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Ars::XTextBox Class Reference

#include <xtextbox.h>

Inheritance diagram for Ars::XTextBox:

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Collaboration diagram for Ars::XTextBox:

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Public Member Functions

 XTextBox (void)
 ~XTextBox (void)
 Standard destructor.

virtual void Init (icstring &aStr)
virtual const bool SetupWindow (const Message &msg)
 Deregister the setup_window message.

virtual void SetWndText (const std::string &sWindowText)
virtual void DrawBG (void)
virtual void Draw (void)
 Draws the button and renders the button label.

virtual void SetWindowRect (const XRect &WindowRect)
virtual const bool evValueChange (const CtrlMessage &msg)
virtual const bool evValueChanging (const CtrlMessage &msg)

Protected Attributes

XScrollBar * vScrollBar
 A pointer to the vertical scrollbar.

vector< std::string > textList

Constructor & Destructor Documentation

Ars::XTextBox::XTextBox (  void   ) 
 

Construct a new XTextBox

Parameters:
WindowRect A CRect that defines the outer limits of the control
aStr the rest of the resource to initialize the object

Definition at line 5 of file xtextbox.cpp.

References vScrollBar. 

00006 : vScrollBar( 0 )
00007 {
00008         vScrollBar = new XScrollBar();
00009 }

Ars::XTextBox::~XTextBox (  void   ) 
 

Standard destructor.

Definition at line 11 of file xtextbox.cpp.

References vScrollBar. 

00012 {
00013         if( vScrollBar )
00014                 delete vScrollBar;
00015         vScrollBar = 0;
00016 }

Member Function Documentation

void Ars::XTextBox::Draw (  void   )  [virtual]
 

Draws the button and renders the button label.

Reimplemented from Ars::XLabel.

Definition at line 53 of file xtextbox.cpp.

References Ars::XRect::Bottom(), Ars::XRect::ClipTo(), Ars::Window::GetClientRect(), Ars::Thing::GetFgColor(), Ars::HPaint::GetFontSize(), Ars::XScrollBar::GetPosition(), Ars::XRect::Grow(), Ars::XRect::Height(), Ars::XRect::Overlaps(), Ars::XRect::SetBottom(), textList, Ars::HPaint::TextOutStr(), vScrollBar, and Ars::XRect::Width(). 

00054 {
00055         w -= 21;
00056         XBox::Draw();
00057         w += 21;
00058         XRect r( GetClientRect() );
00059         r.w -= 21;
00060 
00061         int iStartIndex = vScrollBar->GetPosition();
00062         int     n = (Height() + GetFontSize() - 1) / GetFontSize();
00063 
00064         for( int j = 0; j < n ; ++j )
00065         {
00066                 int     i = j + iStartIndex;
00067                 if( i < (int)textList.size() )
00068                 {
00069                         XRect ItemRect( r.x , r.y + (i - iStartIndex) * GetFontSize() , r.Width() , GetFontSize() );
00070                         if( ItemRect.Overlaps(r ) )
00071                         {
00072                                 ItemRect.ClipTo( r );
00073                                 ItemRect.SetBottom(ItemRect.Bottom() - 1);
00074                                 ItemRect.Grow(-1);
00075                                 TextOutStr( ItemRect ,  textList[i] , GetFgColor() );
00076                         }
00077                 }
00078         }
00079 }

void Ars::XTextBox::DrawBG (  void   )  [virtual]
 

Render the background for the control Draws the background as a filled CRect

Reimplemented from Ars::Window.

Definition at line 46 of file xtextbox.cpp. 

00047 {
00048         w -= 21;
00049         XLabel::DrawBG();
00050         w += 21;
00051 }

const bool Ars::XTextBox::evValueChange (  const CtrlMessage &  msg  )  [virtual]
 

Reimplemented from Ars::MessageClient.

Definition at line 111 of file xtextbox.cpp.

References Ars::Thing::SetDirty(), Ars::CtrlMessage::source, textList, and vScrollBar. 

00112 {
00113         bool ans = XLabel::evValueChange( msg );
00114 
00115         if( !textList.empty() )
00116         {
00117                 if( msg.source == vScrollBar )
00118                 {
00119                         SetDirty();
00120                         ans = true;
00121                 }
00122         }
00123         return ans;
00124 }

const bool Ars::XTextBox::evValueChanging (  const CtrlMessage &  msg  )  [virtual]
 

Reimplemented from Ars::MessageClient.

Definition at line 126 of file xtextbox.cpp.

References Ars::Thing::SetDirty(), Ars::CtrlMessage::source, textList, and vScrollBar. 

00127 {
00128         bool ans = XLabel::evValueChanging( msg );
00129 
00130         if( !textList.empty() )
00131         {
00132                 if( msg.source == vScrollBar )
00133                 {
00134                         SetDirty();
00135                         ans = true;
00136                 }
00137         }
00138         return ans;
00139 }

void Ars::XTextBox::Init (  icstring &  aStr  )  [virtual]
 

Initialize the thing object via a string the CAR identifiers used are: itemHeight: height of all items... (default -1 for the current font height) mselect: set to 1 if multi selectionis allowed - default single select (scrollbar <s-expression> ): description of the scroll bar

Reimplemented from Ars::Window.

