1/* 2Open Tracker License 3 4Terms and Conditions 5 6Copyright (c) 1991-2000, Be Incorporated. All rights reserved. 7 8Permission is hereby granted, free of charge, to any person obtaining a copy of 9this software and associated documentation files (the "Software"), to deal in 10the Software without restriction, including without limitation the rights to 11use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies 12of the Software, and to permit persons to whom the Software is furnished to do 13so, subject to the following conditions: 14 15The above copyright notice and this permission notice applies to all licensees 16and shall be included in all copies or substantial portions of the Software. 17 18THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF TITLE, MERCHANTABILITY, 20FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 21BE INCORPORATED BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 22AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF, OR IN CONNECTION 23WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 25Except as contained in this notice, the name of Be Incorporated shall not be 26used in advertising or otherwise to promote the sale, use or other dealings in 27this Software without prior written authorization from Be Incorporated. 28 29Tracker(TM), Be(R), BeOS(R), and BeIA(TM) are trademarks or registered 30trademarks of Be Incorporated in the United States and other countries. Other 31brand product names are registered trademarks or trademarks of their respective 32holders. 33 34All rights reserved. 35*/ 36 37 38#include "TruncatableMenuItem.h" 39 40#include <StackOrHeapArray.h> 41 42#include <stdlib.h> 43 44#include "BarApp.h" 45#include "BarView.h" 46#include "TeamMenuItem.h" 47 48 49const float kVPad = 2.0f; 50 51 52// #pragma mark - TTruncatableMenuItem 53 54 55TTruncatableMenuItem::TTruncatableMenuItem(const char* label, BMessage* message, 56 char shortcut, uint32 modifiers) 57 : 58 BMenuItem(label, message, shortcut, modifiers) 59{ 60 fTruncatedString = label; 61} 62 63 64TTruncatableMenuItem::TTruncatableMenuItem(BMenu* menu, BMessage* message) 65 : 66 BMenuItem(menu, message) 67{ 68} 69 70 71TTruncatableMenuItem::TTruncatableMenuItem(BMessage* data) 72 : 73 BMenuItem(data) 74{ 75} 76 77 78TTruncatableMenuItem::~TTruncatableMenuItem() 79{ 80} 81 82 83const char* 84TTruncatableMenuItem::Label() 85{ 86 return BMenuItem::Label(); 87} 88 89 90const char* 91TTruncatableMenuItem::Label(float width) 92{ 93 BMenu* menu = Menu(); 94 95 float maxWidth = menu->MaxContentWidth() - kVPad * 2; 96 if (dynamic_cast<TTeamMenuItem*>(this) != NULL 97 && static_cast<TBarApp*>(be_app)->BarView()->Vertical() 98 && static_cast<TBarApp*>(be_app)->Settings()->superExpando) { 99 maxWidth -= kSwitchWidth; 100 } 101 102 const char* label = Label(); 103 if (width > 0 && maxWidth > 0 && width > maxWidth) { 104 BStackOrHeapArray<char, 128> truncatedLabel(strlen(label) + 4); 105 if (truncatedLabel.IsValid()) { 106 float labelWidth = menu->StringWidth(label); 107 float offset = width - labelWidth; 108 TruncateLabel(maxWidth - offset, truncatedLabel); 109 fTruncatedString.SetTo(truncatedLabel); 110 return fTruncatedString.String(); 111 } 112 } 113 114 fTruncatedString.SetTo(label); 115 116 return label; 117} 118 119 120void 121TTruncatableMenuItem::SetLabel(const char* label) 122{ 123 fTruncatedString.SetTo(label); 124 125 BMenuItem::SetLabel(label); 126} 127