ui/gtk/window.c

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 32
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child 44
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permissions
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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 #include <string.h>
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32
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33 #include "../ui/window.h"
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34 #include "../ui/properties.h"
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35 #include "../common/context.h"
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36 #include "../common/menu.h"
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37 #include "../common/toolbar.h"
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38
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39 #include <cx/mempool.h>
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40
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41 #include "menu.h"
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42 #include "toolbar.h"
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43 #include "container.h"
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44
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45 static int nwindows = 0;
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46
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47 static int window_default_width = 650;
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48 static int window_default_height = 550;
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49
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50 void ui_exit_event(GtkWidget *widget, gpointer data) {
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51 UiObject *obj = data;
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52 UiEvent ev;
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53 ev.window = obj->window;
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54 ev.document = obj->ctx->document;
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55 ev.obj = obj;
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56 ev.eventdata = NULL;
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57 ev.intval = 0;
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58
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59 if(obj->ctx->close_callback) {
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60 obj->ctx->close_callback(&ev, obj->ctx->close_data);
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61 }
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62 // TODO: free UiObject
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63
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64 nwindows--;
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65 #ifdef UI_GTK2
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66 if(nwindows == 0) {
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67 gtk_main_quit();
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68 }
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69 #endif
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70 }
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71
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72 static UiObject* create_window(const char *title, void *window_data, UiBool simple) {
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73 CxMempool *mp = cxBasicMempoolCreate(256);
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74 UiObject *obj = cxCalloc(mp->allocator, 1, sizeof(UiObject));
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75
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76 #ifndef UI_GTK2
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77 obj->widget = gtk_application_window_new(ui_get_application());
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78 #else
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79 obj->widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
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80 #endif
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81
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82
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83 obj->ctx = uic_context(obj, mp);
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84 obj->window = window_data;
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85
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86 if(title != NULL) {
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87 gtk_window_set_title(GTK_WINDOW(obj->widget), title);
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88 }
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89
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90 char *width = ui_get_property("ui.window.width");
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91 char *height = ui_get_property("ui.window.height");
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92 if(width && height) {
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93 gtk_window_set_default_size(
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94 GTK_WINDOW(obj->widget),
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95 atoi(width),
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96 atoi(height));
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97 } else {
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98 gtk_window_set_default_size(
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99 GTK_WINDOW(obj->widget),
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100 window_default_width,
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101 window_default_height);
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102 }
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103
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104 g_signal_connect(
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105 obj->widget,
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106 "destroy",
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107 G_CALLBACK(ui_exit_event),
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108 obj);
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109
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110 GtkWidget *vbox = ui_gtk_vbox_new(0);
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111 gtk_container_add(GTK_CONTAINER(obj->widget), vbox);
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112
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113 if(!simple) {
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114 // menu
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115 if(uic_get_menu_list()) {
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116 GtkWidget *mb = ui_create_menubar(obj);
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117 if(mb) {
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118 gtk_box_pack_start(GTK_BOX(vbox), mb, FALSE, FALSE, 0);
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119 }
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120 }
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121
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122 // toolbar
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123 if(uic_toolbar_isenabled()) {
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124 GtkWidget *tb = ui_create_toolbar(obj);
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125 if(tb) {
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126 gtk_box_pack_start(GTK_BOX(vbox), tb, FALSE, FALSE, 0);
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127 }
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128 }
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129
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130 //GtkWidget *hb = ui_create_headerbar(obj);
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131 //gtk_window_set_titlebar(GTK_WINDOW(obj->widget), hb);
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132 }
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133
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134 // window content
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135 // the content has a (TODO: not yet) configurable frame
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136 GtkWidget *frame = gtk_frame_new(NULL);
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137 gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_NONE);
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138 gtk_box_pack_start(GTK_BOX(vbox), frame, TRUE, TRUE, 0);
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139
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140 // content vbox
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141 GtkWidget *content_box = ui_gtk_vbox_new(0);
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142 gtk_container_add(GTK_CONTAINER(frame), content_box);
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143 obj->container = ui_box_container(obj, content_box);
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144
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145 nwindows++;
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146 return obj;
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147 }
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148
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149
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150 UiObject* ui_window(const char *title, void *window_data) {
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151 return create_window(title, window_data, FALSE);
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152 }
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153
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154 UiObject* ui_simple_window(const char *title, void *window_data) {
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155 return create_window(title, window_data, TRUE);
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156 }
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157
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158 void ui_window_size(UiObject *obj, int width, int height) {
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159 gtk_window_set_default_size(
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160 GTK_WINDOW(obj->widget),
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161 width,
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162 height);
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163 }
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164
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165 static void ui_dialog_response (GtkDialog* self, gint response_id, gpointer user_data) {
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166 UiEventData *data = user_data;
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167 UiEvent evt;
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168 evt.obj = data->obj;
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169 evt.document = evt.obj->ctx->document;
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170 evt.window = evt.obj->window;
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171 evt.eventdata = NULL;
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172 evt.intval = 0;
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173
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174 if(data->customdata) {
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175 GtkWidget *entry = data->customdata;
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176 evt.eventdata = (void*)gtk_entry_get_text(GTK_ENTRY(entry));
