1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
|
/*******************************************************************************************
*
* raylib-extras [ImGui] example - asset browser
*
* This is a more complex ImGui Integration
* It shows how to build windows on top of 2d and 3d views using a render texture
*
* Copyright (c) 2024 Jeffery Myers
*
********************************************************************************************/
#define _CRT_NONSTDC_NO_WARNINGS
#include "asset_browser.h"
#include "imgui_utils.h"
#include "imgui.h"
#include "imgui_internal.h"
#include "raylib.h"
#include "extras/IconsFontAwesome6.h"
#include <algorithm>
AssetBrowserPanel::AssetBrowserPanel()
{
AssetRoot = GetWorkingDirectory();
RebuildFolderTree();
SetCurrentFolder(&FolderRoot);
CurrentView = &ListView;
}
void AssetBrowserPanel::Show()
{
ShowHeader();
ImGuiTableFlags flags = ImGuiTableFlags_Resizable | ImGuiTableFlags_SizingStretchSame | ImGuiTableFlags_Borders;
if (ImGui::BeginTable("AssetBrowserTab", 2, flags, ImGui::GetContentRegionAvail()))
{
ImGui::TableSetupColumn("FolderView", ImGuiTableColumnFlags_None, 0.25f);
ImGui::TableSetupColumn("AssetView", ImGuiTableColumnFlags_None, 0.75f);
ImGui::TableNextRow();
ImGui::TableNextColumn();
if (ImGui::BeginChild("FolderList", ImGui::GetContentRegionAvail(),ImGuiChildFlags_None, ImGuiWindowFlags_None))
{
ShowFolderTree();
ImGui::EndChild();
}
ImGui::TableNextColumn();
ShowFilePane();
ImGui::EndTable();
}
}
void AssetBrowserPanel::RebuildFolderTree()
{
FolderRoot.Children.clear();
FolderRoot.FullPath = AssetRoot;
FolderRoot.Name = GetFileNameWithoutExt(AssetRoot.c_str());
FolderRoot.Parent = nullptr;
FolderRoot.Icon = ICON_FA_SERVER;
FolderRoot.ForceOpenNextFrame = true;
FolderRoot.PopulateChildren();
}
void AssetBrowserPanel::SetCurrentFolder(FolderInfo* folder)
{
if (CurrentFolderContents.Folder == folder)
return;
CurrentFolderContents.Folder = folder;
CurrentFolderContents.Files.clear();
if (folder == nullptr)
return;
FolderInfo* openFolder = folder;
while (openFolder != nullptr)
{
openFolder->ForceOpenNextFrame = true;
openFolder = openFolder->Parent;
}
auto files = LoadDirectoryFiles(CurrentFolderContents.Folder->FullPath.c_str());
for (unsigned int i = 0; i < files.count; i++)
{
if (DirectoryExists(files.paths[i]))
continue;
const char* name = GetFileName(files.paths[i]);
if (!name || *name == '.')
continue;
FileInfo& file = CurrentFolderContents.Files.emplace_back();
file.FullPath = files.paths[i];
file.Name = name;
file.Icon = GetFileIcon(name);
}
UnloadDirectoryFiles(files);
}
void AssetBrowserPanel::FolderInfo::PopulateChildren()
{
constexpr Color folderColor = { 255,255,145,255 };
auto folders = LoadDirectoryFiles(FullPath.c_str());
for (unsigned int i = 0; i < folders.count; i++)
{
if (DirectoryExists(folders.paths[i]))
{
const char* name = GetFileNameWithoutExt(folders.paths[i]);
if (!name || *name == '.')
