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fix: 修复事件绑定不稳定引用引发的内存泄漏问题 #2350

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fix: 修复事件绑定不稳定引用引发的内存泄漏问题 #2350

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9875ce2
bugfix: url 传递时间控制器无法获取数值问题修复
zyy9803 Jun 26, 2024
e910efd
fix: 修复事件绑定不稳定引用引发的内存泄漏问题
Nov 23, 2024
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15 changes: 9 additions & 6 deletions frontend/src/app/models/ChartSelectionManager.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,9 @@ export class ChartSelectionManager {
private _selectedItems: Array<SelectedItem> = [];
private _multipleSelect: boolean = false;
private _clickCallbacks: Function[] = [];
private windowKeyEventHandlerRef: (this: Window, ev: KeyboardEvent) => any = this.windowKeyEventHandler.bind(this)
private zRenderMouseEventHandlerRef: (this: Window, ev: KeyboardEvent) => any = this.zRenderMouseEventHandler.bind(this)


constructor(events?: ChartMouseEvent[]) {
this._clickCallbacks =
Expand All @@ -46,24 +49,24 @@ export class ChartSelectionManager {
}

public attachWindowListeners(window: Window) {
window?.addEventListener('keydown', this.windowKeyEventHandler.bind(this));
window?.addEventListener('keyup', this.windowKeyEventHandler.bind(this));
window?.addEventListener('keydown', this.windowKeyEventHandlerRef);
window?.addEventListener('keyup', this.windowKeyEventHandlerRef);
}

public removeWindowListeners(window: Window) {
window?.removeEventListener(
'keydown',
this.windowKeyEventHandler.bind(this),
this.windowKeyEventHandlerRef,
);
window?.removeEventListener('keyup', this.windowKeyEventHandler.bind(this));
window?.removeEventListener('keyup', this.windowKeyEventHandlerRef);
}

public attachZRenderListeners(chart: EChartsType) {
chart?.getZr().on('click', this.zRenderMouseEventHandler.bind(this));
chart?.getZr().on('click', this.zRenderMouseEventHandlerRef);
}

public removeZRenderListeners(chart: EChartsType) {
chart?.getZr().off('click', this.zRenderMouseEventHandler.bind(this));
chart?.getZr().off('click', this.zRenderMouseEventHandlerRef);
}

public attachEChartsListeners(chart: EChartsType) {
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4 changes: 2 additions & 2 deletions frontend/src/app/pages/DashBoardPage/utils/widget.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -591,7 +591,7 @@ export const getWidgetMap = (
) {
content.config.controllerDate.startTime.exactValue =
_value?.[0];
content.config.controllerDate.endTime.exactValue = _value?.[0];
content.config.controllerDate.endTime.exactValue = _value?.[1] ?? _value?.[0];
}
break;

Expand All @@ -600,7 +600,7 @@ export const getWidgetMap = (
...(content.config.controllerDate as any),
startTime: {
relativeOrExact: TimeFilterValueCategory.Exact,
exactValue: formatTime(_value as any, TIME_FORMATTER),
exactValue: formatTime(_value?.[0] as any, TIME_FORMATTER),
},
};
break;
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