Ported simpledialog.cpp

3 files changed, 678 insertions, 391 deletions

diff --git a/ldmicro/lib/linuxUI/linuxLD.h b/ldmicro/lib/linuxUI/linuxLD.h
index ce0b812..c9379c2 100644
--- a/ldmicro/lib/linuxUI/linuxLD.h
+++ b/ldmicro/lib/linuxUI/linuxLD.h
@@ -198,6 +198,17 @@ typedef struct _RECT {
   LONG bottom;
 } RECT, *PRECT;
 
+typedef struct SimpleDialogDataTag {
+    UINT uflag;
+    int boxes;
+    char **dests;
+    char *str1;
+    char *str2;
+    char *str3;
+    int *num1;
+    int *num2;
+} SimpleDialogData;
+
 /// Variables
 extern std::vector<HEAPRECORD> HeapRecord;
 
diff --git a/ldmicro/schematic.cpp b/ldmicro/schematic.cpp
index 728a588..722ef9b 100644
--- a/ldmicro/schematic.cpp
+++ b/ldmicro/schematic.cpp
@@ -422,15 +422,15 @@ void EditSelectedElement(void)
         case ELEM_TON:
         case ELEM_TOF:
         case ELEM_RTO:
-            // ShowTimerDialog(SelectedWhich, &(Selected->d.timer.delay),
-            //     Selected->d.timer.name); 
+            ShowTimerDialog(SelectedWhich, &(Selected->d.timer.delay),
+                Selected->d.timer.name); 
             break;
 
         case ELEM_CTU:
         case ELEM_CTD:
         case ELEM_CTC:
-            // ShowCounterDialog(SelectedWhich, &(Selected->d.counter.max),
-            //     Selected->d.counter.name);
+            ShowCounterDialog(SelectedWhich, &(Selected->d.counter.max),
+                Selected->d.counter.name);
             break;
 
         case ELEM_EQU:
@@ -439,16 +439,16 @@ void EditSelectedElement(void)
         case ELEM_GEQ:
         case ELEM_LES:
         case ELEM_LEQ:
-            // ShowCmpDialog(SelectedWhich, Selected->d.cmp.op1,
-            //     Selected->d.cmp.op2);
+            ShowCmpDialog(SelectedWhich, Selected->d.cmp.op1,
+                Selected->d.cmp.op2);
             break;
 
         case ELEM_ADD:
         case ELEM_SUB:
         case ELEM_MUL:
         case ELEM_DIV:
-            // ShowMathDialog(SelectedWhich, Selected->d.math.dest, 
-            //     Selected->d.math.op1, Selected->d.math.op2); 
+            ShowMathDialog(SelectedWhich, Selected->d.math.dest, 
+                Selected->d.math.op1, Selected->d.math.op2); 
             break;
 
         case ELEM_RES:
@@ -456,35 +456,35 @@ void EditSelectedElement(void)
             break;
 
         case ELEM_MOVE:
-            // ShowMoveDialog(Selected->d.move.dest, Selected->d.move.src);
+            ShowMoveDialog(Selected->d.move.dest, Selected->d.move.src);
             break;
 
         case ELEM_SET_PWM:
-            // ShowSetPwmDialog(Selected->d.setPwm.name,
-            //     &(Selected->d.setPwm.targetFreq));
+            ShowSetPwmDialog(Selected->d.setPwm.name,
+                &(Selected->d.setPwm.targetFreq));
             break;
 
         case ELEM_READ_ADC:
-            // ShowReadAdcDialog(Selected->d.readAdc.name+1);
+            ShowReadAdcDialog(Selected->d.readAdc.name+1);
             break;
 
         case ELEM_UART_RECV:
         case ELEM_UART_SEND:
-            // ShowUartDialog(SelectedWhich, Selected->d.uart.name);
+            ShowUartDialog(SelectedWhich, Selected->d.uart.name);
             break;
 
         case ELEM_PERSIST:
-            // ShowPersistDialog(Selected->d.persist.var);
+            ShowPersistDialog(Selected->d.persist.var);
             break;
 
         case ELEM_SHIFT_REGISTER:
-            // ShowShiftRegisterDialog(Selected->d.shiftRegister.name,
-            //     &(Selected->d.shiftRegister.stages));
+            ShowShiftRegisterDialog(Selected->d.shiftRegister.name,
+                &(Selected->d.shiftRegister.stages));
             break;
 
         case ELEM_FORMATTED_STRING:
-            // ShowFormattedStringDialog(Selected->d.fmtdStr.var,
-            //     Selected->d.fmtdStr.string);
+            ShowFormattedStringDialog(Selected->d.fmtdStr.var,
+                Selected->d.fmtdStr.string);
             break;
 
         case ELEM_PIECEWISE_LINEAR:
diff --git a/ldmicro/simpledialog.cpp b/ldmicro/simpledialog.cpp
index 14aab25..0d63a22 100644
--- a/ldmicro/simpledialog.cpp
+++ b/ldmicro/simpledialog.cpp
@@ -29,394 +29,670 @@
 
 #include "ldmicro.h"
 
-static HWND SimpleDialog;
+static HWID SimpleDialog;
+static HWID OkButton;
+static HWID CancelButton;
 
 #define MAX_BOXES 5
 
-static HWND Textboxes[MAX_BOXES];
-static HWND Labels[MAX_BOXES];
+static HWID Textboxes[MAX_BOXES];
+static HWID Labels[MAX_BOXES];
 
 static LONG_PTR PrevAlnumOnlyProc[MAX_BOXES];
 static LONG_PTR PrevNumOnlyProc[MAX_BOXES];
 
 static BOOL NoCheckingOnBox[MAX_BOXES];
 
