Android Open Source - android_tutorial_projects To Do List Item View

• Back to Development/tutorial  ↑

From Project

Back to project page android_tutorial_projects.

License

The source code is released under:

Copyright (c) 2013, Uthcode All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redi...

Java Source Code

package com.uthcode.todolist;
/* ww  w  .  jav a2  s .c o m*/
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.util.AttributeSet;
import android.widget.CheckBox;

// Sometimes none of the built-in controls meet your needs.
public class ToDoListItemView extends CheckBox {
  private Integer item;
  
  public void initlayout() {

        final float scale = this.getResources().getDisplayMetrics().density;
        this.setPadding(this.getPaddingLeft() + (int)(15.0f * scale + 10.0f),
                this.getPaddingTop(),
                this.getPaddingRight(),
                this.getPaddingBottom());

  }
  
    public ToDoListItemView(Context context) {
        super(context);
        initlayout();
    }

    public ToDoListItemView(Context context, AttributeSet attrs) {
      super(context, attrs);
      initlayout();
    }
    
    public int getItem() {
      return item;
    }
    
    public void setItem(Integer item) {
      
      this.item = item; 
      
    }


    // We override onDraw method to modify the View's appearance
    @Override
    public void onDraw(Canvas canvas) {
        // Get a reference to resources table.
        final Resources resources = getResources();

        // Anti-aliasing is important when drawing text as anti-aliased
        // text is significantly easier to read.
        final Paint marginPaint = new Paint(Paint.ANTI_ALIAS_FLAG); // Margin paint brush
        marginPaint.setColor(resources.getColor(R.color.margin_color));

        final Paint linePaint = new Paint(Paint.ANTI_ALIAS_FLAG); // Line paint brush
        linePaint.setColor(resources.getColor(R.color.line_color));

        // Get the paper background color
        final int paperColor = resources.getColor(R.color.paper_color);

        // Get the margin width.
        final int marginWidth = (int) resources.getDimension(R.dimen.margin);

        // Fill  entire canvas bitmap with paper color.
        canvas.drawColor(paperColor);

        // Draw ruled line
        final int lineX1 = 0;
        final int lineY1 = getMeasuredHeight();
        final int lineX2 = getMeasuredWidth();
        final int lineY2 = getMeasuredHeight();
        canvas.drawLine(lineX1, lineY1, lineX2, lineY2, linePaint);

        // Draw margin
        final int marginX1 = marginWidth;
        final int marginY1 = 0;
        final int marginX2 = marginWidth;
        final int marginY2 = getMeasuredHeight();
        canvas.drawLine(marginX1, marginY1, marginX2, marginY2, marginPaint);
        

        
        // Move the text across from the margin
        //canvas.translate(marginWidth, 0);

        // Render the text as usual using the TextView base class.
        super.onDraw(canvas);
    }
    
}

Java Source Code List

• Back to Development/tutorial  ↑