src/apps/text_search/GrepApp.cpp

   1 /*
   2  * Copyright (c) 1998-2007 Matthijs Hollemans
   3  * All rights reserved. Distributed under the terms of the MIT License.
   4  */
   5
   6 #include "GrepApp.h"
   7
   8 #include <stdio.h>
   9
  10 #include <Entry.h>
  11
  12 #include "GlobalDefs.h"
  13 #include "GrepWindow.h"
  14 #include "Model.h"
  15
  16
  17 GrepApp::GrepApp()
  18         : BApplication(APP_SIGNATURE),
  19           fGotArgvOnStartup(false),
  20           fGotRefsOnStartup(false),
  21           fQuitter(NULL)
  22 {
  23 }
  24
  25
  26 GrepApp::~GrepApp()
  27 {
  28         delete fQuitter;
  29 }
  30
  31
  32 void
  33 GrepApp::ArgvReceived(int32 argc, char** argv)
  34 {
  35         fGotArgvOnStartup = true;
  36
  37         BMessage message(B_REFS_RECEIVED);
  38         int32 refCount = 0;
  39
  40         for (int32 i = 1; i < argc; i++) {
  41                 BEntry entry(argv[i]);
  42                 entry_ref ref;
  43                 entry.GetRef(&ref);
  44
  45                 if (entry.Exists()) {
  46                         message.AddRef("refs", &ref);
  47                         refCount += 1;
  48                 } else
  49                         printf("%s: File not found: %s\n", argv[0], argv[i]);
  50         }
  51
  52         if (refCount > 0)
  53                 RefsReceived(&message);
  54 }
  55
  56
  57 void
  58 GrepApp::RefsReceived(BMessage* message)
  59 {
  60         if (IsLaunching())
  61                 fGotRefsOnStartup = true;
  62
  63         new GrepWindow(message);
  64 }
  65
  66
  67 void
  68 GrepApp::ReadyToRun()
  69 {
  70         if (!fGotArgvOnStartup && !fGotRefsOnStartup)
  71                 _NewUnfocusedGrepWindow();
  72
  73         // TODO: stippi: I don't understand what this is supposed to do:
  74         if (fGotArgvOnStartup && !fGotRefsOnStartup)
  75                 PostMessage(B_QUIT_REQUESTED);
  76 }
  77
  78
  79 void
  80 GrepApp::MessageReceived(BMessage* message)
  81 {
  82         switch (message->what) {
  83                 case B_SILENT_RELAUNCH:
  84                         _NewUnfocusedGrepWindow();
  85                         break;
  86
  87                 case MSG_TRY_QUIT:
  88                         _TryQuit();
  89                         break;
  90
  91                 default:
  92                         BApplication::MessageReceived(message);
  93                         break;
  94         }
  95 }
  96
  97
  98 void
  99 GrepApp::_TryQuit()
 100 {
 101         if (CountWindows() == 0)
 102                 PostMessage(B_QUIT_REQUESTED);
 103
 104         if (CountWindows() == 1 && fQuitter == NULL) {
 105                 fQuitter = new BMessageRunner(be_app_messenger,
 106                         new BMessage(MSG_TRY_QUIT), 200000, -1);
 107         }
 108 }
 109
 110
 111 void
 112 GrepApp::_NewUnfocusedGrepWindow()
 113 {
 114         BMessage emptyMessage;
 115         new GrepWindow(&emptyMessage);
 116 }