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Code Issues Wiki Activity

Improve path to resource conversion when opening an editor (related to bug 211056)

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This commit is contained in:
Anton Leherbauer 2007-12-12 14:20:49 +00:00
parent 1d3da89cf0
commit 214698ca9c
1 changed files with 60 additions and 56 deletions
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116
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/util/EditorUtility.java
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@ -79,31 +79,31 @@ public class EditorUtility {
private EditorUtility () {
}
/**
/**
* Tests if a cu is currently shown in an editor
* @return the IEditorPart if shown, null if element is not open in an editor
*/
*/
public static IEditorPart isOpenInEditor(Object inputElement) {
IEditorInput input = null;
try {
input = getEditorInput(inputElement);
} catch (CModelException x) {
//CUIPlugin.log(x.getStatus());
}
if (input != null) {
IWorkbenchPage p= CUIPlugin.getActivePage();
if (p != null) {
return p.findEditor(input);
}
}
return null;
}
/**
* Opens an editor for an element such as <code>ICElement</code>,
* Opens an editor for an element such as <code>ICElement</code>,
* <code>IFile</code>, or <code>IStorage</code>.
* The editor is activated by default.
* @return the IEditorPart or null if wrong element type or opening failed
@ -117,23 +117,23 @@ public class EditorUtility {
* @return the IEditorPart or null if wrong element type or opening failed
*/
public static IEditorPart openInEditor(Object inputElement, boolean activate) throws CModelException, PartInitException {
if (inputElement instanceof IFile) {
return openInEditor((IFile) inputElement, activate);
}
IEditorInput input = getEditorInput(inputElement);
if (input != null) {
return openInEditor(input, getEditorID(input, inputElement), activate);
}
return null;
}
/**
/**
* Selects a C Element in an editor
*/
*/
public static void revealInEditor(IEditorPart part, ICElement element) {
if (element == null) {
return;
@ -158,25 +158,25 @@ public class EditorUtility {
closedProject(file.getProject());
return null;
}
if (file != null) {
try {
if (!isLinked(file)) {
File tempFile = file.getRawLocation().toFile();
if (tempFile != null){
String canonicalPath = null;
try {
canonicalPath = tempFile.getCanonicalPath();
} catch (IOException e1) {}
if (canonicalPath != null){
IPath path = new Path(canonicalPath);
file = CUIPlugin.getWorkspace().getRoot().getFileForLocation(path);
}
}
}
IEditorInput input = getEditorInput(file);
if (input != null) {
return openInEditor(input, getEditorID(input, file), activate);
@ -185,24 +185,24 @@ public class EditorUtility {
}
return null;
}
public static boolean isLinked(IFile file) {
if (file.isLinked())
return true;
IPath path = file.getLocation();
while (path.segmentCount() > 0) {
path = path.removeLastSegments(1);
IContainer[] containers = ResourcesPlugin.getWorkspace().getRoot().findContainersForLocation(path);
for(int i=0; i<containers.length; i++) {
if (containers[i] instanceof IFolder && ((IFolder)containers[i]).isLinked()) {
return true;
}
}
}
return false;
}
@ -214,9 +214,9 @@ public class EditorUtility {
MessageBox errorMsg = new MessageBox(CUIPlugin.getActiveWorkbenchShell(), SWT.ICON_ERROR | SWT.OK);
errorMsg.setText(CUIPlugin.getResourceString("EditorUtility.closedproject")); //$NON-NLS-1$
String desc= CUIPlugin.getResourceString("Editorutility.closedproject.description"); //$NON-NLS-1$
errorMsg.setMessage (MessageFormat.format(desc, new Object[]{project.getName()}));
errorMsg.setMessage (MessageFormat.format(desc, new Object[]{project.getName()}));
errorMsg.open();
}
private static IEditorPart openInEditor(IEditorInput input, String editorID, boolean activate) throws PartInitException {
@ -235,12 +235,12 @@ public class EditorUtility {
if (element instanceof ISourceReference) {
ITranslationUnit tu = ((ISourceReference)element).getTranslationUnit();
if (tu != null) {
element = tu;
element = tu;
}
}
if (element instanceof IWorkingCopy && ((IWorkingCopy) element).isWorkingCopy())
if (element instanceof IWorkingCopy && ((IWorkingCopy) element).isWorkingCopy())
element= ((IWorkingCopy) element).getOriginalElement();
if (element instanceof ITranslationUnit) {
ITranslationUnit unit= (ITranslationUnit) element;
IResource resource= unit.getResource();
@ -256,10 +256,10 @@ public class EditorUtility {
return new FileEditorInput((IFile)resource);
}
}
element= element.getParent();
}
return null;
}
@ -267,10 +267,10 @@ public class EditorUtility {
if (input instanceof ICElement) {
return getEditorInput((ICElement) input);
}
if (input instanceof IFile) {
if (input instanceof IFile) {
return new FileEditorInput((IFile) input);
}
if (input instanceof IStorage) {
if (input instanceof IStorage) {
return new ExternalEditorInput((IStorage)input);
}
return null;
@ -280,14 +280,14 @@ public class EditorUtility {
* Utility method to open an editor for the given file system location
* using {@link #getEditorInputForLocation(IPath, ICElement)} to create
* the editor input.
