Files
glitchy-engine-beef/GlitchyEditor/src/EditWindows/ContentBrowserWindow.bf
T

462 lines
11 KiB
Beef

using ImGui;
using System;
using System.IO;
using GlitchyEngine.Collections;
using System.Collections;
using GlitchyEngine.Renderer;
using GlitchyEngine.Math;
using GlitchyEngine;
using GlitchyEditor.Assets;
namespace GlitchyEditor.EditWindows
{
using internal GlitchyEditor.EditorContentManager;
class ContentBrowserWindow : EditorWindow
{
public const String s_WindowTitle = "Content Browser";
private append String _currentDirectory = .();
private append String _selectedFile = .();
public static SubTexture2D s_FolderTexture;
public static SubTexture2D s_FileTexture;
public EditorContentManager _manager;
public StringView SelectedFile => _selectedFile;
public this(EditorContentManager contentManager)
{
_manager = contentManager;
}
protected override void InternalShow()
{
_manager.Update();
// Make sure we are in an existing directory.
if (!_manager.AssetHierarchy.FileExists(_currentDirectory))
{
_currentDirectory.Set(_manager.ContentDirectory);
}
if(!ImGui.Begin(s_WindowTitle, &_open, .None))
{
ImGui.End();
return;
}
ImGui.PushStyleVar(.CellPadding, .(0, 0));
bool alt_pressed = ImGui.GetIO().KeyAlt;
if (ImGui.BeginTable("table", 2, .BordersInnerV | .Resizable | .Reorderable | .NoPadOuterX))
{
if (alt_pressed)
{
// Header anzeigen, damit sie neu angeordnet werden können
ImGui.TableSetupColumn("Folder Hierarchy");
ImGui.TableSetupColumn("Files");
ImGui.TableHeadersRow();
}
ImGui.TableNextRow();
ImGui.TableSetColumnIndex(0);
if (ImGui.BeginChild("Sidebar"))
{
DrawDirectorySideBar();
ImGui.EndChild();
}
ImGui.TableNextColumn();
DrawSearchBar();
ImGui.Separator();
if (ImGui.BeginChild("Files"))
{
DrawCurrentDirectory();
// Context menu when clicking on the background.
if (ImGui.BeginPopupContextWindow())
{
ShowCurrentFolderContextMenu();
ImGui.EndPopup();
}
ImGui.EndChild();
}
ImGui.EndTable();
}
ImGui.PopStyleVar(1);
ImGui.End();
}
char8[256] _filesFilter = .();
bool _searchEverywhere;
private void DrawSearchBar()
{
ImGui.TextUnformatted("Search:");
ImGui.SameLine();
ImGui.InputText("##search", &_filesFilter, _filesFilter.Count);
ImGui.SameLine();
ImGui.Checkbox("Search everywhere", &_searchEverywhere);
}
/// Renders the context menu that is shown when the user right clicks on the background of the file browser.
private void ShowCurrentFolderContextMenu()
{
if (ImGui.MenuItem("Open in file browser..."))
{
if (Path.OpenFolder(_currentDirectory) case .Err)
Log.EngineLogger.Error("Failed to open directory in file browser.");
}
}
/// Renders a sidebar that shows a tree of all directories in the asset folder.
private void DrawDirectorySideBar()
{
for(var child in _manager.AssetHierarchy.[Friend]_assetHierarchy.Children)
{
ImGuiPrintEntityTree(child);
}
}
/// Renders an ImGui tree of all directories in the given tree.
/// @param tree The file hierarchy of which to render all directories.
private void ImGuiPrintEntityTree(TreeNode<AssetNode> tree)
{
if (!tree->IsDirectory)
return;
String name = tree->Name;
ImGui.TreeNodeFlags flags = .OpenOnArrow | .SpanAvailWidth;
if(tree.Children.Count == 0)
flags |= .Leaf;
if (tree->Path == _currentDirectory)
{
flags |= .Selected;
}
bool isOpen = ImGui.TreeNodeEx(name, flags, $"{name}");
if (ImGui.IsItemClicked(.Left))
{
_currentDirectory.Set(tree->Path);
}
if(isOpen)
{
for(var child in tree.Children)
{
ImGuiPrintEntityTree(child);
}
ImGui.TreePop();
}
}
private static float2 DirectoryItemSize = .(110, 110);
const float2 padding = .(24, 24);
/// Renders the contents of _currentDirectory.
