void
FileTypeWindow::_AdoptType(BMessage* message)
{
entry_ref ref;
if (message == NULL || message->FindRef("refs", &ref) != B_OK)
return;
BNode node(&ref);
status_t status = node.InitCheck();
char type[B_MIME_TYPE_LENGTH];
if (status == B_OK) {
// get type from file
BNodeInfo nodeInfo(&node);
status = nodeInfo.InitCheck();
if (status == B_OK) {
if (nodeInfo.GetType(type) != B_OK)
type[0] = '\0';
}
}
if (status != B_OK) {
error_alert(B_TRANSLATE("Could not open file"), status);
return;
}
fCommonType = type;
fTypeControl->SetText(type);
_AdoptType();
}
void
FileTypesWindow::_AdoptPreferredApplication(BMessage* message, bool sameAs)
{
if (fCurrentType.Type() == NULL)
return;
BString preferred;
if (retrieve_preferred_app(message, sameAs, fCurrentType.Type(), preferred) != B_OK)
return;
status_t status = fCurrentType.SetPreferredApp(preferred.String());
if (status != B_OK)
error_alert("Could not set preferred application", status);
}
void
ExtensionWindow::MessageReceived(BMessage* message)
{
switch (message->what) {
case kMsgExtensionUpdated:
{
bool enabled = fExtensionControl->Text() != NULL
&& fExtensionControl->Text()[0] != '\0';
if (enabled) {
// There is some text, but we only accept it, if it
// changed the previous extension
enabled = strcmp(fExtensionControl->Text(), fExtension.String());
}
if (fAcceptButton->IsEnabled() != enabled)
fAcceptButton->SetEnabled(enabled);
break;
}
case kMsgAccept:
{
const char* newExtension = fExtensionControl->Text();
// omit the leading dot
if (newExtension[0] == '.')
newExtension++;
status_t status = replace_extension(fMimeType, newExtension,
fExtension.String());
if (status != B_OK)
error_alert("Could not change file extensions", status);
PostMessage(B_QUIT_REQUESTED);
break;
}
default:
BWindow::MessageReceived(message);
break;
}
}
void
ApplicationTypesWindow::_RemoveUninstalled()
{
// Note: this runs in the looper's thread, which isn't that nice
int32 removed = 0;
volatile bool quit = false;
BWindow* progressWindow =
new ProgressWindow(
B_TRANSLATE("Removing uninstalled application types"),
fTypeListView->FullListCountItems(), &quit);
progressWindow->AddToSubset(this);
progressWindow->Show();
for (int32 i = fTypeListView->FullListCountItems(); i-- > 0 && !quit;) {
MimeTypeItem* item = dynamic_cast<MimeTypeItem*>
(fTypeListView->FullListItemAt(i));
progressWindow->PostMessage(B_UPDATE_STATUS_BAR);
if (item == NULL)
continue;
// search for application on all volumes
bool found = false;
BVolumeRoster volumeRoster;
BVolume volume;
while (volumeRoster.GetNextVolume(&volume) == B_OK) {
if (!volume.KnowsQuery())
continue;
BQuery query;
query.PushAttr("BEOS:APP_SIG");
query.PushString(item->Type());
query.PushOp(B_EQ);
query.SetVolume(&volume);
query.Fetch();
entry_ref ref;
if (query.GetNextRef(&ref) == B_OK) {
found = true;
break;
}
}
if (!found) {
BMimeType mimeType(item->Type());
mimeType.Delete();
removed++;
// We're blocking the message loop that received the MIME changes,
// so we dequeue all waiting messages from time to time
if (removed % 10 == 0)
UpdateIfNeeded();
}
}
progressWindow->PostMessage(B_QUIT_REQUESTED);
static BMessageFormat format(B_TRANSLATE("{0, plural, "
"one{# Application type could be removed} "
"other{# Application types could be removed}}"));
BString message;
format.Format(message, removed);
error_alert(message, B_OK, B_INFO_ALERT);
}
void
FileTypesWindow::MessageReceived(BMessage* message)
{
switch (message->what) {
case B_SIMPLE_DATA:
type_code type;
if (message->GetInfo("refs", &type) == B_OK
&& type == B_REF_TYPE) {
be_app->PostMessage(message);
}
break;
case kMsgToggleIcons:
{
BMenuItem* item;
