android:foreground

foreground 前景色

  foreground 也就是前景色,它与background相对应,顾名思义,它指定的drawable是在view视图的上方绘制的。

开发实例

1.实现遮罩层:

<code class="hljs xml has-numbering" style="display: block; padding: 0px; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-radius: 0px; word-wrap: normal; background: transparent;"><span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"><<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">FrameLayout
</span>        <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:id</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"@+id/id_frameLayout"</span>
        <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:layout_width</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"wrap_content"</span>
        <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:layout_height</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"wrap_content"</span>
        <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:foreground</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"#aaff0000"</span>
        <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:foregroundTintMode</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"src_in"</span>
        ></span>
        <span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"><<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">TextView
</span>            <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:id</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"@+id/id_text"</span>
            <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:layout_width</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"100dp"</span>
            <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:layout_height</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"100dp"</span>
            <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:text</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"NO.1"</span>
            <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:gravity</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"center_horizontal|center_vertical"</span>
            /></span>
    <span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"></<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">FrameLayout</span>></span></code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li><li style="box-sizing: border-box; padding: 0px 5px;">11</li><li style="box-sizing: border-box; padding: 0px 5px;">12</li><li style="box-sizing: border-box; padding: 0px 5px;">13</li><li style="box-sizing: border-box; padding: 0px 5px;">14</li><li style="box-sizing: border-box; padding: 0px 5px;">15</li></ul><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li><li style="box-sizing: border-box; padding: 0px 5px;">11</li><li style="box-sizing: border-box; padding: 0px 5px;">12</li><li style="box-sizing: border-box; padding: 0px 5px;">13</li><li style="box-sizing: border-box; padding: 0px 5px;">14</li><li style="box-sizing: border-box; padding: 0px 5px;">15</li></ul>

实现效果遮罩实现效果 
2.实现点击效果 
  属性能设置为drawable,我们自然就想到了也可以使用 selector drawable,在点击时套上drawable来实现类似点击效果的功能

xml代码:

<code class="hljs xml has-numbering" style="display: block; padding: 0px; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-radius: 0px; word-wrap: normal; background: transparent;">    <span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"><<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">FrameLayout
</span>        <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:id</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"@+id/id_frameLayout"</span>
        <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:layout_width</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"wrap_content"</span>
        <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:layout_height</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"wrap_content"</span>
        <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:background</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"@android:color/transparent"</span>
        <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:foreground</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"@drawable/selector_foreground"</span>
        <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:foregroundTintMode</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"src_in"</span>
        ></span>
        <span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"><<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">TextView
</span>            <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:id</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"@+id/id_text"</span>
            <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:layout_width</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"100dp"</span>
            <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:layout_height</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"100dp"</span>
            <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:text</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"NO.1"</span>
            <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:gravity</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"center_horizontal|center_vertical"</span>
            /></span>
    <span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"></<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">FrameLayout</span>></span></code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li><li style="box-sizing: border-box; padding: 0px 5px;">11</li><li style="box-sizing: border-box; padding: 0px 5px;">12</li><li style="box-sizing: border-box; padding: 0px 5px;">13</li><li style="box-sizing: border-box; padding: 0px 5px;">14</li><li style="box-sizing: border-box; padding: 0px 5px;">15</li><li style="box-sizing: border-box; padding: 0px 5px;">16</li></ul><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li><li style="box-sizing: border-box; padding: 0px 5px;">11</li><li style="box-sizing: border-box; padding: 0px 5px;">12</li><li style="box-sizing: border-box; padding: 0px 5px;">13</li><li style="box-sizing: border-box; padding: 0px 5px;">14</li><li style="box-sizing: border-box; padding: 0px 5px;">15</li><li style="box-sizing: border-box; padding: 0px 5px;">16</li></ul>

drawable:

<code class="hljs xml has-numbering" style="display: block; padding: 0px; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-radius: 0px; word-wrap: normal; background: transparent;"><span class="hljs-pi" style="color: rgb(0, 102, 102); box-sizing: border-box;"><?xml version="1.0" encoding="utf-8"?></span>
<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"><<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">selector</span> <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">xmlns:android</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"http://schemas.android.com/apk/res/android"</span>
    <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:enterFadeDuration</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"@android:integer/config_shortAnimTime"</span>
    <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:exitFadeDuration</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"@android:integer/config_mediumAnimTime"</span>
    ></span>
    <span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"><<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">item</span> <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:state_pressed</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"true"</span>></span>
        <span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"><<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">shape
</span>            <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:shape</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"rectangle"</span>></span>
            <span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"><<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">solid</span> <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:color</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"#15000000"</span>/></span>
        <span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"></<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">shape</span>></span>
    <span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"></<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">item</span>></span>
    <span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"><<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">item</span> <span class="hljs-attribute" style="box-sizing: border-box; color: rgb(102, 0, 102);">android:drawable</span>=<span class="hljs-value" style="box-sizing: border-box; color: rgb(0, 136, 0);">"@android:color/transparent"</span>></span>

    <span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"></<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">item</span>></span>

<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;"></<span class="hljs-title" style="box-sizing: border-box; color: rgb(0, 0, 136);">selector</span>></span></code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li><li style="box-sizing: border-box; padding: 0px 5px;">11</li><li style="box-sizing: border-box; padding: 0px 5px;">12</li><li style="box-sizing: border-box; padding: 0px 5px;">13</li><li style="box-sizing: border-box; padding: 0px 5px;">14</li><li style="box-sizing: border-box; padding: 0px 5px;">15</li><li style="box-sizing: border-box; padding: 0px 5px;">16</li></ul><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li><li style="box-sizing: border-box; padding: 0px 5px;">11</li><li style="box-sizing: border-box; padding: 0px 5px;">12</li><li style="box-sizing: border-box; padding: 0px 5px;">13</li><li style="box-sizing: border-box; padding: 0px 5px;">14</li><li style="box-sizing: border-box; padding: 0px 5px;">15</li><li style="box-sizing: border-box; padding: 0px 5px;">16</li></ul>

当然别忘记了在代码中给 frameLayout 设置点击事件 
实现效果: 
效果2 
   
  

缺陷

  Android在所有布局的基类 View 类中 就定义了 Foreground 这个属性,但是测试发现 运行时,只有FrameLayout布局上设置该属性才会生效。观察View的代码发现这样一段。它只针对是FrameLayout的实例做获取该styleable的操作。 
  

<code class="language-java hljs  has-numbering" style="display: block; padding: 0px; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-radius: 0px; word-wrap: normal; background: transparent;"> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">case</span> R.styleable.View_foreground:
                    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (targetSdkVersion >= VERSION_CODES.M || <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">this</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">instanceof</span> FrameLayout) {
                        setForeground(a.getDrawable(attr));
                    }
                    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">break</span>;
                <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">case</span> R.styleable.View_foregroundGravity:
                    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (targetSdkVersion >= VERSION_CODES.M || <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">this</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">instanceof</span> FrameLayout) {
                        setForegroundGravity(a.getInt(attr, Gravity.NO_GRAVITY));
                    }
                    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">break</span>;</code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li></ul><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li></ul>

