aboutsummaryrefslogtreecommitdiffstats
path: root/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/spinner/FocusFirstItemSpinner.java
diff options
context:
space:
mode:
Diffstat (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/spinner/FocusFirstItemSpinner.java')
-rw-r--r--OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/spinner/FocusFirstItemSpinner.java77
1 files changed, 77 insertions, 0 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/spinner/FocusFirstItemSpinner.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/spinner/FocusFirstItemSpinner.java
new file mode 100644
index 000000000..7919a0918
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/spinner/FocusFirstItemSpinner.java
@@ -0,0 +1,77 @@
+/*
+ * Copyright (C) 2016 Alex Fong Jie Wen <alexfongg@gmail.com>
+ *
+ * This program 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.
+ *
+ * This program 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/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.util.spinner;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.Spinner;
+
+/**
+ * Custom spinner which uses a hack to
+ * always set focus on first item in list
+ *
+ */
+public class FocusFirstItemSpinner extends Spinner {
+ /**
+ * Spinner is originally designed to set focus on the currently selected item.
+ * When Spinner is selected to show dropdown, 'performClick()' is called internally.
+ * 'getSelectedItemPosition()' is then called to obtain the item to focus on.
+ * We use a toggle to have 'getSelectedItemPosition()' return the 0th index
+ * for this particular case.
+ */
+
+ private boolean mToggleFlag = true;
+
+ public FocusFirstItemSpinner(Context context, AttributeSet attrs,
+ int defStyle, int mode) {
+ super(context, attrs, defStyle, mode);
+ }
+
+ public FocusFirstItemSpinner(Context context, AttributeSet attrs,
+ int defStyle) {
+ super(context, attrs, defStyle);
+ }
+
+ public FocusFirstItemSpinner(Context context, AttributeSet attrs) {
+ super(context, attrs);
+ }
+
+ public FocusFirstItemSpinner(Context context, int mode) {
+ super(context, mode);
+ }
+
+ public FocusFirstItemSpinner(Context context) {
+ super(context);
+ }
+
+ @Override
+ public int getSelectedItemPosition() {
+ if (!mToggleFlag) {
+ return 0;
+ }
+ return super.getSelectedItemPosition();
+ }
+
+ @Override
+ public boolean performClick() {
+ mToggleFlag = false;
+ boolean result = super.performClick();
+ mToggleFlag = true;
+ return result;
+ }
+}