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Jiajin Cui
wine
Commits
a20c920b
Commit
a20c920b
authored
9 years ago
by
Mark Harmstone
Committed by
Alexandre Julliard
9 years ago
Browse files
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Plain Diff
comctl32: Draw hot parts of themed scrollbars.
parent
d9708ecb
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1 changed file
dlls/comctl32/theme_scrollbar.c
+195
-0
195 additions, 0 deletions
dlls/comctl32/theme_scrollbar.c
with
195 additions
and
0 deletions
dlls/comctl32/theme_scrollbar.c
+
195
−
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View file @
a20c920b
...
...
@@ -48,6 +48,9 @@ enum SCROLL_HITTEST
SCROLL_BOTTOM_ARROW
/* Bottom or right arrow */
};
static
HWND
tracking_win
=
0
;
static
enum
SCROLL_HITTEST
tracking_hot_part
=
SCROLL_NOWHERE
;
WINE_DEFAULT_DEBUG_CHANNEL
(
theme_scroll
);
static
void
calc_thumb_dimensions
(
unsigned
int
size
,
SCROLLINFO
*
si
,
unsigned
int
*
thumbpos
,
unsigned
int
*
thumbsize
)
...
...
@@ -149,6 +152,164 @@ static enum SCROLL_HITTEST hit_test(HWND hwnd, HTHEME theme, POINT pt)
return
SCROLL_BOTTOM_RECT
;
}
static
void
redraw_part
(
HWND
hwnd
,
HTHEME
theme
,
enum
SCROLL_HITTEST
part
)
{
DWORD
style
=
GetWindowLongW
(
hwnd
,
GWL_STYLE
);
BOOL
vertical
=
style
&
SBS_VERT
;
SIZE
sz
;
RECT
r
,
partrect
;
unsigned
int
size
,
upsize
,
downsize
;
if
(
part
==
SCROLL_NOWHERE
)
{
/* redraw everything */
InvalidateRect
(
hwnd
,
NULL
,
TRUE
);
return
;
}
GetWindowRect
(
hwnd
,
&
r
);
OffsetRect
(
&
r
,
-
r
.
left
,
-
r
.
top
);
if
(
vertical
)
{
size
=
r
.
bottom
;
if
(
FAILED
(
GetThemePartSize
(
theme
,
NULL
,
SBP_ARROWBTN
,
ABS_UPNORMAL
,
NULL
,
TS_DRAW
,
&
sz
)))
{
WARN
(
"Could not get up arrow size.
\n
"
);
upsize
=
0
;
}
else
upsize
=
sz
.
cy
;
if
(
FAILED
(
GetThemePartSize
(
theme
,
NULL
,
SBP_ARROWBTN
,
ABS_DOWNNORMAL
,
NULL
,
TS_DRAW
,
&
sz
)))
{
WARN
(
"Could not get down arrow size.
\n
"
);
downsize
=
0
;
}
else
downsize
=
sz
.
cy
;
}
else
{
size
=
r
.
right
;
if
(
FAILED
(
GetThemePartSize
(
theme
,
NULL
,
SBP_ARROWBTN
,
ABS_LEFTNORMAL
,
NULL
,
TS_DRAW
,
&
sz
)))
{
WARN
(
"Could not get left arrow size.
\n
"
);
upsize
=
0
;
}
else
upsize
=
sz
.
cx
;
if
(
FAILED
(
GetThemePartSize
(
theme
,
NULL
,
SBP_ARROWBTN
,
ABS_RIGHTNORMAL
,
NULL
,
TS_DRAW
,
&
sz
)))
{
WARN
(
"Could not get right arrow size.
