jwindow | Implementation of window-based structures in Java
kandi X-RAY | jwindow Summary
kandi X-RAY | jwindow Summary
Implementation of window-based structures in Java
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Top functions reviewed by kandi - BETA
- Inserts an element into the queue .
- Notify all listeners that the window has changed .
- Removes all elements from the cache .
- Add a window listener .
jwindow Key Features
jwindow Examples and Code Snippets
Community Discussions
Trending Discussions on jwindow
QUESTION
I added two JMenus
on a frame :
ANSWER
Answered 2021-Dec-17 at 22:03Since the first part is already answered in the comments by MadProgrammer, I will focus on the second part. As I understand it, you want to place a text area in the frame that takes the entire space.
Step 1: Create a content pane:QUESTION
I created a Panel to allow some user input. This panel needs to come over the application's main window which is usually marked as 'alwaysOnTop'. So the input panel is shown using JOptionPane
like this:
ANSWER
Answered 2021-May-28 at 08:33Switching from GroupLayout (Netbeans' default layout) to GridBagLayout resolved the issue.
QUESTION
I'm trying to make a transparent window with Java Swing, and I have created the window. Problem is when I resize the window, it flickers. I tried changing the background to an opaque color instead. That fixed the problem, But I want the window to be transparent. I have also tried
Toolkit.getDefaultToolkit().setDynamicLayout(true);
,
Toolkit.getDefaultToolkit().getDesktopProperty("awt.dynamicLayoutSupported");
,
System.setProperty("sun.awt.noerasebackground", "true");
,
But with no avail. I've tried JWindow.setBounds
instead of JWindow.setSize
, but that also had no effect.
Here is the code I use to produce the window
...ANSWER
Answered 2021-Feb-20 at 01:07As suggested by @camickr I should not resize the window in the render
method.
So to stop the flickering I remove
QUESTION
I am working on a java gui application using a Canvas on a JFrame. I tried to draw thin rects on a Jframe and noticed, that they not allways have the same width displayed.
This is the rusult of a test class I wrote. The left side is drawn by using fillRect()with the width of 1 and the right side is drawn using drawLine.
This is the code of my test class.
...ANSWER
Answered 2021-Feb-07 at 17:36If you look close, you will notice that the 4th set of lines are shifted 2 pixels to the right.
I think you have a 125% UI Scaling going on, so that you have 5 physical pixels for every 4 logical pixels. This is confirmed by the fact that the lines in the posted image are 125 pixels tall, even though the code requested the lines to be 100 pixels long.
This means that when you draw with x + 3
(logically), that actually maps to x + 4
(physically on the monitor). The drawLine()
method has correctly moved over 4 pixels instead of 3, and correctly draws a line that is 1 pixel wide.
drawRect()
will however separately calculate the left (inclusive) and right (exclusive) sides of the boxes to fill, so for the 3rd set of boxes, the right side is 2 pixels to the right of the left side. It then fills the box that is 2 pixels wide.
Most of us don't have UI Scaling, so we won't see the issue you have.
QUESTION
I'm trying to code a splash screen for my program cause it takes too long to open.
I managed to do it with an image but I have no idea how to do it with an ARGB video.
First, I've tried with an image: (on a JWindow extended class)
...ANSWER
Answered 2021-Jan-15 at 07:32Thanks to Samuel Audet, i figured out that The pixel format of the frames returned by FFmpeg is RGBA, not ARGB.
We can easily change the FFMpegFrameGrabber's pixel format by calling setPixelFormat() before start().
There is a list of every avaible pixel format here: list
In my case, this is the final solution:
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Install jwindow
You can use jwindow like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the jwindow component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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