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alder_lake_bios/Insyde/InsydeSetupPkg/Drivers/H2ODisplayEngineLocalMetroDxe/UiLib/UiScrollBar.c

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/** @file
UI Common Controls
;******************************************************************************
;* Copyright (c) 2012 - 2020, Insyde Software Corp. All Rights Reserved.
;*
;* You may not reproduce, distribute, publish, display, perform, modify, adapt,
;* transmit, broadcast, present, recite, release, license or otherwise exploit
;* any part of this publication in any form, by any means, without the prior
;* written permission of Insyde Software Corporation.
;*
;******************************************************************************
*/
#include "H2ODisplayEngineLocalMetro.h"
#include <Library/UefiLib.h>
#include "UiControls.h"
STATIC UI_SCROLLBAR_CLASS *mScrollBarClass = NULL;
#define CURRENT_CLASS mScrollBarClass
#define SCROLLBAR_TIMER_ID 1
#if FixedPcdGet32(PcdH2OLmdeMultiLayout) == 0
CHAR16 *mScrollbarChilds = L""
L"<Texture float='true' name='bkg' width='match_parent' height='match_parent' background-color='0x50101010' background-image-style='stretch'/>"
L"<HorizontalLayout float='true' height='match_parent' background-color='0x0'>"
L"<HorizontalLayout/>"
L"<Texture name='track' width='1' background-color='0x0' background-image-style='stretch'/>"
L"<HorizontalLayout/>"
L"</HorizontalLayout>"
L"<HorizontalLayout float='true' height='match_parent' name='thumbparent'>"
L"<HorizontalLayout/>"
L"<Texture name='thumb' width='19' background-color='0xA0F0F0F0' background-image-style='stretch' visibility='false'/>"
L"<HorizontalLayout/>"
L"</HorizontalLayout>"
L"";
#endif
VOID
EFIAPI
UiScrollBarSetPosition (
UI_CONTROL *Control,
CONST RECT *Pos
)
{
UI_SCROLLBAR *This;
INT32 Cy;
INT32 ThumbY;
UI_CONTROL *Thumb;
RECT Rc;
INT32 MinThumbY;
UI_CONTROL *ThumbParent;
CHAR16 Str[20];
This = (UI_SCROLLBAR *) Control;
CopyRect (&Rc, Pos);
OffsetRect (&Rc, -Rc.left, -Rc.top);
Cy = Rc.bottom - Rc.top;
//ThumbY = Cy * (Rc.bottom - Rc.top) / (This->Range + Rc.bottom - Rc.top);
MinThumbY = 26;
This->LineSize = This->Range / (Cy - MinThumbY) + 1;
if ((Cy - MinThumbY) <= (This->Range / This->LineSize)) {
ThumbY = MinThumbY;
This->LineSize = This->Range / (Cy - ThumbY) + 1;
} else {
ThumbY = Cy - (This->Range / This->LineSize);
}
if (This->Range == 0) {
This->Thumb.left = Rc.left;
This->Thumb.right = Rc.right;
This->Thumb.top = 0;
This->Thumb.bottom = Cy;
} else {
This->Thumb.left = Rc.left;
This->Thumb.right = Rc.right;
This->Thumb.top = This->ScrollPos * (Cy - ThumbY) / (This->Range / This->LineSize);
This->Thumb.bottom = This->Thumb.top + ThumbY;
}
Thumb = UiFindChildByName (This, L"thumb");
if (Thumb != NULL) {
ThumbParent = UiFindChildByName (This, L"thumbparent");
UnicodeSPrint (Str, sizeof (Str), L"%dpx", This->Thumb.top);
UiSetAttribute (ThumbParent, L"padding-top", Str);
UnicodeSPrint (Str, sizeof (Str), L"%dpx", Rc.bottom - This->Thumb.bottom);
UiSetAttribute (ThumbParent, L"padding-bottom", Str);
if (This->Thumb.top == 0 && This->Thumb.bottom == Rc.bottom) {
UiSetAttribute (Thumb, L"visibility", L"false");
} else {
UiSetAttribute (Thumb, L"visibility", L"true");
}
}
SetWindowPos (Control->Wnd, HWND_TOP, Pos->left, Pos->top, Pos->right - Pos->left, Pos->bottom - Pos->top, 0);
PARENT_CONTROL_CLASS(CURRENT_CLASS)->SetPosition (Control,Pos);
}
VOID
EFIAPI
