[Feature-Request] Implement Popup Control

[RanjithkumarSyncfusion]

Description

Popup layout allows you to display an alert message with customizable buttons or load any desired view inside a popup. It provides options to fully customize the popup with custom header, body, and footer capabilities, allowing you to display important information precisely how users want to.

Key features

• Position : Display a popup at any desired location on screen.
• Relative to view : Display a popup in positions relative to any control on the screen.
• Full-screen mode : Display a popup with full-screen width and height to show large content.
• Auto size : Automatically adjust the popup’s width and height based on the content loaded in it.
• Different layouts : Choose from default layouts, such as one-button layout and two-button layout, to display simple, minimal information.
• Template support : Load any view as the header, footer, and content through a template.
• Modal mode : Make the popup a modal dialog to prevent interactions with the underlying screen until certain actions are performed.

Additional Context

Acceptance Criteria

• - Provides customizable layouts and positioning options.
• - Functions both as a modal and non-modal window.
• - Supports dynamic and fixed sizing.
• - Includes comprehensive documentation and examples.
• - Unit and UI tests are added.

Public API Changes

xmlns:popup="clr-namespace:Syncfusion.Maui.Toolkit.Popup;assembly=Syncfusion.Maui.Toolkit"

<popup:SfPopup />

Intended Use-Case

Benefits

• Enhanced User Experience: Offers unobtrusive interactions, presenting content contextually without navigation interruptions.
• Flexible Design: Adapts to various app styles with customizable layouts and sizing.
• Improved Accessibility: Modal options and focus management enhance interaction for all users.

Potential Use Cases

• E-commerce Platforms: Offers promotions or additional product info.
• Social Media: Displays actions or additional context.
• Education: Shows supplementary learning material or quizzes.
• Healthcare: Provides forms or notifications for appointment.