Java, Eclipse Plugin Development and best software development practices
Wednesday, November 26, 2014
Common Eclipse development problems and fixes
For my reference....
Worth to mention this blog.
http://dev.nepomuk.semanticdesktop.org/wiki/EclipseDevelopmentProblemsAndFixes
Worth to mention this blog.
http://dev.nepomuk.semanticdesktop.org/wiki/EclipseDevelopmentProblemsAndFixes
StackLayout to switch between Composites
For example, If your dialog is having 2 radio buttons and based on the radio button selection you wanted to change the composite area. So rather than disposing the composite every time and recreating based on the selection of a radio button, we can manage this through stacklayout.
As per eclipse doc,This Layout stacks all the controls one on top of the other and resizes all controls to have the same size and location. The control specified in topControl is visible and all other controls are not visible. Users must set the topControl value to flip between the visible items and then call layout() on the composite which has the StackLayout.
http://git.eclipse.org/c/platform/eclipse.platform.swt.git/tree/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet249.java
This is something new learning for me!!
As per eclipse doc,This Layout stacks all the controls one on top of the other and resizes all controls to have the same size and location. The control specified in topControl is visible and all other controls are not visible. Users must set the topControl value to flip between the visible items and then call layout() on the composite which has the StackLayout.
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
shell.setLayout(new GridLayout());
final Composite parent = new Composite(shell, SWT.NONE);
parent.setLayoutData(new GridData(GridData.FILL_BOTH));
final StackLayout layout = new StackLayout();
parent.setLayout(layout);
final Button[] bArray = new Button[10];
for (int i = 0; i < 10; i++) {
bArray[i] = new Button(parent, SWT.PUSH);
bArray[i].setText("Button "+i);
}
layout.topControl = bArray[0];
Button b = new Button(shell, SWT.PUSH);
b.setText("Show Next Button");
final int[] index = new int[1];
b.addListener(SWT.Selection, new Listener(){
public void handleEvent(Event e) {
index[0] = (index[0] + 1) % 10;
layout.topControl = bArray[index[0]];
parent.layout();
}
});
shell.open();
while (shell != null && !shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
}
This is something new learning for me!!
Friday, November 21, 2014
Friday, November 14, 2014
Hiding menu items in eclipse RCP
For my reference:
http://codeandme.blogspot.in/2011/09/hiding-ui-elements-in-rcp.html
For example If you wanted to hide eclipse main menu "Run",
http://codeandme.blogspot.in/2011/09/hiding-ui-elements-in-rcp.html
For example If you wanted to hide eclipse main menu "Run",
Wednesday, November 12, 2014
Eclipse: Adding a new console and writing messages to it
http://www.jevon.org/wiki/writing_to_a_console_in_eclipse
This is how it looks..
MessageConsole console = new MessageConsole("Node Console", null); console.activate(); ConsolePlugin.getDefault().getConsoleManager().addConsoles(new IConsole[]{ console }); MessageConsoleStream stream = console.newMessageStream(); stream.println("Hello, world!");
This is how it looks..
Tuesday, November 11, 2014
Remove all .svn folders recursively
For my reference...
To remove all .svn folders from your project, we can run the following command from the root of the folder.
FOR /F "tokens=*" %G IN ('DIR /B /AD /S *.svn*') DO RMDIR /S /Q "%G"
References:
http://stackoverflow.com/questions/4889619/command-to-recursively-remove-all-svn-directories-on-windows
http://blog.falafel.com/recursively-delete-svn-directories-with-the-windows-command-line/
To remove all .svn folders from your project, we can run the following command from the root of the folder.
FOR /F "tokens=*" %G IN ('DIR /B /AD /S *.svn*') DO RMDIR /S /Q "%G"
References:
http://stackoverflow.com/questions/4889619/command-to-recursively-remove-all-svn-directories-on-windows
http://blog.falafel.com/recursively-delete-svn-directories-with-the-windows-command-line/
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