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 30 trademarks of Be Incorporated in the United States and other countries. Other 31 brand product names are registered trademarks or trademarks of their respective 32 holders. 33 All rights reserved. 34 */ 35 #ifndef BARVIEW_H 36 #define BARVIEW_H 37 38 39 #include <Deskbar.h> 40 #include <View.h> 41 42 #include "NavMenu.h" 43 #include "ObjectList.h" 44 45 46 const uint32 kStateChanged = 'stch'; 47 48 49 enum DeskbarShelf { 50 B_DESKBAR_ANY_SHELF = 0, 51 B_DESKBAR_TRAY = 1 52 }; 53 54 enum { 55 kMiniState = 0, 56 kExpandoState = 1, 57 kFullState = 2 58 }; 59 60 61 const float kMiniHeight = 46.0f; 62 const float kHModeHeight = 21.0f; 63 const float kMenuBarHeight = 21.0f; 64 const float kStatusHeight = 22.0f; 65 const float kHiddenDimension = 1.0f; 66 const float kMaxPreventHidingDist = 80.0f; 67 68 69 class BShelf; 70 class TBarApp; 71 class TBarMenuBar; 72 class TExpandoMenuBar; 73 class TReplicantTray; 74 class TDragRegion; 75 class TResizeControl; 76 class TInlineScrollView; 77 class TTeamMenuItem; 78 79 class TBarView : public BView { 80 public: 81 TBarView(BRect frame, bool vertical, bool left, 82 bool top, int32 state, float width); 83 ~TBarView(); 84 85 virtual void AttachedToWindow(); 86 virtual void DetachedFromWindow(); 87 88 virtual void Draw(BRect updateRect); 89 90 virtual void MessageReceived(BMessage* message); 91 92 virtual void MouseMoved(BPoint where, uint32 transit, 93 const BMessage* dragMessage); 94 virtual void MouseDown(BPoint where); 95 96 void SaveSettings(); 97 98 void UpdatePlacement(); 99 void ChangeState(int32 state, bool vertical, bool left, 100 bool top, bool aSync = false); 101 102 void RaiseDeskbar(bool raise); 103 void HideDeskbar(bool hide); 104 105 // window placement methods 106 bool Vertical() const { return fVertical; }; 107 bool Left() const { return fLeft; }; 108 bool Top() const { return fTop; }; 109 bool AcrossTop() const { return fTop && !fVertical; }; 110 bool AcrossBottom() const 111 { return !fTop && !fVertical; }; 112 113 // window state methods 114 bool ExpandoState() const 115 { return fState == kExpandoState; }; 116 bool FullState() const { return fState == kFullState; }; 117 bool MiniState() const { return fState == kMiniState; }; 118 int32 State() const { return fState; }; 119 120 // drag and drop methods 121 void CacheDragData(const BMessage* incoming); 122 status_t DragStart(); 123 static bool MenuTrackingHook(BMenu* menu, void* castToThis); 124 void DragStop(bool full = false); 125 TrackingHookData* GetTrackingHookData(); 126 bool Dragging() const; 127 const BMessage* DragMessage() const; 128 BObjectList<BString>* CachedTypesList() const; 129 bool AppCanHandleTypes(const char* signature); 130 void SetDragOverride(bool); 131 bool DragOverride(); 132 bool InvokeItem(const char* signature); 133 134 void HandleDeskbarMenu(BMessage* targetmessage); 135 136 status_t ItemInfo(int32 id, const char** name, 137 DeskbarShelf* shelf); 138 status_t ItemInfo(const char* name, int32* id, 139 DeskbarShelf* shelf); 140 141 bool ItemExists(int32 id, DeskbarShelf shelf); 142 bool ItemExists(const char* name, DeskbarShelf shelf); 143 144 int32 CountItems(DeskbarShelf shelf); 145 146 BSize MaxItemSize(DeskbarShelf shelf); 147 148 status_t AddItem(BMessage* archive, DeskbarShelf shelf, 149 int32* id); 150 status_t AddItem(BEntry* entry, DeskbarShelf shelf, 151 int32* id); 152 153 void RemoveItem(int32 id); 154 void RemoveItem(const char* name, DeskbarShelf shelf); 155 156 BRect OffsetIconFrame(BRect rect) const; 157 BRect IconFrame(int32 id) const; 158 BRect IconFrame(const char* name) const; 159 160 void GetPreferredWindowSize(BRect screenFrame, 161 float* width, float* height); 162 void SizeWindow(BRect screenFrame); 163 void PositionWindow(BRect screenFrame); 164 165 void CheckForScrolling(); 166 167 TExpandoMenuBar* ExpandoMenuBar() const; 168 TBarMenuBar* BarMenuBar() const; 169 TDragRegion* DragRegion() const { return fDragRegion; } 170 TReplicantTray* ReplicantTray() const { return fReplicantTray; } 171 172 private: 173 friend class TBarApp; 174 friend class TDeskbarMenu; 175 friend class PreferencesWindow; 176 177 status_t SendDragMessage(const char* signature, 178 entry_ref* ref = NULL); 179 180 void PlaceDeskbarMenu(); 181 void PlaceTray(bool vertSwap, bool leftSwap); 182 void PlaceApplicationBar(); 183 184 void _ChangeState(BMessage* message); 185 186 TBarApp* fBarApp; 187 TInlineScrollView* fInlineScrollView; 188 TBarMenuBar* fBarMenuBar; 189 TExpandoMenuBar* fExpandoMenuBar; 190 191 int32 fTrayLocation; 192 TDragRegion* fDragRegion; 193 TResizeControl* fResizeControl; 194 TReplicantTray* fReplicantTray; 195 196 bool fVertical : 1; 197 bool fTop : 1; 198 bool fLeft : 1; 199 int32 fState; 200 201 bigtime_t fPulseRate; 202 bool fRefsRcvdOnly; 203 BMessage* fDragMessage; 204 BObjectList<BString>* fCachedTypesList; 205 TrackingHookData fTrackingHookData; 206 207 uint32 fMaxRecentDocs; 208 uint32 fMaxRecentApps; 209 210 TTeamMenuItem* fLastDragItem; 211 BMessageFilter* fMouseFilter; 212 }; 213 214 215 inline TExpandoMenuBar* 216 TBarView::ExpandoMenuBar() const 217 { 218 return fExpandoMenuBar; 219 } 220 221 222 inline TBarMenuBar* 223 TBarView::BarMenuBar() const 224 { 225 return fBarMenuBar; 226 } 227 228 229 inline bool 230 TBarView::Dragging() const 231 { 232 return (fCachedTypesList && fDragMessage); 233 } 234 235 236 inline const BMessage* 237 TBarView::DragMessage() const 238 { 239 return fDragMessage; 240 } 241 242 243 inline BObjectList<BString>* 244 TBarView::CachedTypesList() const 245 { 246 return fCachedTypesList; 247 } 248 249 250 #endif // BARVIEW_H 251