ui/winui/toolkit.cpp

Sun, 16 Jun 2024 11:36:27 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 16 Jun 2024 11:36:27 +0200
changeset 42
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parent 5
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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 2023 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 "pch.h"
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30
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31 #include "toolkit.h"
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32
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33 #include <cx/allocator.h>
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34 #include <cx/mempool.h>
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35
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36 #include "../common/context.h"
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37 #include "../common/document.h"
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38 #include "../common/toolbar.h"
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39
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40 #include "icons.h"
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41
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42 #include "MainWindow.xaml.h"
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43
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44 #include "App.xaml.h"
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45
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46 using namespace winrt;
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47 using namespace Microsoft::UI::Xaml;
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48 using namespace Microsoft::UI::Xaml::Controls;
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49 using namespace Microsoft::UI::Xaml::XamlTypeInfo;
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50 using namespace Microsoft::UI::Xaml::Markup;
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51 using namespace Windows::UI::Xaml::Interop;
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52 using namespace winrt::Windows::Foundation;
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53 using namespace Windows::UI::Core;
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54
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55 static const char* application_name;
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56
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57 static ui_callback startup_func;
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58 static void* startup_data;
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59
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60 static ui_callback open_func;
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61 void* open_data;
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62
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63 static ui_callback exit_func;
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64 void* exit_data;
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65
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66 static ui_callback appclose_fnc;
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67
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68 static void* appclose_udata;
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69
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70
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71 static UiObject* active_window;
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72
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73 static winrt::Microsoft::UI::Dispatching::DispatcherQueue uiDispatcherQueue = { nullptr };
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74
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75 void ui_app_run_startup() {
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76 uiDispatcherQueue = winrt::Microsoft::UI::Dispatching::DispatcherQueue::GetForCurrentThread();
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77
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78 if (startup_func) {
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79 startup_func(NULL, startup_data);
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80 }
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81 }
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82
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83 class App : public ApplicationT<App, IXamlMetadataProvider> {
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84 public:
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85 void OnLaunched(LaunchActivatedEventArgs const&) {
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86 Resources().MergedDictionaries().Append(XamlControlsResources());
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87 if (startup_func) {
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88 startup_func(NULL, startup_data);
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89 }
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90
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91 //auto window = make<winui::implementation::MainWindow>();
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92 //window.Activate();
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93 }
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94 IXamlType GetXamlType(TypeName const& type) {
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95 return provider.GetXamlType(type);
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96 }
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97 IXamlType GetXamlType(hstring const& fullname) {
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98 return provider.GetXamlType(fullname);
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99 }
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100 com_array<XmlnsDefinition> GetXmlnsDefinitions() {
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101 return provider.GetXmlnsDefinitions();
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102 }
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103 private:
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104 XamlControlsXamlMetaDataProvider provider;
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105 };
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106
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107 UiWidget::UiWidget(winrt::Microsoft::UI::Xaml::UIElement& elm) : uielement(elm) {}
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108
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109 extern "C" void destroy_ui_window_wrapper(void* ptr) {
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110 UiWindow* win = (UiWindow*)ptr;
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111 delete win;
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112 }
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113
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114 extern "C" void destroy_ui_widget_wrapper(void* ptr) {
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115 UiWidget* widget = (UiWidget*)ptr;
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116 delete widget;
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117 }
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118
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119 extern "C" void destroy_ui_container_wrapper(void* ptr) {
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120 UiContainer* ctn = (UiContainer*)ptr;
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121 delete ctn;
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122 }
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123
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124 void ui_context_add_window_destructor(UiContext* ctx, UiWindow* win) {
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125 cxMempoolRegister(ctx->mp, win, destroy_ui_window_wrapper);
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126 }
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127
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128 void ui_context_add_widget_destructor(UiContext* ctx, UiWidget* widget) {
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129 cxMempoolRegister(ctx->mp, widget, destroy_ui_widget_wrapper);
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130 }
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131
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132 void ui_context_add_container_destructor(UiContext* ctx, UiContainer *container) {
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133 cxMempoolRegister(ctx->mp, container, destroy_ui_container_wrapper);
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134 }
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135
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136
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137 UiEvent ui_create_int_event(UiObject* obj, int64_t i) {
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138 UiEvent evt;
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139 evt.obj = obj;
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140 evt.window = obj->window;
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141 evt.document = obj->ctx->document;
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142 evt.eventdata = nullptr;
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143 evt.intval = i;
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144 return evt;
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145 }
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146
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147
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148 #include <MddBootstrap.h>
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149
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150 void ui_appsdk_bootstrap(void) {
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151 const UINT32 majorMinorVersion{ 0x00010002 };
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152 PCWSTR versionTag{ L"" };
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153 const PACKAGE_VERSION minVersion{};
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154
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155 const HRESULT hr = MddBootstrapInitialize(majorMinorVersion, versionTag, minVersion);
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156 if (FAILED(hr)) {
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157 exit(102);
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158 }
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159 }
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160
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161 void ui_init(const char* appname, int argc, char** argv) {
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162 application_name = appname;
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163
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164 //ui_appsdk_bootstrap();
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165
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166 uic_init_global_context();
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167 uic_docmgr_init();
0
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168 uic_toolbar_init();
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169 }
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170
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171 const char* ui_appname() {
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172 return application_name;
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173 }
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174
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175 void ui_onstartup(ui_callback f, void* userdata) {
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176 startup_func = f;
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177 startup_data = userdata;
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178 }
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179
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180 void ui_onopen(ui_callback f, void* userdata) {
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181 open_func = f;
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182 open_data = userdata;
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183 }
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184
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185 void ui_onexit(ui_callback f, void* userdata) {
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186 exit_func = f;
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187 exit_data = userdata;
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188 }
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189
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190 void ui_main() {
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191 /*
