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https://github.com/reactos/reactos.git
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559 lines
21 KiB
C
559 lines
21 KiB
C
/*
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* PROJECT: ReactOS Desktop Control Panel
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: dll/cpl/desk/preview.c
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* PURPOSE: Draws the preview control
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* COPYRIGHT: Copyright 2006, 2007 Eric Kohl
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*/
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#include "desk.h"
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static const TCHAR szPreviewWndClass[] = TEXT("PreviewWndClass");
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typedef struct _PREVIEW_DATA
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{
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HDC hdcPreview;
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HWND hwndParent;
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COLOR_SCHEME Scheme;
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HBRUSH hbrScrollbar;
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HBRUSH hbrDesktop;
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HBRUSH hbrWindow;
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INT cxEdge;
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INT cyEdge;
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INT cySizeFrame;
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INT cyCaption;
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INT cyBorder;
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INT cyMenu;
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INT cxScrollbar;
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RECT rcDesktop;
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RECT rcInactiveFrame;
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RECT rcInactiveCaption;
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RECT rcInactiveCaptionButtons;
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RECT rcActiveFrame;
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RECT rcActiveCaption;
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RECT rcActiveCaptionButtons;
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RECT rcActiveMenuBar;
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RECT rcSelectedMenuItem;
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RECT rcActiveClient;
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RECT rcActiveScroll;
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RECT rcDialogFrame;
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RECT rcDialogCaption;
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RECT rcDialogCaptionButtons;
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RECT rcDialogClient;
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RECT rcDialogButton;
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LPTSTR lpInAct;
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LPTSTR lpAct;
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LPTSTR lpWinTxt;
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LPTSTR lpMessBox;
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LPTSTR lpMessText;
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LPTSTR lpButText;
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HFONT hCaptionFont;
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HFONT hMenuFont;
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HFONT hMessageFont;
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HFONT hClientFont;
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HMENU hMenu;
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} PREVIEW_DATA, *PPREVIEW_DATA;
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static VOID UpdatePreviewTheme(HWND hwnd, PPREVIEW_DATA pPreviewData, COLOR_SCHEME *scheme)
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{
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if (pPreviewData->hbrScrollbar != NULL)
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DeleteObject(pPreviewData->hbrScrollbar);
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pPreviewData->hbrScrollbar = CreateSolidBrush(scheme->crColor[COLOR_SCROLLBAR]);
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if (pPreviewData->hbrDesktop != NULL)
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DeleteObject(pPreviewData->hbrDesktop);
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pPreviewData->hbrDesktop = CreateSolidBrush(scheme->crColor[COLOR_DESKTOP]);
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if (pPreviewData->hbrWindow != NULL)
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DeleteObject(pPreviewData->hbrWindow);
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pPreviewData->hbrWindow = CreateSolidBrush(scheme->crColor[COLOR_WINDOW]);
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pPreviewData->cxEdge = 2; /* SM_CXEDGE */
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pPreviewData->cyEdge = 2; /* SM_CYEDGE */
