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public/vgui_controls/DirectorySelectDialog.h

@@ -0,0 +1,96 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#ifndef DIRECTORYSELECTDIALOG_H
+#define DIRECTORYSELECTDIALOG_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include <vgui_controls/Controls.h>
+#include <vgui_controls/TreeView.h>
+#include <vgui_controls/Frame.h>
+
+namespace vgui
+{
+
+//-----------------------------------------------------------------------------
+// Purpose: Used to handle dynamically populating the tree view
+//-----------------------------------------------------------------------------
+class DirectoryTreeView : public TreeView
+{
+public:
+	DirectoryTreeView(DirectorySelectDialog *parent, const char *name);
+	virtual void GenerateChildrenOfNode(int itemIndex);
+
+private:
+	DirectorySelectDialog *m_pParent;
+};
+
+//-----------------------------------------------------------------------------
+// Purpose: Utility dialog, used to let user select a directory (like during install)
+//-----------------------------------------------------------------------------
+class DirectorySelectDialog : public Frame
+{
+	DECLARE_CLASS_SIMPLE( DirectorySelectDialog, Frame );
+
+public:
+	DirectorySelectDialog(vgui::Panel *parent, const char *title);
+
+	// sets where it should start searching
+	void SetStartDirectory(const char *path);
+
+	// sets what name should show up by default in the create directory dialog
+	void SetDefaultCreateDirectoryName(const char *defaultCreateDirName);
+
+	// opens the dialog
+	void DoModal();
+
+	/* action signals
+
+		"DirectorySelected"
+			"dir"	- the directory that was selected
+
+	*/
+
+	// Expand the tree nodes to match a supplied path, optionally selecting the final directory
+	void ExpandTreeToPath( const char *lpszPath, bool bSelectFinalDirectory = true );
+
+protected:
+	virtual void PerformLayout();
+	virtual void ApplySchemeSettings(IScheme *pScheme);
+	virtual void OnClose();
+
+	// command buttons
+	virtual void OnCommand(const char *command);
+
+private:
+	MESSAGE_FUNC( OnTextChanged, "TextChanged" );
+	MESSAGE_FUNC( OnTreeViewItemSelected, "TreeViewItemSelected" );
+	MESSAGE_FUNC_CHARPTR( OnCreateDirectory, "CreateDirectory", dir );
+	void BuildDirTree();
+	void BuildDriveChoices();
+	void ExpandTreeNode(const char *path, int parentNodeIndex);
+	void GenerateChildrenOfDirectoryNode(int nodeIndex);
+	void GenerateFullPathForNode(int nodeIndex, char *path, int pathBufferSize);
+	bool DoesDirectoryHaveSubdirectories(const char *path, const char *dir);
+
+	char m_szCurrentDir[512];
+	char m_szDefaultCreateDirName[64];
+	char m_szCurrentDrive[16];
+	vgui::TreeView *m_pDirTree;
+	vgui::ComboBox *m_pDriveCombo;
+	vgui::Button *m_pCancelButton;
+	vgui::Button *m_pSelectButton;
+	vgui::Button *m_pCreateButton;
+	
+	friend class DirectoryTreeView;
+};
+
+} // namespace vgui
+
+
+#endif // DIRECTORYSELECTDIALOG_H