+static BOOL SIMPLE_DIALOG_ACTIVE = FALSE;
+
+static SimpleDialogData SDdata;
+
+/// Simple dialog data flags
+#define SD_TIMER            0x0000001
+#define SD_COUNTER          0x0000002
+#define SD_CMP              0x0000003
+#define SD_MOVE             0x0000004
+#define SD_READ_ADC         0x0000005
+#define SD_SET_PWM          0x0000006
+#define SD_UART             0x0000007
+#define SD_MATH             0x0000008
+#define SD_SHIFT_REGISTER   0x0000009
+#define SD_FORMATTED_STRING 0x0000010
+#define SD_PERSIST          0x0000011
+
 //-----------------------------------------------------------------------------
 // Don't allow any characters other than -A-Za-z0-9_ in the box.
 //-----------------------------------------------------------------------------
-// static LRESULT CALLBACK MyAlnumOnlyProc(HWND hwnd, UINT msg, WPARAM wParam,
-//     LPARAM lParam)
-// {
-//     if(msg == WM_CHAR) {
-//         if(!(isalpha(wParam) || isdigit(wParam) || wParam == '_' ||
-//             wParam == '\b' || wParam == '-' || wParam == '\''))
-//         {
-//             return 0;
-//         }
-//     }
-
-//     int i;
-//     for(i = 0; i < MAX_BOXES; i++) {
-//         if(hwnd == Textboxes[i]) {
-//             return CallWindowProc((WNDPROC)PrevAlnumOnlyProc[i], hwnd, msg, 
-//                 wParam, lParam);
-//         }
-//     }
-//     oops();
-// }
+static void MyAlnumOnlyProc (GtkEditable *editable, gchar *NewText, gint length, 
+    gint *position, gpointer data)
+{
+    for (int i = 0; i < length; i++)
+    {
+        if (!(isalpha (NewText[i]) || NewText[i] == '_' || isdigit (NewText[i]) ||
+                NewText[i] == '\b' || NewText[i] == '\'' || NewText[i] == '-'))
+        {
+            g_signal_stop_emission_by_name (G_OBJECT (editable), "insert-text");
+            return;
+        }
+    }
+    // if(msg == WM_CHAR) {
+    //     if(!(isalpha(wParam) || isdigit(wParam) || wParam == '_' ||
+    //         wParam == '\b' || wParam == '-' || wParam == '\''))
+    //     {
+    //         return 0;
+    //     }
+    // }
+
+    // int i;
+    // for(i = 0; i < MAX_BOXES; i++) {
+    //     if(hwnd == Textboxes[i]) {
+    //         return CallWindowProc((WNDPROC)PrevAlnumOnlyProc[i], hwnd, msg, 
+    //             wParam, lParam);
+    //     }
+    // }
+    // oops();
+}
 
