Files
NativeScript/packages/core/ui/dialogs/index.android.ts

393 lines
11 KiB
TypeScript

/**
* Android specific dialogs functions implementation.
*/
import { DialogOptions, ConfirmOptions, PromptOptions, PromptResult, LoginOptions, LoginResult, ActionOptions } from './dialogs-common';
import { getLabelColor, getButtonColors, isDialogOptions, inputType, capitalizationType, DialogStrings, parseLoginOptions } from './dialogs-common';
import { ad } from '../../utils/native-helper';
export * from './dialogs-common';
function isString(value): value is string {
return typeof value === 'string';
}
function createAlertDialog(options?: DialogOptions): android.app.AlertDialog.Builder {
const alert = new android.app.AlertDialog.Builder(ad.getCurrentActivity(), options.theme ? options.theme : -1);
alert.setTitle(options && isString(options.title) ? options.title : '');
alert.setMessage(options && isString(options.message) ? options.message : '');
if (options && options.cancelable === false) {
alert.setCancelable(false);
}
return alert;
}
function showDialog(builder: android.app.AlertDialog.Builder) {
const dlg = builder.show();
const labelColor = getLabelColor();
if (labelColor) {
const textViewId = dlg.getContext().getResources().getIdentifier('android:id/alertTitle', null, null);
if (textViewId) {
const tv = <android.widget.TextView>dlg.findViewById(textViewId);
if (tv) {
tv.setTextColor(labelColor.android);
}
}
const messageTextViewId = dlg.getContext().getResources().getIdentifier('android:id/message', null, null);
if (messageTextViewId) {
const messageTextView = <android.widget.TextView>dlg.findViewById(messageTextViewId);
if (messageTextView) {
messageTextView.setTextColor(labelColor.android);
}
}
}
const { color, backgroundColor } = getButtonColors();
if (color) {
const buttons: android.widget.Button[] = [];
for (let i = 0; i < 4; i++) {
const id = dlg
.getContext()
.getResources()
.getIdentifier('android:id/button' + i, null, null);
buttons[i] = <android.widget.Button>dlg.findViewById(id);
}
buttons.forEach((button) => {
if (button) {
if (color) {
button.setTextColor(color.android);
}
if (backgroundColor) {
button.setBackgroundColor(backgroundColor.android);
}
}
});
}
}
function addButtonsToAlertDialog(alert: android.app.AlertDialog.Builder, options: ConfirmOptions, callback: Function): void {
if (!options) {
return;
}
if (options.okButtonText) {
alert.setPositiveButton(
options.okButtonText,
new android.content.DialogInterface.OnClickListener({
onClick: function (dialog: android.content.DialogInterface, id: number) {
dialog.cancel();
callback(true);
},
}),
);
}
if (options.cancelButtonText) {
alert.setNegativeButton(
options.cancelButtonText,
new android.content.DialogInterface.OnClickListener({
onClick: function (dialog: android.content.DialogInterface, id: number) {
dialog.cancel();
callback(false);
},
}),
);
}
if (options.neutralButtonText) {
alert.setNeutralButton(
options.neutralButtonText,
new android.content.DialogInterface.OnClickListener({
onClick: function (dialog: android.content.DialogInterface, id: number) {
dialog.cancel();
callback(undefined);
},
}),
);
}
alert.setOnDismissListener(
new android.content.DialogInterface.OnDismissListener({
onDismiss: function () {
callback(false);
},
}),
);
}
export function alert(arg: any): Promise<void> {
return new Promise<void>((resolve, reject) => {
try {
const options = !isDialogOptions(arg) ? { title: DialogStrings.ALERT, okButtonText: DialogStrings.OK, message: arg + '' } : arg;
const alert = createAlertDialog(options);
alert.setPositiveButton(
options.okButtonText,
new android.content.DialogInterface.OnClickListener({
onClick: function (dialog: android.content.DialogInterface, id: number) {
dialog.cancel();
resolve();
},
}),
);
alert.setOnDismissListener(
new android.content.DialogInterface.OnDismissListener({
onDismiss: function () {
resolve();
},
}),
);
showDialog(alert);
} catch (ex) {
reject(ex);
}
});
}
export function confirm(arg: any): Promise<boolean> {
return new Promise<boolean>((resolve, reject) => {
try {
const options = !isDialogOptions(arg)
? {
title: DialogStrings.CONFIRM,
okButtonText: DialogStrings.OK,
cancelButtonText: DialogStrings.CANCEL,
message: arg + '',
}
: arg;
const alert = createAlertDialog(options);
addButtonsToAlertDialog(alert, options, function (result) {
resolve(result);
});
showDialog(alert);
} catch (ex) {
reject(ex);
}
});
}
export function prompt(...args): Promise<PromptResult> {
let options: PromptOptions;
const defaultOptions = {
title: DialogStrings.PROMPT,
okButtonText: DialogStrings.OK,
cancelButtonText: DialogStrings.CANCEL,
inputType: inputType.text,
};
const arg = args[0];
if (args.length === 1) {
if (isString(arg)) {
options = defaultOptions;
options.message = arg;
} else {
options = arg;
}
} else if (args.length === 2) {
if (isString(arg) && isString(args[1])) {
options = defaultOptions;
options.message = arg;
options.defaultText = args[1];
}
}
return new Promise<PromptResult>((resolve, reject) => {
try {