if (message->FindPointer("source", (void **)&item) != B_OK)
break;
item->SetMarked(!fTypeListView->IsShowingIcons());
fTypeListView->ShowIcons(item->IsMarked());
// update settings
BMessage update(kMsgSettingsChanged);
update.AddBool("show_icons", item->IsMarked());
be_app_messenger.SendMessage(&update);
break;
}
case kMsgToggleRule:
{
BMenuItem* item;
if (message->FindPointer("source", (void **)&item) != B_OK)
break;
item->SetMarked(fRuleControl->IsHidden());
_ShowSnifferRule(item->IsMarked());
// update settings
BMessage update(kMsgSettingsChanged);
update.AddBool("show_rule", item->IsMarked());
be_app_messenger.SendMessage(&update);
break;
}
case kMsgTypeSelected:
{
int32 index;
if (message->FindInt32("index", &index) == B_OK) {
MimeTypeItem* item = (MimeTypeItem*)fTypeListView->ItemAt(index);
if (item != NULL) {
BMimeType type(item->Type());
_SetType(&type);
} else
_SetType(NULL);
}
break;
}
case kMsgAddType:
{
if (fNewTypeWindow == NULL) {
fNewTypeWindow = new NewFileTypeWindow(this, fCurrentType.Type());
fNewTypeWindow->Show();
} else
fNewTypeWindow->Activate();
break;
}
case kMsgNewTypeWindowClosed:
fNewTypeWindow = NULL;
break;
case kMsgRemoveType:
{
if (fCurrentType.Type() == NULL)
break;
BAlert* alert;
if (fCurrentType.IsSupertypeOnly()) {
alert = new BPrivate::OverrideAlert("FileTypes Request",
"Removing a super type cannot be reverted.\n"
"All file types that belong to this super type "
"will be lost!\n\n"
"Are you sure you want to do this? To remove the whole "
"group, hold down the Shift key and press \"Remove\".",
"Remove", B_SHIFT_KEY, "Cancel", 0, NULL, 0,
B_WIDTH_AS_USUAL, B_STOP_ALERT);
} else {
alert = new BAlert("FileTypes Request",
"Removing a file type cannot be reverted.\n"
"Are you sure you want to remove it?",
"Remove", "Cancel", NULL, B_WIDTH_AS_USUAL, B_WARNING_ALERT);
}
if (alert->Go())
break;
status_t status = fCurrentType.Delete();
if (status != B_OK)
fprintf(stderr, "Could not remove file type: %s\n", strerror(status));
break;
}
case kMsgSelectNewType:
{
const char* type;
if (message->FindString("type", &type) == B_OK)
fTypeListView->SelectNewType(type);
break;
}
// File Recognition group
case kMsgExtensionSelected:
{
int32 index;
if (message->FindInt32("index", &index) == B_OK) {
BStringItem* item = (BStringItem*)fExtensionListView->ItemAt(index);
fRemoveExtensionButton->SetEnabled(item != NULL);
}
break;
}
case kMsgExtensionInvoked:
{
if (fCurrentType.Type() == NULL)
break;
int32 index;
if (message->FindInt32("index", &index) == B_OK) {
BStringItem* item = (BStringItem*)fExtensionListView->ItemAt(index);
if (item == NULL)
break;
BWindow* window = new ExtensionWindow(this, fCurrentType, item->Text());
window->Show();
}
break;
}
case kMsgAddExtension:
{
if (fCurrentType.Type() == NULL)
break;
BWindow* window = new ExtensionWindow(this, fCurrentType, NULL);
window->Show();
break;
}
case kMsgRemoveExtension:
{
int32 index = fExtensionListView->CurrentSelection();
if (index < 0 || fCurrentType.Type() == NULL)
break;
BMessage extensions;
if (fCurrentType.GetFileExtensions(&extensions) == B_OK) {
extensions.RemoveData("extensions", index);
fCurrentType.SetFileExtensions(&extensions);
}
break;
}
case kMsgRuleEntered:
{
// check rule
BString parseError;
if (BMimeType::CheckSnifferRule(fRuleControl->Text(), &parseError) != B_OK) {
parseError.Prepend("Recognition rule is not valid:\n\n");
error_alert(parseError.String());
} else
fCurrentType.SetSnifferRule(fRuleControl->Text());
break;
}
// Description group
case kMsgTypeEntered:
{
fCurrentType.SetShortDescription(fTypeNameControl->Text());
break;
}
case kMsgDescriptionEntered:
{
fCurrentType.SetLongDescription(fDescriptionControl->Text());
