mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-21 14:10:59 +01:00
425 lines
10 KiB
TypeScript
425 lines
10 KiB
TypeScript
/**
|
|
* EGroupware eTemplate2 - Splitter widget
|
|
*
|
|
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
|
|
* @package etemplate
|
|
* @subpackage api
|
|
* @link https://www.egroupware.org
|
|
* @author Nathan Gray
|
|
*/
|
|
|
|
import {cssImage, Et2Widget} from "../../Et2Widget/Et2Widget";
|
|
import {SlSplitPanel} from "@shoelace-style/shoelace";
|
|
import {et2_IDOMNode, et2_IResizeable} from "../../et2_core_interfaces";
|
|
import {et2_DOMWidget} from "../../et2_core_DOMWidget";
|
|
import {css, html} from "lit";
|
|
import {colorsDefStyles} from "../../Styles/colorsDefStyles";
|
|
|
|
export class Et2Split extends Et2Widget(SlSplitPanel)
|
|
{
|
|
static get styles()
|
|
{
|
|
return [
|
|
...super.styles,
|
|
colorsDefStyles,
|
|
css`
|
|
:host {
|
|
height: 100%;
|
|
}
|
|
slot:not([name='handle'])::slotted(*) {
|
|
height: 100%;
|
|
width: 100%;
|
|
}
|
|
::slotted(.split-handle) {
|
|
position: absolute;
|
|
width: 20px;
|
|
height: 20px;
|
|
background-image: ${cssImage("splitter_vert")};
|
|
background-position: center;
|
|
background-repeat: no-repeat;
|
|
}
|
|
:host([vertical]) ::slotted(.split-handle) {
|
|
background-image: ${cssImage("splitter_horz")};
|
|
}
|
|
.divider {
|
|
background-color: var(--gray_10)
|
|
}
|
|
.divider:hover {
|
|
filter: brightness(85%);
|
|
}
|
|
`
|
|
];
|
|
}
|
|
|
|
static get properties()
|
|
{
|
|
return {
|
|
...super.properties,
|
|
/**
|
|
* The current position of the divider from the primary panel's edge as a percentage 0-100.
|
|
* Defaults to 50% of the container's initial size
|
|
*/
|
|
position: Number,
|
|
/**
|
|
* If no primary panel is designated, both panels will resize proportionally and docking is disabled
|
|
* "start" | "end" | undefined
|
|
*/
|
|
primary: String,
|
|
|
|
/**
|
|
* Legacy orientation
|
|
* "v" | "h"
|
|
* @deprecated use vertical=true|false instead
|
|
*/
|
|
orientation: String
|
|
}
|
|
}
|
|
|
|
get slots()
|
|
{
|
|
return {
|
|
handle: () =>
|
|
{
|
|
return this._handleTemplate();
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
public static PREF_PREFIX = "splitter-size-";
|
|
protected static PANEL_NAMES = ["start", "end"];
|
|
private _resize_timeout : ReturnType<typeof setTimeout> = null;
|
|
private _undock_position : number = undefined;
|
|
|
|
// To hold troublesome elements we need to hide while resizing
|
|
private _hidden : HTMLElement[] = [];
|
|
|
|
constructor()
|
|
{
|
|
super();
|
|
|
|
// Bind handlers to instance
|
|
this._handleResize = this._handleResize.bind(this);
|
|
this._handleMouseDown = this._handleMouseDown.bind(this);
|
|
this._handleMouseUp = this._handleMouseUp.bind(this);
|
|
this._handleDoubleClick = this._handleDoubleClick.bind(this);
|
|
}
|
|
|
|
connectedCallback()
|
|
{
|
|
super.connectedCallback();
|
|
|
|
// Add listeners
|
|
this.addEventListener("sl-reposition", this._handleResize);
|
|
|
|
// Wait for everything to complete,
|
|
this.getUpdateComplete().then(() =>
|
|
{
|
|
// Divider node not available earlier
|
|
this._dividerNode.addEventListener("mousedown", this._handleMouseDown);
|
|
this._dividerNode.addEventListener("mouseup", this._handleMouseUp);
|
|
this._dividerNode.addEventListener("dblclick", this._handleDoubleClick);
|
|
|
|
// now tell legacy children to resize
|
|
this.iterateOver((widget) =>
|
|
{
|
|
// Nextmatches (and possibly other "full height" widgets) need to be adjusted
|
|
// Trigger the dynamic height thing to re-initialize
|
|
// TODO: When dynheight goes away, this can too
|
|
if(typeof widget.dynheight !== "undefined")
|
|
{
|
