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 void AddExpandedItem(const char* signature); 162 163 void CheckForScrolling(); 164 165 TExpandoMenuBar* ExpandoMenuBar() const; 166 TBarMenuBar* BarMenuBar() const; 167 TDragRegion* DragRegion() const { return fDragRegion; } 168 TReplicantTray* ReplicantTray() const { return fReplicantTray; } 169 170 private: 171 friend class TBarApp; 172 friend class TDeskbarMenu; 173 friend class PreferencesWindow; 174 175 status_t SendDragMessage(const char* signature, 176 entry_ref* ref = NULL); 177 178 void PlaceDeskbarMenu(); 179 void PlaceTray(bool vertSwap, bool leftSwap); 180 void PlaceApplicationBar(); 181 182 void SaveExpandedItems(); 183 void RemoveExpandedItems(); 184 void ExpandItems(); 185 186 void _ChangeState(BMessage* message); 187 188 TBarApp* fBarApp; 189 TInlineScrollView* fInlineScrollView; 190 TBarMenuBar* fBarMenuBar; 191 TExpandoMenuBar* fExpandoMenuBar; 192 193 int32 fTrayLocation; 194 TDragRegion* fDragRegion; 195 TReplicantTray* fReplicantTray; 196 197 bool fVertical : 1; 198 bool fTop : 1; 199 bool fLeft : 1; 200 int32 fState; 201 202 bigtime_t fPulseRate; 203 bool fRefsRcvdOnly; 204 BMessage* fDragMessage; 205 BObjectList<BString>* fCachedTypesList; 206 TrackingHookData fTrackingHookData; 207 208 uint32 fMaxRecentDocs; 209 uint32 fMaxRecentApps; 210 211 TTeamMenuItem* fLastDragItem; 212 BList fExpandedItems; 213 BMessageFilter* fMouseFilter; 214 }; 215 216 217 inline TExpandoMenuBar* 218 TBarView::ExpandoMenuBar() const 219 { 220 return fExpandoMenuBar; 221 } 222 223 224 inline TBarMenuBar* 225 TBarView::BarMenuBar() const 226 { 227 return fBarMenuBar; 228 } 229 230 231 inline bool 232 TBarView::Dragging() const 233 { 234 return (fCachedTypesList && fDragMessage); 235 } 236 237 238 inline const BMessage* 239 TBarView::DragMessage() const 240 { 241 return fDragMessage; 242 } 243 244 245 inline BObjectList<BString>* 246 TBarView::CachedTypesList() const 247 { 248 return fCachedTypesList; 249 } 250 251 252 #endif // BARVIEW_H 253