转载出处:http://blog.csdn.net/lmj623565791/article/details/41531475
1、概述#
之前写了一个Android 高仿 QQ5.0 侧滑菜单效果 自定义控件来袭 ,恰逢QQ5.2又加了一个右侧菜单,刚好看了下DrawerLayout,一方面官方的东西,我都比较感兴趣;另一方面,这玩意用起来的确方便,于是简单写了个demo,高仿QQ5.2双向侧滑,分享给大家。
首先看看效果图:
DrawerLayout用起来真的很方便,下面一起看看用法~
2、DrawerLayout的使用#
直接将DrawerLayout作为根布局,然后其内部第一个View为内容区域,第二个View为左侧菜单,第三个View为右侧侧滑菜单,当前第三个是可选的。
第一个View的宽高应当设置为match_parent,当然了,这也理所当然。
第二、三个View需要设置android:layout_gravity=”left”,和android:layout_gravity=”right”且一搬高度设置为match_parent,宽度为固定值,即侧滑菜单的宽度。
按照上面的描述写个布局文件,然后设置给Activity就添加好了左右侧滑了,是不是很简单~~~
比如我们的布局文件:
<div>
<embed id="ZeroClipboardMovie_1" src="http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf" type="application/x-shockwave-flash" width="18" height="18" align="middle" name="ZeroClipboardMovie_1">
</embed>
</div>
</div>
- <span class="tag"><</span><span class="tag-name">android.support.v4.widget.DrawerLayout</span> <span class="attribute">xmlns:android</span>=<span class="attribute-value">“http://schemas.android.com/apk/res/android”</span>
- <span class="attribute">xmlns:tools</span>=<span class="attribute-value">“http://schemas.android.com/tools”</span>
- <span class="attribute">android:id</span>=<span class="attribute-value">“@+id/id_drawerLayout”</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:background</span>=<span class="attribute-value">“@drawable/img_frame_background”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">RelativeLayout</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:background</span>=<span class="attribute-value">“@drawable/qq”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">Button</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“40dp”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“30dp”</span>
- <span class="attribute">android:layout_marginTop</span>=<span class="attribute-value">“10dp”</span>
- <span class="attribute">android:layout_alignParentRight</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:background</span>=<span class="attribute-value">“@drawable/youce”</span>
- <span class="attribute">android:onClick</span>=<span class="attribute-value">“OpenRightMenu”</span> <span class="tag">/></span>
- <span class="tag"></</span><span class="tag-name">RelativeLayout</span><span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">fragment</span>
- <span class="attribute">android:id</span>=<span class="attribute-value">“@+id/id_left_menu”</span>
- <span class="attribute">android:name</span>=<span class="attribute-value">“com.zhy.demo_zhy_17_drawerlayout.MenuLeftFragment”</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“200dp”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_gravity</span>=<span class="attribute-value">“left”</span>
- <span class="attribute">android:tag</span>=<span class="attribute-value">“LEFT”</span> <span class="tag">/></span>
-
- <span class="tag"><</span><span class="tag-name">fragment</span>
- <span class="attribute">android:id</span>=<span class="attribute-value">“@+id/id_right_menu”</span>
- <span class="attribute">android:name</span>=<span class="attribute-value">“com.zhy.demo_zhy_17_drawerlayout.MenuRightFragment”</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“100dp”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_gravity</span>=<span class="attribute-value">“right”</span>
- <span class="attribute">android:tag</span>=<span class="attribute-value">“RIGHT”</span> <span class="tag">/></span>
-
- <span class="tag"></</span><span class="tag-name">android.support.v4.widget.DrawerLayout</span><span class="tag">></span>
这里我们的主内容区域为RelativeLayout
菜单用的两个Fragment,左侧为200dp,右侧为100dp;
好了,看了我们的布局文件,接下来看下我们的详细代码。
3、代码是最好的老师#
1、MenuLeftFragment#
<div>
<embed id="ZeroClipboardMovie_2" src="http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf" type="application/x-shockwave-flash" width="18" height="18" align="middle" name="ZeroClipboardMovie_2">
</embed>
</div>
</div>
- <span class="keyword">package</span> com.zhy.demo_zhy_17_drawerlayout;
-
- <span class="keyword">import</span> android.os.Bundle;
- <span class="keyword">import</span> android.support.v4.app.Fragment;
- <span class="keyword">import</span> android.view.LayoutInflater;
- <span class="keyword">import</span> android.view.View;
- <span class="keyword">import</span> android.view.ViewGroup;
-
