From e98eebf9c9745228b76319d615ca6ee4a62a0f6f Mon Sep 17 00:00:00 2001
From: graemeg <graemeg@ae50a9b5-8222-0410-bf8d-8a13f76226bf>
Date: Fri, 7 Mar 2008 12:54:40 +0000
Subject: * TfpgForm now has a FullScreen property. Currently only implemented
 in X11. * TfpgForm also has a new method SetFullscreen(boolean) which allows
 you to switch fullscreen mode at any time.

---
 src/corelib/gfxbase.pas     | 12 +++++++++++-
 src/corelib/x11/gfx_x11.pas | 10 ++++++++++
 src/gui/gui_form.pas        |  8 ++++++++
 3 files changed, 29 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/corelib/gfxbase.pas b/src/corelib/gfxbase.pas
index ffba04bb..276f5a38 100644
--- a/src/corelib/gfxbase.pas
+++ b/src/corelib/gfxbase.pas
@@ -24,7 +24,7 @@ type
 
   TWindowType = (wtChild, wtWindow, wtModalForm, wtPopup);
 
-  TWindowAttribute = (waSizeable, waAutoPos, waScreenCenterPos, waStayOnTop);
+  TWindowAttribute = (waSizeable, waAutoPos, waScreenCenterPos, waStayOnTop, waFullScreen);
   TWindowAttributes = set of TWindowAttribute;
 
   TMouseCursor = (mcDefault, mcArrow, mcCross, mcIBeam, mcSizeEW, mcSizeNS,
@@ -364,6 +364,7 @@ type
     function    WindowToScreen(ASource: TfpgWindowBase; const AScreenPos: TPoint): TPoint;
     procedure   CaptureMouse; virtual; abstract;
     procedure   ReleaseMouse; virtual; abstract;
+    procedure   SetFullscreen(AValue: Boolean); virtual;
     property    HasHandle: boolean read HandleIsValid;
     property    WindowType: TWindowType read FWindowType write FWindowType;
     property    WindowAttributes: TWindowAttributes read FWindowAttributes write FWindowAttributes;
@@ -883,6 +884,15 @@ begin
   Result := DoWindowToScreen(ASource, AScreenPos);
 end;
 
+procedure TfpgWindowBase.SetFullscreen(AValue: Boolean);
+begin
+  if AValue then
+    Include(FWindowAttributes, waFullScreen)
+  else
+    Exclude(FWindowAttributes, waFullScreen);
+  // now decendants must override this and implement the actualy fullscreen part
+end;
+
 { TfpgCanvasBase }
 
 procedure TfpgCanvasBase.SetInterpolation(const AValue: TfpgCustomInterpolation);
diff --git a/src/corelib/x11/gfx_x11.pas b/src/corelib/x11/gfx_x11.pas
index 94c86a88..65533570 100644
--- a/src/corelib/x11/gfx_x11.pas
+++ b/src/corelib/x11/gfx_x11.pas
@@ -147,6 +147,7 @@ type
     constructor Create(AOwner: TComponent); override;
     procedure   CaptureMouse; override;
     procedure   ReleaseMouse; override;
+    procedure   SetFullscreen(AValue: Boolean); override;
   end;
 
 
@@ -1346,6 +1347,9 @@ begin
       AllocateWindowHandle;
     XMapWindow(xapplication.Display, FWinHandle);
     Include(FWinFlags, xwsfMapped);
+    // Fullscreen can only be set visible (mapped) windows.
+    if waFullScreen in FWindowAttributes then
+      fpgApplication.netlayer.WindowSetFullscreen(FWinHandle, True);
   end
   else
   begin
@@ -1473,6 +1477,12 @@ begin
   XUngrabPointer(xapplication.display, CurrentTime);
 end;
 
+procedure TfpgWindowImpl.SetFullscreen(AValue: Boolean);
+begin
+  inherited SetFullscreen(AValue);
+  fpgApplication.netlayer.WindowSetFullscreen(FWinHandle, AValue);
+end;
+
 { TfpgFontResourceImpl }
 
 constructor TfpgFontResourceImpl.Create(const afontdesc: string);
diff --git a/src/gui/gui_form.pas b/src/gui/gui_form.pas
index 173ea714..b38cee83 100644
--- a/src/gui/gui_form.pas
+++ b/src/gui/gui_form.pas
@@ -34,6 +34,7 @@ type
 
   TfpgForm = class(TfpgWidget)
   private
+    FFullScreen: boolean;
     FOnActivate: TNotifyEvent;
     FOnClose: TNotifyEvent;
     FOnCreate: TNotifyEvent;
@@ -69,6 +70,7 @@ type
     procedure   Close;
     property    Sizeable: boolean read FSizeable write FSizeable;
     property    ModalResult: integer read FModalResult write FModalResult;
+    property    FullScreen: boolean read FFullScreen write FFullScreen default False;
   published
     {$Note Refactor this to a TfpgCustomForm and only surface it here }
     property    BackgroundColor;
@@ -182,6 +184,11 @@ begin
     Include(FWindowAttributes, waSizeable)
   else
     Exclude(FWindowAttributes, waSizeable);
+    
+  if FFullScreen then
+    Include(FWindowAttributes, waFullScreen)
+  else
+    Exclude(FWindowAttributes, waFullScreen);
 end;
 
 procedure TfpgForm.SetWindowParameters;
@@ -202,6 +209,7 @@ begin
   FMinWidth        := 32;
   FMinHeight       := 32;
   FModalResult     := 0;
+  FFullScreen := False;
 
   AfterCreate;
 end;
-- 
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