c0badb709a
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@39285 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
429 lines
10 KiB
C++
429 lines
10 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: src/mac/carbon/tooltip.cpp
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// Purpose: wxToolTip implementation
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// Author: Stefan Csomor
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// Id: $Id$
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// Copyright: (c) Stefan Csomor
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#include "wx/wxprec.h"
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#if wxUSE_TOOLTIPS
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#include "wx/tooltip.h"
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#ifndef WX_PRECOMP
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#include "wx/app.h"
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#include "wx/window.h"
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#include "wx/dc.h"
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#include "wx/timer.h"
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#endif // WX_PRECOMP
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#include "wx/geometry.h"
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#include "wx/mac/uma.h"
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//-----------------------------------------------------------------------------
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// global data
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//-----------------------------------------------------------------------------
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class wxMacToolTipTimer ;
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class wxMacToolTip
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{
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public :
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wxMacToolTip() ;
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~wxMacToolTip() ;
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void Setup( WindowRef window , const wxString& text , const wxPoint& localPosition ) ;
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void Draw() ;
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void Clear() ;
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long GetMark()
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{ return m_mark ; }
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bool IsShown()
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{ return m_shown ; }
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private :
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wxString m_label ;
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wxPoint m_position ;
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Rect m_rect ;
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WindowRef m_window ;
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PicHandle m_backpict ;
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bool m_shown ;
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long m_mark ;
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wxMacToolTipTimer* m_timer ;
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#if TARGET_CARBON
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wxMacCFStringHolder m_helpTextRef ;
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#endif
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} ;
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class wxMacToolTipTimer : public wxTimer
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{
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public:
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wxMacToolTipTimer(wxMacToolTip* tip, int iMilliseconds) ;
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wxMacToolTipTimer() {} ;
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virtual ~wxMacToolTipTimer() {} ;
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void Notify()
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{
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if ( m_mark == m_tip->GetMark() )
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m_tip->Draw() ;
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}
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protected:
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wxMacToolTip* m_tip;
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long m_mark ;
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};
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//-----------------------------------------------------------------------------
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// wxToolTip
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//-----------------------------------------------------------------------------
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static long s_ToolTipDelay = 500 ;
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static bool s_ShowToolTips = true ;
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static wxMacToolTip s_ToolTip ;
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static wxWindow* s_LastWindowEntered = NULL ;
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static wxRect2DInt s_ToolTipArea ;
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static WindowRef s_ToolTipWindowRef = NULL ;
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IMPLEMENT_ABSTRACT_CLASS(wxToolTip, wxObject)
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wxToolTip::wxToolTip( const wxString &tip )
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{
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m_text = tip;
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m_window = (wxWindow*) NULL;
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}
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wxToolTip::~wxToolTip()
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{
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}
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void wxToolTip::SetTip( const wxString &tip )
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{
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m_text = tip;
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if ( m_window )
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{
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#if 0
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// update it immediately
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wxToolInfo ti(GetHwndOf(m_window));
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ti.lpszText = (wxChar *)m_text.c_str();
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(void)SendTooltipMessage(GetToolTipCtrl(), TTM_UPDATETIPTEXT, 0, &ti);
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#endif
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}
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}
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void wxToolTip::SetWindow( wxWindow *win )
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{
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m_window = win ;
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}
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void wxToolTip::Enable( bool flag )
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{
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if ( s_ShowToolTips != flag )
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{
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s_ShowToolTips = flag ;
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if ( s_ShowToolTips )
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{
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}
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else
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{
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s_ToolTip.Clear() ;
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}
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}
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}
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void wxToolTip::SetDelay( long msecs )
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{
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s_ToolTipDelay = msecs ;
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}
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void wxToolTip::RelayEvent( wxWindow *win , wxMouseEvent &event )
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{
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if ( s_ShowToolTips )
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{
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if ( event.GetEventType() == wxEVT_LEAVE_WINDOW )
