Added simple gui

2 files changed, 140 insertions, 0 deletions

diff --git a/simplegui.mod/.cvsignore b/simplegui.mod/.cvsignore
new file mode 100644
index 0000000..6644509
--- /dev/null
+++ b/simplegui.mod/.cvsignore
@@ -0,0 +1,5 @@
+.bmx

+simplegui.debug.win32.a

+simplegui.debug.win32.i

+simplegui.release.win32.a

+simplegui.release.win32.i
\ No newline at end of file
diff --git a/simplegui.mod/simplegui.bmx b/simplegui.mod/simplegui.bmx
new file mode 100644
index 0000000..deb6dfc
--- /dev/null
+++ b/simplegui.mod/simplegui.bmx
@@ -0,0 +1,135 @@
+Module noddybox.simplegui
+
+ModuleInfo "Framework: (Very) Simple GUI"
+ModuleInfo "Copyright: Public Domain"
+ModuleInfo "Author: Ian Cowburn"
+ModuleInfo "Version: $Revision$"
+
+' $Id$
+
+Strict
+Import brl.Max2D
+Import brl.Basic
+Import noddybox.bitmapfont
+
+Type TWidget Abstract
+
+	Field	text:String
+	Field	x:Int
+	Field	y:Int
+	Field	w:Int
+	Field	h:Int
+	Field	font:TBitmapFont
+	Field	owner:TGUIHandler
+	Field	callback()
+	
+	Method HandleKey(key:String)
+	End Method
+	
+	Method MouseEnter()
+	End Method
+
+	Method MouseLeave()
+	End Method
+
+	Method HandleClick()
+	End Method
+	
+	Method Draw() Abstract
+End Type
+
+Type TLabel Extends TWidget
+	Function Create:TLabel(font:TBitmapFont,x:Int, y:Int, text:String)
+		Local o:TLabel=New TLabel
+		o.font=font
+		o.x=x
+		o.y=y
+		o.w=font.TextWidth(text)+2
+		o.h=font.MaxHeight()+1
+		o.text=text
+		Return o
+	End Function
+	
+	Method Draw()
+		font.Draw(text,x+1,y+1)
+	End Method
+End Type
+
+Type TText Extends TWidget
+	Field	maxlen:Int
+	
+	Function Create:TText(font:TBitmapFont,x:Int, y:Int, text:String, maxlen:Int)
+		Local o:TText=New TText
+		o.font=font
+		o.x=x
+		o.y=y
+		o.maxlen=maxlen
+		o.w=font.MaxWidth()*(maxlen+1)+2
+		o.h=font.MaxHeight()+2
+		o.text=text
+		Return o
+	End Function
+	
+	Method Draw()
+		Local s:String=text
+		
+		If owner.GetFocus()=Self
+			SetColor(128,128,128)
+			s:+"_"
+		Else
+			SetColor(64,64,64)
+		EndIf
+		
+		DrawRect(x,y,w,h)
+		
+		font.Draw(s,x+1,y+1)
+	End Method
+End Type
+
+Type TGUIHandler
+
+	' These are private
+	'
+	Field 	m_widgets:TList
+	Field	m_focus:TWidget
+
+	' Creates a new GUI handler
+	'	
+	Function Create:TGUIHandler()
+		Local o:TGUIHandler
+		
+		o=New TGUIHandler
+		
+		o.m_widgets=CreateList()
+		o.m_focus=Null
+
+		Return o
+	End Function
+	
+	' Register a widget
+	'
+	Method Register(w:TWidget)
+		m_widgets.AddLast(w)
+		w.owner=Self
+	End Method
+	
+	' Set the keyboard focus (null for none)
+	'
+	Method SetFocus(w:TWidget)
+		m_focus=w
+	End Method
+	
+	' Get the keyboard focus (null for none)
+	'
+	Method GetFocus:TWidget()
+		Return m_focus
+	End Method
+	
+	' Perform a loop and any necessary events
+	'
+	Method EventLoop()
+		For Local w:TWidget=EachIn m_widgets
+			w.Draw()
+		Next
+	End Method
+End Type