ui/qt/menu.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 0
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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 <stdio.h>
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30 #include <stdlib.h>
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31 #include <inttypes.h>
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32 #include <QMenuBar>
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33 #include <QAction>
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34
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35 #include "menu.h"
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36 #include "toolkit.h"
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37 #include "../common/context.h"
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38 #include "../ui/properties.h"
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39 #include "../ui/window.h"
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40 #include "stock.h"
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41 #include "container.h"
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42
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43 static UcxList *menus;
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44 static UcxList *current;
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45
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46 /* -------------------------- UiMenu -------------------------- */
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47
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48 UiMenu::UiMenu(char* label) {
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49 this->items = NULL;
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50 this->label = label;
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51 }
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52
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53 void UiMenu::addMenuItem(UiMenuItemI* item) {
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54 items = ucx_list_append(items, item);
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55 }
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56
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57 void UiMenu::addTo(UiObject *obj, QMenuBar *menubar, QMenu *menu) {
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58 QMenu *m = NULL;
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59 if(menubar) {
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60 m = menubar->addMenu(label);
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61 } else {
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62 m = menu->addMenu(label);
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63 }
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64
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65 UCX_FOREACH(elm, items) {
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66 UiMenuItemI *item = (UiMenuItemI*)elm->data;
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67 item->addTo(obj, NULL, m);
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68 }
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69 }
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70
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71
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72 /* -------------------------- UiMenuItem -------------------------- */
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73
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74 UiMenuItem::UiMenuItem(char* label, ui_callback f, void* userdata) {
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75 this->label = label;
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76 this->callback = f;
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77 this->userdata = userdata;
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78 this->groups = NULL;
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79 }
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80
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81 void UiMenuItem::addGroup(int group) {
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82 groups = ucx_list_append(groups, (void*)(intptr_t)group);
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83 }
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84
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85 void UiMenuItem::setCheckable(bool c) {
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86 checkable = c;
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87 }
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88
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89 void UiMenuItem::addTo(UiObject *obj, QMenuBar *menubar, QMenu *menu) {
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90 QString str = QString::fromUtf8(label);
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91 UiAction *action = new UiAction(obj, str, callback, userdata);
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92 action->setCheckable(checkable);
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93 if(checkable) {
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94 action->setChecked(false);
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95 }
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96 menu->addAction(action);
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97 QObject::connect(action, SIGNAL(triggered()), action, SLOT(trigger()));
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98 }
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99
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100
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101 /* -------------------------- UiStMenuItem -------------------------- */
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102
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103 UiStMenuItem::UiStMenuItem(char* stockid, ui_callback f, void* userdata) {
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104 this->stockid = stockid;
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105 this->callback = f;
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106 this->userdata = userdata;
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107 this->groups = NULL;
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108 }
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109
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110 void UiStMenuItem::addGroup(int group) {
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111 groups = ucx_list_append(groups, (void*)(intptr_t)group);
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112 }
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113
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114 void UiStMenuItem::addTo(UiObject *obj, QMenuBar *menubar, QMenu *menu) {
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115 UiStockItem *stockItem = ui_get_stock_item(stockid);
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116
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117 QString str = QString::fromUtf8(stockItem->label);
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118 UiAction *action = new UiAction(obj, str, callback, userdata);
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119 action->setIcon(QIcon::fromTheme(stockItem->icon_name));
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120 action->setIconVisibleInMenu(true);
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121 menu->addAction(action);
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122 //UiEventWrapper *ev = new UiEventWrapper(callback, userdata);
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123 QObject::connect(action, SIGNAL(triggered()), action, SLOT(trigger()));
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124 }
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125
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126
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127 /* -------------------------- UiMenuSeparator -------------------------- */
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128
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129 void UiMenuSeparator::addTo(UiObject* obj, QMenuBar* menubar, QMenu* menu) {
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130 menu->addSeparator();
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131 }
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132
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133
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134 /* -------------------------- UiCheckItemNV -------------------------- */
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135
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136 UiCheckItemNV::UiCheckItemNV(char* label, char* varname) {
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137 this->label = label;
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138 this->varname = varname;
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139 }
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140
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141 void UiCheckItemNV::addTo(UiObject* obj, QMenuBar* menubar, QMenu* menu) {
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142 QString str = QString::fromUtf8(label);
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143 UiAction *action = new UiAction(obj, str, NULL, NULL);
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144 action->setCheckable(true);
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145 menu->addAction(action);
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146 QObject::connect(action, SIGNAL(triggered()), action, SLOT(trigger()));
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147
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148 UiVar *var = uic_connect_var(obj->ctx, varname, UI_VAR_INTEGER);
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149 if(var) {
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150 UiInteger *value = (UiInteger*)var->value;
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151 action->setChecked(value->value);
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152 value->obj = action;
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153 value->get = ui_checkitem_get;
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154 value->set = ui_checkitem_set;
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155 value = 0;
