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83 lines
2.2 KiB
83 lines
2.2 KiB
5 years ago
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#ifndef MENUBUTTON_H
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#define MENUBUTTON_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/Button.h>
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#include "vgui_controls/Menu.h"
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namespace vgui
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{
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class Menu;
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class TextImage;
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//-----------------------------------------------------------------------------
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// Purpose: Button that displays a menu when pressed
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//-----------------------------------------------------------------------------
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class MenuButton : public Button
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{
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DECLARE_CLASS_SIMPLE( MenuButton, Button );
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public:
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MenuButton(Panel *parent, const char *panelName, const char *text);
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~MenuButton();
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// functions designed to be overriden
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virtual void OnShowMenu(Menu *menu) {}
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virtual void OnHideMenu(Menu *menu) {}
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virtual int OnCheckMenuItemCount() { return 0; }
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virtual void SetMenu(Menu *menu);
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virtual void HideMenu(void);
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virtual void DrawFocusBorder(int tx0, int ty0, int tx1, int ty1);
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MESSAGE_FUNC( OnMenuClose, "MenuClose" );
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MESSAGE_FUNC_PARAMS( OnKillFocus, "KillFocus", kv ); // called after the panel loses the keyboard focus
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virtual void DoClick();
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virtual void SetOpenOffsetY(int yOffset);
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virtual bool CanBeDefaultButton(void);
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// sets the direction in which the menu opens from the button, defaults to down
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virtual void SetOpenDirection(Menu::MenuDirection_e direction);
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virtual void OnKeyCodeTyped(KeyCode code);
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virtual void OnCursorEntered();
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virtual void Paint();
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virtual void PerformLayout();
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virtual void ApplySchemeSettings( IScheme *pScheme );
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virtual void OnCursorMoved( int x, int y );
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// This style is like the IE "back" button where the left side acts like a regular button, the the right side has a little
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// combo box dropdown indicator and presents and submenu
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void SetDropMenuButtonStyle( bool state );
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bool IsDropMenuButtonStyle() const;
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Menu *GetMenu();
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private:
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Menu *m_pMenu;
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Menu::MenuDirection_e m_iDirection;
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int _openOffsetY; // vertical offset of menu from the menu button
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bool m_bDropMenuButtonStyle : 1;
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TextImage *m_pDropMenuImage;
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int m_nImageIndex;
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};
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}; // namespace vgui
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#endif // MENUBUTTON_H
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