package io.emmet.eclipse.preferences;
import io.emmet.Emmet;
import io.emmet.eclipse.EclipseEmmetPlugin;
import io.emmet.eclipse.TabKeyHandler;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.preference.BooleanFieldEditor;
import org.eclipse.jface.preference.DirectoryFieldEditor;
import org.eclipse.jface.preference.FieldEditorPreferencePage;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;
/**
* This class represents a preference page that
* is contributed to the Preferences dialog. By
* subclassing <samp>FieldEditorPreferencePage</samp>, we
* can use the field support built into JFace that allows
* us to create a page that is small and knows how to
* save, restore and apply itself.
* <p>
* This page is used to modify preferences only. They
* are stored in the preference store that belongs to
* the main plug-in class. That way, preferences can
* be accessed directly via the preference store.
*/
public class EclipseEmmetPreferencePage
extends FieldEditorPreferencePage
implements IWorkbenchPreferencePage {
public EclipseEmmetPreferencePage() {
super(GRID);
setPreferenceStore(EclipseEmmetPlugin.getDefault().getPreferenceStore());
setDescription("Common Emmet preferences");
}
/**
* Creates the field editors. Field editors are abstractions of
* the common GUI blocks needed to manipulate various types
* of preferences. Each field editor knows how to save and
* restore itself.
*/
public void createFieldEditors() {
addField(
new BooleanFieldEditor(
PreferenceConstants.P_TAB_EXPAND,
"&Expand abbreviations by Tab key",
getFieldEditorParent()));
addField(
new BooleanFieldEditor(
PreferenceConstants.P_UPGRADE_EDITORS,
"&Upgrade web editors",
getFieldEditorParent()));
addField(new LabelFieldEditor(
"This option provides better newline insertion behaviour for \n" +
"Web editors (Eclipse WTP's HTML, XML, XSL and CSS; Aptana's CSS editor).\n" +
"For CSS editor, you can specify 'close_css_brace' variable \n" +
"(see Variable section) with the value that will be automatically \n" +
"inserted instead of closing brace of CSS rule defition.", getFieldEditorParent()));
addField(new DirectoryFieldEditor(
PreferenceConstants.P_EXTENSIONS_PATH,
"E&xtensions path",
getFieldEditorParent()));
}
/* (non-Javadoc)
* @see org.eclipse.ui.IWorkbenchPreferencePage#init(org.eclipse.ui.IWorkbench)
*/
public void init(IWorkbench workbench) {
}
private void updatePreferences() {
IPreferenceStore store = EclipseEmmetPlugin.getDefault().getPreferenceStore();
TabKeyHandler.setEnabled(store.getBoolean(PreferenceConstants.P_TAB_EXPAND));
}
@Override
public boolean performOk() {
boolean result = super.performOk();
if (result) {
updatePreferences();
}
return result;
}
@Override
protected void performDefaults() {
super.performDefaults();
updatePreferences();
}
protected void contributeButtons(Composite parent) {
Button resetButton = new Button(parent, SWT.PUSH);
resetButton.setText("Reload engine");
Dialog.applyDialogFont(resetButton);
resetButton.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
Emmet.reset();
}
});
((GridLayout) parent.getLayout()).numColumns++;
}
}