1 /* 2 * Copyright 2009 Jonas Sundström, jonas@kirilla.com 3 * Copyright 1998-2007 Matthijs Hollemans 4 * All rights reserved. Distributed under the terms of the MIT License. 5 */ 6 #ifndef _TRACKER_ADDON_APP_LAUNCH_H 7 #define _TRACKER_ADDON_APP_LAUNCH_H 8 9 10 #include <Entry.h> 11 #include <image.h> 12 #include <Roster.h> 13 #include <TrackerAddOn.h> 14 15 16 void 17 process_refs(entry_ref directory, BMessage* refs, void* reserved) 18 { 19 // When this header file is included by an application it becomes 20 // ready to be used as a Tracker add-on. This function will launch 21 // the application with the entry_refs given by Tracker to the addon. 22 23 // The "directory" entry_ref holds the entry_ref of the folder from where 24 // the addon was launched. If launched from a query it's probably invalid. 25 // The "refs" BMessage is a standard B_REFS_RECEIVED message whose 26 // "refs" array contains the entry_refs of the selected files. 27 // The last argument, "reserved", is currently unused. 28 29 refs->AddRef("dir_ref", &directory); 30 // The folder's entry_ref might be useful to some applications. 31 // We include it by a different name than the other entry_refs. 32 // It could be useful to know if an application got its refs as a 33 // Tracker addon. A B_REFS_RECEIVED message with a "dir_ref" 34 // provides such a hint. 35 36 // get the path of the Tracker add-on 37 image_info image; 38 int32 cookie = 0; 39 status_t status = get_next_image_info(0, &cookie, &image); 40 41 while (status == B_OK) { 42 if (((char*)process_refs >= (char*)image.text 43 && (char*)process_refs <= (char*)image.text + image.text_size) 44 || ((char*)process_refs >= (char*)image.data 45 && (char*)process_refs <= (char*)image.data + image.data_size)) 46 break; 47 48 status = get_next_image_info(0, &cookie, &image); 49 } 50 51 entry_ref addonRef; 52 if (get_ref_for_path(image.name, &addonRef) != B_OK) 53 return; 54 55 status = be_roster->Launch(&addonRef, refs); 56 if (status == B_OK || status == B_ALREADY_RUNNING) 57 return; 58 59 // If launching by entry_ref fails it's probably futile to 60 // launch by signature this way, but we can try anyway. 61 62 app_info appInfo; 63 if (be_roster->GetAppInfo(&addonRef, &appInfo) != B_OK) 64 return; 65 66 be_roster->Launch(appInfo.signature, refs); 67 } 68 69 70 #endif // _TRACKER_ADDON_APP_LAUNCH_H 71 72