ui/winui/label.cpp

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newapi
changeset 219
527a66c0afb2
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e377456302df
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218:d06e7e8e53e1 219:527a66c0afb2
1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2023 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 "pch.h"
30
31 #include "label.h"
32 #include "text.h"
33 #include "util.h"
34
35 #include "toolkit.h"
36 #include "container.h"
37 #include "../common/object.h"
38 #include "../common/context.h"
39
40 using namespace winrt;
41 using namespace Microsoft::UI::Xaml;
42 using namespace Microsoft::UI::Xaml::Controls;
43 using namespace Windows::UI::Xaml::Interop;
44 using namespace winrt::Windows::Foundation;
45 using namespace winrt::Microsoft::UI::Xaml::Controls::Primitives;
46
47 UIWIDGET ui_label_create(UiObject* obj, UiLabelArgs args) {
48 UiObject* current = uic_current_obj(obj);
49
50 // create textbox and toolkit wrapper
51 TextBlock label = TextBlock();
52 if (args.label) {
53 wchar_t* wlabel = str2wstr(args.label, nullptr);
54 label.Text(wlabel);
55 free(wlabel);
56 }
57
58 UIElement elm = label;
59 UiWidget* widget = new UiWidget(elm);
60 ui_context_add_widget_destructor(current->ctx, widget);
61
62 UiVar* var = uic_widget_var(obj->ctx, current->ctx, args.value, args.varname, UI_VAR_STRING);
63 if (var) {
64 UiString* value = (UiString*)var->value;
65 value->obj = widget;
66 value->get = ui_label_get;
67 value->set = ui_label_set;
68
69 // listener for notifying observers
70 // TODO:
71 }
72
73 // add button to current container
74 UI_APPLY_LAYOUT1(current, args);
75
76 current->container->Add(label, false);
77
78 return widget;
79 }
80
81 UIWIDGET ui_llabel_create(UiObject* obj, UiLabelArgs args) {
82 args.align = UI_ALIGN_LEFT;
83 return ui_label_create(obj, args);
84 }
85
86 UIWIDGET ui_rlabel_create(UiObject* obj, UiLabelArgs args) {
87 args.align = UI_ALIGN_RIGHT;
88 return ui_label_create(obj, args);
89 }
90
91
92
93 char* ui_label_get(UiString* str) {
94 UiWidget* widget = (UiWidget*)str->obj;
95 TextBlock box = widget->uielement.as<TextBlock>();
96 std::wstring wstr(box.Text());
97 return ui_string_get(str, wstr);
98 }
99
100 void ui_label_set(UiString* str, const char* newvalue) {
101 UiWidget* widget = (UiWidget*)str->obj;
102 TextBox box = widget->uielement.as<TextBox>();
103 box.Text(ui_string_set(str, newvalue));
104 }

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