/** 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);
}
}
}
}
boolean computeAndSetRealScale(boolean redraw) {
// compute average dpi of X and Y
ConfigurationChooser chooser = mEditor.getConfigurationChooser();
Configuration config = chooser.getConfiguration();
Device device = config.getDevice();
Screen screen = device.getDefaultHardware().getScreen();
double dpi = (screen.getXdpi() + screen.getYdpi()) / 2.;
// get the monitor dpi
float monitor = AdtPrefs.getPrefs().getMonitorDensity();
if (monitor == 0.f) {
ResolutionChooserDialog dialog = new ResolutionChooserDialog(chooser.getShell());
if (dialog.open() == Window.OK) {
monitor = dialog.getDensity();
AdtPrefs.getPrefs().setMonitorDensity(monitor);
} else {
return false;
}
}
mEditor.getCanvasControl().setScale(monitor / dpi, redraw);
return true;
}