src/preferences/notifications/PrefletWin.cpp

   1 /*
   2  * Copyright 2010-2014, Haiku, Inc. All Rights Reserved.
   3  * Copyright 2009, Pier Luigi Fiorini.
   4  * Distributed under the terms of the MIT License.
   5  *
   6  * Authors:
   7  *              Pier Luigi Fiorini, pierluigi.fiorini@gmail.com
   8  */
   9
  10 #include "PrefletWin.h"
  11
  12 #include <Alert.h>
  13 #include <Application.h>
  14 #include <Button.h>
  15 #include <Catalog.h>
  16 #include <FindDirectory.h>
  17 #include <LayoutBuilder.h>
  18 #include <Path.h>
  19
  20 #include <notification/Notifications.h>
  21
  22 #include "PrefletView.h"
  23
  24
  25 #undef B_TRANSLATION_CONTEXT
  26 #define B_TRANSLATION_CONTEXT "PrefletWin"
  27
  28
  29 const int32 kRevert = '_RVT';
  30 const int32 kApply = '_APY';
  31
  32
  33 PrefletWin::PrefletWin()
  34         :
  35         BWindow(BRect(0, 0, 1, 1), B_TRANSLATE_SYSTEM_NAME("Notifications"),
  36                 B_TITLED_WINDOW, B_NOT_ZOOMABLE | B_NOT_RESIZABLE
  37                 | B_ASYNCHRONOUS_CONTROLS | B_AUTO_UPDATE_SIZE_LIMITS)
  38 {
  39         // Preflet container view
  40         fMainView = new PrefletView(this);
  41
  42         // Apply and revert buttons
  43         fRevert = new BButton("revert", B_TRANSLATE("Revert"),
  44                 new BMessage(kRevert));
  45         fRevert->SetEnabled(false);
  46         fApply = new BButton("apply", B_TRANSLATE("Apply"), new BMessage(kApply));
  47         fApply->SetEnabled(false);
  48
  49         // Build the layout
  50         BLayoutBuilder::Group<>(this, B_VERTICAL)
  51                 .SetInsets(B_USE_DEFAULT_SPACING)
  52                 .Add(fMainView)
  53                 .AddGroup(B_HORIZONTAL)
  54                         .Add(fRevert)
  55                         .AddGlue()
  56                         .Add(fApply);
  57
  58         ReloadSettings();
  59
  60         // Center this window on screen and show it
  61         CenterOnScreen();
  62         Show();
  63 }
  64
  65
  66 void
  67 PrefletWin::MessageReceived(BMessage* msg)
  68 {
  69         switch (msg->what) {
  70                 case kApply:
  71                 {
  72                         BPath path;
  73
  74                         status_t ret = B_OK;
  75                         ret = find_directory(B_USER_SETTINGS_DIRECTORY, &path);
  76                         if (ret != B_OK)
  77                                 return;
  78
  79                         path.Append(kSettingsFile);
  80
  81                         BMessage settingsStore;
  82                         for (int32 i = 0; i < fMainView->CountPages(); i++) {
  83                                 SettingsPane* pane =
  84                                         dynamic_cast<SettingsPane*>(fMainView->PageAt(i));
  85                                 if (pane) {
  86                                         if (pane->Save(settingsStore) == B_OK) {
  87                                                 fApply->SetEnabled(false);
  88                                                 fRevert->SetEnabled(true);
  89                                         } else
  90                                                 break;
  91                                 }
  92                         }
  93
  94                         // Save settings file
  95                         BFile file(path.Path(), B_WRITE_ONLY | B_CREATE_FILE | B_ERASE_FILE);
  96                         ret = settingsStore.Flatten(&file);
  97                         if (ret != B_OK) {
  98                                 BAlert* alert = new BAlert("",
  99                                         B_TRANSLATE("An error occurred saving the preferences.\n"
 100                                                 "It's possible you are running out of disk space."),
 101                                         B_TRANSLATE("OK"), NULL, NULL, B_WIDTH_AS_USUAL,
 102                                         B_STOP_ALERT);
 103                                 alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
 104                                 (void)alert->Go();
 105                         }
 106
 107                         break;
 108                 }
 109                 case kRevert:
 110                         for (int32 i = 0; i < fMainView->CountPages(); i++) {
 111                                 SettingsPane* pane =
 112                                         dynamic_cast<SettingsPane*>(fMainView->PageAt(i));
 113                                 if (pane) {
 114                                         if (pane->Revert() == B_OK)
 115                                                 fRevert->SetEnabled(false);
 116                                 }
 117                         }
 118                         break;
 119                 default:
 120                         BWindow::MessageReceived(msg);
 121         }
 122 }
 123
 124
 125 bool
 126 PrefletWin::QuitRequested()
 127 {
 128         be_app_messenger.SendMessage(B_QUIT_REQUESTED);
 129         return true;
 130 }
 131
 132
 133 void
 134 PrefletWin::SettingChanged()
 135 {
 136         fApply->SetEnabled(true);
 137 }
 138
 139
 140 void
 141 PrefletWin::ReloadSettings()
 142 {
 143         BPath path;
 144
 145         if (find_directory(B_USER_SETTINGS_DIRECTORY, &path) != B_OK)
 146                 return;
 147
 148         // FIXME don't load this again here, share with other tabs!
 149         path.Append(kSettingsFile);
 150
 151         BMessage settings;
 152         BFile file(path.Path(), B_READ_ONLY);
 153         settings.Unflatten(&file);
 154
 155         for (int32 i = 0; i < fMainView->CountPages(); i++) {
 156                 SettingsPane* pane =
 157                         dynamic_cast<SettingsPane*>(fMainView->PageAt(i));
 158                 if (pane)
 159                         pane->Load(settings);
 160         }
 161 }