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@@ -69,8 +69,20 @@
|
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}
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});
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||||
</script></nav></div><div class="container mainContainer docsContainer"><div class="wrapper"><div class="post"><header class="postHeader"><a class="edit-page-link button" href="https://github.com/facebook/react-native-website/blob/master/docs/touchableopacity.md" target="_blank" rel="noreferrer noopener">Edit</a><h1 id="__docusaurus" class="postHeaderTitle">TouchableOpacity</h1></header><article><div><span><p>A wrapper for making views respond properly to touches. On press down, the opacity of the wrapped view is decreased, dimming it.</p>
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||||
<p>Opacity is controlled by wrapping the children in an <code>Animated.View</code>, which is added to the view hierarchy. Be aware that this can affect layout.</p>
|
||||
<h2><a class="anchor" aria-hidden="true" id="example"></a><a href="#example" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Example</h2>
|
||||
<p>Opacity is controlled by wrapping the children in an Animated.View, which is added to the view hierarchy. Be aware that this can affect layout.</p>
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||||
<p>Example:</p>
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||||
<pre><code class="hljs css language-jsx"><span class="token function-variable function">renderButton</span><span class="token punctuation">:</span> <span class="token keyword">function</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
|
||||
<span class="token keyword">return</span> <span class="token punctuation">(</span>
|
||||
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span><span class="token class-name">TouchableOpacity</span></span> <span class="token attr-name">onPress</span><span class="token script language-javascript"><span class="token script-punctuation punctuation">=</span><span class="token punctuation">{</span><span class="token keyword">this</span><span class="token punctuation">.</span>_onPressButton<span class="token punctuation">}</span></span><span class="token punctuation">></span></span><span class="token plain-text">
|
||||
</span><span class="token tag"><span class="token tag"><span class="token punctuation"><</span><span class="token class-name">Image</span></span>
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||||
<span class="token attr-name">style</span><span class="token script language-javascript"><span class="token script-punctuation punctuation">=</span><span class="token punctuation">{</span>styles<span class="token punctuation">.</span>button<span class="token punctuation">}</span></span>
|
||||
<span class="token attr-name">source</span><span class="token script language-javascript"><span class="token script-punctuation punctuation">=</span><span class="token punctuation">{</span><span class="token function">require</span><span class="token punctuation">(</span><span class="token string">'./myButton.png'</span><span class="token punctuation">)</span><span class="token punctuation">}</span></span>
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||||
<span class="token punctuation">/></span></span><span class="token plain-text">
|
||||
</span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span><span class="token class-name">TouchableOpacity</span></span><span class="token punctuation">></span></span>
|
||||
<span class="token punctuation">)</span><span class="token punctuation">;</span>
|
||||
<span class="token punctuation">}</span><span class="token punctuation">,</span>
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||||
</code></pre>
|
||||
<h3><a class="anchor" aria-hidden="true" id="example"></a><a href="#example" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Example</h3>
|
||||
<div class="toggler">
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||||
<ul role="tablist" class="toggle-syntax">
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||||
<li id="functional" class="button-functional" aria-selected="false" role="tab" tabindex="0" aria-controls="functionaltab" onclick="displayTabs('syntax', 'functional')">
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@@ -82,48 +94,45 @@
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</ul>
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</div>
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<p><block class="functional syntax" /></p>
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||||
<div class="snack-player"><div class="mobile-friendly-snack" style="display: none"><pre><code class="hljs css javascript"><span class="hljs-keyword">import</span> React, { useState } <span class="hljs-keyword">from</span> <span class="hljs-string">"react"</span>;
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||||
<span class="hljs-keyword">import</span> { StyleSheet, Text, TouchableOpacity, View } <span class="hljs-keyword">from</span> <span class="hljs-string">"react-native"</span>;
|
||||
<div class="snack-player"><div class="mobile-friendly-snack" style="display: none"><pre><code class="hljs css javascript"><span class="hljs-keyword">import</span> React, { useState } <span class="hljs-keyword">from</span> <span class="hljs-string">'react'</span>;
|
||||
<span class="hljs-keyword">import</span> { StyleSheet, TouchableOpacity, Text, View } <span class="hljs-keyword">from</span> <span class="hljs-string">'react-native'</span>;
|
||||
|
||||
<span class="hljs-keyword">export</span> <span class="hljs-keyword">default</span> App = <span class="hljs-function"><span class="hljs-params">()</span> =></span> {
|
||||
<span class="hljs-keyword">export</span> <span class="hljs-keyword">default</span> <span class="hljs-function"><span class="hljs-keyword">function</span> <span class="hljs-title">App</span>(<span class="hljs-params"></span>) </span>{
|
||||
<span class="hljs-keyword">const</span> [count, setCount] = useState(<span class="hljs-number">0</span>);
|
||||
<span class="hljs-keyword">const</span> onPress = <span class="hljs-function"><span class="hljs-params">()</span> =></span> setCount(<span class="hljs-function"><span class="hljs-params">prevCount</span> =></span> prevCount + <span class="hljs-number">1</span>);
|
||||
<span class="hljs-keyword">const</span> handleIncrementCount = <span class="hljs-function"><span class="hljs-params">()</span> =></span> setCount(<span class="hljs-function"><span class="hljs-params">prevState</span> =></span> prevState + <span class="hljs-number">1</span>);
|
||||
|
||||
<span class="hljs-keyword">return</span> (
|
||||
<span class="xml"><span class="hljs-tag"><<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{styles.container}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{styles.countContainer}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span>></span>Count: {count}<span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">View</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">TouchableOpacity</span>
|
||||
<span class="hljs-attr">style</span>=<span class="hljs-string">{styles.button}</span>
|
||||
<span class="hljs-attr">onPress</span>=<span class="hljs-string">{onPress}</span>
|
||||
></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span>></span>Press Here<span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">TouchableOpacity</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{styles.button}</span> <span class="hljs-attr">onPress</span>=<span class="hljs-string">{handleIncrementCount}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span>></span>Touch Here<span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">TouchableOpacity</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">View</span>></span></span>