 //-----------------------------------------------------------------------------
 // Don't allow any characters other than -0-9. in the box.
 //-----------------------------------------------------------------------------
-// static LRESULT CALLBACK MyNumOnlyProc(HWND hwnd, UINT msg, WPARAM wParam,
-//     LPARAM lParam)
-// {
-//     if(msg == WM_CHAR) {
-//         if(!(isdigit(wParam) || wParam == '.' || wParam == '\b' 
-//             || wParam == '-'))
-//         {
-//             return 0;
-//         }
-//     }
-
-//     int i;
-//     for(i = 0; i < MAX_BOXES; i++) {
-//         if(hwnd == Textboxes[i]) {
-//             return CallWindowProc((WNDPROC)PrevNumOnlyProc[i], hwnd, msg, 
-//                 wParam, lParam);
-//         }
-//     }
-//     oops();
-// }
-
-// static void MakeControls(int boxes, char **labels, DWORD fixedFontMask)
-// {
-//     int i;
-//     HDC hdc = GetDC(SimpleDialog);
-//     SelectObject(hdc, MyNiceFont);
-
-//     SIZE si;
-
-//     int maxLen = 0;
-//     for(i = 0; i < boxes; i++) {
-//         GetTextExtentPoint32(hdc, labels[i], strlen(labels[i]), &si);
-//         if(si.cx > maxLen) maxLen = si.cx;
-//     }
-
-//     int adj;
-//     if(maxLen > 70) {
-//         adj = maxLen - 70;
-//     } else {
-//         adj = 0;
-//     }
-
-//     for(i = 0; i < boxes; i++) {
-//         GetTextExtentPoint32(hdc, labels[i], strlen(labels[i]), &si);
-
-//         Labels[i] = CreateWindowEx(0, WC_STATIC, labels[i],
-//             WS_CHILD | WS_CLIPSIBLINGS | WS_VISIBLE,
-//             (80 + adj) - si.cx - 4, 13 + i*30, si.cx, 21,
-//             SimpleDialog, NULL, Instance, NULL);
-//         NiceFont(Labels[i]);
-
-//         Textboxes[i] = CreateWindowEx(WS_EX_CLIENTEDGE, WC_EDIT, "",
-//             WS_CHILD | ES_AUTOHSCROLL | WS_TABSTOP | WS_CLIPSIBLINGS |
-//             WS_VISIBLE,
-//             80 + adj, 12 + 30*i, 120 - adj, 21,
-//             SimpleDialog, NULL, Instance, NULL);
-
-//         if(fixedFontMask & (1 << i)) {
-//             FixedFont(Textboxes[i]);
-//         } else {
-//             NiceFont(Textboxes[i]);
-//         }
-//     }
-//     ReleaseDC(SimpleDialog, hdc);
-
-//     OkButton = CreateWindowEx(0, WC_BUTTON, _("OK"),
-//         WS_CHILD | WS_TABSTOP | WS_CLIPSIBLINGS | WS_VISIBLE | BS_DEFPUSHBUTTON,
-//         218, 11, 70, 23, SimpleDialog, NULL, Instance, NULL); 
-//     NiceFont(OkButton);
-
-//     CancelButton = CreateWindowEx(0, WC_BUTTON, _("Cancel"),
-//         WS_CHILD | WS_TABSTOP | WS_CLIPSIBLINGS | WS_VISIBLE,
-//         218, 41, 70, 23, SimpleDialog, NULL, Instance, NULL); 
-//     NiceFont(CancelButton);
-// }
-
-// BOOL ShowSimpleDialog(char *title, int boxes, char **labels, DWORD numOnlyMask,
-//     DWORD alnumOnlyMask, DWORD fixedFontMask, char **dests)
-// {
-//     BOOL didCancel;
-
-//     if(boxes > MAX_BOXES) oops();
-
-//     SimpleDialog = CreateWindowClient(0, "LDmicroDialog", title, 
-//         WS_OVERLAPPED | WS_SYSMENU,
-//         100, 100, 304, 15 + 30*(boxes < 2 ? 2 : boxes), NULL, NULL,
-//         Instance, NULL);
-
-//     MakeControls(boxes, labels, fixedFontMask);
+static void MyNumOnlyProc (GtkEditable *editable, gchar *NewText, gint length, 
+    gint *position, gpointer data)
+{
+    for (int i = 0; i < length; i++)
+    {
+        if (!(isdigit (NewText[i]) || NewText[i] == '\b' || 
+            NewText[i] == '.' || NewText[i] == '-'))
+        {
+            g_signal_stop_emission_by_name (G_OBJECT (editable), "insert-text");
+            return;
+        }
+    }
+    // if(msg == WM_CHAR) {
+    //     if(!(isdigit(wParam) || wParam == '.' || wParam == '\b' 
+    //         || wParam == '-'))
+    //     {
+    //         return 0;
+    //     }
+    // }
+
+    // int i;
+    // for(i = 0; i < MAX_BOXES; i++) {
+    //     if(hwnd == Textboxes[i]) {
+    //         return CallWindowProc((WNDPROC)PrevNumOnlyProc[i], hwnd, msg, 
+    //             wParam, lParam);
+    //     }
+    // }
+    // oops();
+}
+
+static void MakeControls(int boxes, char **labels, DWORD fixedFontMask)
+{
+    int i;
+    // HDC hdc = GetDC(SimpleDialog);
+    // SelectObject(hdc, MyNiceFont);
+
+    // SIZE si;
+
+    // int maxLen = 0;
+    // for(i = 0; i < boxes; i++) {
+    //     GetTextExtentPoint32(hdc, labels[i], strlen(labels[i]), &si);
+    //     if(si.cx > maxLen) maxLen = si.cx;
+    // }
+
+    // int adj;
+    // if(maxLen > 70) {
+    //     adj = maxLen - 70;
+    // } else {
+    //     adj = 0;
+    // }
+    HWID grid = gtk_grid_new();
+    
+    for(i = 0; i < boxes; i++) {
+        // GetTextExtentPoint32(hdc, labels[i], strlen(labels[i]), &si);
+
+        Labels[i] = gtk_label_new (labels[i]);
+        // CreateWindowEx(0, WC_STATIC, labels[i],
+        //     WS_CHILD | WS_CLIPSIBLINGS | WS_VISIBLE,
+        //     (80 + adj) - si.cx - 4, 13 + i*30, si.cx, 21,
+        //     SimpleDialog, NULL, Instance, NULL);
+        NiceFont(Labels[i]);
+        gtk_grid_attach (GTK_GRID (grid), Labels[i], 0, i, 1, 1);
+
+        Textboxes[i] = gtk_entry_new ();
+        // CreateWindowEx(WS_EX_CLIENTEDGE, WC_EDIT, "",
+        //     WS_CHILD | ES_AUTOHSCROLL | WS_TABSTOP | WS_CLIPSIBLINGS |
+        //     WS_VISIBLE,
+        //     80 + adj, 12 + 30*i, 120 - adj, 21,
+        //     SimpleDialog, NULL, Instance, NULL);
+
+        if(fixedFontMask & (1 << i)) {
