ui/gtk/entry.c

Sun, 11 Feb 2024 22:06:23 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 11 Feb 2024 22:06:23 +0100
branch
newapi
changeset 253
087cc9216f28
parent 174
0358f1d9c506
child 264
24d9a92fd048
permissions
-rw-r--r--

initial newapi GTK port

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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 2017 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 <stdio.h>
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30 #include <stdlib.h>
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31
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32 #include "../common/context.h"
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33 #include "../common/object.h"
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34 #include "container.h"
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35 #include "entry.h"
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36
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37
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38 UIWIDGET ui_spinner(UiObject *obj, int step, UiInteger *i) {
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39 UiVar *var = malloc(sizeof(UiVar));
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40 var->value = i;
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41 var->type = UI_VAR_SPECIAL;
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42 return ui_spinner_var(obj, step, 0, var, UI_VAR_INTEGER);
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43 }
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44
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45 UIWIDGET ui_spinnerf(UiObject *obj, double step, int digits, UiDouble *d) {
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46 UiVar *var = malloc(sizeof(UiVar));
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47 var->value = d;
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48 var->type = UI_VAR_SPECIAL;
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49 return ui_spinner_var(obj, step, digits, var, UI_VAR_DOUBLE);
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50 }
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51
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52 UIWIDGET ui_spinnerr(UiObject *obj, UiRange *r) {
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53 UiVar *var = malloc(sizeof(UiVar));
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54 var->value = r;
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55 var->type = UI_VAR_SPECIAL;
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56 return ui_spinner_var(obj, r->extent, 1, var, UI_VAR_RANGE);
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57 }
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58
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59 UIWIDGET ui_spinner_nv(UiObject *obj, int step, char *varname) {
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60 UiVar *var = uic_create_var(obj->ctx, varname, UI_VAR_INTEGER);
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61 return ui_spinner_var(obj, step, 0, var, UI_VAR_INTEGER);
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62 }
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63
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64 UIWIDGET ui_spinnerf_nv(UiObject *obj, double step, int digits, char *varname) {
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65 UiVar *var = uic_create_var(obj->ctx, varname, UI_VAR_DOUBLE);
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66 return ui_spinner_var(obj, step, digits, var, UI_VAR_DOUBLE);
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67 }
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68
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69 UIWIDGET ui_spinnerr_nv(UiObject *obj, char *varname) {
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70 UiVar *var = uic_create_var(obj->ctx, varname, UI_VAR_RANGE);
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71 UiRange *r = var->value;
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72 return ui_spinner_var(obj, r->extent, 1, var, UI_VAR_RANGE);
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73 }
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74
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75 UIWIDGET ui_spinner_var(UiObject *obj, double step, int digits, UiVar *var, UiVarType type) {
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76 double min = 0;
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77 double max = 1000;
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78 if(type == UI_VAR_RANGE) {
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79 UiRange *r = var->value;
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80 min = r->min;
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81 max = r->max;
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82 }
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83 if(step == 0) {
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84 step = 1;
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85 }
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86 #ifdef UI_GTK2LEGACY
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87 if(min == max) {
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88 max = min + 1;
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89 }
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90 #endif
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91 GtkWidget *spin = gtk_spin_button_new_with_range(min, max, step);
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92 gtk_spin_button_set_digits(GTK_SPIN_BUTTON(spin), digits);
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93 if(var) {
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94 double value = 0;
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95 UiObserver **obs = NULL;
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96 switch(type) {
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97 default: break;
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98 case UI_VAR_INTEGER: {
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99 UiInteger *i = var->value;
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100 i->get = ui_spinbutton_getint;
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101 i->set = ui_spinbutton_setint;
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102 i->obj = spin;
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103 value = (double)i->value;
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104 obs = &i->observers;
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105 break;
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106 }
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107 case UI_VAR_DOUBLE: {
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108 UiDouble *d = var->value;
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109 d->get = ui_spinbutton_getdouble;
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110 d->set = ui_spinbutton_setdouble;
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111 d->obj = spin;
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112 value = d->value;
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113 obs = &d->observers;
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114 break;
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115 }
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116 case UI_VAR_RANGE: {
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117 UiRange *r = var->value;
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118 r->get = ui_spinbutton_getrangeval;