- <span class="keyword">public</span> <span class="keyword">class</span> MenuLeftFragment <span class="keyword">extends</span> Fragment
- {
-
- <span class="annotation">@Override</span>
- <span class="keyword">public</span> View onCreateView(LayoutInflater inflater, ViewGroup container,
- Bundle savedInstanceState)
- {
- <span class="keyword">return</span> inflater.inflate(R.layout.layout_menu, container, <span class="keyword">false</span>);
- }
- }
对应的布局文件:
<div>
<embed id="ZeroClipboardMovie_3" src="http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf" type="application/x-shockwave-flash" width="18" height="18" align="middle" name="ZeroClipboardMovie_3">
</embed>
</div>
</div>
- <span class="tag"><?</span><span class="tag-name">xml</span> <span class="attribute">version</span>=<span class="attribute-value">“1.0”</span> <span class="attribute">encoding</span>=<span class="attribute-value">“utf-8”</span><span class="tag">?></span>
- <span class="tag"><</span><span class="tag-name">RelativeLayout</span> <span class="attribute">xmlns:android</span>=<span class="attribute-value">“http://schemas.android.com/apk/res/android”</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:background</span>=<span class="attribute-value">“#00000000”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">LinearLayout</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:orientation</span>=<span class="attribute-value">“vertical”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">RelativeLayout</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">ImageView</span>
- <span class="attribute">android:id</span>=<span class="attribute-value">“@+id/one”</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“50dp”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“50dp”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_marginLeft</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:layout_marginTop</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:src</span>=<span class="attribute-value">“@drawable/img_1”</span> <span class="tag">/></span>
-
- <span class="tag"><</span><span class="tag-name">TextView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“fill_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_marginLeft</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:layout_toRightOf</span>=<span class="attribute-value">“@id/one”</span>
- <span class="attribute">android:text</span>=<span class="attribute-value">“第1个Item”</span>
- <span class="attribute">android:textColor</span>=<span class="attribute-value">“#f0f0f0”</span>
- <span class="attribute">android:textSize</span>=<span class="attribute-value">“20sp”</span> <span class="tag">/></span>
- <span class="tag"></</span><span class="tag-name">RelativeLayout</span><span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">RelativeLayout</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">ImageView</span>
- <span class="attribute">android:id</span>=<span class="attribute-value">“@+id/two”</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“50dp”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“50dp”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_marginLeft</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:layout_marginTop</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:src</span>=<span class="attribute-value">“@drawable/img_2”</span> <span class="tag">/></span>
-
- <span class="tag"><</span><span class="tag-name">TextView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“fill_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_marginLeft</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:layout_toRightOf</span>=<span class="attribute-value">“@id/two”</span>
- <span class="attribute">android:text</span>=<span class="attribute-value">“第2个Item”</span>
- <span class="attribute">android:textColor</span>=<span class="attribute-value">“#f0f0f0”</span>
- <span class="attribute">android:textSize</span>=<span class="attribute-value">“20sp”</span> <span class="tag">/></span>
- <span class="tag"></</span><span class="tag-name">RelativeLayout</span><span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">RelativeLayout</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">ImageView</span>
