diff options
Diffstat (limited to 'public/panorama/controls/grid.h')
| -rw-r--r-- | public/panorama/controls/grid.h | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/public/panorama/controls/grid.h b/public/panorama/controls/grid.h new file mode 100644 index 0000000..c5f0f63 --- /dev/null +++ b/public/panorama/controls/grid.h @@ -0,0 +1,189 @@ +//=========== Copyright Valve Corporation, All rights reserved. ===============// +// +// Purpose: +//=============================================================================// + +#ifndef GRID_H +#define GRID_H + +#ifdef _WIN32 +#pragma once +#endif + +#include "panel2d.h" +#include "panorama/controls/label.h" +#include "panorama/controls/mousescroll.h" + +namespace panorama +{ + +DECLARE_PANEL_EVENT0( ReadyPanelForDisplay ) +DECLARE_PANEL_EVENT0( PanelDoneWithDisplay ) +DECLARE_PANEL_EVENT0( GridMotionTimeout ); +DECLARE_PANEL_EVENT0( GridInFastMotion ); +DECLARE_PANEL_EVENT0( GridStoppingFastMotion ); +DECLARE_PANEL_EVENT0( GridPageLeft ); +DECLARE_PANEL_EVENT0( GridPageRight ); +DECLARE_PANEL_EVENT0( GridDirectionalMove ); +DECLARE_PANEL_EVENT1( ChildIndexSelected, int ); + +//----------------------------------------------------------------------------- +// Purpose: Button +//----------------------------------------------------------------------------- +class CGrid : public CPanel2D +{ + DECLARE_PANEL2D( CGrid, CPanel2D ); + +public: + CGrid( CPanel2D *parent, const char * pchPanelID ); + virtual ~CGrid(); + + CPanel2D * AccessSelectedPanel() { return m_pFocusedChild.Get(); } + + virtual void SetupJavascriptObjectTemplate() OVERRIDE; + + // Scroll the grid so the focused panel is in the top left corner + void MoveFocusToTopLeft(); + + // Scroll the grid all the way to the left regardless of what's + // focused. + void ScrollPanelToLeftEdge(); + + // Trigger fast motion style temporarily, do this if you are directly setting focus ahead a bunch + void TriggerFastMotion(); + void BumpFastMotionTimeout(); + + void SetHorizontalCount( int nCount ) { SetHorizontalAndVerticalCount( nCount, m_nVerticalCount ); } + void SetVerticalCount( int nCount ) { SetHorizontalAndVerticalCount( m_nHorizontalCount, nCount ); } + int GetHorizontalCount() const { return m_nHorizontalCount; } + int GetVerticalCount() const { return m_nVerticalCount; } + + void SetHorizontalFocusLimit( int nCount ) { m_nHorizontalFocusLimit = nCount; InvalidateSizeAndPosition(); } + int GetHorizontalFocusLimit() const { return m_nHorizontalFocusLimit; } + + float GetScrollProgress() const { return m_flScrollProgress; } + + virtual bool OnMoveUp( int nRepeats ); + virtual bool OnMoveDown( int nRepeats ); + virtual bool OnMoveRight( int nRepeats ); + virtual bool OnMoveLeft( int nRepeats ); + virtual bool OnTabForward( int nRepeats ); + virtual bool OnTabBackward( int nRepeats ); + virtual bool OnMouseWheel( const panorama::MouseData_t &code ); + virtual bool OnGamePadDown( const panorama::GamePadData_t &code ); + virtual bool OnKeyDown( const KeyData_t &code ); + + virtual bool BRequiresContentClipLayer() OVERRIDE { return true; } + + virtual void Paint(); + virtual bool OnSetFocusToNextPanel( int nRepeats, EFocusMoveDirection moveType, bool bAllowWrap, float flTabIndexCurrent, float flXPosCurrent, float flYPosCurrent, float flXStart, float fYStart ) OVERRIDE + { + switch( moveType ) + { + case k_ENextInTabOrder: + if ( OnTabForward( nRepeats ) ) + return true; + break; + case k_ENextByXPosition: + if ( OnMoveRight( nRepeats ) ) + return true; + break; + case k_EPrevInTabOrder: + if ( OnTabBackward( nRepeats ) ) + return true; + break; + case k_EPrevByXPosition: + if ( OnMoveLeft( nRepeats ) ) + return true; + break; + case k_ENextByYPosition: + if ( OnMoveDown( nRepeats ) ) + return true; + break; + case k_EPrevByYPosition: + if ( OnMoveUp( nRepeats ) ) + return true; + break; + default: + break; + } + + return false; + } + + void SetHorizontalAndVerticalCount( int nHorizontalCount, int nVerticalCount ); + + void SetIgnoreFastMotion( bool bValue ) { m_bIgnoreFastMotion = bValue; } + +#ifdef DBGFLAG_VALIDATE + virtual void ValidateClientPanel( CValidator &validator, const tchar *pchName ) OVERRIDE; +#endif + +protected: + virtual bool BSetProperty( CPanoramaSymbol symName, const char *pchValue ) OVERRIDE; + virtual void OnLayoutTraverse( float flFinalWidth, float flFinalHeight ); + virtual void OnBeforeChildrenChanged() { m_bForceRelayout = true; } + + virtual void OnChildStylesChanged() OVERRIDE { m_bVecVisibleDirty = true; } + virtual void OnAfterChildrenChanged() OVERRIDE { m_bVecVisibleDirty = true; } +private: + + void UpdateVecVisible(); + int GetVisibleChildCount(); + CPanel2D *GetVisibleChild( int iVisibleIndex ); + + // event handlers + bool EventInputFocusSet( const CPanelPtr< IUIPanel > &ptrPanel ); + bool EventInputFocusLost( const CPanelPtr< IUIPanel > &ptrPanel ); + bool MotionTimeout( const CPanelPtr< IUIPanel > &ptrPanel ); + bool OnMouseScroll( const CPanelPtr< IUIPanel > &ptrPanel, int cRepeat ); + void LayoutMouseScrollRegions( float flFinalWidth, float flFinalHeight ); + bool EventWindowCursorShown( IUIWindow *pWindow ); + bool EventWindowCursorHidden( IUIWindow *pWindow ); + + void RegisterForCursorChanges(); + void UnregisterForCursorChanges(); + + int GetFocusedChildVisibleIndex(); + void UpdateChildPositions( bool bForceTopLeft = false ); + + bool m_bHadFocus; + + CPanelPtr< CPanel2D > m_pFocusedChild; + CUtlVector< CPanelPtr<CPanel2D> > m_vecPanelsReadyForDisplay; + + int m_nScrollOffset; + + float m_flChildWidth; + float m_flChildHeight; + float m_flScaleOffset; + + float m_flScrollProgress; + + int m_nHorizontalCount; + int m_nVerticalCount; + + // Override how far right you can move before all items must shift, should be smaller than m_nHorizontalCount + int m_nHorizontalFocusLimit; + + double m_flLastMouseWheel; + bool m_bForceRelayout; + + bool m_bIgnoreFastMotion; + double m_flStartedMotion; + double m_flLastMotion; + uint64 m_ulMotionSinceStart; + bool m_bFastMotionStarted; + bool m_bVecVisibleDirty; + + CUtlVector< CPanel2D * > m_vecVisibleChildren; + + panorama::CMouseScrollRegion *m_pLeftMouseScrollRegion; + panorama::CMouseScrollRegion *m_pRightMouseScrollRegion; + +}; + + +} // namespace panorama + +#endif // GRID_H |