UiScrollBarSetScrollPos (
UI_SCROLLBAR *This,
INT32 Pos
)
{
RECT Rc;
INT32 ScrollPos;
if (This->ScrollPos == Pos) {
return ;
}
if (Pos < 0) {
if (This->ScrollPos == 0) {
return ;
}
Pos = 0;
}
GetClientRect (This->Control.Wnd, &Rc);
if ((Pos + (This->Thumb.bottom - This->Thumb.top)) > Rc.bottom) {
ScrollPos = Rc.bottom - (This->Thumb.bottom - This->Thumb.top);
if (ScrollPos == This->ScrollPos) {
return ;
}
This->ScrollPos = ScrollPos;
if (This->Owner != NULL) {
This->Owner->ScrollPos.y = This->Range;
}
} else {
This->ScrollPos = Pos;
if (This->Owner != NULL) {
This->Owner->ScrollPos.y = This->ScrollPos * This->LineSize;
}
}
if (This->Owner != NULL) {
UiNeedUpdatePos (This->Owner);
This->Owner->Class->Invalidate (This->Owner);
}
}
VOID
UiScrollBarCreate (
UI_SCROLLBAR *This
)
{
This->Owner = NULL;
This->Horizontal = FALSE;
This->Range = 19;
This->LineSize = 1;
This->ScrollPos = 0;
This->LastScrollPos = 0;
This->LastScrollOffset = 0;
This->ScrollRepeatDelay = 0;
This->LastMouse.x = 0;
This->LastMouse.y = 0;
This->ShowThumb = TRUE;
}
VOID
UiScrollBarSetHorizontal (
UI_SCROLLBAR *This,
BOOLEAN IsHor
)
{
UI_CONTROL *Control;
Control = (UI_CONTROL *) This;
This->Horizontal = IsHor;
if (IsHor) {
This->Horizontal = IsHor;
if (!IS_CONTROL_HEIGHT_DEFINED (Control)) {
UiSetAttribute (Control, L"width" , L"0");
UiSetAttribute (Control, L"height", L"20");
}
} else {
if (!IS_CONTROL_WIDTH_DEFINED (Control)) {
UiSetAttribute (Control, L"width" , L"25");
UiSetAttribute (Control, L"height", L"0");
}
}
}
BOOLEAN
EFIAPI
UiScrollBarSetAttribute (
UI_CONTROL *Control,
CHAR16 *Name,
CHAR16 *Value
)
{
UI_SCROLLBAR *This;
UI_CONTROL *Child;
This = (UI_SCROLLBAR *) Control;
if (StrCmp (Name, L"thumb") == 0) {
Child = UiFindChildByName (This, L"thumb");
UiApplyAttributeList (Child, Value);
} else if (StrCmp (Name, L"track") == 0) {
Child = UiFindChildByName (This, L"track");
UiApplyAttributeList (Child, Value);
} else if (StrCmp (Name, L"hor") == 0) {
UiScrollBarSetHorizontal (This, (StrCmp (Value, L"true") == 0));
} else if (StrCmp (Name, L"displayscrollbar") == 0) {
if (StrCmp (Value, L"true") == 0) {
UiScrollBarSetHorizontal (This, This->Horizontal);
} else {
UiSetAttribute (Control, L"width" , L"0");
UiSetAttribute (Control, L"height", L"0");
}
} else {
return PARENT_CLASS_SET_ATTRIBUTE (CURRENT_CLASS, Control, Name, Value);
}
CONTROL_CLASS_INVALIDATE (This);
return TRUE;
}
LRESULT
EFIAPI
UiScrollBarProc (
HWND Wnd,
UINT32 Msg,
WPARAM WParam,
LPARAM LParam
)
{
UI_SCROLLBAR *This;
UI_CONTROL *Control;
POINT Point;
RECT Rc;
Control = (UI_CONTROL *) GetWindowLongPtr (Wnd, 0);
if (Control == NULL && Msg != WM_CREATE && Msg != WM_NCCALCSIZE) {
ASSERT (FALSE);
return 0;
}
This = (UI_SCROLLBAR *) Control;
switch (Msg) {
case WM_CREATE:
This = (UI_SCROLLBAR *) AllocateZeroPool (sizeof (UI_SCROLLBAR));
if (This != NULL) {
CONTROL_CLASS (This) = (UI_CONTROL_CLASS *) GetClassLongPtr (Wnd, 0);
SetWindowLongPtr (Wnd, 0, (INTN)This);
SendMessage (Wnd, UI_NOTIFY_CREATE, WParam, LParam);
}
break;
case UI_NOTIFY_CREATE:
PARENT_CLASS_WNDPROC (CURRENT_CLASS, Wnd, Msg, WParam, LParam);
UiScrollBarCreate (This);
XmlCreateControl (mScrollbarChilds, Control);
break;
case UI_NOTIFY_PAINT:
if (WParam == PAINT_ALL) {
return PARENT_CLASS_WNDPROC(CURRENT_CLASS, Wnd, Msg, WParam, LParam);
}
break;
case WM_LBUTTONDOWN:
POINTSTOPOINT(Point, LParam);
if (This->Range == 0) {
break;
}
if (PtInRect (&This->Thumb, Point)) {