- <span class="attribute">android:id</span>=<span class="attribute-value">“@+id/three”</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“50dp”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“50dp”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_marginLeft</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:layout_marginTop</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:src</span>=<span class="attribute-value">“@drawable/img_3”</span> <span class="tag">/></span>
-
- <span class="tag"><</span><span class="tag-name">TextView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“fill_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_marginLeft</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:layout_toRightOf</span>=<span class="attribute-value">“@id/three”</span>
- <span class="attribute">android:text</span>=<span class="attribute-value">“第3个Item”</span>
- <span class="attribute">android:textColor</span>=<span class="attribute-value">“#f0f0f0”</span>
- <span class="attribute">android:textSize</span>=<span class="attribute-value">“20sp”</span> <span class="tag">/></span>
- <span class="tag"></</span><span class="tag-name">RelativeLayout</span><span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">RelativeLayout</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">ImageView</span>
- <span class="attribute">android:id</span>=<span class="attribute-value">“@+id/four”</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“50dp”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“50dp”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_marginLeft</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:layout_marginTop</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:src</span>=<span class="attribute-value">“@drawable/img_4”</span> <span class="tag">/></span>
-
- <span class="tag"><</span><span class="tag-name">TextView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“fill_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_marginLeft</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:layout_toRightOf</span>=<span class="attribute-value">“@id/four”</span>
- <span class="attribute">android:text</span>=<span class="attribute-value">“第4个Item”</span>
- <span class="attribute">android:textColor</span>=<span class="attribute-value">“#f0f0f0”</span>
- <span class="attribute">android:textSize</span>=<span class="attribute-value">“20sp”</span> <span class="tag">/></span>
- <span class="tag"></</span><span class="tag-name">RelativeLayout</span><span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">RelativeLayout</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">ImageView</span>
- <span class="attribute">android:id</span>=<span class="attribute-value">“@+id/five”</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“50dp”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“50dp”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_marginLeft</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:layout_marginTop</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:src</span>=<span class="attribute-value">“@drawable/img_5”</span> <span class="tag">/></span>
-
- <span class="tag"><</span><span class="tag-name">TextView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“fill_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_marginLeft</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:layout_toRightOf</span>=<span class="attribute-value">“@id/five”</span>
- <span class="attribute">android:text</span>=<span class="attribute-value">“第5个Item”</span>
- <span class="attribute">android:textColor</span>=<span class="attribute-value">“#f0f0f0”</span>
- <span class="attribute">android:textSize</span>=<span class="attribute-value">“20sp”</span> <span class="tag">/></span>
- <span class="tag"></</span><span class="tag-name">RelativeLayout</span><span class="tag">></span>
- <span class="tag"></</span><span class="tag-name">LinearLayout</span><span class="tag">></span>
-
- <span class="tag"></</span><span class="tag-name">RelativeLayout</span><span class="tag">></span>
其实就是堆出来的布局~~没撒意思~
2、MenuRightFragment#
<div>
<embed id="ZeroClipboardMovie_4" src="http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf" type="application/x-shockwave-flash" width="18" height="18" align="middle" name="ZeroClipboardMovie_4">
</embed>
</div>
</div>
- <span class="keyword">package</span> com.zhy.demo_zhy_17_drawerlayout;
-