\n
"
);
downsize
=
0
;
}
else
downsize
=
sz
.
cx
;
}
if
(
size
<
SCROLL_MIN_RECT
+
upsize
+
downsize
)
upsize
=
downsize
=
(
size
-
SCROLL_MIN_RECT
)
/
2
;
partrect
=
r
;
if
(
part
==
SCROLL_TOP_ARROW
)
{
if
(
vertical
)
partrect
.
bottom
=
partrect
.
top
+
upsize
;
else
partrect
.
right
=
partrect
.
left
+
upsize
;
}
else
if
(
part
==
SCROLL_BOTTOM_ARROW
)
{
if
(
vertical
)
partrect
.
top
=
partrect
.
bottom
-
downsize
;
else
partrect
.
left
=
partrect
.
right
-
downsize
;
}
else
{
unsigned
int
thumbpos
,
thumbsize
;
SCROLLINFO
si
;
si
.
cbSize
=
sizeof
(
si
);
si
.
fMask
=
SIF_ALL
;
if
(
!
GetScrollInfo
(
hwnd
,
SB_CTL
,
&
si
))
{
WARN
(
"GetScrollInfo failed.
\n
"
);
return
;
}
calc_thumb_dimensions
(
size
-
upsize
-
downsize
,
&
si
,
&
thumbpos
,
&
thumbsize
);
if
(
part
==
SCROLL_TOP_RECT
)
{
if
(
vertical
)
{
partrect
.
top
=
r
.
top
+
upsize
;
partrect
.
bottom
=
partrect
.
top
+
thumbpos
;
}
else
{
partrect
.
left
=
r
.
left
+
upsize
;
partrect
.
right
=
partrect
.
left
+
thumbpos
;
}
}
else
if
(
part
==
SCROLL_THUMB
)
{
if
(
vertical
)
{
partrect
.
top
=
r
.
top
+
upsize
+
thumbpos
;
partrect
.
bottom
=
partrect
.
top
+
thumbsize
;
}
else
{
partrect
.
left
=
r
.
left
+
upsize
+
thumbpos
;
partrect
.
right
=
partrect
.
left
+
thumbsize
;
}
}
else
if
(
part
==
SCROLL_BOTTOM_RECT
)
{
if
(
vertical
)
{
partrect
.
top
=
r
.
top
+
upsize
+
thumbpos
+
thumbsize
;
partrect
.
bottom
=
r
.
bottom
-
downsize
;
}
else
{
partrect
.
left
=
r
.
left
+
upsize
+
thumbpos
+
thumbsize
;
partrect
.
right
=
r
.
right
-
downsize
;
}
}
}
InvalidateRect
(
hwnd
,
&
partrect
,
TRUE
);
}
static
void
scroll_event
(
HWND
hwnd
,
HTHEME
theme
,
UINT
msg
,
POINT
pt
)
{
enum
SCROLL_HITTEST
hittest
;
TRACKMOUSEEVENT
tme
;
if
(
GetWindowLongW
(
hwnd
,
GWL_STYLE
)
&
(
SBS_SIZEGRIP
|
SBS_SIZEBOX
))
return
;
hittest
=
hit_test
(
hwnd
,
theme
,
pt
);
switch
(
msg
)
{
case
WM_MOUSEMOVE
:
hittest
=
hit_test
(
hwnd
,
theme
,
pt
);
tracking_win
=
hwnd
;
break
;
case
WM_MOUSELEAVE
:
if
(
tracking_win
==
hwnd
)
{
hittest
=
SCROLL_NOWHERE
;
}
break
;
}
tme
.
cbSize
=
sizeof
(
tme
);
tme
.
dwFlags
=
TME_QUERY
;
TrackMouseEvent
(
&
tme
);
if
(
!
(
tme
.
dwFlags
&
TME_LEAVE
)
||
tme
.
hwndTrack
!=
hwnd
)
{
tme
.
dwFlags
=
TME_LEAVE
;
tme
.
hwndTrack
=
hwnd
;
TrackMouseEvent
(
&
tme
);
}
if
(
tracking_win
!=
hwnd
&&
msg
==
WM_MOUSELEAVE
)
{
redraw_part
(
hwnd
,
theme
,
SCROLL_NOWHERE
);
return
;
}
if
(
tracking_win
==
hwnd
&&
hittest
!=
tracking_hot_part
)
{
enum
SCROLL_HITTEST
oldhotpart
=
tracking_hot_part
;
tracking_hot_part
=
hittest
;
if
(
hittest
!=
SCROLL_NOWHERE
)
redraw_part
(
hwnd
,
theme
,
hittest
);
else
tracking_win
=
0
;
if
(
oldhotpart
!=
SCROLL_NOWHERE
)
redraw_part
(
hwnd
,
theme
,
oldhotpart
);
}
}
static
void
paint_scrollbar
(
HWND
hwnd
,
HTHEME
theme
)
{
HDC
dc
;
...
