ui/qt/text.cpp

Thu, 12 Oct 2023 14:09:04 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Thu, 12 Oct 2023 14:09:04 +0200
branch
newapi
changeset 212
ad5c74af14c4
parent 130
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permissions
-rw-r--r--

add cleanup code for wrapper objects (WinUI3)

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2014 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #include "text.h"
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30 #include "container.h"
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31
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32 #include "../common/context.h"
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33 #include "../common/document.h"
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34
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35 UIWIDGET ui_textarea(UiObject *obj, UiText *value) {
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36 QTextDocument *txtdoc = value && value->obj ? (QTextDocument*)value->obj : new QTextDocument();
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37
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38 if(value) {
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39 if(value->value && value->obj) {
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40 QString str = QString::fromUtf8(value->value);
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41 txtdoc->setPlainText(str);
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42 }
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43
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44 value->get = ui_textarea_get;
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45 value->set = ui_textarea_set;
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46 value->getsubstr = ui_textarea_getsubstr;
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47 value->insert = ui_textarea_insert;
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48 value->setposition = ui_textarea_setposition;
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49 value->position = ui_textarea_position;
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50 value->selection = ui_textarea_selection;
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51 value->length = ui_textarea_length;
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52 value->remove = ui_textarea_remove;
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53 value->obj = txtdoc;
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54 value->value = NULL;
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55 }
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56
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57 UiContainer *ct = uic_get_current_container(obj);
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58 QTextEdit *textedit = new QTextEdit();
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59 textedit->setDocument(txtdoc);
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60 ct->add(textedit, true);
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61
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62 return textedit;
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63 }
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64
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65 UIWIDGET ui_textarea_nv(UiObject *obj, char *varname) {
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66 UiVar *var = uic_connect_var(obj->ctx, varname, UI_VAR_TEXT);
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67 if(var) {
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68 UiText *value = (UiText*)var->value;
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69 return ui_textarea(obj, value);
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70 } else {
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71 // TODO: error
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72 }
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73 return NULL;
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74 }
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75
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76
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77 char* ui_textarea_get(UiText *text) {
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78 if(text->value) {
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79 free(text->value);
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80 }
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81
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82 QTextDocument *doc = (QTextDocument*)text->obj;
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83 QString str = doc->toPlainText();
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84 QByteArray array = str.toLocal8Bit();
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85 const char *cstr = array.constData();
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86
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87 if(text->value) {
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88 free(text->value);
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89 }
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90 text->value = strdup(cstr);
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91 return text->value;
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92 }
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93
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94 void ui_textarea_set(UiText *text, char *str) {
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95 // set text
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96 QTextDocument *doc = (QTextDocument*)text->obj;
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97 QString qstr = QString::fromUtf8(str);
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98 doc->setPlainText(qstr);
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99 // cleanup
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100 if(text->value) {
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101 free(text->value);
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102 }
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103 text->value = NULL;
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104 }
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105
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106 char* ui_textarea_getsubstr(UiText *text, int begin, int end) {
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107 QTextDocument *doc = (QTextDocument*)text->obj;
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108 return NULL; // TODO
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109 }
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110
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111 void ui_textarea_insert(UiText *text, int pos, char *str) {
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112 QTextDocument *doc = (QTextDocument*)text->obj;
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113 }
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114
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115 void ui_textarea_setposition(UiText *text, int pos) {
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116 // TODO
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117 }
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118
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119 int ui_textarea_position(UiText *text) {
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120 QTextDocument *doc = (QTextDocument*)text->obj;
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121 return 0; // TODO
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122 }
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123
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124 void ui_textarea_selection(UiText *text, int *begin, int *end) {
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125 QTextDocument *doc = (QTextDocument*)text->obj;
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126 }
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127
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128 int ui_textarea_length(UiText *text) {
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129 QTextDocument *doc = (QTextDocument*)text->obj;
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130 return 0; // TODO
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131 }
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132
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133 void ui_textarea_remove(UiText *text, int begin, int end) {
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134 QTextDocument *doc = (QTextDocument*)text->obj;
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135 }
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137
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138 /* ------------------- TextField ------------------- */
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139
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140 UIWIDGET ui_textfield(UiObject *obj, UiString *value) {
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141 QLineEdit *textfield = new QLineEdit();
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142
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143 UiContainer *ct = uic_get_current_container(obj);
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144 ct->add(textfield, false);
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145
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146 if(value) {
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147 if(value->value) {
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148 QString str = QString::fromUtf8(value->value);
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149 textfield->setText(str);
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150 free(value->value);
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151 value->value = NULL;
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152 }
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153 value->set = ui_textfield_set;
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154 value->get = ui_textfield_get;
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155 value->obj = textfield;
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156 }
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157
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158 return textfield;
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159 }
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160
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161 UIWIDGET ui_textfield_nv(UiObject *obj, char *varname) {
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162 UiVar *var = uic_connect_var(obj->ctx, varname, UI_VAR_STRING);
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163 if(var) {
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164 UiString *value = (UiString*)var->value;
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165 return ui_textfield(obj, value);
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166 } else {
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167 // TODO: error
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168 }
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169 return NULL;
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170 }
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171
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172 char* ui_textfield_get(UiString *str) {
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173 QLineEdit *textfield = (QLineEdit*)str->obj;
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174 QString qstr = textfield->text();
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175
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176 if(str->value) {
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177 free(str->value);
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178 }
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179 QByteArray array = qstr.toLocal8Bit();
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180 const char *cstr = array.constData();
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181 str->value = strdup(cstr);
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182
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183 return str->value;
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184 }
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185
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186 void ui_textfield_set(UiString *str, char *value) {
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187 QLineEdit *textfield = (QLineEdit*)str->obj;
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188 QString qstr = QString::fromUtf8(value);
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189 textfield->setText(qstr);
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190
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191 if(str->value) {
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192 free(str->value);
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193 }
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194 str->value = NULL;
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195 }

mercurial