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

 #include "version.h"
 HWND preview_hwnd;
 HCURSOR hCurHandOpen;
 HCURSOR hCurHandGrab;
 HCURSOR hCurHandQuestion;
-HCURSOR hCurHandPoint;
+HICON hIconCautionSign;
 extern HINSTANCE hDllInstance;
 void DoAbout(AboutRecordPtr pb){
         char text[1000];
                 hfnt = GetStockObject(ANSI_FIXED_FONT);
                 hCurHandOpen = LoadCursor(hDllInstance, "HAND_OPEN");
                 hCurHandGrab = LoadCursor(hDllInstance, "HAND_GRAB");
                 hCurHandQuestion = LoadCursor(hDllInstance, "HAND_QUESTION");
-                hCurHandPoint = LoadCursor(NULL, IDC_HAND);
+                hIconCautionSign = LoadIcon(hDllInstance, "CAUTION_ICO");
+                // Note: The whole class "Preview" gets the mouse cursor, not just the single item!
                 preview_hwnd = GetDlgItem(hDlg, PREVIEWITEM);
                 GetClientRect(preview_hwnd, &preview_rect);
                 SetClassLongPtr(preview_hwnd, GCLP_HCURSOR, (LONG_PTR)hCurHandOpen);
+                // Note: The whole class "Caution" gets the mouse cursor, not just the single item!
                 SetClassLongPtr(GetDlgItem(hDlg, FIRSTICONITEM), GCLP_HCURSOR, (LONG_PTR)hCurHandQuestion);
                 for(i = 0; i < 4; ++i){
-                        // If Visual Themes are applied, SS_ICON will be ignored for controls which are not exactly "STATIC" class.
-                        // Our derivated "CautionSign" class won't work. So we need to set the icon explicitly.
-                        SendDlgItemMessage(hDlg, FIRSTICONITEM+i, STM_SETICON, (WPARAM)LoadImage(hDllInstance, "CAUTION_ICO",IMAGE_ICON,16,16, LR_DEFAULTCOLOR), 0);
-                        CreateToolTip(FIRSTICONITEM + i, hDlg, _strdup("Syntax error! Click to see details."));
+                        CreateToolTip(FIRSTICONITEM + i, hDlg, _strdup("Error in expression! Click to see details."));
+                }
                 CreateToolTip(ZOOMINITEM, hDlg, _strdup("Zoom in"));
                 CreateToolTip(ZOOMOUTITEM, hDlg, _strdup("Zoom out"));
                 CreateToolTip(ZOOMLEVELITEM, hDlg, _strdup("Fully zoom in/out"));
-                // Note: Actually, the whole class gets the cursor, not just these three controls!!
-                if (hCurHandPoint) {
-                        SetClassLongPtr(GetDlgItem(hDlg, ZOOMINITEM), GCLP_HCURSOR, (LONG_PTR)hCurHandPoint);
-                        SetClassLongPtr(GetDlgItem(hDlg, ZOOMOUTITEM), GCLP_HCURSOR, (LONG_PTR)hCurHandPoint);
-                        SetClassLongPtr(GetDlgItem(hDlg, ZOOMLEVELITEM), GCLP_HCURSOR, (LONG_PTR)hCurHandPoint);
-                }
                 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);
         case WM_DESTROY:
                 gdata->hWndMainDlg = 0;
                 DestroyCursor(hCurHandOpen);
                 DestroyCursor(hCurHandGrab);
                 DestroyCursor(hCurHandQuestion);
+                DestroyIcon(hIconCautionSign);
                 break;
         case WM_DRAWITEM:
                 pdi = (DRAWITEMSTRUCT*)lParam;
                 if(pdi->itemAction == ODA_DRAWENTIRE){
                         switch(pdi->CtlID){
                         case PREVIEWITEM:
                                 drawpreview(hDlg,pdi->hDC,PILOCKHANDLE(preview_handle,false));
                                 PIUNLOCKHANDLE(preview_handle);
                                 break;
+                        case FIRSTICONITEM:
+                        case FIRSTICONITEM + 1:
+                        case FIRSTICONITEM + 2:
+                        case FIRSTICONITEM + 3:
+                                DrawIcon(pdi->hDC, 0, 0, hIconCautionSign);
+                                break;
                         default:
                                 return false;
+                        }
                 }else
                         return false; // we couldn't handle the message
                 break;
         case WM_COMMAND:
                 item = LOWORD(wParam);
                 switch(HIWORD(wParam)){
-                case BN_CLICKED: //case STN_CLICKED:
+                //case BN_CLICKED:
+                case STN_CLICKED:
+                        // BN_CLICKED = Button clicked
+                        // STN_CLICKED = Static controls with SS_NOTIFY clicked
+                        // Both have the same ordinal number
                         if(item==PREVIEWITEM && GetCursorPos(&origpos)){
