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added breadcrumbs, hidden files, and disabling extensions to file explorer

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This commit is contained in:
Matthew Berry 2021-06-18 17:42:16 -07:00
parent f5d60285cd
commit 97d4f1d5bb
1 changed files with 28 additions and 10 deletions
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38
src/crab/common/frontend/widgets/file_explorer.cr
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@ -3,13 +3,15 @@ module ImGui
property extensions = [] of String
@matched_entries = [] of Entry
@selected_entry_idx = 0
@match_hidden = false
@filter_by_extension = true
@path : Path
@name = "File Explorer"
getter chosen_rom : Path? = nil
def initialize(@extensions = [] of String, @path = Path["~/Downloads/gba"].expand(home: true))
def initialize(@extensions = [] of String, @path = Path[Dir.current].expand(home: true))
gather_entries
end
@ -18,13 +20,20 @@ module ImGui
center = ImGui.get_main_viewport.get_center
ImGui.set_next_window_pos(center, ImGui::ImGuiCond::Appearing, ImGui::ImVec2.new(0.5, 0.5))
if ImGui.begin_popup_modal(@name, flags: ImGui::ImGuiWindowFlags::AlwaysAutoResize)
ImGui.text("This is some text")
if ImGui.begin_list_box("Files")
parts = @path.parts
parts.each_with_index do |part, idx|
ImGui.same_line unless idx == 0
change_dir "../" * (parts.size - idx - 1) if ImGui.button(part)
end
display_size = ImGui.get_main_viewport.size
width = Math.min(display_size.x - 40, 600)
height = Math.min(display_size.y - 40, 16 * ImGui.get_text_line_height_with_spacing)
if ImGui.begin_list_box("", ImGui::ImVec2.new(width, height))
@matched_entries.each_with_index do |entry, idx|
is_selected = idx == @selected_entry_idx
if entry[:file?]
letter = 'F'
flags = ImGui::ImGuiSelectableFlags::None
flags = ImGui::ImGuiSelectableFlags::AllowDoubleClick
else
letter = 'D'
flags = ImGui::ImGuiSelectableFlags::None | ImGui::ImGuiSelectableFlags::AllowDoubleClick
@ -32,6 +41,7 @@ module ImGui
if ImGui.selectable("[#{letter}] #{entry[:name]}", is_selected, flags)
if entry[:file?]
@selected_entry_idx = idx
open_file if ImGui.is_mouse_double_clicked(ImGui::ImGuiMouseButton::Left)
elsif ImGui.is_mouse_double_clicked(ImGui::ImGuiMouseButton::Left)
change_dir entry[:name]
end
@ -40,9 +50,13 @@ module ImGui
end
ImGui.end_list_box
end
ImGui.begin_group
open_file if ImGui.button "Open"
ImGui.same_line
ImGui.close_current_popup if ImGui.button "Cancel"
ImGui.same_line(spacing: 10)
gather_entries if ImGui.checkbox("Show hidden files?", pointerof(@match_hidden))
ImGui.end_group
ImGui.end_popup
end
end
@ -53,25 +67,29 @@ module ImGui
private def open_file : Nil
selected_item = @matched_entries[@selected_entry_idx]
puts "Opening file #{selected_item[:name]}"
@chosen_rom = (@path / selected_item[:name]).normalize
ImGui.close_current_popup
end
private def change_dir(name : String) : Nil
puts "Changing directory #{name}"
@path = (@path / name).normalize
gather_entries
end
private def gather_entries : Nil
@matched_entries.clear
extensions.each do |extension|
path = @path / "*.#{extension}"
@matched_entries.concat(Dir[path].map { |file| Entry.new(name: Path[file].basename, file?: true) })
if @filter_by_extension
extensions.each do |extension|
path = @path / "*.#{extension}"
@matched_entries.concat(Dir[path, match_hidden: @match_hidden].map { |file| Entry.new(name: Path[file].basename, file?: true) })
end
else
@matched_entries.concat(Dir[@path / "*", match_hidden: @match_hidden].map { |file| Entry.new(name: Path[file].basename, file?: true) })
end
Dir.each_child(@path) do |child|
@matched_entries << Entry.new(name: "#{child}/", file?: false) if Dir.exists?(@path / child)
next unless Dir.exists?(@path / child)
next if !@match_hidden && child.starts_with? '.'
@matched_entries << Entry.new(name: "#{child}/", file?: false)
end
@matched_entries << Entry.new(name: "..", file?: false)
@matched_entries.sort! do |a, b|