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 trademarks 30 of Be Incorporated in the United States and other countries. Other brand product 31 names are registered trademarks or trademarks of their respective holders. 32 All rights reserved. 33 */ 34 35 #ifndef _TEXT_WIDGET_H 36 #define _TEXT_WIDGET_H 37 38 39 #include "Model.h" 40 #include "WidgetAttributeText.h" 41 42 43 namespace BPrivate { 44 45 class BPose; 46 class BPoseView; 47 class BColumn; 48 49 50 struct MouseUpParams { 51 BPose* pose; 52 BRect bounds; 53 BPoseView* poseView; 54 }; 55 56 57 class BTextWidget { 58 public: 59 BTextWidget(Model*, BColumn*, BPoseView*); 60 virtual ~BTextWidget(); 61 62 void Draw(BRect widgetRect, BRect widgetTextRect, float width, BPoseView*, 63 bool selected, uint32 clipboardMode); 64 void Draw(BRect widgetRect, BRect widgetTextRect, float width, BPoseView*, 65 BView* drawView, bool selected, uint32 clipboardMode, BPoint offset, 66 bool direct); 67 // second call is used for offscreen drawing, where PoseView 68 // and current drawing view are different 69 70 void MouseUp(BRect bounds, BPoseView*, BPose*, BPoint mouseLoc); 71 72 BRect CalcRect(BPoint poseLoc, const BColumn*, const BPoseView*); 73 // returns the rect derived from the formatted string width 74 // may force WidgetAttributeText recalculation 75 BRect CalcClickRect(BPoint poseLoc, const BColumn*, const BPoseView*); 76 // calls CalcRect, if result too narow, returns a wider rect for 77 // easy clicking 78 BRect ColumnRect(BPoint poseLoc, const BColumn*, const BPoseView*); 79 // returns the rect of the widget in a column, regardless 80 // of the string width; faster than CalcRect 81 BRect CalcOldRect(BPoint poseLoc, const BColumn*, const BPoseView*); 82 // after an update call this to determine the old rect so that 83 // we can invalidate properly 84 85 void StartEdit(BRect bounds, BPoseView*, BPose*); 86 void StopEdit(bool saveChanges, BPoint loc, BPoseView*, BPose*, 87 int32 index); 88 89 void SelectAll(BPoseView* view); 90 void CheckAndUpdate(BPoint, const BColumn*, BPoseView*, bool visible); 91 92 uint32 AttrHash() const; 93 bool IsEditable() const; 94 void SetEditable(bool); 95 bool IsVisible() const; 96 void SetVisible(bool); 97 bool IsActive() const; 98 void SetActive(bool); 99 100 const char* Text(const BPoseView* view) const; 101 // returns the untruncated version of the text 102 float TextWidth(const BPoseView*) const; 103 float PreferredWidth(const BPoseView*) const; 104 int Compare(const BTextWidget&, BPoseView*) const; 105 // used for sorting in PoseViews 106 107 void CheckExpiration(); 108 void CancelWait(); 109 110 float MaxWidth() { return fMaxWidth; }; 111 void SetMaxWidth(float maxWidth) { fMaxWidth = maxWidth; }; 112 113 private: 114 BRect CalcRectCommon(BPoint poseLoc, const BColumn*, const BPoseView*, 115 float width); 116 117 WidgetAttributeText* fText; 118 uint32 fAttrHash; 119 // TODO: get rid of this 120 alignment fAlignment; 121 122 bool fEditable : 1; 123 bool fVisible : 1; 124 bool fActive : 1; 125 bool fSymLink : 1; 126 127 float fMaxWidth; 128 129 bigtime_t fLastClickedTime; 130 struct MouseUpParams fParams; 131 }; 132 133 134 inline uint32 135 BTextWidget::AttrHash() const 136 { 137 return fAttrHash; 138 } 139 140 141 inline void 142 BTextWidget::SetEditable(bool on) 143 { 144 fEditable = on; 145 } 146 147 148 inline bool 149 BTextWidget::IsEditable() const 150 { 151 return fEditable && fText->IsEditable(); 152 } 153 154 155 inline bool 156 BTextWidget::IsVisible() const 157 { 158 return fVisible; 159 } 160 161 162 inline void 163 BTextWidget::SetVisible(bool on) 164 { 165 fVisible = on; 166 } 167 168 169 inline bool 170 BTextWidget::IsActive() const 171 { 172 return fActive; 173 } 174 175 176 inline void 177 BTextWidget::SetActive(bool on) 178 { 179 fActive = on; 180 } 181 182 183 inline void 184 BTextWidget::Draw(BRect widgetRect, BRect widgetTextRect, float width, 185 BPoseView* view, bool selected, uint32 clipboardMode) 186 { 187 Draw(widgetRect, widgetTextRect, width, view, (BView*)view, selected, 188 clipboardMode, B_ORIGIN, true); 189 } 190 191 } // namespace BPrivate 192 193 using namespace BPrivate; 194 195 196 #endif // _TEXT_WIDGET_H 197