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/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Eclipse Public License, Version 1.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.eclipse.org/org/documents/epl-v10.php
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.ide.eclipse.adt.internal.preferences;
import static com.android.ide.common.xml.XmlAttributeSortOrder.ALPHABETICAL;
import static com.android.ide.common.xml.XmlAttributeSortOrder.LOGICAL;
import static com.android.ide.common.xml.XmlAttributeSortOrder.NO_SORTING;
import com.android.ide.eclipse.adt.AdtPlugin;
import com.android.sdkuilib.internal.widgets.ResolutionChooserDialog;
import org.eclipse.jface.preference.BooleanFieldEditor;
import org.eclipse.jface.preference.FieldEditorPreferencePage;
import org.eclipse.jface.preference.RadioGroupFieldEditor;
import org.eclipse.jface.preference.StringButtonFieldEditor;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;
/**
* Preference page for the editors.
*/
public class EditorsPage extends FieldEditorPreferencePage implements IWorkbenchPreferencePage {
private BooleanFieldEditor mIndentEditor;
private BooleanFieldEditor mRemoveEmptyEditor;
private BooleanFieldEditor mOneAttrPerLineEditor;
private BooleanFieldEditor mSpaceBeforeCloseEditor;
private BooleanFieldEditor mFormatGuiXmlEditor;
/**
* Constructs a new Android editors preference page
*/
public EditorsPage() {
super(GRID);
setPreferenceStore(AdtPlugin.getDefault().getPreferenceStore());
}
@Override
public void init(IWorkbench workbench) {
// pass
}
@Override
protected void createFieldEditors() {
Composite parent = getFieldEditorParent();
addField(new DensityFieldEditor(AdtPrefs.PREFS_MONITOR_DENSITY,
"Monitor Density", parent));
final MyBooleanFieldEditor editor = new MyBooleanFieldEditor(
AdtPrefs.PREFS_USE_CUSTOM_XML_FORMATTER,
"Format XML files using the standard Android XML style rather than the \n" +
"configured Eclipse XML style (additional options below)",
parent);
addField(editor);
// Add a listener which fires whenever the checkbox for the custom formatter
// is toggled -- this will be used to enable/disable the formatting related options
// on the page. To do this we subclass the BooleanFieldEditor to make the protected
// method getChangeControl public (so we can access it and add a listener on it).
// This is pretty ugly but I found several posts in the Eclipse forums asking
// how to do it and they were all unanswered. (No, calling setPropertyChangeListener
// does not work.)
Button checkbox = editor.getChangeControl(parent);
checkbox.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
updateCustomFormattingOptions(editor.getBooleanValue());
}
});
mIndentEditor = new BooleanFieldEditor(AdtPrefs.PREFS_USE_ECLIPSE_INDENT,
"Use Eclipse setting for indentation width and space or tab character "
+ "indentation \n(Android default is 4 space characters)",
parent);
addField(mIndentEditor);
mRemoveEmptyEditor = new BooleanFieldEditor(AdtPrefs.PREVS_REMOVE_EMPTY_LINES,
"Always remove empty lines between elements",
parent);
addField(mRemoveEmptyEditor);
mOneAttrPerLineEditor = new BooleanFieldEditor(AdtPrefs.PREFS_ONE_ATTR_PER_LINE,
"Allow single attributes to appear on the same line as their elements",
parent);
addField(mOneAttrPerLineEditor);
mSpaceBeforeCloseEditor = new BooleanFieldEditor(AdtPrefs.PREFS_SPACE_BEFORE_CLOSE,
"Add a space before the > or /> in opening tags",
parent);
addField(mSpaceBeforeCloseEditor);
addField(new RadioGroupFieldEditor(AdtPrefs.PREFS_ATTRIBUTE_SORT,
"Sort Attributes", 1,
new String[][] {
{ "&Logical (id, style, layout attributes, remaining attributes alphabetically)",
LOGICAL.key },
{ "&Alphabetical", ALPHABETICAL.key },
{ "&None", NO_SORTING.key },
},
parent, true));
mFormatGuiXmlEditor = new BooleanFieldEditor(AdtPrefs.PREFS_FORMAT_GUI_XML,
"Automatically format the XML edited by the visual layout editor",
parent);
addField(mFormatGuiXmlEditor);
addField(new BooleanFieldEditor(AdtPrefs.PREFS_FORMAT_ON_SAVE,
"Format on Save",
parent));
addField(new BooleanFieldEditor(AdtPrefs.PREFS_SHARED_LAYOUT_EDITOR,
"Use a single layout editor for all configuration variations of a layout",
parent));
boolean enabled = getPreferenceStore().getBoolean(AdtPrefs.PREFS_USE_CUSTOM_XML_FORMATTER);
updateCustomFormattingOptions(enabled);
}
private void updateCustomFormattingOptions(boolean enabled) {
Composite parent = getFieldEditorParent();
mIndentEditor.setEnabled(enabled, parent);
mRemoveEmptyEditor.setEnabled(enabled, parent);
mOneAttrPerLineEditor.setEnabled(enabled, parent);
mSpaceBeforeCloseEditor.setEnabled(enabled, parent);
mFormatGuiXmlEditor.setEnabled(enabled, parent);
}
/**
* Overridden solely so that I can get access to the checkbox button to listen to
* state changes
*/
private class MyBooleanFieldEditor extends BooleanFieldEditor {
public MyBooleanFieldEditor(String name, String label, Composite parent) {
super(name, label, parent);
}
@Override
protected Button getChangeControl(Composite parent) {
return super.getChangeControl(parent);
}
}
/**
* Custom {@link StringButtonFieldEditor} to call out to {@link ResolutionChooserDialog}
* when the button is called.
*/
private static class DensityFieldEditor extends StringButtonFieldEditor {
public DensityFieldEditor(String name, String labelText, Composite parent) {
super(name, labelText, parent);
setChangeButtonText("Compute...");
}
@Override
protected String changePressed() {
ResolutionChooserDialog dialog = new ResolutionChooserDialog(getShell());
if (dialog.open() == Window.OK) {
return Integer.toString(dialog.getDensity());
}
return null;
}
}
}
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