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lcl: forms: add TPosition.poWorkAreaCenter

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git-svn-id: trunk@51112 -
This commit is contained in:
ondrej 2016-01-02 09:33:40 +00:00
parent 5da5366275
commit f42e7fcc66
3 changed files with 14 additions and 13 deletions
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10
docs/xml/lcl/forms.xml
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@ -162,15 +162,7 @@
<!-- enumeration type Visibility: default --> <!-- enumeration type Visibility: default -->
<element name="TPosition"> <element name="TPosition">
<short>Represents the Position and Size of a Form on Screen.</short> <short>Represents the Position and Size of a Form on Screen.</short>
<descr> <descr><p>poDesigned - The Form appears exactly as it is positioned and sized in the Form Designer</p><p>poDefault - The window manager decides how the form is to appear, in a default position and size</p><p>poDefaultPosOnly - keeps the Designed size, but position determined by windowmanager</p><p>poDefaultSizeOnly - keeps the Designed position, but size determined by windowmanager</p><p>poScreenCenter - Centers the form on screen</p><p>poDeskTopCenter - Centers the form on desktop</p><p>poMainFormCenter - Centers the Form on the Main Form</p><p>poOwnerFormCenter - Centers the Form on Owner form</p><p>poWorkAreaCenter - Centers the Form on working area</p>
<p>poDesigned - The Form appears exactly as it is positioned and sized in the Form Designer</p>
<p>poDefault - The window manager decides how the form is to appear, in a default position and size</p>
<p>poDefaultPosOnly - keeps the Designed size, but position determined by windowmanager</p>
<p>poDefaultSizeOnly - keeps the Designed position, but size determined by windowmanager</p>
<p>poScreenCenter - Centers the form on screen</p>
<p>poDeskTopCenter - Centers the form on desktop</p>
<p>poMainFormCenter - Centers the Form on the Main Form</p>
<p>poOwnerFormCenter - Centers the Form on Owner form</p>
</descr> </descr>
<seealso/> <seealso/>
</element> </element>

3
lcl/forms.pp
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@ -57,7 +57,8 @@ type
poScreenCenter, // center form on screen (depends on DefaultMonitor) poScreenCenter, // center form on screen (depends on DefaultMonitor)
poDesktopCenter, // center form on desktop (total of all screens) poDesktopCenter, // center form on desktop (total of all screens)
poMainFormCenter, // center form on main form (depends on DefaultMonitor) poMainFormCenter, // center form on main form (depends on DefaultMonitor)
poOwnerFormCenter // center form on owner form (depends on DefaultMonitor) poOwnerFormCenter, // center form on owner form (depends on DefaultMonitor)
poWorkAreaCenter // center form on working area (depends on DefaultMonitor)
); );
TWindowState = (wsNormal, wsMinimized, wsMaximized, wsFullScreen); TWindowState = (wsNormal, wsMinimized, wsMaximized, wsFullScreen);

14
lcl/include/customform.inc
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@ -1272,9 +1272,12 @@ var
if Y < ABounds.Top then if Y < ABounds.Top then
Y := ABounds.Top; Y := ABounds.Top;
end end
else else // poWorkAreaCenter, poScreenCenter
begin begin
ABounds := Target.BoundsRect; if Position = poWorkAreaCenter then
ABounds := Target.WorkareaRect
else
ABounds := Target.BoundsRect;
X := (ABounds.Left + ABounds.Right - RealWidth) div 2; X := (ABounds.Left + ABounds.Right - RealWidth) div 2;
Y := (ABounds.Top + ABounds.Bottom - RealHeight) div 2; Y := (ABounds.Top + ABounds.Bottom - RealHeight) div 2;
end; end;
@ -1317,6 +1320,11 @@ begin
X := (Screen.Width - RealWidth) div 2; X := (Screen.Width - RealWidth) div 2;
Y := (Screen.Height - RealHeight) div 2; Y := (Screen.Height - RealHeight) div 2;
end; end;
poWorkAreaCenter:
begin
X := Screen.WorkAreaLeft + (Screen.WorkAreaWidth - RealWidth) div 2;
Y := Screen.WorkAreaTop + (Screen.WorkAreaHeight - RealHeight) div 2;
end;
poMainFormCenter, poMainFormCenter,
poOwnerFormCenter: poOwnerFormCenter:
begin begin
@ -1341,7 +1349,7 @@ begin
// get current widgetset position // get current widgetset position
if (p in [poDefault, poDefaultPosOnly]) and HandleAllocated then if (p in [poDefault, poDefaultPosOnly]) and HandleAllocated then
GetWindowRelativePosition(Handle,X,Y); GetWindowRelativePosition(Handle,X,Y);
if (Position in [poScreenCenter, poMainFormCenter, poOwnerFormCenter]) then if (Position in [poScreenCenter, poMainFormCenter, poOwnerFormCenter, poWorkAreaCenter]) then
MoveToDefaultMonitor(X, Y); MoveToDefaultMonitor(X, Y);
SetBounds(X, Y, Width, Height); SetBounds(X, Y, Width, Height);
end; end;