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#pragma once
#include "alf.h"
#include "alflist.h"
typedef struct {
ALFListHeader list;
HWND hwnd;
UINT x;
UINT y;
UINT cptWidth;
UINT cptHeight;
UINT cptMarginTop;
UINT cptMarginRight;
UINT cptMarginBottom;
UINT cptMarginLeft;
DWORD flags;
} ALFWidgetPriv;
typedef struct {
int minWidth;
int allocatedWidth;
int allocatedPosition;
int expand : 1;
} ALFLayoutRowOrColumn;
#define ALF_LAYOUT_NEED_RECALC ((DWORD)1)
#define ALF_LAYOUT_NEED_REAPPLY ((DWORD)2)
typedef struct {
ALFListHeader widgets;
ALFLayoutRowOrColumn *columns;
ALFLayoutRowOrColumn *rows;
int nColumns;
int nRows;
int totalMinWidth;
int totalMinHeight;
int expandoColumnCount;
int expandoRowCount;
DWORD layoutValididityFlags;
} ALFLayout;
void
ALF_Layout_Init(ALFLayout *layout);
void
ALF_Layout_Clear(ALFLayout *layout);
void
ALF_Layout_GetMinSize(ALFLayout *layout, HWND window, SIZE *size);
void
ALF_Layout_Apply(ALFLayout *layout, HWND window);
void
ALF_Layout_AddWidget(ALFLayout *layout, HWND window, const ALFWidgetLayoutParams *params);
BOOL
ALF_Layout_RemoveWidget(ALFLayout *layout, HWND window, HWND widget, BOOL destroy);
BOOL
ALF_Layout_SetWidgetParams(ALFLayout *layout, HWND window, const ALFWidgetLayoutParams *params, HWND widget);
BOOL
ALF_Layout_GetWidgetParams(ALFLayout *layout, ALFWidgetLayoutParams *params, HWND widget);
BOOL
ALF_Layout_HandleMessage(ALFLayout *layout, HWND window, UINT msg, WPARAM wparam, LPARAM lparam, LRESULT *ret);
HWND
ALF_Layout_WidgetAtPos(ALFLayout *layout, UINT x, UINT y);
void
ALF_Layout_Invalidate(ALFLayout *layout, HWND window);
BOOL
ALF_Layout_Validate(ALFLayout *layout, HWND window);
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