1 files changed, 118 insertions, 0 deletions
diff --git a/main/src/cgeo/geocaching/StoredList.java b/main/src/cgeo/geocaching/StoredList.java
index 3b5a47a..fc03b26 100644
--- a/main/src/cgeo/geocaching/StoredList.java
+++ b/main/src/cgeo/geocaching/StoredList.java
@@ -1,5 +1,19 @@
 package cgeo.geocaching;
 
+import cgeo.geocaching.activity.IAbstractActivity;
+import cgeo.geocaching.utils.RunnableWithArgument;
+
+import org.apache.commons.lang3.StringUtils;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.content.DialogInterface;
+import android.content.res.Resources;
+import android.view.View;
+import android.widget.EditText;
+
+import java.util.ArrayList;
+import java.util.List;
 
 public class StoredList {
     public static final int TEMPORARY_LIST_ID = 0;
@@ -18,4 +32,108 @@ public class StoredList {
     public String getTitleAndCount() {
         return title + " [" + count + "]";
     }
+
+    public static class UserInterface {
+        private final IAbstractActivity activity;
+        private final cgeoapplication app;
+        private final Resources res;
+
+        public UserInterface(final IAbstractActivity activity) {
+            this.activity = activity;
+            app = cgeoapplication.getInstance();
+            res = app.getResources();
+        }
+
+        public void promptForListSelection(final int titleId, final RunnableWithArgument<Integer> runAfterwards) {
+            final List<StoredList> lists = app.getLists();
+
+            if (lists == null) {
+                return;
+            }
+
+            final List<CharSequence> listsTitle = new ArrayList<CharSequence>();
+            for (StoredList list : lists) {
+                listsTitle.add(list.getTitleAndCount());
+            }
+            listsTitle.add("<" + res.getString(R.string.list_menu_create) + ">");
+
+            final CharSequence[] items = new CharSequence[listsTitle.size()];
+
+            AlertDialog.Builder builder = new AlertDialog.Builder((Activity) activity);
+            builder.setTitle(res.getString(titleId));
+            builder.setItems(listsTitle.toArray(items), new DialogInterface.OnClickListener() {
+                public void onClick(DialogInterface dialogInterface, int itemId) {
+                    if (itemId >= lists.size()) {
+                        // create new list on the fly
+                        promptForListCreation(runAfterwards);
+                    }
+                    else {
+                        if (runAfterwards != null) {
+                            runAfterwards.run(lists.get(itemId).id);
+                        }
+                    }
+                }
+            });
+            builder.create().show();
+        }
+
+        public void promptForListCreation(final RunnableWithArgument<Integer> runAfterwards) {
+            handleListNameInput("", R.string.list_dialog_create_title, R.string.list_dialog_create, new RunnableWithArgument<String>() {
+
+                @Override
+                public void run(final String listName) {
+                    final int newId = app.createList(listName);
+
+                    if (newId >= 10) {
+                        activity.showToast(res.getString(R.string.list_dialog_create_ok));
+                        if (runAfterwards != null) {
+                            runAfterwards.run(newId);
+                        }
+                    } else {
+                        activity.showToast(res.getString(R.string.list_dialog_create_err));
+                    }
+                }
+            });
+        }
+
+        private void handleListNameInput(final String defaultValue, int dialogTitle, int buttonTitle, final RunnableWithArgument<String> runnable) {
+            final AlertDialog.Builder alert = new AlertDialog.Builder((Activity) activity);
+            final View view = ((Activity) activity).getLayoutInflater().inflate(R.layout.list_create_dialog, null);
+            final EditText input = (EditText) view.findViewById(R.id.text);
+            input.setText(defaultValue);
+
+            alert.setTitle(dialogTitle);
+            alert.setView(view);
+            alert.setPositiveButton(buttonTitle, new DialogInterface.OnClickListener() {
+                public void onClick(DialogInterface dialog, int whichButton) {
+                    // remove whitespaces added by autocompletion of Android keyboard
+                    String listName = StringUtils.trim(input.getText().toString());
+                    if (StringUtils.isNotBlank(listName)) {
+                        runnable.run(listName);
+                    }
+                }
+            });
+            alert.setNegativeButton(res.getString(R.string.list_dialog_cancel), new DialogInterface.OnClickListener() {
+                public void onClick(DialogInterface dialog, int whichButton) {
+                    dialog.dismiss();
+                }
+            });
+
+            alert.show();
+        }
+
+        public void promptForListRename(final int listId, final Runnable runAfterRename) {
+            final StoredList list = app.getList(listId);
+            handleListNameInput(list.title, R.string.list_dialog_rename_title, R.string.list_dialog_rename, new RunnableWithArgument<String>() {
+
+                @Override
+                public void run(final String listName) {
+                    app.renameList(listId, listName);
+                    if (runAfterRename != null) {
+                        runAfterRename.run();
+                    }
+                }
+            });
+        }
+    }
 }