- <span class="keyword">import</span> android.os.Bundle;
- <span class="keyword">import</span> android.support.v4.app.Fragment;
- <span class="keyword">import</span> android.view.LayoutInflater;
- <span class="keyword">import</span> android.view.View;
- <span class="keyword">import</span> android.view.ViewGroup;
-
- <span class="keyword">public</span> <span class="keyword">class</span> MenuRightFragment <span class="keyword">extends</span> Fragment
- {
-
- <span class="annotation">@Override</span>
- <span class="keyword">public</span> View onCreateView(LayoutInflater inflater, ViewGroup container,
- Bundle savedInstanceState)
- {
- <span class="keyword">return</span> inflater.inflate(R.layout.menu_layout_right, container, <span class="keyword">false</span>);
- }
- }
对应布局文件:
<div>
<embed id="ZeroClipboardMovie_5" src="http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf" type="application/x-shockwave-flash" width="18" height="18" align="middle" name="ZeroClipboardMovie_5">
</embed>
</div>
</div>
- <span class="tag"><?</span><span class="tag-name">xml</span> <span class="attribute">version</span>=<span class="attribute-value">“1.0”</span> <span class="attribute">encoding</span>=<span class="attribute-value">“utf-8”</span><span class="tag">?></span>
- <span class="tag"><</span><span class="tag-name">LinearLayout</span> <span class="attribute">xmlns:android</span>=<span class="attribute-value">“http://schemas.android.com/apk/res/android”</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:gravity</span>=<span class="attribute-value">“center_vertical”</span>
- <span class="attribute">android:orientation</span>=<span class="attribute-value">“vertical”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">LinearLayout</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_gravity</span>=<span class="attribute-value">“center_vertical”</span>
- <span class="attribute">android:layout_marginBottom</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:orientation</span>=<span class="attribute-value">“vertical”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">ImageView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“60dp”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“60dp”</span>
- <span class="attribute">android:layout_gravity</span>=<span class="attribute-value">“center”</span>
- <span class="attribute">android:src</span>=<span class="attribute-value">“@drawable/wode”</span> <span class="tag">/></span>
-
- <span class="tag"><</span><span class="tag-name">TextView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“fill_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:gravity</span>=<span class="attribute-value">“center”</span>
- <span class="attribute">android:text</span>=<span class="attribute-value">“扫一扫”</span>
- <span class="attribute">android:textColor</span>=<span class="attribute-value">“#ffffff”</span> <span class="tag">/></span>
- <span class="tag"></</span><span class="tag-name">LinearLayout</span><span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">LinearLayout</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_gravity</span>=<span class="attribute-value">“center_vertical”</span>
- <span class="attribute">android:layout_marginBottom</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:orientation</span>=<span class="attribute-value">“vertical”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">ImageView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“60dp”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“60dp”</span>
- <span class="attribute">android:layout_gravity</span>=<span class="attribute-value">“center”</span>
- <span class="attribute">android:src</span>=<span class="attribute-value">“@drawable/saoma”</span> <span class="tag">/></span>
-
- <span class="tag"><</span><span class="tag-name">TextView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“fill_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:gravity</span>=<span class="attribute-value">“center”</span>
- <span class="attribute">android:text</span>=<span class="attribute-value">“讨论组”</span>
- <span class="attribute">android:textColor</span>=<span class="attribute-value">“#ffffff”</span> <span class="tag">/></span>
