Wed, 30 Oct 2024 10:14:47 +0100
fix incorrect UiVar destruction
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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 2023 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 "pch.h" |
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30 | |
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31 | #include "dnd.h" |
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32 | #include "util.h" |
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33 | |
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34 | #include <thread> |
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35 | |
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36 | using namespace winrt; |
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37 | using namespace Windows::ApplicationModel::DataTransfer; |
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38 | using namespace Windows::Storage; |
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39 | using namespace Windows::Storage::Streams; |
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40 | |
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41 | UIEXPORT void ui_selection_settext(UiDnD* dnd, char* str, int len) { |
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42 | if (dnd->data) { |
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43 | if (len < 0) { |
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44 | len = strlen(str); |
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45 | } |
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46 | wchar_t *wstr = str2wstr_len(str, len, nullptr); |
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47 | |
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48 | dnd->data.SetText(wstr); |
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49 | |
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50 | free(wstr); |
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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 | UIEXPORT void ui_selection_seturis(UiDnD* dnd, char** uris, int nelm) { |
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56 | |
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57 | } |
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58 | |
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59 | |
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60 | UIEXPORT char* ui_selection_gettext(UiDnD* dnd) { |
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61 | return nullptr; |
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62 | } |
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63 | |
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64 | |
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65 | UIEXPORT UiFileList ui_selection_geturis(UiDnD *dnd) { |
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66 | UiFileList flist; |
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67 | flist.files = nullptr; |
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68 | flist.nfiles = 0; |
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69 | |
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70 | if (dnd->dataview.Contains(StandardDataFormats::StorageItems())) { |
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71 | UiFileList *flist_ptr = &flist; |
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72 | |
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73 | // we need to execute this in a different thread |
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74 | // this could block the main gui thread, but shouldn't happen with a simple uri list |
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75 | std::thread getDataThread([dnd, flist_ptr]() { |
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76 | auto items = dnd->dataview.GetStorageItemsAsync().get(); |
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77 | |
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78 | char **uris = (char**)calloc(items.Size(), sizeof(char*)); |
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79 | flist_ptr->files = uris; |
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80 | flist_ptr->nfiles = items.Size(); |
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81 | |
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82 | int i = 0; |
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83 | for (IStorageItem const& item : items) { |
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84 | winrt::hstring path = item.Path(); |
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85 | uris[i++] = wchar2utf8(path.c_str(), path.size()); |
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86 | } |
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87 | }); |
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88 | getDataThread.join(); |
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89 | } |
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90 | return flist; |
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91 | } |