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{
fpGUI - Free Pascal GUI Toolkit
Copyright (C) 2006 - 2011 See the file AUTHORS.txt, included in this
distribution, for details of the copyright.
See the file COPYING.modifiedLGPL, included in this distribution,
for details about redistributing fpGUI.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
Description:
Implements the classic Motif / CDE look.
}
unit fpg_style_motif;
{$mode objfpc}{$H+}
interface
uses
Classes
,fpg_base
,fpg_main
;
type
TfpgMotifStyle = class(TfpgStyle)
public
constructor Create; override;
{ General }
procedure DrawControlFrame(ACanvas: TfpgCanvas; x, y, w, h: TfpgCoord); override;
procedure DrawFocusRect(ACanvas: TfpgCanvas; r: TfpgRect); override;
{ Buttons }
procedure DrawButtonFace(ACanvas: TfpgCanvas; x, y, w, h: TfpgCoord; AFlags: TfpgButtonFlags); override;
function GetButtonBorders: TRect; override;
end;
implementation
uses
fpg_stylemanager
;
{ TfpgMotifStyle }
constructor TfpgMotifStyle.Create;
begin
inherited Create;
fpgSetNamedColor(clWindowBackground, $999999);
fpgSetNamedColor(clButtonFace, $999999);
fpgSetNamedColor(clBoxColor, $999999);
fpgSetNamedColor(clListBox, $999999);
end;
procedure TfpgMotifStyle.DrawControlFrame(ACanvas: TfpgCanvas; x, y, w, h: TfpgCoord);
var
r: TfpgRect;
begin
r.SetRect(x, y, w, h);
ACanvas.SetColor(clShadow2);
ACanvas.DrawLine(r.Left, r.Bottom, r.Left, r.Top); // left (outer)
ACanvas.DrawLine(r.Left, r.Top, r.Right, r.Top); // top (outer)
ACanvas.SetColor(clHilite1);
ACanvas.DrawLine(r.Right, r.Top, r.Right, r.Bottom); // right (outer)
ACanvas.DrawLine(r.Right, r.Bottom, r.Left, r.Bottom); // bottom (outer)
ACanvas.SetColor(clShadow2);
ACanvas.DrawLine(r.Left+1, r.Bottom-1, r.Left+1, r.Top+1); // left (inner)
ACanvas.DrawLine(r.Left+1, r.Top+1, r.Right-1, r.Top+1); // top (inner)
ACanvas.SetColor(clHilite1);
ACanvas.DrawLine(r.Right-1, r.Top+1, r.Right-1, r.Bottom-1); // right (inner)
ACanvas.DrawLine(r.Right-1, r.Bottom-1, r.Left+1, r.Bottom-1); // bottom (inner)
end;
procedure TfpgMotifStyle.DrawFocusRect(ACanvas: TfpgCanvas; r: TfpgRect);
var
oldColor: TfpgColor;
oldLineWidth: integer;
oldLineStyle: TfpgLineStyle;
begin
oldColor := ACanvas.Color;
oldLineWidth := ACanvas.LineWidth;
oldLineStyle := ACanvas.LineStyle;
ACanvas.SetColor(clBlack);
ACanvas.SetLineStyle(1, lsSolid);
ACanvas.DrawRectangle(r);
// restore previous settings
ACanvas.SetColor(oldColor);
ACanvas.SetLineStyle(oldLineWidth, oldLineStyle);
end;
procedure TfpgMotifStyle.DrawButtonFace(ACanvas: TfpgCanvas; x, y, w, h: TfpgCoord; AFlags: TfpgButtonFlags);
var
r: TfpgRect;
begin
r.SetRect(x, y, w, h);
if btfIsDefault in AFlags then
begin
ACanvas.SetColor(clBlack);
ACanvas.SetLineStyle(1, lsSolid);
ACanvas.DrawRectangle(r);
InflateRect(r, -1, -1);
Exclude(AFlags, btfIsDefault);
fpgStyle.DrawButtonFace(ACanvas, r.Left, r.Top, r.Width, r.Height, AFlags);
Exit; //==>
end;
{ Clear the rectangle with a color }
ACanvas.SetColor(clButtonFace);
ACanvas.SetLineStyle(1, lsSolid);
ACanvas.FillRectangle(x, y, w, h);
if (btfFlat in AFlags) and not (btfIsPressed in AFlags) then
Exit; // no need to go further
// Left and Top (outer)
if (btfIsPressed in AFlags) then
begin
if (btfIsEmbedded in AFlags) then
ACanvas.SetColor(clHilite2)
else
begin
if (btfFlat in AFlags) or (btfHover in AFlags) then
ACanvas.SetColor(clShadow1) { light shadow }
else
ACanvas.SetColor(clShadow2); { dark shadow }
end;
end
else
ACanvas.SetColor(clHilite1);
ACanvas.DrawLine(r.Left, r.Bottom, r.Left, r.Top); // left
ACanvas.DrawLine(r.Left, r.Top, r.Right, r.Top); // top
// Left and Top (inner)
if not ((btfFlat in AFlags) or (btfHover in AFlags)) then
begin
ACanvas.DrawLine(r.left+1, r.bottom-1, r.left+1, r.top+1); // left
ACanvas.DrawLine(r.left+1, r.top+1, r.right-1, r.top+1); // top
end;
// Right and Bottom (outer)
if (btfIsPressed in AFlags) then
begin
if (btfIsEmbedded in AFlags) then
ACanvas.SetColor(clHilite1)
else
begin
if (btfFlat in AFlags) or (btfHover in AFlags) then
ACanvas.SetColor(clHilite2) { light shadow }
else
ACanvas.SetColor(clShadow2); { dark shadow }
end;
end
else
begin
if btfHover in AFlags then
ACanvas.SetColor(clShadow1) { light shadow }
else
ACanvas.SetColor(clShadow2); { dark shadow }
end;
ACanvas.DrawLine(r.Right, r.Top, r.Right, r.Bottom); // right
ACanvas.DrawLine(r.Right, r.Bottom, r.Left-1, r.Bottom); // bottom
if (btfFlat in AFlags) or (btfHover in AFlags) then
exit; { "toolbar" style buttons need a nice thin/flat border }
// Right and Bottom (inner)
if btfIsPressed in AFlags then
begin
if (btfIsEmbedded in AFlags) then
ACanvas.SetColor(clButtonFace)
else
ACanvas.SetColor(clHilite1);
end
else
ACanvas.SetColor(clShadow2);
ACanvas.DrawLine(r.Right-1, r.Top+1, r.Right-1, r.Bottom-1); // right
ACanvas.DrawLine(r.Right-1, r.Bottom-1, r.Left, r.Bottom-1); // bottom
end;
function TfpgMotifStyle.GetButtonBorders: TRect;
begin
Result := Rect(4, 4, 4, 4);
end;
initialization
fpgStyleManager.RegisterClass('Motif', TfpgMotifStyle);
end.
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