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winhelp: Get rid of the reuse concept for Windows and refactor the code a bit for window creation / deletion.

This commit is contained in:
Eric Pouech 2008-04-22 21:59:31 +02:00 committed by Alexandre Julliard
parent faaccca59b
commit 7a608ea627
1 changed files with 116 additions and 139 deletions
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255
programs/winhelp/winhelp.c
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@ -52,6 +52,7 @@ static BOOL WINHELP_SplitLines(HWND hWnd, LPSIZE);
static void WINHELP_InitFonts(HWND hWnd); static void WINHELP_InitFonts(HWND hWnd);
static void WINHELP_DeleteLines(WINHELP_WINDOW*); static void WINHELP_DeleteLines(WINHELP_WINDOW*);
static void WINHELP_DeleteWindow(WINHELP_WINDOW*); static void WINHELP_DeleteWindow(WINHELP_WINDOW*);
static void WINHELP_DeleteButtons(WINHELP_WINDOW*);
static void WINHELP_SetupText(HWND hWnd); static void WINHELP_SetupText(HWND hWnd);
static WINHELP_LINE_PART* WINHELP_IsOverLink(WINHELP_WINDOW*, WPARAM, LPARAM); static WINHELP_LINE_PART* WINHELP_IsOverLink(WINHELP_WINDOW*, WPARAM, LPARAM);
@ -478,93 +479,41 @@ void WINHELP_LayoutMainWindow(WINHELP_WINDOW* win)
} }
/****************************************************************** static void WINHELP_AddHistory(WINHELP_WINDOW* win, HLPFILE_PAGE* page)
* WINHELP_ReuseWindow
*
*
*/
static BOOL WINHELP_ReuseWindow(WINHELP_WINDOW* win, WINHELP_WINDOW* oldwin,
HLPFILE_PAGE* page, int nCmdShow)
{ {
HWND hTextWnd = GetDlgItem(oldwin->hMainWnd, CTL_ID_TEXT); unsigned i, num;
unsigned int i;
win->hMainWnd = oldwin->hMainWnd; /* FIXME: when using back, we shouldn't update the history... */
win->hHistoryWnd = oldwin->hHistoryWnd; for (i = 0; i < win->histIndex; i++)
oldwin->hMainWnd = oldwin->hHistoryWnd = 0; if (win->history[i] == page) break;
win->hBrush = CreateSolidBrush(win->info->sr_color);
SetWindowLongPtr(win->hMainWnd, 0, (ULONG_PTR)win); /* if the new page is already in the history, do nothing */
SetWindowLongPtr(hTextWnd, 0, (ULONG_PTR)win); if (i == win->histIndex)
SetWindowLongPtr(win->hHistoryWnd, 0, (ULONG_PTR)win);
WINHELP_InitFonts(win->hMainWnd);
if (page)
SetWindowText(win->hMainWnd, page->file->lpszTitle);
WINHELP_SetupText(hTextWnd);
InvalidateRect(hTextWnd, NULL, TRUE);
WINHELP_LayoutMainWindow(win);
ShowWindow(win->hMainWnd, nCmdShow);
UpdateWindow(hTextWnd);
if (!(win->info->win_style & WS_POPUP))
{ {
unsigned num; num = sizeof(win->history) / sizeof(win->history[0]);
if (win->histIndex == num)
memcpy(win->history, oldwin->history, sizeof(win->history));
win->histIndex = oldwin->histIndex;
/* FIXME: when using back, we shouldn't update the history... */
if (page)
{ {
for (i = 0; i < win->histIndex; i++) /* we're full, remove latest entry */
if (win->history[i] == page) break; HLPFILE_FreeHlpFile(win->history[0]->file);
memmove(&win->history[0], &win->history[1],
/* if the new page is already in the history, do nothing */ (num - 1) * sizeof(win->history[0]));
if (i == win->histIndex) win->histIndex--;
{
num = sizeof(win->history) / sizeof(win->history[0]);
if (win->histIndex == num)
{
/* we're full, remove latest entry */
HLPFILE_FreeHlpFile(win->history[0]->file);
memmove(&win->history[0], &win->history[1],
(num - 1) * sizeof(win->history[0]));
win->histIndex--;
}
win->history[win->histIndex++] = page;
page->file->wRefCount++;
if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
}
}
memcpy(win->back, oldwin->back, sizeof(win->back));
win->backIndex = oldwin->backIndex;
if (page)
{
num = sizeof(win->back) / sizeof(win->back[0]);
if (win->backIndex == num)
{
/* we're full, remove latest entry */
