wordpad: Add support for previewing two pages side-by-side.

This commit is contained in:
Alexander Nicolaysen Sørnes 2008-03-27 01:39:05 +01:00 committed by Alexandre Julliard
parent eab196b35a
commit 1ea82f7cd4
12 changed files with 172 additions and 61 deletions

View file

@ -213,6 +213,8 @@ BEGIN
STRING_PREVIEW_PRINT, "&Drucken"
STRING_PREVIEW_NEXTPAGE, "&Nächste"
STRING_PREVIEW_PREVPAGE, "&Vorherige"
STRING_PREVIEW_TWOPAGES, "Two pages"
STRING_PREVIEW_ONEPAGE, "One page"
STRING_PREVIEW_CLOSE, "&Schließen"
END

View file

@ -213,6 +213,8 @@ BEGIN
STRING_PREVIEW_PRINT, "Print"
STRING_PREVIEW_NEXTPAGE, "Next page"
STRING_PREVIEW_PREVPAGE, "Previous page"
STRING_PREVIEW_TWOPAGES, "Two pages"
STRING_PREVIEW_ONEPAGE, "One page"
STRING_PREVIEW_CLOSE, "Close"
END

View file

@ -213,6 +213,8 @@ BEGIN
STRING_PREVIEW_PRINT, "Imprimer"
STRING_PREVIEW_NEXTPAGE, "Page suivante"
STRING_PREVIEW_PREVPAGE, "Page précédente"
STRING_PREVIEW_TWOPAGES, "Two pages"
STRING_PREVIEW_ONEPAGE, "One page"
STRING_PREVIEW_CLOSE, "Fermer"
END

View file

@ -213,6 +213,8 @@ BEGIN
STRING_PREVIEW_PRINT, "Print"
STRING_PREVIEW_NEXTPAGE, "Next page"
STRING_PREVIEW_PREVPAGE, "Previous page"
STRING_PREVIEW_TWOPAGES, "Two pages"
STRING_PREVIEW_ONEPAGE, "One page"
STRING_PREVIEW_CLOSE, "Close"
END

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@ -208,6 +208,8 @@ BEGIN
STRING_PREVIEW_PRINT, "인쇄"
STRING_PREVIEW_NEXTPAGE, "다음 페이지"
STRING_PREVIEW_PREVPAGE, "이전 페이지"
STRING_PREVIEW_TWOPAGES, "Two pages"
STRING_PREVIEW_ONEPAGE, "One page"
STRING_PREVIEW_CLOSE, "닫기"
END

View file

@ -213,6 +213,8 @@ BEGIN
STRING_PREVIEW_PRINT, "Print"
STRING_PREVIEW_NEXTPAGE, "Next page"
STRING_PREVIEW_PREVPAGE, "Previous page"
STRING_PREVIEW_TWOPAGES, "Two pages"
STRING_PREVIEW_ONEPAGE, "One page"
STRING_PREVIEW_CLOSE, "Close"
END

View file

@ -213,6 +213,8 @@ BEGIN
STRING_PREVIEW_PRINT, "Skriv ut"
STRING_PREVIEW_NEXTPAGE, "Neste side"
STRING_PREVIEW_PREVPAGE, "Forrige side"
STRING_PREVIEW_TWOPAGES, "To sider"
STRING_PREVIEW_ONEPAGE, "Én side"
STRING_PREVIEW_CLOSE, "Lukk"
END

View file

@ -214,6 +214,8 @@ BEGIN
STRING_PREVIEW_PRINT, "Drukuj"
STRING_PREVIEW_NEXTPAGE, "Nast. strona"
STRING_PREVIEW_PREVPAGE, "Poprz. strona"
STRING_PREVIEW_TWOPAGES, "Two pages"
STRING_PREVIEW_ONEPAGE, "One page"
STRING_PREVIEW_CLOSE, "Zamknij"
END

View file

@ -212,6 +212,8 @@ BEGIN
STRING_PREVIEW_PRINT, "Ïå÷àòü"
STRING_PREVIEW_NEXTPAGE, "Ñëåäóþùàÿ ñòðàíèöà"
STRING_PREVIEW_PREVPAGE, "Ïðåäûäóùàÿ ñòðàíèöà"
STRING_PREVIEW_TWOPAGES, "Two pages"
STRING_PREVIEW_ONEPAGE, "One page"
STRING_PREVIEW_CLOSE, "Çàêðûòü"
END

