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Template should import Microsoft.Cpp.Default.props before setting ReactNativeWindowsDir#16146

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acoates-ms:defaultpropsBeforeRNWDir
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Template should import Microsoft.Cpp.Default.props before setting ReactNativeWindowsDir#16146
acoates-ms wants to merge 3 commits into
microsoft:mainfrom
acoates-ms:defaultpropsBeforeRNWDir

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@acoates-ms acoates-ms commented May 17, 2026

Currently the templates will set ReactNativeWindowsDir before importing Microsoft.Cpp.Default.prop, which means that projects that attempt to override ReactNativeWindowsDir in Directory.Build.props will be unable to do so.

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@acoates-ms acoates-ms requested a review from a team as a code owner May 17, 2026 23:59
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github-actions Bot commented May 18, 2026

Performance Test Results

Branch: defaultpropsBeforeRNWDir
Commit: 4bd4064a
Time: 2026-05-18T16:45:54.521Z
Tests: 161/161 passed

✅ Passed

161 scenario(s) across 28 suite(s) — no regressions

SectionList

Scenario Mean Median StdDev Renders vs Baseline
SectionList mount 5.50ms 5.00ms ±1.65ms 1 +0.0%
SectionList unmount 0.50ms 0.00ms ±1.27ms 0 +0.0%
SectionList rerender 11.10ms 10.50ms ±1.60ms 2 +0.0%
SectionList with-3-sections-15-items 5.20ms 5.00ms ±0.42ms 1 -9.1%
SectionList with-5-sections-50-items 9.10ms 6.00ms ±7.78ms 1 +0.0%
SectionList with-10-sections-200-items 5.30ms 5.00ms ±0.48ms 1 -9.1%
SectionList with-20-sections-200-items 5.10ms 5.00ms ±1.97ms 1 +0.0%
SectionList with-section-separator 1.70ms 2.00ms ±0.48ms 1 +0.0%
SectionList with-item-separator 2.60ms 2.00ms ±1.26ms 1 +0.0%
SectionList with-header-footer 1.80ms 2.00ms ±0.42ms 1 +0.0%
SectionList with-section-footer 1.70ms 2.00ms ±0.48ms 1 +0.0%
SectionList with-sticky-section-headers 2.00ms 2.00ms ±0.47ms 1 +0.0%
SectionList with-empty-list 0.50ms 0.50ms ±0.53ms 1 -50.0%
SectionList with-50-sections-1000-items 1.70ms 2.00ms ±0.48ms 1 +0.0%

FlatList

Scenario Mean Median StdDev Renders vs Baseline
FlatList mount 4.60ms 4.50ms ±0.70ms 1 +12.5%
FlatList unmount 0.20ms 0.00ms ±0.42ms 0 +0.0%
FlatList rerender 10.50ms 10.00ms ±1.58ms 2 +11.1%
FlatList with-10-items 4.70ms 5.00ms ±0.48ms 1 +25.0%
FlatList with-100-items 5.50ms 5.00ms ±1.84ms 1 +0.0%
FlatList with-500-items 4.60ms 5.00ms ±0.52ms 1 +25.0%
FlatList with-1000-items 4.90ms 4.50ms ±1.52ms 1 +12.5%
FlatList horizontal 4.00ms 4.00ms ±1.15ms 1 -20.0%
FlatList with-separator 1.70ms 1.00ms ±1.64ms 1 -50.0%
FlatList with-header-footer 1.90ms 2.00ms ±0.32ms 1 +0.0%
FlatList with-empty-list 0.40ms 0.00ms ±0.52ms 1 -100.0%
FlatList with-get-item-layout 1.70ms 2.00ms ±0.48ms 1 +100.0%
FlatList inverted 1.90ms 1.50ms ±1.52ms 1 +0.0%
FlatList with-num-columns 2.60ms 3.00ms ±0.52ms 1 +0.0%

