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comparison: ui/cocoa/entry.m

ui/cocoa/entry.m

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c00e968d018b
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1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2025 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 #import "entry.h"
30 #import <objc/runtime.h>
31
32 @implementation UiSpinBox
33
34 - (UiSpinBox*)init {
35 return self;
36 }
37
38 - (void)valueChanged {
39 float value = _stepper.doubleValue;
40 UiEvent e;
41 e.obj = _obj;
42 e.window = e.obj->window;
43 e.document = e.obj->ctx->document;
44 e.eventdata = NULL;
45 e.eventdatatype = 0;
46 e.intval = (int)value;
47 e.set = ui_get_setop();
48
49 if(_onchange) {
50 _onchange(&e, _onchangedata);
51 }
52
53 if(_observers) {
54 UiObserver *observer = *_observers;
55 ui_notify_evt(observer, &e);
56 }
57 }
58
59 - (void)stepperChanged:(id)sender {
60 if(_isInteger) {
61 _textfield.integerValue = _stepper.integerValue;
62 } else {
63 _textfield.doubleValue = _stepper.doubleValue;
64 }
65 [self valueChanged];
66 }
67
68 - (void) controlTextDidChange:(NSNotification *)obj {
69 if(_isInteger) {
70 _stepper.integerValue = _textfield.integerValue;
71 } else {
72 _stepper.doubleValue = _textfield.doubleValue;
73 }
74 [self valueChanged];
75 }
76
77 @end
78
79 UIWIDGET ui_spinbox_create(UiObject *obj, UiSpinBoxArgs *args) {
80 double min = args->min;
81 double max = args->max != 0 ? args->max : 1000;
82
83 UiVar *var = NULL;
84 UiVarType vartype = 0;
85 if(args->varname) {
86 var = uic_get_var(obj->ctx, args->varname);
87 if(var) {
88 vartype = var->type;
89 } else {
90 var = uic_widget_var(obj->ctx, obj->ctx, args->rangevalue, args->varname, UI_VAR_RANGE);
91 vartype = UI_VAR_RANGE;
92 }
93 }
94
95 if(!var) {
96 if(args->intvalue) {
97 var = uic_widget_var(obj->ctx, obj->ctx, args->intvalue, NULL, UI_VAR_INTEGER);
98 vartype = UI_VAR_INTEGER;
99 } else if(args->doublevalue) {
100 var = uic_widget_var(obj->ctx, obj->ctx, args->doublevalue, NULL, UI_VAR_DOUBLE);
101 vartype = UI_VAR_DOUBLE;
102 } else if(args->rangevalue) {
103 var = uic_widget_var(obj->ctx, obj->ctx, args->rangevalue, NULL, UI_VAR_RANGE);
104 vartype = UI_VAR_RANGE;
105 }
106 }
107
108 if(vartype == UI_VAR_RANGE) {
109 UiRange *r = var->value;
110 min = r->min;
111 max = r->max;
112 }
113 if(args->step == 0) {
114 args->step = 1;
115 }
116
117 // create and setup textfield for number input
118 NSTextField *textfield = [[NSTextField alloc] init];
119 textfield.translatesAutoresizingMaskIntoConstraints = NO;
120
121 if(!args->hfill || args->width > 0) {
122 textfield.translatesAutoresizingMaskIntoConstraints = NO;
123 int width = args->width > 0 ? args->width : 100;
124 [[textfield.widthAnchor constraintEqualToConstant:width] setActive:YES];
125 }
126
127 NSNumberFormatter *formatter = [[NSNumberFormatter alloc] init];
128 formatter.numberStyle = NSNumberFormatterDecimalStyle;
129 formatter.allowsFloats = vartype != UI_VAR_INTEGER;
130 formatter.minimumFractionDigits = args->digits;
131 formatter.maximumFractionDigits = args->digits;
132
133 textfield.formatter = formatter;
134
135 // create view containing the textfield and stepper
136 NSView *view = [[NSView alloc]init];
137 view.translatesAutoresizingMaskIntoConstraints = NO;
138
139 NSStepper *stepper = [[NSStepper alloc] init];
140 stepper.translatesAutoresizingMaskIntoConstraints = NO;
141
142 [view addSubview:textfield];
143 [view addSubview:stepper];
144
145 [NSLayoutConstraint activateConstraints:@[
146 [textfield.leadingAnchor constraintEqualToAnchor:view.leadingAnchor],
147 [textfield.topAnchor constraintEqualToAnchor:view.topAnchor],
148 [textfield.bottomAnchor constraintEqualToAnchor:view.bottomAnchor],
149
