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comparison examples/layouts/borderlayout/borderlayout.d @ 322:7c2cf27391c4 signals

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A slight change of the connect syntax. More sofisticated signals/slots lookup. Some fixes in examples.
author eldar_ins@eldar-laptop
date Sun, 27 Dec 2009 21:13:38 +0500
parents 6aeaf24018d7
children 778ef7374fb5
comparison
equal deleted inserted replaced
321:d458ed66e871 322:7c2cf27391c4
73 delete l; 73 delete l;
74 l = takeAt(0); 74 l = takeAt(0);
75 } 75 }
76 } 76 }
77 77
78 void addWidget(QWidget widget, Position position)
79 {
80 add(cast(IQLayoutItem) new QWidgetItem(widget), position);
81 }
82
83 void add(IQLayoutItem item, Position position)
84 {
85 list ~= new ItemWrapper(item, position);
86 }
87
88 override
89 {
78 void addItem(IQLayoutItem item) 90 void addItem(IQLayoutItem item)
79 { 91 {
80 add(item, Position.West); 92 add(item, Position.West);
81 } 93 }
82 94
83 void addWidget(QWidget widget, Position position) 95 int expandingDirections() const
84 {
85 add(cast(IQLayoutItem) new QWidgetItem(widget), position);
86 }
87
88 int expandingDirections()
89 { 96 {
90 return Qt.Horizontal | Qt.Vertical; 97 return Qt.Horizontal | Qt.Vertical;
91 } 98 }
92 99
93 bool hasHeightForWidth() 100 bool hasHeightForWidth() const
94 { 101 {
95 return false; 102 return false;
96 } 103 }
97 104
98 int count() 105 int count() const
99 { 106 {
100 return list.length; 107 return list.length;
101 } 108 }
102 109
103 QLayoutItem itemAt(int index) 110 IQLayoutItem itemAt(int index) const
104 { 111 {
105 if(index >= 0 && index < list.length) 112 if(index >= 0 && index < list.length)
106 return list[index].item; 113 return cast(IQLayoutItem) list[index].item;
107 else 114 else
108 return null; 115 return null;
109 } 116 }
110 117
111 QSize minimumSize() 118 QSize minimumSize() const
112 { 119 {
113 return calculateSize(SizeType.MinimumSize); 120 return calculateSize(SizeType.MinimumSize);
114 } 121 }
115 122
116 void setGeometry(const QRect rect) 123 void setGeometry(const QRect rect)
180 center.item.setGeometry(QRect(westWidth, northHeight, 187 center.item.setGeometry(QRect(westWidth, northHeight,
181 rect.width() - eastWidth - westWidth, 188 rect.width() - eastWidth - westWidth,
182 centerHeight)); 189 centerHeight));
183 } 190 }
184 191
185 QSize sizeHint() 192 QSize sizeHint() const
186 { 193 {
187 return calculateSize(SizeType.SizeHint); 194 return calculateSize(SizeType.SizeHint);
188 } 195 }
189 196
190 QLayoutItem takeAt(int index) 197 QLayoutItem takeAt(int index)
193 ItemWrapper layoutStruct = list[index]; 200 ItemWrapper layoutStruct = list[index];
194 return layoutStruct.item; 201 return layoutStruct.item;
195 } 202 }
196 return null; 203 return null;
197 } 204 }
198 205 }
199 void add(IQLayoutItem item, Position position)
200 {
201 list ~= new ItemWrapper(item, position);
202 }
203 206
204 private: 207 private:
205 208
206 class ItemWrapper 209 class ItemWrapper
207 { 210 {
215 Position position; 218 Position position;
216 }; 219 };
217 220
218 enum SizeType { MinimumSize, SizeHint }; 221 enum SizeType { MinimumSize, SizeHint };
219 222
220 QSize calculateSize(SizeType sizeType) 223 QSize calculateSize(SizeType sizeType) const
221 { 224 {
222 QSize totalSize; 225 QSize totalSize;
223 226
224 for (int i = 0; i < list.length; ++i) { 227 for (int i = 0; i < list.length; ++i) {
225 ItemWrapper wrapper = list[i]; 228 const ItemWrapper wrapper = list[i];
226 Position position = wrapper.position; 229 Position position = wrapper.position;
227 QSize itemSize; 230 QSize itemSize;
228 231
229 if (sizeType == SizeType.MinimumSize) 232 if (sizeType == SizeType.MinimumSize)
230 itemSize = wrapper.item.minimumSize(); 233 itemSize = wrapper.item.minimumSize();