ui/cocoa/tree.m

Wed, 31 Jan 2024 12:55:11 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Wed, 31 Jan 2024 12:55:11 +0100
changeset 17
7cfd36aa005b
parent 0
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permissions
-rw-r--r--

add refresh button

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 2012 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 #import <stdio.h>
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30 #import <stdlib.h>
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31
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32 #import "tree.h"
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33 #import "container.h"
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34 #import "window.h"
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35 #import "../common/context.h"
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36 #import <ucx/utils.h>
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37
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38 @implementation UiTableDataSource
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39
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40 - (id)initWithData:(UiList*)list modelInfo:(UiModelInfo*)modelinfo {
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41 data = list;
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42 info = modelinfo;
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43 lastSelection = NULL;
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44 return self;
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45 }
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46
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47 - (NSInteger)numberOfRowsInTableView:(NSTableView *)tableview {
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48 return data->count(data);
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49 }
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50
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51 - (id)tableView: (NSTableView*)tableview
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52 objectValueForTableColumn:(NSTableColumn*)column
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53 row:(NSInteger)row
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54 {
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55 int column_index = [[column identifier]intValue];
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56
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57 void *row_data = data->get(data, row);
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58 void *cell_data = info->getvalue(row_data, column_index);
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59
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60 BOOL f = false;
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61 char *str = ui_type_to_string(info->types[column_index], cell_data, &f);
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62 NSString *s = [[NSString alloc]initWithUTF8String:str];
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63 return s;
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64 }
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65
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66 - (void)tableView:(NSTableView *)tableview
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67 setObjectValue:(id)object
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68 forTableColumn:(NSTableColumn *)column
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69 row:(NSInteger)row
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70 {
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71 int column_index = [[column identifier]intValue];
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72
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73 // TODO
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74 }
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75
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76 - (void)tableViewSelectionDidChange:(NSNotification *)notification {
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77 NSTableView *tableview = (NSTableView*)notification.object;
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78
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79 // create selection object
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80 UiListSelection *selection = malloc(sizeof(UiListSelection));
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81 selection->count = [tableview numberOfSelectedRows];
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82
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83 selection->rows = calloc(selection->count, sizeof(int));
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84 NSIndexSet *indices = [tableview selectedRowIndexes];
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85 NSUInteger index = [indices firstIndex];
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86 int i=0;
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87 while (index!=NSNotFound) {
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88 selection->rows[i] = index;
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89 index = [indices indexGreaterThanIndex:index];
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90 i++;
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91 }
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92
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93 // create event object
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94 UiEvent event;
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95 NSWindow *activeWindow = [NSApp keyWindow];
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96 if([activeWindow class] == [UiCocoaWindow class]) {
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97 event.obj = [(UiCocoaWindow*)activeWindow object];
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98 event.window = event.obj->window;
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99 event.document = event.obj->ctx->document;
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100 } else {
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101 event.window = NULL;
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102 event.document = NULL;
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103 }
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104 event.eventdata = selection;
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105 event.intval = selection->count == 0 ? -1 : selection->rows[0];
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106
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107 // callback
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108 info->selection(&event, info->userdata);
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109
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110 // cleanup
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111 if(lastSelection) {
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112 free(lastSelection->rows);
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113 free(lastSelection);
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114 }
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115 lastSelection = selection;
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116 }
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117
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118 - (void)handleDoubleAction:(id)sender {
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119 // create event object
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120 UiEvent event;
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121 NSWindow *activeWindow = [NSApp keyWindow];
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122 if([activeWindow class] == [UiCocoaWindow class]) {
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123 event.obj = [(UiCocoaWindow*)activeWindow object];
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124 event.window = event.obj->window;
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125 event.document = event.obj->ctx->document;
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126 } else {
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127 event.window = NULL;
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128 event.document = NULL;
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129 }
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130 event.eventdata = lastSelection;
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131 event.intval = lastSelection->count == 0 ? -1 : lastSelection->rows[0];
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132
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133 info->activate(&event, info->userdata);
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134 }
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135
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136 - (BOOL)tableView:(NSTableView *)tableview isGroupRow:(NSInteger)row {
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137 return NO;
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138 }
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139
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140 @end
