Initial commit (2)

FileDialog.h

@@ -0,0 +1,110 @@
+#ifndef __IMGUI_FILE_DIALOG_H_
+#define __IMGUI_FILE_DIALOG_H_
+
+#include "imgui.h"
+
+#include <vector>
+#include <string>
+#include <map>
+
+#include <future>
+#include <functional>
+#include <thread>
+#include <atomic>
+#include <mutex>
+#include <string>
+#include <vector>
+#include <list>
+
+#define MAX_FILE_DIALOG_NAME_BUFFER 1024
+
+struct FileInfoStruct
+{
+	char type = ' ';
+	std::string filePath;
+	std::string fileName;
+	std::string ext;
+};
+
+class FileDialog
+{
+private:
+	std::vector<FileInfoStruct> m_FileList;
+	std::map<std::string, ImVec4> m_FilterColor;
+	std::string m_SelectedFileName;
+	std::string m_SelectedExt;
+	std::string m_CurrentPath;
+	std::vector<std::string> m_CurrentPath_Decomposition;
+	std::string m_Name;
+	bool m_ShowDialog;
+	bool m_ShowDrives;
+
+public:
+	static char FileNameBuffer[MAX_FILE_DIALOG_NAME_BUFFER];
+	static char DirectoryNameBuffer[MAX_FILE_DIALOG_NAME_BUFFER];
+	static char SearchBuffer[MAX_FILE_DIALOG_NAME_BUFFER];
+	static int FilterIndex;
+	bool IsOk;
+	bool m_AnyWindowsHovered;
+	bool m_CreateDirectoryMode;
+
+private:
+	std::string dlg_key;
+	std::string dlg_name;
+	const char *dlg_filters;
+	std::string dlg_path;
+	std::string dlg_defaultFileName;
+	std::string dlg_defaultExt;
+	std::function<void(std::string, bool*)> dlg_optionsPane;
+	size_t dlg_optionsPaneWidth;
+	std::string searchTag;
+	std::string dlg_userString;
+
+public:
+	static FileDialog* Instance()
+	{
+		static FileDialog *_instance = new FileDialog();
+		return _instance;
+	}
+
+protected:
+	FileDialog(); // Prevent construction
+	FileDialog(const FileDialog&) {}; // Prevent construction by copying
+	FileDialog& operator =(const FileDialog&) { return *this; }; // Prevent assignment
+	~FileDialog(); // Prevent unwanted destruction
+
+public:
+	void OpenDialog(const std::string& vKey, const char* vName, const char* vFilters,
+		const std::string& vPath, const std::string& vDefaultFileName,
+		std::function<void(std::string, bool*)> vOptionsPane, size_t vOptionsPaneWidth = 250, const std::string& vUserString = "");
+	void OpenDialog(const std::string& vKey, const char* vName, const char* vFilters,
+		const std::string& vDefaultFileName,
+		std::function<void(std::string, bool*)> vOptionsPane, size_t vOptionsPaneWidth = 250, const std::string& vUserString = "");
+	void OpenDialog(const std::string& vKey, const char* vName, const char* vFilters,
+		const std::string& vPath, const std::string& vDefaultFileName, const std::string& vUserString = "");
+	void OpenDialog(const std::string& vKey, const char* vName, const char* vFilters,
+		const std::string& vFilePathName, const std::string& vUserString = "");
+
+	void CloseDialog(const std::string& vKey);
+	bool Render(const std::string& vKey, ImVec2 geometry);
+	std::string GetFilepathName();
+	std::string GetCurrentPath();
+	std::string GetCurrentFileName();
+	std::string GetCurrentFilter();
+	std::string GetUserString();
+
+	void SetFilterColor(std::string vFilter, ImVec4 vColor);
+    bool GetFilterColor(std::string vFilter, ImVec4 *vColor);
+    void ClearFilterColor();
+
+private:
+	void SetPath(const std::string& vPath);
+	void ScanDir(const std::string& vPath);
+	void SetCurrentDir(const std::string& vPath);
+	bool CreateDir(const std::string& vPath);
+	void ComposeNewPath(std::vector<std::string>::iterator vIter);
+	void GetDrives();
+};
+
+
+#endif // __IMGUI_FILE_DIALOG_H_