ui/motif/window.c

Thu, 12 Dec 2024 20:01:43 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Thu, 12 Dec 2024 20:01:43 +0100
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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 2024 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
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32 #include "toolkit.h"
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33 #include "menu.h"
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34 #include "toolbar.h"
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35 #include "container.h"
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36 #include "../ui/window.h"
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37 #include "../common/context.h"
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38
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39 #include "Grid.h"
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40
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41 #include <cx/mempool.h>
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42
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43 static int nwindows = 0;
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44
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45 static int window_default_width = 600;
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46 static int window_default_height = 500;
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47
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48 static void window_close_handler(Widget window, void *udata, void *cdata) {
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49 UiObject *obj = udata;
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50 uic_object_destroy(obj);
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51
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52 nwindows--;
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53 if(nwindows == 0) {
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54 ui_exit_mainloop();
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55 }
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56 }
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57
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58
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59 static UiObject* create_window(const char *title, void *window_data, Boolean simple) {
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60 CxMempool *mp = cxBasicMempoolCreate(256);
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61 const CxAllocator *a = mp->allocator;
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62 UiObject *obj = cxCalloc(a, 1, sizeof(UiObject));
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63 obj->ctx = uic_context(obj, mp);
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64 obj->window = window_data;
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65
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66 Arg args[16];
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67 int n = 0;
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68 XtSetArg(args[n], XmNtitle, title); n++;
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69 XtSetArg(args[n], XmNminWidth, 100); n++;
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70 XtSetArg(args[n], XmNminHeight, 50); n++;
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71 XtSetArg(args[n], XmNwidth, window_default_width); n++;
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72 XtSetArg(args[n], XmNheight, window_default_height); n++;
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73
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74 Widget toplevel = XtAppCreateShell(
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75 ui_appname(),
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76 "mainwindow",
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77 //applicationShellWidgetClass,
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78 vendorShellWidgetClass,
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79 ui_motif_get_display(),
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80 args,
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81 n);
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82
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83 Atom wm_delete_window;
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84 wm_delete_window = XmInternAtom(
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85 XtDisplay(toplevel),
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86 "WM_DELETE_WINDOW",
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87 0);
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88 XmAddWMProtocolCallback(
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89 toplevel,
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90 wm_delete_window,
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91 window_close_handler,
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92 obj);
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93
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94 Widget window = XtVaCreateManagedWidget(
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95 title,
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96 xmMainWindowWidgetClass,
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97 toplevel,
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98 NULL);
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99
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100 // content frame
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101 n = 0;
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102 Widget frame = XmCreateFrame(window, "window_frame", args, n);
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103 XtManageChild(frame);
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104
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105 Widget vbox = XtCreateManagedWidget("window_vbox", gridClass, frame, NULL, 0);
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106 UiContainerX *container = ui_box_container(obj, vbox, UI_BOX_VERTICAL);
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107 uic_object_push_container(obj, container);
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108
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109 obj->widget = toplevel;
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110 nwindows++;
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111 return obj;
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112 }
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113
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114 UiObject* ui_window(const char *title, void *window_data) {
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115 return create_window(title, window_data, FALSE);
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116 }
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117
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118 UiObject* ui_simple_window(const char *title, void *window_data) {
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119 return create_window(title, window_data, TRUE);
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120 }

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