|
||||
);
|
||||
};
|
||||
}
|
||||
|
||||
<span class="hljs-keyword">const</span> styles = StyleSheet.create({
|
||||
<span class="hljs-attr">container</span>: {
|
||||
<span class="hljs-attr">flex</span>: <span class="hljs-number">1</span>,
|
||||
<span class="hljs-attr">justifyContent</span>: <span class="hljs-string">"center"</span>,
|
||||
<span class="hljs-attr">paddingHorizontal</span>: <span class="hljs-number">10</span>
|
||||
<span class="hljs-attr">justifyContent</span>: <span class="hljs-string">'center'</span>,
|
||||
<span class="hljs-attr">paddingHorizontal</span>: <span class="hljs-number">10</span>,
|
||||
},
|
||||
<span class="hljs-attr">button</span>: {
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">"center"</span>,
|
||||
<span class="hljs-attr">backgroundColor</span>: <span class="hljs-string">"#DDDDDD"</span>,
|
||||
<span class="hljs-attr">padding</span>: <span class="hljs-number">10</span>
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">'center'</span>,
|
||||
<span class="hljs-attr">backgroundColor</span>: <span class="hljs-string">'#DDDDDD'</span>,
|
||||
<span class="hljs-attr">padding</span>: <span class="hljs-number">10</span>,
|
||||
},
|
||||
<span class="hljs-attr">countContainer</span>: {
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">"center"</span>,
|
||||
<span class="hljs-attr">padding</span>: <span class="hljs-number">10</span>
|
||||
}
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">'center'</span>,
|
||||
<span class="hljs-attr">padding</span>: <span class="hljs-number">10</span>,
|
||||
},
|
||||
});
|
||||
</code></pre></div><div class="desktop-friendly-snack" style="margin-top: 15px; margin-bottom: 15px"><div
|
||||
data-snack-name="TouchableOpacity Function Component Example"
|
||||
data-snack-name="Function Component Example TouchableOpacity"
|
||||
data-snack-description="Example usage"
|
||||
data-snack-code="import%20React%2C%20%7B%20useState%20%7D%20from%20%22react%22%3B%0Aimport%20%7B%20StyleSheet%2C%20Text%2C%20TouchableOpacity%2C%20View%20%7D%20from%20%22react-native%22%3B%0A%0Aexport%20default%20App%20%3D%20()%20%3D%3E%20%7B%0A%20%20const%20%5Bcount%2C%20setCount%5D%20%3D%20useState(0)%3B%0A%20%20const%20onPress%20%3D%20()%20%3D%3E%20setCount(prevCount%20%3D%3E%20prevCount%20%2B%201)%3B%0A%0A%20%20return%20(%0A%20%20%20%20%3CView%20style%3D%7Bstyles.container%7D%3E%0A%20%20%20%20%20%20%3CView%20style%3D%7Bstyles.countContainer%7D%3E%0A%20%20%20%20%20%20%20%20%3CText%3ECount%3A%20%7Bcount%7D%3C%2FText%3E%0A%20%20%20%20%20%20%3C%2FView%3E%0A%20%20%20%20%20%20%3CTouchableOpacity%0A%20%20%20%20%20%20%20%20style%3D%7Bstyles.button%7D%0A%20%20%20%20%20%20%20%20onPress%3D%7BonPress%7D%0A%20%20%20%20%20%20%3E%0A%20%20%20%20%20%20%20%20%3CText%3EPress%20Here%3C%2FText%3E%0A%20%20%20%20%20%20%3C%2FTouchableOpacity%3E%0A%20%20%20%20%3C%2FView%3E%0A%20%20)%3B%0A%7D%3B%0A%0Aconst%20styles%20%3D%20StyleSheet.create(%7B%0A%20%20container%3A%20%7B%0A%20%20%20%20flex%3A%201%2C%0A%20%20%20%20justifyContent%3A%20%22center%22%2C%0A%20%20%20%20paddingHorizontal%3A%2010%0A%20%20%7D%2C%0A%20%20button%3A%20%7B%0A%20%20%20%20alignItems%3A%20%22center%22%2C%0A%20%20%20%20backgroundColor%3A%20%22%23DDDDDD%22%2C%0A%20%20%20%20padding%3A%2010%0A%20%20%7D%2C%0A%20%20countContainer%3A%20%7B%0A%20%20%20%20alignItems%3A%20%22center%22%2C%0A%20%20%20%20padding%3A%2010%0A%20%20%7D%0A%7D)%3B%0A"
|
||||
data-snack-code="import%20React%2C%20%7B%20useState%20%7D%20from%20'react'%3B%0Aimport%20%7B%20StyleSheet%2C%20TouchableOpacity%2C%20Text%2C%20View%20%7D%20from%20'react-native'%3B%0A%0Aexport%20default%20function%20App()%20%7B%0A%20%20const%20%5Bcount%2C%20setCount%5D%20%3D%20useState(0)%3B%0A%20%20const%20handleIncrementCount%20%3D%20()%20%3D%3E%20setCount(prevState%20%3D%3E%20prevState%20%2B%201)%3B%0A%0A%20%20return%20(%0A%20%20%20%20%3CView%20style%3D%7Bstyles.container%7D%3E%0A%20%20%20%20%20%20%3CView%20style%3D%7Bstyles.countContainer%7D%3E%0A%20%20%20%20%20%20%20%20%3CText%3ECount%3A%20%7Bcount%7D%3C%2FText%3E%0A%20%20%20%20%20%20%3C%2FView%3E%0A%20%20%20%20%20%20%3CTouchableOpacity%20style%3D%7Bstyles.button%7D%20onPress%3D%7BhandleIncrementCount%7D%3E%0A%20%20%20%20%20%20%20%20%3CText%3ETouch%20Here%3C%2FText%3E%0A%20%20%20%20%20%20%3C%2FTouchableOpacity%3E%0A%20%20%20%20%3C%2FView%3E%0A%20%20)%3B%0A%7D%0A%0Aconst%20styles%20%3D%20StyleSheet.create(%7B%0A%20%20container%3A%20%7B%0A%20%20%20%20flex%3A%201%2C%0A%20%20%20%20justifyContent%3A%20'center'%2C%0A%20%20%20%20paddingHorizontal%3A%2010%2C%0A%20%20%7D%2C%0A%20%20button%3A%20%7B%0A%20%20%20%20alignItems%3A%20'center'%2C%0A%20%20%20%20backgroundColor%3A%20'%23DDDDDD'%2C%0A%20%20%20%20padding%3A%2010%2C%0A%20%20%7D%2C%0A%20%20countContainer%3A%20%7B%0A%20%20%20%20alignItems%3A%20'center'%2C%0A%20%20%20%20padding%3A%2010%2C%0A%20%20%7D%2C%0A%7D)%3B%0A"
|
||||
data-snack-platform="web"
|
||||
data-snack-supported-platforms=ios,android,web
|
||||
data-snack-preview="true"
|
||||
@@ -136,59 +145,68 @@
|
||||
width: 100%;
|
||||
"
|
||||
></div></div></div><p><block class="classical syntax" /></p>
|
||||
<div class="snack-player"><div class="mobile-friendly-snack" style="display: none"><pre><code class="hljs css javascript"><span class="hljs-keyword">import</span> React, { Component } <span class="hljs-keyword">from</span> <span class="hljs-string">"react"</span>;
|
||||
<span class="hljs-keyword">import</span> { StyleSheet, Text, TouchableOpacity, View } <span class="hljs-keyword">from</span> <span class="hljs-string">"react-native"</span>;
|
||||
<div class="snack-player"><div class="mobile-friendly-snack" style="display: none"><pre><code class="hljs css javascript"><span class="hljs-keyword">import</span> React, { Component } <span class="hljs-keyword">from</span> <span class="hljs-string">'react'</span>
|
||||
<span class="hljs-keyword">import</span> {
|
||||
StyleSheet,
|
||||
TouchableOpacity,
|
||||
Text,
|
||||
View,
|
||||
} <span class="hljs-keyword">from</span> <span class="hljs-string">'react-native'</span>
|
||||
|
||||
<span class="hljs-keyword">export</span> <span class="hljs-keyword">default</span> <span class="hljs-class"><span class="hljs-keyword">class</span> <span class="hljs-title">App</span> <span class="hljs-keyword">extends</span> <span class="hljs-title">Component</span> </span>{
|
||||
<span class="hljs-keyword">constructor</span>(props) {
|
||||
<span class="hljs-keyword">super</span>(props);
|
||||
<span class="hljs-keyword">this</span>.state = { <span class="hljs-attr">count</span>: <span class="hljs-number">0</span> };
|
||||
<span class="hljs-keyword">super</span>(props)
|
||||
<span class="hljs-keyword">this</span>.state = { <span class="hljs-attr">count</span>: <span class="hljs-number">0</span> }
|
||||
}
|
||||
|
||||
onPress = <span class="hljs-function"><span class="hljs-params">()</span> =></span> {
|
||||
<span class="hljs-keyword">this</span>.setState({
|
||||
<span class="hljs-attr">count</span>: <span class="hljs-keyword">this</span>.state.count + <span class="hljs-number">1</span>
|
||||
});
|
||||
};
|
||||
<span class="hljs-attr">count</span>: <span class="hljs-keyword">this</span>.state.count+<span class="hljs-number">1</span>
|
||||
})
|
||||
}
|
||||
|
||||
render() {
|
||||
<span class="hljs-keyword">const</span> { count } = <span class="hljs-keyword">this</span>.state;
|
||||
<span class="hljs-keyword">return</span> (
|
||||
<span class="xml"><span class="hljs-tag"><<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{styles.container}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{styles.countContainer}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span>></span>Count: {count}<span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
render() {
|
||||
<span class="hljs-keyword">return</span> (
|
