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 "text.h"
30 #include "container.h"
31
32 #include "../common/context.h"
33 #include "../common/document.h"
34
35 UIWIDGET ui_textarea(UiObject *obj, UiText *value) {
36 QTextDocument *txtdoc = value && value->obj ? (QTextDocument*)value->obj : new QTextDocument();
37
38 if(value) {
39 if(value->value && value->obj) {
40 QString str = QString::fromUtf8(value->value);
41 txtdoc->setPlainText(str);
42 }
43
44 value->get = ui_textarea_get;
45 value->set = ui_textarea_set;
46 value->getsubstr = ui_textarea_getsubstr;
47 value->insert = ui_textarea_insert;
48 value->setposition = ui_textarea_setposition;
49 value->position = ui_textarea_position;
50 value->selection = ui_textarea_selection;
51 value->length = ui_textarea_length;
52 value->remove = ui_textarea_remove;
53 value->obj = txtdoc;
54 value->value = NULL;
55 }
56
57 UiContainer *ct = uic_get_current_container(obj);
58 QTextEdit *textedit = new QTextEdit();
59 textedit->setDocument(txtdoc);
60 ct->add(textedit, true);
61
62 return textedit;
63 }
64
65 UIWIDGET ui_textarea_nv(UiObject *obj, char *varname) {
66 UiVar *var = uic_connect_var(obj->ctx, varname, UI_VAR_TEXT);
67 if(var) {
68 UiText *value = (UiText*)var->value;
69 return ui_textarea(obj, value);
70 } else {
71 // TODO: error
72 }
73 return NULL;
74 }
75
76
77 char* ui_textarea_get(UiText *text) {
78 if(text->value) {
79 free(text->value);
80 }
81
82 QTextDocument *doc = (QTextDocument*)text->obj;
83 QString str = doc->toPlainText();
84 QByteArray array = str.toLocal8Bit();
85 const char *cstr = array.constData();
86
87 if(text->value) {
88 free(text->value);
89 }
90 text->value = strdup(cstr);
91 return text->value;
92 }
93
94 void ui_textarea_set(UiText *text, char *str) {
95 // set text
96 QTextDocument *doc = (QTextDocument*)text->obj;
97 QString qstr = QString::fromUtf8(str);
98 doc->setPlainText(qstr);
99 // cleanup
100 if(text->value) {
101 free(text->value);
102 }
103 text->value = NULL;
104 }
105
106 char* ui_textarea_getsubstr(UiText *text, int begin, int end) {
107 QTextDocument *doc = (QTextDocument*)text->obj;
108 return NULL; // TODO
109 }
110
111 void ui_textarea_insert(UiText *text, int pos, char *str) {
112 QTextDocument *doc = (QTextDocument*)text->obj;
113 }
114
115 void ui_textarea_setposition(UiText *text, int pos) {
116 // TODO
117 }
118
119 int ui_textarea_position(UiText *text) {
120 QTextDocument *doc = (QTextDocument*)text->obj;
121 return 0; // TODO
122 }
123
124 void ui_textarea_selection(UiText *text, int *begin, int *end) {
125 QTextDocument *doc = (QTextDocument*)text->obj;
126 }
127
128 int ui_textarea_length(UiText *text) {
129 QTextDocument *doc = (QTextDocument*)text->obj;
130 return 0; // TODO
131 }
132
133 void ui_textarea_remove(UiText *text, int begin, int end) {
134 QTextDocument *doc = (QTextDocument*)text->obj;
135 }
136
137
138 /* ------------------- TextField ------------------- */
139
140 UIWIDGET ui_textfield(UiObject *obj, UiString *value) {
141 QLineEdit *textfield = new QLineEdit();
142
143 UiContainer *ct = uic_get_current_container(obj);
144 ct->add(textfield, false);
145
146 if(value) {
147 if(value->value) {
148 QString str = QString::fromUtf8(value->value);
149 textfield->setText(str);
150 free(value->value);
151 value->value = NULL;
152 }
153 value->set = ui_textfield_set;
154 value->get = ui_textfield_get;
155 value->obj = textfield;
156 }
157
158 return textfield;
159 }
160
161 UIWIDGET ui_textfield_nv(UiObject *obj, char *varname) {
162 UiVar *var = uic_connect_var(obj->ctx, varname, UI_VAR_STRING);
163 if(var) {
164 UiString *value = (UiString*)var->value;
165 return ui_textfield(obj, value);
166 } else {
167 // TODO: error
168 }
169 return NULL;
170 }
171
172 char* ui_textfield_get(UiString *str) {
173 QLineEdit *textfield = (QLineEdit*)str->obj;
174 QString qstr = textfield->text();
175
176 if(str->value) {
177 free(str->value);
178 }
179 QByteArray array = qstr.toLocal8Bit();
180 const char *cstr = array.constData();
181 str->value = strdup(cstr);
182
183 return str->value;
184 }
185
186 void ui_textfield_set(UiString *str, char *value) {
187 QLineEdit *textfield = (QLineEdit*)str->obj;
188 QString qstr = QString::fromUtf8(value);
189 textfield->setText(qstr);
190
191 if(str->value) {
192 free(str->value);
193 }
194 str->value = NULL;
195 }
196