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Add min/max height when resizing and replace debounce with throttle

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This commit is contained in:
Johannes Schill 2018-12-19 09:08:56 +01:00
parent a007730f5d
commit 9cd0067187
1 changed files with 20 additions and 8 deletions
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28
public/app/features/dashboard/dashgrid/PanelResizer.tsx
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@ -1,5 +1,5 @@
import React, { PureComponent } from 'react';
import { debounce, throttle } from 'lodash';
import { throttle } from 'lodash';
import Draggable from 'react-draggable';
import { PanelModel } from '../panel_model';
@ -17,8 +17,8 @@ interface State {
export class PanelResizer extends PureComponent<Props, State> {
initialHeight: number = Math.floor(document.documentElement.scrollHeight * 0.4);
prevEditorHeight: number;
debouncedChangeHeight: (height: number) => void;
debouncedResizeDone: () => void;
throttledChangeHeight: (height: number) => void;
throttledResizeDone: () => void;
constructor(props) {
super(props);
@ -28,13 +28,25 @@ export class PanelResizer extends PureComponent<Props, State> {
editorHeight: this.initialHeight,
};
this.debouncedChangeHeight = throttle(this.changeHeight, 20, { trailing: true });
this.debouncedResizeDone = debounce(() => {
this.throttledChangeHeight = throttle(this.changeHeight, 20, { trailing: true });
this.throttledResizeDone = throttle(() => {
panel.resizeDone();
}, 200);
}, 50);
}
get largestHeight() {
return document.documentElement.scrollHeight * 0.9;
}
get smallestHeight() {
return 100;
}
changeHeight = height => {
const sh = this.smallestHeight;
const lh = this.largestHeight;
height = height < sh ? sh : height;
height = height > lh ? lh : height;
this.prevEditorHeight = this.state.editorHeight;
this.setState({
editorHeight: height,
@ -43,8 +55,8 @@ export class PanelResizer extends PureComponent<Props, State> {
onDrag = (evt, data) => {
const newHeight = this.state.editorHeight + data.y;
this.debouncedChangeHeight(newHeight);
this.debouncedResizeDone();
this.throttledChangeHeight(newHeight);
this.throttledResizeDone();
};
render() {