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156 } else {
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157 // TODO: error
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158 }
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159 }
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160
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161
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162 /* -------------------------- UiAction -------------------------- */
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163
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164 UiAction::UiAction(UiObject *obj, QString &label, ui_callback f, void* userdata) : QAction(label, NULL) {
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165 //QAction(label, NULL);
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166 this->obj = obj;
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167 this->callback = f;
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168 this->userdata = userdata;
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169 }
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170
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171 void UiAction::trigger() {
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172 if(!callback) {
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173 return;
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174 }
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175
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176 UiEvent e;
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177 e.obj = obj;
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178 e.window = obj->window;
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179 e.document = obj->ctx->document;
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180 e.eventdata = NULL;
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181
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182 if(isCheckable()) {
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183 e.intval = isChecked();
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184 } else {
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185 e.intval = 0;
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186 }
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187
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188 callback(&e, userdata);
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189 }
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190
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191
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192 void ui_menu(char *label) {
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193 // free current menu hierarchy
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194 ucx_list_free(current);
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195
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196 // create menu
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197 UiMenu *menu = new UiMenu(label);
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198
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199 current = ucx_list_prepend(NULL, menu);
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200 menus = ucx_list_append(menus, menu);
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201 }
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202
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203 void ui_submenu(char *label) {
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204 UiMenu *menu = new UiMenu(label);
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205
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206 // add submenu to current menu
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207 UiMenu *cm = (UiMenu*)current->data;
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208 cm->addMenuItem(menu);
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209
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210 // set the submenu to current menu
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211 current = ucx_list_prepend(current, menu);
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212 }
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213
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214 void ui_submenu_end() {
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215 if(ucx_list_size(current) < 2) {
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216 return;
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217 }
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218 current = ucx_list_remove(current, current);
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219 //UcxList *c = current;
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220 }
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221
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222
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223 void ui_menuitem(char *label, ui_callback f, void *userdata) {
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224 ui_menuitem_gr(label, f, userdata, -1);
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225 }
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226
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227 void ui_menuitem_st(char *stockid, ui_callback f, void *userdata) {
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228 ui_menuitem_stgr(stockid, f, userdata, -1);
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229 }
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230
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231 void ui_menuitem_gr(char *label, ui_callback f, void *userdata, ...) {
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232 if(!current) {
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233 return;
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234 }
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235
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236 UiMenuItem *item = new UiMenuItem(label, f, userdata);
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237
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238 // add groups
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239 va_list ap;
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240 va_start(ap, userdata);
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241 int group;
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242 while((group = va_arg(ap, int)) != -1) {
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243 item->addGroup(group);
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244 }
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245 va_end(ap);
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246
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247 UiMenu *cm = (UiMenu*)current->data;
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248 cm->addMenuItem(item);
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249 }
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250
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251 void ui_menuitem_stgr(char *stockid, ui_callback f, void *userdata, ...) {
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252 if(!current) {
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253 return;
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254 }
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255
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256 UiStMenuItem *item = new UiStMenuItem(stockid, f, userdata);
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257
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258 // add groups
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259 va_list ap;
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260 va_start(ap, userdata);
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261 int group;
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262 while((group = va_arg(ap, int)) != -1) {
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263 item->addGroup(group);
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264 }
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265 va_end(ap);
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266
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267 UiMenu *cm = (UiMenu*)current->data;
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268 cm->addMenuItem(item);
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269 }
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270
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271 void ui_menuseparator() {
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272 if(!current) {
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273 return;
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274 }
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275
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276 UiMenuSeparator *item = new UiMenuSeparator();
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277 UiMenu *cm = (UiMenu*)current->data;
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278 cm->addMenuItem(item);
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279 }
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280
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281 void ui_checkitem(char *label, ui_callback f, void *userdata) {
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282 if(!current) {
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283 return;
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284 }
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285
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286 UiMenuItem *item = new UiMenuItem(label, f, userdata);
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287 item->setCheckable(true);
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288
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289 UiMenu *cm = (UiMenu*)current->data;
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290 cm->addMenuItem(item);
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291 }
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292
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293 void ui_checkitem_nv(char *label, char *vname) {
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294 if(!current) {
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295 return;
