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加入指定方位pop显示方法

This commit is contained in:
zengfantian 2015-04-12 15:42:50 +08:00
parent 521d51b9f0
commit adb7b5e09d
1 changed files with 77 additions and 0 deletions
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77
src/com/zftlive/android/tools/ToolAlert.java
View File

@ -407,6 +407,83 @@ public class ToolAlert {
return pw;
}
/**
* 方向枚举
*
*/
public enum Direction {
UP, DOWN, LEFT, RIGHT;
}
/**
* 在控件的上方打开popwindow
*
* @param pw PopupWindow
* @param anchor 打开popw的目标控件
* @param popView popview布局view
* @param direction 在目标控件的方向：上(Direction.UP)、右(Direction.RIGHT)、下(Direction.DOWN)、左(Direction.LEFT)
* @return
*/
private static PopupWindow popwindowLoction(PopupWindow pw, View anchor,View popView,Direction direction) {
int[] location = new int[2];
anchor.getLocationOnScreen(location);
if (pw == null) {
pw = new PopupWindow(popView, LayoutParams.WRAP_CONTENT,LayoutParams.WRAP_CONTENT, true);
pw.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
pw.setOutsideTouchable(false);
}
switch (direction) {
case UP:
if (pw.isShowing()) {
pw.update(location[0], location[1] - pw.getHeight(),
LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
} else {
pw.showAtLocation(anchor, Gravity.NO_GRAVITY, location[0],
location[1] - pw.getHeight());
}
break;
case DOWN:
if (pw.isShowing()) {
pw.update(location[0], location[1] + pw.getHeight(),
LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
} else {
pw.showAtLocation(anchor, Gravity.NO_GRAVITY, location[0],
location[1] + pw.getHeight());
}
break;
case LEFT:
if (pw.isShowing()) {
pw.update(location[0]-pw.getWidth(), location[1],
LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
} else {
pw.showAtLocation(anchor, Gravity.NO_GRAVITY,location[0]-pw.getWidth(), location[1]);
}
break;
case RIGHT:
if (pw.isShowing()) {
pw.update(location[0]+anchor.getWidth(), location[1],LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
} else {
pw.showAtLocation(anchor, Gravity.NO_GRAVITY, location[0]+anchor.getWidth(), location[1]);
}
break;
default:
if (pw.isShowing()) {
pw.update(location[0], location[1] - pw.getHeight(),
LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
} else {
pw.showAtLocation(anchor, Gravity.NO_GRAVITY, location[0],
location[1] - pw.getHeight());
}
break;
}
return pw;
}
/**
* 往状态栏发送一条通知消息
* @param mContext 上下文