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pPreviewData->cySizeFrame = scheme->ncMetrics.iBorderWidth; /* SM_CYSIZEFRAME */
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pPreviewData->cyCaption = scheme->ncMetrics.iCaptionHeight+1; /* SM_CYCAPTION */
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pPreviewData->cyMenu = scheme->ncMetrics.iMenuHeight -1; /* SM_CYMENU */
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pPreviewData->cxScrollbar = scheme->ncMetrics.iScrollWidth; /* SM_CXVSCROLL */
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pPreviewData->cyBorder = scheme->ncMetrics.iBorderWidth; /* SM_CYBORDER */
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if (pPreviewData->hCaptionFont != NULL)
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DeleteObject(pPreviewData->hCaptionFont);
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pPreviewData->hCaptionFont = CreateFontIndirect(&scheme->ncMetrics.lfCaptionFont);
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if (pPreviewData->hMenuFont != NULL)
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DeleteObject(pPreviewData->hMenuFont);
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pPreviewData->hMenuFont = CreateFontIndirect(&scheme->ncMetrics.lfMenuFont);
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if (pPreviewData->hMessageFont != NULL)
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DeleteObject(pPreviewData->hMessageFont);
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pPreviewData->hMessageFont = CreateFontIndirect(&scheme->ncMetrics.lfMessageFont);
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pPreviewData->Scheme = *scheme;
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InvalidateRect(hwnd, NULL, FALSE);
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}
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static VOID
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OnCreate(HWND hwnd, PPREVIEW_DATA pPreviewData)
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{
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COLOR_SCHEME *scheme;
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pPreviewData->hClientFont = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
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/* Load and modify the menu */
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pPreviewData->hMenu = LoadMenu(hApplet, MAKEINTRESOURCE(IDR_PREVIEW_MENU));
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EnableMenuItem(pPreviewData->hMenu,
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1, MF_BYPOSITION | MF_GRAYED);
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HiliteMenuItem(hwnd, pPreviewData->hMenu,
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2, MF_BYPOSITION | MF_HILITE);
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// GetMenuItemRect(hwnd, pPreviewData->hMenu,
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// 2, &pPreviewData->rcSelectedMenuItem);
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AllocAndLoadString(&pPreviewData->lpInAct, hApplet, IDS_INACTWIN);
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AllocAndLoadString(&pPreviewData->lpAct, hApplet, IDS_ACTWIN);
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AllocAndLoadString(&pPreviewData->lpWinTxt, hApplet, IDS_WINTEXT);
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AllocAndLoadString(&pPreviewData->lpMessBox, hApplet, IDS_MESSBOX);
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AllocAndLoadString(&pPreviewData->lpMessText, hApplet, IDS_MESSTEXT);
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AllocAndLoadString(&pPreviewData->lpButText, hApplet, IDS_BUTTEXT);
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scheme = &pPreviewData->Scheme;
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LoadCurrentScheme(scheme);
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UpdatePreviewTheme(hwnd, pPreviewData, scheme);
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}
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static VOID
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CalculateItemSize(PPREVIEW_DATA pPreviewData)
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{
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int width, height;
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/* Calculate the inactive window rectangle */
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pPreviewData->rcInactiveFrame.left = pPreviewData->rcDesktop.left + 8;
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pPreviewData->rcInactiveFrame.top = pPreviewData->rcDesktop.top + 8;
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pPreviewData->rcInactiveFrame.right = pPreviewData->rcDesktop.right - 25;
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pPreviewData->rcInactiveFrame.bottom = pPreviewData->rcDesktop.bottom - 30;
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/* Calculate the inactive caption rectangle */
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pPreviewData->rcInactiveCaption.left = pPreviewData->rcInactiveFrame.left + pPreviewData->cxEdge + pPreviewData->cySizeFrame + 1;