+            FixedFont(Textboxes[i]);
+        } else {
+            NiceFont(Textboxes[i]);
+        }
+        gtk_grid_attach (GTK_GRID (grid), Textboxes[i], 1, i, 1, 1);
+    }
+    // ReleaseDC(SimpleDialog, hdc);
+
+    OkButton = gtk_button_new_with_label (_("OK"));
+    // CreateWindowEx(0, WC_BUTTON, _("OK"),
+    //     WS_CHILD | WS_TABSTOP | WS_CLIPSIBLINGS | WS_VISIBLE | BS_DEFPUSHBUTTON,
+    //     218, 11, 70, 23, SimpleDialog, NULL, Instance, NULL); 
+    NiceFont(OkButton);
+    gtk_grid_attach (GTK_GRID (grid), OkButton, 2, 0, 1, 1);
+
+    CancelButton = gtk_button_new_with_label(_("Cancel"));
+    // CreateWindowEx(0, WC_BUTTON, _("Cancel"),
+    //     WS_CHILD | WS_TABSTOP | WS_CLIPSIBLINGS | WS_VISIBLE,
+    //     218, 41, 70, 23, SimpleDialog, NULL, Instance, NULL); 
+    NiceFont(CancelButton);
+    gtk_grid_attach (GTK_GRID (grid), CancelButton, 2, 1, 1, 1);
+    gtk_container_add(GTK_CONTAINER(SimpleDialog), grid);
+}
+
+void SimpleDialogWrapUp()
+{
+    // if(!didCancel)
+    for(int i = 0; i < SDdata.boxes; i++) {
+        if(NoCheckingOnBox[i]) {
+            // char get[64];
+            // SendMessage(Textboxes[i], WM_GETTEXT, 60, (LPARAM)get);
+            char *get = (char*)gtk_entry_get_text (GTK_ENTRY(Textboxes[i]));
+            strcpy(SDdata.dests[i], get);
+            if (strlen(get) < 60)
+                strcpy(SDdata.dests[i], get);
+            else
+            {
+                strncpy(SDdata.dests[i], get, 60);
+                SDdata.dests[i][60] = '\0';
+            }
+        } else {
+            char get[20];
+            // SendMessage(Textboxes[i], WM_GETTEXT, 15, (LPARAM)get);
+            char *str = (char*)gtk_entry_get_text (GTK_ENTRY(Textboxes[i]));
+            strcpy(get, str);
+            if (strlen(str) < 15)
+                strcpy(get, str);
+            else
+            {
+                strncpy(get, str, 15);
+                get[15] = '\0';
+            }
+
+            if( (!strchr(get, '\'')) ||
+                    (get[0] == '\'' && get[2] == '\'' && strlen(get)==3) )
+            {
+                if(strlen(get) == 0) {
+                    Error(_("Empty textbox; not permitted."));
+                } else {
+                    strcpy(SDdata.dests[i], get);
+                }
+            } else {
+                Error(_("Bad use of quotes: <%s>"), get);
+            }
+        }
+    }
+
+    switch(SDdata.uflag)
+    {
+        case SD_TIMER:
+        {
+            SDdata.str1[0] = 'T';
+            strcpy(SDdata.str1+1, SDdata.dests[0]);
+            g_print("%s, %s\n", SDdata.str1, SDdata.dests[0]);
+            double del = atof(SDdata.dests[1]);
+            if(del > 2140000) { // 2**31/1000, don't overflow signed int
+                Error(_("Delay too long; maximum is 2**31 us."));
+            } else if(del <= 0) {
+                Error(_("Delay cannot be zero or negative."));
+            } else {
+                *SDdata.num1 = (int)(1000*del + 0.5);
+            }
+            break;
+        }
+        case SD_COUNTER:
+        {
+            *SDdata.num1 = atoi(SDdata.dests[1]);
+            break;
+        }
+        case SD_CMP:
+        {
+            break;
+        }
+        case SD_MOVE:
+        {
+            break;
+        }
+        case SD_READ_ADC:
+        {
+            break;
+        }
+        case SD_SET_PWM:
+        {
+            *SDdata.num1 = atoi(SDdata.dests[1]);
+            break;
+        }
+        case SD_UART:
+        {
+            break;
+        }
+        case SD_MATH:
+        {
+            break;
+        }
+        case SD_SHIFT_REGISTER:
+        {
+            *SDdata.num1 = atoi(SDdata.dests[1]);
+
+            if(*SDdata.num1 <= 0 || *SDdata.num1 >= 200) 
+            {
+                Error(_("Not a reasonable size for a shift register."));
+                *SDdata.num1 = 1;
+            }
+            break;
+        }
+        case SD_FORMATTED_STRING:
+        {
+            break;
+        }
+        case SD_PERSIST:
+        {
+            break;
+        }
+    }
+
+    DestroyWindow(SimpleDialog);
+    SIMPLE_DIALOG_ACTIVE = FALSE;
+}
+
+void SimpleDialogCancelProc()
+{
+    DestroyWindow(SimpleDialog);
+    SIMPLE_DIALOG_ACTIVE = FALSE;
+}
+
+static gboolean SimpleDialogKeyPressProc(HWID widget, GdkEventKey* event, gpointer data)
+{
+    if(event -> keyval == GDK_KEY_Return) 
+    {
+        // DialogDone = TRUE;
+        SimpleDialogWrapUp();
+    } else if(event -> keyval == GDK_KEY_Escape) 
+    {
+        // DialogDone = TRUE;
+        // DialogCancel = TRUE;
+        SimpleDialogCancelProc();
+    }
+
+    return FALSE;
+}
+
+void ShowSimpleDialog(char *title, int boxes, char **labels, DWORD numOnlyMask,
+    DWORD alnumOnlyMask, DWORD fixedFontMask, char **dests)
+{
+    if(SIMPLE_DIALOG_ACTIVE)
+        return;
+    
+    SIMPLE_DIALOG_ACTIVE = TRUE;
+
+    BOOL didCancel = FALSE;
+
+    if(boxes > MAX_BOXES) oops();
+
+    SimpleDialog = CreateWindowClient(GTK_WINDOW_TOPLEVEL, GDK_WINDOW_TYPE_HINT_NORMAL, 
+        title, 100, 100, 304, 15 + 30*(boxes < 2 ? 2 : boxes), GTK_WINDOW(MainWindow) );
+    // CreateWindowClient(0, "LDmicroDialog", title, 
+    //     WS_OVERLAPPED | WS_SYSMENU,
+    //     100, 100, 304, 15 + 30*(boxes < 2 ? 2 : boxes), NULL, NULL,
+    //     Instance, NULL);
+
+    MakeControls(boxes, labels, fixedFontMask);
   
