Web ビューアで星レート表示（10分でスキルアップ）

Summary

This video tutorial by DB Powers introduces Claris FileMaker's functionality and construction methods within a 10-minute segment. It focuses on creating a star rating display for a Web Viewer, demonstrating two-way data transfer between FileMaker Web Viewer interfaces. The script covers HTML, CSS, and JavaScript integration, with practical examples to guide through the process. It also addresses issues encountered in Windows list views and provides solutions for accurate record targeting. The tutorial concludes with tips on adjusting star size and linking fields for optimal use of the Web Viewer component.

Takeaways

• 😀 The video is a tutorial on Claris FileMaker, focusing on creating a star rating display in a Web Viewer.
• 🔧 It demonstrates how to enable two-way data exchange between FileMaker Web Viewer and the user interface.
• 🌐 The tutorial starts by explaining the HTML code within the Web Viewer, including meta tags for character set and preventing iOS scaling issues.
• 🎨 CSS styling is discussed, including resetting default margins, using 'display: flex' for layout, and 'overflow: hidden' to manage scrolling.
• 📐 The use of 'display: flex' is highlighted for its versatility in arranging elements horizontally, which is essential for the star rating layout.
• 👀 A practical demonstration is provided to show how 'display: flex' affects the layout of div elements in the Web Viewer.
• 🛠 JavaScript is used to assign click event handlers to div elements, with 'querySelectorAll' and 'forEach' methods being key to the implementation.
• 🔑 The script explains the use of 'this' in JavaScript to refer to the clicked element and how it's used to set IDs and trigger actions.
• 📝 The tutorial covers the process of defining and calling a FileMaker script to update the star rating in the database based on user interaction.
• 🔄 It addresses a specific issue where clicking on a star rating in Windows list view affects other unrelated records, and how to resolve it by embedding record numbers.
• 📐 The importance of adjusting the font size to change the appearance of the star icons is mentioned as a customization tip.
• 🔗 The video concludes with a summary of the key CSS and JavaScript concepts covered, such as flexbox and the forEach method, and provides links for further understanding.

Q & A

What is the main topic of the video by DB Powers' Noda?

The video focuses on introducing useful features and creation methods of Claris FileMaker, specifically creating a star rating display component for the FileMaker Web Viewer.

What is the purpose of the 'data:text/html,' in the Web Viewer's code?

The 'data:text/html,' is the starting point for writing HTML code within the Web Viewer, setting the context for the embedded HTML content.

Why is the character set specified in the meta element of the Web Viewer's code?

The character set is specified to prevent character corruption on Windows systems, ensuring proper display of the content.

What is the role of the 'display: flex' CSS property in the Web Viewer's code?

The 'display: flex' property is used to arrange the div elements horizontally instead of the default vertical stacking, providing a more flexible layout.

Why is 'overflow: hidden' used in the Web Viewer's CSS?

The 'overflow: hidden' property is used to prevent scrollbars from appearing when the content exceeds the WebViewer's area, maintaining a clean interface.

How does the JavaScript 'querySelectorAll' method work in the context of the video?

The 'querySelectorAll' method is used to obtain references to all div elements within the Web Viewer, allowing the assignment of event handlers to each element.

What is the significance of the 'for Each' method in JavaScript as shown in the video?

The 'for Each' method is significant as it allows the application of a function to each element in a collection, enabling the customization of each element's behavior or appearance.

What does the 'this.id' in the JavaScript event handler refer to?

In the context of an event handler, 'this.id' refers to the ID of the element that triggered the event, allowing the script to access and manipulate the specific element.

How is the star rating communicated back to FileMaker in the video?

The star rating is communicated to FileMaker using a 'Perform Script' action, passing the rating as a parameter to a predefined script on the FileMaker side.

What issue arises when displaying the Web Viewer in list view on Windows, and how is it resolved?

An issue arises where clicking on a star rating affects unrelated records' Web Viewers. This is resolved by embedding the record number along with the rating value in the Web Viewer and adjusting the FileMaker script to handle this data correctly.

What is the importance of adjusting the font size of the stars in the Web Viewer component?

Adjusting the font size of the stars is important as it affects the visual representation and size of the star rating, allowing customization to fit the design requirements.

How can viewers access the sample file created in the video?

Viewers can download the sample file from the link provided in the video's description, which also leads to a page summarizing all the published videos and offering direct downloads of sample files.