TouchableOpacity

Scenario Mean Median StdDev Renders vs Baseline
TouchableOpacity mount 1.10ms 1.00ms ±0.74ms 1 +0.0%
TouchableOpacity unmount 0.00ms 0.00ms ±0.00ms 0 +0.0%
TouchableOpacity rerender 0.90ms 1.00ms ±0.32ms 2 +0.0%
TouchableOpacity custom-active-opacity 0.70ms 1.00ms ±0.48ms 1 +0.0%
TouchableOpacity disabled 0.40ms 0.00ms ±0.52ms 1 -100.0%
TouchableOpacity with-all-handlers 0.60ms 1.00ms ±0.52ms 1 +0.0%
TouchableOpacity with-hit-slop 0.90ms 1.00ms ±0.32ms 1 +0.0%
TouchableOpacity with-delay 0.60ms 1.00ms ±0.52ms 1 +0.0%
TouchableOpacity nested 1.10ms 1.00ms ±0.32ms 1 +0.0%
TouchableOpacity multiple-10 5.80ms 5.00ms ±2.08ms 1 -16.7%
TouchableOpacity multiple-50 26.33ms 26.00ms ±2.38ms 1 -10.3%
TouchableOpacity multiple-100 32.00ms 25.00ms ±13.09ms 1 -50.0%

ScrollView

Scenario Mean Median StdDev Renders vs Baseline
ScrollView mount 0.30ms 0.00ms ±0.48ms 1 +0.0%
ScrollView unmount 0.00ms 0.00ms ±0.00ms 0 +0.0%
ScrollView rerender 0.50ms 0.50ms ±0.53ms 2 -50.0%
ScrollView children-20 3.20ms 3.00ms ±0.56ms 1 -25.0%
ScrollView children-100 16.27ms 17.00ms ±2.55ms 1 +6.3%
ScrollView horizontal 3.30ms 3.00ms ±0.48ms 1 -25.0%
ScrollView sticky-headers 3.30ms 3.00ms ±1.34ms 1 +0.0%
ScrollView scroll-indicators 0.60ms 1.00ms ±0.52ms 1 +0.0%
ScrollView nested 1.30ms 1.00ms ±0.67ms 1 +0.0%
ScrollView content-container-style 0.70ms 1.00ms ±0.48ms 1 +0.0%
ScrollView children-500 20.20ms 19.00ms ±3.43ms 1 +0.0%

TouchableHighlight

Scenario Mean Median StdDev Renders vs Baseline
TouchableHighlight mount 0.40ms 0.00ms ±0.52ms 1 -100.0%
TouchableHighlight unmount 0.10ms 0.00ms ±0.32ms 0 +0.0%
TouchableHighlight rerender 0.60ms 1.00ms ±0.52ms 2 +0.0%
TouchableHighlight custom-underlay-color 0.70ms 1.00ms ±0.48ms 1 +Infinity%
TouchableHighlight custom-active-opacity 0.40ms 0.00ms ±0.52ms 1 +0.0%
TouchableHighlight disabled 0.30ms 0.00ms ±0.48ms 1 +0.0%
TouchableHighlight with-all-handlers 0.50ms 0.50ms ±0.53ms 1 +Infinity%
TouchableHighlight with-hit-slop 0.30ms 0.00ms ±0.48ms 1 +0.0%
TouchableHighlight nested-touchables 0.80ms 1.00ms ±0.42ms 1 +0.0%
TouchableHighlight multiple-touchables-10 2.50ms 2.50ms ±0.53ms 1 -16.7%
TouchableHighlight multiple-touchables-50 13.50ms 13.50ms ±1.84ms 1 +8.0%
TouchableHighlight multiple-touchables-100 25.50ms 25.00ms ±2.27ms 1 +11.1%

Pressable

Scenario Mean Median StdDev Renders vs Baseline
Pressable mount 0.50ms 0.50ms ±0.53ms 1 +Infinity%
Pressable unmount 0.00ms 0.00ms ±0.00ms 0 +0.0%
Pressable rerender 0.50ms 0.50ms ±0.53ms 2 +0.0%
Pressable with-all-handlers 0.50ms 0.50ms ±0.53ms 1 +Infinity%
Pressable with-style-function 0.40ms 0.00ms ±0.52ms 1 +0.0%
Pressable disabled 0.30ms 0.00ms ±0.48ms 1 +0.0%
Pressable with-hit-slop 0.40ms 0.00ms ±0.52ms 1 +0.0%
Pressable nested 0.70ms 1.00ms ±0.48ms 1 +0.0%
Pressable multiple-10 3.13ms 3.00ms ±0.35ms 1 +0.0%
Pressable multiple-50 16.73ms 16.00ms ±1.94ms 1 +14.3%
Pressable multiple-100 16.93ms 13.00ms ±9.92ms 1 +8.3%