View file

@ -216,6 +216,8 @@ BEGIN
STRING_PREVIEW_PRINT, "Print"
STRING_PREVIEW_NEXTPAGE, "Next page"
STRING_PREVIEW_PREVPAGE, "Previous page"
STRING_PREVIEW_TWOPAGES, "Two pages"
STRING_PREVIEW_ONEPAGE, "One page"
STRING_PREVIEW_CLOSE, "Close"
END

View file

@ -29,7 +29,9 @@ typedef struct _previewinfo
int page;
int pages;
HDC hdc;
HDC hdc2;
HDC hdcSized;
HDC hdcSized2;
RECT window;
LPWSTR wszFileName;
} previewinfo, *ppreviewinfo;
@ -229,6 +231,7 @@ static LPWSTR dialog_print_to_file(HWND hMainWnd)
static int get_num_pages(HWND hEditorWnd, FORMATRANGE fr)
{
int page = 0;
fr.chrg.cpMin = 0;
do
{
@ -245,11 +248,10 @@ static void char_from_pagenum(HWND hEditorWnd, FORMATRANGE *fr, int page)
{
int i;
for(i = 1; i <= page; i++)
{
if(i == page)
break;
fr->chrg.cpMin = 0;
for(i = 1; i < page; i++)
{
fr->chrg.cpMin = SendMessageW(hEditorWnd, EM_FORMATRANGE, TRUE, (LPARAM)fr);
}
}
@ -431,7 +433,8 @@ static void preview_bar_show(HWND hMainWnd, BOOL show)
AddTextButton(hReBar, STRING_PREVIEW_PRINT, ID_PRINT, BANDID_PREVIEW_BTN1);
AddTextButton(hReBar, STRING_PREVIEW_NEXTPAGE, ID_PREVIEW_NEXTPAGE, BANDID_PREVIEW_BTN2);
AddTextButton(hReBar, STRING_PREVIEW_PREVPAGE, ID_PREVIEW_PREVPAGE, BANDID_PREVIEW_BTN3);
AddTextButton(hReBar, STRING_PREVIEW_CLOSE, ID_FILE_EXIT, BANDID_PREVIEW_BTN4);
AddTextButton(hReBar, STRING_PREVIEW_TWOPAGES, ID_PREVIEW_NUMPAGES, BANDID_PREVIEW_BTN4);
AddTextButton(hReBar, STRING_PREVIEW_CLOSE, ID_FILE_EXIT, BANDID_PREVIEW_BTN5);
hStatic = CreateWindowW(WC_STATICW, NULL,
WS_VISIBLE | WS_CHILD, 0, 0, 0, 0,
@ -458,6 +461,7 @@ void init_preview(HWND hMainWnd, LPWSTR wszFileName)
{
preview.page = 1;
preview.hdc = 0;
preview.hdc2 = 0;
preview.wszFileName = wszFileName;
preview_bar_show(hMainWnd, TRUE);
}
@ -616,17 +620,63 @@ LRESULT CALLBACK ruler_proc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
return 0;
}
void draw_preview_page(HDC hdc, HDC* hdcSized, FORMATRANGE* lpFr, float ratio, int bmNewWidth, int bmNewHeight, int bmWidth, int bmHeight)
{
HBITMAP hBitmapScaled = CreateCompatibleBitmap(hdc, bmNewWidth, bmNewHeight);
HPEN hPen;
int TopMargin = (int)((float)twips_to_pixels(lpFr->rc.top, GetDeviceCaps(hdc, LOGPIXELSX)) * ratio);
int BottomMargin = (int)((float)twips_to_pixels(lpFr->rc.bottom, GetDeviceCaps(hdc, LOGPIXELSX)) * ratio);
int LeftMargin = (int)((float)twips_to_pixels(lpFr->rc.left, GetDeviceCaps(hdc, LOGPIXELSY)) * ratio);
int RightMargin = (int)((float)twips_to_pixels(lpFr->rc.right, GetDeviceCaps(hdc, LOGPIXELSY)) * ratio);
if(*hdcSized);
DeleteDC(*hdcSized);
*hdcSized = CreateCompatibleDC(hdc);
SelectObject(*hdcSized, hBitmapScaled);
StretchBlt(*hdcSized, 0, 0, bmNewWidth, bmNewHeight, hdc, 0, 0, bmWidth, bmHeight, SRCCOPY);
/* Draw margin lines */
hPen = CreatePen(PS_DOT, 1, RGB(0,0,0));
SelectObject(*hdcSized, hPen);
MoveToEx(*hdcSized, 0, TopMargin, NULL);
LineTo(*hdcSized, bmNewWidth, TopMargin);
MoveToEx(*hdcSized, 0, BottomMargin, NULL);
LineTo(*hdcSized, bmNewWidth, BottomMargin);
MoveToEx(*hdcSized, LeftMargin, 0, NULL);
LineTo(*hdcSized, LeftMargin, bmNewHeight);
MoveToEx(*hdcSized, RightMargin, 0, NULL);
LineTo(*hdcSized, RightMargin, bmNewHeight);
}
static void draw_preview(HWND hEditorWnd, FORMATRANGE* lpFr, int bmWidth, int bmHeight, RECT* paper, int page)
{
HBITMAP hBitmapCapture = CreateCompatibleBitmap(lpFr->hdc, bmWidth, bmHeight);
char_from_pagenum(hEditorWnd, lpFr, page);
SelectObject(lpFr->hdc, hBitmapCapture);