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141
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142
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143 UIWIDGET ui_table(UiObject *obj, UiList *model, UiModelInfo *modelinfo) {
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144 UiContainer *ct = uic_get_current_container(obj);
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145 NSRect frame = ct->getframe(ct);
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146
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147 NSScrollView *scrollview = [[NSScrollView alloc] initWithFrame:frame];
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148 [scrollview setHasVerticalScroller:YES];
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149 //[scrollvew setHasHorizontalScroller:YES];
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150 [scrollview setBorderType:NSNoBorder];
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151 //[scrollview setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
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152
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153 NSTableView *tableview = [[NSTableView alloc]initWithFrame:frame];
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154 [scrollview setDocumentView:tableview];
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155 [tableview setAllowsMultipleSelection: YES];
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156 //[tableview setSelectionHighlightStyle:NSTableViewSelectionHighlightStyleSourceList];
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157
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158 // add columns
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159 for(int i=0;i<modelinfo->columns;i++) {
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160 NSString *cid = [[NSString alloc]initWithFormat: @"%d", i];
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161 NSTableColumn *column = [[NSTableColumn alloc]initWithIdentifier:cid];
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162
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163 NSString *title = [[NSString alloc]initWithUTF8String: modelinfo->titles[i]];
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164 [[column headerCell] setStringValue:title];
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165
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166 [tableview addTableColumn:column];
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167 }
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168
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169 UiTableDataSource *source = [[UiTableDataSource alloc]initWithData:model modelInfo:modelinfo];
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170 [tableview setDataSource:source];
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171 [tableview setDelegate:source];
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172
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173 [tableview setDoubleAction:@selector(handleDoubleAction:)];
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174 [tableview setTarget:source];
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175
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176
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177 ct->add(ct, scrollview);
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178 return scrollview;
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179 }
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180
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181
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182 UIWIDGET ui_listview_var(UiObject *obj, UiListPtr *list, ui_model_getvalue_f getvalue, ui_callback f, void *udata) {
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183 UiContainer *ct = uic_get_current_container(obj);
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184 NSRect frame = ct->getframe(ct);
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185
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186 NSScrollView *scrollview = [[NSScrollView alloc] initWithFrame:frame];
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187 [scrollview setHasVerticalScroller:YES];
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188
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189 [scrollview setBorderType:NSNoBorder];
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190
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191 NSTableView *tableview = [[NSTableView alloc]initWithFrame:frame];
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192 [scrollview setDocumentView:tableview];
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193 [tableview setAllowsMultipleSelection: NO];
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194
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195 // add single column
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196 NSTableColumn *column = [[NSTableColumn alloc]initWithIdentifier:@"c"];
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197 [tableview addTableColumn:column];
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198
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199 // create model info
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200 UiModelInfo *modelinfo = ui_model_info(obj->ctx, UI_STRING, -1);
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201
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202 // add source
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203 UiTableDataSource *source = [[UiTableDataSource alloc]initWithData:list->list modelInfo:modelinfo];
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204
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205 [tableview setDataSource:source];
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206 [tableview setDelegate:source];
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207
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208 [tableview setDoubleAction:@selector(handleDoubleAction:)];
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209 [tableview setTarget:source];
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210
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211 ct->add(ct, scrollview);
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212 return scrollview;
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213 }
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214
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215 UIWIDGET ui_listview(UiObject *obj, UiList *list, ui_model_getvalue_f getvalue, ui_callback f, void *udata) {
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216 UiListPtr *listptr = ucx_mempool_malloc(obj->ctx->mempool, sizeof(UiListPtr));
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217 listptr->list = list;
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218 return ui_listview_var(obj, listptr, getvalue, f, udata);
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219 }
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220
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221 UIWIDGET ui_listview_nv(UiObject *obj, char *varname, ui_model_getvalue_f getvalue, ui_callback f, void *udata) {
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222 UiVar *var = uic_connect_var(obj->ctx, varname, UI_VAR_LIST);
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223 if(var) {
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224 UiListVar *value = var->value;
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225 return ui_listview_var(obj, value->listptr, getvalue, f, udata);
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226 } else {
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227 // TODO: error
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228 }
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229 return NULL;
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230 }
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231
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232
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233 // TODO: motif code duplicate
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234 char* ui_type_to_string(UiModelType type, void *data, BOOL *free) {
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235 switch(type) {
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236 case UI_STRING: *free = FALSE; return data;
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237 case UI_INTEGER: {
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238 *free = TRUE;
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239 int *val = data;
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240 sstr_t str = ucx_asprintf(ucx_default_allocator(), "%d", *val);
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241 return str.ptr;
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242 }
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243 }
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244 *free = FALSE;
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245 return NULL;
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246 }

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