Create number picker dialog

app/src/main/java/org/isoron/uhabits/activities/habits/list/ListHabitsController.java

@@ -20,6 +20,7 @@
 package org.isoron.uhabits.activities.habits.list;
 
 import android.support.annotation.*;
+import android.util.*;
 
 import org.isoron.uhabits.*;
 import org.isoron.uhabits.activities.*;
@@ -166,7 +167,12 @@ public class ListHabitsController
     @Override
     public void onEdit(@NonNull Habit habit, long timestamp)
     {
-
+        int oldValue = habit.getCheckmarks().getTodayValue();
+        screen.showNumberPicker(oldValue, newValue -> {
+            Log.d("ListHabitsController",
+                String.format("%s %d %d", habit.getName(), timestamp,
+                    newValue));
+        });
     }
 
 

app/src/main/java/org/isoron/uhabits/activities/habits/list/ListHabitsScreen.java

@@ -23,6 +23,9 @@ import android.app.*;
 import android.content.*;
 import android.net.*;
 import android.support.annotation.*;
+import android.support.v7.app.AlertDialog;
+import android.view.*;
+import android.widget.*;
 
 import org.isoron.uhabits.*;
 import org.isoron.uhabits.activities.*;
@@ -41,25 +44,26 @@ import javax.inject.*;
 
 import static android.os.Build.VERSION.*;
 import static android.os.Build.VERSION_CODES.*;
+import static org.isoron.uhabits.utils.InterfaceUtils.*;
 
 @ActivityScope
 public class ListHabitsScreen extends BaseScreen
     implements CommandRunner.Listener
 {
-    public static final int RESULT_IMPORT_DATA = 1;
+    public static final int REQUEST_OPEN_DOCUMENT = 6;
+
+    public static final int REQUEST_SETTINGS = 7;
+
+    public static final int RESULT_BUG_REPORT = 4;
 
     public static final int RESULT_EXPORT_CSV = 2;
 
     public static final int RESULT_EXPORT_DB = 3;
 
-    public static final int RESULT_BUG_REPORT = 4;
+    public static final int RESULT_IMPORT_DATA = 1;
 
     public static final int RESULT_REPAIR_DB = 5;
 
-    public static final int REQUEST_OPEN_DOCUMENT = 6;
-
-    public static final int REQUEST_SETTINGS = 7;
-
     @Nullable
     private ListHabitsController controller;
 
@@ -97,11 +101,16 @@ public class ListHabitsScreen extends BaseScreen
                             @NonNull ListHabitsRootView rootView,
                             @NonNull IntentFactory intentFactory,
                             @NonNull ThemeSwitcher themeSwitcher,
-                            @NonNull ConfirmDeleteDialogFactory confirmDeleteDialogFactory,
-                            @NonNull CreateHabitDialogFactory createHabitDialogFactory,
-                            @NonNull FilePickerDialogFactory filePickerDialogFactory,
-                            @NonNull ColorPickerDialogFactory colorPickerFactory,
-                            @NonNull EditHabitDialogFactory editHabitDialogFactory)
+                            @NonNull
+                                ConfirmDeleteDialogFactory confirmDeleteDialogFactory,
+                            @NonNull
+                                CreateHabitDialogFactory createHabitDialogFactory,
+                            @NonNull
+                                FilePickerDialogFactory filePickerDialogFactory,
+                            @NonNull
+                                ColorPickerDialogFactory colorPickerFactory,
+                            @NonNull
+                                EditHabitDialogFactory editHabitDialogFactory)
     {
         super(activity);
         setRootView(rootView);
@@ -139,60 +148,7 @@ public class ListHabitsScreen extends BaseScreen
         if (requestCode == REQUEST_OPEN_DOCUMENT)
             onOpenDocumentResult(resultCode, data);
 
-        if (requestCode == REQUEST_SETTINGS)
-            onSettingsResult(resultCode);
-    }
-
-    private void onSettingsResult(int resultCode)
-    {
-        if (controller == null) return;
-
-        switch (resultCode)
-        {
-            case RESULT_IMPORT_DATA:
-                showImportScreen();
-                break;
-
-            case RESULT_EXPORT_CSV:
-                controller.onExportCSV();
-                break;
-
-            case RESULT_EXPORT_DB:
-                controller.onExportDB();
-                break;
-
-            case RESULT_BUG_REPORT:
-                controller.onSendBugReport();
-                break;
-
-            case RESULT_REPAIR_DB:
-                controller.onRepairDB();
-                break;
-        }
-    }
-
-    private void onOpenDocumentResult(int resultCode, Intent data)
-    {
-        if (controller == null) return;
-        if (resultCode != Activity.RESULT_OK) return;
-
-        try
-        {
-            Uri uri = data.getData();
-            ContentResolver cr = activity.getContentResolver();
-            InputStream is = cr.openInputStream(uri);
-
-            File cacheDir = activity.getExternalCacheDir();
-            File tempFile = File.createTempFile("import", "", cacheDir);
-
-            FileUtils.copy(is, tempFile);
-            controller.onImportData(tempFile, () -> tempFile.delete());
-        }
-        catch (IOException e)
-        {
-            showMessage(R.string.could_not_import);
-            e.printStackTrace();
-        }
+        if (requestCode == REQUEST_SETTINGS) onSettingsResult(resultCode);
     }
 
     public void setController(@Nullable ListHabitsController controller)
@@ -238,6 +194,36 @@ public class ListHabitsScreen extends BaseScreen
         activity.showDialog(dialog, "editHabit");
     }
 
