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💫 Animated height padding in inputs

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This commit is contained in:
LittleSheep
2025-11-16 20:20:24 +08:00
parent e7e3bfcadf
commit 96a919cc4e
2 changed files with 496 additions and 194 deletions
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111
lib/widgets/thought/thought_shared.dart
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@@ -407,6 +407,9 @@ class ThoughtChatInterface extends HookConsumerWidget {
final inputKey = useMemoized(() => GlobalKey());
final inputHeight = useState<double>(80.0);
// Track previous height for smooth animations
final previousInputHeight = usePrevious<double>(inputHeight.value);
final chatState = useThoughtChat(
ref,
initialSequenceId: initialSequenceId,
@@ -440,34 +443,86 @@ class ThoughtChatInterface extends HookConsumerWidget {
child: Column(
children: [
Expanded(
child: SuperListView.builder(
listController: chatState.listController,
controller: chatState.scrollController,
padding: EdgeInsets.only(
top: 16,
bottom:
MediaQuery.of(context).padding.bottom +
8 +
inputHeight.value, // Leave space for thought input
),
reverse: true,
itemCount:
chatState.localThoughts.value.length +
(chatState.isStreaming.value ? 1 : 0),
itemBuilder: (context, index) {
if (chatState.isStreaming.value && index == 0) {
return ThoughtItem(
isStreaming: true,
streamingItems: chatState.streamingItems.value,
);
}
final thoughtIndex =
chatState.isStreaming.value ? index - 1 : index;
final thought =
chatState.localThoughts.value[thoughtIndex];
return ThoughtItem(thought: thought);
},
),
child:
previousInputHeight != null &&
previousInputHeight != inputHeight.value
? TweenAnimationBuilder<double>(
tween: Tween<double>(
begin: previousInputHeight,
end: inputHeight.value,
),
duration: const Duration(milliseconds: 200),
curve: Curves.easeOut,
builder:
(context, height, child) =>
SuperListView.builder(
listController: chatState.listController,
controller: chatState.scrollController,
padding: EdgeInsets.only(
top: 16,
bottom:
MediaQuery.of(
context,
).padding.bottom +
8 +
height,
),
reverse: true,
itemCount:
chatState.localThoughts.value.length +
(chatState.isStreaming.value ? 1 : 0),
itemBuilder: (context, index) {
if (chatState.isStreaming.value &&
index == 0) {
return ThoughtItem(
isStreaming: true,
streamingItems:
chatState.streamingItems.value,
);
}
final thoughtIndex =
chatState.isStreaming.value
? index - 1
: index;
final thought =
chatState
.localThoughts
.value[thoughtIndex];
return ThoughtItem(thought: thought);
},
),
)
: SuperListView.builder(
listController: chatState.listController,
controller: chatState.scrollController,
padding: EdgeInsets.only(
top: 16,
bottom:
MediaQuery.of(context).padding.bottom +
8 +
inputHeight.value,
),
reverse: true,
itemCount:
chatState.localThoughts.value.length +
(chatState.isStreaming.value ? 1 : 0),
itemBuilder: (context, index) {
if (chatState.isStreaming.value && index == 0) {
return ThoughtItem(
isStreaming: true,
streamingItems:
chatState.streamingItems.value,
);
}
final thoughtIndex =
chatState.isStreaming.value
? index - 1
: index;
final thought =
chatState.localThoughts.value[thoughtIndex];
return ThoughtItem(thought: thought);
},
),
),
],
),