-//     int i;
-//     for(i = 0; i < boxes; i++) {
-//         SendMessage(Textboxes[i], WM_SETTEXT, 0, (LPARAM)dests[i]);
-
-//         if(numOnlyMask & (1 << i)) {
-//             PrevNumOnlyProc[i] = SetWindowLongPtr(Textboxes[i], GWLP_WNDPROC, 
-//                 (LONG_PTR)MyNumOnlyProc);
-//         }
-//         if(alnumOnlyMask & (1 << i)) {
-//             PrevAlnumOnlyProc[i] = SetWindowLongPtr(Textboxes[i], GWLP_WNDPROC, 
-//                 (LONG_PTR)MyAlnumOnlyProc);
-//         }
-//     }
-
-//     EnableWindow(MainWindow, FALSE);
-//     ShowWindow(SimpleDialog, TRUE);
-//     SetFocus(Textboxes[0]);
-//     SendMessage(Textboxes[0], EM_SETSEL, 0, -1);
-
-//     MSG msg;
-//     DWORD ret;
-//     DialogDone = FALSE;
-//     DialogCancel = FALSE;
-//     while((ret = GetMessage(&msg, NULL, 0, 0)) && !DialogDone) {
-//         if(msg.message == WM_KEYDOWN) {
-//             if(msg.wParam == VK_RETURN) {
-//                 DialogDone = TRUE;
-//                 break;
-//             } else if(msg.wParam == VK_ESCAPE) {
-//                 DialogDone = TRUE;
-//                 DialogCancel = TRUE;
-//                 break;
-//             }
-//         }
-
-//         if(IsDialogMessage(SimpleDialog, &msg)) continue;
-//         TranslateMessage(&msg);
-//         DispatchMessage(&msg);
-//     }
-
-//     didCancel = DialogCancel;
-
-//     if(!didCancel) {
-//         for(i = 0; i < boxes; i++) {
-//             if(NoCheckingOnBox[i]) {
-//                 char get[64];
-//                 SendMessage(Textboxes[i], WM_GETTEXT, 60, (LPARAM)get);
-//                 strcpy(dests[i], get);
-//             } else {
-//                 char get[20];
-//                 SendMessage(Textboxes[i], WM_GETTEXT, 15, (LPARAM)get);
-
-//                 if( (!strchr(get, '\'')) ||
-//                         (get[0] == '\'' && get[2] == '\'' && strlen(get)==3) )
-//                 {
-//                     if(strlen(get) == 0) {
-//                         Error(_("Empty textbox; not permitted."));
-//                     } else {
-//                         strcpy(dests[i], get);
-//                     }
-//                 } else {
-//                     Error(_("Bad use of quotes: <%s>"), get);
-//                 }
-//             }
-//         }
-//     }
-
-//     EnableWindow(MainWindow, TRUE);
-//     DestroyWindow(SimpleDialog);
-
-//     return !didCancel;
-// }
-
-// void ShowTimerDialog(int which, int *delay, char *name)
-// {
-//     char *s;
-//     switch(which) { 
-//         case ELEM_TON: s = _("Turn-On Delay"); break;
-//         case ELEM_TOF: s = _("Turn-Off Delay"); break;
-//         case ELEM_RTO: s = _("Retentive Turn-On Delay"); break;
-//         default: oops(); break;
-//     }
+    int i;
+    for(i = 0; i < boxes; i++) 
+    {
+        // SendMessage(Textboxes[i], WM_SETTEXT, 0, (LPARAM)dests[i]);
+        gtk_entry_set_text (GTK_ENTRY(Textboxes[i]), dests[i]);
+
+        if(numOnlyMask & (1 << i)) 
+        {
+            g_signal_connect (G_OBJECT(Textboxes[i]), "insert-text",
+                G_CALLBACK(MyNumOnlyProc), NULL);
+            // PrevNumOnlyProc[i] = SetWindowLongPtr(Textboxes[i], GWLP_WNDPROC, 
+            //     (LONG_PTR)MyNumOnlyProc);
+        } else if(alnumOnlyMask & (1 << i)) 
+        {
+            g_signal_connect (G_OBJECT(Textboxes[i]), "insert-text",
+                G_CALLBACK(MyAlnumOnlyProc), NULL);
+            // PrevAlnumOnlyProc[i] = SetWindowLongPtr(Textboxes[i], GWLP_WNDPROC, 
+            //     (LONG_PTR)MyAlnumOnlyProc);
+        }
+    }
+
+    g_signal_connect (CancelButton, "clicked", G_CALLBACK (SimpleDialogCancelProc), NULL);
+    g_signal_connect (OkButton, "clicked", G_CALLBACK (SimpleDialogWrapUp), NULL);
+    g_signal_connect (SimpleDialog, "key_press_event", G_CALLBACK (SimpleDialogKeyPressProc), NULL);
+
+    // EnableWindow(MainWindow, FALSE);
+    // ShowWindow(SimpleDialog, TRUE);
+    gtk_widget_show_all(SimpleDialog);
+    // SetFocus(Textboxes[0]);
+    // SendMessage(Textboxes[0], EM_SETSEL, 0, -1);
+
+    // MSG msg;
+    // DWORD ret;
+    // DialogDone = FALSE;
+    // DialogCancel = FALSE;
+    // while((ret = GetMessage(&msg, NULL, 0, 0)) && !DialogDone) {
+    //     if(msg.message == WM_KEYDOWN) {
+    //         if(msg.wParam == VK_RETURN) {
+    //             DialogDone = TRUE;
+    //             break;
+    //         } else if(msg.wParam == VK_ESCAPE) {
+    //             DialogDone = TRUE;
+    //             DialogCancel = TRUE;
+    //             break;
+    //         }
+    //     }
+
+    //     if(IsDialogMessage(SimpleDialog, &msg)) continue;
+    //     TranslateMessage(&msg);
+    //     DispatchMessage(&msg);
+    // }
+
+    // didCancel = DialogCancel;
+
+
+
+    // EnableWindow(MainWindow, TRUE);
+    // DestroyWindow(SimpleDialog);
+
+    // return !didCancel;
+}
+
+void ShowTimerDialog(int which, int *delay, char *name)
+{
+    char *s;
+    switch(which) { 
+        case ELEM_TON: s = _("Turn-On Delay"); break;
+        case ELEM_TOF: s = _("Turn-Off Delay"); break;
+        case ELEM_RTO: s = _("Retentive Turn-On Delay"); break;
+        default: oops(); break;
+    }
    