解决方案

  模拟,FrameLayout的相关实现为TextView添加foreGround的代码功能

<code class="language-java hljs  has-numbering" style="display: block; padding: 0px; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-radius: 0px; word-wrap: normal; background: transparent;"><span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">public</span> <span class="hljs-class" style="box-sizing: border-box;"><span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">class</span> <span class="hljs-title" style="box-sizing: border-box; color: rgb(102, 0, 102);">ForegroundTextView</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">extends</span> <span class="hljs-title" style="box-sizing: border-box; color: rgb(102, 0, 102);">TextView</span> {</span>

  <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// UI</span>
  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">private</span> Drawable foreground;

  <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// Controller/logic fields</span>
  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">private</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">final</span> Rect rectPadding = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">new</span> Rect();
  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">private</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">boolean</span> foregroundPadding = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">false</span>;
  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">private</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">boolean</span> foregroundBoundsChanged = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">false</span>;
  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">private</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">boolean</span> backgroundAsForeground = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">false</span>;

  <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// Constructors</span>
  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">public</span> <span class="hljs-title" style="box-sizing: border-box;">ForegroundTextView</span>(Context context) {
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">super</span>(context);
  }

  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">public</span> <span class="hljs-title" style="box-sizing: border-box;">ForegroundTextView</span>(Context context, AttributeSet attrs) {
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">this</span>(context, attrs, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>);
  }

  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">public</span> <span class="hljs-title" style="box-sizing: border-box;">ForegroundTextView</span>(Context context, AttributeSet attrs, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> defStyle) {
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">super</span>(context, attrs, defStyle);

    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">final</span> TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ForegroundLayout, defStyle, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>);

    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">final</span> Drawable d = a.getDrawable(R.styleable.ForegroundLayout_foreground);
    foregroundPadding = a.getBoolean(R.styleable.ForegroundLayout_foregroundInsidePadding, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">false</span>);

    backgroundAsForeground = a.getBoolean(R.styleable.ForegroundLayout_backgroundAsForeground, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">false</span>);

    <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// Apply foreground padding for ninepatches automatically</span>
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (!foregroundPadding && getBackground() <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">instanceof</span> NinePatchDrawable) {
      <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">final</span> NinePatchDrawable npd = (NinePatchDrawable) getBackground();
      <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (npd != <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">null</span> && npd.getPadding(rectPadding)) {
        foregroundPadding = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">true</span>;
      }
    }

    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">final</span> Drawable b = getBackground();
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (backgroundAsForeground && b != <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">null</span>) {
      setForeground(b);
    } <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">else</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (d != <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">null</span>) {
      setForeground(d);
    }

    a.recycle();
  }

  <span class="hljs-javadoc" style="color: rgb(136, 0, 0); box-sizing: border-box;">/**
   * Supply a Drawable that is to be rendered on top of all of the child views in the layout.
   *
   *<span class="hljs-javadoctag" style="color: rgb(102, 0, 102); box-sizing: border-box;"> @param</span> drawable The Drawable to be drawn on top of the children.
   */</span>
  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">public</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">void</span> <span class="hljs-title" style="box-sizing: border-box;">setForeground</span>(Drawable drawable) {
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (foreground != drawable) {
      <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (foreground != <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">null</span>) {
        foreground.setCallback(<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">null</span>);
        unscheduleDrawable(foreground);
      }

      foreground = drawable;

      <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (drawable != <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">null</span>) {
        setWillNotDraw(<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">false</span>);
        drawable.setCallback(<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">this</span>);
        <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (drawable.isStateful()) {
          drawable.setState(getDrawableState());
        }
      } <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">else</span> {
        setWillNotDraw(<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">true</span>);
      }
      requestLayout();
      invalidate();
    }
  }

  <span class="hljs-javadoc" style="color: rgb(136, 0, 0); box-sizing: border-box;">/**
   * Returns the drawable used as the foreground of this layout. The foreground drawable,
   * if non-null, is always drawn on top of the children.
   *
   *<span class="hljs-javadoctag" style="color: rgb(102, 0, 102); box-sizing: border-box;"> @return</span> A Drawable or null if no foreground was set.
   */</span>
  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">public</span> Drawable <span class="hljs-title" style="box-sizing: border-box;">getForeground</span>() {
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">return</span> foreground;
  }

  <span class="hljs-annotation" style="color: rgb(155, 133, 157); box-sizing: border-box;">@Override</span>
  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">protected</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">void</span> <span class="hljs-title" style="box-sizing: border-box;">drawableStateChanged</span>() {
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">super</span>.drawableStateChanged();

    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (foreground != <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">null</span> && foreground.isStateful()) {
      foreground.setState(getDrawableState());
    }
  }

  <span class="hljs-annotation" style="color: rgb(155, 133, 157); box-sizing: border-box;">@Override</span>
  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">protected</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">boolean</span> <span class="hljs-title" style="box-sizing: border-box;">verifyDrawable</span>(Drawable who) {
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">return</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">super</span>.verifyDrawable(who) || (who == foreground);
  }

  <span class="hljs-annotation" style="color: rgb(155, 133, 157); box-sizing: border-box;">@Override</span>
  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">public</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">void</span> <span class="hljs-title" style="box-sizing: border-box;">jumpDrawablesToCurrentState</span>() {
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">super</span>.jumpDrawablesToCurrentState();

    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (foreground != <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">null</span>) {
      foreground.jumpToCurrentState();
    }
  }

  <span class="hljs-annotation" style="color: rgb(155, 133, 157); box-sizing: border-box;">@Override</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">protected</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">void</span> <span class="hljs-title" style="box-sizing: border-box;">onSizeChanged</span>(<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> w, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> h, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> oldw, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> oldh) {
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">super</span>.onSizeChanged(w, h, oldw, oldh);
    foregroundBoundsChanged = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">true</span>;
  }

  <span class="hljs-annotation" style="color: rgb(155, 133, 157); box-sizing: border-box;">@Override</span>
  <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">public</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">void</span> <span class="hljs-title" style="box-sizing: border-box;">draw</span>(Canvas canvas) {
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">super</span>.draw(canvas);

    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (foreground != <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">null</span>) {
      <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">final</span> Drawable foreground = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">this</span>.foreground;

      <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (foregroundBoundsChanged) {
        foregroundBoundsChanged = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">false</span>;

        <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">final</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> w = getRight() - getLeft();
        <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">final</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">int</span> h = getBottom() - getTop();

        <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (foregroundPadding) {
          foreground.setBounds(rectPadding.left, rectPadding.top, w - rectPadding.right, h - rectPadding.bottom);
        } <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">else</span> {
          foreground.setBounds(<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>, w, h);
        }
      }
      foreground.draw(canvas);
    }
  }

