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 const float kHModeHeight = 21.0f; 61 const float kMenuBarHeight = 21.0f; 62 const float kStatusHeight = 22.0f; 63 const float kHiddenDimension = 1.0f; 64 const float kMaxPreventHidingDist = 80.0f; 65 66 67 class BShelf; 68 class TBarApp; 69 class TBarMenuBar; 70 class TBarWindow; 71 class TExpandoMenuBar; 72 class TReplicantTray; 73 class TDragRegion; 74 class TResizeControl; 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 MouseDown(BPoint where); 92 virtual void MouseMoved(BPoint where, uint32 transit, 93 const BMessage* dragMessage); 94 virtual void MouseUp(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 && fState != kMiniState; }; 111 bool AcrossBottom() const { return !fTop && !fVertical 112 && fState != kMiniState; }; 113 114 // window state methods 115 bool ExpandoState() const 116 { return fState == kExpandoState; }; 117 bool FullState() const { return fState == kFullState; }; 118 bool MiniState() const { return fState == kMiniState; }; 119 int32 State() const { return fState; }; 120 121 // drag and drop methods 122 void CacheDragData(const BMessage* incoming); 123 status_t DragStart(); 124 static bool MenuTrackingHook(BMenu* menu, void* castToThis); 125 void DragStop(bool full = false); 126 TrackingHookData* GetTrackingHookData(); 127 bool Dragging() const; 128 const BMessage* DragMessage() const; 129 BObjectList<BString>* CachedTypesList() const; 130 bool AppCanHandleTypes(const char* signature); 131 void SetDragOverride(bool); 132 bool DragOverride(); 133 bool InvokeItem(const char* signature); 134 135 void HandleDeskbarMenu(BMessage* targetmessage); 136 137 status_t ItemInfo(int32 id, const char** name, 138 DeskbarShelf* shelf); 139 status_t ItemInfo(const char* name, int32* id, 140 DeskbarShelf* shelf); 141 142 bool ItemExists(int32 id, DeskbarShelf shelf); 143 bool ItemExists(const char* name, DeskbarShelf shelf); 144 145 int32 CountItems(DeskbarShelf shelf); 146 147 BSize MaxItemSize(DeskbarShelf shelf); 148 149 status_t AddItem(BMessage* archive, DeskbarShelf shelf, 150 int32* id); 151 status_t AddItem(BEntry* entry, DeskbarShelf shelf, 152 int32* id); 153 154 void RemoveItem(int32 id); 155 void RemoveItem(const char* name, DeskbarShelf shelf); 156 157 BRect OffsetIconFrame(BRect rect) const; 158 BRect IconFrame(int32 id) const; 159 BRect IconFrame(const char* name) const; 160 161 void GetPreferredWindowSize(BRect screenFrame, 162 float* width, float* height); 163 void SizeWindow(BRect screenFrame); 164 void PositionWindow(BRect screenFrame); 165 166 void CheckForScrolling(); 167 168 TExpandoMenuBar* ExpandoMenuBar() const; 169 TBarMenuBar* BarMenuBar() const; 170 TDragRegion* DragRegion() const { return fDragRegion; } 171 TReplicantTray* ReplicantTray() const { return fReplicantTray; } 172 173 float TeamMenuItemHeight() const; 174 float TabHeight() const { return fTabHeight; }; 175 176 private: 177 friend class TBarApp; 178 friend class TDeskbarMenu; 179 friend class PreferencesWindow; 180 181 status_t SendDragMessage(const char* signature, 182 entry_ref* ref = NULL); 183 184 void PlaceDeskbarMenu(); 185 void PlaceTray(bool vertSwap, bool leftSwap); 186 void PlaceApplicationBar(); 187 188 void _ChangeState(BMessage* message); 189 190 TBarApp* fBarApp; 191 TBarWindow* fBarWindow; 192 TInlineScrollView* fInlineScrollView; 193 TBarMenuBar* fBarMenuBar; 194 TExpandoMenuBar* fExpandoMenuBar; 195 196 int32 fTrayLocation; 197 TDragRegion* fDragRegion; 198 TResizeControl* fResizeControl; 199 TReplicantTray* fReplicantTray; 200 201 bool fIsRaised : 1; 202 bool fMouseDownOutside : 1; 203 204 bool fVertical : 1; 205 bool fTop : 1; 206 bool fLeft : 1; 207 int32 fState; 208 209 bigtime_t fPulseRate; 210 bool fRefsRcvdOnly; 211 BMessage* fDragMessage; 212 BObjectList<BString>* fCachedTypesList; 213 TrackingHookData fTrackingHookData; 214 215 uint32 fMaxRecentDocs; 216 uint32 fMaxRecentApps; 217 218 TTeamMenuItem* fLastDragItem; 219 BMessageFilter* fMouseFilter; 220 221 float fTabHeight; 222 }; 223 224 225 inline TExpandoMenuBar* 226 TBarView::ExpandoMenuBar() const 227 { 228 return fExpandoMenuBar; 229 } 230 231 232 inline TBarMenuBar* 233 TBarView::BarMenuBar() const 234 { 235 return fBarMenuBar; 236 } 237 238 239 inline bool 240 TBarView::Dragging() const 241 { 242 return (fCachedTypesList && fDragMessage); 243 } 244 245 246 inline const BMessage* 247 TBarView::DragMessage() const 248 { 249 return fDragMessage; 250 } 251 252 253 inline BObjectList<BString>* 254 TBarView::CachedTypesList() const 255 { 256 return fCachedTypesList; 257 } 258 259 260 #endif // BARVIEW_H 261