Scrollable Content Preview with Dynamic Thumbnail Navigation
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Solution Overview
Problem
Existing methods for navigating and selecting specific portions of long documents or web pages using scrollbars are inefficient, as they often require tedious scrolling and make it difficult to accurately find desired content.
Innovation Solution
A method that displays visual content in a first area and a scaled-down preview of the content in a second area, allowing users to scroll through the content while highlighting the currently displayed portion, with features like dynamic preview resizing and a movable window for navigation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional scrollbars are used for navigating long documents, then the navigation function is provided, but the accuracy and efficiency of finding desired content deteriorates
Solution Approach 1:
The patent creates a visual copy (thumbnail preview) of the entire document content in a sidebar. This thumbnail serves as a miniature representation that users can scan to locate desired content positions, replacing the need for tedious scrollbar navigation while maintaining accurate content location identification.
Solution Approach 2:
The patent adds a vertical dimension to the navigation interface by displaying a thumbnail preview in a sidebar alongside the main document view. This transforms the traditional one-dimensional scrollbar navigation into a two-dimensional navigation system where users can visually scan and jump to specific content positions, dramatically improving navigation efficiency and accuracy.
2Speed
If scrolling by dragging the box is used, then faster navigation is achieved, but the accuracy of stopping at the desired portion deteriorates
Solution Approach 1:
The patent implements visual feedback by displaying a highlight or indicator on the thumbnail preview that shows the current scroll position in the main document. As users scroll, the corresponding position in the thumbnail is highlighted, providing continuous feedback that enables precise stopping at desired content locations while maintaining fast scrolling speed.
Solution Approach 2:
The patent allows users to perform preliminary action by clicking on any position in the thumbnail preview to instantly jump to the corresponding section in the main document. This preliminary selection in the thumbnail enables users to navigate directly to desired content without incremental scrolling, achieving both speed and precision.
Data Source
AI summary
Some embodiments provide a method for displaying content. The method provides a first display area for displaying content and receiving modifications to the content. The method provides a second display area for displaying a preview of the content. In some embodiments, a modification to the content automatically causes a corresponding modification to the preview. In some embodiments, the size of the content is larger than the size of the first display area and the first display area only displays a portion of the content. In some such embodiments, the second display area displays the entirety of the preview of the entire content at once. Some embodiments also provide a window in the second display area that indicates in the preview the portion of the content concurrently displayed in the first display area.