/*******************************************************************************
* Copyright (c) 2000, 2015 QNX Software Systems and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* QNX Software Systems - Initial API and implementation
* Red Hat Inc. - Modified from MakefileContentOutlinePage for Automake files
*******************************************************************************/
package org.eclipse.cdt.internal.autotools.ui.editors.automake;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.cdt.internal.autotools.ui.MakeUIImages;
import org.eclipse.cdt.internal.autotools.ui.editors.LexicalSortingAction;
import org.eclipse.cdt.make.core.makefile.IBadDirective;
import org.eclipse.cdt.make.core.makefile.ICommand;
import org.eclipse.cdt.make.core.makefile.IComment;
import org.eclipse.cdt.make.core.makefile.IDirective;
import org.eclipse.cdt.make.core.makefile.IEmptyLine;
import org.eclipse.cdt.make.core.makefile.IInferenceRule;
import org.eclipse.cdt.make.core.makefile.IMacroDefinition;
import org.eclipse.cdt.make.core.makefile.IMakefile;
import org.eclipse.cdt.make.core.makefile.IParent;
import org.eclipse.cdt.make.core.makefile.IRule;
import org.eclipse.cdt.make.core.makefile.ITargetRule;
import org.eclipse.cdt.make.core.makefile.gnu.IInclude;
import org.eclipse.cdt.make.core.makefile.gnu.ITerminal;
import org.eclipse.cdt.make.ui.IWorkingCopyManager;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.part.IPageSite;
import org.eclipse.ui.views.contentoutline.ContentOutlinePage;
public class AutomakefileContentOutlinePage extends ContentOutlinePage {
protected IMakefile makefile;
protected IMakefile nullMakefile = new NullMakefile();
private LexicalSortingAction sortAction;
private class AutomakefileContentProvider implements ITreeContentProvider {
protected boolean showMacroDefinition = true;
protected boolean showTargetRule = true;
protected boolean showInferenceRule = true;
protected boolean showIncludeChildren = false;
protected IMakefile makefile;
protected IMakefile nullMakefile = new NullMakefile();
@Override
public Object[] getChildren(Object element) {
if (element == fInput) {
return getElements(makefile);
} else if (element instanceof IDirective) {
return getElements(element);
}
return new Object[0];
}
@Override
public Object getParent(Object element) {
if (element instanceof IMakefile) {
return fInput;
} else if (element instanceof IDirective) {
return ((IDirective)element).getParent();
}
return fInput;
}
@Override
public boolean hasChildren(Object element) {
if (element == fInput) {
return true;
} else if (element instanceof IParent) {
// Do not drill down in includes.
if (element instanceof IInclude && !showIncludeChildren) {
return false;
}
return true;
}
return false;
}
@Override
public Object[] getElements(Object inputElement) {
IDirective[] directives;
if (inputElement == fInput) {
directives = makefile.getDirectives();
} else if (inputElement instanceof IRule) {
directives = ((IRule)inputElement).getCommands();
} else if (inputElement instanceof IParent) {
if (inputElement instanceof IInclude && !showIncludeChildren) {
directives = new IDirective[0];
} else {
directives = ((IParent)inputElement).getDirectives();
}
} else {
directives = new IDirective[0];
}
List<IDirective> list = new ArrayList<>(directives.length);
for (int i = 0; i < directives.length; i++) {
if (showMacroDefinition && directives[i] instanceof IMacroDefinition) {
list.add(directives[i]);
} else if (showInferenceRule && directives[i] instanceof IInferenceRule) {
list.add(directives[i]);
} else if (showTargetRule && directives[i] instanceof ITargetRule) {
list.add(directives[i]);
} else if (showTargetRule && directives[i] instanceof AutomakeIfElse) {
list.add(directives[i]);
} else {
boolean irrelevant = (directives[i] instanceof IComment ||
directives[i] instanceof IEmptyLine ||
directives[i] instanceof ITerminal);
if (!irrelevant) {
