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| author | Louis Burda <quent.burda@gmail.com> | 2022-06-02 15:28:40 +0200 |
|---|---|---|
| committer | Louis Burda <quent.burda@gmail.com> | 2022-06-02 15:28:40 +0200 |
| commit | 5bc16063c29aa4d3d287ebd163ccdbcbf54c4f9f (patch) | |
| tree | c131f947a37b3af2d14d41e9eda098bdec2d061c /gearboy/platforms/desktop-shared/FileBrowser/ImGuiFileBrowser.h | |
| parent | 78a5f810b22f0d8cafa05f638b0cb2e889824859 (diff) | |
| download | cscg2022-gearboy-master.tar.gz cscg2022-gearboy-master.zip | |
Diffstat (limited to 'gearboy/platforms/desktop-shared/FileBrowser/ImGuiFileBrowser.h')
| -rw-r--r-- | gearboy/platforms/desktop-shared/FileBrowser/ImGuiFileBrowser.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/gearboy/platforms/desktop-shared/FileBrowser/ImGuiFileBrowser.h b/gearboy/platforms/desktop-shared/FileBrowser/ImGuiFileBrowser.h new file mode 100644 index 00000000..fadd4011 --- /dev/null +++ b/gearboy/platforms/desktop-shared/FileBrowser/ImGuiFileBrowser.h @@ -0,0 +1,123 @@ +#ifndef IMGUIFILEBROWSER_H
+#define IMGUIFILEBROWSER_H
+
+#include <string>
+#include <vector>
+#include "../imgui/imgui.h"
+
+namespace imgui_addons
+{
+ class ImGuiFileBrowser
+ {
+ public:
+ ImGuiFileBrowser();
+ ~ImGuiFileBrowser();
+
+ enum class DialogMode
+ {
+ SELECT, //Select Directory Mode
+ OPEN, //Open File mode
+ SAVE //Save File mode.
+ };
+
+ /* Use this to show an open file dialog. The function takes label for the window,
+ * the size, a DialogMode enum value defining in which mode the dialog should operate and optionally the extensions that are valid for opening.
+ * Note that the select directory mode doesn't need any extensions.
+ */
+ bool showFileDialog(const std::string& label, const DialogMode mode, const ImVec2& sz_xy = ImVec2(0,0), const std::string& valid_types = "*.*", bool* is_open = 0);
+
+ /* Store the opened/saved file name or dir name (incase of selectDirectoryDialog) and the absolute path to the selection
+ * Should only be accessed when above functions return true else may contain garbage.
+ */
+ std::string selected_fn;
+ std::string selected_path;
+ std::string ext; // Store the saved file extension
+
+
+ private:
+ struct Info
+ {
+ Info(std::string name, bool is_hidden) : name(name), is_hidden(is_hidden)
+ {
+ }
+ std::string name;
+ bool is_hidden;
+ };
+
+ //Enum used as bit flags.
+ enum FilterMode
+ {
+ FilterMode_Files = 0x01,
+ FilterMode_Dirs = 0x02
+ };
+
+ //Helper Functions
+ static std::string wStringToString(const wchar_t* wchar_arr);
+ static bool alphaSortComparator(const Info& a, const Info& b);
+ ImVec2 getButtonSize(std::string button_text);
+
+ /* Helper Functions that render secondary modals
+ * and help in validating file extensions and for filtering, parsing top navigation bar.
+ */
+ void setValidExtTypes(const std::string& valid_types_string);
+ bool validateFile();
+ void showErrorModal();
+ void showInvalidFileModal();
+ bool showReplaceFileModal();
+ void showHelpMarker(std::string desc);
+ void parsePathTabs(std::string str);
+ void filterFiles(int filter_mode);
+
+ /* Core Functions that render the 4 different regions making up
+ * a simple file dialog
+ */
+ bool renderNavAndSearchBarRegion();
+ bool renderFileListRegion();
+ bool renderInputTextAndExtRegion();
+ bool renderButtonsAndCheckboxRegion();
+ bool renderInputComboBox();
+ void renderExtBox();
+
+ /* Core Functions that handle navigation and
+ * reading directories/files
+ */
+ bool readDIR(std::string path);
+ bool onNavigationButtonClick(int idx);
+ bool onDirClick(int idx);
+
+ // Functions that reset state and/or clear file list when reading new directory
+ void clearFileList();
+ void closeDialog();
+
+ #if defined (WIN32) || defined (_WIN32) || defined (__WIN32)
+ bool loadWindowsDrives(); // Helper Function for Windows to load Drive Letters.
+ #endif
+
+ #if defined(unix) || defined(__unix__) || defined(__unix) || defined(__APPLE__)
+ void initCurrentPath(); // Helper function for UNIX based system to load Absolute path using realpath
+ #endif
+
+ ImVec2 min_size, max_size, input_combobox_pos, input_combobox_sz;
+ DialogMode dialog_mode;
+ int filter_mode, col_items_limit, selected_idx, selected_ext_idx;
+ float col_width, ext_box_width;
+ bool show_hidden, show_inputbar_combobox, is_dir, is_appearing, filter_dirty, validate_file;
+ char input_fn[256];
+ bool* is_open_;
+
+ std::vector<std::string> valid_exts;
+ std::vector<std::string> current_dirlist;
+ std::vector<Info> subdirs;
+ std::vector<Info> subfiles;
+ std::string current_path, error_msg, error_title, invfile_modal_id, repfile_modal_id;
+
+ ImGuiTextFilter filter;
+ std::string valid_types;
+ std::vector<Info> filtered_dirs; // Note: We don't need to call delete. It's just for storing filtered items from subdirs and subfiles so we don't use PassFilter every frame.
+ std::vector<Info> filtered_files;
+ std::vector< std::reference_wrapper<std::string> > inputcb_filter_files;
+ };
+}
+
+
+#endif // IMGUIFILEBROWSER_H
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