continue;
FolderInfo& child = Children.emplace_back();
child.FullPath = folders.paths[i];
child.Name = name;
child.Parent = this;
child.Tint = folderColor;
child.Icon = ICON_FA_FOLDER;
child.PopulateChildren();
}
}
UnloadDirectoryFiles(folders);
}
bool AssetBrowserPanel::ShowFolderTreeNode(FolderInfo& info)
{
ImGuiTreeNodeFlags flags = ImGuiTreeNodeFlags_OpenOnArrow | ImGuiTreeNodeFlags_OpenOnDoubleClick;
if (info.Children.empty())
flags |= ImGuiTreeNodeFlags_Leaf;
if (CurrentFolderContents.Folder == &info)
flags |= ImGuiTreeNodeFlags_Selected;
if (info.ForceOpenNextFrame)
{
ImGui::SetNextItemOpen(true);
}
bool open = ImGui::TreeNodeEx(info.Name.c_str(), flags, "%s %s", info.Icon.c_str(), info.Name.c_str());
if (info.ForceOpenNextFrame && CurrentFolderContents.Folder == &info)
ImGui::ScrollToItem(ImGuiScrollFlags_KeepVisibleCenterY);
info.ForceOpenNextFrame = false;
if (ImGui::IsItemClicked())
SetCurrentFolder(&info);
if (open)
{
for (auto& node : info.Children)
ShowFolderTreeNode(node);
ImGui::TreePop();
}
return CurrentFolderContents.Folder == &info;
}
void AssetBrowserPanel::ShowHeader()
{
ImGui::PushStyleVar(ImGuiStyleVar_ChildBorderSize, 1);
if (ImGui::BeginChild("Header", ImVec2{ ImGui::GetContentRegionAvail().x, ImGui::GetFrameHeight() }))
{
ImGui::Text("%s Root", ICON_FA_FOLDER_OPEN);
ImGui::SameLine();
ImGui::SetNextItemWidth(ImGui::GetContentRegionAvail().x * 0.33f);
ImGui::InputText("###Path", (char*)(CurrentFolderContents.Folder->FullPath.c_str() + AssetRoot.size()), CurrentFolderContents.Folder->FullPath.size(), ImGuiInputTextFlags_ReadOnly);
ImGui::EndChild();
}
ImGui::PopStyleVar();
}
void AssetBrowserPanel::ShowFolderTree()
{
ShowFolderTreeNode(FolderRoot);
}
void AssetBrowserPanel::ShowFilePane()
{
if (ImGui::BeginChild("FileList", ImGui::GetContentRegionAvail(), ImGuiChildFlags_None, ImGuiWindowFlags_None))
{
if (CurrentView)
{
auto *item = CurrentView->Show(CurrentFolderContents);
if (item)
{
AssetItemInfo* assetItem = static_cast<AssetItemInfo*>(item);
if (!assetItem->IsFile())
SetCurrentFolder(static_cast<FolderInfo*>(item));
}
}
ImGui::EndChild();
}
}
ViewableItem* AssetBrowserPanel::AssetContainer::Reset()
{
FileItr = Files.begin();
FolderItr = Folder->Children.begin();
if (FileItr != Files.end())
return &(*FileItr);
if (FolderItr != Folder->Children.end())
return &(*FolderItr);
return nullptr;
}
size_t AssetBrowserPanel::AssetContainer::Count()
{
return Files.size() + Folder->Children.size();
}
ViewableItem* AssetBrowserPanel::AssetContainer::Next()
{
if (FileItr != Files.end())
{
FileItr++;
if (FileItr != Files.end())
return &(*FileItr);
else
{
if (FolderItr != Folder->Children.end())
return &(*FolderItr);
else
return nullptr;
}
}
if (FolderItr != Folder->Children.end())
{
FolderItr++;
if (FolderItr != Folder->Children.end())
return &(*FolderItr);
}
return nullptr;
}
const char* AssetBrowserPanel::GetFileIcon(const char* filename)
{
const char* e = GetFileExtension(filename);
if (e == nullptr)
return ICON_FA_FILE;
std::string ext = e;
std::transform(ext.begin(), ext.end(), ext.begin(),
[](unsigned char c) { return std::tolower(c); } // correct
);
if (!ext.empty())
{
if (ext==".png")
return ICON_FA_FILE_IMAGE;
if (ext==".wav" || ext==".mp3" || ext==".oog")
return ICON_FA_FILE_AUDIO;
if (ext==".ttf" || ext==".otf" || ext==".fnt")
return ICON_FA_FONT;
if (ext==".txt" || ext==".md")
return ICON_FA_FILE_LINES;
if (ext==".lua" || ext==".c" || ext==".h" || ext==".cpp")
return ICON_FA_FILE_CODE;
}
return ICON_FA_FILE;
}
|