break;
}
// Preferred Application group
case kMsgPreferredAppChosen:
{
const char* signature;
if (message->FindString("signature", &signature) != B_OK)
signature = NULL;
fCurrentType.SetPreferredApp(signature);
break;
}
case kMsgSelectPreferredApp:
{
BMessage panel(kMsgOpenFilePanel);
panel.AddString("title", "Select preferred application");
panel.AddInt32("message", kMsgPreferredAppOpened);
panel.AddMessenger("target", this);
be_app_messenger.SendMessage(&panel);
break;
}
case kMsgPreferredAppOpened:
_AdoptPreferredApplication(message, false);
break;
case kMsgSamePreferredAppAs:
{
BMessage panel(kMsgOpenFilePanel);
panel.AddString("title", "Select same preferred application as");
panel.AddInt32("message", kMsgSamePreferredAppAsOpened);
panel.AddMessenger("target", this);
be_app_messenger.SendMessage(&panel);
break;
}
case kMsgSamePreferredAppAsOpened:
_AdoptPreferredApplication(message, true);
break;
// Extra Attributes group
case kMsgAttributeSelected:
{
int32 index;
if (message->FindInt32("index", &index) == B_OK) {
AttributeItem* item = (AttributeItem*)fAttributeListView->ItemAt(index);
fRemoveAttributeButton->SetEnabled(item != NULL);
}
break;
}
case kMsgAttributeInvoked:
{
if (fCurrentType.Type() == NULL)
break;
int32 index;
if (message->FindInt32("index", &index) == B_OK) {
AttributeItem* item = (AttributeItem*)fAttributeListView->ItemAt(index);
if (item == NULL)
break;
BWindow* window = new AttributeWindow(this, fCurrentType,
item);
window->Show();
}
break;
}
case kMsgAddAttribute:
{
if (fCurrentType.Type() == NULL)
break;
BWindow* window = new AttributeWindow(this, fCurrentType, NULL);
window->Show();
break;
}
case kMsgRemoveAttribute:
{
int32 index = fAttributeListView->CurrentSelection();
if (index < 0 || fCurrentType.Type() == NULL)
break;
BMessage attributes;
if (fCurrentType.GetAttrInfo(&attributes) == B_OK) {
const char* kAttributeNames[] = {
"attr:public_name", "attr:name", "attr:type",
"attr:editable", "attr:viewable", "attr:extra",
"attr:alignment", "attr:width", "attr:display_as"
};
for (uint32 i = 0; i <
sizeof(kAttributeNames) / sizeof(kAttributeNames[0]); i++) {
attributes.RemoveData(kAttributeNames[i], index);
}
fCurrentType.SetAttrInfo(&attributes);
}
break;
}
case B_META_MIME_CHANGED:
{
const char* type;
int32 which;
if (message->FindString("be:type", &type) != B_OK
|| message->FindInt32("be:which", &which) != B_OK)
break;
if (fCurrentType.Type() == NULL)
break;
if (!strcasecmp(fCurrentType.Type(), type)) {
if (which != B_MIME_TYPE_DELETED)
_SetType(&fCurrentType, which);
else
_SetType(NULL);
} else {
// this change could still affect our current type
if (which == B_MIME_TYPE_DELETED
#ifdef __ANTARES__
|| which == B_SUPPORTED_TYPES_CHANGED
#endif
|| which == B_PREFERRED_APP_CHANGED)
_UpdatePreferredApps(&fCurrentType);
}
break;
}
default:
BWindow::MessageReceived(message);
}
}
void
AttributeWindow::MessageReceived(BMessage* message)
{
switch (message->what) {
case kMsgAttributeUpdated:
case kMsgAlignmentChosen:
case kMsgTypeChosen:
_CheckDisplayAs();
_CheckAcceptable();
break;
case kMsgDisplayAsChosen:
fSpecialControl->SetEnabled(!_DefaultDisplayAs()->IsMarked());
_CheckAcceptable();
break;
case kMsgVisibilityChanged:
{
bool enabled = fVisibleCheckBox->Value() != B_CONTROL_OFF;
fDisplayAsMenuField->SetEnabled(enabled);
fWidthControl->SetEnabled(enabled);
fAlignmentMenuField->SetEnabled(enabled);
fEditableCheckBox->SetEnabled(enabled);
_CheckDisplayAs();
_CheckAcceptable();
break;
}
case kMsgAccept:
{
BMessage attributes;
status_t status = fMimeType.GetAttrInfo(&attributes);
if (status == B_OK) {
// replace the entry, and remove any equivalent entries