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177
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178 }
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179
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180 if(response_id == 1 || response_id == 2) {
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181 evt.intval = response_id;
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182 }
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183
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184
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185 if(data->callback) {
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186 data->callback(&evt, data->userdata);
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187 }
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188
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189 gtk_widget_destroy(GTK_WIDGET(self));
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190 }
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191
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192 void ui_dialog_create(UiObject *parent, UiDialogArgs args) {
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193 GtkDialog *dialog = GTK_DIALOG(gtk_dialog_new());
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194 GtkWidget *dialog_w = GTK_WIDGET(dialog);
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195 if(args.title) {
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196 gtk_window_set_title(GTK_WINDOW(dialog), args.title);
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197 }
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198 if(args.button1_label) {
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199 gtk_dialog_add_button(dialog, args.button1_label, 1);
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200 }
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201 if(args.button2_label) {
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202 gtk_dialog_add_button(dialog, args.button2_label, 2);
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203 }
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204 if(args.closebutton_label) {
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205 gtk_dialog_add_button(dialog, args.closebutton_label, 0);
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206 }
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207
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208 GtkWidget *content_area = gtk_dialog_get_content_area(dialog);
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209 if(args.content) {
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210 GtkWidget *label = gtk_label_new(args.content);
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211 gtk_container_add(GTK_CONTAINER(content_area), label);
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212 }
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213
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214 GtkWidget *textfield = NULL;
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215 if(args.input) {
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216 textfield = gtk_entry_new();
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217 gtk_container_add(GTK_CONTAINER(content_area), textfield);
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218 }
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219
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220 UiEventData *event = malloc(sizeof(UiEventData));
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221 event->obj = parent;
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222 event->callback = args.result;
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223 event->userdata = args.resultdata;
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224 event->value = 0;
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225 event->customdata = textfield;
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226
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227 g_signal_connect(dialog_w,
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228 "response",
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229 G_CALLBACK(ui_dialog_response),
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230 event);
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231
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232 gtk_widget_show_all(GTK_WIDGET(dialog_w));
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233 }
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234
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235 static void ui_gtkfilechooser(UiObject *obj, GtkFileChooserAction action, unsigned int mode, ui_callback file_selected_callback, void *cbdata) {
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236 char *button;
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237 char *title;
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238
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239 GtkWidget *dialog;
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240 if((mode & UI_FILEDIALOG_SELECT_FOLDER) == UI_FILEDIALOG_SELECT_FOLDER) {
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241 dialog = gtk_file_chooser_dialog_new (
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242 "Open Folder",
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243 GTK_WINDOW(obj->widget),
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244 GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER,
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245 "Cancel",
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246 GTK_RESPONSE_CANCEL,
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247 "Select Folder",
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248 GTK_RESPONSE_ACCEPT,
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249 NULL);
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250 } else if(action == GTK_FILE_CHOOSER_ACTION_OPEN) {
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251 dialog = gtk_file_chooser_dialog_new (
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252 "Select Folder",
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253 GTK_WINDOW(obj->widget),
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254 action,
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255 "Cancel",
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256 GTK_RESPONSE_CANCEL,
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257 "Open File",
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258 GTK_RESPONSE_ACCEPT,
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259 NULL);
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260 } else {
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261 dialog = gtk_file_chooser_dialog_new (
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262 "Save File",
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263 GTK_WINDOW(obj->widget),
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264 action,
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265 "Cancel",
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266 GTK_RESPONSE_CANCEL,
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267 "Save File",
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268 GTK_RESPONSE_ACCEPT,
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269 NULL);
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270 }
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271
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272 if((mode & UI_FILEDIALOG_SELECT_MULTI) == UI_FILEDIALOG_SELECT_MULTI) {
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273 gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), TRUE);
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274 }
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275
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276 UiEvent evt;
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277 evt.obj = obj;
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278 evt.document = evt.obj->ctx->document;
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279 evt.window = evt.obj->window;
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280 evt.intval = 0;
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281
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282 UiFileList flist;
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283 flist.files = NULL;
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284 flist.nfiles = 0;
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285 evt.eventdata = &flist;
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286
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287 int result = gtk_dialog_run(GTK_DIALOG (dialog));
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288 GSList *selection = NULL;
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289 if(result == GTK_RESPONSE_ACCEPT) {
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290 selection = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(dialog));
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291 flist.nfiles = g_slist_length(selection);
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292 flist.files = calloc(flist.nfiles, sizeof(char*));
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293 int i = 0;
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294 while(selection) {
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295 flist.files[i] = selection->data;
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296 selection = selection->next;
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297 i++;
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298 }
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299 }
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300
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301 if(file_selected_callback) {
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302 file_selected_callback(&evt, cbdata);
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303 }
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304
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305 for(int i=0;i<flist.nfiles;i++) {
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306 g_free(flist.files[i]);
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307 }
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308 free(flist.files);
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309 g_slist_free(selection);
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311 gtk_widget_destroy(dialog);
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312 }
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313
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314 void ui_openfiledialog(UiObject *obj, unsigned int mode, ui_callback file_selected_callback, void *cbdata) {
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315 ui_gtkfilechooser(obj, GTK_FILE_CHOOSER_ACTION_OPEN, mode, file_selected_callback, cbdata);
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316 }
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317
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318 void ui_savefiledialog(UiObject *obj, const char *name, ui_callback file_selected_callback, void *cbdata) {
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319 ui_gtkfilechooser(obj, GTK_FILE_CHOOSER_ACTION_SAVE, 0, file_selected_callback, cbdata);
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320 }
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321

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