-//     char *labels[] = { _("Name:"), _("Delay (ms):") };
-
-//     char delBuf[16];
-//     char nameBuf[16];
-//     sprintf(delBuf, "%.3f", (*delay / 1000.0));
-//     strcpy(nameBuf, name+1);
-//     char *dests[] = { nameBuf, delBuf };
-
-//     if(ShowSimpleDialog(s, 2, labels, (1 << 1), (1 << 0), (1 << 0), dests)) {
-//         name[0] = 'T';
-//         strcpy(name+1, nameBuf);
-//         double del = atof(delBuf);
-//         if(del > 2140000) { // 2**31/1000, don't overflow signed int
-//             Error(_("Delay too long; maximum is 2**31 us."));
-//         } else if(del <= 0) {
-//             Error(_("Delay cannot be zero or negative."));
-//         } else {
-//             *delay = (int)(1000*del + 0.5);
-//         }
-//     }
-// }
-
-// void ShowCounterDialog(int which, int *maxV, char *name)
-// {
-//     char *title;
-
-//     switch(which) {
-//         case ELEM_CTU:  title = _("Count Up"); break;
-//         case ELEM_CTD:  title = _("Count Down"); break;
-//         case ELEM_CTC:  title = _("Circular Counter"); break;
-
-//         default: oops();
-//     }
-
-//     char *labels[] = { _("Name:"), (which == ELEM_CTC ? _("Max value:") : 
-//         _("True if >= :")) };
-//     char maxS[128];
-//     sprintf(maxS, "%d", *maxV);
-//     char *dests[] = { name+1, maxS };
-//     ShowSimpleDialog(title, 2, labels, 0x2, 0x1, 0x1, dests);
-//     *maxV = atoi(maxS);
-// }
-
-// void ShowCmpDialog(int which, char *op1, char *op2)
-// {
-//     char *title;
-//     char *l2;
-//     switch(which) {
-//         case ELEM_EQU:
-//             title = _("If Equals");
-//             l2 = "= :";
-//             break;
-
-//         case ELEM_NEQ:
-//             title = _("If Not Equals");
-//             l2 = "/= :";
-//             break;
-
-//         case ELEM_GRT:
-//             title = _("If Greater Than");
-//             l2 = "> :";
-//             break;
-
-//         case ELEM_GEQ:
-//             title = _("If Greater Than or Equal To");
-//             l2 = ">= :";
-//             break;
-
-//         case ELEM_LES:
-//             title = _("If Less Than");
-//             l2 = "< :";
-//             break;
-
-//         case ELEM_LEQ:
-//             title = _("If Less Than or Equal To");
-//             l2 = "<= :";
-//             break;
-
-//         default:
-//             oops();
-//     }
-//     char *labels[] = { _("'Closed' if:"), l2 };
-//     char *dests[] = { op1, op2 };
-//     ShowSimpleDialog(title, 2, labels, 0, 0x3, 0x3, dests);
-// }
-
-// void ShowMoveDialog(char *dest, char *src)
-// {
-//     char *labels[] = { _("Destination:"), _("Source:") };
-//     char *dests[] = { dest, src };
-//     ShowSimpleDialog(_("Move"), 2, labels, 0, 0x3, 0x3, dests);
-// }
-
-// void ShowReadAdcDialog(char *name)
-// {
-//     char *labels[] = { _("Destination:") };
-//     char *dests[] = { name };
-//     ShowSimpleDialog(_("Read A/D Converter"), 1, labels, 0, 0x1, 0x1, dests);
-// }
-
-// void ShowSetPwmDialog(char *name, int *targetFreq)
-// {
-//     char freq[100];
-//     sprintf(freq, "%d", *targetFreq);
-
-//     char *labels[] = { _("Duty cycle var:"), _("Frequency (Hz):") };
-//     char *dests[] = { name, freq };
-//     ShowSimpleDialog(_("Set PWM Duty Cycle"), 2, labels, 0x2, 0x1, 0x1, dests);
-
-//     *targetFreq = atoi(freq);
-// }
-
-// void ShowUartDialog(int which, char *name)
-// {
-//     char *labels[] = { (which == ELEM_UART_RECV) ? _("Destination:") :
-//         _("Source:") };
-//     char *dests[] = { name };
-
-//     ShowSimpleDialog((which == ELEM_UART_RECV) ? _("Receive from UART") :
-//         _("Send to UART"), 1, labels, 0, 0x1, 0x1, dests);
-// }
-
-// void ShowMathDialog(int which, char *dest, char *op1, char *op2)
-// {
-//     char *l2, *title;
-//     if(which == ELEM_ADD) {
-//         l2 = "+ :";
-//         title = _("Add");
-//     } else if(which == ELEM_SUB) {
-//         l2 = "- :";
-//         title = _("Subtract");
-//     } else if(which == ELEM_MUL) {
-//         l2 = "* :";
-//         title = _("Multiply");
-//     } else if(which == ELEM_DIV) {
-//         l2 = "/ :";
-//         title = _("Divide");
-//     } else oops();