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pPreviewData->rcInactiveCaption.top = pPreviewData->rcInactiveFrame.top + pPreviewData->cyEdge + pPreviewData->cySizeFrame + 1;
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pPreviewData->rcInactiveCaption.right = pPreviewData->rcInactiveFrame.right - pPreviewData->cxEdge - pPreviewData->cySizeFrame - 1;
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pPreviewData->rcInactiveCaption.bottom = pPreviewData->rcInactiveCaption.top + pPreviewData->cyCaption - pPreviewData->cyBorder;
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/* Calculate the inactive caption buttons rectangle */
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pPreviewData->rcInactiveCaptionButtons.left = pPreviewData->rcInactiveCaption.right - 2 - 2 - 3 * 16;
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pPreviewData->rcInactiveCaptionButtons.top = pPreviewData->rcInactiveCaption.top + 2;
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pPreviewData->rcInactiveCaptionButtons.right = pPreviewData->rcInactiveCaption.right - 2;
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pPreviewData->rcInactiveCaptionButtons.bottom = pPreviewData->rcInactiveCaption.bottom - 2;
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/* Calculate the active window rectangle */
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pPreviewData->rcActiveFrame.left = pPreviewData->rcInactiveFrame.left + 3 + pPreviewData->cySizeFrame;
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pPreviewData->rcActiveFrame.top = pPreviewData->rcInactiveCaption.bottom + 1;
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pPreviewData->rcActiveFrame.right = pPreviewData->rcDesktop.right - 10;
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pPreviewData->rcActiveFrame.bottom = pPreviewData->rcDesktop.bottom - 25;
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/* Calculate the active caption rectangle */
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pPreviewData->rcActiveCaption.left = pPreviewData->rcActiveFrame.left + pPreviewData->cxEdge + pPreviewData->cySizeFrame + 1;
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pPreviewData->rcActiveCaption.top = pPreviewData->rcActiveFrame.top + pPreviewData->cxEdge + pPreviewData->cySizeFrame + 1;
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pPreviewData->rcActiveCaption.right = pPreviewData->rcActiveFrame.right - pPreviewData->cxEdge - pPreviewData->cySizeFrame - 1;
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pPreviewData->rcActiveCaption.bottom = pPreviewData->rcActiveCaption.top + pPreviewData->cyCaption - pPreviewData->cyBorder;
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/* Calculate the active caption buttons rectangle */
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pPreviewData->rcActiveCaptionButtons.left = pPreviewData->rcActiveCaption.right - 2 - 2 - 3 * 16;
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pPreviewData->rcActiveCaptionButtons.top = pPreviewData->rcActiveCaption.top + 2;
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pPreviewData->rcActiveCaptionButtons.right = pPreviewData->rcActiveCaption.right - 2;
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pPreviewData->rcActiveCaptionButtons.bottom = pPreviewData->rcActiveCaption.bottom - 2;
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/* Calculate the active menu bar rectangle */
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pPreviewData->rcActiveMenuBar.left = pPreviewData->rcActiveFrame.left + pPreviewData->cxEdge + pPreviewData->cySizeFrame + 1;
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pPreviewData->rcActiveMenuBar.top = pPreviewData->rcActiveCaption.bottom + 1;
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pPreviewData->rcActiveMenuBar.right = pPreviewData->rcActiveFrame.right - pPreviewData->cxEdge - pPreviewData->cySizeFrame - 1;
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pPreviewData->rcActiveMenuBar.bottom = pPreviewData->rcActiveMenuBar.top + pPreviewData->cyMenu + 1;
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/* Calculate the active client rectangle */
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pPreviewData->rcActiveClient.left = pPreviewData->rcActiveFrame.left + pPreviewData->cxEdge + pPreviewData->cySizeFrame + 1;
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pPreviewData->rcActiveClient.top = pPreviewData->rcActiveMenuBar.bottom;
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pPreviewData->rcActiveClient.right = pPreviewData->rcActiveFrame.right - pPreviewData->cxEdge - pPreviewData->cySizeFrame - 1;
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pPreviewData->rcActiveClient.bottom = pPreviewData->rcActiveFrame.bottom - pPreviewData->cyEdge - pPreviewData->cySizeFrame - 1;
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/* Calculate the active scroll rectangle */
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pPreviewData->rcActiveScroll.left = pPreviewData->rcActiveClient.right - 2 - pPreviewData->cxScrollbar;
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pPreviewData->rcActiveScroll.top = pPreviewData->rcActiveClient.top + 2;
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pPreviewData->rcActiveScroll.right = pPreviewData->rcActiveClient.right - 2;