*
*
* @param location a file system location
* @param element an element related to the target file, may be <code>null</code>
* @throws PartInitException
* @throws PartInitException
*/
public static IEditorPart openInEditor(IPath location, ICElement element) throws PartInitException {
IEditorInput input= getEditorInputForLocation(location, element);
return EditorUtility.openInEditor(input, getEditorID(input, element), true);
return EditorUtility.openInEditor(input, getEditorID(input, element), true);
}
/**
@ -297,7 +297,7 @@ public class EditorUtility {
* assuming the location points to an existing file in the file system.
* The <code>ICElement</code> is used to determine the associated project
* in case the location can not be resolved to a workspace <code>IFile</code>.
*
*
* @param location a valid file system location
* @param context an element related to the target file, may be <code>null</code>
* @return an editor input
@ -306,8 +306,8 @@ public class EditorUtility {
IFile resource= getWorkspaceFileAtLocation(location, context);
if (resource != null) {
return new FileEditorInput(resource);
}
}
if (context == null) {
// try to synthesize a context for a location appearing on a project's
// include paths
@ -329,7 +329,7 @@ public class EditorUtility {
} catch (CModelException e) {
}
}
if (context != null) {
// try to get a translation unit from the location and associated element
ICProject cproject= context.getCProject();
@ -352,14 +352,15 @@ public class EditorUtility {
* Utility method to resolve a file system location to a workspace resource.
* If a context element is given and there are multiple matches in the workspace,
* a resource with the same project of the context element are preferred.
*
*
* @param location a valid file system location
* @param context an element related to the target file, may be <code>null</code>
* @return an <code>IFile</code> or <code>null</code>
*/
private static IFile getWorkspaceFileAtLocation(IPath location, ICElement context) {
// search non-linked resource
IFile file= FileBuffers.getWorkspaceFileAtLocation(location);
if (file == null) {
if (file == null || !CoreModel.hasCNature(file.getProject())) {
// try to find a linked resource
IProject project= null;
if (context != null) {
@ -369,24 +370,27 @@ public class EditorUtility {
}
}
IFile bestMatch= null;
IFile secondBestMatch= null;
IWorkspaceRoot root= ResourcesPlugin.getWorkspace().getRoot();
IFile[] files= root.findFilesForLocation(location);
for (int i= 0; i < files.length; i++) {
file= files[i];
if (file.isAccessible()) {
if (project != null && file.getProject() == project) {
if (project != null && file.getProject().equals(project)) {
bestMatch= file;
break;
}
if (bestMatch == null) {
} else if (CoreModel.hasCNature(file.getProject())) {
bestMatch= file;
if (project == null) {
break;
}
} else {
// match in non-CDT project
secondBestMatch= file;
}
}
}
return bestMatch;
return bestMatch != null ? bestMatch : secondBestMatch;
}
return file;
}
@ -403,7 +407,7 @@ public class EditorUtility {
return getEditorInputCElement(part);
}
}
return null;
return null;
}
public static ICElement getEditorInputCElement(IEditorPart part) {
@ -413,13 +417,13 @@ public class EditorUtility {
}
return (ICElement) editorInput.getAdapter(ICElement.class);
}
/**
/**
* Gets the working copy of an compilation unit opened in an editor
*
*
* @param cu the original compilation unit (or another working copy)
* @return the working copy of the compilation unit, or null if not found
*/
*/
public static ITranslationUnit getWorkingCopy(ITranslationUnit cu) {
if (cu == null)
return null;
@ -432,7 +436,7 @@ public class EditorUtility {
/**
* Determine the editor id from the given file name using
* the workspace-wide content-type definitions.
*
*
* @param name the file name
* @return a valid editor id, never <code>null</code>
*/
@ -454,7 +458,7 @@ public class EditorUtility {
* mechanism is used to determine the correct editor id.
* If that fails, the editor id is determined by file name and extension using
* the workspace-wide content-type definitions.
*
*
* @param input the editor input
* @param inputObject the input object (used to create the editor input) or <code>null</code>
* @return a valid editor id, never <code>null</code>
@ -517,13 +521,13 @@ public class EditorUtility {
/**
* Maps the localized modifier name to a code in the same
* manner as #findModifier.
*
*
* @return the SWT modifier bit, or <code>0</code> if no match was found
*/
public static int findLocalizedModifier(String token) {
if (token == null)
return 0;
if (token.equalsIgnoreCase(Action.findModifierString(SWT.CTRL)))
return SWT.CTRL;
if (token.equalsIgnoreCase(Action.findModifierString(SWT.SHIFT)))
@ -539,7 +543,7 @@ public class EditorUtility {
/**
* Returns the modifier string for the given SWT modifier
* modifier bits.
*
*
* @param stateMask the SWT modifier bits
* @return the modifier string
* @since 2.1.1
@ -554,14 +558,14 @@ public class EditorUtility {
modifierString= appendModifierString(modifierString, SWT.SHIFT);
if ((stateMask & SWT.COMMAND) == SWT.COMMAND)
modifierString= appendModifierString(modifierString, SWT.COMMAND);
return modifierString;
}
/**
* Appends to modifier string of the given SWT modifier bit
* to the given modifierString.
*
*
* @param modifierString the modifier string
* @param modifier an int with SWT modifier bit
* @return the concatenated modifier string
@ -588,7 +592,7 @@ public class EditorUtility {
}
return store;
}
public static IStorage getStorage(ITranslationUnit tu) {
IStorage store = null;
try {