Finish GUI for all preferences supported by the old preferences views

2026-04-06 07:56:07 +00:00 · 2014-11-02 12:10:21 -08:00
parent cd182b3265
commit c1397e331b
9 changed files with 191 additions and 139 deletions
--- a/app/src/main/java/com/limelight/preferences/SeekBarPreference.java
+++ b/app/src/main/java/com/limelight/preferences/SeekBarPreference.java
@@ -0,0 +1,159 @@
+package com.limelight.preferences;
+
+import android.app.AlertDialog;
+import android.content.Context;
+import android.os.Bundle;
+import android.preference.DialogPreference;
+import android.util.AttributeSet;
+import android.view.Gravity;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.LinearLayout;
+import android.widget.SeekBar;
+import android.widget.TextView;
+
+// Based on a Stack Overflow example: http://stackoverflow.com/questions/1974193/slider-on-my-preferencescreen
+public class SeekBarPreference extends DialogPreference
+{
+    private static final String SCHEMA_URL = "http://schemas.android.com/apk/res/android";
+
+    private SeekBar seekBar;
+    private TextView splashText, valueText;
+    private Context context;
+
+    private String dialogMessage, suffix;
+    private int defaultValue, maxValue, currentValue;
+
+    public SeekBarPreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        this.context = context;
+
+        // Read the message from XML
+        int dialogMessageId = attrs.getAttributeResourceValue(SCHEMA_URL, "dialogMessage", 0);
+        if (dialogMessageId == 0) {
+            dialogMessage = attrs.getAttributeValue(SCHEMA_URL, "dialogMessage");
+        }
+        else {
+            dialogMessage = context.getString(dialogMessageId);
+        }
+
+        // Get the suffix for the number displayed in the dialog
+        int suffixId = attrs.getAttributeResourceValue(SCHEMA_URL, "text", 0);
+        if (suffixId == 0) {
+            suffix = attrs.getAttributeValue(SCHEMA_URL, "text");
+        }
+        else {
+            suffix = context.getString(suffixId);
+        }
+
+        // Get default and max seekbar values
+        defaultValue = attrs.getAttributeIntValue(SCHEMA_URL, "defaultValue", 0);
+        maxValue = attrs.getAttributeIntValue(SCHEMA_URL, "max", 100);
+    }
+
+    @Override
+    protected View onCreateDialogView() {
+
+        LinearLayout.LayoutParams params;
+        LinearLayout layout = new LinearLayout(context);
+        layout.setOrientation(LinearLayout.VERTICAL);
+        layout.setPadding(6, 6, 6, 6);
+
+        splashText = new TextView(context);
+        splashText.setPadding(30, 10, 30, 10);
+        if (dialogMessage != null) {
+            splashText.setText(dialogMessage);
+        }
+        layout.addView(splashText);
+
+        valueText = new TextView(context);
+        valueText.setGravity(Gravity.CENTER_HORIZONTAL);
+        valueText.setTextSize(32);
+        params = new LinearLayout.LayoutParams(
+                LinearLayout.LayoutParams.FILL_PARENT,
+                LinearLayout.LayoutParams.WRAP_CONTENT);
+        layout.addView(valueText, params);
+
+        seekBar = new SeekBar(context);
+        seekBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
+            @Override
+            public void onProgressChanged(SeekBar seekBar, int value, boolean b) {
+                String t = String.valueOf(value);
+                valueText.setText(suffix == null ? t : t.concat(" " + suffix));
+            }
+
+            @Override
+            public void onStartTrackingTouch(SeekBar seekBar) {}
+
+            @Override
+            public void onStopTrackingTouch(SeekBar seekBar) {}
+        });
+
+        layout.addView(seekBar, new LinearLayout.LayoutParams(LinearLayout.LayoutParams.FILL_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT));
+
+        if (shouldPersist()) {
+            currentValue = getPersistedInt(defaultValue);
+        }
+
+        seekBar.setMax(maxValue);
+        seekBar.setProgress(currentValue);
+
+        return layout;
+    }
+
+    @Override
+    protected void onBindDialogView(View v) {
+        super.onBindDialogView(v);
+        seekBar.setMax(maxValue);
+        seekBar.setProgress(currentValue);
+    }
+
+    @Override
+    protected void onSetInitialValue(boolean restore, Object defaultValue)
+    {
+        super.onSetInitialValue(restore, defaultValue);
+        if (restore) {
+            currentValue = shouldPersist() ? getPersistedInt(this.defaultValue) : 0;
+        }
+        else {
+            currentValue = (Integer) defaultValue;
+        }
+    }
+
+    public void setMax(int max) {
+        this.maxValue = max;
+    }
+    public int getMax() {
+        return this.maxValue;
+    }
+
+    public void setProgress(int progress) {
+        this.currentValue = progress;
+        if (seekBar != null) {
+            seekBar.setProgress(progress);
+        }
+    }
+    public int getProgress() {
+        return currentValue;
+    }
+
+    @Override
+    public void showDialog(Bundle state) {
+        super.showDialog(state);
+
+        Button positiveButton = ((AlertDialog) getDialog()).getButton(AlertDialog.BUTTON_POSITIVE);
+        positiveButton.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                if (shouldPersist()) {
+                    currentValue = seekBar.getProgress();
+                    persistInt(seekBar.getProgress());
+                    callChangeListener(Integer.valueOf(seekBar.getProgress()));
+                }
+
+                ((AlertDialog) getDialog()).dismiss();
+            }
+        });
+    }
+}