||||
<span class="xml"><span class="hljs-tag"><<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{styles.container}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">TouchableOpacity</span>
|
||||
<span class="hljs-attr">style</span>=<span class="hljs-string">{styles.button}</span>
|
||||
<span class="hljs-attr">onPress</span>=<span class="hljs-string">{this.onPress}</span>
|
||||
></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span>></span> Touch Here <span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">TouchableOpacity</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{[styles.countContainer]}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{[styles.countText]}</span>></span>
|
||||
{ this.state.count !== 0 ? this.state.count: null}
|
||||
<span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">View</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">TouchableOpacity</span>
|
||||
<span class="hljs-attr">style</span>=<span class="hljs-string">{styles.button}</span>
|
||||
<span class="hljs-attr">onPress</span>=<span class="hljs-string">{this.onPress}</span>
|
||||
></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span>></span>Press Here<span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">TouchableOpacity</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">View</span>></span></span>
|
||||
);
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
<span class="hljs-keyword">const</span> styles = StyleSheet.create({
|
||||
<span class="hljs-attr">container</span>: {
|
||||
<span class="hljs-attr">flex</span>: <span class="hljs-number">1</span>,
|
||||
<span class="hljs-attr">justifyContent</span>: <span class="hljs-string">"center"</span>,
|
||||
<span class="hljs-attr">justifyContent</span>: <span class="hljs-string">'center'</span>,
|
||||
<span class="hljs-attr">paddingHorizontal</span>: <span class="hljs-number">10</span>
|
||||
},
|
||||
<span class="hljs-attr">button</span>: {
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">"center"</span>,
|
||||
<span class="hljs-attr">backgroundColor</span>: <span class="hljs-string">"#DDDDDD"</span>,
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">'center'</span>,
|
||||
<span class="hljs-attr">backgroundColor</span>: <span class="hljs-string">'#DDDDDD'</span>,
|
||||
<span class="hljs-attr">padding</span>: <span class="hljs-number">10</span>
|
||||
},
|
||||
<span class="hljs-attr">countContainer</span>: {
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">"center"</span>,
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">'center'</span>,
|
||||
<span class="hljs-attr">padding</span>: <span class="hljs-number">10</span>
|
||||
},
|
||||
<span class="hljs-attr">countText</span>: {
|
||||
<span class="hljs-attr">color</span>: <span class="hljs-string">'#FF00FF'</span>
|
||||
}
|
||||
});
|
||||
})
|
||||
</code></pre></div><div class="desktop-friendly-snack" style="margin-top: 15px; margin-bottom: 15px"><div
|
||||
data-snack-name="TouchableOpacity Class Component Example"
|
||||
data-snack-name="Class Component Example"
|
||||
data-snack-description="Example usage"
|
||||
data-snack-code="import%20React%2C%20%7B%20Component%20%7D%20from%20%22react%22%3B%0Aimport%20%7B%20StyleSheet%2C%20Text%2C%20TouchableOpacity%2C%20View%20%7D%20from%20%22react-native%22%3B%0A%0Aexport%20default%20class%20App%20extends%20Component%20%7B%0A%20%20constructor(props)%20%7B%0A%20%20%20%20super(props)%3B%0A%20%20%20%20this.state%20%3D%20%7B%20count%3A%200%20%7D%3B%0A%20%20%7D%0A%0A%20%20onPress%20%3D%20()%20%3D%3E%20%7B%0A%20%20%20%20this.setState(%7B%0A%20%20%20%20%20%20count%3A%20this.state.count%20%2B%201%0A%20%20%20%20%7D)%3B%0A%20%20%7D%3B%0A%0A%20%20render()%20%7B%0A%20%20%20%20const%20%7B%20count%20%7D%20%3D%20this.state%3B%0A%20%20%20%20return%20(%0A%20%20%20%20%20%20%3CView%20style%3D%7Bstyles.container%7D%3E%0A%20%20%20%20%20%20%20%20%3CView%20style%3D%7Bstyles.countContainer%7D%3E%0A%20%20%20%20%20%20%20%20%20%20%3CText%3ECount%3A%20%7Bcount%7D%3C%2FText%3E%0A%20%20%20%20%20%20%20%20%3C%2FView%3E%0A%20%20%20%20%20%20%20%20%3CTouchableOpacity%0A%20%20%20%20%20%20%20%20%20%20style%3D%7Bstyles.button%7D%0A%20%20%20%20%20%20%20%20%20%20onPress%3D%7Bthis.onPress%7D%0A%20%20%20%20%20%20%20%20%3E%0A%20%20%20%20%20%20%20%20%20%20%3CText%3EPress%20Here%3C%2FText%3E%0A%20%20%20%20%20%20%20%20%3C%2FTouchableOpacity%3E%0A%20%20%20%20%20%20%3C%2FView%3E%0A%20%20%20%20)%3B%0A%20%20%7D%0A%7D%0A%0Aconst%20styles%20%3D%20StyleSheet.create(%7B%0A%20%20container%3A%20%7B%0A%20%20%20%20flex%3A%201%2C%0A%20%20%20%20justifyContent%3A%20%22center%22%2C%0A%20%20%20%20paddingHorizontal%3A%2010%0A%20%20%7D%2C%0A%20%20button%3A%20%7B%0A%20%20%20%20alignItems%3A%20%22center%22%2C%0A%20%20%20%20backgroundColor%3A%20%22%23DDDDDD%22%2C%0A%20%20%20%20padding%3A%2010%0A%20%20%7D%2C%0A%20%20countContainer%3A%20%7B%0A%20%20%20%20alignItems%3A%20%22center%22%2C%0A%20%20%20%20padding%3A%2010%0A%20%20%7D%0A%7D)%3B%0A"
|
||||
data-snack-code="import%20React%2C%20%7B%20Component%20%7D%20from%20'react'%0Aimport%20%7B%0A%20%20StyleSheet%2C%0A%20%20TouchableOpacity%2C%0A%20%20Text%2C%0A%20%20View%2C%0A%7D%20from%20'react-native'%0A%0Aexport%20default%20class%20App%20extends%20Component%20%7B%0A%20%20constructor(props)%20%7B%0A%20%20%20%20super(props)%0A%20%20%20%20this.state%20%3D%20%7B%20count%3A%200%20%7D%0A%20%20%7D%0A%0A%20%20onPress%20%3D%20()%20%3D%3E%20%7B%0A%20%20%20%20this.setState(%7B%0A%20%20%20%20%20%20count%3A%20this.state.count%2B1%0A%20%20%20%20%7D)%0A%20%20%7D%0A%0A%20render()%20%7B%0A%20%20%20return%20(%0A%20%20%20%20%20%3CView%20style%3D%7Bstyles.container%7D%3E%0A%20%20%20%20%20%20%20%3CTouchableOpacity%0A%20%20%20%20%20%20%20%20%20style%3D%7Bstyles.button%7D%0A%20%20%20%20%20%20%20%20%20onPress%3D%7Bthis.onPress%7D%0A%20%20%20%20%20%20%20%3E%0A%20%20%20%20%20%20%20%20%20%3CText%3E%20Touch%20Here%20%3C%2FText%3E%0A%20%20%20%20%20%20%20%3C%2FTouchableOpacity%3E%0A%20%20%20%20%20%20%20%3CView%20style%3D%7B%5Bstyles.countContainer%5D%7D%3E%0A%20%20%20%20%20%20%20%20%20%3CText%20style%3D%7B%5Bstyles.countText%5D%7D%3E%0A%20%20%20%20%20%20%20%20%20%20%20%20%7B%20this.state.count%20!%3D%3D%200%20%3F%20this.state.count%3A%20null%7D%0A%20%20%20%20%20%20%20%20%20%20%3C%2FText%3E%0A%20%20%20%20%20%20%20%20%3C%2FView%3E%0A%20%20%20%20%20%20%3C%2FView%3E%0A%20%20%20%20)%0A%20%20%7D%0A%7D%0A%0Aconst%20styles%20%3D%20StyleSheet.create(%7B%0A%20%20container%3A%20%7B%0A%20%20%20%20flex%3A%201%2C%0A%20%20%20%20justifyContent%3A%20'center'%2C%0A%20%20%20%20paddingHorizontal%3A%2010%0A%20%20%7D%2C%0A%20%20button%3A%20%7B%0A%20%20%20%20alignItems%3A%20'center'%2C%0A%20%20%20%20backgroundColor%3A%20'%23DDDDDD'%2C%0A%20%20%20%20padding%3A%2010%0A%20%20%7D%2C%0A%20%20countContainer%3A%20%7B%0A%20%20%20%20alignItems%3A%20'center'%2C%0A%20%20%20%20padding%3A%2010%0A%20%20%7D%2C%0A%20%20countText%3A%20%7B%0A%20%20%20%20color%3A%20'%23FF00FF'%0A%20%20%7D%0A%7D)%0A"
|
||||
data-snack-platform="web"
|
||||
data-snack-supported-platforms=ios,android,web
|
||||
data-snack-preview="true"
|
||||
@@ -216,7 +234,7 @@
|
||||
</table>
|
||||
<hr>
|
||||
<h3><a class="anchor" aria-hidden="true" id="activeopacity"></a><a href="#activeopacity" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a><code>activeOpacity</code></h3>
|
||||
<p>Determines what the opacity of the wrapped view should be when touch is active. Defaults to <code>0.2</code>.</p>
|
||||
<p>Determines what the opacity of the wrapped view should be when touch is active. Defaults to 0.2.</p>
|
||||
<table>
|
||||
<thead>
|
||||
<tr><th>Type</th><th>Required</th></tr>
|
||||
@@ -228,16 +246,7 @@
|
||||
<hr>
|
||||
<h3><a class="anchor" aria-hidden="true" id="tvparallaxproperties"></a><a href="#tvparallaxproperties" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a><code>tvParallaxProperties</code></h3>
