WebSVN – filter_foundry – Diff – /trunk/ui_win.c

 /*
     This file is part of "Filter Foundry", a filter plugin for Adobe Photoshop
     Copyright (C) 2003-7 Toby Thain, toby@telegraphics.com.au
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
     (at your option) any later version.
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
     You should have received a copy of the GNU General Public License
     along with this program; if not, write to the Free Software
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 /* Win32 user interface routines */
 #include "ff.h"
 #include "version.h"
 HWND preview_hwnd;
+HCURSOR hCurHandOpen;
+HCURSOR hCurHandGrab;
 extern HANDLE hDllInstance;
 void DoAbout(AboutRecordPtr pb){
         char s[0x200];
         if(gdata && gdata->standalone)
                 sprintf(s+n, "Standalone filter:\n%s by %s.\n%s",
                         INPLACEP2CSTR(gdata->parm.title),
                         INPLACEP2CSTR(gdata->parm.author),
                         INPLACEP2CSTR(gdata->parm.copyright));
         else
                 strcat(s,
 "Latest version available from http://www.telegraphics.com.au/sw/\n\
 Please contact the author with any bug reports, suggestions or comments.\n\
 If you use this program and like it, please consider making a donation\n\
 through www.paypal.com (US$5 suggested) to the address above.");
         POINT newpos;
         DRAWITEMSTRUCT *pdi;
         Point newscroll;
         HFONT hfnt;
         char s[0x100];
         extern Boolean doupdates;
         extern Handle preview_handle;
         switch(wMsg){
         case WM_INITDIALOG:
+                gdata->hWndMainDlg = hDlg;
                 if(gdata->standalone){
                         myp2cstrcpy(s,gdata->parm.title);
                         SetWindowText(hDlg,s); // window title bar
+                }
                 centre_window(hDlg);
                 // see http://msdn.microsoft.com/library/default.asp?url=/library/en-us/gdi/fontext_3pbo.asp
                 hfnt = GetStockObject(ANSI_FIXED_FONT);
+                hCurHandOpen = LoadCursor(hDllInstance, MAKEINTRESOURCE(IDC_FF_HAND_OPEN));
+                hCurHandGrab = LoadCursor(hDllInstance, MAKEINTRESOURCE(IDC_FF_HAND_GRAB));
                 preview_hwnd = GetDlgItem(hDlg, PREVIEWITEM);
                 GetClientRect(preview_hwnd, &preview_rect);
+                SetClassLongPtr(preview_hwnd, GCL_HCURSOR, (LONG_PTR)hCurHandOpen);
                 for(i = 0; i < 8; ++i){
                         SendDlgItemMessage(hDlg,FIRSTCTLITEM+i,         TBM_SETRANGE,TRUE,MAKELONG(0,255));
                         SendDlgItemMessage(hDlg,FIRSTCTLITEM+i,         TBM_SETTICFREQ,SLIDERPAGE,0);
                         SendDlgItemMessage(hDlg,FIRSTCTLITEM+i,         TBM_SETPAGESIZE,0,SLIDERPAGE);
                         SendDlgItemMessage(hDlg,FIRSTCTLTEXTITEM+i,     EM_SETLIMITTEXT,3,0);
+                }
                 for(i = 0; i < 4; ++i){
-                        SendDlgItemMessage(hDlg,FIRSTEXPRITEM+i,        EM_SETLIMITTEXT,MAXEXPR,0);
+                        SendDlgItemMessage(hDlg,FIRSTEXPRITEM+i,        EM_SETLIMITTEXT,MAXEXPR-1,0); // we need 1 byte as NUL terminator, so our formula can be max 1023
                         SendDlgItemMessage(hDlg,FIRSTEXPRITEM+i,        WM_SETFONT,(WPARAM)hfnt,false);
+                }
                 maindlginit(hDlg);
                 break;
+        case WM_DESTROY:
+                gdata->hWndMainDlg = 0;
+                break;
         case WM_DRAWITEM:
                 pdi = (DRAWITEMSTRUCT*)lParam;
                 if(pdi->itemAction == ODA_DRAWENTIRE){
                         switch(pdi->CtlID){
                         case PREVIEWITEM:
                 switch(HIWORD(wParam)){
                 case BN_CLICKED: //case STN_CLICKED:
                         if(item==PREVIEWITEM && GetCursorPos(&origpos)){
                                 panning = true;
                                 origscroll = preview_scroll;
+                                SetCursor(hCurHandGrab);
                                 SetCapture(hDlg);
                                 break;
+                        }
                 case EN_CHANGE:
                         if(doupdates && !maindlgitem(hDlg,item))
         return true;
+}
 Boolean maindialog(FilterRecordPtr pb){
+        // For the preview image, we register a class, so that we can assign a mouse cursor to this class.
+        WNDCLASSEX clx;
+        clx.cbSize = sizeof(WNDCLASSEX);
+        GetClassInfoEx(hDllInstance, "Static", &clx);
+        clx.lpszClassName = "Preview";
+        RegisterClassEx(&clx);
+        // Now show the dialog
         PlatformData *p = pb->platformData;
         return DialogBoxParam(hDllInstance,MAKEINTRESOURCE(gdata->standalone ? ID_PARAMDLG : ID_MAINDLG),
                                                   (HWND)p->hwnd,maindlgproc,0) == IDOK;
+}

Subversion Repositories filter_foundry

filter_foundry/trunk/ui_win.c – Rev 102 → 106