                                 panning = true;
                                 origscroll = preview_scroll;
                                 SetCursor(hCurHandGrab);
                                 SetCapture(hDlg);
         // ALL Versions of Windows show the confusing error message "Invalid Cursor Handle" when DialogBoxParamA
         // tries to open a dialog with a control which class is unknown.
         // "msctls_trackbar32" is not included in Windows NT 3.1, and since there is no OCX or RegSvr32,
         // there seems no possibility to support this version of Windows at this point.
         if (GetClassInfo(hDllInstance, "msctls_trackbar32", &clx) == 0) {
-                simplealert("This plugin requires the Microsoft Trackbar Control (msctls_trackbar32) which is not found on your system.");
+                //simplealert(_strdup("This plugin requires the Microsoft Trackbar Control (msctls_trackbar32) which was not found on your system."));
-                return false;
+                //return false;
-        }
-        // For the preview image, we register a class, so that we can assign a mouse cursor to this class.
+                // We simply hide the sliders and let the user enter the numeric values in the edit-box.
+                // At least the plugin runs on Windows NT 3.1 !
+                simplewarning(_strdup("Visual sliders are not available because the Microsoft Trackbar Control (msctls_trackbar32) was not found on your system."));
-        GetClassInfo(hDllInstance, "STATIC", &clx);
+                GetClassInfo(hDllInstance, "STATIC", &clx);
-        clx.lpszClassName = "Preview";
+                clx.lpszClassName = "msctls_trackbar32";
-        if (RegisterClass(&clx) == 0) {
+                if (RegisterClass(&clx) == 0) {
-                char s[100];
+                        char s[100];
-                strcpy(s, "RegisterClass failed: ");
+                        strcpy(s, "RegisterClass failed: ");
-                FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(), 0, s + strlen(s), 0x100, NULL);
+                        FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(), 0, s + strlen(s), 0x100, NULL);
-                dbg(s);
+                        dbg(s);
+                }
+        }
-        // For the caution images, we register a class, so that we can assign a mouse cursor to this class.
+        // For the preview image and caution symbols, we register a class, so that we can assign a mouse cursor to this class.
         GetClassInfo(hDllInstance, "STATIC", &clx);
+        clx.lpszClassName = "Preview";
+        if (RegisterClass(&clx) == 0) {
+                char s[100];
+                strcpy(s, "RegisterClass failed: ");
+                FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(), 0, s + strlen(s), 0x100, NULL);
+                dbg(s);
+        }
+        GetClassInfo(hDllInstance, "Button", &clx);
-        clx.lpszClassName = "CautionSign";
+        clx.lpszClassName = "Caution";
         if (RegisterClass(&clx) == 0) {
                 char s[100];
                 strcpy(s, "RegisterClass failed: ");
                 FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(), 0, s + strlen(s), 0x100, NULL);
                 dbg(s);
+        }
         // Now show the dialog
         p = (PlatformData*)pb->platformData;
+        // Note: "Invalid Cursor Handle" is the error when an unrecognized control class is detected
         res = DialogBoxParam(hDllInstance,MAKEINTRESOURCE(gdata->standalone ? ID_PARAMDLG : ID_MAINDLG),
                              (HWND)p->hwnd,maindlgproc,0);
         if (res == 0) {
-                simplealert("DialogBoxParam in valid parent window handle");
+                simplealert(_strdup("DialogBoxParam in valid parent window handle"));
+        }
         if (res == -1) {
                 char s[100];
                 strcpy(s, "DialogBoxParam failed: ");
                 FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(), 0, s + strlen(s), 0x100, NULL);
                 dbg(s);
+        }
         // Clean up after the dialog has been closed
         UnregisterClass("Preview", hDllInstance);
-        UnregisterClass("CautionSign", hDllInstance);
+        UnregisterClass("Caution", hDllInstance);
         return res == IDOK;
+}

Subversion Repositories filter_foundry

filter_foundry/trunk/ui_win.c – Rev 417 → 419