src/kits/tracker/StatusWindow.h

   1 /*
   2 Open Tracker License
   3
   4 Terms and Conditions
   5
   6 Copyright (c) 1991-2000, Be Incorporated. All rights reserved.
   7
   8 Permission is hereby granted, free of charge, to any person obtaining a copy of
   9 this software and associated documentation files (the "Software"), to deal in
  10 the Software without restriction, including without limitation the rights to
  11 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
  12 of the Software, and to permit persons to whom the Software is furnished to do
  13 so, subject to the following conditions:
  14
  15 The above copyright notice and this permission notice applies to all licensees
  16 and shall be included in all copies or substantial portions of the Software.
  17
  18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF TITLE, MERCHANTABILITY,
  20 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  21 BE INCORPORATED BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  22 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF, OR IN CONNECTION
  23 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24
  25 Except as contained in this notice, the name of Be Incorporated shall not be
  26 used in advertising or otherwise to promote the sale, use or other dealings in
  27 this Software without prior written authorization from Be Incorporated.
  28
  29 Tracker(TM), Be(R), BeOS(R), and BeIA(TM) are trademarks or registered trademarks
  30 of Be Incorporated in the United States and other countries. Other brand product
  31 names are registered trademarks or trademarks of their respective holders.
  32 All rights reserved.
  33 */
  34 #ifndef _STATUS_WINDOW_H
  35 #define _STATUS_WINDOW_H
  36
  37
  38 #include <Bitmap.h>
  39 #include <ObjectList.h>
  40 #include <StatusBar.h>
  41 #include <String.h>
  42 #include <View.h>
  43 #include <Window.h>
  44
  45
  46 namespace BPrivate {
  47
  48
  49 enum StatusWindowState {
  50         kCopyState,
  51         kMoveState,
  52         kDeleteState,
  53         kTrashState,
  54         kVolumeState,
  55         kCreateLinkState,
  56         kRestoreFromTrashState
  57 };
  58
  59 class BStatusView;
  60
  61
  62 class BStatusWindow : public BWindow {
  63 public:
  64                                                                 BStatusWindow();
  65         virtual                                         ~BStatusWindow();
  66
  67                         void                            CreateStatusItem(thread_id,
  68                                                                         StatusWindowState);
  69                         void                            InitStatusItem(thread_id, int32 totalItems,
  70                                                                         off_t totalSize,
  71                                                                         const entry_ref* destDir = NULL,
  72                                                                         bool showCount = true);
  73                         void                            UpdateStatus(thread_id, const char* curItem,
  74                                                                         off_t itemSize, bool optional = false);
  75                                                                         // If true is passed in <optional> status
  76                                                                         // will only be updated if 0.2 seconds
  77                                                                         // elapsed since the last update
  78                         void                            RemoveStatusItem(thread_id);
  79
  80                         bool                            CheckCanceledOrPaused(thread_id);
  81
  82                         bool                            AttemptToQuit();
  83                                                                         // Called by the tracker app during quit
  84                                                                         // time, before inherited QuitRequested;
  85                                                                         // kills all the copy/move/empty trash
  86                                                                         // threads in a clean way by issuing a
  87                                                                         // cancel.
  88 protected:
  89         virtual void                            WindowActivated(bool state);
  90
  91 private:
  92                         BObjectList<BStatusView> fViewList;
  93                         BMessageFilter*         fMouseDownFilter;
  94
  95                         bool                            fRetainDesktopFocus;
  96
  97                         typedef BWindow         _inherited;
  98 };
  99
 100
 101 class BStatusView : public BView {
 102 public:
 103                                                                 BStatusView(BRect frame, thread_id,
 104                                                                         StatusWindowState state);
 105         virtual                                         ~BStatusView();
 106
 107                         void                            Init();
 108
 109                         void                            InitStatus(int32 totalItems, off_t totalSize,
 110                                                                         const entry_ref* destDir, bool showCount);
 111
 112         // BView overrides
 113         virtual void                            Draw(BRect updateRect);
 114         virtual void                            AttachedToWindow();
 115         virtual void                            MessageReceived(BMessage* message);
 116
 117                         void                            UpdateStatus(const char* currentItem,
 118                                                                         off_t itemSize, bool optional = false);
 119                                                                         // If true is passed in <optional> status
 120                                                                         // will only be updated if 0.2 seconds
 121                                                                         // elapsed since the last update.
 122
 123                         bool                            WasCanceled() const;
 124                         bool                            IsPaused() const;
 125                         thread_id                       Thread() const;
 126
 127                         void                            SetWasCanceled();
 128                                                                         // called by AboutToQuit
 129
 130 private:
 131                         BString                         _DestinationString(float* _width);
 132                         BString                         _StatusString(float availableSpace,
 133                                                                         float fontSize, float* _width);
 134
 135                         BString                         _SpeedStatusString(float availableSpace,
 136                                                                         float* _width);
 137                         BString                         _FullSpeedString();
 138                         BString                         _ShortSpeedString();
 139
 140                         BString                         _TimeStatusString(float availableSpace,
 141                                                                         float* _width);
 142                         BString                         _ShortTimeRemainingString(const char* timeText);
 143                         BString                         _FullTimeRemainingString(time_t now,
 144                                                                         time_t finishTime, const char* timeText);
 145
 146                         BStatusBar*                     fStatusBar;
 147                         off_t                           fTotalSize;
 148                         off_t                           fItemSize;
 149                         off_t                           fSizeProcessed;
 150                         off_t                           fLastSpeedReferenceSize;
 151                         off_t                           fEstimatedFinishReferenceSize;
 152                         int32                           fCurItem;
 153                         int32                           fType;
 154                         BBitmap*                        fBitmap;
 155                         BButton*                        fStopButton;
 156                         BButton*                        fPauseButton;
 157                         thread_id                       fThread;
 158                         bigtime_t                       fLastUpdateTime;
 159                         bigtime_t                       fLastSpeedReferenceTime;
 160                         bigtime_t                       fProcessStartTime;
 161                         bigtime_t                       fLastSpeedUpdateTime;
 162                         bigtime_t                       fEstimatedFinishReferenceTime;
 163         static  const size_t            kBytesPerSecondSlots = 10;
 164                         size_t                          fCurrentBytesPerSecondSlot;
 165                         double                          fBytesPerSecondSlot[kBytesPerSecondSlots];
 166                         double                          fBytesPerSecond;
 167                         bool                            fShowCount;
 168                         bool                            fWasCanceled;
 169                         bool                            fIsPaused;
 170                         BString                         fDestDir;
 171                         char                            fPendingStatusString[128];
 172
 173                         typedef BView           _inherited;
 174 };
 175
 176
 177 inline bool
 178 BStatusView::IsPaused() const
 179 {
 180         return fIsPaused;
 181 }
 182
 183
 184 inline bool
 185 BStatusView::WasCanceled() const
 186 {
 187         return fWasCanceled;
 188 }
 189
 190
 191 inline thread_id
 192 BStatusView::Thread() const
 193 {
 194         return fThread;
 195 }
 196
 197
 198 extern BStatusWindow* gStatusWindow;
 199
 200
 201 } // namespace BPrivate
 202
 203 using namespace BPrivate;
 204
 205
 206 #endif // _STATUS_WINDOW_H