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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 | #ifndef UI_TREE_H |
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30 | #define UI_TREE_H |
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31 | |
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32 | #include "toolkit.h" |
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33 | |
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34 | #ifdef __cplusplus |
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35 | extern "C" { |
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36 | #endif |
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37 | |
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38 | typedef struct UiModel UiModel; |
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39 | typedef struct UiListCallbacks UiListCallbacks; |
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40 | typedef struct UiListSelection UiListSelection; |
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41 | |
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42 | typedef enum UiModelType { |
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43 | UI_STRING = 0, |
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44 | UI_INTEGER, |
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45 | UI_ICON, |
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46 | UI_ICON_TEXT, |
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47 | } UiModelType; |
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48 | |
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49 | struct UiModel { |
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50 | /* |
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51 | * number of columns |
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52 | */ |
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53 | int columns; |
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54 | |
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55 | /* |
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56 | * array of column types |
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57 | * array length is the number of columns |
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58 | */ |
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59 | UiModelType *types; |
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60 | |
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61 | /* |
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62 | * array of column titles |
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63 | * array length is the number of columns |
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64 | */ |
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65 | char **titles; |
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66 | |
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67 | /* |
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68 | * function for translating model data to view data |
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69 | * first argument is the pointer returned by UiList->get or UiTree->get |
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70 | * second argument is the column index |
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71 | * TODO: return |
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72 | */ |
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73 | void*(*getvalue)(void*, int); |
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74 | |
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75 | UiBool(*candrop)(UiEvent*, UiSelection*, UiList*, int); |
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76 | void(*drop)(UiEvent*, UiSelection*, UiList*, int); |
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77 | UiBool(*candrag)(UiEvent*, UiList*, int); |
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78 | void(*data_get)(UiEvent*, UiSelection*, UiList*, int); |
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79 | void(*data_delete)(UiEvent*, UiList*, int); |
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80 | }; |
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81 | |
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82 | struct UiListCallbacks { |
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83 | /* |
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84 | * selection callback |
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85 | */ |
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86 | ui_callback activate; |
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87 | |
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88 | /* |
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89 | * cursor callback |
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90 | */ |
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91 | ui_callback selection; |
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92 | |
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93 | /* |
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94 | * userdata for all callbacks |
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95 | */ |
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96 | void *userdata; |
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97 | }; |
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98 | |
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99 | struct UiListSelection { |
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100 | /* |
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101 | * number of selected items |
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102 | */ |
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103 | int count; |
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104 | |
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105 | /* |
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106 | * indices of selected rows |
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107 | */ |
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108 | int *rows; |
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109 | }; |
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110 | |
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111 | UiModel* ui_model(UiContext *ctx, ...); |
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112 | void ui_model_free(UiContext *ctx, UiModel *mi); |
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113 | |
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114 | UIWIDGET ui_listview(UiObject *obj, UiList *list, ui_getvaluefunc getvalue, ui_callback f, void *udata); |
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115 | UIWIDGET ui_listview_str(UiObject *obj, UiList *list, ui_callback f, void *udata); |
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116 | UIWIDGET ui_listview_nv(UiObject *obj, char *listname, ui_getvaluefunc getvalue, ui_callback f, void *udata); |
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117 | |
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118 | UIWIDGET ui_table(UiObject *obj, UiList *data, UiModel *model, UiListCallbacks cb); |
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119 | UIWIDGET ui_table_nv(UiObject *obj, char *varname, UiModel *model, UiListCallbacks cb); |
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120 | |
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121 | void ui_table_dragsource(UIWIDGET tablewidget, int actions, char *target0, ...); |
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122 | void ui_table_dragsource_a(UIWIDGET tablewidget, int actions, char **targets, int nelm); |
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123 | void ui_table_dragdest(UIWIDGET tablewidget, int actions, char *target0, ...); |
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124 | void ui_table_dragdest_a(UIWIDGET tablewidget, int actions, char **targets, int nelm); |
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125 | |
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126 | UIWIDGET ui_combobox(UiObject *obj, UiList *list, ui_getvaluefunc getvalue, ui_callback f, void *udata); |
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127 | UIWIDGET ui_combobox_str(UiObject *obj, UiList *list, ui_callback f, void *udata); |
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128 | UIWIDGET ui_combobox_nv(UiObject *obj, char *varname, ui_getvaluefunc getvalue, ui_callback f, void *udata); |
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129 | |
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130 | #ifdef __cplusplus |
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131 | } |
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132 | #endif |
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133 | |
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134 | #endif /* UI_TREE_H */ |
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135 |