@launchmenu/core
Version:
An environment for visual keyboard controlled applets
65 lines • 5.78 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.setupMoveInputHandler = void 0;
const moveCursor_1 = require("../moveCursor");
const toggleItemSelection_1 = require("../toggleItemSelection");
const isMenuControlsSettingsFolder_1 = require("./isMenuControlsSettingsFolder");
const baseSettings_1 = require("../../../../application/settings/baseSettings/baseSettings");
const model_react_1 = require("model-react");
/**
* Sets up a key event handler that listens for cursor movement and selection change events
* @param menu The menu for which to add cursor controls
* @returns An object with an event emit function and a destroy function
*/
function setupMoveInputHandler(menu, patterns = menu.getContext().settings.get(baseSettings_1.baseSettings).controls.menu) {
const patternsSource = new model_react_1.DataCacher(h => isMenuControlsSettingsFolder_1.isMenuControlsSettingsFolder(patterns)
? {
up: patterns.up.get(h),
down: patterns.down.get(h),
selectItem: patterns.selectItem.get(h),
}
: patterns);
// // Whether we should toggle the cursor selection when letting go of shift
let toggleCursorSelection = false;
let newStateSelected = undefined;
return (event) => {
const pPatterns = patternsSource.get();
// TODO: create system for custom rate repeat
const isUpKey = pPatterns.up.matches(event);
const isDownKey = pPatterns.down.matches(event);
if (isDownKey || isUpKey) {
const oldCursor = menu.getCursor();
const toggleSelection = event.shift;
if (oldCursor && toggleSelection) {
if (newStateSelected === undefined)
newStateSelected = !menu.getSelected().includes(oldCursor);
menu.setSelected(oldCursor, newStateSelected);
}
// Move the cursor
const newCursor = moveCursor_1.moveCursor(menu, isUpKey);
// If shift was pressed, change selection
if (newCursor && toggleSelection)
menu.setSelected(newCursor, newStateSelected);
return true;
}
// Handle cursor selection toggling
else if (pPatterns.selectItem.matches(event, true)) {
if (event.type == "down")
toggleCursorSelection = true;
if (event.type == "up") {
if (newStateSelected === undefined && toggleCursorSelection) {
const cursor = menu.getCursor();
if (cursor)
toggleItemSelection_1.toggleItemSelection(menu, cursor);
}
newStateSelected = undefined;
return true;
}
}
// If any key other than shift or up or down is pressed, disable toggle
else if (event.type == "down")
toggleCursorSelection = false;
};
}
exports.setupMoveInputHandler = setupMoveInputHandler;
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