150 [stepper.trailingAnchor constraintEqualToAnchor:view.trailingAnchor],
151 [stepper.topAnchor constraintEqualToAnchor:view.topAnchor],
152 [stepper.bottomAnchor constraintEqualToAnchor:view.bottomAnchor],
153
154 [textfield.trailingAnchor constraintEqualToAnchor:stepper.leadingAnchor]
155 ]];
156
157 UiLayout layout = UI_INIT_LAYOUT(args);
158 ui_container_add(obj, view, &layout);
159
160 // create the spinbox object, that handles all textfield and stepper events
161 UiSpinBox *spinbox = [[UiSpinBox alloc]init];
162 spinbox.obj = obj;
163 spinbox.textfield = textfield;
164 spinbox.stepper = stepper;
165 spinbox.onchange = args->onchange;
166 spinbox.onchangedata = args->onchangedata;
167 spinbox.isInteger = vartype == UI_VAR_INTEGER;
168 objc_setAssociatedObject(stepper, "ui_spinbox", spinbox, OBJC_ASSOCIATION_RETAIN);
169
170 stepper.minValue = min;
171 stepper.maxValue = max;
172 stepper.increment = args->step;
173 stepper.target = spinbox;
174 stepper.action = @selector(stepperChanged:);
175 textfield.delegate = spinbox;
176
177 UiObserver **obs = NULL;
178 if(var) {
179 void *varObj = (__bridge void*)spinbox;
180 switch(vartype) {
181 default: break;
182 case UI_VAR_INTEGER: {
183 UiInteger *i = var->value;
184 i->get = ui_spinbutton_getint;
185 i->set = ui_spinbutton_setint;
186 i->obj = varObj;
187 obs = &i->observers;
188
189 stepper.integerValue = i->value;
190 textfield.integerValue = i->value;
191 break;
192 }
193 case UI_VAR_DOUBLE: {
194 UiDouble *d = var->value;
195 d->get = ui_spinbutton_getdouble;
196 d->set = ui_spinbutton_setdouble;
197 d->obj = varObj;
198 obs = &d->observers;
199
200 stepper.doubleValue = d->value;
201 textfield.doubleValue = d->value;
202 break;
203 }
204 case UI_VAR_RANGE: {
205 UiRange *r = var->value;
206 r->get = ui_spinbutton_getrangeval;
207 r->set = ui_spinbutton_setrangeval;
208 r->setrange = ui_spinbutton_setrange;
209 r->setextent = ui_spinbutton_setextent;
210 r->obj = varObj;
211 obs = &r->observers;
212
213 stepper.doubleValue = r->value;
214 textfield.doubleValue = r->value;
215 break;
216 }
217 }
218 }
219 spinbox.observers = obs;
220
221 return (__bridge void*)textfield;
222 }
223
224 int64_t ui_spinbutton_getint(UiInteger *i) {
225 UiSpinBox *spinbox = (__bridge UiSpinBox*)i->obj;
226 i->value = spinbox.stepper.integerValue;
227 return i->value;
228 }
229
230 void ui_spinbutton_setint(UiInteger *i, int64_t val) {
231 UiSpinBox *spinbox = (__bridge UiSpinBox*)i->obj;
232 i->value = val;
233 spinbox.stepper.integerValue = val;
234 spinbox.textfield.integerValue = val;
235 }
236
237 double ui_spinbutton_getdouble(UiDouble *d) {
238 UiSpinBox *spinbox = (__bridge UiSpinBox*)d->obj;
239 d->value = spinbox.stepper.doubleValue;
240 return d->value;
241 }
242
243 void ui_spinbutton_setdouble(UiDouble *d, double val) {
244 UiSpinBox *spinbox = (__bridge UiSpinBox*)d->obj;
245 d->value = val;
246 spinbox.stepper.doubleValue = val;
247 spinbox.textfield.doubleValue = val;
248 }
249
250 double ui_spinbutton_getrangeval(UiRange *r) {
251 UiSpinBox *spinbox = (__bridge UiSpinBox*)r->obj;
252 r->value = spinbox.stepper.doubleValue;
253 return r->value;
254 }
255
256 void ui_spinbutton_setrangeval(UiRange *r, double val) {
257 UiSpinBox *spinbox = (__bridge UiSpinBox*)r->obj;
258 r->value = val;
259 spinbox.stepper.doubleValue = val;
260 spinbox.textfield.doubleValue = val;
261 }
262
263 void ui_spinbutton_setrange(UiRange *r, double min, double max) {
264 UiSpinBox *spinbox = (__bridge UiSpinBox*)r->obj;
265 spinbox.stepper.minValue = min;
266 spinbox.stepper.maxValue = max;
267 }
268
269 void ui_spinbutton_setextent(UiRange *r, double extent) {
270 UiSpinBox *spinbox = (__bridge UiSpinBox*)r->obj;
271 spinbox.stepper.increment = extent;
272 }

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