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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 | #import "Container.h" |
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30 | #import "GridLayout.h" |
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31 | |
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32 | /* ------------------------- container classes ------------------------- */ |
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33 | |
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34 | @implementation BoxContainer |
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35 | |
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36 | @synthesize label=_label; |
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37 | @synthesize uilayout=_uilayout; |
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38 | @synthesize newline=_newline; |
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39 | |
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40 | - (BoxContainer*)init:(NSUserInterfaceLayoutOrientation)orientation spacing:(int)spacing { |
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41 | self = [super init]; |
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42 | _label = NULL; |
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43 | _uilayout = (UiLayout){ 0 }; |
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44 | _newline = false; |
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45 | |
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46 | self.distribution = NSStackViewDistributionFillProportionally; |
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47 | self.spacing = spacing; |
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48 | |
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49 | self.orientation = orientation; |
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50 | if(orientation == NSUserInterfaceLayoutOrientationHorizontal) { |
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51 | self.alignment = NSLayoutAttributeHeight; |
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52 | } else { |
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53 | self.alignment = NSLayoutAttributeWidth; |
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54 | } |
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55 | |
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56 | |
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57 | return self; |
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58 | } |
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59 | |
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60 | - (void) addView:(NSView*)view fill:(BOOL)fill { |
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61 | if(_uilayout.fill != UI_LAYOUT_UNDEFINED) { |
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62 | fill = ui_lb2bool(_uilayout.fill); |
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63 | } |
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64 | |
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65 | [self addArrangedSubview:view]; |
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66 | |
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67 | if(self.orientation == NSUserInterfaceLayoutOrientationHorizontal) { |
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68 | [view.heightAnchor constraintEqualToAnchor:self.heightAnchor].active = YES; |
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69 | if(!fill) { |
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70 | NSSize isize = view.intrinsicContentSize; |
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71 | [view.widthAnchor constraintEqualToConstant:isize.width].active = YES; |
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72 | } |
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73 | } else { |
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74 | [view.widthAnchor constraintEqualToAnchor:self.widthAnchor].active = YES; |
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75 | if(!fill) { |
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76 | NSSize isize = view.intrinsicContentSize; |
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77 | NSRect frame = view.frame; |
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78 | CGFloat height = isize.height > 0 ? isize.height : frame.size.height; |
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79 | if(height == 0) { |
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80 | printf("debug"); |
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81 | } |
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82 | if(height > 0) { |
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83 | [view.heightAnchor constraintEqualToConstant:height].active = YES; |
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84 | } |
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85 | } |
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86 | } |
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87 | |
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88 | // at the moment, only the fill layout option needs to be reset |
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89 | _uilayout.fill = UI_DEFAULT; |
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90 | } |
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91 | |
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92 | @end |
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93 | |
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94 | |
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95 | |
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96 | /* -------------------- public container functions --------------------- */ |
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97 | |
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98 | static UIWIDGET ui_box_create(UiObject *obj, UiContainerArgs args, NSUserInterfaceLayoutOrientation orientation) { |
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99 | BoxContainer *box = [[BoxContainer alloc] init:orientation spacing:args.spacing]; |
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100 | box.translatesAutoresizingMaskIntoConstraints = false; |
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101 | |
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102 | // add box to the parent |
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103 | UiLayout layout = UI_INIT_LAYOUT(args); |
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104 | ui_container_add(obj, box, &layout, TRUE); |
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105 | |
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106 | // add new box to the obj container chain |
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107 | uic_object_push_container(obj, ui_create_container(obj, box)); |
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108 | |
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109 | return (__bridge void*)box; |
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110 | } |
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111 | |
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112 | UIWIDGET ui_vbox_create(UiObject *obj, UiContainerArgs args) { |
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113 | return ui_box_create(obj, args, NSUserInterfaceLayoutOrientationVertical); |
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114 | } |
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115 | |
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116 | UIWIDGET ui_hbox_create(UiObject *obj, UiContainerArgs args) { |
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117 | return ui_box_create(obj, args, NSUserInterfaceLayoutOrientationHorizontal); |
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118 | } |
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119 | |
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120 | UIWIDGET ui_grid_create(UiObject *obj, UiContainerArgs args) { |
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121 | GridLayout *grid = [[GridLayout alloc] init]; |
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122 | grid.translatesAutoresizingMaskIntoConstraints = false; |
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123 | |
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124 | // add box to the parent |
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125 | UiLayout layout = UI_INIT_LAYOUT(args); |
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126 | ui_container_add(obj, grid, &layout, TRUE); |
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127 | |
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128 | // add new box to the obj container chain |
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129 | uic_object_push_container(obj, ui_create_container(obj, grid)); |
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130 | |
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131 | return (__bridge void*)grid; |
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132 | } |
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133 | |
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134 | |
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135 | void ui_container_begin_close(UiObject *obj) { |
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136 | UiContainerX *ct = obj->container_end; |
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137 | ct->close = 1; |
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138 | } |
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139 | |
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140 | int ui_container_finish(UiObject *obj) { |
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141 | UiContainerX *ct = obj->container_end; |
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142 | if(ct->close) { |
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143 | ui_end_new(obj); |
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144 | return 0; |
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145 | } |
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146 | return 1; |
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147 | } |
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148 | |
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149 | /* ------------------------- private functions ------------------------- */ |
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150 | |
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151 | UiContainerX* ui_create_container(UiObject *obj, id<Container> container) { |
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152 | UiContainerX *ctn = ui_malloc(obj->ctx, sizeof(UiContainerX)); |
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153 | ctn->container = (__bridge void*)container; |
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154 | ctn->close = 0; |
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155 | ctn->prev = NULL; |
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156 | ctn->next = NULL; |
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157 | return ctn; |
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158 | } |
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159 | |
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160 | void ui_container_add(UiObject *obj, NSView *view, UiLayout *layout, UiBool fill) { |
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161 | UiContainerX *ctn = obj->container_end; |
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162 | id<Container> container = (__bridge id<Container>)ctn->container; |
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163 | container.uilayout = *layout; |
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164 | [container addView:view fill:fill]; |
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165 | } |
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166 | |
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167 | /* ---------------------- public layout functions ----------------------- */ |
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168 | |
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169 | void ui_newline(UiObject *obj) { |
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170 | UiContainerX *ctn = obj->container_end; |
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171 | if(ctn) { |
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172 | id<Container> container = (__bridge id<Container>)ctn->container; |
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173 | container.newline = TRUE; |
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174 | } else { |
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175 | fprintf(stderr, "Error: obj has no container\n"); |
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176 | } |
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177 | } |