react-navigation-stack
Version:
Stack navigator component for React Navigation
345 lines (323 loc) • 11.2 kB
JavaScript
function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }
function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
import * as React from 'react';
import { Animated, View, StyleSheet, Platform } from 'react-native';
import HeaderBackButton from './HeaderBackButton';
import HeaderBackground from './HeaderBackground';
import memoize from '../../utils/memoize';
const warnIfHeaderStylesDefined = styles => {
Object.keys(styles).forEach(styleProp => {
const value = styles[styleProp];
if (styleProp === 'position' && value === 'absolute') {
console.warn("position: 'absolute' is not supported on headerStyle. If you would like to render content under the header, use the 'headerTransparent' navigationOption.");
} else if (value !== undefined) {
console.warn("".concat(styleProp, " was given a value of ").concat(value, ", this has no effect on headerStyle."));
}
});
};
export const getDefaultHeaderHeight = (layout, statusBarHeight) => {
const isLandscape = layout.width > layout.height;
let headerHeight;
if (Platform.OS === 'ios') {
// @ts-ignore
if (isLandscape && !Platform.isPad) {
headerHeight = 32;
} else {
headerHeight = 44;
}
} else if (Platform.OS === 'android') {
headerHeight = 56;
} else {
headerHeight = 64;
}
return headerHeight + statusBarHeight;
};
export default class HeaderSegment extends React.Component {
constructor(...args) {
super(...args);
_defineProperty(this, "state", {});
_defineProperty(this, "handleTitleLayout", e => {
const {
height,
width
} = e.nativeEvent.layout;
this.setState(({
titleLayout
}) => {
if (titleLayout && height === titleLayout.height && width === titleLayout.width) {
return null;
}
return {
titleLayout: {
height,
width
}
};
});
});
_defineProperty(this, "handleLeftLabelLayout", e => {
const {
height,
width
} = e.nativeEvent.layout;
const {
leftLabelLayout
} = this.state;
if (leftLabelLayout && height === leftLabelLayout.height && width === leftLabelLayout.width) {
return;
}
this.setState({
leftLabelLayout: {
height,
width
}
});
});
_defineProperty(this, "getInterpolatedStyle", memoize((styleInterpolator, layout, current, next, titleLayout, leftLabelLayout, headerHeight) => styleInterpolator({
current: {
progress: current
},
next: next && {
progress: next
},
layouts: {
header: {
height: headerHeight,
width: layout.width
},
screen: layout,
title: titleLayout,
leftLabel: leftLabelLayout
}
})));
}
render() {
const {
scene,
layout,
insets,
title: currentTitle,
leftLabel: previousTitle,
onGoBack,
headerTitle,
headerTitleAlign = Platform.select({
ios: 'center',
default: 'left'
}),
headerLeft: left = onGoBack ? props => /*#__PURE__*/React.createElement(HeaderBackButton, props) : undefined,
headerTransparent,
headerTintColor,
headerBackground,
headerRight: right,
headerBackImage: backImage,
headerBackTitle: leftLabel,
headerBackTitleVisible,
headerTruncatedBackTitle: truncatedLabel,
headerPressColorAndroid: pressColorAndroid,
headerBackAllowFontScaling: backAllowFontScaling,
headerTitleAllowFontScaling: titleAllowFontScaling,
headerTitleStyle: customTitleStyle,
headerBackTitleStyle: customLeftLabelStyle,
headerLeftContainerStyle: leftContainerStyle,
headerRightContainerStyle: rightContainerStyle,
headerTitleContainerStyle: titleContainerStyle,
headerStyle: customHeaderStyle,
headerStatusBarHeight = insets.top,
styleInterpolator
} = this.props;
const {
leftLabelLayout,
titleLayout
} = this.state;
const defaultHeight = getDefaultHeaderHeight(layout, headerStatusBarHeight);
const _ref = StyleSheet.flatten(customHeaderStyle || {}),
{
height = defaultHeight,
minHeight,
maxHeight,
backgroundColor,
borderBottomColor,
borderBottomEndRadius,
borderBottomLeftRadius,
borderBottomRightRadius,
borderBottomStartRadius,
borderBottomWidth,
borderColor,
borderEndColor,
borderEndWidth,
borderLeftColor,
borderLeftWidth,
borderRadius,
borderRightColor,
borderRightWidth,
borderStartColor,
borderStartWidth,
borderStyle,
borderTopColor,
borderTopEndRadius,
borderTopLeftRadius,
borderTopRightRadius,
borderTopStartRadius,
borderTopWidth,
borderWidth,
// @ts-ignore: web support for shadow
boxShadow,
elevation,
shadowColor,
shadowOffset,
shadowOpacity,
shadowRadius,
opacity,
transform
} = _ref,