const alert = createAlertDialog(options);
const input = new android.widget.EditText(ad.getCurrentActivity());
if (options) {
if (options.inputType === inputType.password) {
input.setInputType(android.text.InputType.TYPE_CLASS_TEXT | android.text.InputType.TYPE_TEXT_VARIATION_PASSWORD);
} else if (options.inputType === inputType.email) {
input.setInputType(android.text.InputType.TYPE_CLASS_TEXT | android.text.InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS);
} else if (options.inputType === inputType.number) {
input.setInputType(android.text.InputType.TYPE_CLASS_NUMBER);
} else if (options.inputType === inputType.decimal) {
input.setInputType(android.text.InputType.TYPE_CLASS_NUMBER | android.text.InputType.TYPE_NUMBER_FLAG_DECIMAL);
} else if (options.inputType === inputType.phone) {
input.setInputType(android.text.InputType.TYPE_CLASS_PHONE);
}
switch (options.capitalizationType) {
case capitalizationType.all: {
input.setInputType(input.getInputType() | android.text.InputType.TYPE_TEXT_FLAG_CAP_CHARACTERS);
break;
}
case capitalizationType.sentences: {
input.setInputType(input.getInputType() | android.text.InputType.TYPE_TEXT_FLAG_CAP_SENTENCES);
break;
}
case capitalizationType.words: {
input.setInputType(input.getInputType() | android.text.InputType.TYPE_TEXT_FLAG_CAP_WORDS);
break;
}
}
}
input.setText((options && options.defaultText) || '');
alert.setView(input);
const getText = function () {
return input.getText().toString();
};
addButtonsToAlertDialog(alert, options, function (r) {
resolve({ result: r, text: getText() });
});
showDialog(alert);
} catch (ex) {
reject(ex);
}
});
}
export function login(...args: any[]): Promise<LoginResult> {
const options: LoginOptions = parseLoginOptions(args);
return new Promise<LoginResult>((resolve, reject) => {
try {
const alert = createAlertDialog(options);
const userNameInput = new android.widget.EditText(ad.getApplicationContext());
userNameInput.setHint(options.userNameHint ? options.userNameHint : '');
userNameInput.setText(options.userName ? options.userName : '');
const passwordInput = new android.widget.EditText(ad.getApplicationContext());
passwordInput.setInputType(android.text.InputType.TYPE_CLASS_TEXT | android.text.InputType.TYPE_TEXT_VARIATION_PASSWORD);
passwordInput.setTypeface(android.graphics.Typeface.DEFAULT);
passwordInput.setHint(options.passwordHint ? options.passwordHint : '');
passwordInput.setText(options.password ? options.password : '');
const layout = new android.widget.LinearLayout(ad.getApplicationContext());
layout.setOrientation(1);
layout.addView(userNameInput);
layout.addView(passwordInput);
alert.setView(layout);
addButtonsToAlertDialog(alert, options, function (r) {
resolve({
result: r,
userName: userNameInput.getText().toString(),
password: passwordInput.getText().toString(),
});
});
showDialog(alert);
} catch (ex) {
reject(ex);
}
});
}
export function action(...args): Promise<string> {
let options: ActionOptions;
const defaultOptions = { title: null, cancelButtonText: DialogStrings.CANCEL };
if (args.length === 1) {
if (isString(args[0])) {
options = defaultOptions;
options.message = args[0];
} else {
options = args[0];
}
} else if (args.length === 2) {
if (isString(args[0]) && isString(args[1])) {
options = defaultOptions;
options.message = args[0];
options.cancelButtonText = args[1];
}
} else if (args.length === 3) {
if (isString(args[0]) && isString(args[1]) && typeof args[2] !== 'undefined') {
options = defaultOptions;
options.message = args[0];
options.cancelButtonText = args[1];
options.actions = args[2];
}
}
return new Promise<string>((resolve, reject) => {
try {
const alert = new android.app.AlertDialog.Builder(ad.getCurrentActivity(), options.theme ? options.theme : -1);
const message = options && isString(options.message) ? options.message : '';
const title = options && isString(options.title) ? options.title : '';
if (options && options.cancelable === false) {
alert.setCancelable(false);
}
if (title) {
alert.setTitle(title);
if (!options.actions) {
alert.setMessage(message);
}
} else {
alert.setTitle(message);
}
if (options.actions) {
alert.setItems(
options.actions,
new android.content.DialogInterface.OnClickListener({
onClick: function (dialog: android.content.DialogInterface, which: number) {
resolve(options.actions[which]);
},
}),
);
}
if (isString(options.cancelButtonText)) {
alert.setNegativeButton(
options.cancelButtonText,
new android.content.DialogInterface.OnClickListener({
onClick: function (dialog: android.content.DialogInterface, id: number) {
dialog.cancel();
resolve(options.cancelButtonText);
},
}),
);
}
alert.setOnDismissListener(
new android.content.DialogInterface.OnDismissListener({
onDismiss: function () {
if (isString(options.cancelButtonText)) {
resolve(options.cancelButtonText);
} else {
resolve('');
}
},
}),
);
showDialog(alert);
} catch (ex) {
reject(ex);
}
});
}
/**
* Singular rollup for convenience of all dialog methods
*/
export const Dialogs = {
alert,
confirm,
prompt,
login,
action,
};