HLPFILE_FreeHlpFile(win->back[0]->file);
memmove(&win->back[0], &win->back[1],
(num - 1) * sizeof(win->back[0]));
win->backIndex--;
}
win->back[win->backIndex++] = page;
page->file->wRefCount++;
} }
win->history[win->histIndex++] = page;
page->file->wRefCount++;
if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
} }
else
win->backIndex = win->histIndex = 0;
oldwin->histIndex = oldwin->backIndex = 0; num = sizeof(win->back) / sizeof(win->back[0]);
WINHELP_DeleteWindow(oldwin); if (win->backIndex == num)
return TRUE; {
/* we're full, remove latest entry */
HLPFILE_FreeHlpFile(win->back[0]->file);
memmove(&win->back[0], &win->back[1], (num - 1) * sizeof(win->back[0]));
win->backIndex--;
}
win->back[win->backIndex++] = page;
page->file->wRefCount++;
} }
/*********************************************************************** /***********************************************************************
@ -574,38 +523,72 @@ static BOOL WINHELP_ReuseWindow(WINHELP_WINDOW* win, WINHELP_WINDOW* oldwin,
BOOL WINHELP_CreateHelpWindow(HLPFILE_PAGE* page, HLPFILE_WINDOWINFO* wi, BOOL WINHELP_CreateHelpWindow(HLPFILE_PAGE* page, HLPFILE_WINDOWINFO* wi,
int nCmdShow) int nCmdShow)
{ {
WINHELP_WINDOW *win, *oldwin; WINHELP_WINDOW* win = NULL;
HWND hWnd; BOOL bPrimary, bPopup, bReUsed = FALSE;
BOOL bPrimary; LPSTR name;
BOOL bPopup;
LPSTR name;
DWORD ex_style;
bPrimary = !lstrcmpi(wi->name, "main"); bPrimary = !lstrcmpi(wi->name, "main");
bPopup = !bPrimary && (wi->win_style & WS_POPUP); bPopup = !bPrimary && (wi->win_style & WS_POPUP);
if (page && !page->first_paragraph) HLPFILE_BrowsePage(page); if (page && !page->first_paragraph) HLPFILE_BrowsePage(page);
/* Initialize WINHELP_WINDOW struct */ if (!bPopup)
win = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, {
sizeof(WINHELP_WINDOW) + strlen(wi->name) + 1); for (win = Globals.win_list; win; win = win->next)
if (!win) return FALSE; {
if (!lstrcmpi(win->lpszName, wi->name))
{
WINHELP_DeleteButtons(win);
bReUsed = TRUE;
SetWindowText(win->hMainWnd, wi->caption);
if (wi->origin.x != CW_USEDEFAULT &&
wi->origin.y != CW_USEDEFAULT)
SetWindowPos(win->hMainWnd, HWND_TOP,
wi->origin.x, wi->origin.y, 0, 0, SWP_NOSIZE);
if (wi->size.cx != CW_USEDEFAULT &&
wi->size.cy != CW_USEDEFAULT)
SetWindowPos(win->hMainWnd, HWND_TOP,
0, 0, wi->size.cx, wi->size.cy, SWP_NOMOVE);
WINHELP_InitFonts(win->hMainWnd);
win->next = Globals.win_list; win->page = page;
Globals.win_list = win; win->info = wi;
WINHELP_SetupText(GetDlgItem(win->hMainWnd, CTL_ID_TEXT));
InvalidateRect(win->hMainWnd, NULL, TRUE);
if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
break;
}
}
}
name = (char*)win + sizeof(WINHELP_WINDOW); if (!win)
lstrcpy(name, wi->name); {
win->lpszName = name; /* Initialize WINHELP_WINDOW struct */
win = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(WINHELP_WINDOW) + strlen(wi->name) + 1);
if (!win) return FALSE;
win->next = Globals.win_list;
Globals.win_list = win;
name = (char*)win + sizeof(WINHELP_WINDOW);
lstrcpy(name, wi->name);
win->lpszName = name;
win->hHandCur = LoadCursorW(0, (LPWSTR)IDC_HAND);
win->histIndex = win->backIndex = 0;
}
win->page = page; win->page = page;
win->info = wi;
win->hArrowCur = LoadCursorA(0, (LPSTR)IDC_ARROW); win->hArrowCur = LoadCursorA(0, (LPSTR)IDC_ARROW);
win->hHandCur = LoadCursorA(0, (LPSTR)IDC_HAND); win->hHandCur = LoadCursorA(0, (LPSTR)IDC_HAND);
win->info = wi; if (!bPopup && page)
{
WINHELP_AddHistory(win, page);
}
Globals.active_win = win; if (!bPopup)
Globals.active_win = win;
/* Initialize default pushbuttons */ /* Initialize default pushbuttons */
if (bPrimary && page) if (bPrimary && page)