list.add(directives[i]);
}
}
}
return list.toArray();
}
@Override
public void dispose() {
}
@Override
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
if (oldInput != null) {
makefile = nullMakefile;
}
if (newInput != null) {
IWorkingCopyManager manager= AutomakeEditorFactory.getDefault().getWorkingCopyManager();
makefile = manager.getWorkingCopy((IEditorInput) newInput);
if (makefile == null) {
makefile = nullMakefile;
}
}
}
}
private static class AutomakefileLabelProvider extends LabelProvider {
@Override
public Image getImage(Object element) {
if (element instanceof ITargetRule) {
return MakeUIImages.getImage(MakeUIImages.IMG_OBJS_MAKEFILE_TARGET_RULE);
} else if (element instanceof IInferenceRule) {
return MakeUIImages.getImage(MakeUIImages.IMG_OBJS_MAKEFILE_INFERENCE_RULE);
} else if (element instanceof IMacroDefinition) {
return MakeUIImages.getImage(MakeUIImages.IMG_OBJS_MAKEFILE_MACRO);
} else if (element instanceof IAutomakeConditional) {
// Must process this before ICommand because if/else are also ICommands
return super.getImage(element);
} else if (element instanceof ICommand) {
return MakeUIImages.getImage(MakeUIImages.IMG_OBJS_MAKEFILE_COMMAND);
} else if (element instanceof IInclude) {
return MakeUIImages.getImage(MakeUIImages.IMG_OBJS_MAKEFILE_INCLUDE);
} else if (element instanceof IBadDirective) {
return MakeUIImages.getImage(MakeUIImages.IMG_OBJS_ERROR);
} else if (element instanceof AutomakeConfigMacro) {
return MakeUIImages.getImage(MakeUIImages.IMG_OBJS_MAKEFILE_ACMACRO);
}
return super.getImage(element);
}
@Override
public String getText(Object element) {
String name;
if (element instanceof IRule) {
name = ((IRule) element).getTarget().toString().trim();
} else if (element instanceof IMacroDefinition) {
name = ((IMacroDefinition) element).getName().trim();
} else if (element instanceof AutomakeIfElse) {
AutomakeIfElse ifelse = (AutomakeIfElse) element;
// FIXME: make this not a string comparison
if (ifelse.getType().equals("if")) {
name = "if " + ifelse.getCondition();
} else
name = "else";
} else if (element instanceof AutomakeConfigMacro) {
AutomakeConfigMacro macro = (AutomakeConfigMacro)element;
name = macro.getName();
} else {
name = super.getText(element);
}
if (name != null) {
name = name.trim();
if (name.length() > 25) {
name = name.substring(0, 25) + " ..."; //$NON-NLS-1$
}
}
return name;
}
}
protected AutomakeEditor fEditor;
protected Object fInput;
public AutomakefileContentOutlinePage(AutomakeEditor editor) {
super();
fEditor = editor;
}
/**
* Sets the input of the outline page
*/
public void setInput(Object input) {
fInput = input;
update();
}
/**
* Updates the outline page.
*/
public void update() {
final TreeViewer viewer = getTreeViewer();
if (viewer != null) {
final Control control = viewer.getControl();
if (control != null && !control.isDisposed()) {
control.getDisplay().asyncExec(() -> {
if (!control.isDisposed()) {
control.setRedraw(false);
viewer.setInput(fInput);
viewer.expandAll();
control.setRedraw(true);
}
});
}
}
}
@Override
public void createControl(Composite parent) {
super.createControl(parent);
TreeViewer viewer = getTreeViewer();
viewer.setContentProvider(new AutomakefileContentProvider());
viewer.setLabelProvider(new AutomakefileLabelProvider());
if (fInput != null) {
viewer.setInput(fInput);
}
sortAction.setTreeViewer(viewer);
}
public void inputChanged(Object oldInput, Object newInput) {
if (oldInput != null) {
makefile = nullMakefile;
}
if (newInput != null) {
IWorkingCopyManager manager= AutomakeEditorFactory.getDefault().getWorkingCopyManager();
makefile = manager.getWorkingCopy((IEditorInput)newInput);
if (makefile == null) {
makefile = nullMakefile;
}
}
}
@Override
public void init(IPageSite pageSite) {
super.init(pageSite);
IToolBarManager toolBarManager = pageSite.getActionBars().getToolBarManager();
sortAction = new LexicalSortingAction();
toolBarManager.add(sortAction);
}
}