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296 }
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297
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298 UiCheckItemNV *item = new UiCheckItemNV(label, vname);
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299
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300 UiMenu *cm = (UiMenu*)current->data;
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301 cm->addMenuItem(item);
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302 }
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303
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304 void ui_menuitem_list(UiList *items, ui_callback f, void *userdata) {
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305
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306 }
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307
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308 void ui_add_menus(UiObject *obj, QMainWindow *window) {
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309 QMenuBar *mb = window->menuBar();
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310
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311 UCX_FOREACH(elm, menus) {
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312 UiMenu *menu = (UiMenu*)elm->data;
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313 menu->addTo(obj, mb, NULL);
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314 }
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315 }
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316
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317 int ui_checkitem_get(UiInteger *i) {
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318 QAction *action = (QAction*)i->obj;
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319 i->value = action->isChecked();
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320 return i->value;
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321 }
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322
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323 void ui_checkitem_set(UiInteger *i, int value) {
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324 QAction *action = (QAction*)i->obj;
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325 i->value = value;
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326 action->setChecked(value);
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327 }
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328
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329
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330 /*
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331 * widget menu functions
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332 */
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333
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334 UiContextMenuHandler::UiContextMenuHandler(QWidget *widget, QMenu* menu) {
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335 this->widget = widget;
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336 this->menu = menu;
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337 }
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338
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339 void UiContextMenuHandler::contextMenuEvent(const QPoint & pos) {
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340 menu->popup(widget->mapToGlobal(pos));
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341 }
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342 UIMENU ui_contextmenu(UiObject *obj) {
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343 UiContainer *ct = uic_get_current_container(obj);
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344 return ui_contextmenu_w(obj, ct->current);
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345 }
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346
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347 UIMENU ui_contextmenu_w(UiObject *obj, UIWIDGET widget) {
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348 UiContainer *ct = uic_get_current_container(obj);
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349
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350 QMenu *menu = new QMenu(widget);
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351 widget->setContextMenuPolicy(Qt::CustomContextMenu);
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352
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353 UiContextMenuHandler *handler = new UiContextMenuHandler(widget, menu);
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354 QObject::connect(
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355 widget,
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356 SIGNAL(customContextMenuRequested(QPoint)),
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357 handler,
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358 SLOT(contextMenuEvent(QPoint)));
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359
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360 ct->menu = menu;
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361
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362 return menu;
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363 }
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364
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365 void ui_contextmenu_popup(UIMENU menu) {
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366
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367 }
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368
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369 void ui_widget_menuitem(UiObject *obj, char *label, ui_callback f, void *userdata) {
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370 ui_widget_menuitem_gr(obj, label, f, userdata, -1);
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371 }
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372
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373 void ui_widget_menuitem_gr(UiObject *obj, char *label, ui_callback f, void *userdata, ...) {
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374 UiContainer *ct = uic_get_current_container(obj);
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375 if(!ct->menu) {
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376 return;
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377 }
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378
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379 // add groups
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380 UcxList *groups = NULL;
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381 va_list ap;
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382 va_start(ap, userdata);
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383 int group;
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384 while((group = va_arg(ap, int)) != -1) {
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385 ucx_list_append(groups, (void*)(intptr_t)group);
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386 }
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387 va_end(ap);
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388
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389 // create menuitem
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390 QString str = QString::fromUtf8(label);
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391 UiAction *action = new UiAction(obj, str, f, userdata);
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392 ct->menu->addAction(action);
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393 QObject::connect(action, SIGNAL(triggered()), action, SLOT(trigger()));
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394 }
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395
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396 void ui_widget_menuitem_st(UiObject *obj, char *stockid, ui_callback f, void *userdata) {
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397 ui_widget_menuitem_stgr(obj, stockid, f, userdata, -1);
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398 }
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399
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400 void ui_widget_menuitem_stgr(UiObject *obj, char *stockid, ui_callback f, void *userdata, ...) {
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401 UiContainer *ct = uic_get_current_container(obj);
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402 if(!ct->menu) {
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403 return;
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404 }
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405
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406 // add groups
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407 UcxList *groups = NULL;
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408 va_list ap;
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409 va_start(ap, userdata);
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410 int group;
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411 while((group = va_arg(ap, int)) != -1) {
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412 ucx_list_append(groups, (void*)(intptr_t)group);
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413 }
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414 va_end(ap);
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415
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416 // create menuitem
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417 UiStockItem *stockItem = ui_get_stock_item(stockid);
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418
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419 QString str = QString::fromUtf8(stockItem->label);
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420 UiAction *action = new UiAction(obj, str, f, userdata);
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421 action->setIcon(QIcon::fromTheme(stockItem->icon_name));
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422 action->setIconVisibleInMenu(true);
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423 ct->menu->addAction(action);
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424 QObject::connect(action, SIGNAL(triggered()), action, SLOT(trigger()));
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425 }

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