+    public void showNumberPicker(int initialValue,
+                                 @NonNull NumberPickerCallback callback)
+    {
+        LayoutInflater inflater = activity.getLayoutInflater();
+        View view = inflater.inflate(R.layout.number_picker_dialog, null);
+
+        final NumberPicker picker =
+            (NumberPicker) view.findViewById(R.id.picker);
+
+        picker.setMinValue(0);
+        picker.setMaxValue(Integer.MAX_VALUE);
+        picker.setValue(initialValue);
+        picker.setWrapSelectorWheel(false);
+
+        AlertDialog.Builder builder = new AlertDialog.Builder(activity);
+        builder
+            .setView(view)
+            .setTitle(R.string.change_value)
+            .setPositiveButton(android.R.string.ok, (dialog, which) ->
+            {
+                callback.onNumberPicked(picker.getValue());
+            });
+
+        AlertDialog dialog = builder.create();
+        dialog.show();
+        int width = (int) dpToPixels(activity, 200);
+        int height = (int) dpToPixels(activity, 275);
+        dialog.getWindow().setLayout(width, height);
+    }
+
     public void showFAQScreen()
     {
         Intent intent = intentFactory.viewFAQ(activity);
@@ -278,7 +264,9 @@ public class ListHabitsScreen extends BaseScreen
         FilePickerDialog picker = filePickerDialogFactory.create(dir);
 
         if (controller != null)
-            picker.setListener(file -> controller.onImportData(file, () -> {}));
+            picker.setListener(file -> controller.onImportData(file, () ->
+            {
+            }));
 
         activity.showDialog(picker.getDialog());
     }
@@ -300,4 +288,61 @@ public class ListHabitsScreen extends BaseScreen
         themeSwitcher.toggleNightMode();
         activity.restartWithFade();
     }
+
+    private void onOpenDocumentResult(int resultCode, Intent data)
+    {
+        if (controller == null) return;
+        if (resultCode != Activity.RESULT_OK) return;
+
+        try
+        {
+            Uri uri = data.getData();
+            ContentResolver cr = activity.getContentResolver();
+            InputStream is = cr.openInputStream(uri);
+
+            File cacheDir = activity.getExternalCacheDir();
+            File tempFile = File.createTempFile("import", "", cacheDir);
+
+            FileUtils.copy(is, tempFile);
+            controller.onImportData(tempFile, () -> tempFile.delete());
+        }
+        catch (IOException e)
+        {
+            showMessage(R.string.could_not_import);
+            e.printStackTrace();
+        }
+    }
+
+    private void onSettingsResult(int resultCode)
+    {
+        if (controller == null) return;
+
+        switch (resultCode)
+        {
+            case RESULT_IMPORT_DATA:
+                showImportScreen();
+                break;
+
+            case RESULT_EXPORT_CSV:
+                controller.onExportCSV();
+                break;
+
+            case RESULT_EXPORT_DB:
+                controller.onExportDB();
+                break;
+
+            case RESULT_BUG_REPORT:
+                controller.onSendBugReport();
+                break;
+
+            case RESULT_REPAIR_DB:
+                controller.onRepairDB();
+                break;
+        }
+    }
+
+    public interface NumberPickerCallback
+    {
+        void onNumberPicked(int newValue);
+    }
 }

app/src/main/res/layout/number_picker_dialog.xml

@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2016 Álinson Santos Xavier <isoron@gmail.com>
+  ~
+  ~ This file is part of Loop Habit Tracker.
+  ~
+  ~ Loop Habit Tracker is free software: you can redistribute it and/or modify
+  ~ it under the terms of the GNU General Public License as published by the
+  ~ Free Software Foundation, either version 3 of the License, or (at your
+  ~ option) any later version.
+  ~
+  ~ Loop Habit Tracker is distributed in the hope that it will be useful, but
+  ~ WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+  ~ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+  ~ more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along
+  ~ with this program. If not, see <http://www.gnu.org/licenses/>.
+  -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              android:orientation="horizontal"
+              android:gravity="center"
+              android:layout_width="wrap_content"
+              android:layout_height="wrap_content">
+
+    <NumberPicker
+        android:id="@+id/picker"
+        android:layout_gravity="center"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"/>
+
+</LinearLayout>

app/src/main/res/values/strings.xml

@@ -206,4 +206,5 @@
     <string name="export">Export</string>
     <string name="long_press_to_edit">Press-and-hold to change the
         value</string>
+    <string name="change_value">Change value</string>
 </resources>