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Manual Focus (MF): Manually adjust the focusing mode, similar to the lens contraction and extension of SLR, so that the focus can be completely controlled by yourself.One thing can be seen from the previous source analysis: the dispatchTouchEvent () method is called by the parent View, and the child View tells the parent View whether the event has been consumed through the return value of this method (see source analysis number 7 for details, and the extension at the end of case 1).Let's go on to discuss design patterns. In the previous article, I finished five creative patterns. At the beginning of this chapter, I will talk about the following seven structural patterns: adapter pattern, decoration pattern, agent pattern, appearance pattern, bridging pattern, combination pattern and meta-sharing pattern. The adapter pattern of the object is the origin of various patterns. Let's look at the following figure:不过。Qinglan told Kezi about the reason for the healthy divorce. Kezi angrily asked why the health who came back from work did not say anything about his ex-wife's extramarital love. Healthy and angry came to Qinglan, see Qinglan did not open the door, so severely kicked the door. Small rate please hyun cha to find a job for his son. I don't know how to explain to my father that Yu Ying, who worked as a police officer in Yishang, was in distress. Cai Xiu blessed Yu Ying and looked at Yu Ying's back and shed tears. Yu Ying came to Shengmei and said he hoped to make up with Caixiu again. Yi Shang proposed to marry Ying, but Yu Ying, who knew that his father would oppose his marriage to the police, painfully broke up./doomThree, commonly used ways of use