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Code Issues Releases Activity

AndroidGCS Tuning: Create a view that includes a scroll bar and edit box coupled together.

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This commit is contained in:
James Cotton 2012-08-28 14:55:46 -05:00
parent 2c21038d74
commit 7c48b46adf
2 changed files with 76 additions and 4 deletions
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13
androidgcs/res/layout/tuning.xml
View File

@ -1,7 +1,12 @@
<?xml version="1.0" encoding="utf-8"?>
<ListView xmlns:android="http://schemas.android.com/apk/res/android"
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent" >
android:layout_height="match_parent"
android:orientation="vertical" >
</ListView>
<org.openpilot.androidgcs.views.ScrollBarView
android:id="@+id/rollRateKp"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
</LinearLayout>

67
androidgcs/src/org/openpilot/androidgcs/views/ScrollBarView.java Normal file
View File

@ -0,0 +1,67 @@
package org.openpilot.androidgcs.views;
import android.content.Context;
import android.util.AttributeSet;
import android.util.Log;
import android.widget.EditText;
import android.widget.GridLayout;
import android.widget.LinearLayout;
import android.widget.SeekBar;
import android.widget.TextView;
public class ScrollBarView extends GridLayout {
private final static String TAG = ScrollBarView.class.getSimpleName();
private final TextView lbl;
private final EditText edit;
private final SeekBar bar;
private double value;
private final double SCALE = 1000000;
public ScrollBarView(Context context, AttributeSet attrs) {
super(context, attrs);
Log.d(TAG, "Scroll bar init called");
setOrientation(LinearLayout.VERTICAL);
setColumnCount(2);
lbl = new TextView(context);
lbl.setText("Roll Rate Kp:");
addView(lbl, new GridLayout.LayoutParams(spec(0), spec(0)));
edit = new EditText(context);
addView(edit, new GridLayout.LayoutParams(spec(0), spec(1)));
bar = new SeekBar(context);
addView(bar, new GridLayout.LayoutParams(spec(1), spec(0,2)));
bar.setMax((int) (SCALE * 0.01));
setPadding(5,5,5,5);
setValue(0.0035);
}
public void setValue(double val)
{
value = val;
edit.setText(Double.toString(val));
bar.setProgress((int) (SCALE * val));
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
// This shouldn't be needed if I could make this scroll bar
// automagically span both columns
android.view.ViewGroup.LayoutParams param = bar.getLayoutParams();
param.width = (int) (getMeasuredWidth() * 0.9);
// Force the label to half the page width
param = lbl.getLayoutParams();
param.width = getMeasuredWidth() / 2;
}
}