- <span class="tag"></</span><span class="tag-name">LinearLayout</span><span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">LinearLayout</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_gravity</span>=<span class="attribute-value">“center_vertical”</span>
- <span class="attribute">android:layout_marginBottom</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:orientation</span>=<span class="attribute-value">“vertical”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">ImageView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“60dp”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“60dp”</span>
- <span class="attribute">android:layout_gravity</span>=<span class="attribute-value">“center”</span>
- <span class="attribute">android:src</span>=<span class="attribute-value">“@drawable/wode”</span> <span class="tag">/></span>
-
- <span class="tag"><</span><span class="tag-name">TextView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“fill_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:gravity</span>=<span class="attribute-value">“center”</span>
- <span class="attribute">android:text</span>=<span class="attribute-value">“扫一扫”</span>
- <span class="attribute">android:textColor</span>=<span class="attribute-value">“#ffffff”</span> <span class="tag">/></span>
- <span class="tag"></</span><span class="tag-name">LinearLayout</span><span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">LinearLayout</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“match_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:layout_centerVertical</span>=<span class="attribute-value">“true”</span>
- <span class="attribute">android:layout_gravity</span>=<span class="attribute-value">“center_vertical”</span>
- <span class="attribute">android:layout_marginBottom</span>=<span class="attribute-value">“20dp”</span>
- <span class="attribute">android:orientation</span>=<span class="attribute-value">“vertical”</span> <span class="tag">></span>
-
- <span class="tag"><</span><span class="tag-name">ImageView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“60dp”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“60dp”</span>
- <span class="attribute">android:layout_gravity</span>=<span class="attribute-value">“center”</span>
- <span class="attribute">android:src</span>=<span class="attribute-value">“@drawable/saoma”</span> <span class="tag">/></span>
-
- <span class="tag"><</span><span class="tag-name">TextView</span>
- <span class="attribute">android:layout_width</span>=<span class="attribute-value">“fill_parent”</span>
- <span class="attribute">android:layout_height</span>=<span class="attribute-value">“wrap_content”</span>
- <span class="attribute">android:gravity</span>=<span class="attribute-value">“center”</span>
- <span class="attribute">android:text</span>=<span class="attribute-value">“讨论组”</span>
- <span class="attribute">android:textColor</span>=<span class="attribute-value">“#ffffff”</span> <span class="tag">/></span>
- <span class="tag"></</span><span class="tag-name">LinearLayout</span><span class="tag">></span>
-
- <span class="tag"></</span><span class="tag-name">LinearLayout</span><span class="tag">></span>
依旧很简单,除了图标比较难找以外~~
3、MainActivity#
MainActivity的布局文件已经贴过了~~
<div>
<embed id="ZeroClipboardMovie_6" src="http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf" type="application/x-shockwave-flash" width="18" height="18" align="middle" name="ZeroClipboardMovie_6">
</embed>
</div>
</div>
- <span class="keyword">package</span> com.zhy.demo_zhy_17_drawerlayout;
-
- <span class="keyword">import</span> android.os.Bundle;
- <span class="keyword">import</span> android.support.v4.app.FragmentActivity;
- <span class="keyword">import</span> android.support.v4.widget.DrawerLayout;
- <span class="keyword">import</span> android.support.v4.widget.DrawerLayout.DrawerListener;
- <span class="keyword">import</span> android.view.Gravity;
- <span class="keyword">import</span> android.view.View;
- <span class="keyword">import</span> android.view.Window;
-
- <span class="keyword">import</span> com.nineoldandroids.view.ViewHelper;
-
- <span class="keyword">public</span> <span class="keyword">class</span> MainActivity <span class="keyword">extends</span> FragmentActivity
- {
-
- <span class="keyword">private</span> DrawerLayout mDrawerLayout;
-
- <span class="annotation">@Override</span>
- <span class="keyword">protected</span> <span class="keyword">void</span> onCreate(Bundle savedInstanceState)
