134 lines
3.6 KiB
C++
134 lines
3.6 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose: An arbitrary picker
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//
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//=============================================================================
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#ifndef PICKER_H
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#define PICKER_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "vgui_controls/EditablePanel.h"
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#include "vgui_controls/Frame.h"
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#include "tier1/utlstring.h"
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//-----------------------------------------------------------------------------
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// Forward declarations
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//-----------------------------------------------------------------------------
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namespace vgui
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{
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class Panel;
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}
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//-----------------------------------------------------------------------------
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// List of strings to appear in the picker
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//-----------------------------------------------------------------------------
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enum PickerChoiceType_t
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{
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PICKER_CHOICE_STRING = 0,
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PICKER_CHOICE_PTR,
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};
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struct PickerInfo_t
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{
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const char *m_pChoiceString; // This is what displays in the dialog
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union
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{
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const char *m_pChoiceValue;
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void *m_pChoiceValuePtr;
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};
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};
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struct PickerList_t
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{
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PickerList_t() : m_Type( PICKER_CHOICE_STRING ) {}
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PickerList_t( int nGrowSize, int nInitSize ) : m_Choices( nGrowSize, nInitSize ), m_Type( PICKER_CHOICE_STRING ) {}
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int Count() const { return m_Choices.Count(); }
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PickerInfo_t& operator[]( int i ) { return m_Choices[i]; }
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const PickerInfo_t& operator[]( int i ) const { return m_Choices[i]; }
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int AddToTail() { return m_Choices.AddToTail(); }
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void RemoveAll() { return m_Choices.RemoveAll(); }
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PickerChoiceType_t m_Type;
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CUtlVector< PickerInfo_t > m_Choices;
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};
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//-----------------------------------------------------------------------------
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// Purpose: Base class for choosing raw assets
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//-----------------------------------------------------------------------------
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class CPicker : public vgui::EditablePanel
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{
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DECLARE_CLASS_SIMPLE( CPicker, vgui::EditablePanel );
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public:
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CPicker( vgui::Panel *pParent, const char *pColumnHeader, const char *pTextType );
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~CPicker();
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// Sets the list of strings to display
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void SetStringList( const PickerList_t &list );
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// Purpose:
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virtual void OnKeyCodePressed( vgui::KeyCode code );
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// Returns the selected string
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PickerChoiceType_t GetSelectionType() const;
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const char *GetSelectedString( ) const;
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void *GetSelectedPtr( ) const;
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// Returns the index of the selected string
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int GetSelectedIndex();
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private:
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void RefreshChoiceList( );
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MESSAGE_FUNC( OnTextChanged, "TextChanged" );
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vgui::TextEntry *m_pFilterList;
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vgui::ListPanel *m_pPickerBrowser;
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CUtlString m_Filter;
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const char *m_pPickerType;
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const char *m_pPickerTextType;
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const char *m_pPickerExt;
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const char *m_pPickerSubDir;
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PickerChoiceType_t m_Type;
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friend class CPickerFrame;
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};
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//-----------------------------------------------------------------------------
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// Purpose: Modal dialog for picker
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//-----------------------------------------------------------------------------
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class CPickerFrame : public vgui::Frame
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{
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DECLARE_CLASS_SIMPLE( CPickerFrame, vgui::Frame );
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public:
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CPickerFrame( vgui::Panel *pParent, const char *pTitle, const char *pColumnHeader, const char *pTextType );
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~CPickerFrame();
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// Inherited from Frame
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virtual void OnCommand( const char *pCommand );
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// Purpose: Activate the dialog
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// The message "Picked" will be sent if something is picked.
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// You can pass in keyvalues to get added to the message also.
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void DoModal( const PickerList_t &list, KeyValues *pContextKeyValues = NULL );
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private:
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void CleanUpMessage();
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CPicker *m_pPicker;
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vgui::Button *m_pOpenButton;
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vgui::Button *m_pCancelButton;
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KeyValues *m_pContextKeyValues;
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};
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#endif // PICKER_H
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