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 TInlineScrollView; 76 class TTeamMenuItem; 77 78 class TBarView : public BView { 79 public: 80 TBarView(BRect frame, bool vertical, bool left, 81 bool top, int32 state, float width); 82 ~TBarView(); 83 84 virtual void AttachedToWindow(); 85 virtual void DetachedFromWindow(); 86 87 virtual void Draw(BRect updateRect); 88 89 virtual void MessageReceived(BMessage* message); 90 91 virtual void MouseMoved(BPoint where, uint32 transit, 92 const BMessage* dragMessage); 93 virtual void MouseDown(BPoint where); 94 95 void SaveSettings(); 96 97 void UpdatePlacement(); 98 void ChangeState(int32 state, bool vertical, bool left, 99 bool top, bool aSync = false); 100 101 void RaiseDeskbar(bool raise); 102 void HideDeskbar(bool hide); 103 104 // window placement methods 105 bool Vertical() const { return fVertical; }; 106 bool Left() const { return fLeft; }; 107 bool Top() const { return fTop; }; 108 bool AcrossTop() const { return fTop && !fVertical; }; 109 bool AcrossBottom() const 110 { return !fTop && !fVertical; }; 111 112 // window state methods 113 bool ExpandoState() const 114 { return fState == kExpandoState; }; 115 bool FullState() const { return fState == kFullState; }; 116 bool MiniState() const { return fState == kMiniState; }; 117 int32 State() const { return fState; }; 118 119 // drag and drop methods 120 void CacheDragData(const BMessage* incoming); 121 status_t DragStart(); 122 static bool MenuTrackingHook(BMenu* menu, void* castToThis); 123 void DragStop(bool full = false); 124 TrackingHookData* GetTrackingHookData(); 125 bool Dragging() const; 126 const BMessage* DragMessage() const; 127 BObjectList<BString>* CachedTypesList() const; 128 bool AppCanHandleTypes(const char* signature); 129 void SetDragOverride(bool); 130 bool DragOverride(); 131 bool InvokeItem(const char* signature); 132 133 void HandleDeskbarMenu(BMessage* targetmessage); 134 135 status_t ItemInfo(int32 id, const char** name, 136 DeskbarShelf* shelf); 137 status_t ItemInfo(const char* name, int32* id, 138 DeskbarShelf* shelf); 139 140 bool ItemExists(int32 id, DeskbarShelf shelf); 141 bool ItemExists(const char* name, DeskbarShelf shelf); 142 143 int32 CountItems(DeskbarShelf shelf); 144 145 status_t AddItem(BMessage* archive, DeskbarShelf shelf, 146 int32* id); 147 status_t AddItem(BEntry* entry, DeskbarShelf shelf, 148 int32* id); 149 150 void RemoveItem(int32 id); 151 void RemoveItem(const char* name, DeskbarShelf shelf); 152 153 BRect OffsetIconFrame(BRect rect) const; 154 BRect IconFrame(int32 id) const; 155 BRect IconFrame(const char* name) const; 156 157 void GetPreferredWindowSize(BRect screenFrame, 158 float* width, float* height); 159 void SizeWindow(BRect screenFrame); 160 void PositionWindow(BRect screenFrame); 161 162 void CheckForScrolling(); 163 164 TExpandoMenuBar* ExpandoMenuBar() const; 165 TBarMenuBar* BarMenuBar() const; 166 TDragRegion* DragRegion() const { return fDragRegion; } 167 TReplicantTray* ReplicantTray() const { return fReplicantTray; } 168 169 private: 170 friend class TBarApp; 171 friend class TDeskbarMenu; 172 friend class PreferencesWindow; 173 174 status_t SendDragMessage(const char* signature, 175 entry_ref* ref = NULL); 176 177 void PlaceDeskbarMenu(); 178 void PlaceTray(bool vertSwap, bool leftSwap); 179 void PlaceApplicationBar(); 180 181 void _ChangeState(BMessage* message); 182 183 TBarApp* fBarApp; 184 TInlineScrollView* fInlineScrollView; 185 TBarMenuBar* fBarMenuBar; 186 TExpandoMenuBar* fExpandoMenuBar; 187 188 int32 fTrayLocation; 189 TDragRegion* fDragRegion; 190 TReplicantTray* fReplicantTray; 191 192 bool fVertical : 1; 193 bool fTop : 1; 194 bool fLeft : 1; 195 int32 fState; 196 197 bigtime_t fPulseRate; 198 bool fRefsRcvdOnly; 199 BMessage* fDragMessage; 200 BObjectList<BString>* fCachedTypesList; 201 TrackingHookData fTrackingHookData; 202 203 uint32 fMaxRecentDocs; 204 uint32 fMaxRecentApps; 205 206 TTeamMenuItem* fLastDragItem; 207 BMessageFilter* fMouseFilter; 208 }; 209 210 211 inline TExpandoMenuBar* 212 TBarView::ExpandoMenuBar() const 213 { 214 return fExpandoMenuBar; 215 } 216 217 218 inline TBarMenuBar* 219 TBarView::BarMenuBar() const 220 { 221 return fBarMenuBar; 222 } 223 224 225 inline bool 226 TBarView::Dragging() const 227 { 228 return (fCachedTypesList && fDragMessage); 229 } 230 231 232 inline const BMessage* 233 TBarView::DragMessage() const 234 { 235 return fDragMessage; 236 } 237 238 239 inline BObjectList<BString>* 240 TBarView::CachedTypesList() const 241 { 242 return fCachedTypesList; 243 } 244 245 246 #endif // BARVIEW_H 247