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Questions tagged [jtextcomponent]

JTextComponent is the base class for swing text components. It tries to be compatible with the java.awt.TextComponent class where it can reasonably do so. Also provided are other services for additional flexibility (beyond the pluggable UI and bean support).

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Font size in Jtextpane looks smaller then in other applications

I have JTextPane and if i write something into it with e.g. font size 12 then it looks smaller than text in e.g. MS Word with same size and same font family. I've searched on the internet and I found that this is not just my specific problem. But I…
Jan Brzobohatý
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How to add JTextArea to JScrollPane?

I am trying to create a simple text editor, and I have run into a problem trying to take my JTextArea and make it scroll-able via a JScrollPane. The conventional methods I know of have not worked, so I am wondering if anyone here can help. I am…
Nick Clark
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UIError after extending JTextComponent

I got this error after I extended JTextComponent UIDefaults.getUI() failed: no ComponentUI class for:…
Totalllyrandomguy
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how to make a Custom JTextComponent

I am trying to make a program that requires a couple of custom JTextComponents. For example I need something that acts like a small JTextArea with a different border (not a rectangular one), and some more rules about how to layout the text,…
Totalllyrandomguy
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Splitting StyledDocument

I am currently writing a program that accepts styled text in a JTextPane and also displays the same styled text in a non-editable JTextPane. The problem is that I actually want to parse the documents between inputting and displaying. Basically I…
DonyorM
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Getting Component by name and JTextComponent

I have jTextField named "startTextBox1" And i use below methods can call it by name; Creating Hashmap in class. private HashMap componentMap; Fill hashmap with components name. private void createComponentMap() { componentMap = new…
Black White
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Tracking document position changes

I am using the Document method createPosition to add Positions to an array. These Positions change depending on the user inserting/removing lines. How do I hook changes in my array? I need to know the new value and the value which it has changed…
LiquidBacon
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Swing insert image via ContentType("text/html");

I have coded the following code: JDialog helpDialog = new JDialog(); helpDialog.setTitle("Help"); helpDialog.setResizable(false); helpDialog.setAlwaysOnTop(true); helpDialog.setSize(393,…
Carol.Kar
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Key typed event not working for the first key typed. java

The following is code block, where i have been trying to validate jFormatedTextFeild. When a key is typed (any key) code block does seem to execute for the first key typed. But works fine for second key typed ! Please help me :( private void…
dip
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How to display a Set in a Swing JText Label.

I have a Set words that I would like to display in the Swing JTextField/ or JTextArea. Only these components only accept strings. How do I convert this Set into a String?
user3274549
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How to make it looking good sentence for line spacing

I develop some project, it works for tagging a words when i drag the words and click special button. I want to make tags surrounding a word (begin & end tags with red color) (please refer exam picture, this) but when it tagged at begin & end of…
user1581328
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Java popupmenu in Netbean GUI selectall action

Below is my mouse event code for the clicking action. However this action doesnt work for me. How should i change this to work? private void menuSelectallMouseClicked(java.awt.event.MouseEvent evt) { …
BeyondProgrammer
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Java GUI creating objects with arguments taken from text fields

so I have this Jframe where you fill out the text fields and when click "Add" it should create a Car object and send it to the database. But in the listener i keepk getting java.lang.NullPointerException on the textfieldname.getText() even though i…
FancyPants
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JTextComponent.print(); Prints Blank

I am looking for a solution where text and images are dynamically generated based on user UI content, and then printed on a simple "one click" basis. My intention thus far (from having done a little research) is to create a JTextComponent who's…
Rudi Kershaw
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Jtable with protected and selectable cell

How to make a JTable cells selectable while they are set non editable. when i doubkle click at the moment its not selecting the cells. while want it to slecet the cell so that can be copied by contorl c .
user2054151
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