Difference between revisions of "AppInventor: Input text"

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Sumber: http://appinventor.pevest.com/?p=674
 
Sumber: http://appinventor.pevest.com/?p=674
  
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The App Inventor TextBox control supports both single line and multi-line input; the TextBox control default to single line mode – and you may not have realized it can support multiple line text input too!
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AppInventor TextBox menudung single line dan multi-line input.
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TextBox control default adalah single line mode.
  
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In single line input, text is entered using the on screen keyboard, followed by the Enter key (or you can use an external Bluetooth keyboard). Once the enter key is pressed, the on screen keyboard goes away.
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==Tampilan App==
  
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Multi-line mode is enabled by checking the Multiline checkbox item in the control properties. However, the Enter key is used to enter multiple text lines – that means you need to complete the multiline text entry by adding another control, such as a Done button.
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Multiline TextBox seperti single line text box.
  
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The multi-line control is easy to use – and needs just a single line of blocks code to implement! Describing the operation of the control takes more time!
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[[Image:Screenshot 2015-04-08-18-03-40-576x1024.png|center|200px|thumb]]
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App View
 
  
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The multiline TextBox looks like a single line text box, as shown here, after entering “first line” into the TextBox control as the app is running.
 
  
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Screenshot_2015-04-08-18-03-40
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Untuk memasukan line ke dua (atau ke tiga), tap tombol Enter di sebelah kanan bawah dari onscreen keyboard. Hasilnya:
  
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To enter a second (or third…) line, tap the green/blue Enter button at the lower right of the onscreen keyboard. Here is the result after typing three lines of text:
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[[Image:Screenshot 2015-04-08-18-03-57-576x1024.png|center|200px|thumb]]
  
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Screenshot_2015-04-08-18-03-57
 
  
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The Designer View
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==Tampilan Designer==
  
 
To set up a multiline TextBox, drag the TextBox control from the palette to the Canvas. Add a Button control and change the text on the button to say “Done:.
 
To set up a multiline TextBox, drag the TextBox control from the palette to the Canvas. Add a Button control and change the text on the button to say “Done:.
  
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MultilineDesigner
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[[Image:MultilineDesigner.png|center|200px|thumb]]
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Click the mouse (or select) the TextBox control and then refer to the control’s properties on the right side of the Designer view. In the Properties list, scan down to the MultiLine item and check the checkbox.
 
Click the mouse (or select) the TextBox control and then refer to the control’s properties on the right side of the Designer view. In the Properties list, scan down to the MultiLine item and check the checkbox.
  
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MultilineProperties
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[[Image:MultilineProperties.png|center|200px|thumb]]
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Blocks View
 
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After all that description, how do we implement this feature? With one block to hide the keyboard after data entry!
 
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MultilineBlocks
 
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The trick for the multiline input box is to set the multiline property to true, and then add another control to indicate when data entry is finished. Here, we use a Button and handle the click event by calling the HideKeyboard method of TextBox1.
 
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To obtain the entered text, refer to the Text property of TextBox1:
 
  
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Mutliline-text
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==Tampilan Blocks==
  
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Easy, huh?
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Implentasi dilakukan dengan satu block untuk Hide Keyword setelah data entry.
  
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Please Share on Social Media
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[[Image:MultilineBlocks.png|center|200px|thumb]]
  
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Please click on the buttons below this post to share with your friends on Facebook or other social media.
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Trik multiline input box adalah men-set multiline property > true.
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Tambahkan kontrol tambahan untuk memberitahukan saat data entry selesai.
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Disini, kita menggunakan Tombol dan handle click event dengan memanggil HideKeyboard method dari TextBox1.
  
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If you are not already following this blog, click on the following links to like on Facebook, add to your Google+ circles or follow on Twitter or in your RSS news reader. Thank you for visiting!
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Untuk memperoleh text yang dimasukan, dapat mengacu ke Text property dari TextBox1:
  
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[[Image:Mutliline-text.png|center|200px|thumb]]
  
 
==Referensi==
 
==Referensi==
  
 
* http://appinventor.pevest.com/?p=674
 
* http://appinventor.pevest.com/?p=674
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* https://sites.google.com/site/blocks123/playingwithtext
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* http://stackoverflow.com/questions/29570154/how-to-validate-input-txt-in-app-inventor-2

Latest revision as of 20:15, 10 October 2015

Sumber: http://appinventor.pevest.com/?p=674

AppInventor TextBox menudung single line dan multi-line input. TextBox control default adalah single line mode.

Tampilan App

Multiline TextBox seperti single line text box.

Screenshot 2015-04-08-18-03-40-576x1024.png


Untuk memasukan line ke dua (atau ke tiga), tap tombol Enter di sebelah kanan bawah dari onscreen keyboard. Hasilnya:

Screenshot 2015-04-08-18-03-57-576x1024.png


Tampilan Designer

To set up a multiline TextBox, drag the TextBox control from the palette to the Canvas. Add a Button control and change the text on the button to say “Done:.

MultilineDesigner.png

Click the mouse (or select) the TextBox control and then refer to the control’s properties on the right side of the Designer view. In the Properties list, scan down to the MultiLine item and check the checkbox.

MultilineProperties.png

Tampilan Blocks

Implentasi dilakukan dengan satu block untuk Hide Keyword setelah data entry.

MultilineBlocks.png

Trik multiline input box adalah men-set multiline property > true. Tambahkan kontrol tambahan untuk memberitahukan saat data entry selesai. Disini, kita menggunakan Tombol dan handle click event dengan memanggil HideKeyboard method dari TextBox1.

Untuk memperoleh text yang dimasukan, dapat mengacu ke Text property dari TextBox1:

Mutliline-text.png

Referensi

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