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{
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s_ToolTip.Clear() ;
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}
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else if (event.GetEventType() == wxEVT_ENTER_WINDOW || event.GetEventType() == wxEVT_MOTION )
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{
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wxPoint2DInt where( event.m_x , event.m_y ) ;
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if ( s_LastWindowEntered == win && s_ToolTipArea.Contains( where ) )
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{
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}
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else
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{
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s_ToolTip.Clear() ;
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s_ToolTipArea = wxRect2DInt( event.m_x - 2 , event.m_y - 2 , 4 , 4 ) ;
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s_LastWindowEntered = win ;
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WindowRef window = MAC_WXHWND( win->MacGetTopLevelWindowRef() ) ;
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int x = event.m_x ;
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int y = event.m_y ;
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wxPoint local( x , y ) ;
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win->MacClientToRootWindow( &x, &y ) ;
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wxPoint windowlocal( x , y ) ;
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s_ToolTip.Setup( window , win->MacGetToolTipString( local ) , windowlocal ) ;
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}
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}
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}
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}
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void wxToolTip::RemoveToolTips()
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{
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s_ToolTip.Clear() ;
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}
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// --- mac specific
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wxMacToolTipTimer::wxMacToolTipTimer( wxMacToolTip *tip , int msec )
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{
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m_tip = tip;
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m_mark = tip->GetMark() ;
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Start(msec, true);
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}
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wxMacToolTip::wxMacToolTip()
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{
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m_window = NULL ;
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m_backpict = NULL ;
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m_timer = NULL ;
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m_mark = 0 ;
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m_shown = false ;
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}
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void wxMacToolTip::Setup( WindowRef win , const wxString& text , const wxPoint& localPosition )
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{
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m_mark++ ;
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Clear() ;
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m_position = localPosition ;
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m_label = text ;
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m_window =win;
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s_ToolTipWindowRef = m_window ;
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m_backpict = NULL ;
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if ( m_timer )
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delete m_timer ;
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m_timer = new wxMacToolTipTimer( this , s_ToolTipDelay ) ;
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}
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wxMacToolTip::~wxMacToolTip()
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{
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if ( m_timer )
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{
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delete m_timer ;
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m_timer = NULL;
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}
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if ( m_backpict )
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Clear() ;
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}
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const short kTipBorder = 2 ;
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const short kTipOffset = 5 ;
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void wxMacToolTip::Draw()
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{
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if ( m_label.empty() )
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return ;
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if ( m_window == s_ToolTipWindowRef )
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{
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m_shown = true ;
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#if TARGET_CARBON
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HMHelpContentRec tag ;
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tag.version = kMacHelpVersion;
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SetRect( &tag.absHotRect , m_position.x - 2 , m_position.y - 2 , m_position.x + 2 , m_position.y + 2 ) ;
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QDLocalToGlobalRect( GetWindowPort( m_window ) , &tag.absHotRect ) ;
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m_helpTextRef.Assign( m_label , wxFONTENCODING_DEFAULT ) ;
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tag.content[kHMMinimumContentIndex].contentType = kHMCFStringContent ;
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tag.content[kHMMinimumContentIndex].u.tagCFString = m_helpTextRef ;
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tag.content[kHMMaximumContentIndex].contentType = kHMCFStringContent ;
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tag.content[kHMMaximumContentIndex].u.tagCFString = m_helpTextRef ;
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tag.tagSide = kHMDefaultSide;
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HMDisplayTag( &tag );
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#else
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wxMacPortStateHelper help( (GrafPtr)GetWindowPort( m_window ) );
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FontFamilyID fontId ;
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Str255 fontName ;
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SInt16 fontSize ;
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Style fontStyle ;
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GetThemeFont( kThemeSmallSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
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GetFNum( fontName, &fontId );
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TextFont( fontId ) ;
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TextSize( fontSize ) ;
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TextFace( fontStyle ) ;
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FontInfo fontInfo;
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::GetFontInfo(&fontInfo);
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short lineh = fontInfo.ascent + fontInfo.descent + fontInfo.leading;
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short height = 0 ;
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int i = 0 ;
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int length = m_label.length() ;
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int width = 0 ;
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int thiswidth = 0 ;
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int laststop = 0 ;
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wxCharBuffer text = m_label.mb_str( wxConvLocal ) ;
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while ( i < length )
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{
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if ( text[i] == 13 || text[i] == 10)
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{
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thiswidth = ::TextWidth( text , laststop , i - laststop ) ;
