[htoolkit-cvs] port/src/cbits/Win32 Splitter.c,NONE,1.1

[<kr_...@us...>]

Update of /cvsroot/htoolkit/port/src/cbits/Win32
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv352/cbits/Win32

Added Files:
	Splitter.c 
Log Message:
Add missing files


--- NEW FILE: Splitter.c ---
#include "Splitter.h"
#include "Internals.h"
#include "Handlers_stub.h"

typedef struct 
{
	int nSplitterPos;
	HWND hCtrl1, hCtrl2;
} SplitterData;

#define SPLIT_LINE_SIZE 6

static void CalcPaneRects(HWND hWnd, SplitterData *pData, RECT *rects)
{
	GetClientRect(hWnd, &rects[0]);

	rects[1] = rects[0];
	rects[2] = rects[0];

	if (GetWindowLong(hWnd, GWL_STYLE) & CCS_VERT)
	{
		rects[0].top    = pData->nSplitterPos-(SPLIT_LINE_SIZE-2)/2;
		rects[0].bottom = pData->nSplitterPos+(SPLIT_LINE_SIZE-2)/2;
		rects[1].bottom = pData->nSplitterPos-SPLIT_LINE_SIZE/2;
		rects[2].top    = pData->nSplitterPos+SPLIT_LINE_SIZE/2;
	}
	else
	{		
		rects[0].left  = pData->nSplitterPos-(SPLIT_LINE_SIZE-2)/2;
		rects[0].right = pData->nSplitterPos+(SPLIT_LINE_SIZE-2)/2;
		rects[1].right = pData->nSplitterPos-SPLIT_LINE_SIZE/2;
		rects[2].left  = pData->nSplitterPos+SPLIT_LINE_SIZE/2;
	}
}

static void RelayoutPanes(HWND hWnd, SplitterData *pData)
{
	RECT rects[3];
	CalcPaneRects(hWnd, pData, rects);

	if (pData->hCtrl1)
		MoveWindow(pData->hCtrl1, rects[1].left, rects[1].top, rects[1].right-rects[1].left, rects[1].bottom-rects[1].top, TRUE);

	if (pData->hCtrl2)
		MoveWindow(pData->hCtrl2, rects[2].left, rects[2].top, rects[2].right-rects[2].left, rects[2].bottom-rects[2].top, TRUE);
}

LRESULT CALLBACK HSplitterFunction(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	SplitterData *pData = (SplitterData *) GetWindowLong(hWnd, GWL_USERDATA);

	switch (uMsg)
	{
	case WM_CREATE:
		{
			pData = malloc(sizeof(SplitterData));
			pData->nSplitterPos = 100;
			pData->hCtrl1 = NULL;
			pData->hCtrl2 = NULL;

			SetWindowLong(hWnd, GWL_USERDATA, (LONG) pData);
		}
		break;
	case WM_DESTROY:
		free(pData);
		break;
	case WM_PAINT:
		{
			RECT rects[3];
			PAINTSTRUCT ps;
			HDC hDC = BeginPaint(hWnd, &ps);

			CalcPaneRects(hWnd, pData, rects);

			FillRect(hDC, &rects[0], GetSysColorBrush(COLOR_BTNFACE));

			if (GetWindowLong(hWnd, GWL_STYLE) & CCS_VERT)
			{
				MoveToEx(hDC, rects[0].left, rects[0].top-1, NULL);
				LineTo(hDC, rects[0].right, rects[0].top-1);

				MoveToEx(hDC, rects[0].left, rects[0].bottom+1, NULL);
				LineTo(hDC, rects[0].right, rects[0].bottom+1);
			}
			else
			{
				MoveToEx(hDC, rects[0].left-1, rects[0].top, NULL);
				LineTo(hDC, rects[0].left-1, rects[0].bottom);

				MoveToEx(hDC, rects[0].right+1, rects[0].top, NULL);
				LineTo(hDC, rects[0].right+1, rects[0].bottom);
			}

			if (!pData->hCtrl1)
				FillRect(hDC, &rects[1], GetSysColorBrush(COLOR_BTNFACE));

			if (!pData->hCtrl2)
				FillRect(hDC, &rects[2], GetSysColorBrush(COLOR_BTNFACE));

			EndPaint(hWnd, &ps);
		}
		break;
	case WM_ERASEBKGND:
		return NULL;
	case WM_SIZE:
		RelayoutPanes(hWnd, pData);
		break;
	}

	return DefWindowProc(hWnd, uMsg, wParam, lParam);
}

WindowHandle osCreateHorzSplitter(WindowHandle window)
{
	HWND hSplitter;

	hSplitter = CreateWindow(
			  "HSPLITTER",
			  NULL,
			  WS_CHILD | WS_TABSTOP,
			  0,0,0,0,
			  window,
			  NULL,
			  ghModule,
			  NULL
			);
	return checkWindow(hSplitter, "HSPLITTER");
}

WindowHandle osCreateVertSplitter(WindowHandle window)
{
	HWND hSplitter;

	hSplitter = CreateWindow(
			  "HSPLITTER",
			  NULL,
			  WS_CHILD | WS_TABSTOP | CCS_VERT,
			  0,0,0,0,
			  window,
			  NULL,
			  ghModule,
			  NULL
			);
	return checkWindow(hSplitter, "HSPLITTER");
}

void osGetSplitterReqSize(WindowHandle splitter, int *res)
{
	res[0] = 100;
	res[1] = 100;
}

void osSetSplitterChildren(WindowHandle splitter, WindowHandle child1, WindowHandle child2)
{
	SplitterData *pData = (SplitterData *) GetWindowLong(splitter, GWL_USERDATA);
	pData->hCtrl1 = child1;
	pData->hCtrl2 = child2;
	RelayoutPanes(splitter, pData);
	InvalidateRect(splitter,NULL,TRUE);
}