FillRect(lpFr->hdc, paper, GetStockObject(WHITE_BRUSH));
SendMessageW(hEditorWnd, EM_FORMATRANGE, TRUE, (LPARAM)lpFr);
/* EM_FORMATRANGE sets fr.rc to indicate the area printed in, but we want to
keep the original for drawing margins */
lpFr->rc = get_print_rect(lpFr->hdcTarget);
SendMessageW(hEditorWnd, EM_FORMATRANGE, FALSE, 0);
}
LRESULT print_preview(HWND hMainWnd)
{
FORMATRANGE fr;
GETTEXTLENGTHEX gt;
HDC hdc;
RECT window, background;
HBITMAP hBitmapCapture, hBitmapScaled;
int bmWidth, bmHeight, bmNewWidth, bmNewHeight;
float ratioWidth, ratioHeight, ratio;
int xOffset, yOffset;
int barheight;
float spacing = 20.0;
HWND hReBar = GetDlgItem(hMainWnd, IDC_REBAR);
PAINTSTRUCT ps;
@ -643,14 +693,20 @@ LRESULT print_preview(HWND hMainWnd)
bmWidth = twips_to_pixels(fr.rcPage.right, GetDeviceCaps(hdc, LOGPIXELSX));
bmHeight = twips_to_pixels(fr.rcPage.bottom, GetDeviceCaps(hdc, LOGPIXELSY));
hBitmapCapture = CreateCompatibleBitmap(hdc, bmWidth, bmHeight);
if(!preview.hdc)
{
RECT paper;
HWND hEditorWnd = GetDlgItem(hMainWnd, IDC_EDITOR);
preview.hdc = CreateCompatibleDC(hdc);
if(preview.hdc2)
{
if((int)preview.hdc2 != -1)
DeleteDC(preview.hdc2);
preview.hdc2 = CreateCompatibleDC(hdc);
}
fr.hdc = preview.hdc;
gt.flags = GTL_DEFAULT;
gt.codepage = 1200;
@ -665,21 +721,29 @@ LRESULT print_preview(HWND hMainWnd)
if(!preview.pages)
preview.pages = get_num_pages(hEditorWnd, fr);
SelectObject(preview.hdc, hBitmapCapture);
fr.hdc = preview.hdc;
draw_preview(hEditorWnd, &fr, bmWidth, bmHeight, &paper, preview.page);
char_from_pagenum(hEditorWnd, &fr, preview.page);
FillRect(preview.hdc, &paper, GetStockObject(WHITE_BRUSH));
SendMessageW(hEditorWnd, EM_FORMATRANGE, TRUE, (LPARAM)&fr);
SendMessageW(hEditorWnd, EM_FORMATRANGE, FALSE, 0);
if(preview.hdc2)
{
fr.hdc = preview.hdc2;
draw_preview(hEditorWnd, &fr, bmWidth, bmHeight, &paper, preview.page + 1);
}
EnableWindow(GetDlgItem(hReBar, ID_PREVIEW_PREVPAGE), preview.page > 1);
EnableWindow(GetDlgItem(hReBar, ID_PREVIEW_NEXTPAGE), preview.page < preview.pages);
EnableWindow(GetDlgItem(hReBar, ID_PREVIEW_NEXTPAGE), preview.hdc2 ?
(preview.page + 1) < preview.pages :
preview.page < preview.pages);
EnableWindow(GetDlgItem(hReBar, ID_PREVIEW_NUMPAGES), preview.pages > 1);
}
barheight = SendMessageW(hReBar, RB_GETBARHEIGHT, 0, 0);
ratioWidth = ((float)window.right - 20.0) / (float)bmHeight;
ratioHeight = ((float)window.bottom - 20.0 - (float)barheight) / (float)bmHeight;
ratioHeight = ((float)window.bottom - spacing - (float)barheight) / (float)bmHeight;
if(preview.hdc2)
ratioWidth = ((float)window.right / 2.0 - spacing * 2.0) / (float)bmWidth;
else
ratioWidth = ((float)window.right - spacing * 3.0) / (float)bmWidth;
if(ratioWidth > ratioHeight)
ratio = ratioHeight;
@ -688,45 +752,17 @@ LRESULT print_preview(HWND hMainWnd)
bmNewWidth = (int)((float)bmWidth * ratio);
bmNewHeight = (int)((float)bmHeight * ratio);
hBitmapScaled = CreateCompatibleBitmap(hdc, bmNewWidth, bmNewHeight);
xOffset = ((window.right - bmNewWidth) / 2);
yOffset = ((window.bottom - bmNewHeight + barheight) / 2);
if(window.right != preview.window.right || window.bottom != preview.window.bottom)
{
HPEN hPen;
int TopMargin = (int)((float)twips_to_pixels(fr.rc.top, GetDeviceCaps(hdc, LOGPIXELSX)) * ratio);
int BottomMargin = (int)((float)twips_to_pixels(fr.rc.bottom, GetDeviceCaps(hdc, LOGPIXELSX)) * ratio);
int LeftMargin = (int)((float)twips_to_pixels(fr.rc.left, GetDeviceCaps(hdc, LOGPIXELSY)) * ratio);
