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1 " |
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2 COPYRIGHT (c) 1996 by Claus Gittinger |
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3 All Rights Reserved |
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4 |
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5 This software is furnished under a license and may be used |
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6 only in accordance with the terms of that license and with the |
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7 inclusion of the above copyright notice. This software may not |
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8 be provided or otherwise made available to, or used by, any |
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9 other person. No title to or ownership of the software is |
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10 hereby transferred. |
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11 " |
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12 |
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13 |
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14 ListEntry subclass:#LabelAndIcon |
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15 instanceVariableNames:'icon gap string' |
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16 classVariableNames:'' |
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17 poolDictionaries:'' |
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18 category:'Views-Support' |
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19 ! |
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20 |
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21 !LabelAndIcon class methodsFor:'documentation'! |
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22 |
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23 copyright |
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24 " |
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25 COPYRIGHT (c) 1996 by Claus Gittinger |
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26 All Rights Reserved |
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27 |
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28 This software is furnished under a license and may be used |
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29 only in accordance with the terms of that license and with the |
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30 inclusion of the above copyright notice. This software may not |
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31 be provided or otherwise made available to, or used by, any |
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32 other person. No title to or ownership of the software is |
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33 hereby transferred. |
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34 " |
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35 |
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36 ! |
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37 |
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38 documentation |
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39 " |
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40 an icon and a string, side by side. |
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41 Usable as list entries in a fileList. |
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42 |
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43 This is an example class - currently not used by the system. |
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44 |
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45 [author:] |
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46 Claus Gittinger |
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47 |
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48 [see also:] |
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49 ListEntry Text String Icon |
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50 ListView SelectionInListView |
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51 " |
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52 |
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53 ! |
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54 |
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55 examples |
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56 " |
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57 [exBegin] |
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58 |top slv wrapper l fileImage dirImage| |
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59 |
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60 fileImage := Image |
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61 width:16 |
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62 height:16 |
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63 depth:1 |
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64 fromArray:#[2r00000000 2r00000000 |
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65 2r00000000 2r00000000 |
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66 2r00011111 2r11100000 |
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67 2r00010000 2r00100000 |
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68 2r00010000 2r00011000 |
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69 2r00010000 2r00001000 |
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70 2r00010000 2r00001000 |
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71 2r00010000 2r00001000 |
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72 2r00010000 2r00001000 |
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73 2r00010000 2r00001000 |
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74 2r00010000 2r00001000 |
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75 2r00010000 2r00001000 |
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76 2r00010000 2r00001000 |
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77 2r00011111 2r11111000 |
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78 2r00000000 2r00000000 |
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79 2r00000000 2r00000000]. |
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80 fileImage photometric:#whiteIs0. |
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81 |
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82 dirImage := Image |
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83 width:16 |
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84 height:16 |
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85 depth:1 |
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86 fromArray:#[2r00000000 2r00000000 |
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87 2r00000000 2r00000000 |
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88 2r00000000 2r00000000 |
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89 2r01111111 2r11110000 |
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90 2r01000000 2r00001000 |
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91 2r01000000 2r00000100 |
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92 2r01000000 2r00000010 |
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93 2r01000000 2r00000010 |
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94 2r01000000 2r00000010 |
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95 2r01000000 2r00000010 |
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96 2r01000000 2r00000010 |
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97 2r01000000 2r00000010 |
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98 2r01111111 2r11111110 |
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99 2r00000000 2r00000000 |
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100 2r00000000 2r00000000 |
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101 2r00000000 2r00000000]. |
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102 dirImage photometric:#whiteIs0. |
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103 |
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104 |
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105 l := OrderedCollection new. |
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106 Filename currentDirectory directoryContents do:[:s | |
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107 s asFilename isDirectory ifTrue:[ |
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108 l add:(LabelAndIcon icon:dirImage string:s) |
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109 ] ifFalse:[ |
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110 l add:(LabelAndIcon icon:fileImage string:s) |
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111 ] |
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112 ]. |
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113 |
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114 slv := SelectionInListView new. |
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115 slv list:l. |
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116 wrapper := HVScrollableView forView:slv miniScrollerH:true. |
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117 |
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118 top := StandardSystemView extent:150@200. |
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119 top add:wrapper in:(0.0@0.0 corner:1.0@1.0). |
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120 top open. |
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121 [exEnd] |
