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Update system info box to be read only and fixed scrolling.

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This commit is contained in:
Scott Duensing 2026-03-18 17:52:40 -05:00
parent d876bc1c55
commit 1a60fdcf54
6 changed files with 28 additions and 5 deletions
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4
apps/progman/progman.c
View file

@ -669,8 +669,8 @@ static void showSystemInfo(void) {
ta->weight = 100;
wgtSetText(ta, info);
// Mark read-only by disabling the text area
wgtSetEnabled(ta, false);
// Don't disable — wgtSetEnabled(false) blocks all input including scrollbar
wgtSetReadOnly(ta, true);
}

4
dvx/dvxWidget.h
View file

@ -338,6 +338,7 @@ typedef struct WidgetT {
// State
bool visible;
bool enabled;
bool readOnly;
bool focused;
char accelKey; // lowercase accelerator character, 0 if none
@ -895,6 +896,9 @@ const char *wgtGetText(const WidgetT *w);
// Enable/disable a widget
void wgtSetEnabled(WidgetT *w, bool enabled);
// Set read-only mode (allows scrolling/selection but blocks editing)
void wgtSetReadOnly(WidgetT *w, bool readOnly);
// Show/hide a widget
void wgtSetVisible(WidgetT *w, bool visible);

3
dvx/platform/dvxPlatformDos.c
View file

@ -831,7 +831,8 @@ const char *platformGetSystemInfo(const DisplayT *display) {
if (__dpmi_get_free_memory_information(&memInfo) == 0) {
if (memInfo.largest_available_free_block_in_bytes != 0xFFFFFFFFUL) {
sysInfoAppend("Largest free block: %lu KB", (unsigned long)(memInfo.largest_available_free_block_in_bytes / 1024));
uint32_t largestKb = memInfo.largest_available_free_block_in_bytes / 1024;
sysInfoAppend("Largest free block: %lu KB (%lu MB)", (unsigned long)largestKb, (unsigned long)(largestKb / 1024));
}
if (memInfo.total_number_of_physical_pages != 0xFFFFFFFFUL) {
uint32_t totalKb = memInfo.total_number_of_physical_pages * 4;

11
dvx/widgets/widgetOps.c
View file

@ -466,6 +466,17 @@ void wgtSetEnabled(WidgetT *w, bool enabled) {
}
// ============================================================
// wgtSetReadOnly
// ============================================================
void wgtSetReadOnly(WidgetT *w, bool readOnly) {
if (w) {
w->readOnly = readOnly;
}
}
// ============================================================
// wgtSetText
// ============================================================

10
dvx/widgets/widgetTextInput.c
View file

@ -1319,6 +1319,11 @@ void widgetTextAreaOnKey(WidgetT *w, int32_t key, int32_t mod) {
return;
}
// Read-only: allow select-all, copy, and navigation but block editing
if (w->readOnly) {
goto navigation;
}
// Ctrl+V — paste
if (key == 22) {
if (sClipboardLen > 0) {
@ -1543,6 +1548,7 @@ void widgetTextAreaOnKey(WidgetT *w, int32_t key, int32_t mod) {
return;
}
navigation:
// Left arrow
if (key == (0x4B | 0x100)) {
SEL_BEGIN();
@ -1712,8 +1718,8 @@ void widgetTextAreaOnKey(WidgetT *w, int32_t key, int32_t mod) {
return;
}
// Printable character
if (key >= 32 && key < 127) {
// Printable character (blocked in read-only mode)
if (key >= 32 && key < 127 && !w->readOnly) {
if (*pLen < bufSize - 1) {
textEditSaveUndo(buf, *pLen, CUR_OFF(), w->as.textArea.undoBuf, &w->as.textArea.undoLen, &w->as.textArea.undoCursor, bufSize);

1
dvxshell/shellExport.c
View file

@ -353,6 +353,7 @@ DXE_EXPORT_TABLE(shellExportTable)
DXE_EXPORT(wgtSetTooltip)
DXE_EXPORT(wgtGetText)
DXE_EXPORT(wgtSetEnabled)
DXE_EXPORT(wgtSetReadOnly)
DXE_EXPORT(wgtSetVisible)
DXE_EXPORT(wgtGetContext)
DXE_EXPORT(wgtSetName)