1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2014 Olaf Wintermann. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include "list.h"
30 #include "container.h"
31
32 #include <QTreeView>
33 #include <QTreeWidgetItem>
34 #include <QListView>
35 #include <QComboBox>
36
37 extern "C" void* ui_strmodel_getvalue(void *elm, int column) {
38 return column == 0 ? elm : NULL;
39 }
40
41 static void* getvalue_wrapper(UiList *list, void *elm, int row, int col, void *userdata, UiBool *freeResult) {
42 ui_getvaluefunc getvalue = (ui_getvaluefunc)userdata;
43 return getvalue(elm, col);
44 }
45
46 static void* null_getvalue(UiList *list, void *elm, int row, int col, void *userdata, UiBool *freeResult) {
47 return NULL;
48 }
49
50 UIWIDGET ui_listview_create(UiObject *obj, UiListArgs *args) {
51 UiContainerPrivate *ctn = ui_obj_container(obj);
52
53 QListView *view = new QListView();
54 ui_getvaluefunc2 getvalue = nullptr;
55 void *getvaluedata = nullptr;
56 if(args->getvalue2) {
57 getvalue = args->getvalue2;
58 getvaluedata = args->getvalue2data;
59 } else if(args->getvalue) {
60 getvalue = getvalue_wrapper;
61 getvaluedata = (void*)args->getvalue;
62 } else {
63 getvalue = getvalue_wrapper;
64 getvaluedata = (void*)ui_strmodel_getvalue;
65 }
66
67 UiVar* var = uic_widget_var(obj->ctx, obj->ctx, args->list, args->varname, UI_VAR_LIST);
68
69 ListModel *model = new ListModel(obj, view, var, getvalue, getvaluedata);
70 view->setModel(model);
71
72 if(var) {
73 UiList *list = (UiList*)var->value;
74 list->update = ui_listmodel_update;
75 list->getselection = ui_listmodel_getselection;
76 list->setselection = ui_listmodel_setselection;
77 list->obj = model;
78 }
79
80 model->setActivationCallback(args->onactivate, args->onactivatedata);
81 model->setSelectionCallback(args->onselection, args->onselectiondata);
82
83 QItemSelectionModel *s = view->selectionModel();
84 QObject::connect(
85 s,
86 SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
87 model,
88 SLOT(selectionChanged(const QItemSelection &, const QItemSelection &)));
89
90 UiLayout layout = UI_ARGS2LAYOUT(args);
91 ctn->add(view, layout);
92
93 return view;
94 }
95
96 UIWIDGET ui_table_create(UiObject *obj, UiListArgs *args) {
97 UiContainerPrivate *ctn = ui_obj_container(obj);
98
99 QTreeView *view = new QTreeView();
100 view->setItemsExpandable(false);
101 view->setRootIsDecorated(false);
102 if(args->multiselection) {
103 view->setSelectionMode(QAbstractItemView::ExtendedSelection);
104 }
105
106 UiVar* var = uic_widget_var(obj->ctx, obj->ctx, args->list, args->varname, UI_VAR_LIST);
107
108 ui_getvaluefunc2 getvalue = args->getvalue2;
109 void *getvaluedata = args->getvalue2data;
110 if(!getvalue) {
111 if(args->getvalue) {
112 getvalue = getvalue_wrapper;
113 getvaluedata = (void*)args->getvalue;
114 } else {
115 getvalue = null_getvalue;
116 }
117 }
118 TableModel *model = new TableModel(obj, view, var, args->model, getvalue, getvaluedata);
119 view->setModel(model);
120
121 if(var) {
122 UiList *list = (UiList*)var->value;
123 list->update = ui_listmodel_update;
124 list->getselection = ui_listmodel_getselection;
125 list->setselection = ui_listmodel_setselection;
126 list->obj = model;
127 }
128
129 model->setActivationCallback(args->onactivate, args->onactivatedata);
130 model->setSelectionCallback(args->onselection, args->onselectiondata);
131
132 QItemSelectionModel *s = view->selectionModel();
133 QObject::connect(
134 s,
135 SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
136 model,
137 SLOT(selectionChanged(const QItemSelection &, const QItemSelection &)));
138
139
140 UiLayout layout = UI_ARGS2LAYOUT(args);
141 ctn->add(view, layout);
142
143 return view;
144 }
145
146 UIWIDGET ui_dropdown_create(UiObject *obj, UiListArgs *args) {
147 UiContainerPrivate *ctn = ui_obj_container(obj);
148
149 QComboBox *view = new QComboBox();
150 UiLayout layout = UI_ARGS2LAYOUT(args);
151 ctn->add(view, layout);
152
153 ui_getvaluefunc2 getvalue = nullptr;
154 void *getvaluedata = nullptr;
155 if(args->getvalue2) {
156 getvalue = args->getvalue2;
157 getvaluedata = args->getvalue2data;
158 } else if(args->getvalue) {
159 getvalue = getvalue_wrapper;
160 getvaluedata = (void*)args->getvalue;
161 } else {
162 getvalue = getvalue_wrapper;
163 getvaluedata = (void*)ui_strmodel_getvalue;
164 }
165
166 UiVar* var = uic_widget_var(obj->ctx, obj->ctx, args->list, args->varname, UI_VAR_LIST);
167
168 ListModel *model = new ListModel(obj, view, var, getvalue, getvaluedata);
169 view->setModel(model);
170
171 if(var) {
172 UiList *list = (UiList*)var->value;
173 list->update = ui_listmodel_update;
174 list->getselection = ui_listmodel_getselection;
175 list->setselection = ui_listmodel_setselection;
176 list->obj = model;
177 }
178
179 model->setActivationCallback(args->onactivate, args->onactivatedata);
180 model->setSelectionCallback(args->onselection, args->onselectiondata);
181
182 return view;
183 }
184