int RightMargin = (int)((float)twips_to_pixels(fr.rc.right, GetDeviceCaps(hdc, LOGPIXELSY)) * ratio);
DeleteDC(preview.hdcSized);
preview.hdcSized = CreateCompatibleDC(hdc);
SelectObject(preview.hdcSized, hBitmapScaled);
StretchBlt(preview.hdcSized, 0, 0, bmNewWidth, bmNewHeight, preview.hdc, 0, 0, bmWidth, bmHeight, SRCCOPY);
/* Draw margin lines */
hPen = CreatePen(PS_DOT, 1, RGB(0,0,0));
SelectObject(preview.hdcSized, hPen);
MoveToEx(preview.hdcSized, 0, TopMargin, NULL);
LineTo(preview.hdcSized, bmNewWidth, TopMargin);
MoveToEx(preview.hdcSized, 0, BottomMargin, NULL);
LineTo(preview.hdcSized, bmNewWidth, BottomMargin);
MoveToEx(preview.hdcSized, LeftMargin, 0, NULL);
LineTo(preview.hdcSized, LeftMargin, bmNewHeight);
MoveToEx(preview.hdcSized, RightMargin, 0, NULL);
LineTo(preview.hdcSized, RightMargin, bmNewHeight);
}
if(!preview.hdc2)
xOffset = (window.right - bmNewWidth) / 2;
else
xOffset = (window.right - bmNewWidth * 2) / 2;
window.top = barheight;
FillRect(hdc, &window, GetStockObject(GRAY_BRUSH));
SelectObject(hdc, hBitmapScaled);
background.left = xOffset - 2;
background.right = xOffset + bmNewWidth + 2;
background.top = yOffset - 2;
@ -734,8 +770,28 @@ LRESULT print_preview(HWND hMainWnd)
FillRect(hdc, &background, GetStockObject(BLACK_BRUSH));
if(window.right != preview.window.right || window.bottom != preview.window.bottom)
{
draw_preview_page(preview.hdc, &preview.hdcSized, &fr, ratio, bmNewWidth, bmNewHeight, bmWidth, bmHeight);
if(preview.hdc2)
{
background.left += bmNewWidth + spacing;
background.right += bmNewWidth + spacing;
FillRect(hdc, &background, GetStockObject(BLACK_BRUSH));
draw_preview_page(preview.hdc2, &preview.hdcSized2, &fr, ratio, bmNewWidth, bmNewHeight, bmWidth, bmHeight);
}
}
BitBlt(hdc, xOffset, yOffset, bmNewWidth, bmNewHeight, preview.hdcSized, 0, 0, SRCCOPY);
if(preview.hdc2)
{
BitBlt(hdc, xOffset + bmNewWidth + spacing, yOffset, bmNewWidth, bmNewHeight, preview.hdcSized2, 0, 0, SRCCOPY);
}
DeleteDC(fr.hdcTarget);
preview.window = window;
@ -744,6 +800,20 @@ LRESULT print_preview(HWND hMainWnd)
return 0;
}
void update_preview(HWND hWnd)
{
RECT rc;
DeleteDC(preview.hdc);
preview.hdc = 0;
preview.window.right = 0;
GetClientRect(hWnd, &rc);
rc.top += SendMessageW(GetDlgItem(hWnd, IDC_REBAR), RB_GETBARHEIGHT, 0, 0);
InvalidateRect(hWnd, &rc, TRUE);
}
LRESULT preview_command(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
switch(LOWORD(wParam))
@ -755,20 +825,37 @@ LRESULT preview_command(HWND hWnd, WPARAM wParam, LPARAM lParam)
case ID_PREVIEW_NEXTPAGE:
case ID_PREVIEW_PREVPAGE:
{
HWND hReBar = GetDlgItem(hWnd, IDC_REBAR);
RECT rc;
if(LOWORD(wParam) == ID_PREVIEW_NEXTPAGE)
preview.page++;
else
preview.page--;
preview.hdc = 0;
preview.window.right = 0;
update_preview(hWnd);
}
break;
GetClientRect(hWnd, &rc);
rc.top += SendMessageW(hReBar, RB_GETBARHEIGHT, 0, 0);
InvalidateRect(hWnd, &rc, TRUE);
case ID_PREVIEW_NUMPAGES:
{
HWND hReBar = GetDlgItem(hWnd, IDC_REBAR);
WCHAR name[MAX_STRING_LEN];
HINSTANCE hInst = (HINSTANCE)GetWindowLongPtrW(hWnd, GWLP_HINSTANCE);
if(preview.hdc2)
{
DeleteDC(preview.hdc2);
preview.hdc2 = 0;
} else
{
if(preview.page == preview.pages)
preview.page--;
preview.hdc2 = (HDC)-1;
}
LoadStringW(hInst, preview.hdc2 ? STRING_PREVIEW_ONEPAGE : STRING_PREVIEW_TWOPAGES,
name, MAX_STRING_LEN);
SetWindowTextW(GetDlgItem(hReBar, ID_PREVIEW_NUMPAGES), name);
update_preview(hWnd);
}
break;