Modal

Scenario Mean Median StdDev Renders vs Baseline
Modal mount 0.40ms 0.00ms ±0.52ms 1 +0.0%
Modal unmount 0.00ms 0.00ms ±0.00ms 0 +0.0%
Modal rerender 0.20ms 0.00ms ±0.42ms 2 +0.0%
Modal slide-animation 0.20ms 0.00ms ±0.42ms 1 +0.0%
Modal fade-animation 0.30ms 0.00ms ±0.48ms 1 +0.0%
Modal transparent 0.30ms 0.00ms ±0.48ms 1 +0.0%
Modal with-callbacks 0.20ms 0.00ms ±0.42ms 1 +0.0%
Modal rich-content 1.50ms 1.50ms ±0.53ms 1 -25.0%
Modal with-accessibility 0.40ms 0.00ms ±0.52ms 1 +0.0%

Image

Scenario Mean Median StdDev Renders vs Baseline
Image mount 0.20ms 0.00ms ±0.42ms 1 +0.0%
Image unmount 0.00ms 0.00ms ±0.00ms 0 +0.0%
Image rerender 0.30ms 0.00ms ±0.48ms 2 +0.0%
Image with-resize-mode 0.10ms 0.00ms ±0.32ms 1 +0.0%
Image with-border-radius 0.20ms 0.00ms ±0.42ms 1 +0.0%
Image with-tint-color 0.10ms 0.00ms ±0.32ms 1 +0.0%
Image with-blur-radius 0.10ms 0.00ms ±0.32ms 1 +0.0%
Image with-accessibility 0.10ms 0.00ms ±0.32ms 1 +0.0%
Image multiple-10 0.80ms 1.00ms ±0.41ms 1 +0.0%
Image multiple-50 3.80ms 4.00ms ±0.86ms 1 +33.3%
Image multiple-100 8.27ms 8.00ms ±1.22ms 1 +0.0%

ActivityIndicator

Scenario Mean Median StdDev Renders vs Baseline
ActivityIndicator mount 0.10ms 0.00ms ±0.32ms 1 +0.0%
ActivityIndicator unmount 0.00ms 0.00ms ±0.00ms 0 +0.0%
ActivityIndicator rerender 0.30ms 0.00ms ±0.48ms 2 +0.0%
ActivityIndicator size-large 0.10ms 0.00ms ±0.32ms 1 +0.0%
ActivityIndicator size-small 0.20ms 0.00ms ±0.42ms 1 +0.0%
ActivityIndicator with-color 0.10ms 0.00ms ±0.32ms 1 +0.0%
ActivityIndicator not-animating 0.20ms 0.00ms ±0.42ms 1 +0.0%
ActivityIndicator with-accessibility 0.00ms 0.00ms ±0.00ms 1 +0.0%
ActivityIndicator multiple-10 1.00ms 1.00ms ±0.00ms 1 +0.0%
ActivityIndicator multiple-50 3.73ms 4.00ms ±1.10ms 1 +0.0%
ActivityIndicator multiple-100 8.13ms 8.00ms ±1.06ms 1 +14.3%

Switch

Scenario Mean Median StdDev Renders vs Baseline
Switch mount 0.10ms 0.00ms ±0.32ms 1 +0.0%
Switch unmount 0.10ms 0.00ms ±0.32ms 0 +0.0%
Switch rerender 0.40ms 0.00ms ±0.52ms 2 -100.0%
Switch value-true 0.70ms 0.00ms ±1.25ms 1 +0.0%
Switch disabled 0.20ms 0.00ms ±0.42ms 1 +0.0%
Switch custom-colors 0.10ms 0.00ms ±0.32ms 1 +0.0%
Switch on-value-change 0.20ms 0.00ms ±0.42ms 1 +0.0%
Switch with-accessibility 0.20ms 0.00ms ±0.42ms 1 +0.0%
Switch multiple-10 1.80ms 2.00ms ±0.41ms 1 +0.0%
Switch multiple-50 10.67ms 9.00ms ±3.77ms 1 +0.0%
Switch multiple-100 20.13ms 18.00ms ±4.52ms 1 +12.5%