|
||||
<p><em>(Apple TV only)</em> Object with properties to control Apple TV parallax effects.</p>
|
||||
<ul>
|
||||
<li><code>enabled</code>: If <code>true</code>, parallax effects are enabled. Defaults to <code>true</code>.</li>
|
||||
<li><code>shiftDistanceX</code>: Defaults to <code>2.0</code>.</li>
|
||||
<li><code>shiftDistanceY</code>: Defaults to <code>2.0</code>.</li>
|
||||
<li><code>tiltAngle</code>: Defaults to <code>0.05</code>.</li>
|
||||
<li><code>magnification</code>: Defaults to <code>1.0</code>.</li>
|
||||
<li><code>pressMagnification</code>: Defaults to <code>1.0</code>.</li>
|
||||
<li><code>pressDuration</code>: Defaults to <code>0.3</code>.</li>
|
||||
<li><code>pressDelay</code>: Defaults to <code>0.0</code>.</li>
|
||||
</ul>
|
||||
<p>enabled: If true, parallax effects are enabled. Defaults to true. shiftDistanceX: Defaults to 2.0. shiftDistanceY: Defaults to 2.0. tiltAngle: Defaults to 0.05. magnification: Defaults to 1.0. pressMagnification: Defaults to 1.0. pressDuration: Defaults to 0.3. pressDelay: Defaults to 0.0.</p>
|
||||
<table>
|
||||
<thead>
|
||||
<tr><th>Type</th><th>Required</th><th>Platform</th></tr>
|
||||
@@ -309,7 +318,7 @@
|
||||
<tr><th>Type</th><th>Required</th><th>Platform</th></tr>
|
||||
</thead>
|
||||
<tbody>
|
||||
<tr><td>bool</td><td>No</td><td>Android</td></tr>
|
||||
<tr><td>bool</td><td>No</td><td>iOS</td></tr>
|
||||
</tbody>
|
||||
</table>
|
||||
<h2><a class="anchor" aria-hidden="true" id="methods"></a><a href="#methods" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Methods</h2>
|
||||
@@ -317,7 +326,7 @@
|
||||
<pre><code class="hljs css language-jsx"><span class="token function">setOpacityTo</span><span class="token punctuation">(</span><span class="token punctuation">(</span>value<span class="token punctuation">:</span> number<span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token punctuation">(</span>duration<span class="token punctuation">:</span> number<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
|
||||
</code></pre>
|
||||
<p>Animate the touchable to a new opacity.</p>
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/touchablenativefeedback"><span class="arrow-prev">← </span><span class="function-name-prevnext">TouchableNativeFeedback</span></a><a class="docs-next button" href="/docs/next/touchablewithoutfeedback"><span class="function-name-prevnext">TouchableWithoutFeedback</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#example">Example</a></li><li><a href="#props">Props</a><ul class="toc-headings"><li><a href="#style"><code>style</code></a></li><li><a href="#activeopacity"><code>activeOpacity</code></a></li><li><a href="#tvparallaxproperties"><code>tvParallaxProperties</code></a></li><li><a href="#hastvpreferredfocus"><code>hasTVPreferredFocus</code></a></li><li><a href="#nextfocusdown"><code>nextFocusDown</code></a></li><li><a href="#nextfocusforward"><code>nextFocusForward</code></a></li><li><a href="#nextfocusleft"><code>nextFocusLeft</code></a></li><li><a href="#nextfocusright"><code>nextFocusRight</code></a></li><li><a href="#nextfocusup"><code>nextFocusUp</code></a></li></ul></li><li><a href="#methods">Methods</a><ul class="toc-headings"><li><a href="#setopacityto"><code>setOpacityTo()</code></a></li></ul></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><div><h5>Docs</h5><a href="/docs/getting-started.html">Getting Started</a><a href="/docs/tutorial.html">Tutorial</a><a href="/docs/components-and-apis.html">Components and APIs</a><a href="/docs/more-resources.html">More Resources</a></div><div><h5>Community</h5><a href="/help.html">The React Native Community</a><a href="/showcase.html">Who's using React Native?</a><a href="http://stackoverflow.com/questions/tagged/react-native" target="_blank">Ask Questions on Stack Overflow</a><a href="https://github.com/facebook/react-native/blob/master/CONTRIBUTING.md">Contributor Guide</a><a href="https://dev.to/t/reactnative" target="_blank">DEV Community</a></div><div><h5>More Resources</h5><a href="/blog/">Blog</a><a href="https://twitter.com/reactnative" target="_blank">Twitter</a><a href="https://github.com/facebook/react-native" target="_blank">GitHub</a><a href="http://reactjs.org" target="_blank">React</a></div></section><a href="https://code.facebook.com/projects/" target="_blank" class="fbOpenSource"><img src="/img/oss_logo.png" alt="Facebook Open Source" width="170" height="45"/></a><section class="copyright">Copyright © 2020 Facebook Inc.</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>window.fbAsyncInit = function() {FB.init({appId:'1677033832619985',xfbml:true,version:'v2.7'});};(function(d, s, id){var js, fjs = d.getElementsByTagName(s)[0];if (d.getElementById(id)) {return;}js = d.createElement(s); js.id = id;js.src = '//connect.facebook.net/en_US/sdk.js';fjs.parentNode.insertBefore(js, fjs);}(document, 'script','facebook-jssdk'));
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/touchablenativefeedback"><span class="arrow-prev">← </span><span class="function-name-prevnext">TouchableNativeFeedback</span></a><a class="docs-next button" href="/docs/next/touchablewithoutfeedback"><span class="function-name-prevnext">TouchableWithoutFeedback</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#props">Props</a><ul class="toc-headings"><li><a href="#style"><code>style</code></a></li><li><a href="#activeopacity"><code>activeOpacity</code></a></li><li><a href="#tvparallaxproperties"><code>tvParallaxProperties</code></a></li><li><a href="#hastvpreferredfocus"><code>hasTVPreferredFocus</code></a></li><li><a href="#nextfocusdown"><code>nextFocusDown</code></a></li><li><a href="#nextfocusforward"><code>nextFocusForward</code></a></li><li><a href="#nextfocusleft"><code>nextFocusLeft</code></a></li><li><a href="#nextfocusright"><code>nextFocusRight</code></a></li><li><a href="#nextfocusup"><code>nextFocusUp</code></a></li></ul></li><li><a href="#methods">Methods</a><ul class="toc-headings"><li><a href="#setopacityto"><code>setOpacityTo()</code></a></li></ul></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><div><h5>Docs</h5><a href="/docs/getting-started.html">Getting Started</a><a href="/docs/tutorial.html">Tutorial</a><a href="/docs/components-and-apis.html">Components and APIs</a><a href="/docs/more-resources.html">More Resources</a></div><div><h5>Community</h5><a href="/help.html">The React Native Community</a><a href="/showcase.html">Who's using React Native?</a><a href="http://stackoverflow.com/questions/tagged/react-native" target="_blank">Ask Questions on Stack Overflow</a><a href="https://github.com/facebook/react-native/blob/master/CONTRIBUTING.md">Contributor Guide</a><a href="https://dev.to/t/reactnative" target="_blank">DEV Community</a></div><div><h5>More Resources</h5><a href="/blog/">Blog</a><a href="https://twitter.com/reactnative" target="_blank">Twitter</a><a href="https://github.com/facebook/react-native" target="_blank">GitHub</a><a href="http://reactjs.org" target="_blank">React</a></div></section><a href="https://code.facebook.com/projects/" target="_blank" class="fbOpenSource"><img src="/img/oss_logo.png" alt="Facebook Open Source" width="170" height="45"/></a><section class="copyright">Copyright © 2020 Facebook Inc.</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>window.fbAsyncInit = function() {FB.init({appId:'1677033832619985',xfbml:true,version:'v2.7'});};(function(d, s, id){var js, fjs = d.getElementsByTagName(s)[0];if (d.getElementById(id)) {return;}js = d.createElement(s); js.id = id;js.src = '//connect.facebook.net/en_US/sdk.js';fjs.parentNode.insertBefore(js, fjs);}(document, 'script','facebook-jssdk'));
|
||||
