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 status_t AddItem(BMessage* archive, DeskbarShelf shelf, 147 int32* id); 148 status_t AddItem(BEntry* entry, DeskbarShelf shelf, 149 int32* id); 150 151 void RemoveItem(int32 id); 152 void RemoveItem(const char* name, DeskbarShelf shelf); 153 154 BRect OffsetIconFrame(BRect rect) const; 155 BRect IconFrame(int32 id) const; 156 BRect IconFrame(const char* name) const; 157 158 void GetPreferredWindowSize(BRect screenFrame, 159 float* width, float* height); 160 void SizeWindow(BRect screenFrame); 161 void PositionWindow(BRect screenFrame); 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 _ChangeState(BMessage* message); 183 184 TBarApp* fBarApp; 185 TInlineScrollView* fInlineScrollView; 186 TBarMenuBar* fBarMenuBar; 187 TExpandoMenuBar* fExpandoMenuBar; 188 189 int32 fTrayLocation; 190 TDragRegion* fDragRegion; 191 TResizeControl* fResizeControl; 192 TReplicantTray* fReplicantTray; 193 194 bool fVertical : 1; 195 bool fTop : 1; 196 bool fLeft : 1; 197 int32 fState; 198 199 bigtime_t fPulseRate; 200 bool fRefsRcvdOnly; 201 BMessage* fDragMessage; 202 BObjectList<BString>* fCachedTypesList; 203 TrackingHookData fTrackingHookData; 204 205 uint32 fMaxRecentDocs; 206 uint32 fMaxRecentApps; 207 208 TTeamMenuItem* fLastDragItem; 209 BMessageFilter* fMouseFilter; 210 }; 211 212 213 inline TExpandoMenuBar* 214 TBarView::ExpandoMenuBar() const 215 { 216 return fExpandoMenuBar; 217 } 218 219 220 inline TBarMenuBar* 221 TBarView::BarMenuBar() const 222 { 223 return fBarMenuBar; 224 } 225 226 227 inline bool 228 TBarView::Dragging() const 229 { 230 return (fCachedTypesList && fDragMessage); 231 } 232 233 234 inline const BMessage* 235 TBarView::DragMessage() const 236 { 237 return fDragMessage; 238 } 239 240 241 inline BObjectList<BString>* 242 TBarView::CachedTypesList() const 243 { 244 return fCachedTypesList; 245 } 246 247 248 #endif // BARVIEW_H 249