add #OnBackPressed

appt2 · Apr 13, 2024 · 0425e40 · 0425e40
1 parent b5bf658
commit 0425e40
Show file tree

Hide file tree

Showing 4 changed files with 105 additions and 9 deletions.
diff --git a/.androidide/editor/openedFiles.json b/.androidide/editor/openedFiles.json
@@ -0,0 +1,50 @@
+{
+  "allFiles": [
+    {
+      "file": "/storage/emulated/0/AndroidIDEProjects/Psp tools/app/src/main/java/ir/ninjacoder/psptools/rewinter/MainActivity.java",
+      "selection": {
+        "end": {
+          "column": 20,
+          "index": 1572,
+          "line": 47
+        },
+        "start": {
+          "column": 7,
+          "index": 1559,
+          "line": 47
+        }
+      }
+    },
+    {
+      "file": "/storage/emulated/0/AndroidIDEProjects/Psp tools/app/src/main/java/ir/ninjacoder/psptools/rewinter/interfaces/OnItemClick.java",
+      "selection": {
+        "end": {
+          "column": 0,
+          "index": 0,
+          "line": 0
+        },
+        "start": {
+          "column": 0,
+          "index": 0,
+          "line": 0
+        }
+      }
+    },
+    {
+      "file": "/storage/emulated/0/AndroidIDEProjects/Psp tools/app/src/main/java/ir/ninjacoder/psptools/rewinter/adapters/FileListAdapter.java",
+      "selection": {
+        "end": {
+          "column": 11,
+          "index": 1351,
+          "line": 41
+        },
+        "start": {
+          "column": 11,
+          "index": 1351,
+          "line": 41
+        }
+      }
+    }
+  ],
+  "selectedFile": "/storage/emulated/0/AndroidIDEProjects/Psp tools/app/src/main/java/ir/ninjacoder/psptools/rewinter/MainActivity.java"
+}
diff --git a/app/src/main/java/ir/ninjacoder/psptools/rewinter/MainActivity.java b/app/src/main/java/ir/ninjacoder/psptools/rewinter/MainActivity.java
@@ -1,6 +1,8 @@
 package ir.ninjacoder.psptools.rewinter;
 
 import android.Manifest;
+import android.view.View;
+import androidx.activity.OnBackPressedCallback;
 import androidx.appcompat.app.AppCompatActivity;
 import android.os.Bundle;
 import androidx.core.content.ContextCompat;
@@ -10,13 +12,16 @@
 import com.google.android.material.color.MaterialColors;
 import ir.ninjacoder.psptools.rewinter.adapters.FileListAdapter;
 import ir.ninjacoder.psptools.rewinter.databinding.ActivityMainBinding;
+import ir.ninjacoder.psptools.rewinter.interfaces.OnItemClick;
 import java.io.File;
 import java.util.Arrays;
 
-public class MainActivity extends AppCompatActivity {
+public class MainActivity extends AppCompatActivity implements OnItemClick {
   private ActivityMainBinding binding;
   private FileListAdapter filelist;
   private GridLayoutManager manger;
+  private File file;
+  protected String paths = "/sdcard/";
 
   @Override
   protected void onCreate(Bundle savedInstanceState) {
@@ -29,12 +34,8 @@ protected void onCreate(Bundle savedInstanceState) {
         MaterialColors.getColor(
             binding.toolbar, com.google.android.material.R.attr.colorPrimary, 0));
     fileListPr();
-    File file = new File("/sdcard/");
-    File[] files = file.listFiles();
-    filelist = new FileListAdapter(Arrays.asList(files));
-    manger = new GridLayoutManager(this, 2);
-    binding.rv.setAdapter(filelist);
-    binding.rv.setLayoutManager(manger);
+    reloadFile(paths);
+    onBack();
   }
 
   @Override
@@ -43,6 +44,32 @@ protected void onDestroy() {
     this.binding = null;
   }
 
+  void onBack() {
+    getOnBackPressedDispatcher()
+        .addCallback(
+            this,
+            new OnBackPressedCallback(true) {
+              @Override
+              public void handleOnBackPressed() {
+                if (file != null && !file.getAbsolutePath().equals(paths)) {
+                  reloadFile(file.getParent());
+                } else {
+                  // اگر مسیر فعلی مسیر اصلی باشد، برنامه را خارج کنید
+                  finish();
+                }
+              }
+            });
+  }
+
+  void reloadFile(String path) {
+    file = new File(path);
+    File[] files = file.listFiles();
+    filelist = new FileListAdapter(Arrays.asList(files), this);
+    manger = new GridLayoutManager(this, 2);
+    binding.rv.setAdapter(filelist);
+    binding.rv.setLayoutManager(manger);
+  }
+
   void fileListPr() {
     if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE)
             == PackageManager.PERMISSION_DENIED
@@ -56,4 +83,12 @@ void fileListPr() {
           1000);
     }
   }
+
+  @Override
+  public void onClick(File file, int pos, View view) {
+    // TODO: Implement this method
+    if (file != null) {
+      reloadFile(file.getAbsolutePath());
+    }
+  }
 }
diff --git a/app/src/main/java/ir/ninjacoder/psptools/rewinter/adapters/FileListAdapter.java b/app/src/main/java/ir/ninjacoder/psptools/rewinter/adapters/FileListAdapter.java
@@ -8,15 +8,18 @@
 import android.widget.TextView;
 import androidx.recyclerview.widget.RecyclerView;
 import ir.ninjacoder.psptools.rewinter.databinding.FilelistBinding;
+import ir.ninjacoder.psptools.rewinter.interfaces.OnItemClick;
 import java.io.File;
 import java.util.List;
 
 public class FileListAdapter extends RecyclerView.Adapter<FileListAdapter.Holder> {
   private List<File> listFile;
   protected FilelistBinding bi;
+  protected OnItemClick click;
 
-  public FileListAdapter(List<File> listFile) {
+  public FileListAdapter(List<File> listFile, OnItemClick click) {
     this.listFile = listFile;
+    this.click = click;
   }
 
   @Override
@@ -33,7 +36,7 @@ public void onBindViewHolder(Holder holder, int pos) {
       holder.icon.setImageResource(R.drawable.ic_launcher_foreground);
     }
     holder.name.setText(files.getName());
-
+    holder.itemView.setOnClickListener(x -> click.onClick(files,holder.getAdapterPosition(),x));
   }
 
   @Override

diff --git a/app/src/main/java/ir/ninjacoder/psptools/rewinter/interfaces/OnItemClick.java b/app/src/main/java/ir/ninjacoder/psptools/rewinter/interfaces/OnItemClick.java
@@ -0,0 +1,8 @@
+package ir.ninjacoder.psptools.rewinter.interfaces;
+
+import android.view.View;
+import java.io.File;
+
+public interface OnItemClick {
+  void onClick(File file, int pos, View view);
+}