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

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git-svn-id: trunk@47461 -
This commit is contained in:
juha 2015-01-21 00:14:44 +00:00
parent 5acbc303cb
commit e63274a519
1 changed files with 38 additions and 40 deletions
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78
lcl/interfaces/win32/win32callback.inc
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@ -409,6 +409,7 @@ type
procedure DoMsgLButtonCommon;
procedure DoMsgLButtonDoubleClick;
procedure DoMsgLButtonDown;
procedure DoMsgMeasureItem;
procedure DoMsgMouseMove;
procedure DoMsgMouseUpDownClick(aMsg: Cardinal);
procedure DoMsgContextMenu;
@ -1797,6 +1798,41 @@ begin
WinProcess := false;
end;
procedure TWindowProcHelper.DoMsgMeasureItem;
begin
case PMeasureItemStruct(LParam)^.CtlType of
ODT_MENU:
begin
menuItem := TObject(PMeasureItemStruct(LParam)^.itemData);
if menuItem is TMenuItem then
begin
menuHDC := GetDC(Window);
TmpSize := MenuItemSize(TMenuItem(menuItem), menuHDC);
PMeasureItemStruct(LParam)^.itemWidth := TmpSize.cx;
PMeasureItemStruct(LParam)^.itemHeight := TmpSize.cy;
ReleaseDC(Window, menuHDC);
Winprocess := False;
end
{$ifdef MSG_DEBUG}
else
DebugLn('WM_MEASUREITEM for a menuitem catched but menuitem is not TmenuItem');
{$endif}
end;
else
if WParam <> 0 then
begin
lWinControl := TWinControl(WParam);
if Assigned(lWinControl) then
begin
LMessage.Msg := LM_MEASUREITEM;
LMessage.LParam := LParam;
LMessage.WParam := WParam;
Winprocess := False;
end;
end;
end;
end;
// This is called from the actual WindowProc.
function TWindowProcHelper.DoWindowProc: LResult;
@ -2214,44 +2250,9 @@ begin
if (PWindowPos(LParam)^.flags and SWP_NOSIZE) = 0 then
Windows.InvalidateRect(Window, nil, True);
end;
WM_MEASUREITEM:
begin
case PMeasureItemStruct(LParam)^.CtlType of
ODT_MENU:
begin
menuItem := TObject(PMeasureItemStruct(LParam)^.itemData);
if menuItem is TMenuItem then
begin
menuHDC := GetDC(Window);
TmpSize := MenuItemSize(TMenuItem(menuItem), menuHDC);
PMeasureItemStruct(LParam)^.itemWidth := TmpSize.cx;
PMeasureItemStruct(LParam)^.itemHeight := TmpSize.cy;
ReleaseDC(Window, menuHDC);
Winprocess := False;
end
{$ifdef MSG_DEBUG}
else
DebugLn('WM_MEASUREITEM for a menuitem catched but menuitem is not TmenuItem');
{$endif}
end;
else
if WParam <> 0 then
begin
lWinControl := TWinControl(WParam);
if Assigned(lWinControl) then
begin
LMessage.Msg := LM_MEASUREITEM;
LMessage.LParam := LParam;
LMessage.WParam := WParam;
Winprocess := False;
end;
end;
end;
end;
WM_SETTINGCHANGE:
Application.IntfSettingsChange;
WM_MEASUREITEM: DoMsgMeasureItem;
WM_SETTINGCHANGE: Application.IntfSettingsChange;
WM_THEMECHANGED:
begin
// winxp theme changed, recheck whether themes are enabled
if Window = Win32WidgetSet.AppHandle then
begin
@ -2259,12 +2260,9 @@ begin
Graphics.UpdateHandleObjects;
ThemeServices.IntfDoOnThemeChange;
end;
end;
WM_UPDATEUISTATE:
begin
if ThemeServices.ThemesEnabled then
InvalidateRect(Window, nil, True);
end;
{ >= WM_USER }