3c2353cd
 杜方
1、畅游通核销app源码提交；
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// Copyright 2012 Square, Inc.
package com.squareup.timessquare;
import static android.view.View.MeasureSpec.AT_MOST;
import static android.view.View.MeasureSpec.EXACTLY;
import static android.view.View.MeasureSpec.makeMeasureSpec;
import android.content.Context;
import android.content.res.ColorStateList;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.util.AttributeSet;
import android.view.View;
import android.view.ViewGroup;
import com.ectrip.trips.check.R;
/**
* ViewGroup that draws a grid of calendar cells. All children must be
* {@link CalendarRowView}s. The first row is assumed to be a header and no
* divider is drawn above it.
*/
public class CalendarGridView extends ViewGroup {
private final Paint dividerPaint = new Paint();
private int oldWidthMeasureSize;
private int oldNumRows;
public CalendarGridView(Context context, AttributeSet attrs) {
super(context, attrs);
dividerPaint
.setColor(getResources().getColor(R.color.calendar_divider));
}
public void setDividerColor(int color) {
dividerPaint.setColor(color);
}
public void setDayBackground(int resId) {
for (int i = 1; i < getChildCount(); i++) {
((CalendarRowView) getChildAt(i)).setCellBackground(resId);
}
}
public void setDayTextColor(int resId) {
for (int i = 0; i < getChildCount(); i++) {
ColorStateList colors = getResources().getColorStateList(resId);
((CalendarRowView) getChildAt(i)).setCellTextColor(colors);
}
}
public void setHeaderTextColor(int color) {
((CalendarRowView) getChildAt(0)).setCellTextColor(color);
}
@Override
public void addView(View child, int index, ViewGroup.LayoutParams params) {
if (getChildCount() == 0) {
((CalendarRowView) child).setIsHeaderRow(true);
}
super.addView(child, index, params);
}
@Override
protected void dispatchDraw(Canvas canvas) {
super.dispatchDraw(canvas);
final ViewGroup row = (ViewGroup) getChildAt(1);
int top = row.getTop();
int bottom = getBottom();
// Left side border.
final int left = row.getChildAt(0).getLeft() + getLeft();
canvas.drawLine(left, top, left, bottom, dividerPaint);
// Each cell's right-side border.
for (int c = 0; c < 7; c++) {
int x = left + row.getChildAt(c).getRight() - 1;
canvas.drawLine(x, top, x, bottom, dividerPaint);
}
}
@Override
protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
final boolean retVal = super.drawChild(canvas, child, drawingTime);
// Draw a bottom border.
final int bottom = child.getBottom() - 1;
canvas.drawLine(child.getLeft(), bottom, child.getRight(), bottom,
dividerPaint);
return retVal;
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
int widthMeasureSize = MeasureSpec.getSize(widthMeasureSpec);
if (oldWidthMeasureSize == widthMeasureSize) {
setMeasuredDimension(getMeasuredWidth(), getMeasuredHeight());
return;
}
long start = System.currentTimeMillis();
oldWidthMeasureSize = widthMeasureSize;
int cellSize = widthMeasureSize / 7;
// Remove any extra pixels since /7 is unlikely to give whole nums.
widthMeasureSize = cellSize * 7;
int totalHeight = 0;
final int rowWidthSpec = makeMeasureSpec(widthMeasureSize, EXACTLY);
final int rowHeightSpec = makeMeasureSpec(cellSize, EXACTLY);
for (int c = 0, numChildren = getChildCount(); c < numChildren; c++) {
final View child = getChildAt(c);
if (child.getVisibility() == View.VISIBLE) {
if (c == 0) { // It's the header: height should be wrap_content.
measureChild(child, rowWidthSpec,
makeMeasureSpec(cellSize, AT_MOST));
} else {
measureChild(child, rowWidthSpec, rowHeightSpec);
}
totalHeight += child.getMeasuredHeight();
}
}
final int measuredWidth = widthMeasureSize + 2; // Fudge factor to make
// the borders show up.
setMeasuredDimension(measuredWidth, totalHeight);
}
@Override
protected void onLayout(boolean changed, int left, int top, int right,
int bottom) {
long start = System.currentTimeMillis();
top = 0;
for (int c = 0, numChildren = getChildCount(); c < numChildren; c++) {
final View child = getChildAt(c);
final int rowHeight = child.getMeasuredHeight();
child.layout(left, top, right, top + rowHeight);
top += rowHeight;
}
}
public void setNumRows(int numRows) {
if (oldNumRows != numRows) {
// If the number of rows changes, make sure we do a re-measure next
// time around.
oldWidthMeasureSize = 0;
}
oldNumRows = numRows;
}
}
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