This->ThumbState |= (UINTN) UISTATE_CAPTURED | UISTATE_PRESSED;
ClientToScreen (Wnd, &Point);
This->LastMouse = Point;
This->LastScrollPos = This->ScrollPos;
} else {
if (Point.y < This->Thumb.top) {
UiScrollBarSetScrollPos (This, This->ScrollPos - This->LineSize);
} else if (Point.y > This->Thumb.bottom) {
UiScrollBarSetScrollPos (This, This->ScrollPos + This->LineSize);
}
}
if (GetCapture () != Wnd) {
SetCapture (Wnd);
This->ScrollRepeatDelay = 0;
SetTimer (Wnd, SCROLLBAR_TIMER_ID, 50, NULL);
Control->Class->Invalidate (Control);
}
break;
case WM_LBUTTONUP:
case WM_NCLBUTTONUP:
if (GetCapture () == Wnd) {
ReleaseCapture();
KillTimer (Wnd, SCROLLBAR_TIMER_ID);
if ((This->ThumbState & UISTATE_CAPTURED) != 0) {
This->ThumbState &= ~((UINTN) UISTATE_CAPTURED | UISTATE_PRESSED );
Control->Class->Invalidate (Control);
}
}
break;
case WM_TIMER:
++This->ScrollRepeatDelay;
if ((This->ThumbState & UISTATE_CAPTURED) == 0) {
if (This->ScrollRepeatDelay < 5) {
break;
}
GetCursorPos (&Point);
ScreenToClient (Wnd, &Point);
if (Point.y < This->Thumb.top) {
UiScrollBarSetScrollPos (This, This->ScrollPos - This->LineSize);
} else if (Point.y > This->Thumb.bottom) {
UiScrollBarSetScrollPos (This, This->ScrollPos + This->LineSize);
}
}
break;
case WM_MOUSEMOVE:
case WM_NCMOUSEMOVE:
POINTSTOPOINT(Point, LParam);
GetClientRect (Wnd, &Rc);
if (Msg == WM_MOUSEMOVE) {
ClientToScreen (Wnd, &Point);
}
if ((This->ThumbState & UISTATE_CAPTURED) != 0 && This->Range != 0) {
if (This->Horizontal) {
This->LastScrollOffset = (Point.x - This->LastMouse.x) * This->Range / (Rc.right - Rc.left - This->Thumb.right + This->Thumb.left - 2 * Control->Height.Value);
} else {
This->LastScrollOffset = (Point.y - This->LastMouse.y) * (This->Range / This->LineSize) / (Rc.bottom - Rc.top - This->Thumb.bottom + This->Thumb.top);
}
UiScrollBarSetScrollPos (This, This->LastScrollPos + This->LastScrollOffset);
}
break;
case WM_MOUSEENTER:
POINTSTOPOINT(Point, LParam);
ScreenToClient (Wnd, &Point);
// This->Button1State |= UISTATE_HOVER;
// This->Button2State |= UISTATE_HOVER;
// if(PtInRect(&This->Thumb, Point) ) {
This->ThumbState |= (UINTN) UISTATE_HOVER;
// }
Control->Class->Invalidate (Control);
break;
case WM_MOUSELEAVE:
// This->Button1State &= ~UISTATE_HOVER;
// This->Button2State &= ~UISTATE_HOVER;
KillTimer (Wnd, SCROLLBAR_TIMER_ID);
if ((This->ThumbState & UISTATE_CAPTURED) != 0) {
This->ThumbState &= ~((UINTN) UISTATE_CAPTURED | UISTATE_PRESSED );
}
This->ThumbState &= ~(UINTN) UISTATE_HOVER;
Control->Class->Invalidate (Control);
break;
case WM_DESTROY:
KillTimer (Wnd, SCROLLBAR_TIMER_ID);
return PARENT_CLASS_WNDPROC(CURRENT_CLASS, Wnd, Msg, WParam, LParam);
case WM_NCHITTEST:
return HTCLIENT;
default:
return PARENT_CLASS_WNDPROC(CURRENT_CLASS, Wnd, Msg, WParam, LParam);
}
return 0;
}
UI_SCROLLBAR_CLASS *
EFIAPI
GetScrollBarClass (
VOID
)
{
if (CURRENT_CLASS != NULL) {
return CURRENT_CLASS;
}
InitUiClass ((UI_CONTROL_CLASS **)&CURRENT_CLASS, sizeof (*CURRENT_CLASS), L"ScrollBar", (UI_CONTROL_CLASS *)GetControlClass());
if (CURRENT_CLASS == NULL) {
return NULL;
}
((UI_CONTROL_CLASS *)CURRENT_CLASS)->WndProc = UiScrollBarProc;
((UI_CONTROL_CLASS *)CURRENT_CLASS)->SetAttribute = UiScrollBarSetAttribute;
((UI_CONTROL_CLASS *)CURRENT_CLASS)->SetPosition = UiScrollBarSetPosition;
CURRENT_CLASS->SetScrollPos = UiScrollBarSetScrollPos;
return CURRENT_CLASS;
}
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