|
let outerNodetopOffset = widget.dynheight.outerNode.offset().top;
|
|
widget.dynheight.outerNode = {
|
|
// Random 3px deducted to make things fit better. Otherwise nm edges are hidden
|
|
width: () => parseInt(getComputedStyle(this.querySelector("[slot='start']")).width) - 3,
|
|
height: () => parseInt(getComputedStyle(this.querySelector("[slot='start']")).height) - 3,
|
|
offset: () => {return {top:outerNodetopOffset}}
|
|
};
|
|
widget.dynheight._collectBottomNodes = function()
|
|
{
|
|
this.bottomNodes = [];//widget.dynheight.bottomNodes.filter((node) => (node[0].parentNode != this));
|
|
};
|
|
}
|
|
if(widget.resize)
|
|
{
|
|
widget.resize();
|
|
}
|
|
}, this, et2_DOMWidget);
|
|
});
|
|
}
|
|
|
|
disconnectedCallback()
|
|
{
|
|
super.disconnectedCallback();
|
|
this.removeEventListener("sl-reposition", this._handleResize);
|
|
this._dividerNode.removeEventListener("mousedown", this._handleMouseDown);
|
|
this._dividerNode.removeEventListener("mouseup", this._handleMouseUp);
|
|
this._dividerNode.removeEventListener("dblclick", this._handleDoubleClick);
|
|
}
|
|
|
|
/**
|
|
* Determine if the splitter is docked
|
|
* @return boolean
|
|
*/
|
|
isDocked()
|
|
{
|
|
// Docked if we have a primary set, and we're all the way to one side
|
|
return (this.primary == "start" && this.position == 100) || (this.primary == "end" && this.position == 0);
|
|
}
|
|
|
|
/**
|
|
* Toggle docked or not
|
|
*
|
|
* @param {boolean} dock
|
|
*/
|
|
toggleDock(dock? : boolean)
|
|
{
|
|
// Need a primary panel designated so we know which one disappears
|
|
if(typeof this.primary == "undefined")
|
|
{
|
|
return;
|
|
}
|
|
if(typeof dock == "undefined")
|
|
{
|
|
dock = !this.isDocked();
|
|
}
|
|
|
|
let undocked = (typeof this._undock_position == "undefined" || [0, 100].indexOf(this._undock_position) != -1) ? 50 : this._undock_position;
|
|
this.position = dock ? (this.primary == 'start' ? 100 : 0) : undocked;
|
|
}
|
|
|
|
dock() { return this.toggleDock(true);}
|
|
|
|
undock() { return this.toggleDock(false)}
|
|
|
|
/**
|
|
* Set the orientation of the splitter
|
|
*
|
|
* "h" for the splitter bar to be horizontal (children are stacked vertically)
|
|
* "v" for the splitter bar to be vertical (children are side by side horizontally)
|
|
*
|
|
* @param {string} orientation
|
|
*/
|
|
set orientation(orientation)
|
|
{
|
|
this.vertical = orientation == "h";
|
|
this.requestUpdate("vertical");
|
|
}
|
|
|
|
get orientation()
|
|
{
|
|
return this.vertical ? "h" : "v";
|
|
}
|
|
|
|
/**
|
|
* Load user's size preference
|
|
*
|
|
* @protected
|
|
*/
|
|
protected _loadPreference()
|
|
{
|
|
if(!this.id)
|
|
{
|
|
return;
|
|
}
|
|
|
|
let pref = this.egw().preference(Et2Split.PREF_PREFIX + this.id, this.egw().getAppName());
|
|
if(pref)
|
|
{
|
|
// Doesn't matter if it's left or top or what, we just want the number
|
|
this.position = parseInt(Object.values(pref)[0]);
|
|
if(typeof this.position != "number" || isNaN(this.position))
|
|
{
|
|
this.position = 50;
|
|
}
|
|
}
|
|
this._undock_position = this.position;
|
|
}
|
|
|
|
/**
|
|
* Save the current position to user preference
|
|
*
|
|
* @protected
|
|
*/
|
|
protected _savePreference()
|
|
{
|
|
if(!this.id || !this.egw() || !this.position)
|
|
{
|
|
return;
|
|
}
|
|
|
|
// Store current position in preferences
|
|
let size = this.vertical ? {sizeTop: Math.round(this.position)} : {sizeLeft: Math.round(this.position)};
|
|
this.egw().set_preference(this.egw().getAppName(), Et2Split.PREF_PREFIX + this.id, size);
|
|
|
|
// make sure mouse up is handled when the mouse position has crossed the min/max points. The mouseup event does not
|
|
// get called naturally in those situations.