View file

@ -44,6 +44,7 @@
#define ID_PREVIEW_NEXTPAGE 1017
#define ID_PREVIEW_PREVPAGE 1018
#define ID_PREVIEW_NUMPAGES 1019
#define ID_ALIGN_LEFT 1100
#define ID_ALIGN_CENTER 1101
@ -79,7 +80,7 @@
#define ID_TOGGLE_STATUSBAR 1502
#define ID_TOGGLE_RULER 1503
#define PREVIEW_BUTTONS 4
#define PREVIEW_BUTTONS 5
#define FILELIST_ENTRIES 4
#define FILELIST_ENTRY_LENGTH 33
@ -95,7 +96,8 @@
#define BANDID_PREVIEW_BTN2 7
#define BANDID_PREVIEW_BTN3 8
#define BANDID_PREVIEW_BTN4 9
#define BANDID_PREVIEW_BUFFER 10
#define BANDID_PREVIEW_BTN5 10
#define BANDID_PREVIEW_BUFFER 11
#define ID_WORDWRAP_NONE 0
#define ID_WORDWRAP_WINDOW 1
@ -178,9 +180,11 @@
#define STRING_PREVIEW_PRINT 1414
#define STRING_PREVIEW_NEXTPAGE 1415
#define STRING_PREVIEW_PREVPAGE 1416
#define STRING_PREVIEW_CLOSE 1417
#define STRING_PREVIEW_TWOPAGES 1417
#define STRING_PREVIEW_ONEPAGE 1418
#define STRING_PREVIEW_CLOSE 1419
#define STRING_UNITS_CM 1418
#define STRING_UNITS_CM 1420
#define STRING_DEFAULT_FILENAME 1700
#define STRING_PROMPT_SAVE_CHANGES 1701