</script><script>window.twttr=(function(d,s, id){var js,fjs=d.getElementsByTagName(s)[0],t=window.twttr||{};if(d.getElementById(id))return t;js=d.createElement(s);js.id=id;js.src='https://platform.twitter.com/widgets.js';fjs.parentNode.insertBefore(js, fjs);t._e = [];t.ready = function(f) {t._e.push(f);};return t;}(document, 'script', 'twitter-wjs'));</script><script>
|
||||
document.addEventListener('keyup', function(e) {
|
||||
if (e.target !== document.body) {
|
||||
|
||||
@@ -69,8 +69,20 @@
|
||||
}
|
||||
});
|
||||
</script></nav></div><div class="container mainContainer docsContainer"><div class="wrapper"><div class="post"><header class="postHeader"><a class="edit-page-link button" href="https://github.com/facebook/react-native-website/blob/master/docs/touchableopacity.md" target="_blank" rel="noreferrer noopener">Edit</a><h1 id="__docusaurus" class="postHeaderTitle">TouchableOpacity</h1></header><article><div><span><p>A wrapper for making views respond properly to touches. On press down, the opacity of the wrapped view is decreased, dimming it.</p>
|
||||
<p>Opacity is controlled by wrapping the children in an <code>Animated.View</code>, which is added to the view hierarchy. Be aware that this can affect layout.</p>
|
||||
<h2><a class="anchor" aria-hidden="true" id="example"></a><a href="#example" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Example</h2>
|
||||
<p>Opacity is controlled by wrapping the children in an Animated.View, which is added to the view hierarchy. Be aware that this can affect layout.</p>
|
||||
<p>Example:</p>
|
||||
<pre><code class="hljs css language-jsx"><span class="token function-variable function">renderButton</span><span class="token punctuation">:</span> <span class="token keyword">function</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
|
||||
<span class="token keyword">return</span> <span class="token punctuation">(</span>
|
||||
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span><span class="token class-name">TouchableOpacity</span></span> <span class="token attr-name">onPress</span><span class="token script language-javascript"><span class="token script-punctuation punctuation">=</span><span class="token punctuation">{</span><span class="token keyword">this</span><span class="token punctuation">.</span>_onPressButton<span class="token punctuation">}</span></span><span class="token punctuation">></span></span><span class="token plain-text">
|
||||
</span><span class="token tag"><span class="token tag"><span class="token punctuation"><</span><span class="token class-name">Image</span></span>
|
||||
<span class="token attr-name">style</span><span class="token script language-javascript"><span class="token script-punctuation punctuation">=</span><span class="token punctuation">{</span>styles<span class="token punctuation">.</span>button<span class="token punctuation">}</span></span>
|
||||
<span class="token attr-name">source</span><span class="token script language-javascript"><span class="token script-punctuation punctuation">=</span><span class="token punctuation">{</span><span class="token function">require</span><span class="token punctuation">(</span><span class="token string">'./myButton.png'</span><span class="token punctuation">)</span><span class="token punctuation">}</span></span>
|
||||
<span class="token punctuation">/></span></span><span class="token plain-text">
|
||||
</span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span><span class="token class-name">TouchableOpacity</span></span><span class="token punctuation">></span></span>
|
||||
<span class="token punctuation">)</span><span class="token punctuation">;</span>
|
||||
<span class="token punctuation">}</span><span class="token punctuation">,</span>
|
||||
</code></pre>
|
||||
<h3><a class="anchor" aria-hidden="true" id="example"></a><a href="#example" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Example</h3>
|
||||
<div class="toggler">
|
||||
<ul role="tablist" class="toggle-syntax">
|
||||
<li id="functional" class="button-functional" aria-selected="false" role="tab" tabindex="0" aria-controls="functionaltab" onclick="displayTabs('syntax', 'functional')">
|
||||
@@ -82,48 +94,45 @@
|
||||
</ul>
|
||||
</div>
|
||||
<p><block class="functional syntax" /></p>
|
||||
<div class="snack-player"><div class="mobile-friendly-snack" style="display: none"><pre><code class="hljs css javascript"><span class="hljs-keyword">import</span> React, { useState } <span class="hljs-keyword">from</span> <span class="hljs-string">"react"</span>;
|
||||
<span class="hljs-keyword">import</span> { StyleSheet, Text, TouchableOpacity, View } <span class="hljs-keyword">from</span> <span class="hljs-string">"react-native"</span>;
|
||||
<div class="snack-player"><div class="mobile-friendly-snack" style="display: none"><pre><code class="hljs css javascript"><span class="hljs-keyword">import</span> React, { useState } <span class="hljs-keyword">from</span> <span class="hljs-string">'react'</span>;
|
||||
<span class="hljs-keyword">import</span> { StyleSheet, TouchableOpacity, Text, View } <span class="hljs-keyword">from</span> <span class="hljs-string">'react-native'</span>;
|
||||
|
||||
<span class="hljs-keyword">export</span> <span class="hljs-keyword">default</span> App = <span class="hljs-function"><span class="hljs-params">()</span> =></span> {
|
||||
<span class="hljs-keyword">export</span> <span class="hljs-keyword">default</span> <span class="hljs-function"><span class="hljs-keyword">function</span> <span class="hljs-title">App</span>(<span class="hljs-params"></span>) </span>{
|
||||
<span class="hljs-keyword">const</span> [count, setCount] = useState(<span class="hljs-number">0</span>);
|
||||
<span class="hljs-keyword">const</span> onPress = <span class="hljs-function"><span class="hljs-params">()</span> =></span> setCount(<span class="hljs-function"><span class="hljs-params">prevCount</span> =></span> prevCount + <span class="hljs-number">1</span>);
|
||||
<span class="hljs-keyword">const</span> handleIncrementCount = <span class="hljs-function"><span class="hljs-params">()</span> =></span> setCount(<span class="hljs-function"><span class="hljs-params">prevState</span> =></span> prevState + <span class="hljs-number">1</span>);
|
||||
|
||||
<span class="hljs-keyword">return</span> (
|
||||
<span class="xml"><span class="hljs-tag"><<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{styles.container}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{styles.countContainer}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span>></span>Count: {count}<span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">View</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">TouchableOpacity</span>
|
||||
<span class="hljs-attr">style</span>=<span class="hljs-string">{styles.button}</span>
|
||||
<span class="hljs-attr">onPress</span>=<span class="hljs-string">{onPress}</span>
|
||||
></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span>></span>Press Here<span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">TouchableOpacity</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{styles.button}</span> <span class="hljs-attr">onPress</span>=<span class="hljs-string">{handleIncrementCount}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span>></span>Touch Here<span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">TouchableOpacity</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">View</span>></span></span>
|
||||
);
|
||||
};
|
||||
}
|
||||
|
||||
<span class="hljs-keyword">const</span> styles = StyleSheet.create({
|
||||
<span class="hljs-attr">container</span>: {
|
||||
<span class="hljs-attr">flex</span>: <span class="hljs-number">1</span>,
|
||||
<span class="hljs-attr">justifyContent</span>: <span class="hljs-string">"center"</span>,
|
||||
<span class="hljs-attr">paddingHorizontal</span>: <span class="hljs-number">10</span>
|
||||
<span class="hljs-attr">justifyContent</span>: <span class="hljs-string">'center'</span>,
|
||||