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122 [exBegin] |
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123 |top slv wrapper l fileImage dirImage| |
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124 |
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125 dirImage := Image fromFile:'DirObj.xbm'. |
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126 fileImage := Image fromFile:'FileObj.xbm'. |
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127 |
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128 |
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129 l := OrderedCollection new. |
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130 Filename currentDirectory directoryContents do:[:s | |
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131 s asFilename isDirectory ifTrue:[ |
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132 l add:(LabelAndIcon icon:dirImage string:s) |
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133 ] ifFalse:[ |
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134 l add:(LabelAndIcon icon:fileImage string:s) |
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135 ] |
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136 ]. |
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137 |
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138 slv := SelectionInListView new. |
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139 slv list:l. |
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140 wrapper := HVScrollableView forView:slv miniScrollerH:true. |
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141 |
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142 top := StandardSystemView extent:150@200. |
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143 top add:wrapper in:(0.0@0.0 corner:1.0@1.0). |
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144 top open. |
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145 [exEnd] |
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146 " |
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147 ! ! |
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148 |
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149 !LabelAndIcon class methodsFor:'instance creation'! |
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150 |
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151 icon:anIcon string:aString |
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152 ^ self new icon:anIcon string:aString |
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153 |
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154 "Created: 12.5.1996 / 20:00:58 / cg" |
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155 ! |
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156 |
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157 new |
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158 ^ self basicNew initialize |
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159 |
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160 "Created: 12.5.1996 / 20:00:58 / cg" |
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161 ! ! |
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162 |
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163 !LabelAndIcon methodsFor:'accessing'! |
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164 |
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165 gap:pixels |
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166 "set the spacing between the icon and the labelString. |
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167 The default is 4." |
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168 |
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169 gap := pixels. |
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170 |
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171 "Created: 12.5.1996 / 20:00:52 / cg" |
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172 ! |
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173 |
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174 icon:anIcon |
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175 "set the icon image" |
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176 |
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177 icon := anIcon. |
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178 |
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179 "Created: 12.5.1996 / 20:00:52 / cg" |
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180 ! |
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181 |
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182 icon:anIcon string:aString |
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183 "set both iconImage and the labelString" |
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184 |
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185 icon := anIcon. |
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186 string := aString |
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187 |
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188 "Created: 12.5.1996 / 20:00:52 / cg" |
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189 ! ! |
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190 |
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191 !LabelAndIcon methodsFor:'displaying'! |
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192 |
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193 displayOn:aGC x:x y:y opaque:opaque |
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194 "display the receiver on a GC" |
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195 |
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196 |yOffs| |
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197 |
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198 icon displayOn:aGC |
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199 x:x |
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200 y:y-aGC font ascent+(aGC font descent//2). |
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201 |
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202 (icon height > aGC font height) ifTrue:[ |
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203 yOffs := (icon height - aGC font height) // 2 |
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204 ] ifFalse:[ |
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205 yOffs := 0 |
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206 ]. |
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207 string |
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208 displayOn:aGC |
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209 x:x + icon width + gap |
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210 y:y+yOffs. |
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211 |
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212 "Modified: 12.5.1996 / 20:36:43 / cg" |
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213 ! ! |
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214 |
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215 !LabelAndIcon methodsFor:'initialization'! |
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216 |
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217 initialize |
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218 gap := 4 |
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219 ! ! |
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220 |
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221 !LabelAndIcon methodsFor:'queries'! |
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222 |
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223 heightOn:aGC |
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224 "return the height of the receiver, if it is to be displayed on aGC" |
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225 |
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226 ^ icon height + (aGC device pixelPerMillimeter x rounded) |
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227 max:(string heightOn:aGC) |
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228 |
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229 "Created: 12.5.1996 / 20:26:20 / cg" |
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230 "Modified: 12.5.1996 / 20:34:23 / cg" |
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231 ! |
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232 |
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233 widthOn:aGC |
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234 "return the width of the receiver, if it is to be displayed on aGC" |
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235 |
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236 ^ icon width + gap + (string widthOn:aGC) |
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237 |
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238 "Created: 12.5.1996 / 20:10:06 / cg" |
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239 "Modified: 12.5.1996 / 20:13:49 / cg" |
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240 ! ! |
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241 |
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242 !LabelAndIcon class methodsFor:'documentation'! |
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243 |
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244 version |
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245 ^ '$Header: /cvs/stx/stx/libwidg2/LabelAndIcon.st,v 1.1 1996-05-12 19:05:36 cg Exp $' |
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246 ! ! |