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if ( thiswidth > width )
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width = thiswidth ;
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height += lineh ;
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laststop = i + 1 ;
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}
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i++ ;
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}
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if ( i - laststop > 0 )
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{
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thiswidth = ::TextWidth( text , laststop , i - laststop ) ;
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if ( thiswidth > width )
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width = thiswidth ;
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height += lineh ;
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}
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m_rect.left = m_position.x + kTipOffset;
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m_rect.top = m_position.y + kTipOffset;
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m_rect.right = m_rect.left + width + 2 * kTipBorder;
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m_rect.bottom = m_rect.top + height + 2 * kTipBorder;
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Rect r ;
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GetPortBounds( GetWindowPort( m_window ) , &r ) ;
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if ( m_rect.top < 0 )
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{
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m_rect.bottom += -m_rect.top ;
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m_rect.top = 0 ;
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}
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if ( m_rect.left < 0 )
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{
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m_rect.right += -m_rect.left ;
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m_rect.left = 0 ;
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}
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if ( m_rect.right > r.right )
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{
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m_rect.left -= (m_rect.right - r.right ) ;
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m_rect.right = r.right ;
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}
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if ( m_rect.bottom > r.bottom )
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{
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m_rect.top -= (m_rect.bottom - r.bottom) ;
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m_rect.bottom = r.bottom ;
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}
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GWorldPtr port ;
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CGrafPtr origPort ;
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GDHandle origDevice ;
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ClipRect( &m_rect ) ;
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BackColor( whiteColor ) ;
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ForeColor(blackColor ) ;
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NewGWorld( &port , wxDisplayDepth() , &m_rect , NULL , NULL , 0 ) ;
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GetGWorld( &origPort , &origDevice ) ;
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SetGWorld( port , NULL ) ;
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m_backpict = OpenPicture(&m_rect);
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CopyBits(GetPortBitMapForCopyBits(GetWindowPort(m_window)),
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GetPortBitMapForCopyBits(port),
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&m_rect,
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&m_rect,
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srcCopy,
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NULL);
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ClosePicture();
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SetGWorld( origPort , origDevice ) ;
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DisposeGWorld( port ) ;
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PenNormal() ;
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RGBColor tooltipbackground = { 0xFFFF , 0xFFFF , 0xC000 } ;
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BackColor( whiteColor ) ;
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RGBForeColor( &tooltipbackground ) ;
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PaintRect( &m_rect ) ;
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ForeColor(blackColor ) ;
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FrameRect( &m_rect ) ;
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SetThemeTextColor(kThemeTextColorNotification,wxDisplayDepth(),true) ;
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::MoveTo( m_rect.left + kTipBorder , m_rect.top + fontInfo.ascent + kTipBorder);
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i = 0 ;
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laststop = 0 ;
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height = 0 ;
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while ( i < length )
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{
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if ( text[i] == 13 || text[i] == 10)
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{
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::DrawText( text , laststop , i - laststop ) ;
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height += lineh ;
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::MoveTo( m_rect.left + kTipBorder , m_rect.top + fontInfo.ascent + kTipBorder + height );
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laststop = i+1 ;
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}
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i++ ;
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}
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::DrawText( text , laststop , i - laststop ) ;
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::TextMode( srcOr ) ;
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#endif
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}
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}
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void wxToolTip::NotifyWindowDelete( WXHWND win )
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{
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if ( win == s_ToolTipWindowRef )
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s_ToolTipWindowRef = NULL ;
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}
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void wxMacToolTip::Clear()
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{
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m_mark++ ;
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if ( m_timer )
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{
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delete m_timer ;
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m_timer = NULL ;
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}
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if ( !m_shown )
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return ;
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#if TARGET_CARBON
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HMHideTag() ;
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m_helpTextRef.Release() ;
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#else
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if ( m_window == s_ToolTipWindowRef && m_backpict )
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{
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wxMacPortStateHelper help( (GrafPtr)GetWindowPort( m_window ) ) ;
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m_shown = false ;
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BackColor( whiteColor ) ;
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ForeColor( blackColor ) ;
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DrawPicture( m_backpict, &m_rect );
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KillPicture( m_backpict );
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m_backpict = NULL ;
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}
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#endif
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}
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#endif // wxUSE_TOOLTIPS
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