<span class="hljs-attr">paddingHorizontal</span>: <span class="hljs-number">10</span>,
|
||||
},
|
||||
<span class="hljs-attr">button</span>: {
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">"center"</span>,
|
||||
<span class="hljs-attr">backgroundColor</span>: <span class="hljs-string">"#DDDDDD"</span>,
|
||||
<span class="hljs-attr">padding</span>: <span class="hljs-number">10</span>
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">'center'</span>,
|
||||
<span class="hljs-attr">backgroundColor</span>: <span class="hljs-string">'#DDDDDD'</span>,
|
||||
<span class="hljs-attr">padding</span>: <span class="hljs-number">10</span>,
|
||||
},
|
||||
<span class="hljs-attr">countContainer</span>: {
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">"center"</span>,
|
||||
<span class="hljs-attr">padding</span>: <span class="hljs-number">10</span>
|
||||
}
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">'center'</span>,
|
||||
<span class="hljs-attr">padding</span>: <span class="hljs-number">10</span>,
|
||||
},
|
||||
});
|
||||
</code></pre></div><div class="desktop-friendly-snack" style="margin-top: 15px; margin-bottom: 15px"><div
|
||||
data-snack-name="TouchableOpacity Function Component Example"
|
||||
data-snack-name="Function Component Example TouchableOpacity"
|
||||
data-snack-description="Example usage"
|
||||
data-snack-code="import%20React%2C%20%7B%20useState%20%7D%20from%20%22react%22%3B%0Aimport%20%7B%20StyleSheet%2C%20Text%2C%20TouchableOpacity%2C%20View%20%7D%20from%20%22react-native%22%3B%0A%0Aexport%20default%20App%20%3D%20()%20%3D%3E%20%7B%0A%20%20const%20%5Bcount%2C%20setCount%5D%20%3D%20useState(0)%3B%0A%20%20const%20onPress%20%3D%20()%20%3D%3E%20setCount(prevCount%20%3D%3E%20prevCount%20%2B%201)%3B%0A%0A%20%20return%20(%0A%20%20%20%20%3CView%20style%3D%7Bstyles.container%7D%3E%0A%20%20%20%20%20%20%3CView%20style%3D%7Bstyles.countContainer%7D%3E%0A%20%20%20%20%20%20%20%20%3CText%3ECount%3A%20%7Bcount%7D%3C%2FText%3E%0A%20%20%20%20%20%20%3C%2FView%3E%0A%20%20%20%20%20%20%3CTouchableOpacity%0A%20%20%20%20%20%20%20%20style%3D%7Bstyles.button%7D%0A%20%20%20%20%20%20%20%20onPress%3D%7BonPress%7D%0A%20%20%20%20%20%20%3E%0A%20%20%20%20%20%20%20%20%3CText%3EPress%20Here%3C%2FText%3E%0A%20%20%20%20%20%20%3C%2FTouchableOpacity%3E%0A%20%20%20%20%3C%2FView%3E%0A%20%20)%3B%0A%7D%3B%0A%0Aconst%20styles%20%3D%20StyleSheet.create(%7B%0A%20%20container%3A%20%7B%0A%20%20%20%20flex%3A%201%2C%0A%20%20%20%20justifyContent%3A%20%22center%22%2C%0A%20%20%20%20paddingHorizontal%3A%2010%0A%20%20%7D%2C%0A%20%20button%3A%20%7B%0A%20%20%20%20alignItems%3A%20%22center%22%2C%0A%20%20%20%20backgroundColor%3A%20%22%23DDDDDD%22%2C%0A%20%20%20%20padding%3A%2010%0A%20%20%7D%2C%0A%20%20countContainer%3A%20%7B%0A%20%20%20%20alignItems%3A%20%22center%22%2C%0A%20%20%20%20padding%3A%2010%0A%20%20%7D%0A%7D)%3B%0A"
|
||||
data-snack-code="import%20React%2C%20%7B%20useState%20%7D%20from%20'react'%3B%0Aimport%20%7B%20StyleSheet%2C%20TouchableOpacity%2C%20Text%2C%20View%20%7D%20from%20'react-native'%3B%0A%0Aexport%20default%20function%20App()%20%7B%0A%20%20const%20%5Bcount%2C%20setCount%5D%20%3D%20useState(0)%3B%0A%20%20const%20handleIncrementCount%20%3D%20()%20%3D%3E%20setCount(prevState%20%3D%3E%20prevState%20%2B%201)%3B%0A%0A%20%20return%20(%0A%20%20%20%20%3CView%20style%3D%7Bstyles.container%7D%3E%0A%20%20%20%20%20%20%3CView%20style%3D%7Bstyles.countContainer%7D%3E%0A%20%20%20%20%20%20%20%20%3CText%3ECount%3A%20%7Bcount%7D%3C%2FText%3E%0A%20%20%20%20%20%20%3C%2FView%3E%0A%20%20%20%20%20%20%3CTouchableOpacity%20style%3D%7Bstyles.button%7D%20onPress%3D%7BhandleIncrementCount%7D%3E%0A%20%20%20%20%20%20%20%20%3CText%3ETouch%20Here%3C%2FText%3E%0A%20%20%20%20%20%20%3C%2FTouchableOpacity%3E%0A%20%20%20%20%3C%2FView%3E%0A%20%20)%3B%0A%7D%0A%0Aconst%20styles%20%3D%20StyleSheet.create(%7B%0A%20%20container%3A%20%7B%0A%20%20%20%20flex%3A%201%2C%0A%20%20%20%20justifyContent%3A%20'center'%2C%0A%20%20%20%20paddingHorizontal%3A%2010%2C%0A%20%20%7D%2C%0A%20%20button%3A%20%7B%0A%20%20%20%20alignItems%3A%20'center'%2C%0A%20%20%20%20backgroundColor%3A%20'%23DDDDDD'%2C%0A%20%20%20%20padding%3A%2010%2C%0A%20%20%7D%2C%0A%20%20countContainer%3A%20%7B%0A%20%20%20%20alignItems%3A%20'center'%2C%0A%20%20%20%20padding%3A%2010%2C%0A%20%20%7D%2C%0A%7D)%3B%0A"
|
||||
data-snack-platform="web"
|
||||
data-snack-supported-platforms=ios,android,web
|
||||
data-snack-preview="true"
|
||||
@@ -136,59 +145,68 @@
|
||||
width: 100%;
|
||||
"
|
||||
></div></div></div><p><block class="classical syntax" /></p>
|
||||
<div class="snack-player"><div class="mobile-friendly-snack" style="display: none"><pre><code class="hljs css javascript"><span class="hljs-keyword">import</span> React, { Component } <span class="hljs-keyword">from</span> <span class="hljs-string">"react"</span>;
|
||||
<span class="hljs-keyword">import</span> { StyleSheet, Text, TouchableOpacity, View } <span class="hljs-keyword">from</span> <span class="hljs-string">"react-native"</span>;
|
||||
<div class="snack-player"><div class="mobile-friendly-snack" style="display: none"><pre><code class="hljs css javascript"><span class="hljs-keyword">import</span> React, { Component } <span class="hljs-keyword">from</span> <span class="hljs-string">'react'</span>
|
||||
<span class="hljs-keyword">import</span> {
|
||||
StyleSheet,
|
||||
TouchableOpacity,
|
||||
Text,
|
||||
View,
|
||||
} <span class="hljs-keyword">from</span> <span class="hljs-string">'react-native'</span>
|
||||
|
||||
<span class="hljs-keyword">export</span> <span class="hljs-keyword">default</span> <span class="hljs-class"><span class="hljs-keyword">class</span> <span class="hljs-title">App</span> <span class="hljs-keyword">extends</span> <span class="hljs-title">Component</span> </span>{
|
||||
<span class="hljs-keyword">constructor</span>(props) {
|
||||
<span class="hljs-keyword">super</span>(props);
|
||||
<span class="hljs-keyword">this</span>.state = { <span class="hljs-attr">count</span>: <span class="hljs-number">0</span> };
|
||||
<span class="hljs-keyword">super</span>(props)
|
||||
<span class="hljs-keyword">this</span>.state = { <span class="hljs-attr">count</span>: <span class="hljs-number">0</span> }
|
||||
}
|
||||
|
||||
onPress = <span class="hljs-function"><span class="hljs-params">()</span> =></span> {
|
||||
<span class="hljs-keyword">this</span>.setState({
|
||||
<span class="hljs-attr">count</span>: <span class="hljs-keyword">this</span>.state.count + <span class="hljs-number">1</span>
|
||||
});
|
||||
};
|
||||
<span class="hljs-attr">count</span>: <span class="hljs-keyword">this</span>.state.count+<span class="hljs-number">1</span>
|
||||
})
|
||||
}
|
||||
|
||||
render() {
|
||||
<span class="hljs-keyword">const</span> { count } = <span class="hljs-keyword">this</span>.state;
|
||||
<span class="hljs-keyword">return</span> (
|
||||
<span class="xml"><span class="hljs-tag"><<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{styles.container}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{styles.countContainer}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span>></span>Count: {count}<span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
render() {
|
||||
<span class="hljs-keyword">return</span> (
|
||||
<span class="xml"><span class="hljs-tag"><<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{styles.container}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">TouchableOpacity</span>
|
||||
<span class="hljs-attr">style</span>=<span class="hljs-string">{styles.button}</span>
|
||||
<span class="hljs-attr">onPress</span>=<span class="hljs-string">{this.onPress}</span>
|
||||
