mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-11-25 01:13:25 +01:00
114 lines
2.9 KiB
TypeScript
114 lines
2.9 KiB
TypeScript
/**
|
|
* EGroupware egw_dragdrop_shoelaceTree - egw action framework
|
|
*
|
|
* @link https://www.egroupware.org
|
|
* @author Andreas Stöckel <as@stylite.de>
|
|
* @copyright 2011 by Andreas Stöckel
|
|
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
|
|
* @package egw_action
|
|
*/
|
|
import {egwActionObjectInterface} from "./egw_action";
|
|
import {Et2Tree} from "../etemplate/Et2Tree/Et2Tree";
|
|
import {
|
|
EGW_AI_DRAG,
|
|
EGW_AI_DRAG_ENTER,
|
|
EGW_AI_DRAG_OUT,
|
|
EGW_AO_STATE_FOCUSED,
|
|
EGW_AO_STATE_SELECTED
|
|
} from "./egw_action_constants";
|
|
import {egwBitIsSet} from "./egw_action_common";
|
|
import {SlTreeItem} from "@shoelace-style/shoelace";
|
|
import {FindActionTarget} from "../etemplate/FindActionTarget";
|
|
|
|
|
|
export const EXPAND_FOLDER_ON_DRAG_DROP_TIMEOUT = 1000
|
|
|
|
export class EgwDragDropShoelaceTree extends egwActionObjectInterface{
|
|
|
|
id: string;
|
|
tree: Et2Tree;
|
|
|
|
// Reference to the widget that's handling actions for us
|
|
public findActionTargetHandler : FindActionTarget;
|
|
|
|
// List of timeouts indexed by ID because drag out doesn't always happen before drag in
|
|
private timeouts : { [key : string] : ReturnType<typeof setTimeout> };
|
|
|
|
constructor(_tree : Et2Tree)
|
|
{
|
|
|
|
super();
|
|
this.tree = _tree
|
|
this.findActionTargetHandler = _tree;
|
|
this.timeouts = {};
|
|
}
|
|
|
|
public doTriggerEvent(egw_event : number, data : any)
|
|
{
|
|
let dom_event = data.event ?? data;
|
|
const target = this.findActionTargetHandler.findActionTarget(dom_event);
|
|
if(egw_event == EGW_AI_DRAG_ENTER && !target.target.classList.contains("draggedOver"))
|
|
{
|
|
// Remove drag classes from all items
|
|
this.tree.shadowRoot.querySelectorAll("sl-tree-item.draggedOver").forEach(n =>
|
|
{
|
|
n.classList.remove("draggedOver", "drop-hover");
|
|
});
|
|
target.target.classList.add("draggedOver", "drop-hover");
|
|
this.timeouts[target.target.id] = setTimeout(() =>
|
|
{
|
|
if(target.target.classList.contains("draggedOver"))
|
|
{
|
|
(<SlTreeItem>target.target).expanded = true
|
|
}
|
|
}, EXPAND_FOLDER_ON_DRAG_DROP_TIMEOUT)
|
|
}
|
|
else if(egw_event == EGW_AI_DRAG_OUT)
|
|
{
|
|
target.target.classList.remove("draggedOver", "drop-hover");
|
|
clearTimeout(this.timeouts[target.target.id])
|
|
}
|
|
else if(egw_event == EGW_AI_DRAG)
|
|
{
|
|
target.action.setSelected(true);
|
|
}
|
|
return true
|
|
}
|
|
|
|
public doSetState(_state)
|
|
{
|
|
if(!this.tree || !this.tree.focusItem)
|
|
{
|
|
return;
|
|
}
|
|
if(this.stateChangeContext)
|
|
{
|
|
const target = this.tree.shadowRoot.querySelector("[id='" + this.stateChangeContext.id + "']");
|
|
|
|
if(target && egwBitIsSet(_state, EGW_AO_STATE_FOCUSED))
|
|
{
|
|
target.focus();
|
|
}
|
|
}
|
|
|
|
// Update the "focused" flag
|
|
if(egwBitIsSet(_state, EGW_AO_STATE_FOCUSED))
|
|
{
|
|
this.tree.focus();
|
|
}
|
|
if(egwBitIsSet(_state, EGW_AO_STATE_SELECTED))
|
|
{
|
|
// _tree.selectItem(this.id, false); // false = do not trigger onSelect
|
|
}
|
|
}
|
|
|
|
getWidget()
|
|
{
|
|
return this.tree;
|
|
}
|
|
|
|
doGetDOMNode()
|
|
{
|
|
return this.tree;
|
|
}
|
|
} |