  <span class="hljs-annotation" style="color: rgb(155, 133, 157); box-sizing: border-box;">@TargetApi</span>(Build.VERSION_CODES.LOLLIPOP) <span class="hljs-annotation" style="color: rgb(155, 133, 157); box-sizing: border-box;">@Override</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">public</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">boolean</span> <span class="hljs-title" style="box-sizing: border-box;">onTouchEvent</span>(MotionEvent e) {
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
      <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (e.getActionMasked() == MotionEvent.ACTION_DOWN) {
        <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> (foreground != <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">null</span>) {
          foreground.setHotspot(e.getX(), e.getY());
        }
      }
    }
    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">return</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">super</span>.onTouchEvent(e);
  }
}</code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li><li style="box-sizing: border-box; padding: 0px 5px;">11</li><li style="box-sizing: border-box; padding: 0px 5px;">12</li><li style="box-sizing: border-box; padding: 0px 5px;">13</li><li style="box-sizing: border-box; padding: 0px 5px;">14</li><li style="box-sizing: border-box; padding: 0px 5px;">15</li><li style="box-sizing: border-box; padding: 0px 5px;">16</li><li style="box-sizing: border-box; padding: 0px 5px;">17</li><li style="box-sizing: border-box; padding: 0px 5px;">18</li><li style="box-sizing: border-box; padding: 0px 5px;">19</li><li style="box-sizing: border-box; padding: 0px 5px;">20</li><li style="box-sizing: border-box; padding: 0px 5px;">21</li><li style="box-sizing: border-box; padding: 0px 5px;">22</li><li style="box-sizing: border-box; padding: 0px 5px;">23</li><li style="box-sizing: border-box; padding: 0px 5px;">24</li><li style="box-sizing: border-box; padding: 0px 5px;">25</li><li style="box-sizing: border-box; padding: 0px 5px;">26</li><li style="box-sizing: border-box; padding: 0px 5px;">27</li><li style="box-sizing: border-box; padding: 0px 5px;">28</li><li style="box-sizing: border-box; padding: 0px 5px;">29</li><li style="box-sizing: border-box; padding: 0px 5px;">30</li><li style="box-sizing: border-box; padding: 0px 5px;">31</li><li style="box-sizing: border-box; padding: 0px 5px;">32</li><li style="box-sizing: border-box; padding: 0px 5px;">33</li><li style="box-sizing: border-box; padding: 0px 5px;">34</li><li style="box-sizing: border-box; padding: 0px 5px;">35</li><li style="box-sizing: border-box; padding: 0px 5px;">36</li><li style="box-sizing: border-box; padding: 0px 5px;">37</li><li style="box-sizing: border-box; padding: 0px 5px;">38</li><li style="box-sizing: border-box; padding: 0px 5px;">39</li><li style="box-sizing: border-box; padding: 0px 5px;">40</li><li style="box-sizing: border-box; padding: 0px 5px;">41</li><li style="box-sizing: border-box; padding: 0px 5px;">42</li><li style="box-sizing: border-box; padding: 0px 5px;">43</li><li style="box-sizing: border-box; padding: 0px 5px;">44</li><li style="box-sizing: border-box; padding: 0px 5px;">45</li><li style="box-sizing: border-box; padding: 0px 5px;">46</li><li style="box-sizing: border-box; padding: 0px 5px;">47</li><li style="box-sizing: border-box; padding: 0px 5px;">48</li><li style="box-sizing: border-box; padding: 0px 5px;">49</li><li style="box-sizing: border-box; padding: 0px 5px;">50</li><li style="box-sizing: border-box; padding: 0px 5px;">51</li><li style="box-sizing: border-box; padding: 0px 5px;">52</li><li style="box-sizing: border-box; padding: 0px 5px;">53</li><li style="box-sizing: border-box; padding: 0px 5px;">54</li><li style="box-sizing: border-box; padding: 0px 5px;">55</li><li style="box-sizing: border-box; padding: 0px 5px;">56</li><li style="box-sizing: border-box; padding: 0px 5px;">57</li><li style="box-sizing: border-box; padding: 0px 5px;">58</li><li style="box-sizing: border-box; padding: 0px 5px;">59</li><li style="box-sizing: border-box; padding: 0px 5px;">60</li><li style="box-sizing: border-box; padding: 0px 5px;">61</li><li style="box-sizing: border-box; padding: 0px 5px;">62</li><li style="box-sizing: border-box; padding: 0px 5px;">63</li><li style="box-sizing: border-box; padding: 0px 5px;">64</li><li style="box-sizing: border-box; padding: 0px 5px;">65</li><li style="box-sizing: border-box; padding: 0px 5px;">66</li><li style="box-sizing: border-box; padding: 0px 5px;">67</li><li style="box-sizing: border-box; padding: 0px 5px;">68</li><li style="box-sizing: border-box; padding: 0px 5px;">69</li><li style="box-sizing: border-box; padding: 0px 5px;">70</li><li style="box-sizing: border-box; padding: 0px 5px;">71</li><li style="box-sizing: border-box; padding: 0px 5px;">72</li><li style="box-sizing: border-box; padding: 0px 5px;">73</li><li style="box-sizing: border-box; padding: 0px 5px;">74</li><li style="box-sizing: border-box; padding: 0px 5px;">75</li><li style="box-sizing: border-box; padding: 0px 5px;">76</li><li style="box-sizing: border-box; padding: 0px 5px;">77</li><li style="box-sizing: border-box; padding: 0px 5px;">78</li><li style="box-sizing: border-box; padding: 0px 5px;">79</li><li style="box-sizing: border-box; padding: 0px 5px;">80</li><li style="box-sizing: border-box; padding: 0px 5px;">81</li><li style="box-sizing: border-box; padding: 0px 5px;">82</li><li style="box-sizing: border-box; padding: 0px 5px;">83</li><li style="box-sizing: border-box; padding: 0px 5px;">84</li><li style="box-sizing: border-box; padding: 0px 5px;">85</li><li style="box-sizing: border-box; padding: 0px 5px;">86</li><li style="box-sizing: border-box; padding: 0px 5px;">87</li><li style="box-sizing: border-box; padding: 0px 5px;">88</li><li style="box-sizing: border-box; padding: 0px 5px;">89</li><li style="box-sizing: border-box; padding: 0px 5px;">90</li><li style="box-sizing: border-box; padding: 0px 5px;">91</li><li style="box-sizing: border-box; padding: 0px 5px;">92</li><li style="box-sizing: border-box; padding: 0px 5px;">93</li><li style="box-sizing: border-box; padding: 0px 5px;">94</li><li style="box-sizing: border-box; padding: 0px 5px;">95</li><li style="box-sizing: border-box; padding: 0px 5px;">96</li><li style="box-sizing: border-box; padding: 0px 5px;">97</li><li style="box-sizing: border-box; padding: 0px 5px;">98</li><li style="box-sizing: border-box; padding: 0px 5px;">99</li><li style="box-sizing: border-box; padding: 0px 5px;">100</li><li style="box-sizing: border-box; padding: 0px 5px;">101</li><li style="box-sizing: border-box; padding: 0px 5px;">102</li><li style="box-sizing: border-box; padding: 0px 5px;">103</li><li style="box-sizing: border-box; padding: 0px 5px;">104</li><li style="box-sizing: border-box; padding: 0px 5px;">105</li><li style="box-sizing: border-box; padding: 