Definition at line 18 of file xtextbox.cpp.

References F_NONE, Ars::Thing::GetBgColor(), Ars::Thing::GetFgColor(), Ars::HPaint::GetFont(), Ars::XRect::Height(), icstring, Ars::XScrollBar::Init(), Ars::XRect::Right(), S_SUNKEN, Ars::Thing::SetBgColor(), Ars::Thing::SetFgColor(), Ars::Thing::SetFlags(), Ars::HPaint::SetFont(), Ars::Thing::SetState(), Ars::XScrollBar::SetWindowRect(), vScrollBar, and Ars::XRect::XRect(). 

00019 {
00020         XLabel::Init( aStr );
00021 
00022         vScrollBar->SetFgColor( GetFgColor() );
00023         vScrollBar->SetBgColor( GetBgColor() );
00024         vScrollBar->SetFont( GetFont() );
00025         vScrollBar->SetState( S_SUNKEN );
00026         vScrollBar->SetFlags( F_NONE );
00027         icstring tmp = Rsrc::FindCrdOf( aStr, "scrollbar" );
00028         vScrollBar->Init( tmp );
00029 
00030         vScrollBar->SetWindowRect( XRect( Right() - 20, y , 20 , Height() ) );
00031 }

const bool Ars::XTextBox::SetupWindow (  const Message &  msg  )  [virtual]
 

Deregister the setup_window message.

Reimplemented from Ars::XLabel.

Definition at line 33 of file xtextbox.cpp.

References Ars::Window::SetParent(), Ars::XScrollBar::SetupWindow(), and vScrollBar. 

00034 {
00035         XLabel::SetupWindow( msg );
00036 
00037         vScrollBar->SetParent( this );
00038         vScrollBar->SetupWindow( msg );
00039 
00040         MessageServer::Instance().RegisterMessageClient(this, Message::CTRL_VALUECHANGE);
00041         MessageServer::Instance().RegisterMessageClient(this, Message::CTRL_VALUECHANGING);
00042 
00043         return true;
00044 }

void Ars::XTextBox::SetWindowRect (  const XRect &  WindowRect  )  [virtual]
 

Giving a control a new WindowRect will move and resize the control

Parameters:
WindowRect A CRect that defines the outer limits of the control

Reimplemented from Ars::Window.

Definition at line 101 of file xtextbox.cpp.

References Ars::Window::clientRect, Ars::XRect::Grow(), Ars::XRect::Height(), Ars::XRect::Right(), Ars::XScrollBar::SetWindowRect(), vScrollBar, Ars::XRect::Width(), and Ars::XRect::XRect(). 

00102 {
00103         XLabel::SetWindowRect( WindowRect );
00104 
00105         XRect ScrollbarRect( *this );
00106         ScrollbarRect.Grow(-1);
00107         vScrollBar->SetWindowRect( XRect( ScrollbarRect.Right() - 12 , ScrollbarRect.y , ScrollbarRect.Width(), ScrollbarRect.Height() ) );
00108         clientRect = XRect( 2 , 2 , Width() - 16 , Height() - 4 );
00109 }

void Ars::XTextBox::SetWndText (  const std::string &  sWindowText  )  [virtual]
 

Set the WindowText of the label

Parameters:
sWindowText The text to assign to the window

Reimplemented from Ars::XLabel.

Definition at line 81 of file xtextbox.cpp.

References Ars::HPaint::GetFontSize(), Ars::XRect::Height(), Ars::Thing::SetDirty(), Ars::XScrollBar::SetLimits(), textList, and vScrollBar. 

00082 {
00083         XLabel::SetWndText( sWindowText );
00084 
00085         textList.clear();
00086 
00087         size_t  n0 = 0 , n1 = sWindowText.find( '\n' , n0 );
00088         while( n1 != string::npos )
00089         {
00090                 textList.push_back( sWindowText.substr( n0 , n1 - n0 ) );
00091                 n0 = n1 + 1;
00092                 n1 = sWindowText.find( '\n' , n0 );
00093         }
00094         int iMax = textList.size() + 1;
00095         int     n = Height() / GetFontSize();
00096         iMax -= n;
00097         vScrollBar->SetLimits( 0 , max( 0 , iMax ) );
00098         SetDirty( true );
00099 }

Field Documentation

vector<std::string> Ars::XTextBox::textList [protected]
 

Definition at line 12 of file xtextbox.h.

Referenced by Draw(), evValueChange(), evValueChanging(), and SetWndText().

XScrollBar* Ars::XTextBox::vScrollBar [protected]
 

A pointer to the vertical scrollbar.

Definition at line 10 of file xtextbox.h.

Referenced by Draw(), evValueChange(), evValueChanging(), Init(), SetupWindow(), SetWindowRect(), SetWndText(), XTextBox(), and ~XTextBox().

The documentation for this class was generated from the following files:
Generated on Fri Dec 5 04:07:04 2003 for Borqueror by doxygen 1.3.3