Button

Scenario Mean Median StdDev Renders vs Baseline
Button mount 0.50ms 0.50ms ±0.53ms 1 -50.0%
Button unmount 0.00ms 0.00ms ±0.00ms 0 +0.0%
Button rerender 1.10ms 1.00ms ±0.57ms 2 +0.0%
Button disabled 0.60ms 1.00ms ±0.52ms 1 +0.0%
Button with-color 0.60ms 1.00ms ±0.52ms 1 +100.0%
Button with-accessibility 0.60ms 1.00ms ±0.52ms 1 +0.0%
Button multiple-10 6.60ms 6.00ms ±1.80ms 1 +0.0%
Button multiple-50 26.07ms 29.00ms ±9.34ms 1 +7.4%
Button multiple-100 18.67ms 19.00ms ±3.98ms 1 +0.0%

TextInput

Scenario Mean Median StdDev Renders vs Baseline
TextInput mount 0.20ms 0.00ms ±0.42ms 1 +0.0%
TextInput unmount 0.00ms 0.00ms ±0.00ms 0 +0.0%
TextInput rerender 0.10ms 0.00ms ±0.32ms 2 +0.0%
TextInput multiline 0.10ms 0.00ms ±0.32ms 1 +0.0%
TextInput with-value 0.10ms 0.00ms ±0.32ms 1 +0.0%
TextInput styled 0.20ms 0.00ms ±0.42ms 1 +0.0%
TextInput multiple-100 8.47ms 8.00ms ±3.02ms 1 +14.3%

View

Scenario Mean Median StdDev Renders vs Baseline
View mount 0.10ms 0.00ms ±0.32ms 1 +0.0%
View unmount 0.10ms 0.00ms ±0.32ms 0 +0.0%
View rerender 0.20ms 0.00ms ±0.42ms 2 +0.0%
View nested-50 3.80ms 4.00ms ±0.41ms 1 +33.3%
View nested-100 9.73ms 9.00ms ±2.02ms 1 +28.6%
View shadow 0.00ms 0.00ms ±0.00ms 1 +0.0%
View border-radius 0.00ms 0.00ms ±0.00ms 1 +0.0%
View nested-500 19.07ms 12.00ms ±16.21ms 1 +20.0%

Text

Scenario Mean Median StdDev Renders vs Baseline
Text mount 0.10ms 0.00ms ±0.32ms 1 +0.0%
Text unmount 0.10ms 0.00ms ±0.32ms 0 +0.0%
Text rerender 0.30ms 0.00ms ±0.48ms 2 +0.0%
Text long-1000 0.30ms 0.00ms ±0.48ms 1 +0.0%
Text nested 0.30ms 0.00ms ±0.48ms 1 +0.0%
Text styled 0.10ms 0.00ms ±0.32ms 1 +0.0%
Text multiple-100 9.07ms 9.00ms ±2.12ms 1 +28.6%

SectionList.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
SectionList native mount 5.11ms 4.75ms ±0.94ms 1 -27.0%

FlatList.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
FlatList native mount 5.23ms 4.70ms ±1.24ms 1 -49.1%

TouchableHighlight.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
TouchableHighlight native mount 1.57ms 1.55ms ±0.17ms 1 -25.6%

TouchableOpacity.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
TouchableOpacity native mount 2.02ms 1.86ms ±0.53ms 1 -40.7%

Pressable.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
Pressable native mount 1.35ms 1.31ms ±0.18ms 1 -47.9%

ScrollView.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
ScrollView native mount 3.08ms 2.94ms ±0.46ms 1 -27.3%

ActivityIndicator.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
ActivityIndicator native mount 1.52ms 1.34ms ±0.49ms 1 -45.9%

TextInput.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
TextInput native mount 2.42ms 2.21ms ±0.75ms 1 -45.9%

Switch.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
Switch native mount 1.55ms 1.33ms ±0.67ms 1 -23.4%

Button.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
Button native mount 1.94ms 1.81ms ±0.27ms 1 -30.4%

Modal.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
Modal native mount 0.99ms 0.89ms ±0.31ms 1 -26.7%

Image.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
Image native mount 2.07ms 1.82ms ±0.98ms 1 -19.3%

View.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
View native mount 1.13ms 1.10ms ±0.23ms 1 -22.7%

Text.native-perf-test.ts

Scenario Mean Median StdDev Renders vs Baseline
Text native mount 1.33ms 1.31ms ±0.17ms 1 -24.9%

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