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pPreviewData->rcActiveScroll.bottom = pPreviewData->rcActiveClient.bottom - 2;
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/* Dialog window */
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pPreviewData->rcDialogFrame.left = pPreviewData->rcActiveClient.left + 4;
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pPreviewData->rcDialogFrame.top = (pPreviewData->rcDesktop.bottom * 60) / 100;
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pPreviewData->rcDialogFrame.right = (pPreviewData->rcDesktop.right * 65) / 100;
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pPreviewData->rcDialogFrame.bottom = pPreviewData->rcDesktop.bottom - 5;
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/* Calculate the dialog caption rectangle */
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pPreviewData->rcDialogCaption.left = pPreviewData->rcDialogFrame.left + 3;
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pPreviewData->rcDialogCaption.top = pPreviewData->rcDialogFrame.top + 3;
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pPreviewData->rcDialogCaption.right = pPreviewData->rcDialogFrame.right - 3;
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pPreviewData->rcDialogCaption.bottom = pPreviewData->rcDialogFrame.top + pPreviewData->cyCaption + 1 + 1;
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/* Calculate the inactive caption buttons rectangle */
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pPreviewData->rcDialogCaptionButtons.left = pPreviewData->rcDialogCaption.right - 2 - 16;
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pPreviewData->rcDialogCaptionButtons.top = pPreviewData->rcDialogCaption.top + 2;
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pPreviewData->rcDialogCaptionButtons.right = pPreviewData->rcDialogCaption.right - 2;
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pPreviewData->rcDialogCaptionButtons.bottom = pPreviewData->rcDialogCaption.bottom - 2;
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/* Calculate the dialog client rectangle */
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pPreviewData->rcDialogClient.left = pPreviewData->rcDialogFrame.left + 3;
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pPreviewData->rcDialogClient.top = pPreviewData->rcDialogCaption.bottom + 1;
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pPreviewData->rcDialogClient.right = pPreviewData->rcDialogFrame.right - 3;
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pPreviewData->rcDialogClient.bottom = pPreviewData->rcDialogFrame.bottom - 3;
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/* Calculate the dialog button rectangle */
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width = 80;
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height = 28;
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pPreviewData->rcDialogButton.left =
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(pPreviewData->rcDialogClient.right + pPreviewData->rcDialogClient.left - width) / 2;
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pPreviewData->rcDialogButton.right = pPreviewData->rcDialogButton.left + width;
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pPreviewData->rcDialogButton.bottom = pPreviewData->rcDialogClient.bottom - 2;
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pPreviewData->rcDialogButton.top = pPreviewData->rcDialogButton.bottom - height;
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}
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static VOID
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OnSize(INT cx, INT cy, PPREVIEW_DATA pPreviewData)
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{
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/* Get Desktop rectangle */
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pPreviewData->rcDesktop.left = 0;
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pPreviewData->rcDesktop.top = 0;
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pPreviewData->rcDesktop.right = cx;
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pPreviewData->rcDesktop.bottom = cy;
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CalculateItemSize(pPreviewData);
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}
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static VOID
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OnPaint(HWND hwnd, PPREVIEW_DATA pPreviewData)
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{
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PAINTSTRUCT ps;
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HFONT hOldFont;
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HDC hdc;
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RECT rc;
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COLOR_SCHEME *scheme;
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scheme = &pPreviewData->Scheme;
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hdc = BeginPaint(hwnd, &ps);
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if (pPreviewData->hdcPreview)
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{