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119 r->set = ui_spinbutton_setrangeval;
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120 r->setrange = ui_spinbutton_setrange;
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121 r->setextent = ui_spinbutton_setextent;
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122 r->obj = spin;
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123 value = r->value;
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124 obs = &r->observers;
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125 break;
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126 }
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127 }
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128 gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), value);
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129
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130 UiVarEventData *event = malloc(sizeof(UiVarEventData));
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131 event->obj = obj;
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132 event->var = var;
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133 event->observers = obs;
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134
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135 g_signal_connect(
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136 spin,
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137 "value-changed",
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138 G_CALLBACK(ui_spinner_changed),
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139 event);
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140 g_signal_connect(
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141 spin,
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142 "destroy",
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143 G_CALLBACK(ui_destroy_vardata),
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144 event);
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145 }
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146
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147 UiContainer *ct = uic_get_current_container(obj);
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148 ct->add(ct, spin, FALSE);
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149
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150 return spin;
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151 }
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152
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153 void ui_spinner_setrange(UIWIDGET spinner, double min, double max) {
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154 gtk_spin_button_set_range(GTK_SPIN_BUTTON(spinner), min, max);
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155 }
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156
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157 void ui_spinner_setdigits(UIWIDGET spinner, int digits) {
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158 gtk_spin_button_set_digits(GTK_SPIN_BUTTON(spinner), digits);
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159 }
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160
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161
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162 void ui_spinner_changed(GtkSpinButton *spinner, UiVarEventData *event) {
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163 UiEvent e;
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164 e.obj = event->obj;
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165 e.window = event->obj->window;
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166 e.document = event->obj->ctx->document;
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167 e.eventdata = event->var->value;
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168 e.intval = 0;
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169
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170 UiObserver *observer = *event->observers;
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171 ui_notify_evt(observer, &e);
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172 }
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173
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174
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175 int64_t ui_spinbutton_getint(UiInteger *i) {
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176 i->value = gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(i->obj));
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177 return i->value;
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178 }
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179
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180 void ui_spinbutton_setint(UiInteger *i, int64_t val) {
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181 gtk_spin_button_set_value(GTK_SPIN_BUTTON(i->obj), (double)val);
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182 i->value = val;
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183 }
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184
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185 double ui_spinbutton_getdouble(UiDouble *d) {
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186 d->value = gtk_spin_button_get_value(GTK_SPIN_BUTTON(d->obj));
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187 return d->value;
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188 }
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189
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190 void ui_spinbutton_setdouble(UiDouble *d, double val) {
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191 gtk_spin_button_set_value(GTK_SPIN_BUTTON(d->obj), val);
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192 d->value = val;
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193 }
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194
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195 double ui_spinbutton_getrangeval(UiRange *r) {
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196 r->value = gtk_spin_button_get_value(GTK_SPIN_BUTTON(r->obj));
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197 return r->value;
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198 }
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199
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200 void ui_spinbutton_setrangeval(UiRange *r, double val) {
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201 gtk_spin_button_set_value(GTK_SPIN_BUTTON(r->obj), val);
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202 r->value = val;
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203 }
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204 void ui_spinbutton_setrange(UiRange *r, double min, double max) {
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205 gtk_spin_button_set_range(GTK_SPIN_BUTTON(r->obj), min, max);
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206 r->min = min;
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207 r->max = max;
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208 }
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209
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210 void ui_spinbutton_setextent(UiRange *r, double extent) {
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211 gtk_spin_button_set_increments(GTK_SPIN_BUTTON(r->obj), extent, extent*10);
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212 r->extent = extent;
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213 }

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