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Completes visit of tab and zone...
Alexandre Leroux -
r199:aa91a995c6e9
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1 1 #include "Visualization/operations/GenerateVariableMenuOperation.h"
2 2
3 3 #include "Visualization/VisualizationGraphWidget.h"
4 4 #include "Visualization/VisualizationTabWidget.h"
5 5 #include "Visualization/VisualizationZoneWidget.h"
6 6
7 7 #include <Variable/Variable.h>
8 8
9 9 #include <QMenu>
10 10 #include <QStack>
11 11
12 12 Q_LOGGING_CATEGORY(LOG_GenerateVariableMenuOperation, "GenerateVariableMenuOperation")
13 13
14 14 namespace {
15 15
16 16 /// Helper assigned to build the hierarchical menu associated with a variable
17 17 struct MenuBuilder {
18 18 /**
19 19 * Ctor
20 20 * @param menu the parent menu
21 21 */
22 22 explicit MenuBuilder(QMenu *menu)
23 23 {
24 24 if (menu) {
25 25 m_Menus.push(menu);
26 26 }
27 27 else {
28 28 qCCritical(LOG_GenerateVariableMenuOperation())
29 29 << QObject::tr("No parent menu has been defined");
30 30 }
31 31 }
32 32
33 33 /**
34 34 * Adds action to the current menu
35 35 * @param actionName the name of the action
36 36 * @param actionFunction the function that will be executed when the action is triggered
37 37 */
38 38 template <typename ActionFun>
39 39 void addAction(const QString &actionName, ActionFun actionFunction)
40 40 {
41 41 if (auto currMenu = currentMenu()) {
42 42 currMenu->addAction(actionName, actionFunction);
43 43 }
44 44 else {
45 45 qCCritical(LOG_GenerateVariableMenuOperation())
46 46 << QObject::tr("No current menu to attach the action");
47 47 }
48 48 }
49 49
50 50 /**
51 51 * Adds a new menu to the current menu
52 52 * @param name the name of the menu
53 53 */
54 54 void addMenu(const QString &name)
55 55 {
56 56 if (auto currMenu = currentMenu()) {
57 57 m_Menus.push(currMenu->addMenu(name));
58 58 }
59 59 else {
60 60 qCCritical(LOG_GenerateVariableMenuOperation())
61 61 << QObject::tr("No current menu to attach the new menu");
62 62 }
63 63 }
64 64
65 /// Adds a separator to the current menu. The separator is added only if the menu already
66 /// contains entries
67 void addSeparator()
68 {
69 if (auto currMenu = currentMenu()) {
70 if (!currMenu->isEmpty()) {
71 currMenu->addSeparator();
72 }
73 }
74 else {
75 qCCritical(LOG_GenerateVariableMenuOperation())
76 << QObject::tr("No current menu to attach the separator");
77 }
78 }
79
65 80 /// Closes the current menu
66 81 void closeMenu()
67 82 {
68 83 if (!m_Menus.isEmpty()) {
69 84 m_Menus.pop();
70 85 }
71 86 }
72 87
73 88 /// Gets the current menu (i.e. the top menu of the stack)
74 89 QMenu *currentMenu() const { return !m_Menus.isEmpty() ? m_Menus.top() : nullptr; }
75 90
76 91 /// Stack of all menus currently opened
77 92 QStack<QMenu *> m_Menus{};
78 93 };
79 94
80 95 } // namespace
81 96
82 97 struct GenerateVariableMenuOperation::GenerateVariableMenuOperationPrivate {
83 98 explicit GenerateVariableMenuOperationPrivate(QMenu *menu, std::shared_ptr<Variable> variable)
84 99 : m_Variable{variable}, m_MenuBuilder{menu}
85 100 {
86 101 }
87 102
88 103 void visitNodeEnter(const IVisualizationWidget &container)
89 104 {
90 105 // Opens a new menu associated to the node
91 106 m_MenuBuilder.addMenu(container.name());
92 107 }
93 108
94 109 template <typename ActionFun>
95 void visitNodeLeave()
110 void visitNodeLeave(const IVisualizationWidget &container, const QString &actionName,
111 ActionFun actionFunction)
96 112 {
113 if (m_Variable && container.canDrop(*m_Variable)) {
114 m_MenuBuilder.addSeparator();
115 m_MenuBuilder.addAction(actionName, actionFunction);
116 }
117
97 118 // Closes the menu associated to the node
98 119 m_MenuBuilder.closeMenu();
99 120 }
100 121
101 122 template <typename ActionFun>
102 123 void visitLeaf(const IVisualizationWidget &container, const QString &actionName,
103 124 ActionFun actionFunction)
104 125 {
105 126 if (m_Variable && container.canDrop(*m_Variable)) {
106 127 m_MenuBuilder.addAction(actionName, actionFunction);
107 128 }
108 129 }
109 130
110 131 std::shared_ptr<Variable> m_Variable;
111 132 MenuBuilder m_MenuBuilder;
112 133 };
113 134
114 135 GenerateVariableMenuOperation::GenerateVariableMenuOperation(QMenu *menu,
115 136 std::shared_ptr<Variable> variable)
116 137 : impl{spimpl::make_unique_impl<GenerateVariableMenuOperationPrivate>(menu, variable)}
117 138 {
118 139 }
119 140
120 141 void GenerateVariableMenuOperation::visitEnter(VisualizationWidget *widget)
121 142 {
122 143 // VisualizationWidget is not intended to accommodate a variable
123 144 Q_UNUSED(widget)
124 145 }
125 146
126 147 void GenerateVariableMenuOperation::visitLeave(VisualizationWidget *widget)
127 148 {
128 149 // VisualizationWidget is not intended to accommodate a variable
129 150 Q_UNUSED(widget)
130 151 }
131 152
132 153 void GenerateVariableMenuOperation::visitEnter(VisualizationTabWidget *tabWidget)
133 154 {
134 155 if (tabWidget) {
135 156 impl->visitNodeEnter(*tabWidget);
136 157 }
137 158 }
138 159
139 160 void GenerateVariableMenuOperation::visitLeave(VisualizationTabWidget *tabWidget)
140 161 {
141 162 if (tabWidget) {
142 impl->visitNodeLeave();
163 impl->visitNodeLeave(
164 *tabWidget, QObject::tr("Open in a new zone"),
165 [ var = impl->m_Variable, tabWidget ]() { tabWidget->createZone(var); });
143 166 }
144 167 }
145 168
146 169 void GenerateVariableMenuOperation::visitEnter(VisualizationZoneWidget *zoneWidget)
147 170 {
148 171 if (zoneWidget) {
149 172 impl->visitNodeEnter(*zoneWidget);
150 173 }
151 174 }
152 175
153 176 void GenerateVariableMenuOperation::visitLeave(VisualizationZoneWidget *zoneWidget)
154 177 {
155 178 if (zoneWidget) {
156 impl->visitNodeLeave();
179 impl->visitNodeLeave(
180 *zoneWidget, QObject::tr("Open in a new graph"),
181 [ var = impl->m_Variable, zoneWidget ]() { zoneWidget->createGraph(var); });
157 182 }
158 183 }
159 184
160 185 void GenerateVariableMenuOperation::visit(VisualizationGraphWidget *graphWidget)
161 186 {
162 187 if (graphWidget) {
163 188 impl->visitLeaf(
164 189 *graphWidget, QObject::tr("Open in %1").arg(graphWidget->name()),
165 190 [ var = impl->m_Variable, graphWidget ]() { graphWidget->addVariable(var); });
166 191 }
167 192 }
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