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BitBlt(hdc,0,0, pPreviewData->rcDesktop.right, pPreviewData->rcDesktop.bottom, pPreviewData->hdcPreview, 0,0, SRCCOPY);
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EndPaint(hwnd, &ps);
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return;
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}
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/* Desktop */
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FillRect(hdc, &pPreviewData->rcDesktop, pPreviewData->hbrDesktop);
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/* Inactive Window */
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MyDrawEdge(hdc, &pPreviewData->rcInactiveFrame, EDGE_RAISED, BF_RECT | BF_MIDDLE | MY_BF_INACTIVEBORDER, scheme);
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SetTextColor(hdc, scheme->crColor[COLOR_INACTIVECAPTIONTEXT]);
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MyDrawCaptionTemp(NULL, hdc, &pPreviewData->rcInactiveCaption, pPreviewData->hCaptionFont,
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NULL, pPreviewData->lpInAct, DC_GRADIENT | DC_ICON | DC_TEXT, scheme);
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MyDrawCaptionButtons(hdc, &pPreviewData->rcInactiveCaption, TRUE, pPreviewData->cyCaption - 2, scheme);
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/* Active Window */
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MyDrawEdge(hdc, &pPreviewData->rcActiveFrame, EDGE_RAISED, BF_RECT | BF_MIDDLE | MY_BF_ACTIVEBORDER, scheme);
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SetTextColor(hdc, scheme->crColor[COLOR_CAPTIONTEXT]);
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MyDrawCaptionTemp(NULL, hdc, &pPreviewData->rcActiveCaption, pPreviewData->hCaptionFont,
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NULL, pPreviewData->lpAct, DC_ACTIVE | DC_GRADIENT | DC_ICON | DC_TEXT, scheme);
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MyDrawCaptionButtons(hdc, &pPreviewData->rcActiveCaption, TRUE, pPreviewData->cyCaption - 2, scheme);
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/* Draw the menu bar */
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MyDrawMenuBarTemp(hwnd, hdc, &pPreviewData->rcActiveMenuBar,
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pPreviewData->hMenu,
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pPreviewData->hMenuFont, scheme);
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/* Draw the client area */
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CopyRect(&rc, &pPreviewData->rcActiveClient);
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MyDrawEdge(hdc, &rc, EDGE_SUNKEN, BF_RECT | BF_ADJUST, scheme);
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FillRect(hdc, &rc, pPreviewData->hbrWindow);
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/* Draw the client text */
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CopyRect(&rc, &pPreviewData->rcActiveClient);
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rc.left += 4;
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rc.top += 2;
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SetTextColor(hdc, scheme->crColor[COLOR_WINDOWTEXT]);
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hOldFont = SelectObject(hdc, pPreviewData->hClientFont);
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DrawText(hdc, pPreviewData->lpWinTxt, -1, &rc, DT_LEFT);
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SelectObject(hdc, hOldFont);
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/* Draw the scroll bar */
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MyDrawScrollbar(hdc, &pPreviewData->rcActiveScroll, pPreviewData->hbrScrollbar, scheme);
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/* Dialog Window */
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MyDrawEdge(hdc, &pPreviewData->rcDialogFrame, EDGE_RAISED, BF_RECT | BF_MIDDLE, scheme);
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SetTextColor(hdc, scheme->crColor[COLOR_WINDOW]);
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MyDrawCaptionTemp(NULL, hdc, &pPreviewData->rcDialogCaption, pPreviewData->hCaptionFont,
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NULL, pPreviewData->lpMessBox, DC_ACTIVE | DC_GRADIENT | DC_ICON | DC_TEXT, scheme);
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MyDrawCaptionButtons(hdc, &pPreviewData->rcDialogCaption, FALSE, pPreviewData->cyCaption - 2, scheme);
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/* Draw the dialog text */
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CopyRect(&rc, &pPreviewData->rcDialogClient);
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rc.left += 4;
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rc.top += 2;
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SetTextColor(hdc, scheme->crColor[COLOR_WINDOWTEXT]);
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hOldFont = SelectObject(hdc, pPreviewData->hMessageFont);
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DrawText(hdc, pPreviewData->lpMessText, -1, &rc, DT_LEFT);
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SelectObject(hdc, hOldFont);
