[Android] Three states checkbox

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Wed Jun 21 10:46:17 2017 +0200| [c98b28db59421c559702635b63ed17f46cb4080a] | committer: Geoffrey Métais

Three states checkbox

> https://code.videolan.org/videolan/vlc-android/commit/c98b28db59421c559702635b63ed17f46cb4080a
---

 .../vlc/gui/helpers/ThreeStatesCheckbox.java       | 98 ++++++++++++++++++++++
 1 file changed, 98 insertions(+)

diff --git a/vlc-android/src/org/videolan/vlc/gui/helpers/ThreeStatesCheckbox.java b/vlc-android/src/org/videolan/vlc/gui/helpers/ThreeStatesCheckbox.java
new file mode 100644
index 000000000..1e4eab740
--- /dev/null
+++ b/vlc-android/src/org/videolan/vlc/gui/helpers/ThreeStatesCheckbox.java
@@ -0,0 +1,98 @@
+/*
+ * *************************************************************************
+ *  ThreeStatesCheckbox.java
+ * **************************************************************************
+ *  Copyright © 2017 VLC authors and VideoLAN
+ *  Author: Geoffrey Métais
+ *
+ *  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 2 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, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *  ***************************************************************************
+ */
+
+package org.videolan.vlc.gui.helpers;
+
+import android.content.Context;
+import android.support.v7.widget.AppCompatCheckBox;
+import android.util.AttributeSet;
+import android.widget.CompoundButton;
+
+import org.videolan.vlc.R;
+
+public class ThreeStatesCheckbox extends AppCompatCheckBox {
+
+    public static final int STATE_UNCHECKED = 0;
+    public static final int STATE_CHECKED = 1;
+    public static final int STATE_PARTIAL = 2;
+    private int mState = 0;
+
+    public ThreeStatesCheckbox(Context context) {
+        super(context);
+        init();
+    }
+
+    public ThreeStatesCheckbox(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        init();
+    }
+
+    public ThreeStatesCheckbox(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+        init();
+    }
+
+    void init() {
+        updateBtn();
+        setOnCheckedChangeListener(new OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
+                switch (mState) {
+                    case STATE_PARTIAL:
+                    case STATE_UNCHECKED:
+                        mState = STATE_CHECKED;
+                        break;
+                    case STATE_CHECKED:
+                        mState = STATE_UNCHECKED;
+                        break;
+                }
+                updateBtn();
+            }
+        });
+    }
+
+    private void updateBtn()
+    {
+        int btnDrawable;
+        switch (mState) {
+            case STATE_PARTIAL:
+                btnDrawable = R.drawable.ic_checkbox_partialy;
+                break;
+            case STATE_CHECKED:
+                btnDrawable = R.drawable.ic_checkbox_true;
+                break;
+            default:
+                btnDrawable = R.drawable.ic_checkbox_false;
+        }
+        setButtonDrawable(btnDrawable);
+
+    }
+    public int getState() {
+        return mState;
+    }
+
+    public void setState(int state) {
+        mState = state;
+        updateBtn();
+    }
+}