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LCL, Win32: Refactor DoMsgSize out of TWindowProcHelper.DoWindowProc.

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git-svn-id: trunk@47464 -
This commit is contained in:
juha 2015-01-21 00:15:14 +00:00
parent 3bc7808a2e
commit 27b492998a
1 changed files with 48 additions and 45 deletions
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93
lcl/interfaces/win32/win32callback.inc
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@ -419,6 +419,7 @@ type
procedure DoMsgNCLButtonDown;
function DoMsgNotify(var WinResult: LResult): Boolean;
procedure DoMsgShowWindow;
procedure DoMsgSize;
procedure DoMsgSysKey(aMsg: Cardinal);
function GetPopMenuItemObject: TObject;
function GetMenuItemObject(ByPosition: Boolean): TObject;
@ -1905,6 +1906,52 @@ begin
Result := False;
end;
procedure TWindowProcHelper.DoMsgSize;
begin
with TLMSize(LMessage) do
begin
Msg := LM_SIZE;
SizeType := WParam or Size_SourceIsInterface;
// this is needed since we don't minimize the main form window
// we only hide and show it back on mimize and restore in case MainFormOnTaskbar = False
if (Window = Win32WidgetSet.AppHandle) and
Assigned(Application.MainForm) and Application.MainForm.HandleAllocated then
begin
lWinControl := Application.MainForm;
Window := Application.MainFormHandle;
// lie LCL about the window state
if IsIconic(Win32WidgetSet.AppHandle) then
SizeType := SIZE_MINIMIZED or Size_SourceIsInterface
else
if IsZoomed(Window) then
SizeType := SIZE_MAXIMIZED or Size_SourceIsInterface
else
SizeType := SIZE_RESTORED or Size_SourceIsInterface;
end;
GetWindowSize(Window, NewWidth, NewHeight);
Width := NewWidth;
Height := NewHeight;
if Assigned(lWinControl) then
begin
{$IFDEF VerboseSizeMsg}
GetClientRect(Window,R);
DebugLn('Win32Callback: WM_SIZE '+ dbgsName(lWinControl)+
' NewSize=', dbgs(Width)+','+dbgs(Height)+
' HasVScroll='+dbgs((GetWindowLong(Window, GWL_STYLE) and WS_VSCROLL) <> 0)+
' HasHScroll='+dbgs((GetWindowLong(Window, GWL_STYLE) and WS_HSCROLL) <> 0)+
' OldClientSize='+dbgs(lWinControl.CachedClientWidth)+','+dbgs(lWinControl.CachedClientHeight)+
' NewClientSize='+dbgs(R.Right)+','+dbgs(R.Bottom));
{$ENDIF}
lWinControl.InvalidateClientRectCache(false);
end;
OverlayWindow := GetWin32WindowInfo(Window)^.Overlay;
if OverlayWindow <> 0 then
Windows.SetWindowPos(OverlayWindow, HWND_TOP, 0, 0, NewWidth, NewHeight, SWP_NOMOVE);
end;
end;
// This is called from the actual WindowProc.
function TWindowProcHelper.DoWindowProc: LResult;
@ -2379,51 +2426,7 @@ begin
case Msg of
WM_ACTIVATEAPP: DoMsgActivateApp;
WM_MOVE: if DoMsgMove then Exit;
WM_SIZE:
begin
with TLMSize(LMessage) do
begin
Msg := LM_SIZE;
SizeType := WParam or Size_SourceIsInterface;
// this is needed since we don't minimize the main form window
// we only hide and show it back on mimize and restore in case MainFormOnTaskbar = False
if (Window = Win32WidgetSet.AppHandle) and
Assigned(Application.MainForm) and Application.MainForm.HandleAllocated then
begin
lWinControl := Application.MainForm;
Window := Application.MainFormHandle;
// lie LCL about the window state
if IsIconic(Win32WidgetSet.AppHandle) then
SizeType := SIZE_MINIMIZED or Size_SourceIsInterface
else
if IsZoomed(Window) then
SizeType := SIZE_MAXIMIZED or Size_SourceIsInterface
else
SizeType := SIZE_RESTORED or Size_SourceIsInterface;
end;
GetWindowSize(Window, NewWidth, NewHeight);
Width := NewWidth;
Height := NewHeight;
if Assigned(lWinControl) then
begin
{$IFDEF VerboseSizeMsg}
GetClientRect(Window,R);
DebugLn('Win32Callback: WM_SIZE '+ dbgsName(lWinControl)+
' NewSize=', dbgs(Width)+','+dbgs(Height)+
' HasVScroll='+dbgs((GetWindowLong(Window, GWL_STYLE) and WS_VSCROLL) <> 0)+
' HasHScroll='+dbgs((GetWindowLong(Window, GWL_STYLE) and WS_HSCROLL) <> 0)+
' OldClientSize='+dbgs(lWinControl.CachedClientWidth)+','+dbgs(lWinControl.CachedClientHeight)+
' NewClientSize='+dbgs(R.Right)+','+dbgs(R.Bottom));
{$ENDIF}
lWinControl.InvalidateClientRectCache(false);
end;
OverlayWindow := GetWin32WindowInfo(Window)^.Overlay;
if OverlayWindow <> 0 then
Windows.SetWindowPos(OverlayWindow, HWND_TOP, 0, 0, NewWidth, NewHeight, SWP_NOMOVE);
end;
end;
WM_SIZE: DoMsgSize;
BM_SETCHECK:
begin
//LParam holds BST_CHECKED, BST_UNCHECKED or SKIP_LMCHANGE;