Eclipse plug-in development learning note "7"---add preferences

Eclipse plug-in development learning note "7"---add preferences

First, we create a new plug-in project, Open the Plugin.xml file Select the Extensions tab, add a org.eclipse.ui.preferencePages extension point, and add a page as shown in the figure, and note that the category of the second page is the ID of the first page.

Right-click the SRC folder to create a new class, create 2 classes for Page1,page2, inherit the Preferencepage class, and implement the Iworkbenchpreferencepage interface.

/**

*

* Page1

*

*/

Package addpreferencepage.pages;

Import Org.eclipse.jface.preference.PreferencePage;

Import Org.eclipse.swt.SWT;

Import Org.eclipse.swt.layout.FillLayout;

Import Org.eclipse.swt.widgets.Composite;

Import Org.eclipse.swt.widgets.Control;

Import Org.eclipse.swt.widgets.Label;

Import Org.eclipse.ui.IWorkbench;

Import Org.eclipse.ui.IWorkbenchPreferencePage;

public class Page1 extends Preferencepage implements Iworkbenchpreferencepage {

@Override

public void Init (Iworkbench workbench) {}

@Override

Protected Control createcontents (Composite parent) {

Composite topcom = new Composite (parent, SWT. NONE);

Topcom.setlayout (New Filllayout ());

New Label (topcom, SWT. NONE). SetText ("Welcome to the Custom preferences!) ");

return topcom;

}

}

/**

*

* Page2

*

*/

Package addpreferencepage.pages;

Import Org.eclipse.jface.preference.PreferencePage;

Import Org.eclipse.swt.SWT;

Import Org.eclipse.swt.layout.FillLayout;

Import Org.eclipse.swt.widgets.Composite;

Import Org.eclipse.swt.widgets.Control;

Import Org.eclipse.swt.widgets.Label;

Import Org.eclipse.ui.IWorkbench;

Import Org.eclipse.ui.IWorkbenchPreferencePage;

public class Page2 extends Preferencepage implements Iworkbenchpreferencepage {

@Override

public void Init (Iworkbench workbench) {}

@Override

Protected Control createcontents (Composite parent) {

Composite topcom = new Composite (parent, SWT. NONE);

Topcom.setlayout (New Filllayout ());

New Label (topcom, SWT. NONE). SetText ("Sub-option! ");

return topcom;

}

}

Click Run, Effect

Eclipse plug-in development learning note "7"---add preferences