X-Git-Url: https://git.ktnx.net/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fnet%2Fktnx%2Fmobileledger%2Futils%2FMisc.java;h=c75b6339ae0fb0b074deed2d2088ed7c0e811fd2;hb=4db312e69578236dbfca979b840222b751da2f8c;hp=8698e0bc346f58d1763f3c5f658387eeb0102c2e;hpb=e0a0823e0084b51cc5252f9f2f230efa956dc097;p=mobile-ledger-staging.git

diff --git a/app/src/main/java/net/ktnx/mobileledger/utils/Misc.java b/app/src/main/java/net/ktnx/mobileledger/utils/Misc.java
index 8698e0bc..c75b6339 100644
--- a/app/src/main/java/net/ktnx/mobileledger/utils/Misc.java
+++ b/app/src/main/java/net/ktnx/mobileledger/utils/Misc.java
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2019 Damyan Ivanov.
+ * Copyright © 2020 Damyan Ivanov.
  * This file is part of MoLe.
  * MoLe is free software: you can distribute it and/or modify it
  * under the term of the GNU General Public License as published by
@@ -19,9 +19,12 @@ package net.ktnx.mobileledger.utils;
 
 import android.app.Activity;
 import android.content.res.Configuration;
+import android.text.Editable;
 import android.view.WindowManager;
 
+import androidx.annotation.Nullable;
 import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentActivity;
 
 public class Misc {
     public static boolean isZero(float f) {
@@ -31,11 +34,51 @@ public class Misc {
         // make the keyboard appear
         Configuration cf = activity.getResources()
                                    .getConfiguration();
-        if (cf.keyboardHidden == Configuration.KEYBOARDHIDDEN_YES)
+        if (cf.keyboard == Configuration.KEYBOARD_NOKEYS ||
+            cf.keyboardHidden == Configuration.KEYBOARDHIDDEN_YES)
             activity.getWindow()
                     .setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
     }
     public static void showSoftKeyboard(Fragment fragment) {
-        showSoftKeyboard(fragment.getActivity());
+        final FragmentActivity activity = fragment.getActivity();
+        if (activity != null)
+            showSoftKeyboard(activity);
+    }
+    public static void hideSoftKeyboard(Fragment fragment) {
+        final FragmentActivity activity = fragment.getActivity();
+        if (activity != null)
+            hideSoftKeyboard(activity);
+    }
+    public static void hideSoftKeyboard(Activity activity) {
+        Configuration cf = activity.getResources()
+                                   .getConfiguration();
+        if (cf.keyboard == Configuration.KEYBOARD_NOKEYS ||
+            cf.keyboardHidden == Configuration.KEYBOARDHIDDEN_NO)
+            activity.getWindow()
+                    .setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN);
+
+    }
+    public static String emptyIsNull(String str) {
+        return "".equals(str) ? null : str;
+    }
+    public static String nullIsEmpty(String str) {
+        return (str == null) ? "" : str;
+    }
+    public static String nullIsEmpty(Editable e) {
+        if (e == null)
+            return "";
+        return e.toString();
+    }
+    public static boolean equalStrings(String u, CharSequence text) {
+        return nullIsEmpty(u).equals(text.toString());
+    }
+    public static boolean equalStrings(String a, String b) {
+        return nullIsEmpty(a).equals(nullIsEmpty(b));
+    }
+    public static String trim(@Nullable String string) {
+        if (string == null)
+            return null;
+
+        return string.trim();
     }
 }