-
-//     char *labels[] = { _("Destination:"), _("is set := :"), l2 };
-//     char *dests[] = { dest, op1, op2 };
-//     ShowSimpleDialog(title, 3, labels, 0, 0x7, 0x7, dests);
-// }
-
-// void ShowShiftRegisterDialog(char *name, int *stages)
-// {
-//     char stagesStr[20];
-//     sprintf(stagesStr, "%d", *stages);
-
-//     char *labels[] = { _("Name:"), _("Stages:") };
-//     char *dests[] = { name, stagesStr };
-//     ShowSimpleDialog(_("Shift Register"), 2, labels, 0x2, 0x1, 0x1, dests);
-
-//     *stages = atoi(stagesStr);
-
-//     if(*stages <= 0 || *stages >= 200) {
-//         Error(_("Not a reasonable size for a shift register."));
-//         *stages = 1;
-//     }
-// }
-
-// void ShowFormattedStringDialog(char *var, char *string)
-// {
-//     char *labels[] = { _("Variable:"), _("String:") };
-//     char *dests[] = { var, string };
-//     NoCheckingOnBox[0] = TRUE;
-//     NoCheckingOnBox[1] = TRUE;
-//     ShowSimpleDialog(_("Formatted String Over UART"), 2, labels, 0x0,
-//         0x1, 0x3, dests);
-//     NoCheckingOnBox[0] = FALSE;
-//     NoCheckingOnBox[1] = FALSE;
-// }
-
-// void ShowPersistDialog(char *var)
-// {
-//     char *labels[] = { _("Variable:") };
-//     char *dests[] = { var };
-//     ShowSimpleDialog(_("Make Persistent"), 1, labels, 0, 1, 1, dests);
-// }
+    char *labels[] = { _("Name:"), _("Delay (ms):") };
+
+    char delBuf[16];
+    char nameBuf[16];
+    sprintf(delBuf, "%.3f", (*delay / 1000.0));
+    strcpy(nameBuf, name+1);
+    char *dests[] = { nameBuf, delBuf };
+
+    if (SIMPLE_DIALOG_ACTIVE)
+        return;
+    
+    SDdata.uflag = SD_TIMER;
+    SDdata.boxes = 2;
+    SDdata.str1 = name;
+    SDdata.num1 = delay;
+    SDdata.dests = new char*[2];
+    SDdata.dests[0] = new char[16];
+    SDdata.dests[1] = new char[16];
+    sprintf(SDdata.dests[1], "%.3f", (*delay / 1000.0));
+    strcpy(SDdata.dests[0], name+1);
+
+    ShowSimpleDialog(s, 2, labels, (1 << 1), (1 << 0), (1 << 0), dests);
+}
+
+void ShowCounterDialog(int which, int *maxV, char *name)
+{
+    char *title;
+
+    switch(which) {
+        case ELEM_CTU:  title = _("Count Up"); break;
+        case ELEM_CTD:  title = _("Count Down"); break;
+        case ELEM_CTC:  title = _("Circular Counter"); break;
+
+        default: oops();
+    }
+
+    char *labels[] = { _("Name:"), (which == ELEM_CTC ? _("Max value:") : 
+        _("True if >= :")) };
+    char maxS[128];
+    sprintf(maxS, "%d", *maxV);
+    char *dests[] = { name+1, maxS };
+
+    if (SIMPLE_DIALOG_ACTIVE)
+        return;
+    
+    SDdata.uflag = SD_COUNTER;
+    SDdata.boxes = 2;
+    SDdata.str1 = name;
+    SDdata.num1 = maxV;
+    SDdata.dests = new char*[2];
+    SDdata.dests[0] = name+1;
+    SDdata.dests[1] = new char[128];
+    sprintf(SDdata.dests[1], "%d", *maxV);
+
+    ShowSimpleDialog(title, 2, labels, 0x2, 0x1, 0x1, dests);
+}
+
+void ShowCmpDialog(int which, char *op1, char *op2)
+{
+    char *title;
+    char *l2;
+    switch(which) {
+        case ELEM_EQU:
+            title = _("If Equals");
+            l2 = "= :";
+            break;
+
+        case ELEM_NEQ:
+            title = _("If Not Equals");
+            l2 = "/= :";
+            break;
+
+        case ELEM_GRT:
+            title = _("If Greater Than");
+            l2 = "> :";
+            break;
+
+        case ELEM_GEQ:
+            title = _("If Greater Than or Equal To");
+            l2 = ">= :";
+            break;
+
+        case ELEM_LES:
+            title = _("If Less Than");
+            l2 = "< :";
+            break;
+
+        case ELEM_LEQ:
+            title = _("If Less Than or Equal To");
+            l2 = "<= :";
+            break;
+
+        default:
+            oops();
+    }
+    char *labels[] = { _("'Closed' if:"), l2 };
+    char *dests[] = { op1, op2 };
+
+    if (SIMPLE_DIALOG_ACTIVE)
+        return;
+    
+    SDdata.uflag = SD_CMP;
+    SDdata.boxes = 2;
+    SDdata.dests = new char*[2];
+    SDdata.dests[0] = op1;
+    SDdata.dests[1] = op2;
+
+    ShowSimpleDialog(title, 2, labels, 0, 0x3, 0x3, dests);
+}
+
+void ShowMoveDialog(char *dest, char *src)
+{
+    char *labels[] = { _("Destination:"), _("Source:") };
