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Added changing mouse cursor when over a help topic link.

This commit is contained in:
Chris Morgan 2000-10-13 23:07:43 +00:00 committed by Alexandre Julliard
parent 4b3afdcce0
commit 4494a500d6
2 changed files with 56 additions and 12 deletions
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65
programs/winhelp/winhelp.c
View File

@ -6,7 +6,7 @@
#include <stdio.h>
#include <string.h>
#include "windows.h"
#include "winbase.h"
#include "windowsx.h"
#include "winhelp.h"
@ -27,6 +27,7 @@ static VOID WINHELP_SetupText(HWND hWnd);
static BOOL WINHELP_AppendText(WINHELP_LINE***, WINHELP_LINE_PART***,
LPSIZE, LPSIZE, INT*, INT, LPCSTR, UINT,
HFONT, COLORREF, HLPFILE_LINK*);
static WINHELP_LINE_PART* WINHELP_IsOverLink(HWND hWnd, WPARAM wParam, LPARAM lParam);
WINHELP_GLOBALS Globals = {3, 0, 0, 0, 0, 0};
@ -241,6 +242,7 @@ VOID WINHELP_CreateHelpWindow(LPCSTR lpszFile, LONG lHash, LPCSTR lpszWindow,
win->lpszName = ptr;
}
else win->lpszName = NULL;
win->page = page;
win->first_button = 0;
win->first_line = 0;
@ -249,6 +251,9 @@ VOID WINHELP_CreateHelpWindow(LPCSTR lpszFile, LONG lHash, LPCSTR lpszWindow,
win->hTextWnd = 0;
win->hShadowWnd = 0;
win->hArrowCur = LoadCursorA(0, IDC_ARROWA);
win->hHandCur = LoadCursorA(0, IDC_HANDA);
Globals.active_win = win;
/* Initialize default pushbuttons */
@ -620,24 +625,32 @@ static LRESULT CALLBACK WINHELP_TextWndProc (HWND hWnd, UINT msg, WPARAM wParam,
EndPaint (hWnd, &ps);
break;
case WM_MOUSEMOVE:
win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
if(WINHELP_IsOverLink(hWnd, wParam, lParam))
SetCursor(win->hHandCur); /* set to hand pointer cursor to indicate a link */
else
SetCursor(win->hArrowCur); /* set to hand pointer cursor to indicate a link */
break;
case WM_LBUTTONDOWN:
win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
scroll_pos = GetScrollPos(hWnd, SB_VERT);
hPopupWnd = Globals.hPopupWnd;
Globals.hPopupWnd = 0;
mouse.x = LOWORD(lParam);
mouse.y = HIWORD(lParam);
for (line = win->first_line; line; line = line->next)
for (part = &line->first_part; part; part = part->next)
if (part->link.lpszPath &&
part->rect.left <= mouse.x &&
part->rect.right >= mouse.x &&
part->rect.top <= mouse.y + scroll_pos &&
part->rect.bottom >= mouse.y + scroll_pos)
WINHELP_CreateHelpWindow(part->link.lpszPath, part->link.lHash, NULL,
part = WINHELP_IsOverLink(hWnd, wParam, lParam);
if(part)
{
mouse.x = LOWORD(lParam);
mouse.y = HIWORD(lParam);
WINHELP_CreateHelpWindow(part->link.lpszPath, part->link.lHash, NULL,
part->link.bPopup, hWnd, &mouse, SW_NORMAL);
}
if (hPopupWnd)
DestroyWindow(hPopupWnd);
break;
@ -1052,6 +1065,34 @@ INT WINHELP_MessageBoxIDS_s(UINT ids_text, LPCSTR str, UINT ids_title, WORD type
return(MessageBox(0, newtext, title, type));
}
WINHELP_LINE_PART* WINHELP_IsOverLink(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
WINHELP_WINDOW* win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
POINT mouse;
WINHELP_LINE *line;
WINHELP_LINE_PART *part;
int scroll_pos = GetScrollPos(hWnd, SB_VERT);
mouse.x = LOWORD(lParam);
mouse.y = HIWORD(lParam);
for (line = win->first_line; line; line = line->next)
{
for (part = &line->first_part; part; part = part->next)
{
if (part->link.lpszPath &&
part->rect.left <= mouse.x &&
part->rect.right >= mouse.x &&
part->rect.top <= mouse.y + scroll_pos &&
part->rect.bottom >= mouse.y + scroll_pos)
{
return part;
}
}
}
return NULL;
}
/* Local Variables: */
/* c-file-style: "GNU" */
/* End: */

3
programs/winhelp/winhelp.h
View File

@ -78,6 +78,9 @@ typedef struct tagWinHelp
HFONT (*fonts)[2];
UINT fonts_len;
HCURSOR hArrowCur;
HCURSOR hHandCur;
HGLOBAL hSelf;
struct tagWinHelp *next;
} WINHELP_WINDOW;