Mercurial Repositories > eric / file comparison
comparison: eric7/HelpViewer/HelpViewerImpl.py
eric7/HelpViewer/HelpViewerImpl.py
- branch
- eric7
- changeset 8681
- 6285e8374d99
- parent 8680
- 85503ff2fce9
- child 8683
- e8a907801549
equal
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| 8680:85503ff2fce9 | 8681:6285e8374d99 |
|---|---|
| 33 This is the base class of help viewer implementations and defines the | 33 This is the base class of help viewer implementations and defines the |
| 34 interface. Als subclasses must implement the these methods. | 34 interface. Als subclasses must implement the these methods. |
| 35 """ | 35 """ |
| 36 titleChanged = pyqtSignal() | 36 titleChanged = pyqtSignal() |
| 37 loadFinished = pyqtSignal(bool) | 37 loadFinished = pyqtSignal(bool) |
| 38 zoomChanged = pyqtSignal() | |
| 38 | 39 |
| 39 def __init__(self, engine): | 40 def __init__(self, engine): |
| 40 """ | 41 """ |
| 41 Constructor | 42 Constructor |
| 42 | 43 |
| 108 @param index history index (<0 backward, >0 forward) | 109 @param index history index (<0 backward, >0 forward) |
| 109 @type int | 110 @type int |
| 110 @exception RuntimeError raised when not implemented | 111 @exception RuntimeError raised when not implemented |
| 111 """ | 112 """ |
| 112 raise RuntimeError("Not implemented") | 113 raise RuntimeError("Not implemented") |
| 114 | |
| 115 def scaleUp(self): | |
| 116 """ | |
| 117 Public method to zoom in. | |
| 118 | |
| 119 @exception RuntimeError raised when not implemented | |
| 120 """ | |
| 121 raise RuntimeError("Not implemented") | |
| 122 | |
| 123 def scaleDown(self): | |
| 124 """ | |
| 125 Public method to zoom out. | |
| 126 | |
| 127 @exception RuntimeError raised when not implemented | |
| 128 """ | |
| 129 raise RuntimeError("Not implemented") | |
| 130 | |
| 131 def resetScale(self): | |
| 132 """ | |
| 133 Public method to reset the zoom level. | |
| 134 | |
| 135 @exception RuntimeError raised when not implemented | |
| 136 """ | |
| 137 raise RuntimeError("Not implemented") | |
| 138 | |
| 139 def scale(self): | |
| 140 """ | |
| 141 Public method to get the zoom level. | |
| 142 | |
| 143 @return current zoom level | |
| 144 @rtype int | |
| 145 @exception RuntimeError raised when not implemented | |
| 146 """ | |
| 147 raise RuntimeError("Not implemented") | |
| 148 return 0 | |
| 149 | |
| 150 def isScaleUpAvailable(self): | |
| 151 """ | |
| 152 Public method to check, if the max. zoom level is reached. | |
| 153 | |
| 154 @return flag indicating scale up is available | |
| 155 @rtype bool | |
| 156 @exception RuntimeError raised when not implemented | |
| 157 """ | |
| 158 raise RuntimeError("Not implemented") | |
| 159 return False | |
| 160 | |
| 161 def isScaleDownAvailable(self): | |
| 162 """ | |
| 163 Public method to check, if the min. zoom level is reached. | |
| 164 | |
| 165 @return flag indicating scale down is available | |
| 166 @rtype bool | |
| 167 @exception RuntimeError raised when not implemented | |
| 168 """ | |
| 169 raise RuntimeError("Not implemented") | |
| 170 return False |