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192 init_apartment();
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193 //Application::Start([](auto&&) {make<App>(); });
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194
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195 ::winrt::Microsoft::UI::Xaml::Application::Start(
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196 [](auto&&)
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197 {
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198 ::winrt::make<::winrt::winui::implementation::App>();
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199 });
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200 */
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201 {
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202 void (WINAPI * pfnXamlCheckProcessRequirements)();
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203 auto module = ::LoadLibrary(L"Microsoft.ui.xaml.dll");
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204 if (module)
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205 {
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206 pfnXamlCheckProcessRequirements = reinterpret_cast<decltype(pfnXamlCheckProcessRequirements)>(GetProcAddress(module, "XamlCheckProcessRequirements"));
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207 if (pfnXamlCheckProcessRequirements)
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208 {
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209 (*pfnXamlCheckProcessRequirements)();
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210 }
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211
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212 ::FreeLibrary(module);
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213 }
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214 }
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215
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216 winrt::init_apartment(winrt::apartment_type::single_threaded);
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217 ::winrt::Microsoft::UI::Xaml::Application::Start(
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218 [](auto&&)
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219 {
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220 ::winrt::make<::winrt::winui::implementation::App>();
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221 });
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222 }
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223
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224 class UiWin {
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225 public:
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226 Window window;
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227 };
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228
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229 void ui_show(UiObject* obj) {
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230 if (obj->wobj) {
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231 obj->wobj->window.Activate();
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232 } else {
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233 // TODO
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234 }
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235 }
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236
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237 void ui_close(UiObject* obj) {
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238
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239 }
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240
5
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241 static void ui_job_finished(UiJob *job) {
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242 UiEvent event;
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243 event.obj = job->obj;
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244 event.window = job->obj->window;
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245 event.document = job->obj->ctx->document;
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246 event.intval = 0;
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247 event.eventdata = NULL;
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248 job->finish_callback(&event, job->finish_data);
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249 }
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250
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251 static void ui_job_thread(UiJob* job) {
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252 if (!job->job_func(job->job_data) && job->finish_callback) {
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253 bool isQueued = uiDispatcherQueue.TryEnqueue([job]()
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254 {
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255 UiEvent event;
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256 event.obj = job->obj;
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257 event.window = job->obj->window;
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258 event.document = job->obj->ctx->document;
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259 event.intval = 0;
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260 event.eventdata = NULL;
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261 job->finish_callback(&event, job->finish_data);
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262 delete job;
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263 });
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264 if (!isQueued) {
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265 // TODO: error or try again?
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266 exit(-1);
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267 }
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268 }
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269 else {
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270 delete job;
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271 }
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272 }
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273
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274 UIEXPORT void ui_job(UiObject* obj, ui_threadfunc tf, void* td, ui_callback f, void* fd) {
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275 UiJob* job = new UiJob;
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276 job->obj = obj;
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277 job->job_func = tf;
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278 job->job_data = td;
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279 job->finish_callback = f;
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280 job->finish_data = fd;
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281
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282 std::thread jobThread(ui_job_thread, job);
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283 jobThread.detach();
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284 }
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285
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286 UIEXPORT void ui_call_mainthread(ui_threadfunc tf, void* td) {
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287 bool isQueued = uiDispatcherQueue.TryEnqueue([tf, td]()
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288 {
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289 (void)tf(td);
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290 });
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291 if (!isQueued) {
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292 // TODO: error or try again?
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293 exit(-1);
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294 }
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295 }
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296
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297 static UiJob kill_job; // &kill_job indicates to stop the thread
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298
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299 static void ui_threadpool_run(UiThreadpool* pool) {
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300 for (;;) {
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301 UiJob* job = pool->GetJob();
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302 if (job == &kill_job) {
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303 return;
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304 }
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305 else if (job) {
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306 ui_job_thread(job);
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307 }
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308 }
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309 }
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310
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311 UiThreadpool::UiThreadpool(int nthreads) {
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312 for (int i = 0; i < nthreads; i++) {
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diff changeset
313 std::thread thread(ui_threadpool_run, this);
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diff changeset
314 thread.detach();
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315 }
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316 }
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diff changeset
317
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318 void UiThreadpool::EnqueueJob(UiJob* job)
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319 {
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320 std::unique_lock<std::mutex> lock(mutex);
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321 queue.push(job);
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322 lock.unlock();
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323 condition.notify_one();
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324 }
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325
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326 UiJob* UiThreadpool::GetJob() {
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327 std::unique_lock<std::mutex> lock(mutex);
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328
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329 UiJob* job = nullptr;
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330 while (!job) {
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331 if (queue.empty()) {
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332 condition.wait(lock);
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333 continue;
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334 }
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335 else
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336 {
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337 job = queue.front();
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338 queue.pop();
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339 }
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340 }
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341
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342 return job;
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343 }
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344
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345 UIEXPORT UiThreadpool* ui_threadpool_create(int nthreads) {
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346 return new UiThreadpool(nthreads);
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347 }
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348
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349 UIEXPORT void ui_threadpool_destroy(UiThreadpool* pool) {
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350 // TODO
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351 }
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352
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353 UIEXPORT void ui_threadpool_job(UiThreadpool* pool, UiObject* obj, ui_threadfunc tf, void* td, ui_callback f, void* fd) {
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354 UiJob* job = new UiJob;
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355 job->obj = obj;
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356 job->job_func = tf;
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357 job->job_data = td;
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358 job->finish_callback = f;
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359 job->finish_data = fd;
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360 pool->EnqueueJob(job);
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361 }
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362

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