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/* Draw Button */
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MyDrawFrameControl(hdc, &pPreviewData->rcDialogButton, DFC_BUTTON, DFCS_BUTTONPUSH, scheme);
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CopyRect(&rc, &pPreviewData->rcDialogButton);
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SetTextColor(hdc, scheme->crColor[COLOR_BTNTEXT]);
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hOldFont = SelectObject(hdc, pPreviewData->hMessageFont);
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DrawText(hdc, pPreviewData->lpButText, -1, &rc, DT_VCENTER | DT_CENTER | DT_SINGLELINE);
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SelectObject(hdc, hOldFont);
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EndPaint(hwnd, &ps);
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}
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static VOID
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OnLButtonDown(HWND hwnd, int xPos, int yPos, PPREVIEW_DATA pPreviewData)
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{
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UINT type = IDX_DESKTOP;
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POINT pt;
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pt.x = xPos;
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pt.y = yPos;
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if (PtInRect(&pPreviewData->rcInactiveFrame, pt))
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type = IDX_INACTIVE_BORDER;
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if (PtInRect(&pPreviewData->rcInactiveCaption, pt))
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type = IDX_INACTIVE_CAPTION;
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if (PtInRect(&pPreviewData->rcInactiveCaptionButtons, pt))
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type = IDX_CAPTION_BUTTON;
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if (PtInRect(&pPreviewData->rcActiveFrame, pt))
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type = IDX_ACTIVE_BORDER;
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if (PtInRect(&pPreviewData->rcActiveCaption, pt))
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type = IDX_ACTIVE_CAPTION;
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if (PtInRect(&pPreviewData->rcActiveCaptionButtons, pt))
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type = IDX_CAPTION_BUTTON;
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// if (PtInRect(&pPreviewData->rcSelectedMenuItem, pt))
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// type = IDX_SELECTION;
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if (PtInRect(&pPreviewData->rcActiveMenuBar, pt))
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type = IDX_MENU;
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if (PtInRect(&pPreviewData->rcActiveClient, pt))
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type = IDX_WINDOW;
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if (PtInRect(&pPreviewData->rcActiveScroll, pt))
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type = IDX_SCROLLBAR;
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if (PtInRect(&pPreviewData->rcDialogFrame, pt))
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type = IDX_DIALOG;
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if (PtInRect(&pPreviewData->rcDialogCaption, pt))
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type = IDX_ACTIVE_CAPTION;
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if (PtInRect(&pPreviewData->rcDialogCaptionButtons, pt))
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type = IDX_CAPTION_BUTTON;
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if (PtInRect(&pPreviewData->rcDialogButton, pt))
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type = IDX_3D_OBJECTS;
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SendMessage(GetParent(hwnd),
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WM_COMMAND,
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MAKEWPARAM(GetWindowLongPtrW(hwnd, GWLP_ID), 0),
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(LPARAM)type);
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}
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static VOID
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OnDestroy(PPREVIEW_DATA pPreviewData)
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{
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DeleteObject(pPreviewData->hbrScrollbar);
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DeleteObject(pPreviewData->hbrDesktop);
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DeleteObject(pPreviewData->hbrWindow);
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DeleteObject(pPreviewData->hCaptionFont);
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DeleteObject(pPreviewData->hMenuFont);
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DeleteObject(pPreviewData->hMessageFont);
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DestroyMenu(pPreviewData->hMenu);
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LocalFree((HLOCAL)pPreviewData->lpInAct);