@ -635,46 +618,29 @@ BOOL WINHELP_CreateHelpWindow(HLPFILE_PAGE* page, HLPFILE_WINDOWINFO* wi,
MACRO_ExecuteMacro(macro->lpszMacro); MACRO_ExecuteMacro(macro->lpszMacro);
} }
/* Reuse existing window */ if (!bReUsed)
if (!bPopup)
{ {
for (oldwin = win->next; oldwin; oldwin = oldwin->next) win->hMainWnd = CreateWindowEx((bPopup) ? WS_EX_TOOLWINDOW : 0, MAIN_WIN_CLASS_NAME,
{ wi->caption,
if (!lstrcmpi(oldwin->lpszName, wi->name)) bPrimary ? WS_OVERLAPPEDWINDOW : wi->win_style,
{ wi->origin.x, wi->origin.y, wi->size.cx, wi->size.cy,
return WINHELP_ReuseWindow(win, oldwin, page, nCmdShow); bPopup ? Globals.active_win->hMainWnd : NULL,
} bPrimary ? LoadMenu(Globals.hInstance, MAKEINTRESOURCE(MAIN_MENU)) : 0,
} Globals.hInstance, win);
if (page) if (!bPopup)
{ /* Create button box and text Window */
win->histIndex = win->backIndex = 1; CreateWindow(BUTTON_BOX_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
win->history[0] = win->back[0] = page; 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_BUTTON, Globals.hInstance, NULL);
page->file->wRefCount += 2;
strcpy(wi->caption, page->file->lpszTitle); CreateWindow(TEXT_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
} 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_TEXT, Globals.hInstance, win);
} }
ex_style = 0;
if (bPopup) ex_style = WS_EX_TOOLWINDOW;
hWnd = CreateWindowEx(ex_style, MAIN_WIN_CLASS_NAME,
wi->caption,
bPrimary ? WS_OVERLAPPEDWINDOW : wi->win_style,
wi->origin.x, wi->origin.y, wi->size.cx, wi->size.cy,
NULL, bPrimary ? LoadMenu(Globals.hInstance, MAKEINTRESOURCE(MAIN_MENU)) : 0,
Globals.hInstance, win);
/* Create button box and text Window */
if (!bPopup)
CreateWindow(BUTTON_BOX_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
0, 0, 0, 0, hWnd, (HMENU)CTL_ID_BUTTON, Globals.hInstance, NULL);
CreateWindow(TEXT_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
0, 0, 0, 0, hWnd, (HMENU)CTL_ID_TEXT, Globals.hInstance, win);
WINHELP_LayoutMainWindow(win); WINHELP_LayoutMainWindow(win);
if (bPopup) Globals.hPopupWnd = hWnd; if (bPopup) Globals.hPopupWnd = win->hMainWnd;
ShowWindow(hWnd, nCmdShow); ShowWindow(win->hMainWnd, nCmdShow);
UpdateWindow(hWnd); UpdateWindow(win->hMainWnd);
return TRUE; return TRUE;
} }
@ -1802,6 +1768,24 @@ static void WINHELP_DeleteLines(WINHELP_WINDOW *win)
win->first_line = 0; win->first_line = 0;
} }
/******************************************************************
* WINHELP_DeleteButtons
*
*/
static void WINHELP_DeleteButtons(WINHELP_WINDOW* win)
{
WINHELP_BUTTON* b;
WINHELP_BUTTON* bp;
for (b = win->first_button; b; b = bp)
{
DestroyWindow(b->hWnd);
bp = b->next;
HeapFree(GetProcessHeap(), 0, b);
}
win->first_button = NULL;
}
/*********************************************************************** /***********************************************************************
* *
* WINHELP_DeleteWindow * WINHELP_DeleteWindow
@ -1810,8 +1794,6 @@ static void WINHELP_DeleteWindow(WINHELP_WINDOW* win)
{ {
WINHELP_WINDOW** w; WINHELP_WINDOW** w;
unsigned int i; unsigned int i;
WINHELP_BUTTON* b;
WINHELP_BUTTON* bp;
for (w = &Globals.win_list; *w; w = &(*w)->next) for (w = &Globals.win_list; *w; w = &(*w)->next)
{ {
@ -1829,12 +1811,7 @@ static void WINHELP_DeleteWindow(WINHELP_WINDOW* win)
SetActiveWindow(Globals.win_list->hMainWnd); SetActiveWindow(Globals.win_list->hMainWnd);
} }
for (b = win->first_button; b; b = bp) WINHELP_DeleteButtons(win);
{
DestroyWindow(b->hWnd);
bp = b->next;
HeapFree(GetProcessHeap(), 0, b);
}
if (win->hShadowWnd) DestroyWindow(win->hShadowWnd); if (win->hShadowWnd) DestroyWindow(win->hShadowWnd);
if (win->hHistoryWnd) DestroyWindow(win->hHistoryWnd); if (win->hHistoryWnd) DestroyWindow(win->hHistoryWnd);