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slide-out.android.ts
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183 lines (146 loc) · 6.25 KB
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import common = require("ui/slide-out/slide-out-common");
import view = require("ui/core/view");
import utils = require("utils/utils");
import frame = require("ui/frame");
export class SlideOutControl extends common.SlideOutControl {
// private _android: android.support.v4.widget.DrawerLayout;
// TODO: Update with actual types once the definitions are available
private _android: any;
private _toggle: any;
private _optionSelectedCallback: (data: frame.AndroidOptionEventData) => void;
private _optionsCallbackAdded = false;
constructor() {
super();
var that = this;
this._optionSelectedCallback = function (data: frame.AndroidOptionEventData) {
if (that._android) {
data.handled = that._toggle.onOptionsItemSelected(data.item);
}
}
}
public _createUI() {
this._android = new android.support.v4.widget.DrawerLayout(this._context);
this._createToggle();
}
get android(): android.support.v4.widget.DrawerLayout {
return this._android;
}
public _addViewToNativeVisualTree(child: view.View): boolean {
super._addViewToNativeVisualTree(child);
if (!this._android) {
return false;
}
this._android.addView(child.android);
var layoutParams: android.support.v4.widget.DrawerLayout.LayoutParams;
if (child === this.slideContent) {
var density = utils.layout.getDisplayDensity();
layoutParams = new android.support.v4.widget.DrawerLayout.LayoutParams(
this.slideContentWidth * density,
android.view.ViewGroup.LayoutParams.MATCH_PARENT,
android.view.Gravity.START
);
} else {
layoutParams = new android.support.v4.widget.DrawerLayout.LayoutParams(
android.view.ViewGroup.LayoutParams.MATCH_PARENT,
android.view.ViewGroup.LayoutParams.MATCH_PARENT
);
}
child.android.setLayoutParams(layoutParams);
// Z-order is important, bring slide content to front
if (this.slideContent && this.slideContent._isAddedToNativeVisualTree) {
this._android.bringChildToFront(this.slideContent.android);
}
return true;
}
public _removeViewFromNativeVisualTree(child: view.View) {
super._removeViewFromNativeVisualTree(child);
if (this._android) {
this._android.removeView(child.android);
}
}
public _getMeasureSpec(length: number, horizontal: boolean): number {
return utils.layout.makeMeasureSpec(length, utils.layout.EXACTLY);
}
public _onDetached(force?: boolean) {
super._onDetached(force);
if (!this._optionsCallbackAdded) {
return;
}
var owningFrame: frame.Frame = <frame.Frame>view.getAncestor(this, "Frame");
if (owningFrame) {
owningFrame.android.removeEventListener(frame.knownEvents.android.optionSelected, this._optionSelectedCallback);
this._optionsCallbackAdded = false;
}
}
//public _measureOverride(availableSize: geometry.Size): geometry.Size {
// var baseSize = super._measureOverride(availableSize);
// if (this.slideContent) {
// this.slideContent.measure(new geometry.Size(this.slideContentWidth, availableSize.height), utils.layout.EXACTLY);
// }
// //TODO: Here we probably need to measure with size returned from measuring native element (baseSize is 0).
// if (this.mainContent) {
// this.mainContent.measure(baseSize, utils.layout.EXACTLY);
// }
// return baseSize;
//}
//private _createSlideLayout() {
// // TODO: Implement our own FrameLayout layout
// this._slideLayout = new android.widget.FrameLayout(this._context);
// var layoutParams: android.support.v4.widget.DrawerLayout.LayoutParams;
// var width = this.slideContentWidth;
// if (!width) {
// width = DEFAULT_SLIDE_WIDTH;
// }
// layoutParams = new android.support.v4.widget.DrawerLayout.LayoutParams(
// utils.layout.getDevicePixels(width, this._context),
// android.view.ViewGroup.LayoutParams.MATCH_PARENT,
// android.view.Gravity.START
// );
// this._slideLayout.setLayoutParams(layoutParams);
//}
//private _createMainLayout() {
// // TODO: Implement our own FrameLayout layout
// this._mainLayout = new android.widget.FrameLayout(this._context);
// var layoutParams: android.support.v4.widget.DrawerLayout.LayoutParams;
// layoutParams = new android.support.v4.widget.DrawerLayout.LayoutParams(
// android.view.ViewGroup.LayoutParams.MATCH_PARENT,
// android.view.ViewGroup.LayoutParams.MATCH_PARENT
// );
// this._mainLayout.setLayoutParams(layoutParams);
//}
private _createToggle() {
// To create a valid ActionBarDrawerToggle we need all of the android options specified
var opts = this.options;
if (!opts || !opts.android) {
return;
}
if (!opts.android.closeDescriptionResourceId ||
!opts.android.openDescriptionResourceId ||
!opts.android.toggleImageResourceId) {
return;
}
var activity = <android.app.Activity>this._context;
if (!activity) {
return;
}
var bar = activity.getActionBar();
if (!bar) {
return;
}
bar.setHomeButtonEnabled(true);
bar.setDisplayHomeAsUpEnabled(true);
this._toggle = new android.support.v4.app.ActionBarDrawerToggle(
activity,
this._android, opts.android.toggleImageResourceId,
opts.android.openDescriptionResourceId,
opts.android.closeDescriptionResourceId
);
this._android.setDrawerListener(this._toggle);
this._toggle.syncState();
var owningFrame: frame.Frame = <frame.Frame>view.getAncestor(this, "Frame");
if (owningFrame) {
owningFrame.android.addEventListener(frame.knownEvents.android.optionSelected, this._optionSelectedCallback);
this._optionsCallbackAdded = true;
}
}
}