private void DrawCurrentDirectory()
{
List<TreeNode<AssetNode>> files = null;
ImGui.Style* style = ImGui.GetStyle();
float window_visible_x2 = ImGui.GetWindowPos().x + ImGui.GetWindowContentRegionMax().x;
StringView searchFilter = StringView(&_filesFilter);
if (_searchEverywhere && searchFilter.Length > 0)
{
files = scope:: List<TreeNode<AssetNode>>();
_manager.AssetHierarchy.[Friend]_assetHierarchy.ForEach(scope (node) =>
{
if (node->Name.Contains(searchFilter, true))
{
files.Add(node);
}
});
}
else
{
if (_currentDirectory.IsEmpty)
return;
// Get the node of the current directory.
var currentDirectoryNode = _manager.AssetHierarchy.GetNodeFromPath(_currentDirectory);
if (currentDirectoryNode case .Err)
{
Log.EngineLogger.Error($"No node exists for {_currentDirectory}.");
ImGui.TextUnformatted("Failed to display contents of directory.");
return;
}
files = currentDirectoryNode->Children;
// show back button (".."-File)
if (currentDirectoryNode->Parent != null)
{
ImGui.PushID("Back");
DrawBackButton(currentDirectoryNode->Parent);
// X-Coordinate of the right side of the current entry.
float currentButtonRight = ImGui.GetItemRectMax().x;
// Expected right-Coordinate if next entry was on the same line.
float expectedButtonRight = currentButtonRight + style.ItemSpacing.x + DirectoryItemSize.X;
// If the next button won't fit on the same line we start a new line.
if (expectedButtonRight < window_visible_x2)
ImGui.SameLine();
ImGui.PopID();
}
}
for (var entry in files)
{
if (!entry->Name.Contains(searchFilter, true))
continue;
ImGui.PushID(entry->Name);
DrawDirectoryItem(entry);
// X-Coordinate of the right side of the current entry.
float currentButtonRight = ImGui.GetItemRectMax().x;
// Expected right-Coordinate if next entry was on the same line.
float expectedButtonRight = currentButtonRight + style.ItemSpacing.x + DirectoryItemSize.X;
// If we aren't the last entry and the next button won't fit on the same line we start a new line.
if (entry != files.Back && expectedButtonRight < window_visible_x2)
ImGui.SameLine();
ImGui.PopID();
}
}
/// Renders the button for the given directory item.
private void DrawBackButton(TreeNode<AssetNode> entry)
{
ImGui.BeginChild("item", (.)DirectoryItemSize);
if (entry->Path == _selectedFile)
{
var color = ImGui.GetStyleColorVec4(.ButtonHovered);
ImGui.PushStyleColor(.Button, *color);
}
else
{
ImGui.PushStyleColor(.Button, ImGui.Vec4(0, 0, 0, 0));
}
SubTexture2D image = s_FolderTexture;
ImGui.ImageButton(image, (.)(DirectoryItemSize - padding));
ImGui.PopStyleColor();
if (ImGui.IsItemHovered() && ImGui.IsMouseClicked(.Left))
{
if (_selectedFile != entry->Path)
{
_selectedFile.Set(entry->Path);
}
}
if (ImGui.IsItemHovered() && ImGui.IsMouseDoubleClicked(.Left))
{
EntryDoubleClicked(entry);
}
ImGui.TextUnformatted("..");
ImGui.EndChild();
}
/// Renders the button for the given directory item.
