src/preferences/time/TimeWindow.cpp

   1 /*
   2  * Copyright 2004-2011, Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Andrew McCall <mccall@@digitalparadise.co.uk>
   7  *              Julun <host.haiku@gmx.de>
   8  *              Hamish Morrison <hamish@lavabit.com>
   9  */
  10
  11 #include "TimeWindow.h"
  12
  13 #include <Application.h>
  14 #include <Button.h>
  15 #include <Catalog.h>
  16 #include <LayoutBuilder.h>
  17 #include <Message.h>
  18 #include <Screen.h>
  19 #include <TabView.h>
  20
  21 #include "BaseView.h"
  22 #include "ClockView.h"
  23 #include "DateTimeView.h"
  24 #include "NetworkTimeView.h"
  25 #include "TimeMessages.h"
  26 #include "TimeSettings.h"
  27 #include "ZoneView.h"
  28
  29
  30 #undef B_TRANSLATION_CONTEXT
  31 #define B_TRANSLATION_CONTEXT "Time"
  32
  33 TTimeWindow::TTimeWindow()
  34         :
  35         BWindow(BRect(0, 0, 0, 0), B_TRANSLATE_SYSTEM_NAME("Time"), B_TITLED_WINDOW,
  36                 B_NOT_RESIZABLE | B_NOT_ZOOMABLE | B_AUTO_UPDATE_SIZE_LIMITS)
  37 {
  38         _InitWindow();
  39         _AlignWindow();
  40
  41         AddShortcut('A', B_COMMAND_KEY, new BMessage(B_ABOUT_REQUESTED));
  42 }
  43
  44
  45 TTimeWindow::~TTimeWindow()
  46 {
  47 }
  48
  49
  50 bool
  51 TTimeWindow::QuitRequested()
  52 {
  53         TimeSettings().SetLeftTop(Frame().LeftTop());
  54
  55         fBaseView->StopWatchingAll(fTimeZoneView);
  56         fBaseView->StopWatchingAll(fDateTimeView);
  57
  58         be_app->PostMessage(B_QUIT_REQUESTED);
  59
  60         return BWindow::QuitRequested();
  61 }
  62
  63
  64 void
  65 TTimeWindow::MessageReceived(BMessage* message)
  66 {
  67         switch(message->what) {
  68                 case H_USER_CHANGE:
  69                         fBaseView->ChangeTime(message);
  70                         // To make sure no old time message is in the queue
  71                         _SendTimeChangeFinished();
  72                         _SetRevertStatus();
  73                         break;
  74
  75                 case B_ABOUT_REQUESTED:
  76                         be_app->PostMessage(B_ABOUT_REQUESTED);
  77                         break;
  78
  79                 case kMsgRevert:
  80                         fDateTimeView->MessageReceived(message);
  81                         fTimeZoneView->MessageReceived(message);
  82                         fNetworkTimeView->MessageReceived(message);
  83                         fClockView->MessageReceived(message);
  84                         fRevertButton->SetEnabled(false);
  85                         break;
  86
  87                 case kRTCUpdate:
  88                         fDateTimeView->MessageReceived(message);
  89                         fTimeZoneView->MessageReceived(message);
  90                         _SetRevertStatus();
  91                         break;
  92
  93                 case kMsgChange:
  94                         _SetRevertStatus();
  95                         break;
  96
  97                 case kSelectClockTab:
  98                         // focus the clock tab (last one)
  99                         fTabView->Select(fTabView->CountTabs() - 1);
 100                         break;
 101
 102                 case kShowHideTime:
 103                         fClockView->MessageReceived(message);
 104                         break;
 105
 106                 default:
 107                         BWindow::MessageReceived(message);
 108                         break;
 109         }
 110 }
 111
 112
 113 void
 114 TTimeWindow::_InitWindow()
 115 {
 116         SetPulseRate(500000);
 117
 118         fDateTimeView = new DateTimeView(B_TRANSLATE("Date and time"));
 119         fTimeZoneView = new TimeZoneView(B_TRANSLATE("Time zone"));
 120         fNetworkTimeView = new NetworkTimeView(B_TRANSLATE("Network time"));
 121         fClockView = new ClockView(B_TRANSLATE("Clock"));
 122
 123         fBaseView = new TTimeBaseView("baseView");
 124         fBaseView->StartWatchingAll(fDateTimeView);
 125         fBaseView->StartWatchingAll(fTimeZoneView);
 126
 127         fTabView = new BTabView("tabView", B_WIDTH_FROM_WIDEST);
 128         fTabView->AddTab(fDateTimeView);
 129         fTabView->AddTab(fTimeZoneView);
 130         fTabView->AddTab(fNetworkTimeView);
 131         fTabView->AddTab(fClockView);
 132
 133         fBaseView->AddChild(fTabView);
 134
 135         fRevertButton = new BButton("revert", B_TRANSLATE("Revert"),
 136                 new BMessage(kMsgRevert));
 137         fRevertButton->SetEnabled(false);
 138         fRevertButton->SetTarget(this);
 139         fRevertButton->SetExplicitAlignment(
 140                 BAlignment(B_ALIGN_LEFT, B_ALIGN_MIDDLE));
 141
 142         BLayoutBuilder::Group<>(this, B_VERTICAL)
 143                 .SetInsets(B_USE_DEFAULT_SPACING)
 144                 .Add(fBaseView)
 145                 .Add(fRevertButton);
 146 }
 147
 148
 149 void
 150 TTimeWindow::_AlignWindow()
 151 {
 152         BPoint pt = TimeSettings().LeftTop();
 153         MoveTo(pt);
 154
 155         BRect frame = Frame();
 156         BRect screen = BScreen().Frame();
 157         if (!frame.Intersects(screen.InsetByCopy(50.0, 50.0))) {
 158                 BRect bounds(Bounds());
 159                 BPoint leftTop((screen.Width() - bounds.Width()) / 2.0,
 160                         (screen.Height() - bounds.Height()) / 2.0);
 161
 162                 MoveTo(leftTop);
 163         }
 164 }
 165
 166
 167 void
 168 TTimeWindow::_SendTimeChangeFinished()
 169 {
 170         BMessenger messenger(fDateTimeView);
 171         BMessage msg(kChangeTimeFinished);
 172         messenger.SendMessage(&msg);
 173 }
 174
 175
 176 void
 177 TTimeWindow::_SetRevertStatus()
 178 {
 179         fRevertButton->SetEnabled(fDateTimeView->CheckCanRevert()
 180                 || fTimeZoneView->CheckCanRevert()
 181                 || fNetworkTimeView->CheckCanRevert()
 182                 || fClockView->CheckCanRevert());
 183 }