0px 5px;">106</li><li style="box-sizing: border-box; padding: 0px 5px;">107</li><li style="box-sizing: border-box; padding: 0px 5px;">108</li><li style="box-sizing: border-box; padding: 0px 5px;">109</li><li style="box-sizing: border-box; padding: 0px 5px;">110</li><li style="box-sizing: border-box; padding: 0px 5px;">111</li><li style="box-sizing: border-box; padding: 0px 5px;">112</li><li style="box-sizing: border-box; padding: 0px 5px;">113</li><li style="box-sizing: border-box; padding: 0px 5px;">114</li><li style="box-sizing: border-box; padding: 0px 5px;">115</li><li style="box-sizing: border-box; padding: 0px 5px;">116</li><li style="box-sizing: border-box; padding: 0px 5px;">117</li><li style="box-sizing: border-box; padding: 0px 5px;">118</li><li style="box-sizing: border-box; padding: 0px 5px;">119</li><li style="box-sizing: border-box; padding: 0px 5px;">120</li><li style="box-sizing: border-box; padding: 0px 5px;">121</li><li style="box-sizing: border-box; padding: 0px 5px;">122</li><li style="box-sizing: border-box; padding: 0px 5px;">123</li><li style="box-sizing: border-box; padding: 0px 5px;">124</li><li style="box-sizing: border-box; padding: 0px 5px;">125</li><li style="box-sizing: border-box; padding: 0px 5px;">126</li><li style="box-sizing: border-box; padding: 0px 5px;">127</li><li style="box-sizing: border-box; padding: 0px 5px;">128</li><li style="box-sizing: border-box; padding: 0px 5px;">129</li><li style="box-sizing: border-box; padding: 0px 5px;">130</li><li style="box-sizing: border-box; padding: 0px 5px;">131</li><li style="box-sizing: border-box; padding: 0px 5px;">132</li><li style="box-sizing: border-box; padding: 0px 5px;">133</li><li style="box-sizing: border-box; padding: 0px 5px;">134</li><li style="box-sizing: border-box; padding: 0px 5px;">135</li><li style="box-sizing: border-box; padding: 0px 5px;">136</li><li style="box-sizing: border-box; padding: 0px 5px;">137</li><li style="box-sizing: border-box; padding: 0px 5px;">138</li><li style="box-sizing: border-box; padding: 0px 5px;">139</li><li style="box-sizing: border-box; padding: 0px 5px;">140</li><li style="box-sizing: border-box; padding: 0px 5px;">141</li><li style="box-sizing: border-box; padding: 0px 5px;">142</li><li style="box-sizing: border-box; padding: 0px 5px;">143</li><li style="box-sizing: border-box; padding: 0px 5px;">144</li><li style="box-sizing: border-box; padding: 0px 5px;">145</li><li style="box-sizing: border-box; padding: 0px 5px;">146</li><li style="box-sizing: border-box; padding: 0px 5px;">147</li><li style="box-sizing: border-box; padding: 0px 5px;">148</li></ul><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li><li style="box-sizing: border-box; padding: 0px 5px;">11</li><li style="box-sizing: border-box; padding: 0px 5px;">12</li><li style="box-sizing: border-box; padding: 0px 5px;">13</li><li style="box-sizing: border-box; padding: 0px 5px;">14</li><li style="box-sizing: border-box; padding: 0px 5px;">15</li><li style="box-sizing: border-box; padding: 0px 5px;">16</li><li style="box-sizing: border-box; padding: 0px 5px;">17</li><li style="box-sizing: border-box; padding: 0px 5px;">18</li><li style="box-sizing: border-box; padding: 0px 5px;">19</li><li style="box-sizing: border-box; padding: 0px 5px;">20</li><li style="box-sizing: border-box; padding: 0px 5px;">21</li><li style="box-sizing: border-box; padding: 0px 5px;">22</li><li style="box-sizing: border-box; padding: 0px 5px;">23</li><li style="box-sizing: border-box; padding: 0px 5px;">24</li><li style="box-sizing: border-box; padding: 0px 5px;">25</li><li style="box-sizing: border-box; padding: 0px 5px;">26</li><li style="box-sizing: border-box; padding: 0px 5px;">27</li><li style="box-sizing: border-box; padding: 0px 5px;">28</li><li style="box-sizing: border-box; padding: 0px 5px;">29</li><li style="box-sizing: border-box; padding: 0px 5px;">30</li><li style="box-sizing: border-box; padding: 0px 5px;">31</li><li style="box-sizing: border-box; padding: 0px 5px;">32</li><li style="box-sizing: border-box; padding: 0px 5px;">33</li><li style="box-sizing: border-box; padding: 0px 5px;">34</li><li style="box-sizing: border-box; padding: 0px 5px;">35</li><li style="box-sizing: border-box; padding: 0px 5px;">36</li><li style="box-sizing: border-box; padding: 0px 5px;">37</li><li style="box-sizing: border-box; padding: 0px 5px;">38</li><li style="box-sizing: border-box; padding: 0px 5px;">39</li><li style="box-sizing: border-box; padding: 0px 5px;">40</li><li style="box-sizing: border-box; padding: 0px 5px;">41</li><li style="box-sizing: border-box; padding: 0px 5px;">42</li><li style="box-sizing: border-box; padding: 0px 5px;">43</li><li style="box-sizing: border-box; padding: 0px 5px;">44</li><li style="box-sizing: border-box; padding: 0px 5px;">45</li><li style="box-sizing: border-box; padding: 0px 5px;">46</li><li style="box-sizing: border-box; padding: 0px 5px;">47</li><li style="box-sizing: border-box; padding: 0px 5px;">48</li><li style="box-sizing: border-box; padding: 0px 5px;">49</li><li style="box-sizing: border-box; padding: 0px 5px;">50</li><li style="box-sizing: border-box; padding: 0px 5px;">51</li><li style="box-sizing: border-box; padding: 0px 5px;">52</li><li style="box-sizing: border-box; padding: 0px 5px;">53</li><li style="box-sizing: border-box; padding: 0px 5px;">54</li><li style="box-sizing: border-box; padding: 0px 5px;">55</li><li style="box-sizing: border-box; padding: 0px 5px;">56</li><li style="box-sizing: border-box; padding: 0px 5px;">57</li><li style="box-sizing: border-box; padding: 0px 5px;">58</li><li style="box-sizing: border-box; padding: 0px 5px;">59</li><li style="box-sizing: border-box; padding: 0px 5px;">60</li><li style="box-sizing: border-box; padding: 0px 5px;">61</li><li style="box-sizing: border-box; padding: 0px 5px;">62</li><li style="box-sizing: border-box; padding: 0px 5px;">63</li><li style="box-sizing: border-box; padding: 0px 5px;">64</li><li style="box-sizing: border-box; padding: 0px 5px;">65</li><li style="box-sizing: border-box; padding: 0px 5px;">66</li><li style="box-sizing: border-box; padding: 0px 5px;">67</li><li style="box-sizing: border-box; padding: 0px 5px;">68</li><li style="box-sizing: border-box; padding: 0px 5px;">69</li><li style="box-sizing: border-box; padding: 0px 5px;">70</li><li style="box-sizing: border-box; padding: 0px 5px;">71</li><li style="box-sizing: border-box; padding: 0px 5px;">72</li><li style="box-sizing: border-box; padding: 0px 5px;">73</li><li style="box-sizing: border-box; padding: 0px 5px;">74</li><li style="box-sizing: border-box; padding: 0px 5px;">75</li><li style="box-sizing: border-box; padding: 0px 5px;">76</li><li style="box-sizing: border-box; padding: 0px 5px;">77</li><li style="box-sizing: border-box; padding: 0px 5px;">78</li><li style="box-sizing: border-box; padding: 0px 5px;">79</li><li style="box-sizing: border-box; padding: 0px 5px;">80</li><li style="box-sizing: border-box; padding: 0px 5px;">81</li><li style="box-sizing: border-box; padding: 0px 5px;">82</li><li style="box-sizing: border-box; padding: 0px 5px;">83</li><li style="box-sizing: border-box; padding: 0px 5px;">84</li><li style="box-sizing: border-box; padding: 0px 5px;">85</li><li style="box-sizing: border-box; padding: 0px 5px;">86</li><li style="box-sizing: border-box; padding: 0px 5px;">87</li><li style="box-sizing: border-box; padding: 0px 5px;">88</li><li style="box-sizing: border-box; padding: 0px 5px;">89</li><li style="box-sizing: border-box; padding: 0px 5px;">90</li><li style="box-sizing: border-box; padding: 0px 5px;">91</li><li style="box-sizing: border-box; padding: 0px 5px;">92</li><li style="box-sizing: border-box; padding: 0px 5px;">93</li><li style="box-sizing: border-box; padding: 0px 5px;">94</li><li style="box-sizing: border-box; padding: 0px 5px;">95</li><li style="box-sizing: border-box; padding: 0px 5px;">96</li><li style="box-sizing: border-box; padding: 0px 5px;">97</li><li style="box-sizing: border-box; padding: 0px 5px;">98</li><li style="box-sizing: border-box; padding: 0px 5px;">99</li><li style="box-sizing: border-box; padding: 0px 5px;">100</li><li style="box-sizing: border-box; padding: 0px 5px;">101</li><li style="box-sizing: border-box; padding: 0px 5px;">102</li><li style="box-sizing: border-box; padding: 0px 5px;">103</li><li style="box-sizing: border-box; padding: 0px 5px;">104</li><li style="box-sizing: border-box; padding: 0px 5px;">105</li><li style="box-sizing: border-box; padding: 0px 5px;">106</li><li style="box-sizing: border-box; padding: 0px 5px;">107</li><li style="box-sizing: border-box; padding: 0px 5px;">108</li><li style="box-sizing: border-box; padding: 0px 5px;">109</li><li style="box-sizing: border-box; padding: 0px 5px;">110</li><li style="box-sizing: border-box; padding: 0px 5px;">111</li><li style="box-sizing: border-box; padding: 0px 5px;">112</li><li style="box-sizing: border-box; padding: 0px 5px;">113</li><li style="box-sizing: border-box; padding: 0px 5px;">114</li><li style="box-sizing: border-box; padding: 0px 5px;">115</li><li style="box-sizing: border-box; padding: 0px 5px;">116</li><li style="box-sizing: border-box; padding: 0px 5px;">117</li><li style="box-sizing: border-box; padding: 0px 5px;">118</li><li style="box-sizing: border-box; padding: 0px 5px;">119</li><li style="box-sizing: border-box; padding: 0px 5px;">120</li><li style="box-sizing: border-box; padding: 0px 5px;">121</li><li style="box-sizing: border-box; padding: 0px 5px;">122</li><li style="box-sizing: border-box; padding: 0px 5px;">123</li><li style="box-sizing: border-box; padding: 0px 5px;">124</li><li style="box-sizing: border-box; padding: 0px 5px;">125</li><li style="box-sizing: border-box; padding: 0px 5px;">126</li><li style="box-sizing: border-box; padding: 0px 5px;">127</li><li style="box-sizing: border-box; padding: 0px 5px;">128</li><li style="box-sizing: border-box; padding: 0px 5px;">129</li><li style="box-sizing: border-box; padding: 0px 5px;">130</li><li style="box-sizing: border-box; padding: 0px 5px;">131</li><li style="box-sizing: border-box; padding: 0px 5px;">132</li><li style="box-sizing: border-box; padding: 0px 5px;">133</li><li style="box-sizing: border-box; padding: 0px 5px;">134</li><li style="box-sizing: border-box; padding: 0px 5px;">135</li><li style="box-sizing: border-box; padding: 0px 5px;">136</li><li style="box-sizing: border-box; padding: 0px 5px;">137</li><li style="box-sizing: border-box; padding: 0px 5px;">138</li><li style="box-sizing: border-box; padding: 0px 5px;">139</li><li style="box-sizing: border-box; padding: 0px 5px;">140</li><li style="box-sizing: border-box; padding: 0px 5px;">141</li><li style="box-sizing: border-box; padding: 0px 5px;">142</li><li style="box-sizing: border-box; padding: 0px 5px;">143</li><li style="box-sizing: border-box; padding: 0px 5px;">144</li><li style="box-sizing: border-box; padding: 0px 5px;">145</li><li style="box-sizing: border-box; padding: 0px 5px;">146</li><li style="box-sizing: border-box; padding: 0px 5px;">147</li><li style="box-sizing: border-box; padding: 0px 5px;">148</li></ul>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:orientation="vertical" android:id="@+id/main" android:layout_width="match_parent" android:layout_height="match_parent" android:background="@drawable/bg" tools:context=".MainActivity"> <ImageView android:layout_width="match_parent" android:layout_height="85dp" android:src="@drawable/login" android:layout_marginTop="80dp" /> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:text="MyMUSIC" android:layout_marginTop="20dp" android:textColor="#E62C21" android:gravity="center|center_vertical|center_horizontal" android:layout_marginBottom="65dp" android:textSize="25sp" android:textStyle="bold" /> <EditText android:id="@+id/login_account" android:layout_width="match_parent" android:layout_height="wrap_content" android:textColor="#B3FFFFFF" android:layout_marginLeft="50dp" android:layout_marginRight="50dp" android:layout_marginTop="10dp" android:hint="请输入账号" android:textSize="25sp" android:textStyle="bold" android:textColorHint="#FFFFFF" android:background="@drawable/edit_login_bg" android:padding="10dp" android:drawablePadding="10dp" android:drawableLeft="@drawable/icon_login" /> <EditText android:id="@+id/login_pwd" android:layout_width="match_parent" android:layout_height="wrap_content" android:textColor="#B3FFFFFF" android:layout_marginTop="20dp" android:layout_marginLeft="50dp" android:layout_marginRight="50dp" android:hint="请输入密码" android:textSize="25sp" android:textStyle="bold" android:textColorHint="#FFFFFF" android:background="@drawable/edit_login_bg" android:padding="10dp" android:drawablePadding="10dp" android:drawableLeft="@drawable/icon_pass" android:inputType="textPassword" /> <LinearLayout android:gravity="center_horizontal|center_vertical" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="40dp" android:layout_marginLeft="50dp" android:layout_marginRight="50dp"> <Button android:id="@+id/login_denglu_btn" android:layout_width="0dp" android:layout_weight="1" android:layout_height="wrap_content" android:text="登录" android:layout_marginRight="20dp" android:background="@drawable/button_login_bg" android:textColor="#FDFDFD" android:foreground="?android:attr/selectableItemBackground" /> <Button android:layout_width="0dp" android:layout_weight="1" android:layout_height="wrap_content" android:text="注册" android:layout_marginLeft="20dp" android:background="@drawable/button_login_bg" android:textColor="#FDFDFD" android:foreground="?android:attr/selectableItemBackground" />
03-16
