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Convert "About..." hyperlink buttons to show as hyperlinks

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This commit is contained in:
Earle F. Philhower III 2004-03-27 06:49:07 +00:00
parent 6c3be4819b
commit 4ece133679
2 changed files with 139 additions and 4 deletions
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12
hw/xwin/XWin.rc
View file

@ -41,10 +41,14 @@ STYLE WS_POPUP | WS_CAPTION | WS_SYSMENU | WS_VISIBLE | WS_TABSTOP | DS_CENTER
CAPTION "Cygwin/X - About"
FONT 8, "MS Sans Serif"
BEGIN
PUSHBUTTON "Cygwin/X Website", ID_ABOUT_WEBSITE, 30, 45, 75, 15
PUSHBUTTON "Change Log", ID_ABOUT_CHANGELOG, 135, 45, 75, 15
PUSHBUTTON "User's Guide", ID_ABOUT_UG, 30, 65, 75, 15
PUSHBUTTON "FAQ", ID_ABOUT_FAQ, 135, 65, 75, 15
CONTROL "Cygwin/X Website", ID_ABOUT_WEBSITE, "Button",
BS_OWNERDRAW | WS_TABSTOP, 30, 45, 75, 15
CONTROL "Change Log", ID_ABOUT_CHANGELOG, "Button",
BS_OWNERDRAW | WS_TABSTOP, 135, 45, 75, 15
CONTROL "User's Guide", ID_ABOUT_UG, "Button",
BS_OWNERDRAW | WS_TABSTOP, 30, 65, 75, 15
CONTROL "FAQ", ID_ABOUT_FAQ, "Button",
BS_OWNERDRAW | WS_TABSTOP, 135, 65, 75, 15
DEFPUSHBUTTON "Dismiss", IDOK, 95, 85, 50, 15

131
hw/xwin/windialogs.c
View file

@ -26,9 +26,11 @@
*from Harold L Hunt II.
*
* Authors: Harold L Hunt II
* Earle F. Philhower III
*/
#include "win.h"
#include <sys/cygwin.h>
#include <shellapi.h>
@ -59,6 +61,110 @@ winAboutDlgProc (HWND hDialog, UINT message,
WPARAM wParam, LPARAM lParam);
static void
winDrawURLWindow (LPARAM lParam);
static LRESULT CALLBACK
winURLWndProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);
static void
winOverrideURLButton (HWND hdlg, int id);
static void
winUnoverrideURLButton (HWND hdlg, int id);
/*
* Owner-draw a button as a URL
*/
static void
winDrawURLWindow (LPARAM lParam)
{
DRAWITEMSTRUCT *draw;
char str[256];
RECT rect;
HFONT font;
COLORREF crText;
draw = (DRAWITEMSTRUCT *) lParam;
GetWindowText (draw->hwndItem, str, sizeof(str));
str[255] = 0;
GetClientRect (draw->hwndItem, &rect);
/* Color the button depending upon its state */
if (draw->itemState & ODS_SELECTED)
crText = RGB(128+64,0,0);
else if (draw->itemState & ODS_FOCUS)
crText = RGB(0,128+64,0);
else
crText = RGB(0,0,128+64);
SetTextColor (draw->hDC, crText);
/* Create underlined font 14 high, standard dialog font */
font = CreateFont (-14, 0, 0, 0, FW_NORMAL, FALSE, TRUE, FALSE,
0, 0, 0, 0, 0, "MS Sans Serif");
if (!font)
{
ErrorF ("winDrawURLWindow: Unable to create URL font, bailing.\n");
return;
}
/* Draw it */
SetBkMode (draw->hDC, OPAQUE);
SelectObject (draw->hDC, font);
DrawText (draw->hDC, str, strlen (str),&rect,DT_CENTER | DT_VCENTER);
/* Delete the created font, replace it with stock font */
DeleteObject (SelectObject (draw->hDC, GetStockObject (ANSI_VAR_FONT)));
}
/*
* WndProc for overridden buttons
*/
static LRESULT CALLBACK
winURLWndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
WNDPROC origCB = NULL;
/* If it's a SetCursor message, tell it to the hand */
if (msg==WM_SETCURSOR) {
SetCursor(LoadCursor(NULL, IDC_HAND));
return TRUE;
}
origCB = (WNDPROC)GetWindowLong (hwnd, GWL_USERDATA);
/* Otherwise fall through to original WndProc */
if (origCB)
return CallWindowProc (origCB, hwnd, msg, wParam, lParam);
else
return FALSE;
}
/*
* Register and unregister the custom WndProc
*/
static void
winOverrideURLButton (HWND hwnd, int id)
{
WNDPROC origCB;
origCB = (WNDPROC)SetWindowLong (GetDlgItem (hwnd, id),
GWL_WNDPROC, (LONG)winURLWndProc);
SetWindowLong (GetDlgItem (hwnd, id), GWL_USERDATA, (LONG)origCB);
}
static void
winUnoverrideURLButton (HWND hwnd, int id)
{
WNDPROC origCB;
origCB = (WNDPROC)SetWindowLong (GetDlgItem (hwnd, id),
GWL_USERDATA, 0);
if (origCB)
SetWindowLong (GetDlgItem (hwnd, id), GWL_WNDPROC, (LONG)origCB);
}
/*
* Center a dialog window in the desktop window
*/
@ -459,6 +565,17 @@ winAboutDlgProc (HWND hwndDialog, UINT message,
ICON_SMALL,
(LPARAM) LoadIcon (g_hInstance, MAKEINTRESOURCE(IDI_XWIN)));
/* Override the URL buttons */
winOverrideURLButton (hwndDialog, ID_ABOUT_CHANGELOG);
winOverrideURLButton (hwndDialog, ID_ABOUT_WEBSITE);
winOverrideURLButton (hwndDialog, ID_ABOUT_UG);
winOverrideURLButton (hwndDialog, ID_ABOUT_FAQ);
return TRUE;
case WM_DRAWITEM:
/* Draw the URL buttons as needed */
winDrawURLWindow (lParam);
return TRUE;
case WM_MOUSEMOVE:
@ -483,6 +600,13 @@ winAboutDlgProc (HWND hwndDialog, UINT message,
/* Fix to make sure keyboard focus isn't trapped */
PostMessage (s_pScreenPriv->hwndScreen, WM_NULL, 0, 0);
/* Restore window procedures for URL buttons */
winUnoverrideURLButton (hwndDialog, ID_ABOUT_CHANGELOG);
winUnoverrideURLButton (hwndDialog, ID_ABOUT_WEBSITE);
winUnoverrideURLButton (hwndDialog, ID_ABOUT_UG);
winUnoverrideURLButton (hwndDialog, ID_ABOUT_FAQ);
return TRUE;
case ID_ABOUT_CHANGELOG:
@ -580,6 +704,13 @@ winAboutDlgProc (HWND hwndDialog, UINT message,
/* Fix to make sure keyboard focus isn't trapped */
PostMessage (s_pScreenPriv->hwndScreen, WM_NULL, 0, 0);
/* Restore window procedures for URL buttons */
winUnoverrideURLButton (hwndDialog, ID_ABOUT_CHANGELOG);
winUnoverrideURLButton (hwndDialog, ID_ABOUT_WEBSITE);
winUnoverrideURLButton (hwndDialog, ID_ABOUT_UG);
winUnoverrideURLButton (hwndDialog, ID_ABOUT_FAQ);
return TRUE;
}