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LocalFree((HLOCAL)pPreviewData->lpAct);
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LocalFree((HLOCAL)pPreviewData->lpWinTxt);
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LocalFree((HLOCAL)pPreviewData->lpMessBox);
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LocalFree((HLOCAL)pPreviewData->lpMessText);
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LocalFree((HLOCAL)pPreviewData->lpButText);
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}
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static LRESULT CALLBACK
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PreviewWndProc(HWND hwnd,
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UINT uMsg,
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WPARAM wParam,
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LPARAM lParam)
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{
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PPREVIEW_DATA pPreviewData;
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pPreviewData = (PPREVIEW_DATA)GetWindowLongPtr(hwnd, GWLP_USERDATA);
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switch (uMsg)
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{
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case WM_CREATE:
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pPreviewData = (PPREVIEW_DATA)HeapAlloc(GetProcessHeap(),
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|
HEAP_ZERO_MEMORY,
|
|
sizeof(PREVIEW_DATA));
|
|
if (!pPreviewData)
|
|
return -1;
|
|
|
|
SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)pPreviewData);
|
|
OnCreate(hwnd, pPreviewData);
|
|
break;
|
|
|
|
case WM_SIZE:
|
|
OnSize(LOWORD(lParam), HIWORD(lParam), pPreviewData);
|
|
break;
|
|
|
|
case WM_PAINT:
|
|
OnPaint(hwnd, pPreviewData);
|
|
break;
|
|
|
|
case WM_LBUTTONDOWN:
|
|
OnLButtonDown(hwnd, LOWORD(lParam), HIWORD(lParam), pPreviewData);
|
|
break;
|
|
|
|
case WM_DESTROY:
|
|
OnDestroy(pPreviewData);
|
|
HeapFree(GetProcessHeap(), 0, pPreviewData);
|
|
break;
|
|
|
|
case PVM_UPDATETHEME:
|
|
UpdatePreviewTheme(hwnd, pPreviewData, (COLOR_SCHEME *)lParam);
|
|
CalculateItemSize(pPreviewData);
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
break;
|
|
|
|
case PVM_SETSIZE:
|
|
SchemeSetMetric(&pPreviewData->Scheme, wParam, lParam);
|
|
pPreviewData->cySizeFrame = pPreviewData->Scheme.ncMetrics.iBorderWidth; /* SM_CYSIZEFRAME */
|
|
pPreviewData->cyCaption = pPreviewData->Scheme.ncMetrics.iCaptionHeight+1; /* SM_CYCAPTION */
|
|
pPreviewData->cyMenu = pPreviewData->Scheme.ncMetrics.iMenuHeight -1; /* SM_CYMENU */
|
|
pPreviewData->cxScrollbar = pPreviewData->Scheme.ncMetrics.iScrollWidth; /* SM_CXVSCROLL */
|
|
pPreviewData->cyBorder = pPreviewData->Scheme.ncMetrics.iBorderWidth; /* SM_CYBORDER */
|
|
CalculateItemSize(pPreviewData);
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
break;
|
|
|
|
case PVM_SETFONT:
|
|
{
|
|
PLOGFONTW plfFont;
|
|
HFONT* phFont;
|
|
|
|
switch(wParam)
|
|
{
|
|
case FONT_CAPTION: phFont = &pPreviewData->hCaptionFont; break;
|
|
case FONT_MENU: phFont = &pPreviewData->hMenuFont; break;
|
|
case FONT_MESSAGE: phFont = &pPreviewData->hMessageFont; break;
|
|
default: return TRUE;
|
|
}
|
|
|
|
plfFont = SchemeGetFont(&pPreviewData->Scheme, wParam);
|
|
memcpy(plfFont, (PVOID)lParam, sizeof(LOGFONTW));
|
|
|
|
DeleteObject(*phFont);
|
|
*phFont = CreateFontIndirect(plfFont);
|
|
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
break;
|
|
}
|
|
|
|
case PVM_SETCOLOR:
|
|
pPreviewData->Scheme.crColor[wParam] = lParam;
|
|
switch(wParam)
|
|
{
|
|
case COLOR_SCROLLBAR:
|
|
DeleteObject(pPreviewData->hbrScrollbar);
|
|
pPreviewData->hbrScrollbar = CreateSolidBrush(pPreviewData->Scheme.crColor[wParam]);
|
|
break;
|
|
case COLOR_DESKTOP:
|
|
DeleteObject(pPreviewData->hbrDesktop);
|
|
pPreviewData->hbrDesktop = CreateSolidBrush(pPreviewData->Scheme.crColor[wParam]);
|
|
break;
|
|
case COLOR_WINDOW:
|
|
DeleteObject(pPreviewData->hbrWindow);
|
|
pPreviewData->hbrWindow = CreateSolidBrush(pPreviewData->Scheme.crColor[wParam]);
|
|
break;
|
|
}
|
|
|
|
CalculateItemSize(pPreviewData);
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
break;
|
|
|
|
case PVM_GETSIZE:
|
|
return SchemeGetMetric(&pPreviewData->Scheme, wParam);
|
|
case PVM_GETFONT:
|
|
return (LRESULT)SchemeGetFont(&pPreviewData->Scheme, wParam);
|
|
case PVM_GETCOLOR:
|
|
return pPreviewData->Scheme.crColor[wParam];
|
|
|
|
case PVM_SET_HDC_PREVIEW:
|
|
pPreviewData->hdcPreview = (HDC)lParam;
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
break;
|
|
|
|
default:
|
|
return DefWindowProc(hwnd, uMsg, wParam, lParam);
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
BOOL
|
|
RegisterPreviewControl(IN HINSTANCE hInstance)
|
|
{
|
|
WNDCLASSEX wc = {0};
|
|
|
|
wc.cbSize = sizeof(wc);
|
|
wc.lpfnWndProc = PreviewWndProc;
|
|
wc.hInstance = hInstance;
|
|
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
|
|
wc.hbrBackground = (HBRUSH)NULL;
|
|
wc.lpszClassName = szPreviewWndClass;
|
|
|
|
return RegisterClassEx(&wc) != (ATOM)0;
|
|
}
|
|
|
|
|
|
VOID
|
|
UnregisterPreviewControl(IN HINSTANCE hInstance)
|
|
{
|
|
UnregisterClass(szPreviewWndClass, hInstance);
|
|
}
|