/** Determine whether this configuration has a better match in a different layout file */
private void updateForkStatus() {
ConfigurationChooser chooser = mManager.getChooser();
FolderConfiguration config = mConfiguration.getFullConfig();
if (mAlternateInput != null && chooser.isBestMatchFor(mAlternateInput, config)) {
return;
}
mAlternateInput = null;
IFile editedFile = chooser.getEditedFile();
if (editedFile != null) {
if (!chooser.isBestMatchFor(editedFile, config)) {
ProjectResources resources = chooser.getResources();
if (resources != null) {
ResourceFile best =
resources.getMatchingFile(editedFile.getName(), ResourceType.LAYOUT, config);
if (best != null) {
IAbstractFile file = best.getFile();
if (file instanceof IFileWrapper) {
mAlternateInput = ((IFileWrapper) file).getIFile();
} else if (file instanceof File) {
mAlternateInput = AdtUtils.fileToIFile(((File) file));
}
}
}
if (mAlternateInput != null) {
mAlternateConfiguration = Configuration.create(mConfiguration, mAlternateInput);
}
}
}
}
/**
* Notifies that the preview's configuration has changed.
*
* @param flags the change flags, a bitmask corresponding to the {@code CHANGE_} constants in
* {@link ConfigurationClient}
*/
public void configurationChanged(int flags) {
if (!mVisible) {
mDirty |= flags;
return;
}
if ((flags & MASK_RENDERING) != 0) {
mResourceResolver.clear();
// Handle inheritance
mConfiguration.syncFolderConfig();
updateForkStatus();
updateSize();
}
// Sanity check to make sure things are working correctly
if (DEBUG) {
RenderPreviewMode mode = mManager.getMode();
if (mode == DEFAULT) {
assert mConfiguration instanceof VaryingConfiguration;
VaryingConfiguration config = (VaryingConfiguration) mConfiguration;
int alternateFlags = config.getAlternateFlags();
switch (alternateFlags) {
case Configuration.CFG_DEVICE_STATE:
{
State configState = config.getDeviceState();
State chooserState = mManager.getChooser().getConfiguration().getDeviceState();
assert configState != null && chooserState != null;
assert !configState.getName().equals(chooserState.getName())
: configState.toString() + ':' + chooserState;
Device configDevice = config.getDevice();
Device chooserDevice = mManager.getChooser().getConfiguration().getDevice();
assert configDevice != null && chooserDevice != null;
assert configDevice == chooserDevice : configDevice.toString() + ':' + chooserDevice;
break;
}
case Configuration.CFG_DEVICE:
{
Device configDevice = config.getDevice();
Device chooserDevice = mManager.getChooser().getConfiguration().getDevice();
assert configDevice != null && chooserDevice != null;
assert configDevice != chooserDevice : configDevice.toString() + ':' + chooserDevice;
State configState = config.getDeviceState();
State chooserState = mManager.getChooser().getConfiguration().getDeviceState();
assert configState != null && chooserState != null;
assert configState.getName().equals(chooserState.getName())
: configState.toString() + ':' + chooserState;
break;
}
case Configuration.CFG_LOCALE:
{
Locale configLocale = config.getLocale();
Locale chooserLocale = mManager.getChooser().getConfiguration().getLocale();
assert configLocale != null && chooserLocale != null;
assert configLocale != chooserLocale : configLocale.toString() + ':' + chooserLocale;
break;
}
default:
{
// Some other type of override I didn't anticipate
assert false : alternateFlags;
}
}
}
}
mDirty = 0;
mManager.scheduleRender(this);
}