></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span>></span> Touch Here <span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">TouchableOpacity</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">View</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{[styles.countContainer]}</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span> <span class="hljs-attr">style</span>=<span class="hljs-string">{[styles.countText]}</span>></span>
|
||||
{ this.state.count !== 0 ? this.state.count: null}
|
||||
<span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">View</span>></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">TouchableOpacity</span>
|
||||
<span class="hljs-attr">style</span>=<span class="hljs-string">{styles.button}</span>
|
||||
<span class="hljs-attr">onPress</span>=<span class="hljs-string">{this.onPress}</span>
|
||||
></span>
|
||||
<span class="hljs-tag"><<span class="hljs-name">Text</span>></span>Press Here<span class="hljs-tag"></<span class="hljs-name">Text</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">TouchableOpacity</span>></span>
|
||||
<span class="hljs-tag"></<span class="hljs-name">View</span>></span></span>
|
||||
);
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
<span class="hljs-keyword">const</span> styles = StyleSheet.create({
|
||||
<span class="hljs-attr">container</span>: {
|
||||
<span class="hljs-attr">flex</span>: <span class="hljs-number">1</span>,
|
||||
<span class="hljs-attr">justifyContent</span>: <span class="hljs-string">"center"</span>,
|
||||
<span class="hljs-attr">justifyContent</span>: <span class="hljs-string">'center'</span>,
|
||||
<span class="hljs-attr">paddingHorizontal</span>: <span class="hljs-number">10</span>
|
||||
},
|
||||
<span class="hljs-attr">button</span>: {
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">"center"</span>,
|
||||
<span class="hljs-attr">backgroundColor</span>: <span class="hljs-string">"#DDDDDD"</span>,
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">'center'</span>,
|
||||
<span class="hljs-attr">backgroundColor</span>: <span class="hljs-string">'#DDDDDD'</span>,
|
||||
<span class="hljs-attr">padding</span>: <span class="hljs-number">10</span>
|
||||
},
|
||||
<span class="hljs-attr">countContainer</span>: {
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">"center"</span>,
|
||||
<span class="hljs-attr">alignItems</span>: <span class="hljs-string">'center'</span>,
|
||||
<span class="hljs-attr">padding</span>: <span class="hljs-number">10</span>
|
||||
},
|
||||
<span class="hljs-attr">countText</span>: {
|
||||
<span class="hljs-attr">color</span>: <span class="hljs-string">'#FF00FF'</span>
|
||||
}
|
||||
});
|
||||
})
|
||||
</code></pre></div><div class="desktop-friendly-snack" style="margin-top: 15px; margin-bottom: 15px"><div
|
||||
data-snack-name="TouchableOpacity Class Component Example"
|
||||
data-snack-name="Class Component Example"
|
||||
data-snack-description="Example usage"
|
||||
data-snack-code="import%20React%2C%20%7B%20Component%20%7D%20from%20%22react%22%3B%0Aimport%20%7B%20StyleSheet%2C%20Text%2C%20TouchableOpacity%2C%20View%20%7D%20from%20%22react-native%22%3B%0A%0Aexport%20default%20class%20App%20extends%20Component%20%7B%0A%20%20constructor(props)%20%7B%0A%20%20%20%20super(props)%3B%0A%20%20%20%20this.state%20%3D%20%7B%20count%3A%200%20%7D%3B%0A%20%20%7D%0A%0A%20%20onPress%20%3D%20()%20%3D%3E%20%7B%0A%20%20%20%20this.setState(%7B%0A%20%20%20%20%20%20count%3A%20this.state.count%20%2B%201%0A%20%20%20%20%7D)%3B%0A%20%20%7D%3B%0A%0A%20%20render()%20%7B%0A%20%20%20%20const%20%7B%20count%20%7D%20%3D%20this.state%3B%0A%20%20%20%20return%20(%0A%20%20%20%20%20%20%3CView%20style%3D%7Bstyles.container%7D%3E%0A%20%20%20%20%20%20%20%20%3CView%20style%3D%7Bstyles.countContainer%7D%3E%0A%20%20%20%20%20%20%20%20%20%20%3CText%3ECount%3A%20%7Bcount%7D%3C%2FText%3E%0A%20%20%20%20%20%20%20%20%3C%2FView%3E%0A%20%20%20%20%20%20%20%20%3CTouchableOpacity%0A%20%20%20%20%20%20%20%20%20%20style%3D%7Bstyles.button%7D%0A%20%20%20%20%20%20%20%20%20%20onPress%3D%7Bthis.onPress%7D%0A%20%20%20%20%20%20%20%20%3E%0A%20%20%20%20%20%20%20%20%20%20%3CText%3EPress%20Here%3C%2FText%3E%0A%20%20%20%20%20%20%20%20%3C%2FTouchableOpacity%3E%0A%20%20%20%20%20%20%3C%2FView%3E%0A%20%20%20%20)%3B%0A%20%20%7D%0A%7D%0A%0Aconst%20styles%20%3D%20StyleSheet.create(%7B%0A%20%20container%3A%20%7B%0A%20%20%20%20flex%3A%201%2C%0A%20%20%20%20justifyContent%3A%20%22center%22%2C%0A%20%20%20%20paddingHorizontal%3A%2010%0A%20%20%7D%2C%0A%20%20button%3A%20%7B%0A%20%20%20%20alignItems%3A%20%22center%22%2C%0A%20%20%20%20backgroundColor%3A%20%22%23DDDDDD%22%2C%0A%20%20%20%20padding%3A%2010%0A%20%20%7D%2C%0A%20%20countContainer%3A%20%7B%0A%20%20%20%20alignItems%3A%20%22center%22%2C%0A%20%20%20%20padding%3A%2010%0A%20%20%7D%0A%7D)%3B%0A"
|
||||
data-snack-code="import%20React%2C%20%7B%20Component%20%7D%20from%20'react'%0Aimport%20%7B%0A%20%20StyleSheet%2C%0A%20%20TouchableOpacity%2C%0A%20%20Text%2C%0A%20%20View%2C%0A%7D%20from%20'react-native'%0A%0Aexport%20default%20class%20App%20extends%20Component%20%7B%0A%20%20constructor(props)%20%7B%0A%20%20%20%20super(props)%0A%20%20%20%20this.state%20%3D%20%7B%20count%3A%200%20%7D%0A%20%20%7D%0A%0A%20%20onPress%20%3D%20()%20%3D%3E%20%7B%0A%20%20%20%20this.setState(%7B%0A%20%20%20%20%20%20count%3A%20this.state.count%2B1%0A%20%20%20%20%7D)%0A%20%20%7D%0A%0A%20render()%20%7B%0A%20%20%20return%20(%0A%20%20%20%20%20%3CView%20style%3D%7Bstyles.container%7D%3E%0A%20%20%20%20%20%20%20%3CTouchableOpacity%0A%20%20%20%20%20%20%20%20%20style%3D%7Bstyles.button%7D%0A%20%20%20%20%20%20%20%20%20onPress%3D%7Bthis.onPress%7D%0A%20%20%20%20%20%20%20%3E%0A%20%20%20%20%20%20%20%20%20%3CText%3E%20Touch%20Here%20%3C%2FText%3E%0A%20%20%20%20%20%20%20%3C%2FTouchableOpacity%3E%0A%20%20%20%20%20%20%20%3CView%20style%3D%7B%5Bstyles.countContainer%5D%7D%3E%0A%20%20%20%20%20%20%20%20%20%3CText%20style%3D%7B%5Bstyles.countText%5D%7D%3E%0A%20%20%20%20%20%20%20%20%20%20%20%20%7B%20this.state.count%20!%3D%3D%200%20%3F%20this.state.count%3A%20null%7D%0A%20%20%20%20%20%20%20%20%20%20%3C%2FText%3E%0A%20%20%20%20%20%20%20%20%3C%2FView%3E%0A%20%20%20%20%20%20%3C%2FView%3E%0A%20%20%20%20)%0A%20%20%7D%0A%7D%0A%0Aconst%20styles%20%3D%20StyleSheet.create(%7B%0A%20%20container%3A%20%7B%0A%20%20%20%20flex%3A%201%2C%0A%20%20%20%20justifyContent%3A%20'center'%2C%0A%20%20%20%20paddingHorizontal%3A%2010%0A%20%20%7D%2C%0A%20%20button%3A%20%7B%0A%20%20%20%20alignItems%3A%20'center'%2C%0A%20%20%20%20backgroundColor%3A%20'%23DDDDDD'%2C%0A%20%20%20%20padding%3A%2010%0A%20%20%7D%2C%0A%20%20countContainer%3A%20%7B%0A%20%20%20%20alignItems%3A%20'center'%2C%0A%20%20%20%20padding%3A%2010%0A%20%20%7D%2C%0A%20%20countText%3A%20%7B%0A%20%20%20%20color%3A%20'%23FF00FF'%0A%20%20%7D%0A%7D)%0A"
|
||||
data-snack-platform="web"
|
||||
data-snack-supported-platforms=ios,android,web
|
||||
data-snack-preview="true"
|
||||
@@ -216,7 +234,7 @@
|
||||
</table>
|
||||
<hr>
|
||||
<h3><a class="anchor" aria-hidden="true" id="activeopacity"></a><a href="#activeopacity" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a><code>activeOpacity</code></h3>
|
||||
<p>Determines what the opacity of the wrapped view should be when touch is active. Defaults to <code>0.2</code>.</p>
|
||||
<p>Determines what the opacity of the wrapped view should be when touch is active. Defaults to 0.2.</p>
|
||||
<table>
|
||||
<thead>
|
||||
<tr><th>Type</th><th>Required</th></tr>
|
||||
@@ -228,16 +246,7 @@
|
||||
<hr>
|
||||
<h3><a class="anchor" aria-hidden="true" id="tvparallaxproperties"></a><a href="#tvparallaxproperties" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a><code>tvParallaxProperties</code></h3>
|
||||
<p><em>(Apple TV only)</em> Object with properties to control Apple TV parallax effects.</p>
|
||||
<ul>
|
||||
<li><code>enabled</code>: If <code>true</code>, parallax effects are enabled. Defaults to <code>true</code>.</li>
|
||||
<li><code>shiftDistanceX</code>: Defaults to <code>2.0</code>.</li>
|
||||