...
@@ -197,6 +358,15 @@ static void paint_scrollbar(HWND hwnd, HTHEME theme)
uppertrackstate
=
SCRBS_NORMAL
;
lowertrackstate
=
SCRBS_NORMAL
;
thumbstate
=
SCRBS_NORMAL
;
if
(
tracking_win
==
hwnd
)
{
if
(
tracking_hot_part
==
SCROLL_TOP_RECT
)
uppertrackstate
=
SCRBS_HOT
;
else
if
(
tracking_hot_part
==
SCROLL_BOTTOM_RECT
)
lowertrackstate
=
SCRBS_HOT
;
else
if
(
tracking_hot_part
==
SCROLL_THUMB
)
thumbstate
=
SCRBS_HOT
;
}
}
if
(
vertical
)
{
...
...
@@ -209,6 +379,13 @@ static void paint_scrollbar(HWND hwnd, HTHEME theme)
}
else
{
uparrowstate
=
ABS_UPNORMAL
;
downarrowstate
=
ABS_DOWNNORMAL
;
if
(
tracking_win
==
hwnd
)
{
if
(
tracking_hot_part
==
SCROLL_TOP_ARROW
)
uparrowstate
=
ABS_UPHOT
;
else
if
(
tracking_hot_part
==
SCROLL_BOTTOM_ARROW
)
downarrowstate
=
ABS_DOWNHOT
;
}
}
if
(
FAILED
(
GetThemePartSize
(
theme
,
dc
,
SBP_ARROWBTN
,
uparrowstate
,
NULL
,
TS_DRAW
,
&
upsize
)))
{
...
...
@@ -277,6 +454,13 @@ static void paint_scrollbar(HWND hwnd, HTHEME theme)
}
else
{
leftarrowstate
=
ABS_LEFTNORMAL
;
rightarrowstate
=
ABS_RIGHTNORMAL
;
if
(
tracking_win
==
hwnd
)
{
if
(
tracking_hot_part
==
SCROLL_TOP_ARROW
)
leftarrowstate
=
ABS_LEFTHOT
;
else
if
(
tracking_hot_part
==
SCROLL_BOTTOM_ARROW
)
rightarrowstate
=
ABS_RIGHTHOT
;
}
}
if
(
FAILED
(
GetThemePartSize
(
theme
,
dc
,
SBP_ARROWBTN
,
leftarrowstate
,
NULL
,
TS_DRAW
,
&
leftsize
)))
{
...
...
@@ -348,6 +532,7 @@ LRESULT CALLBACK THEMING_ScrollbarSubclassProc (HWND hwnd, UINT msg,
const
WCHAR
*
themeClass
=
WC_SCROLLBARW
;
HTHEME
theme
;
LRESULT
result
;
POINT
pt
;
TRACE
(
"(%p, 0x%x, %lu, %lu, %lu)
\n
"
,
hwnd
,
msg
,
wParam
,
lParam
,
dwRefData
);
...
...
@@ -382,6 +567,16 @@ LRESULT CALLBACK THEMING_ScrollbarSubclassProc (HWND hwnd, UINT msg,
paint_scrollbar
(
hwnd
,
theme
);
break
;
case
WM_MOUSEMOVE
:
case
WM_MOUSELEAVE
:
theme
=
GetWindowTheme
(
hwnd
);
if
(
!
theme
)
return
THEMING_CallOriginalClass
(
hwnd
,
msg
,
wParam
,
lParam
);
pt
.
x
=
(
short
)
LOWORD
(
lParam
);
pt
.
y
=
(
short
)
HIWORD
(
lParam
);
scroll_event
(
hwnd
,
theme
,
msg
,
pt
);
break
;
default:
return
THEMING_CallOriginalClass
(
hwnd
,
msg
,
wParam
,
lParam
);
}
...
...
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