alex/yomichan
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Remove mouseDownLeft and mouseDownMiddle

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MouseEvent.buttons can be used instead.
This commit is contained in:
toasted-nutbread 2019-09-14 14:11:06 -04:00
parent ec816e6767
commit 721248c821
1 changed files with 22 additions and 35 deletions
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57
ext/fg/js/frontend.js
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@ -21,8 +21,6 @@ class Frontend {
constructor(popup, ignoreNodes) {
this.popup = popup;
this.popupTimer = null;
this.mouseDownLeft = false;
this.mouseDownMiddle = false;
this.textSourceLast = null;
this.pendingLookup = false;
this.options = null;
@ -61,7 +59,6 @@ class Frontend {
window.addEventListener('mousemove', this.onMouseMove.bind(this));
window.addEventListener('mouseover', this.onMouseOver.bind(this));
window.addEventListener('mouseout', this.onMouseOut.bind(this));
window.addEventListener('mouseup', this.onMouseUp.bind(this));
window.addEventListener('resize', this.onResize.bind(this));
if (this.options.scanning.touchInputEnabled) {
@ -88,26 +85,20 @@ class Frontend {
onMouseMove(e) {
this.popupTimerClear();
if (!this.options.general.enable) {
if (
this.pendingLookup ||
!this.options.general.enable ||
(e.buttons & 0x1) !== 0x0 // Left mouse button
) {
return;
}
if (this.mouseDownLeft) {
return;
}
if (this.pendingLookup) {
return;
}
const mouseScan = this.mouseDownMiddle && this.options.scanning.middleMouse;
const keyScan =
this.options.scanning.modifier === 'alt' && e.altKey ||
this.options.scanning.modifier === 'ctrl' && e.ctrlKey ||
this.options.scanning.modifier === 'shift' && e.shiftKey ||
this.options.scanning.modifier === 'none';
if (!keyScan && !mouseScan) {
const scanningOptions = this.options.scanning;
const scanningModifier = scanningOptions.modifier;
if (!(
Frontend.isScanningModifierPressed(scanningModifier, e) ||
(scanningOptions.middleMouse && (e.buttons & 0x4) !== 0x0) // Middle mouse button
)) {
return;
}
@ -119,7 +110,7 @@ class Frontend {
}
};
if (this.options.scanning.modifier === 'none') {
if (scanningModifier === 'none') {
this.popupTimerSet(search);
} else {
search();
@ -138,20 +129,6 @@ class Frontend {
this.mousePosLast = {x: e.clientX, y: e.clientY};
this.popupTimerClear();
this.searchClear();
if (e.which === 1) {
this.mouseDownLeft = true;
} else if (e.which === 2) {
this.mouseDownMiddle = true;
}
}
onMouseUp(e) {
if (e.which === 1) {
this.mouseDownLeft = false;
} else if (e.which === 2) {
this.mouseDownMiddle = false;
}
}
onMouseOut(e) {
@ -531,6 +508,16 @@ class Frontend {
textSource.setEndOffset(length);
}
}
static isScanningModifierPressed(scanningModifier, mouseEvent) {
switch (scanningModifier) {
case 'alt': return mouseEvent.altKey;
case 'ctrl': return mouseEvent.ctrlKey;
case 'shift': return mouseEvent.shiftKey;
case 'none': return true;
default: return false;
}
}
}
window.yomichan_frontend = Frontend.create();