- {
- <span class="keyword">super</span>.onCreate(savedInstanceState);
- requestWindowFeature(Window.FEATURE_NO_TITLE);
- setContentView(R.layout.activity_main);
-
- initView();
- initEvents();
-
- }
-
- <span class="keyword">public</span> <span class="keyword">void</span> OpenRightMenu(View view)
- {
- mDrawerLayout.openDrawer(Gravity.RIGHT);
- mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED,
- Gravity.RIGHT);
- }
-
- <span class="keyword">private</span> <span class="keyword">void</span> initEvents()
- {
- mDrawerLayout.setDrawerListener(<span class="keyword">new</span> DrawerListener()
- {
- <span class="annotation">@Override</span>
- <span class="keyword">public</span> <span class="keyword">void</span> onDrawerStateChanged(<span class="keyword">int</span> newState)
- {
- }
-
- <span class="annotation">@Override</span>
- <span class="keyword">public</span> <span class="keyword">void</span> onDrawerSlide(View drawerView, <span class="keyword">float</span> slideOffset)
- {
- View mContent = mDrawerLayout.getChildAt(<span class="number"></span>);
- View mMenu = drawerView;
- <span class="keyword">float</span> scale = <span class="number">1</span> – slideOffset;
- <span class="keyword">float</span> rightScale = <span class="number"></span>.8f + scale * <span class="number"></span>.2f;
-
- <span class="keyword">if</span> (drawerView.getTag().equals(<span class="string">“LEFT”</span>))
- {
-
- <span class="keyword">float</span> leftScale = <span class="number">1</span> – <span class="number"></span>.3f * scale;
-
- ViewHelper.setScaleX(mMenu, leftScale);
- ViewHelper.setScaleY(mMenu, leftScale);
- ViewHelper.setAlpha(mMenu, <span class="number"></span>.6f + <span class="number"></span>.4f * (<span class="number">1</span> – scale));
- ViewHelper.setTranslationX(mContent,
- mMenu.getMeasuredWidth() * (<span class="number">1</span> – scale));
- ViewHelper.setPivotX(mContent, <span class="number"></span>);
- ViewHelper.setPivotY(mContent,
- mContent.getMeasuredHeight() / <span class="number">2</span>);
- mContent.invalidate();
- ViewHelper.setScaleX(mContent, rightScale);
- ViewHelper.setScaleY(mContent, rightScale);
- } <span class="keyword">else</span>
- {
- ViewHelper.setTranslationX(mContent,
- -mMenu.getMeasuredWidth() * slideOffset);
- ViewHelper.setPivotX(mContent, mContent.getMeasuredWidth());
- ViewHelper.setPivotY(mContent,
- mContent.getMeasuredHeight() / <span class="number">2</span>);
- mContent.invalidate();
- ViewHelper.setScaleX(mContent, rightScale);
- ViewHelper.setScaleY(mContent, rightScale);
- }
-
- }
-
- <span class="annotation">@Override</span>
- <span class="keyword">public</span> <span class="keyword">void</span> onDrawerOpened(View drawerView)
- {
- }
-
- <span class="annotation">@Override</span>
- <span class="keyword">public</span> <span class="keyword">void</span> onDrawerClosed(View drawerView)
- {
- mDrawerLayout.setDrawerLockMode(
- DrawerLayout.LOCK_MODE_LOCKED_CLOSED, Gravity.RIGHT);
- }
- });
- }
-
- <span class="keyword">private</span> <span class="keyword">void</span> initView()
- {
- mDrawerLayout = (DrawerLayout) findViewById(R.id.id_drawerLayout);
- mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED,
- Gravity.RIGHT);
- }
-
- }
嗯,代码基本没什么注释~~维撒呢?是因为的确没什么好注释的。
提几点:
1、为了模拟QQ的右侧菜单需要点击才能出现,所以在初始化DrawerLayout的时候,使用了mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED,Gravity.RIGHT);意思是只有编程才能将其弹出。
然后在弹出以后,需要让手势可以滑动回去,所以在OpenRightMenu中又编写了:
mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED,Gravity.RIGHT); UNLOCK了一下。
最后在onDrawerClosed回调中,继续设置mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED,Gravity.RIGHT);
2、动画效果
动画用了nineoldandroids,关于动画各种偏移量、缩放比例的计算请参考Android 高仿 QQ5.0 侧滑菜单效果 自定义控件来袭 基本是一致的,唯一的不同的地方,给Content设置了ViewHelper.setTranslationX(mContent, mMenu.getMeasuredWidth() * (1 – scale));让Content在菜单的右侧,默认情况下Menu在菜单之上,所以我们根据菜单划出的距离给Content设置X方向的偏移量。
好了,其实看到可以这么做,基本上任何的侧滑菜单效果都能写出来了。有兴趣的话,可以拿DrawerLayout实现这篇博客的所有效果:Android 实现形态各异的双向侧滑菜单 自定义控件来袭 。
3、setDrawerListener
通过代码也能看出来,可以使用setDrawerListener监听菜单的打开与关闭等等。这里对于当前操作是哪个菜单的判断是通过TAG判断的,我觉得使用gravity应该也能判断出来~~
好了,没撒了,由于DrawerLayout默认只能从边界划出菜单,但是QQ划出菜单的手势区域比较大,大家有兴趣,可以重写Activity的onTouchEvent,在里面判断,如果是左右滑动手势神马的,弹出菜单,应该不麻烦~~~
我建了一个QQ群,方便大家交流。群号:55032675
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