BList list;
const char* newAttribute = fAttributeControl->Text();
list.AddItem(_NewItemFromCurrent());
const char* attribute;
for (int32 i = 0; attributes.FindString("attr:name", i,
&attribute) == B_OK; i++) {
if (!strcmp(fAttribute.Name(), attribute)
|| !strcmp(newAttribute, attribute)) {
// remove this item
continue;
}
AttributeItem* item = create_attribute_item(attributes, i);
if (item != NULL)
list.AddItem(item);
}
list.SortItems(compare_attributes);
// Copy them to a new message (their memory is still part of the
// original BMessage)
BMessage newAttributes;
for (int32 i = 0; i < list.CountItems(); i++) {
AttributeItem* item = (AttributeItem*)list.ItemAt(i);
newAttributes.AddString("attr:name", item->Name());
newAttributes.AddString("attr:public_name", item->PublicName());
newAttributes.AddInt32("attr:type", (int32)item->Type());
newAttributes.AddString("attr:display_as", item->DisplayAs());
newAttributes.AddInt32("attr:alignment", item->Alignment());
newAttributes.AddInt32("attr:width", item->Width());
newAttributes.AddBool("attr:viewable", item->Visible());
newAttributes.AddBool("attr:editable", item->Editable());
delete item;
}
status = fMimeType.SetAttrInfo(&newAttributes);
}
if (status != B_OK)
error_alert("Could not change attributes", status);
PostMessage(B_QUIT_REQUESTED);
break;
}
default:
BWindow::MessageReceived(message);
break;
}
}
status_t
retrieve_preferred_app(BMessage* message, bool sameAs, const char* forType,
BString& preferredApp)
{
entry_ref ref;
if (message == NULL || message->FindRef("refs", &ref) != B_OK)
return B_BAD_VALUE;
BFile file(&ref, B_READ_ONLY);
status_t status = file.InitCheck();
char preferred[B_MIME_TYPE_LENGTH];
if (status == B_OK) {
if (sameAs) {
// get preferred app from file
BNodeInfo nodeInfo(&file);
status = nodeInfo.InitCheck();
if (status == B_OK) {
if (nodeInfo.GetPreferredApp(preferred) != B_OK)
preferred[0] = '\0';
if (!preferred[0]) {
// get MIME type from file
char type[B_MIME_TYPE_LENGTH];
if (nodeInfo.GetType(type) == B_OK) {
BMimeType mimeType(type);
mimeType.GetPreferredApp(preferred);
}
}
}
} else {
// get application signature
BAppFileInfo appInfo(&file);
status = appInfo.InitCheck();
if (status == B_OK && appInfo.GetSignature(preferred) != B_OK)
preferred[0] = '\0';
}
}
if (status != B_OK) {
error_alert(B_TRANSLATE("File could not be opened"),
status, B_STOP_ALERT);
return status;
}
if (!preferred[0]) {
error_alert(sameAs
? B_TRANSLATE("Could not retrieve preferred application of this "
"file")
: B_TRANSLATE("Could not retrieve application signature"));
return B_ERROR;
}
// Check if the application chosen supports this type
BMimeType mimeType(forType);
bool found = false;
BMessage applications;
if (mimeType.GetSupportingApps(&applications) == B_OK
&& is_application_in_message(applications, preferred))
found = true;
applications.MakeEmpty();
if (!found && mimeType.GetWildcardApps(&applications) == B_OK
&& is_application_in_message(applications, preferred))
found = true;
if (!found) {
// warn user
BMimeType appType(preferred);
char description[B_MIME_TYPE_LENGTH];
if (appType.GetShortDescription(description) != B_OK)
description[0] = '\0';
char warning[512];
snprintf(warning, sizeof(warning), B_TRANSLATE("The application "
"\"%s\" does not support this file type.\n"
"Are you sure you want to set it anyway?"),
description[0] ? description : preferred);
BAlert* alert = new BAlert(B_TRANSLATE("FileTypes request"), warning,
B_TRANSLATE("Set Preferred Application"), B_TRANSLATE("Cancel"),
NULL, B_WIDTH_AS_USUAL, B_WARNING_ALERT);
if (alert->Go() == 1)
return B_ERROR;
}
preferredApp = preferred;
return B_OK;
}