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:background="@drawable/gradient_background"> <!-- 标题栏 --> <RelativeLayout android:id="@+id/toolbar" android:layout_width="match_parent" android:layout_height="?android:attr/actionBarSize" android:background="#44bd32"> <Button android:id="@+id/fanHui" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginStart="8dp" android:layout_marginEnd="8dp" android:background="@android:color/transparent" android:foreground="?android:attr/selectableItemBackground" android:text="返回" android:textColor="@android:color/white" android:textSize="16sp" /> </RelativeLayout> <!-- 底部按钮 --> <LinearLayout android:id="@+id/footer_buttons" android:layout_width="match_parent" android:layout_height="1dp" android:layout_alignParentBottom="true" android:background="@android:color/white" android:orientation="horizontal"> <!-- <Button--> <!-- android:id="@+id/device_location"--> <!-- android:layout_width="match_parent"--> <!-- android:layout_height="match_parent"--> <!-- android:gravity="center"--> <!-- android:text="设备定位"--> <!-- android:textSize="19sp"--> <!-- android:background="#44bd32"--> <!-- android:textColor="@android:color/white" />--> </LinearLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="380dp" android:layout_above="@id/footer_buttons" android:layout_below="@id/toolbar" android:layout_marginBottom="298dp" android:background="@android:color/black" android:padding="0dp"> <!-- 视频播放器 --> <VideoView android:id="@+id/video_player" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_centerInParent="true" /> <!-- 播放控制条 --> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_alignParentBottom="true" android:background="#99000000" android:orientation="horizontal" android:padding="8dp"> <ImageButton android:id="@+id/btn_play_pause" android:layout_width="40dp" android:layout_height="40dp" android:background="?attr/selectableItemBackgroundBorderless" android:src="@drawable/ic_play_sel" /> <SeekBar android:id="@+id/video_seekbar" android:layout_width="0dp" android:layout_height="wrap_content" android:layout_weight="1" android:layout_gravity="center_vertical" /> <TextView android:id="@+id/tv_time" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center_vertical" android:text="00:00/00:00" android:textColor="@android:color/white" android:textSize="14sp" /> </LinearLayout> </RelativeLayout> </RelativeLayout> 在视频播放器模块下面屏幕剩余位置添加一个放置缩略图的模块<ImageView android:layout_width="0dp" android:layout_height="wrap_content" app:layout_columnWeight="1" android:layout_margin="4dp" android:adjustViewBounds="true" android:contentDescription="萤石缩略图" android:src="@drawable/default_thumbnail" />
06-27
Shuhai.java:package com.jd.projects.wlw.shuhai; import android.app.AlertDialog; import android.content.Intent; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.widget.ArrayAdapter; import android.widget.Button; import android.widget.FrameLayout; import android.widget.GridLayout; import android.widget.ImageView; import android.widget.ListView; import android.widget.ProgressBar; import android.widget.TextView; import android.widget.Toast; import com.android.volley.AuthFailureError; import com.android.volley.DefaultRetryPolicy; import com.android.volley.NoConnectionError; import com.android.volley.ParseError; import com.android.volley.Request; import com.android.volley.RequestQueue; import com.android.volley.ServerError; import com.android.volley.TimeoutError; import com.android.volley.VolleyError; import com.android.volley.toolbox.JsonObjectRequest; import com.android.volley.toolbox.Volley; import com.bumptech.glide.Glide; import com.bumptech.glide.load.resource.drawable.GlideDrawable; import com.bumptech.glide.request.RequestListener; import com.bumptech.glide.request.target.Target; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import java.io.UnsupportedEncodingException; import java.net.URLEncoder; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Calendar; import java.util.Collections; import java.util.HashSet; import java.util.List; import java.util.Set; import com.jd.projects.wlw.R; public class Shuhai extends AppCompatActivity { private TextView nAme; private ListView dateList; private String currentStationId; private String stationName; // private static final boolean TEST_MODE = false; // private static final String TEST_STATION_ID = "20220811001"; // private static final String TEST_STATION_NAME = "测试监测点"; private GridLayout imageGrid; private ProgressBar progressBar; private RequestQueue requestQueue; private static final String REQUEST_TAG = "ShuhaiRequest"; private String currentDate; private Button btnYear, btnMonth; private int currentYear; private int currentMonth; private Button deviceLocationBtn; private Button spButton; private ZoomImageView1 fullImageView; // 用于全屏显示 private FrameLayout fullscreenContainer; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); try { setContentView(R.layout.shuhai); imageGrid = (GridLayout) findViewById(R.id.image_grid); fullscreenContainer = (FrameLayout) findViewById(R.id.fullscreen_container); fullImageView = (ZoomImageView1) findViewById(R.id.fullscreen_imageview); // Log.d("GkdActivity", "Activity created"); } catch (Exception e) { // Log.e("GkdActivity", "Error setting content view", e); Toast.makeText(this, "加载界面失败", Toast.LENGTH_SHORT).show(); finish(); return; } // 初始化WebView initFullscreenContainer(); // 控件初始化区域 View fanHui = findViewById(R.id.fanHui); fanHui.setOnClickListener(v -> finish()); nAme = (TextView) findViewById(R.id.nAme); dateList = (ListView) findViewById(R.id.date_list); imageGrid = (GridLayout) findViewById(R.id.image_grid); progressBar = (ProgressBar) findViewById(R.id.progressBar); // 新增设备定位按钮初始化 Button deviceLocationBtn = (Button) findViewById(R.id.device_location); deviceLocationBtn.setOnClickListener(v -> { Intent resultIntent = new Intent(); resultIntent.putExtra("action", "show_location"); resultIntent.putExtra("site_id", currentStationId); setResult(RESULT_OK, resultIntent); finish(); }); // Volley请求队列初始化 requestQueue = Volley.newRequestQueue(this); // 年月选择初始化 btnYear = (Button) findViewById(R.id.btn_year); btnMonth = (Button) findViewById(R.id.btn_month); initYearMonthSelection(); // 数据处理 handleIntentData(); // Log.d("GkdActivity", "Station ID: " + currentStationId); // Log.d("GkdActivity", "Station Name: " + stationName); // 名称显示处理 if (stationName != null) { nAme.setText(stationName); } else { nAme.setText("监测点信息"); } // 加载初始数据 loadDatesForCurrentMonth(); spButton = (Button) findViewById(R.id.Sp); spButton.setOnClickListener(v -> { // 创建跳转到ShuhaiSPActivity的Intent Intent intent = new Intent(Shuhai.this, ShuhaiSp.class); // 传递当前监测点信息 if (currentStationId != null) { intent.putExtra("nsiteid", currentStationId); } if (stationName != null) { intent.putExtra("sitealiasname", stationName); } // 添加额外数据(如果需要) intent.putExtra("currentDate", currentDate); intent.putExtra("currentYear", currentYear); intent.putExtra("currentMonth", currentMonth); // 启动新Activity startActivity(intent); }); } private void initFullscreenContainer() { // 设置关闭全屏的按钮事件 findViewById(R.id.close_fullscreen).setOnClickListener(v -> { fullscreenContainer.setVisibility(View.GONE); }); } private void initYearMonthSelection() { Calendar calendar = Calendar.getInstance(); currentYear = calendar.get(Calendar.YEAR); currentMonth = calendar.get(Calendar.MONTH) + 1; // 转换为1-12格式 updateYearMonthButtons(); btnYear.setOnClickListener(v -> showYearPicker()); btnMonth.setOnClickListener(v -> showMonthPicker()); } private void updateYearMonthButtons() { btnYear.setText(String.valueOf(currentYear)); btnMonth.setText(String.format("%02d", currentMonth)); } private void showYearPicker() { final List<Integer> years = new ArrayList<>(); int startYear = currentYear - 9; int endYear = currentYear + 9; for (int i = startYear; i <= endYear; i++) years.add(i); new AlertDialog.Builder(this) .setTitle("选择年份") .setAdapter(new ArrayAdapter<>(this, android.R.layout.simple_list_item_1, years), (dialog, which) -> { currentYear = years.get(which); updateYearMonthButtons(); loadDatesForCurrentMonth(); }) .show(); } private void showMonthPicker() { new AlertDialog.Builder(this) .setTitle("选择月份") .setItems(new String[]{"01", "02", "03", "04", "05", "06", "07", "08", "09", "10", "11", "12"}, (dialog, which) -> { currentMonth = which + 1; updateYearMonthButtons(); loadDatesForCurrentMonth(); }) .show(); } private void loadDatesForCurrentMonth() { try { // 使用动态获取的站点ID String deviceCode = URLEncoder.encode(currentStationId, "UTF-8"); Calendar cal = Calendar.getInstance(); cal.set(currentYear, currentMonth - 1, 1, 0, 0, 0); String startTime = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(cal.getTime()); cal.set(Calendar.DAY_OF_MONTH, cal.getActualMaximum(Calendar.DAY_OF_MONTH)); cal.set(Calendar.HOUR_OF_DAY, 23); cal.set(Calendar.MINUTE, 59); cal.set(Calendar.SECOND, 59); String endTime = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(cal.getTime()); String url = "http://nyzbwlw.com/situation/http/device/mouse/getMouseList" + "?deviceCode=" + deviceCode + "&startTime=" + URLEncoder.encode(startTime, "UTF-8") + "&endTime=" + URLEncoder.encode(endTime, "UTF-8") + "&size=10000"; progressBar.setVisibility(View.VISIBLE); JsonObjectRequest request = new JsonObjectRequest( Request.Method.GET, url, null, this::handleDateResponse, this::handleDateError); request.setRetryPolicy(new DefaultRetryPolicy(15000, 3, 1.5f)); requestQueue.add(request); } catch (Exception e) { progressBar.setVisibility(View.GONE); Toast.makeText(this, "时间参数错误", Toast.LENGTH_SHORT).show(); } } private void handleIntentData() { Intent intent = getIntent(); if (intent != null) { currentStationId = intent.getStringExtra("nsiteid"); stationName = intent.getStringExtra("sitealiasname"); // Log.d("GkdActivity", "Received nsiteid: " + currentStationId); // Log.d("GkdActivity", "Received sitealiasname: " + stationName); if (currentStationId == null || currentStationId.isEmpty()) { Toast.makeText(this, "未获取到监测点ID", Toast.LENGTH_SHORT).show(); setResult(RESULT_CANCELED); supportFinishAfterTransition(); return; } } else { Toast.makeText(this, "未获取到启动参数", Toast.LENGTH_SHORT).show(); finish(); } } private void handleDateResponse(JSONObject response) { progressBar.setVisibility(View.GONE); try { if (!response.has("code") || response.getInt("code") != 100) { handleDataError("服务器响应异常"); return; } JSONObject data = response.optJSONObject("data"); if (data == null || !data.has("list")) { handleDataError("数据结构异常"); return; } Set<String> dateSet = new HashSet<>(); JSONArray list = data.getJSONArray("list"); for (int i = 0; i < list.length(); i++) { String time = list.getJSONObject(i).optString("collectionTime", "") .replace("T", " "); // 处理可能存在的ISO格式时间 if (time.length() >= 10) { dateSet.add(time.substring(0, 10)); } } List<String> dates = new ArrayList<>(dateSet); Collections.sort(dates, Collections.reverseOrder()); dateList.setAdapter(new ArrayAdapter<>(this, android.R.layout.simple_list_item_1, dates)); dateList.setOnItemClickListener((parent, view, position, id) -> { currentDate = dates.get(position); loadImages(); }); if (!dates.isEmpty()) { currentDate = dates.get(0); loadImages(); } } catch (JSONException e) { handleDataError("数据格式错误"); } } private void loadImages() { progressBar.setVisibility(View.VISIBLE); try { String startTime = currentDate + " 00:00:00"; String endTime = currentDate + " 23:59:59"; String url = "http://nyzbwlw.com/situation/http/device/mouse/getMouseList" + "?deviceCode=" + URLEncoder.encode(currentStationId, "UTF-8") + "&startTime=" + URLEncoder.encode(startTime, "UTF-8") + "&endTime=" + URLEncoder.encode(endTime, "UTF-8"); JsonObjectRequest request = new JsonObjectRequest( Request.Method.GET, url, null, this::handleImageResponse, this::handleImageError); request.setRetryPolicy(new DefaultRetryPolicy(15000, 3, 1.5f)); requestQueue.add(request); } catch (UnsupportedEncodingException e) { progressBar.setVisibility(View.GONE); Toast.makeText(this, "时间参数错误", Toast.LENGTH_SHORT).show(); } } private void handleImageResponse(JSONObject response) { progressBar.setVisibility(View.GONE); try { if (response.getInt("code") == 100) { JSONArray list = response.getJSONObject("data").getJSONArray("list"); List<String> imageUrls = new ArrayList<>(); List<String> imageTimes = new ArrayList<>(); for (int i = 0; i < list.length(); i++) { JSONObject item = list.getJSONObject(i); imageUrls.add(item.getString("pictureUrl")); String rawTime = item.optString("collectionTime", ""); imageTimes.add(rawTime.substring(11, 19)); } // 使用新的适配器方式 updateImageGrid(imageUrls, imageTimes); } } catch (JSONException e) { handleDataError("图片数据解析失败"); } } // 替换RecyclerView为动态添加视图 private void updateImageGrid(List<String> imageUrls, List<String> imageTimes) { imageGrid.removeAllViews(); // 清除旧视图 imageGrid.setColumnCount(2); // 2列网格 int spacing = getResources().getDimensionPixelSize(R.dimen.grid_spacing); int availableWidth = getResources().getDisplayMetrics().widthPixels - getResources().getDimensionPixelSize(R.dimen.left_nav_width); // 新计算公式:总可用宽度 - 4个间隔(左右各1 + 中间2) int imageSize = (availableWidth - spacing * 4) / 2; int textHeight = (int) (30 * getResources().getDisplayMetrics().density); for (int i = 0; i < imageUrls.size(); i++) { View itemView = LayoutInflater.from(this).inflate(R.layout.grid_item_image, null); ImageView imageView = (ImageView) itemView.findViewById(R.id.image_view); TextView fileNameText = (TextView) itemView.findViewById(R.id.file_name); String displayTime = imageTimes.get(i) != null ? imageTimes.get(i) : "--:--:--"; fileNameText.setText(displayTime); // 设置图片大小 imageView.getLayoutParams().width = imageSize; imageView.getLayoutParams().height = imageSize; // 使用Glide加载图片并添加错误处理 final String url = imageUrls.get(i); Glide.with(this) .load(url) .override(imageSize, imageSize) .centerCrop() .placeholder(R.drawable.placeholder) .error(R.drawable.error_image) .into(imageView); // 设置点击事件 itemView.setOnClickListener(v -> showFullscreenImage(url)); // 添加视图到网格 // GridLayout.Spec rowSpec = GridLayout.spec(i / 2); // GridLayout.Spec colSpec = GridLayout.spec(i % 2); GridLayout.LayoutParams params = new GridLayout.LayoutParams( GridLayout.spec(i / 2), GridLayout.spec(i % 2) ); params.width = imageSize; params.height = imageSize + textHeight; params.setMargins(spacing, spacing, spacing, spacing); imageGrid.addView(itemView, params); } } private void handleDateError(VolleyError error) { progressBar.setVisibility(View.GONE); handleNetworkError(error, "日期加载失败"); } private void handleImageError(VolleyError error) { progressBar.setVisibility(View.GONE); handleNetworkError(error, "图片加载失败"); } private void handleNetworkError(VolleyError error, String prefix) { String message = prefix + ": "; if (error instanceof TimeoutError) { message += "请求超时(请检查网络)"; } else if (error instanceof NoConnectionError) { message += "网络未连接"; } else if (error instanceof ServerError) { message += "服务器错误(HTTP " + error.networkResponse.statusCode + ")"; } else if (error instanceof AuthFailureError) { message += "认证失败(请检查权限)"; } else if (error instanceof ParseError) { message += "数据解析异常(请检查API格式)"; } else { message += "未知错误"; } Toast.makeText(this, message, Toast.LENGTH_LONG).show(); } private void handleDataError(String message) { Toast.makeText(this, message, Toast.LENGTH_SHORT).show(); } private void showFullscreenImage(String imageUrl) { fullscreenContainer.setVisibility(View.VISIBLE); progressBar.setVisibility(View.VISIBLE); // fullImageView.resetMatrix(); // 使用Glide加载全屏图片 Glide.with(this) .load(imageUrl) .listener(new RequestListener<String, GlideDrawable>() { @Override public boolean onException(Exception e, String model, Target<GlideDrawable> target, boolean isFirstResource) { progressBar.setVisibility(View.GONE); // 显示错误图片 fullImageView.setImageResource(R.drawable.error_image); return true; // 消费异常事件 } @Override public boolean onResourceReady(GlideDrawable resource, String model, Target<GlideDrawable> target, boolean isFromMemoryCache, boolean isFirstResource) { // 延迟执行确保视图已布局 fullImageView.post(() -> { fullImageView.resetMatrix(); progressBar.setVisibility(View.GONE); }); return false; } }) .error(R.drawable.error_image) .into(fullImageView); } public void closeFullscreen(View view) { fullscreenContainer.setVisibility(View.GONE); } @Override protected void onStop() { super.onStop(); if (requestQueue != null) { requestQueue.cancelAll(REQUEST_TAG); } } } shuhai.xml:<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:background="@drawable/gradient_background"> <!-- 标题栏 --> <RelativeLayout android:id="@+id/toolbar" android:layout_width="match_parent" android:layout_height="?android:attr/actionBarSize" android:background="#44bd32"> <Button android:id="@+id/fanHui" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginStart="8dp" android:layout_marginEnd="8dp" android:background="@android:color/transparent" android:foreground="?android:attr/selectableItemBackground" android:text="返回" android:textColor="@android:color/white" android:textSize="16sp" /> <!-- 修改后的标题文字模块 --> <TextView android:id="@+id/nAme" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_centerInParent="true" android:ellipsize="end" android:gravity="center" android:maxLines="1" android:paddingStart="60dp" android:paddingEnd="60dp" android:text="图片" android:textColor="@android:color/white" android:textSize="19sp" /> <Button android:id="@+id/Sp" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginStart="365dp" android:layout_marginEnd="8dp" android:background="@android:color/transparent" android:foreground="?android:attr/selectableItemBackground" android:text="视频" android:textColor="@android:color/white" android:textSize="16sp" /> </RelativeLayout> <!-- 底部按钮 --> <LinearLayout android:id="@+id/footer_buttons" android:layout_width="match_parent" android:layout_height="50dp" android:layout_alignParentBottom="true" android:background="@android:color/transparent" android:orientation="horizontal"> <Button android:id="@+id/device_location" android:layout_width="match_parent" android:layout_height="match_parent" android:gravity="center" android:text="设备定位" android:textSize="19sp" android:background="#44bd32" android:textColor="@android:color/white" /> </LinearLayout> <!-- 左侧导航 --> <LinearLayout android:id="@+id/left_navigation" android:layout_width="120dp" android:layout_height="match_parent" android:layout_below="@id/toolbar" android:layout_above="@id/footer_buttons" android:orientation="vertical" android:background="@android:color/white" android:padding="8dp"> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:text="根据年月查看数据" android:textColor="@android:color/black" android:textSize="16sp" android:gravity="center" android:padding="8dp"/> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:padding="4dp"> <Button android:id="@+id/btn_year" android:layout_width="0dp" android:layout_height="40dp" android:layout_weight="1" android:background="@drawable/button_border" android:textSize="16sp" android:layout_marginEnd="4dp"/> <Button android:id="@+id/btn_month" android:layout_width="0dp" android:layout_height="40dp" android:layout_weight="1" android:background="@drawable/button_border" android:textSize="16sp" android:layout_marginStart="4dp"/> </LinearLayout> <ProgressBar android:id="@+id/progressBar" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center" android:visibility="gone" /> <ListView android:id="@+id/date_list" android:layout_width="match_parent" android:layout_height="0dp" android:layout_weight="1" android:divider="#BDBDBD" android:dividerHeight="1dp"/> </LinearLayout> <!-- 图片网格容器(添加滚动支持) --> <ScrollView android:layout_width="match_parent" android:layout_height="match_parent" android:layout_above="@id/footer_buttons" android:layout_below="@id/toolbar" android:layout_toEndOf="@id/left_navigation" android:background="@android:color/white" android:fillViewport="true" android:padding="0dp"> <GridLayout android:id="@+id/image_grid" android:layout_width="match_parent" android:layout_height="wrap_content" android:columnCount="2" android:padding="0dp" /> </ScrollView> <!-- 全屏容器(使用ImageView替代WebView) --> <FrameLayout android:id="@+id/fullscreen_container" android:layout_width="match_parent" android:layout_height="match_parent" android:visibility="gone" android:background="@android:color/black"> <com.jd.projects.wlw.shuhai.ZoomImageView1 android:id="@+id/fullscreen_imageview" android:layout_width="match_parent" android:layout_height="match_parent" android:scaleType="matrix"/> <ImageButton android:id="@+id/close_fullscreen" android:layout_width="60dp" android:layout_height="60dp" android:layout_gravity="top|end" android:layout_margin="16dp" android:src="@drawable/ic_close_white" android:background="@drawable/round_button_bg" android:onClick="closeFullscreen"/> </FrameLayout> </RelativeLayout> 解决shuhai.xml中布局文件中android:id="@+id/Sp"视频按钮没有显示在手机实时画面中
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06-27
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