i++) {
+                        commandHandler.keyTyped(editable.charAt(i), keyEvent);
+                    }
+                    editable.clear();
+                }
+            }
         });
 
         codeArea.addEditModeChangedListener((EditMode mode, EditOperation operation) -> {

diff --git a/app/src/main/res/menu/menu_main.xml b/app/src/main/res/menu/menu_main.xml
@@ -33,19 +33,31 @@
         <menu>
             <item
                 android:id="@+id/view_mode"
+                android:enabled="false"
                 android:title="@string/view_mode" />
             <item
                 android:id="@+id/code_type"
+                android:enabled="false"
                 android:title="@string/code_type" />
             <item
                 android:id="@+id/hex_chars_case"
+                android:enabled="false"
                 android:title="@string/hex_characters_case" />
+            <item
+                android:id="@+id/non_printing_characters"
+                android:enabled="false"
+                android:title="@string/non_printing_characters" />
         </menu>
     </item>
     <item
         android:id="@+id/edit_menu"
         android:title="@string/edit_menu">
         <menu>
+            <item
+                android:id="@+id/go_to_position"
+                android:enabled="false"
+                android:title="@string/go_to_position" />
+
         </menu>
     </item>
     <item

diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
@@ -60,6 +60,8 @@
     <string name="view_mode">View Mode</string>
     <string name="code_type">Code Type</string>
     <string name="hex_characters_case">Hex Characters Case</string>
+    <string name="non_printing_characters">Non-printing Characters</string>
+    <string name="go_to_position">Go To Position</string>
     <string name="edit_menu">Edit</string>
     <string name="action_search">Search</string>
     <string name="action_undo">Undo</string>