+    char *dests[] = { dest, src };
+    
+    if (SIMPLE_DIALOG_ACTIVE)
+        return;
+    
+    SDdata.uflag = SD_MOVE;
+    SDdata.boxes = 2;
+    SDdata.dests = new char*[2];
+    SDdata.dests[0] = dest;
+    SDdata.dests[1] = src;
+
+    ShowSimpleDialog(_("Move"), 2, labels, 0, 0x3, 0x3, dests);
+}
+
+void ShowReadAdcDialog(char *name)
+{
+    char *labels[] = { _("Destination:") };
+    char *dests[] = { name };
+
+    if (SIMPLE_DIALOG_ACTIVE)
+        return;
+    
+    SDdata.uflag = SD_READ_ADC;
+    SDdata.boxes = 1;
+    SDdata.dests = new char*[1];
+    SDdata.dests[0] = name;
+
+    ShowSimpleDialog(_("Read A/D Converter"), 1, labels, 0, 0x1, 0x1, dests);
+}
+
+void ShowSetPwmDialog(char *name, int *targetFreq)
+{
+    char freq[100];
+    sprintf(freq, "%d", *targetFreq);
+
+    char *labels[] = { _("Duty cycle var:"), _("Frequency (Hz):") };
+    char *dests[] = { name, freq };
+
+    if (SIMPLE_DIALOG_ACTIVE)
+        return;
+    
+    SDdata.uflag = SD_SET_PWM;
+    SDdata.boxes = 2;
+    SDdata.num1 = targetFreq;
+    SDdata.dests = new char*[2];
+    SDdata.dests[0] = name;
+    SDdata.dests[1] = new char[100];
+    sprintf(SDdata.dests[1], "%d", *targetFreq);
+
+    ShowSimpleDialog(_("Set PWM Duty Cycle"), 2, labels, 0x2, 0x1, 0x1, dests);
+}
+
+void ShowUartDialog(int which, char *name)
+{
+    char *labels[] = { (which == ELEM_UART_RECV) ? _("Destination:") :
+        _("Source:") };
+    char *dests[] = { name };
+
+    if (SIMPLE_DIALOG_ACTIVE)
+        return;
+    
+    SDdata.uflag = SD_UART;
+    SDdata.boxes = 1;
+    SDdata.dests = new char*[2];
+    SDdata.dests[0] = name;
+
+    ShowSimpleDialog((which == ELEM_UART_RECV) ? _("Receive from UART") :
+        _("Send to UART"), 1, labels, 0, 0x1, 0x1, dests);
+}
+
+void ShowMathDialog(int which, char *dest, char *op1, char *op2)
+{
+    char *l2, *title;
+    if(which == ELEM_ADD) {
+        l2 = "+ :";
+        title = _("Add");
+    } else if(which == ELEM_SUB) {
+        l2 = "- :";
+        title = _("Subtract");
+    } else if(which == ELEM_MUL) {
+        l2 = "* :";
+        title = _("Multiply");
+    } else if(which == ELEM_DIV) {
+        l2 = "/ :";
+        title = _("Divide");
+    } else oops();
+
+    char *labels[] = { _("Destination:"), _("is set := :"), l2 };
+    char *dests[] = { dest, op1, op2 };
+
+    if (SIMPLE_DIALOG_ACTIVE)
+        return;
+    
+    SDdata.uflag = SD_MATH;
+    SDdata.boxes = 3;
+    SDdata.dests = new char*[3];
+    SDdata.dests[0] = dest;
+    SDdata.dests[1] = op1;
+    SDdata.dests[2] = op2;
+
+    ShowSimpleDialog(title, 3, labels, 0, 0x7, 0x7, dests);
+}
+
+void ShowShiftRegisterDialog(char *name, int *stages)
+{
+    char stagesStr[20];
+    sprintf(stagesStr, "%d", *stages);
+
+    char *labels[] = { _("Name:"), _("Stages:") };
+    char *dests[] = { name, stagesStr };
+
+    if (SIMPLE_DIALOG_ACTIVE)
+        return;
+    
+    SDdata.uflag = SD_SHIFT_REGISTER;
+    SDdata.boxes = 2;
+    SDdata.num1 = stages;
+    SDdata.dests = new char*[2];
+    SDdata.dests[0] = name;
+    SDdata.dests[1] = new char[20];
+    sprintf(SDdata.dests[1], "%d", *stages);
+
+    ShowSimpleDialog(_("Shift Register"), 2, labels, 0x2, 0x1, 0x1, dests);
+}
+
+void ShowFormattedStringDialog(char *var, char *string)
+{
+    char *labels[] = { _("Variable:"), _("String:") };
+    char *dests[] = { var, string };
+
+    if (SIMPLE_DIALOG_ACTIVE)
+        return;
+    
+    SDdata.uflag = SD_FORMATTED_STRING;
+    SDdata.boxes = 2;
+    SDdata.dests = new char*[2];
+    SDdata.dests[0] = var;
+    SDdata.dests[1] = string;
+
+    NoCheckingOnBox[0] = TRUE;
+    NoCheckingOnBox[1] = TRUE;
+    ShowSimpleDialog(_("Formatted String Over UART"), 2, labels, 0x0,
+        0x1, 0x3, dests);
+    NoCheckingOnBox[0] = FALSE;
+    NoCheckingOnBox[1] = FALSE;
+}
+
+void ShowPersistDialog(char *var)
+{
+    char *labels[] = { _("Variable:") };
+    char *dests[] = { var };
+
+    if (SIMPLE_DIALOG_ACTIVE)
+        return;
+    
+    SDdata.uflag = SD_PERSIST;
+    SDdata.boxes = 1;
+    SDdata.dests = new char*[1];
+    SDdata.dests[0] = var;
+
+    ShowSimpleDialog(_("Make Persistent"), 1, labels, 0, 1, 1, dests);
+}