|
|
if (this.position <= parseInt(this.style.getPropertyValue('--min'))
|
|
|| this.position >= parseInt(this.style.getPropertyValue('--max')))
|
|
{
|
|
this._handleMouseUp();
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Handle changes that have to happen based on changes to properties
|
|
*
|
|
*/
|
|
updated(changedProperties)
|
|
{
|
|
super.updated(changedProperties);
|
|
|
|
// if ID changes, check preference
|
|
if(changedProperties.has("id") && this.id)
|
|
{
|
|
this._loadPreference();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Override parent to avoid resizing when not visible, as that breaks size calculations
|
|
*
|
|
* @returns {any}
|
|
*/
|
|
handlePositionChange()
|
|
{
|
|
if(this.offsetParent !== null)
|
|
{
|
|
return super.handlePositionChange();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Override parent to avoid resizing when not visible, as that breaks size calculations
|
|
*/
|
|
handleResize(entries)
|
|
{
|
|
if(this.offsetParent !== null)
|
|
{
|
|
return super.handleResize(entries);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Handle a resize
|
|
* This includes notifying any manually resizing widgets, and updating preference if needed
|
|
*
|
|
*
|
|
* @param e
|
|
*/
|
|
_handleResize(e, timeout = 100)
|
|
{
|
|
// Update where we would undock to
|
|
if(this.position != 0 && this.position != 100)
|
|
{
|
|
this._undock_position = this.position;
|
|
}
|
|
|
|
if(this._resize_timeout)
|
|
{
|
|
clearTimeout(this._resize_timeout);
|
|
}
|
|
this._resize_timeout = setTimeout(function()
|
|
{
|
|
this._resize_timeout = undefined;
|
|
|
|
this._savePreference();
|
|
|
|
// Tell widgets that manually resize about it
|
|
this.iterateOver(function(_widget)
|
|
{
|
|
if(typeof _widget.resize === 'function')
|
|
{
|
|
_widget.resize();
|
|
}
|
|
}, self, et2_IResizeable);
|
|
}.bind(this), timeout);
|
|
}
|
|
|
|
/**
|
|
* Handle doubleclick (on splitter bar) to dock
|
|
*/
|
|
_handleDoubleClick(e)
|
|
{
|
|
this.toggleDock();
|
|
}
|
|
|
|
/**
|
|
* Hide child iframes, they screw up sizing
|
|
* @param e
|
|
*/
|
|
_handleMouseDown(e)
|
|
{
|
|
const hidden = ['iframe'];
|
|
for(let tag of hidden)
|
|
{
|
|
let hide = this.querySelectorAll(tag);
|
|
this._hidden.push(...hide);
|
|
for(let h of hide)
|
|
{
|
|
h.style.visibility = "hidden";
|
|
this.egw().loading_prompt(this.id, true, this.egw().lang('Recalculating frame size...'), h.parentElement)
|
|
}
|
|
}
|
|
|
|
// If they move quickly, the mouse can leave the divider and we won't get the mouseup
|
|
// On firefox, this causes incorrect sizes
|
|
const listener = (e) =>
|
|
{
|
|
this._handleMouseUp(e);
|
|
this.getRootNode().removeEventListener("mouseup", listener);
|
|
}
|
|
this.getRootNode().addEventListener("mouseup", listener);
|
|
}
|
|
|
|
/**
|
|
* Show any hidden children
|
|
*/
|
|
_handleMouseUp(e)
|
|
{
|
|
for(let h of this._hidden)
|
|
{
|
|
h.style.visibility = "initial";
|
|
this.egw().loading_prompt(this.id, false);
|
|
}
|
|
// Do resize a little later for fast draggers using firefox
|
|
this._handleResize(e, 500);
|
|
}
|
|
|
|
/**
|
|
* HTML template for split handle
|
|
*/
|
|
_handleTemplate()
|
|
{
|
|
return html`
|
|
<div class="split-handle"></div>`;
|
|
}
|
|
|
|
get _dividerNode() : HTMLElement
|
|
{
|
|
return this.shadowRoot.querySelector("[part='divider']");
|
|
}
|
|
|
|
/**
|
|
* Loads the widget tree from an XML node
|
|
* Overridden here to auto-assign slots if not set
|
|
*
|
|
* @param _node xml node
|
|
*/
|
|
loadFromXML(_node)
|
|
{
|
|
super.loadFromXML(_node);
|
|
|
|
for(let i = 0; i < this.getChildren().length && i < Et2Split.PANEL_NAMES.length; i++)
|
|
{
|
|
let child = (<et2_IDOMNode>this.getChildren()[i]).getDOMNode();
|
|
if(child && !child.getAttribute("slot"))
|
|
{
|
|
child.setAttribute("slot", Et2Split.PANEL_NAMES[i]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
customElements.define("et2-split", Et2Split); |