<li><code>shiftDistanceY</code>: Defaults to <code>2.0</code>.</li>
|
||||
<li><code>tiltAngle</code>: Defaults to <code>0.05</code>.</li>
|
||||
<li><code>magnification</code>: Defaults to <code>1.0</code>.</li>
|
||||
<li><code>pressMagnification</code>: Defaults to <code>1.0</code>.</li>
|
||||
<li><code>pressDuration</code>: Defaults to <code>0.3</code>.</li>
|
||||
<li><code>pressDelay</code>: Defaults to <code>0.0</code>.</li>
|
||||
</ul>
|
||||
<p>enabled: If true, parallax effects are enabled. Defaults to true. shiftDistanceX: Defaults to 2.0. shiftDistanceY: Defaults to 2.0. tiltAngle: Defaults to 0.05. magnification: Defaults to 1.0. pressMagnification: Defaults to 1.0. pressDuration: Defaults to 0.3. pressDelay: Defaults to 0.0.</p>
|
||||
<table>
|
||||
<thead>
|
||||
<tr><th>Type</th><th>Required</th><th>Platform</th></tr>
|
||||
@@ -309,7 +318,7 @@
|
||||
<tr><th>Type</th><th>Required</th><th>Platform</th></tr>
|
||||
</thead>
|
||||
<tbody>
|
||||
<tr><td>bool</td><td>No</td><td>Android</td></tr>
|
||||
<tr><td>bool</td><td>No</td><td>iOS</td></tr>
|
||||
</tbody>
|
||||
</table>
|
||||
<h2><a class="anchor" aria-hidden="true" id="methods"></a><a href="#methods" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Methods</h2>
|
||||
@@ -317,7 +326,7 @@
|
||||
<pre><code class="hljs css language-jsx"><span class="token function">setOpacityTo</span><span class="token punctuation">(</span><span class="token punctuation">(</span>value<span class="token punctuation">:</span> number<span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token punctuation">(</span>duration<span class="token punctuation">:</span> number<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
|
||||
</code></pre>
|
||||
<p>Animate the touchable to a new opacity.</p>
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/touchablenativefeedback"><span class="arrow-prev">← </span><span class="function-name-prevnext">TouchableNativeFeedback</span></a><a class="docs-next button" href="/docs/next/touchablewithoutfeedback"><span class="function-name-prevnext">TouchableWithoutFeedback</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#example">Example</a></li><li><a href="#props">Props</a><ul class="toc-headings"><li><a href="#style"><code>style</code></a></li><li><a href="#activeopacity"><code>activeOpacity</code></a></li><li><a href="#tvparallaxproperties"><code>tvParallaxProperties</code></a></li><li><a href="#hastvpreferredfocus"><code>hasTVPreferredFocus</code></a></li><li><a href="#nextfocusdown"><code>nextFocusDown</code></a></li><li><a href="#nextfocusforward"><code>nextFocusForward</code></a></li><li><a href="#nextfocusleft"><code>nextFocusLeft</code></a></li><li><a href="#nextfocusright"><code>nextFocusRight</code></a></li><li><a href="#nextfocusup"><code>nextFocusUp</code></a></li></ul></li><li><a href="#methods">Methods</a><ul class="toc-headings"><li><a href="#setopacityto"><code>setOpacityTo()</code></a></li></ul></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><div><h5>Docs</h5><a href="/docs/getting-started.html">Getting Started</a><a href="/docs/tutorial.html">Tutorial</a><a href="/docs/components-and-apis.html">Components and APIs</a><a href="/docs/more-resources.html">More Resources</a></div><div><h5>Community</h5><a href="/help.html">The React Native Community</a><a href="/showcase.html">Who's using React Native?</a><a href="http://stackoverflow.com/questions/tagged/react-native" target="_blank">Ask Questions on Stack Overflow</a><a href="https://github.com/facebook/react-native/blob/master/CONTRIBUTING.md">Contributor Guide</a><a href="https://dev.to/t/reactnative" target="_blank">DEV Community</a></div><div><h5>More Resources</h5><a href="/blog/">Blog</a><a href="https://twitter.com/reactnative" target="_blank">Twitter</a><a href="https://github.com/facebook/react-native" target="_blank">GitHub</a><a href="http://reactjs.org" target="_blank">React</a></div></section><a href="https://code.facebook.com/projects/" target="_blank" class="fbOpenSource"><img src="/img/oss_logo.png" alt="Facebook Open Source" width="170" height="45"/></a><section class="copyright">Copyright © 2020 Facebook Inc.</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>window.fbAsyncInit = function() {FB.init({appId:'1677033832619985',xfbml:true,version:'v2.7'});};(function(d, s, id){var js, fjs = d.getElementsByTagName(s)[0];if (d.getElementById(id)) {return;}js = d.createElement(s); js.id = id;js.src = '//connect.facebook.net/en_US/sdk.js';fjs.parentNode.insertBefore(js, fjs);}(document, 'script','facebook-jssdk'));
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/touchablenativefeedback"><span class="arrow-prev">← </span><span class="function-name-prevnext">TouchableNativeFeedback</span></a><a class="docs-next button" href="/docs/next/touchablewithoutfeedback"><span class="function-name-prevnext">TouchableWithoutFeedback</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#props">Props</a><ul class="toc-headings"><li><a href="#style"><code>style</code></a></li><li><a href="#activeopacity"><code>activeOpacity</code></a></li><li><a href="#tvparallaxproperties"><code>tvParallaxProperties</code></a></li><li><a href="#hastvpreferredfocus"><code>hasTVPreferredFocus</code></a></li><li><a href="#nextfocusdown"><code>nextFocusDown</code></a></li><li><a href="#nextfocusforward"><code>nextFocusForward</code></a></li><li><a href="#nextfocusleft"><code>nextFocusLeft</code></a></li><li><a href="#nextfocusright"><code>nextFocusRight</code></a></li><li><a href="#nextfocusup"><code>nextFocusUp</code></a></li></ul></li><li><a href="#methods">Methods</a><ul class="toc-headings"><li><a href="#setopacityto"><code>setOpacityTo()</code></a></li></ul></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><div><h5>Docs</h5><a href="/docs/getting-started.html">Getting Started</a><a href="/docs/tutorial.html">Tutorial</a><a href="/docs/components-and-apis.html">Components and APIs</a><a href="/docs/more-resources.html">More Resources</a></div><div><h5>Community</h5><a href="/help.html">The React Native Community</a><a href="/showcase.html">Who's using React Native?</a><a href="http://stackoverflow.com/questions/tagged/react-native" target="_blank">Ask Questions on Stack Overflow</a><a href="https://github.com/facebook/react-native/blob/master/CONTRIBUTING.md">Contributor Guide</a><a href="https://dev.to/t/reactnative" target="_blank">DEV Community</a></div><div><h5>More Resources</h5><a href="/blog/">Blog</a><a href="https://twitter.com/reactnative" target="_blank">Twitter</a><a href="https://github.com/facebook/react-native" target="_blank">GitHub</a><a href="http://reactjs.org" target="_blank">React</a></div></section><a href="https://code.facebook.com/projects/" target="_blank" class="fbOpenSource"><img src="/img/oss_logo.png" alt="Facebook Open Source" width="170" height="45"/></a><section class="copyright">Copyright © 2020 Facebook Inc.</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>window.fbAsyncInit = function() {FB.init({appId:'1677033832619985',xfbml:true,version:'v2.7'});};(function(d, s, id){var js, fjs = d.getElementsByTagName(s)[0];if (d.getElementById(id)) {return;}js = d.createElement(s); js.id = id;js.src = '//connect.facebook.net/en_US/sdk.js';fjs.parentNode.insertBefore(js, fjs);}(document, 'script','facebook-jssdk'));
|
||||
</script><script>window.twttr=(function(d,s, id){var js,fjs=d.getElementsByTagName(s)[0],t=window.twttr||{};if(d.getElementById(id))return t;js=d.createElement(s);js.id=id;js.src='https://platform.twitter.com/widgets.js';fjs.parentNode.insertBefore(js, fjs);t._e = [];t.ready = function(f) {t._e.push(f);};return t;}(document, 'script', 'twitter-wjs'));</script><script>
|
||||
document.addEventListener('keyup', function(e) {
|
||||
if (e.target !== document.body) {
|
||||
|
||||
Reference in New Issue
Block a user