unsafeStyles = _objectWithoutProperties(_ref, ["height", "minHeight", "maxHeight", "backgroundColor", "borderBottomColor", "borderBottomEndRadius", "borderBottomLeftRadius", "borderBottomRightRadius", "borderBottomStartRadius", "borderBottomWidth", "borderColor", "borderEndColor", "borderEndWidth", "borderLeftColor", "borderLeftWidth", "borderRadius", "borderRightColor", "borderRightWidth", "borderStartColor", "borderStartWidth", "borderStyle", "borderTopColor", "borderTopEndRadius", "borderTopLeftRadius", "borderTopRightRadius", "borderTopStartRadius", "borderTopWidth", "borderWidth", "boxShadow", "elevation", "shadowColor", "shadowOffset", "shadowOpacity", "shadowRadius", "opacity", "transform"]);
if (process.env.NODE_ENV !== 'production') {
warnIfHeaderStylesDefined(unsafeStyles);
}
const safeStyles = {
backgroundColor,
borderBottomColor,
borderBottomEndRadius,
borderBottomLeftRadius,
borderBottomRightRadius,
borderBottomStartRadius,
borderBottomWidth,
borderColor,
borderEndColor,
borderEndWidth,
borderLeftColor,
borderLeftWidth,
borderRadius,
borderRightColor,
borderRightWidth,
borderStartColor,
borderStartWidth,
borderStyle,
borderTopColor,
borderTopEndRadius,
borderTopLeftRadius,
borderTopRightRadius,
borderTopStartRadius,
borderTopWidth,
borderWidth,
// @ts-ignore
boxShadow,
elevation,
shadowColor,
shadowOffset,
shadowOpacity,
shadowRadius,
opacity,
transform
}; // Setting a property to undefined triggers default style
// So we need to filter them out
// Users can use `null` instead
for (const styleProp in safeStyles) {
// @ts-ignore
if (safeStyles[styleProp] === undefined) {
// @ts-ignore
// eslint-disable-next-line @typescript-eslint/no-dynamic-delete
delete safeStyles[styleProp];
}
}
const {
titleStyle,
leftButtonStyle,
leftLabelStyle,
rightButtonStyle,
backgroundStyle
} = this.getInterpolatedStyle(styleInterpolator, layout, scene.progress.current, scene.progress.next, titleLayout, previousTitle ? leftLabelLayout : undefined, typeof height === 'number' ? height : defaultHeight);
const leftButton = left ? left({
backImage,
pressColorAndroid,
allowFontScaling: backAllowFontScaling,
onPress: onGoBack,
labelVisible: headerBackTitleVisible,
label: leftLabel !== undefined ? leftLabel : previousTitle,
truncatedLabel,
labelStyle: [leftLabelStyle, customLeftLabelStyle],
onLabelLayout: this.handleLeftLabelLayout,
screenLayout: layout,
titleLayout,
tintColor: headerTintColor,
canGoBack: Boolean(onGoBack)
}) : null;
return /*#__PURE__*/React.createElement(React.Fragment, null, /*#__PURE__*/React.createElement(Animated.View, {
pointerEvents: "none",
style: [StyleSheet.absoluteFill, backgroundStyle]
}, headerBackground ? headerBackground({
style: safeStyles
}) : headerTransparent ? null : /*#__PURE__*/React.createElement(HeaderBackground, {
style: safeStyles
})), /*#__PURE__*/React.createElement(Animated.View, {
pointerEvents: "box-none",
style: [{
height,
minHeight,
maxHeight,
opacity,
transform
}]
}, /*#__PURE__*/React.createElement(View, {
pointerEvents: "none",
style: {
height: headerStatusBarHeight
}
}), /*#__PURE__*/React.createElement(View, {
pointerEvents: "box-none",
style: styles.content
}, leftButton ? /*#__PURE__*/React.createElement(Animated.View, {
pointerEvents: "box-none",
style: [styles.left, {
left: insets.left
}, leftButtonStyle, leftContainerStyle]
}, leftButton) : null, /*#__PURE__*/React.createElement(Animated.View, {
pointerEvents: "box-none",
style: [headerTitleAlign === 'left' ? {
position: 'absolute',
left: leftButton ? 72 : 16
} : {
marginHorizontal: 18
}, titleStyle, titleContainerStyle]
}, headerTitle({
children: currentTitle,
onLayout: this.handleTitleLayout,
allowFontScaling: titleAllowFontScaling,
tintColor: headerTintColor,
style: customTitleStyle
})), right ? /*#__PURE__*/React.createElement(Animated.View, {
pointerEvents: "box-none",
style: [styles.right, {
right: insets.right
}, rightButtonStyle, rightContainerStyle]
}, right({
tintColor: headerTintColor
})) : null)));
}
}
const styles = StyleSheet.create({
content: {
flex: 1,
flexDirection: 'row',
alignItems: 'center',
justifyContent: 'center'
},
left: {
position: 'absolute',
left: 0,
top: 0,
bottom: 0,
justifyContent: 'center',
alignItems: 'flex-start'
},
right: {
position: 'absolute',
right: 0,
top: 0,
bottom: 0,
justifyContent: 'center',
alignItems: 'flex-end'
}
});
//# sourceMappingURL=HeaderSegment.js.map