UI 微调。

Author: XunMengWinter

app/build.gradle

@@ -8,8 +8,8 @@ android {
         applicationId "top.wefor.randompicker"
         minSdkVersion 9
         targetSdkVersion 24
-        versionCode 1
-        versionName "1.0"
+        versionCode 2
+        versionName "1.1"
     }
     buildTypes {
         release {

app/src/main/java/top/wefor/randompicker/MainActivity.java

@@ -1,11 +1,14 @@
 package top.wefor.randompicker;
 
 import android.os.Bundle;
+import android.support.design.widget.Snackbar;
 import android.support.v7.app.AlertDialog;
 import android.support.v7.app.AppCompatActivity;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
+import android.widget.CheckBox;
+import android.widget.CompoundButton;
 
 import java.util.ArrayList;
 
@@ -65,6 +68,22 @@ public void onClick(View view) {
             }
         });
 
+        CheckBox checkBox = (CheckBox) findViewById(R.id.cutMode_checkBox);
+        checkBox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+                Snackbar snackbar = Snackbar.make(buttonView, (isChecked ? "Enter in" : "Exit from") + " Cut mode", 2_000);
+                View view = snackbar.getView();
+                view.setBackgroundResource(R.color.colorPrimary);
+                snackbar.show();
+
+                if (isChecked)
+                    mRandomPicker.enterCutMode();
+                else
+                    mRandomPicker.exitCutMode();
+            }
+        });
+
     }
 
     @Override

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

@@ -23,6 +23,7 @@
         >
 
         <android.support.v7.widget.AppCompatCheckBox
+            android:id="@+id/cutMode_checkBox"
             android:layout_gravity="center"
             android:checked="false"
             android:button="@drawable/selector_cut_checkbox"

lib/src/main/java/top/wefor/randompicker/RandomPicker.java

@@ -130,7 +130,7 @@ private int randomPick() {
                 allWeight += mCurrentWeightList.get(i);
             }
 
-            if (allWeight < 0) {
+            if (allWeight <= 0) {
                 //TODO avoid this situation.
                 allWeight = Integer.MAX_VALUE;
                 //Log.e(TAG, "...");