private void DrawDirectoryItem(TreeNode<AssetNode> entry)
{
ImGui.BeginChild("item", (.)DirectoryItemSize);
if (entry->Path == _selectedFile)
{
var color = ImGui.GetStyleColorVec4(.ButtonHovered);
ImGui.PushStyleColor(.Button, *color);
}
else
{
ImGui.PushStyleColor(.Button, ImGui.Vec4(0, 0, 0, 0));
}
// TODO: preview images
SubTexture2D image = entry->IsDirectory ? s_FolderTexture : s_FileTexture;
ImGui.ImageButton(image, (.)(DirectoryItemSize - padding));
ImGui.PopStyleColor();
if (ImGui.BeginDragDropSource())
{
String fullpath = scope String(entry->Path);
// TODO: this is dirty
if (fullpath.StartsWith(_manager.ContentDirectory, .OrdinalIgnoreCase))
fullpath.Remove(0, _manager.ContentDirectory.Length);
Path.Fixup(fullpath);
ImGui.SetDragDropPayload("CONTENT_BROWSER_ITEM", fullpath.CStr(), (.)fullpath.Length, .Once);
ImGui.EndDragDropSource();
}
if (ImGui.IsItemHovered() && ImGui.IsMouseClicked(.Left))
{
if (_selectedFile != entry->Path)
{
_selectedFile.Set(entry->Path);
}
}
if (ImGui.IsItemHovered() && ImGui.IsMouseDoubleClicked(.Left))
{
EntryDoubleClicked(entry);
}
ImGui.TextUnformatted(entry->Name);
if (ImGui.BeginPopupContextWindow())
{
ShowItemContextMenu(entry);
ImGui.EndPopup();
}
if (entry->SubAssets?.Count > 0)
{
// Button for revealing sub assets (e.g. Meshes in 3D-Model)
ImGui.SameLine();
if (ImGui.Button(">"))
ImGui.OpenPopup("SubAssets");
}
if (ImGui.BeginPopup("SubAssets", .Popup))
{
for (var subAsset in entry->SubAssets)
{
ImGui.Button(subAsset.Name);
if (ImGui.BeginDragDropSource())
{
String fullpath = scope String(entry->Path);
fullpath.AppendF($"#{subAsset.Name}");
ImGui.SetDragDropPayload("CONTENT_BROWSER_ITEM", fullpath.CStr(), (.)fullpath.Length, .Once);
ImGui.EndDragDropSource();
}
}
ImGui.EndPopup();
}
DeleteItemPopup(entry);
ImGui.EndChild();
}
private void DeleteItemPopup(TreeNode<AssetNode> fileOrFolder)
{
// Always center this window when appearing
ImGui.Vec2 center = ImGui.GetMainViewport().GetCenter();
ImGui.SetNextWindowPos(center, .Appearing, ImGui.Vec2(0.5f, 0.5f));
// TODO: fix delete popup
if (ImGui.BeginPopupModal("Delete?", null, .AlwaysAutoResize))
{
ImGui.Text($"""
Delete "{fileOrFolder->Name}"?
""");
ImGui.Separator();
if (ImGui.Button("Yes", ImGui.Vec2(120, 0)))
{
ImGui.CloseCurrentPopup();
}
ImGui.SetItemDefaultFocus();
ImGui.SameLine();
if (ImGui.Button("Cancel", ImGui.Vec2(120, 0)))
{
ImGui.CloseCurrentPopup();
}
ImGui.EndPopup();
}
}
/// Shows the context menu for the given file/folder.
private void ShowItemContextMenu(TreeNode<AssetNode> fileOrFolder)
{
bool isFile = !fileOrFolder->IsDirectory;
if (ImGui.MenuItem("Show in file browser..."))
{
if (Path.OpenFolderAndSelectItem(fileOrFolder->Path) case .Err)
{
Log.EngineLogger.Error("Failed to show path in file browser.");
}
}
if (isFile && ImGui.MenuItem("Open file with..."))
{
if (Path.OpenWithDialog(fileOrFolder->Path) case .Err)
{
Log.EngineLogger.Error("Failed to show \"Open with...\" dialog.");
}
}
if (ImGui.MenuItem("Delete"))
{
ImGui.OpenPopup("Delete?");
}
}
private void EntryDoubleClicked(TreeNode<AssetNode> entry)
{
if (entry->IsDirectory)
{
_currentDirectory.Set(entry->Path);
}
else
{
if (Path.OpenFolder(entry->Path) case .Err)
Log.EngineLogger.Error("Failed to open directory in file browser.");
}
}
}
}